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Date: Fri, 10 Dec 2010 18:02:56 -0600
From: Jon Mason <jon.mason@...r.com>
To: "David S. Miller" <davem@...emloft.net>
Cc: netdev@...r.kernel.org,
Sivakumar Subramani <sivakumar.subramani@...r.com>,
Sreenivasa Honnur <sreenivasa.honnur@...r.com>,
Ram Vepa <ram.vepa@...r.com>,
Arpit Patel <arpit.patel@...r.com>
Subject: [PATCH 1/7] vxge: code cleanup and reorganization
Move function locations to remove the need for internal declarations and
other misc clean-ups.
Signed-off-by: Jon Mason <jon.mason@...r.com>
Signed-off-by: Arpit Patel <arpit.patel@...r.com>
---
drivers/net/vxge/vxge-config.c | 2481 +++++++++++++++++++--------------------
drivers/net/vxge/vxge-config.h | 34 +-
drivers/net/vxge/vxge-main.c | 474 ++++----
drivers/net/vxge/vxge-main.h | 8 +-
drivers/net/vxge/vxge-traffic.c | 773 ++++++-------
drivers/net/vxge/vxge-traffic.h | 21 +-
6 files changed, 1812 insertions(+), 1979 deletions(-)
diff --git a/drivers/net/vxge/vxge-config.c b/drivers/net/vxge/vxge-config.c
index a0241fe..1169aa3 100644
--- a/drivers/net/vxge/vxge-config.c
+++ b/drivers/net/vxge/vxge-config.c
@@ -21,100 +21,15 @@
#include "vxge-config.h"
#include "vxge-main.h"
-static enum vxge_hw_status
-__vxge_hw_fifo_delete(
- struct __vxge_hw_vpath_handle *vpath_handle);
-
-static struct __vxge_hw_blockpool_entry *
-__vxge_hw_blockpool_block_allocate(struct __vxge_hw_device *hldev,
- u32 size);
-
-static void
-__vxge_hw_blockpool_block_free(struct __vxge_hw_device *hldev,
- struct __vxge_hw_blockpool_entry *entry);
-
-static void vxge_hw_blockpool_block_add(struct __vxge_hw_device *devh,
- void *block_addr,
- u32 length,
- struct pci_dev *dma_h,
- struct pci_dev *acc_handle);
-
-static enum vxge_hw_status
-__vxge_hw_blockpool_create(struct __vxge_hw_device *hldev,
- struct __vxge_hw_blockpool *blockpool,
- u32 pool_size,
- u32 pool_max);
-
-static void
-__vxge_hw_blockpool_destroy(struct __vxge_hw_blockpool *blockpool);
-
-static void *
-__vxge_hw_blockpool_malloc(struct __vxge_hw_device *hldev,
- u32 size,
- struct vxge_hw_mempool_dma *dma_object);
-
-static void
-__vxge_hw_blockpool_free(struct __vxge_hw_device *hldev,
- void *memblock,
- u32 size,
- struct vxge_hw_mempool_dma *dma_object);
-
-static void
-__vxge_hw_channel_free(
- struct __vxge_hw_channel *channel);
-
-static enum vxge_hw_status __vxge_hw_ring_delete(struct __vxge_hw_vpath_handle *vp);
-
-static enum vxge_hw_status
-__vxge_hw_device_config_check(struct vxge_hw_device_config *new_config);
-
-static enum vxge_hw_status
-__vxge_hw_device_register_poll(
- void __iomem *reg,
- u64 mask, u32 max_millis);
-
-static inline enum vxge_hw_status
-__vxge_hw_pio_mem_write64(u64 val64, void __iomem *addr,
- u64 mask, u32 max_millis)
-{
- __vxge_hw_pio_mem_write32_lower((u32)vxge_bVALn(val64, 32, 32), addr);
- wmb();
-
- __vxge_hw_pio_mem_write32_upper((u32)vxge_bVALn(val64, 0, 32), addr);
- wmb();
-
- return __vxge_hw_device_register_poll(addr, mask, max_millis);
+#define VXGE_HW_VPATH_STATS_PIO_READ(offset) { \
+ status = __vxge_hw_vpath_stats_access(vpath, \
+ VXGE_HW_STATS_OP_READ, \
+ offset, \
+ &val64); \
+ if (status != VXGE_HW_OK) \
+ return status; \
}
-static struct vxge_hw_mempool*
-__vxge_hw_mempool_create(struct __vxge_hw_device *devh, u32 memblock_size,
- u32 item_size, u32 private_size, u32 items_initial,
- u32 items_max, struct vxge_hw_mempool_cbs *mp_callback,
- void *userdata);
-
-static void __vxge_hw_mempool_destroy(struct vxge_hw_mempool *mempool);
-
-static enum vxge_hw_status
-__vxge_hw_vpath_stats_get(struct __vxge_hw_virtualpath *vpath,
- struct vxge_hw_vpath_stats_hw_info *hw_stats);
-
-static enum vxge_hw_status
-vxge_hw_vpath_stats_enable(struct __vxge_hw_vpath_handle *vpath_handle);
-
-static enum vxge_hw_status
-__vxge_hw_legacy_swapper_set(struct vxge_hw_legacy_reg __iomem *legacy_reg);
-
-static void
-__vxge_hw_vp_terminate(struct __vxge_hw_device *devh, u32 vp_id);
-
-static enum vxge_hw_status
-__vxge_hw_vpath_xmac_tx_stats_get(struct __vxge_hw_virtualpath *vpath,
- struct vxge_hw_xmac_vpath_tx_stats *vpath_tx_stats);
-
-static enum vxge_hw_status
-__vxge_hw_vpath_xmac_rx_stats_get(struct __vxge_hw_virtualpath *vpath,
- struct vxge_hw_xmac_vpath_rx_stats *vpath_rx_stats);
-
static void
vxge_hw_vpath_set_zero_rx_frm_len(struct vxge_hw_vpath_reg __iomem *vp_reg)
{
@@ -124,8 +39,6 @@ vxge_hw_vpath_set_zero_rx_frm_len(struct vxge_hw_vpath_reg __iomem *vp_reg)
val64 &= ~VXGE_HW_RXMAC_VCFG0_RTS_MAX_FRM_LEN(0x3fff);
writeq(val64, &vp_reg->rxmac_vcfg0);
val64 = readq(&vp_reg->rxmac_vcfg0);
-
- return;
}
/*
@@ -197,6 +110,50 @@ void vxge_hw_device_wait_receive_idle(struct __vxge_hw_device *hldev)
}
}
+/*
+ * __vxge_hw_device_register_poll
+ * Will poll certain register for specified amount of time.
+ * Will poll until masked bit is not cleared.
+ */
+static enum vxge_hw_status
+__vxge_hw_device_register_poll(void __iomem *reg, u64 mask, u32 max_millis)
+{
+ u64 val64;
+ u32 i = 0;
+ enum vxge_hw_status ret = VXGE_HW_FAIL;
+
+ udelay(10);
+
+ do {
+ val64 = readq(reg);
+ if (!(val64 & mask))
+ return VXGE_HW_OK;
+ udelay(100);
+ } while (++i <= 9);
+
+ i = 0;
+ do {
+ val64 = readq(reg);
+ if (!(val64 & mask))
+ return VXGE_HW_OK;
+ mdelay(1);
+ } while (++i <= max_millis);
+
+ return ret;
+}
+
+static inline enum vxge_hw_status
+__vxge_hw_pio_mem_write64(u64 val64, void __iomem *addr,
+ u64 mask, u32 max_millis)
+{
+ __vxge_hw_pio_mem_write32_lower((u32)vxge_bVALn(val64, 32, 32), addr);
+ wmb();
+ __vxge_hw_pio_mem_write32_upper((u32)vxge_bVALn(val64, 0, 32), addr);
+ wmb();
+
+ return __vxge_hw_device_register_poll(addr, mask, max_millis);
+}
+
static enum vxge_hw_status
vxge_hw_vpath_fw_api(struct __vxge_hw_virtualpath *vpath, u32 action,
u32 fw_memo, u32 offset, u64 *data0, u64 *data1,
@@ -446,77 +403,6 @@ vxge_hw_vpath_eprom_img_ver_get(struct __vxge_hw_device *hldev,
}
/*
- * __vxge_hw_channel_allocate - Allocate memory for channel
- * This function allocates required memory for the channel and various arrays
- * in the channel
- */
-static struct __vxge_hw_channel *
-__vxge_hw_channel_allocate(struct __vxge_hw_vpath_handle *vph,
- enum __vxge_hw_channel_type type,
- u32 length, u32 per_dtr_space, void *userdata)
-{
- struct __vxge_hw_channel *channel;
- struct __vxge_hw_device *hldev;
- int size = 0;
- u32 vp_id;
-
- hldev = vph->vpath->hldev;
- vp_id = vph->vpath->vp_id;
-
- switch (type) {
- case VXGE_HW_CHANNEL_TYPE_FIFO:
- size = sizeof(struct __vxge_hw_fifo);
- break;
- case VXGE_HW_CHANNEL_TYPE_RING:
- size = sizeof(struct __vxge_hw_ring);
- break;
- default:
- break;
- }
-
- channel = kzalloc(size, GFP_KERNEL);
- if (channel == NULL)
- goto exit0;
- INIT_LIST_HEAD(&channel->item);
-
- channel->common_reg = hldev->common_reg;
- channel->first_vp_id = hldev->first_vp_id;
- channel->type = type;
- channel->devh = hldev;
- channel->vph = vph;
- channel->userdata = userdata;
- channel->per_dtr_space = per_dtr_space;
- channel->length = length;
- channel->vp_id = vp_id;
-
- channel->work_arr = kzalloc(sizeof(void *)*length, GFP_KERNEL);
- if (channel->work_arr == NULL)
- goto exit1;
-
- channel->free_arr = kzalloc(sizeof(void *)*length, GFP_KERNEL);
- if (channel->free_arr == NULL)
- goto exit1;
- channel->free_ptr = length;
-
- channel->reserve_arr = kzalloc(sizeof(void *)*length, GFP_KERNEL);
- if (channel->reserve_arr == NULL)
- goto exit1;
- channel->reserve_ptr = length;
- channel->reserve_top = 0;
-
- channel->orig_arr = kzalloc(sizeof(void *)*length, GFP_KERNEL);
- if (channel->orig_arr == NULL)
- goto exit1;
-
- return channel;
-exit1:
- __vxge_hw_channel_free(channel);
-
-exit0:
- return NULL;
-}
-
-/*
* __vxge_hw_channel_free - Free memory allocated for channel
* This function deallocates memory from the channel and various arrays
* in the channel
@@ -609,38 +495,6 @@ static void __vxge_hw_device_pci_e_init(struct __vxge_hw_device *hldev)
pci_save_state(hldev->pdev);
}
-/*
- * __vxge_hw_device_register_poll
- * Will poll certain register for specified amount of time.
- * Will poll until masked bit is not cleared.
- */
-static enum vxge_hw_status
-__vxge_hw_device_register_poll(void __iomem *reg, u64 mask, u32 max_millis)
-{
- u64 val64;
- u32 i = 0;
- enum vxge_hw_status ret = VXGE_HW_FAIL;
-
- udelay(10);
-
- do {
- val64 = readq(reg);
- if (!(val64 & mask))
- return VXGE_HW_OK;
- udelay(100);
- } while (++i <= 9);
-
- i = 0;
- do {
- val64 = readq(reg);
- if (!(val64 & mask))
- return VXGE_HW_OK;
- mdelay(1);
- } while (++i <= max_millis);
-
- return ret;
-}
-
/* __vxge_hw_device_vpath_reset_in_prog_check - Check if vpath reset
* in progress
* This routine checks the vpath reset in progress register is turned zero
@@ -656,6 +510,60 @@ __vxge_hw_device_vpath_reset_in_prog_check(u64 __iomem *vpath_rst_in_prog)
}
/*
+ * _hw_legacy_swapper_set - Set the swapper bits for the legacy secion.
+ * Set the swapper bits appropriately for the lagacy section.
+ */
+static enum vxge_hw_status
+__vxge_hw_legacy_swapper_set(struct vxge_hw_legacy_reg __iomem *legacy_reg)
+{
+ u64 val64;
+ enum vxge_hw_status status = VXGE_HW_OK;
+
+ val64 = readq(&legacy_reg->toc_swapper_fb);
+
+ wmb();
+
+ switch (val64) {
+ case VXGE_HW_SWAPPER_INITIAL_VALUE:
+ return status;
+
+ case VXGE_HW_SWAPPER_BYTE_SWAPPED_BIT_FLIPPED:
+ writeq(VXGE_HW_SWAPPER_READ_BYTE_SWAP_ENABLE,
+ &legacy_reg->pifm_rd_swap_en);
+ writeq(VXGE_HW_SWAPPER_READ_BIT_FLAP_ENABLE,
+ &legacy_reg->pifm_rd_flip_en);
+ writeq(VXGE_HW_SWAPPER_WRITE_BYTE_SWAP_ENABLE,
+ &legacy_reg->pifm_wr_swap_en);
+ writeq(VXGE_HW_SWAPPER_WRITE_BIT_FLAP_ENABLE,
+ &legacy_reg->pifm_wr_flip_en);
+ break;
+
+ case VXGE_HW_SWAPPER_BYTE_SWAPPED:
+ writeq(VXGE_HW_SWAPPER_READ_BYTE_SWAP_ENABLE,
+ &legacy_reg->pifm_rd_swap_en);
+ writeq(VXGE_HW_SWAPPER_WRITE_BYTE_SWAP_ENABLE,
+ &legacy_reg->pifm_wr_swap_en);
+ break;
+
+ case VXGE_HW_SWAPPER_BIT_FLIPPED:
+ writeq(VXGE_HW_SWAPPER_READ_BIT_FLAP_ENABLE,
+ &legacy_reg->pifm_rd_flip_en);
+ writeq(VXGE_HW_SWAPPER_WRITE_BIT_FLAP_ENABLE,
+ &legacy_reg->pifm_wr_flip_en);
+ break;
+ }
+
+ wmb();
+
+ val64 = readq(&legacy_reg->toc_swapper_fb);
+
+ if (val64 != VXGE_HW_SWAPPER_INITIAL_VALUE)
+ status = VXGE_HW_ERR_SWAPPER_CTRL;
+
+ return status;
+}
+
+/*
* __vxge_hw_device_toc_get
* This routine sets the swapper and reads the toc pointer and returns the
* memory mapped address of the toc
@@ -1132,7 +1040,6 @@ vxge_hw_device_hw_info_get(void __iomem *bar0,
(u32)VXGE_HW_HOST_TYPE_ASSIGNMENTS_GET_HOST_TYPE_ASSIGNMENTS(val64);
for (i = 0; i < VXGE_HW_MAX_VIRTUAL_PATHS; i++) {
-
if (!((hw_info->vpath_mask) & vxge_mBIT(i)))
continue;
@@ -1196,6 +1103,218 @@ exit:
}
/*
+ * __vxge_hw_blockpool_destroy - Deallocates the block pool
+ */
+static void __vxge_hw_blockpool_destroy(struct __vxge_hw_blockpool *blockpool)
+{
+ struct __vxge_hw_device *hldev;
+ struct list_head *p, *n;
+ u16 ret;
+
+ if (blockpool == NULL) {
+ ret = 1;
+ goto exit;
+ }
+
+ hldev = blockpool->hldev;
+
+ list_for_each_safe(p, n, &blockpool->free_block_list) {
+ pci_unmap_single(hldev->pdev,
+ ((struct __vxge_hw_blockpool_entry *)p)->dma_addr,
+ ((struct __vxge_hw_blockpool_entry *)p)->length,
+ PCI_DMA_BIDIRECTIONAL);
+
+ vxge_os_dma_free(hldev->pdev,
+ ((struct __vxge_hw_blockpool_entry *)p)->memblock,
+ &((struct __vxge_hw_blockpool_entry *)p)->acc_handle);
+
+ list_del(&((struct __vxge_hw_blockpool_entry *)p)->item);
+ kfree(p);
+ blockpool->pool_size--;
+ }
+
+ list_for_each_safe(p, n, &blockpool->free_entry_list) {
+ list_del(&((struct __vxge_hw_blockpool_entry *)p)->item);
+ kfree((void *)p);
+ }
+ ret = 0;
+exit:
+ return;
+}
+
+/*
+ * __vxge_hw_blockpool_create - Create block pool
+ */
+static enum vxge_hw_status
+__vxge_hw_blockpool_create(struct __vxge_hw_device *hldev,
+ struct __vxge_hw_blockpool *blockpool,
+ u32 pool_size,
+ u32 pool_max)
+{
+ u32 i;
+ struct __vxge_hw_blockpool_entry *entry = NULL;
+ void *memblock;
+ dma_addr_t dma_addr;
+ struct pci_dev *dma_handle;
+ struct pci_dev *acc_handle;
+ enum vxge_hw_status status = VXGE_HW_OK;
+
+ if (blockpool == NULL) {
+ status = VXGE_HW_FAIL;
+ goto blockpool_create_exit;
+ }
+
+ blockpool->hldev = hldev;
+ blockpool->block_size = VXGE_HW_BLOCK_SIZE;
+ blockpool->pool_size = 0;
+ blockpool->pool_max = pool_max;
+ blockpool->req_out = 0;
+
+ INIT_LIST_HEAD(&blockpool->free_block_list);
+ INIT_LIST_HEAD(&blockpool->free_entry_list);
+
+ for (i = 0; i < pool_size + pool_max; i++) {
+ entry = kzalloc(sizeof(struct __vxge_hw_blockpool_entry),
+ GFP_KERNEL);
+ if (entry == NULL) {
+ __vxge_hw_blockpool_destroy(blockpool);
+ status = VXGE_HW_ERR_OUT_OF_MEMORY;
+ goto blockpool_create_exit;
+ }
+ list_add(&entry->item, &blockpool->free_entry_list);
+ }
+
+ for (i = 0; i < pool_size; i++) {
+ memblock = vxge_os_dma_malloc(
+ hldev->pdev,
+ VXGE_HW_BLOCK_SIZE,
+ &dma_handle,
+ &acc_handle);
+ if (memblock == NULL) {
+ __vxge_hw_blockpool_destroy(blockpool);
+ status = VXGE_HW_ERR_OUT_OF_MEMORY;
+ goto blockpool_create_exit;
+ }
+
+ dma_addr = pci_map_single(hldev->pdev, memblock,
+ VXGE_HW_BLOCK_SIZE, PCI_DMA_BIDIRECTIONAL);
+ if (unlikely(pci_dma_mapping_error(hldev->pdev,
+ dma_addr))) {
+ vxge_os_dma_free(hldev->pdev, memblock, &acc_handle);
+ __vxge_hw_blockpool_destroy(blockpool);
+ status = VXGE_HW_ERR_OUT_OF_MEMORY;
+ goto blockpool_create_exit;
+ }
+
+ if (!list_empty(&blockpool->free_entry_list))
+ entry = (struct __vxge_hw_blockpool_entry *)
+ list_first_entry(&blockpool->free_entry_list,
+ struct __vxge_hw_blockpool_entry,
+ item);
+
+ if (entry == NULL)
+ entry =
+ kzalloc(sizeof(struct __vxge_hw_blockpool_entry),
+ GFP_KERNEL);
+ if (entry != NULL) {
+ list_del(&entry->item);
+ entry->length = VXGE_HW_BLOCK_SIZE;
+ entry->memblock = memblock;
+ entry->dma_addr = dma_addr;
+ entry->acc_handle = acc_handle;
+ entry->dma_handle = dma_handle;
+ list_add(&entry->item,
+ &blockpool->free_block_list);
+ blockpool->pool_size++;
+ } else {
+ __vxge_hw_blockpool_destroy(blockpool);
+ status = VXGE_HW_ERR_OUT_OF_MEMORY;
+ goto blockpool_create_exit;
+ }
+ }
+
+blockpool_create_exit:
+ return status;
+}
+
+/*
+ * __vxge_hw_device_fifo_config_check - Check fifo configuration.
+ * Check the fifo configuration
+ */
+static enum vxge_hw_status
+__vxge_hw_device_fifo_config_check(struct vxge_hw_fifo_config *fifo_config)
+{
+ if ((fifo_config->fifo_blocks < VXGE_HW_MIN_FIFO_BLOCKS) ||
+ (fifo_config->fifo_blocks > VXGE_HW_MAX_FIFO_BLOCKS))
+ return VXGE_HW_BADCFG_FIFO_BLOCKS;
+
+ return VXGE_HW_OK;
+}
+
+/*
+ * __vxge_hw_device_vpath_config_check - Check vpath configuration.
+ * Check the vpath configuration
+ */
+static enum vxge_hw_status
+__vxge_hw_device_vpath_config_check(struct vxge_hw_vp_config *vp_config)
+{
+ enum vxge_hw_status status;
+
+ if ((vp_config->min_bandwidth < VXGE_HW_VPATH_BANDWIDTH_MIN) ||
+ (vp_config->min_bandwidth > VXGE_HW_VPATH_BANDWIDTH_MAX))
+ return VXGE_HW_BADCFG_VPATH_MIN_BANDWIDTH;
+
+ status = __vxge_hw_device_fifo_config_check(&vp_config->fifo);
+ if (status != VXGE_HW_OK)
+ return status;
+
+ if ((vp_config->mtu != VXGE_HW_VPATH_USE_FLASH_DEFAULT_INITIAL_MTU) &&
+ ((vp_config->mtu < VXGE_HW_VPATH_MIN_INITIAL_MTU) ||
+ (vp_config->mtu > VXGE_HW_VPATH_MAX_INITIAL_MTU)))
+ return VXGE_HW_BADCFG_VPATH_MTU;
+
+ if ((vp_config->rpa_strip_vlan_tag !=
+ VXGE_HW_VPATH_RPA_STRIP_VLAN_TAG_USE_FLASH_DEFAULT) &&
+ (vp_config->rpa_strip_vlan_tag !=
+ VXGE_HW_VPATH_RPA_STRIP_VLAN_TAG_ENABLE) &&
+ (vp_config->rpa_strip_vlan_tag !=
+ VXGE_HW_VPATH_RPA_STRIP_VLAN_TAG_DISABLE))
+ return VXGE_HW_BADCFG_VPATH_RPA_STRIP_VLAN_TAG;
+
+ return VXGE_HW_OK;
+}
+
+/*
+ * __vxge_hw_device_config_check - Check device configuration.
+ * Check the device configuration
+ */
+static enum vxge_hw_status
+__vxge_hw_device_config_check(struct vxge_hw_device_config *new_config)
+{
+ u32 i;
+ enum vxge_hw_status status;
+
+ if ((new_config->intr_mode != VXGE_HW_INTR_MODE_IRQLINE) &&
+ (new_config->intr_mode != VXGE_HW_INTR_MODE_MSIX) &&
+ (new_config->intr_mode != VXGE_HW_INTR_MODE_MSIX_ONE_SHOT) &&
+ (new_config->intr_mode != VXGE_HW_INTR_MODE_DEF))
+ return VXGE_HW_BADCFG_INTR_MODE;
+
+ if ((new_config->rts_mac_en != VXGE_HW_RTS_MAC_DISABLE) &&
+ (new_config->rts_mac_en != VXGE_HW_RTS_MAC_ENABLE))
+ return VXGE_HW_BADCFG_RTS_MAC_EN;
+
+ for (i = 0; i < VXGE_HW_MAX_VIRTUAL_PATHS; i++) {
+ status = __vxge_hw_device_vpath_config_check(
+ &new_config->vp_config[i]);
+ if (status != VXGE_HW_OK)
+ return status;
+ }
+
+ return VXGE_HW_OK;
+}
+
+/*
* vxge_hw_device_initialize - Initialize Titan device.
* Initialize Titan device. Note that all the arguments of this public API
* are 'IN', including @hldev. Driver cooperates with
@@ -1303,6 +1422,242 @@ vxge_hw_device_terminate(struct __vxge_hw_device *hldev)
}
/*
+ * __vxge_hw_vpath_stats_access - Get the statistics from the given location
+ * and offset and perform an operation
+ */
+static enum vxge_hw_status
+__vxge_hw_vpath_stats_access(struct __vxge_hw_virtualpath *vpath,
+ u32 operation, u32 offset, u64 *stat)
+{
+ u64 val64;
+ enum vxge_hw_status status = VXGE_HW_OK;
+ struct vxge_hw_vpath_reg __iomem *vp_reg;
+
+ if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) {
+ status = VXGE_HW_ERR_VPATH_NOT_OPEN;
+ goto vpath_stats_access_exit;
+ }
+
+ vp_reg = vpath->vp_reg;
+
+ val64 = VXGE_HW_XMAC_STATS_ACCESS_CMD_OP(operation) |
+ VXGE_HW_XMAC_STATS_ACCESS_CMD_STROBE |
+ VXGE_HW_XMAC_STATS_ACCESS_CMD_OFFSET_SEL(offset);
+
+ status = __vxge_hw_pio_mem_write64(val64,
+ &vp_reg->xmac_stats_access_cmd,
+ VXGE_HW_XMAC_STATS_ACCESS_CMD_STROBE,
+ vpath->hldev->config.device_poll_millis);
+ if ((status == VXGE_HW_OK) && (operation == VXGE_HW_STATS_OP_READ))
+ *stat = readq(&vp_reg->xmac_stats_access_data);
+ else
+ *stat = 0;
+
+vpath_stats_access_exit:
+ return status;
+}
+
+/*
+ * __vxge_hw_vpath_xmac_tx_stats_get - Get the TX Statistics of a vpath
+ */
+static enum vxge_hw_status
+__vxge_hw_vpath_xmac_tx_stats_get(struct __vxge_hw_virtualpath *vpath,
+ struct vxge_hw_xmac_vpath_tx_stats *vpath_tx_stats)
+{
+ u64 *val64;
+ int i;
+ u32 offset = VXGE_HW_STATS_VPATH_TX_OFFSET;
+ enum vxge_hw_status status = VXGE_HW_OK;
+
+ val64 = (u64 *)vpath_tx_stats;
+
+ if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) {
+ status = VXGE_HW_ERR_VPATH_NOT_OPEN;
+ goto exit;
+ }
+
+ for (i = 0; i < sizeof(struct vxge_hw_xmac_vpath_tx_stats) / 8; i++) {
+ status = __vxge_hw_vpath_stats_access(vpath,
+ VXGE_HW_STATS_OP_READ,
+ offset, val64);
+ if (status != VXGE_HW_OK)
+ goto exit;
+ offset++;
+ val64++;
+ }
+exit:
+ return status;
+}
+
+/*
+ * __vxge_hw_vpath_xmac_rx_stats_get - Get the RX Statistics of a vpath
+ */
+static enum vxge_hw_status
+__vxge_hw_vpath_xmac_rx_stats_get(struct __vxge_hw_virtualpath *vpath,
+ struct vxge_hw_xmac_vpath_rx_stats *vpath_rx_stats)
+{
+ u64 *val64;
+ enum vxge_hw_status status = VXGE_HW_OK;
+ int i;
+ u32 offset = VXGE_HW_STATS_VPATH_RX_OFFSET;
+ val64 = (u64 *) vpath_rx_stats;
+
+ if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) {
+ status = VXGE_HW_ERR_VPATH_NOT_OPEN;
+ goto exit;
+ }
+ for (i = 0; i < sizeof(struct vxge_hw_xmac_vpath_rx_stats) / 8; i++) {
+ status = __vxge_hw_vpath_stats_access(vpath,
+ VXGE_HW_STATS_OP_READ,
+ offset >> 3, val64);
+ if (status != VXGE_HW_OK)
+ goto exit;
+
+ offset += 8;
+ val64++;
+ }
+exit:
+ return status;
+}
+
+/*
+ * __vxge_hw_vpath_stats_get - Get the vpath hw statistics.
+ */
+static enum vxge_hw_status
+__vxge_hw_vpath_stats_get(struct __vxge_hw_virtualpath *vpath,
+ struct vxge_hw_vpath_stats_hw_info *hw_stats)
+{
+ u64 val64;
+ enum vxge_hw_status status = VXGE_HW_OK;
+ struct vxge_hw_vpath_reg __iomem *vp_reg;
+
+ if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) {
+ status = VXGE_HW_ERR_VPATH_NOT_OPEN;
+ goto exit;
+ }
+ vp_reg = vpath->vp_reg;
+
+ val64 = readq(&vp_reg->vpath_debug_stats0);
+ hw_stats->ini_num_mwr_sent =
+ (u32)VXGE_HW_VPATH_DEBUG_STATS0_GET_INI_NUM_MWR_SENT(val64);
+
+ val64 = readq(&vp_reg->vpath_debug_stats1);
+ hw_stats->ini_num_mrd_sent =
+ (u32)VXGE_HW_VPATH_DEBUG_STATS1_GET_INI_NUM_MRD_SENT(val64);
+
+ val64 = readq(&vp_reg->vpath_debug_stats2);
+ hw_stats->ini_num_cpl_rcvd =
+ (u32)VXGE_HW_VPATH_DEBUG_STATS2_GET_INI_NUM_CPL_RCVD(val64);
+
+ val64 = readq(&vp_reg->vpath_debug_stats3);
+ hw_stats->ini_num_mwr_byte_sent =
+ VXGE_HW_VPATH_DEBUG_STATS3_GET_INI_NUM_MWR_BYTE_SENT(val64);
+
+ val64 = readq(&vp_reg->vpath_debug_stats4);
+ hw_stats->ini_num_cpl_byte_rcvd =
+ VXGE_HW_VPATH_DEBUG_STATS4_GET_INI_NUM_CPL_BYTE_RCVD(val64);
+
+ val64 = readq(&vp_reg->vpath_debug_stats5);
+ hw_stats->wrcrdtarb_xoff =
+ (u32)VXGE_HW_VPATH_DEBUG_STATS5_GET_WRCRDTARB_XOFF(val64);
+
+ val64 = readq(&vp_reg->vpath_debug_stats6);
+ hw_stats->rdcrdtarb_xoff =
+ (u32)VXGE_HW_VPATH_DEBUG_STATS6_GET_RDCRDTARB_XOFF(val64);
+
+ val64 = readq(&vp_reg->vpath_genstats_count01);
+ hw_stats->vpath_genstats_count0 =
+ (u32)VXGE_HW_VPATH_GENSTATS_COUNT01_GET_PPIF_VPATH_GENSTATS_COUNT0(
+ val64);
+
+ val64 = readq(&vp_reg->vpath_genstats_count01);
+ hw_stats->vpath_genstats_count1 =
+ (u32)VXGE_HW_VPATH_GENSTATS_COUNT01_GET_PPIF_VPATH_GENSTATS_COUNT1(
+ val64);
+
+ val64 = readq(&vp_reg->vpath_genstats_count23);
+ hw_stats->vpath_genstats_count2 =
+ (u32)VXGE_HW_VPATH_GENSTATS_COUNT23_GET_PPIF_VPATH_GENSTATS_COUNT2(
+ val64);
+
+ val64 = readq(&vp_reg->vpath_genstats_count01);
+ hw_stats->vpath_genstats_count3 =
+ (u32)VXGE_HW_VPATH_GENSTATS_COUNT23_GET_PPIF_VPATH_GENSTATS_COUNT3(
+ val64);
+
+ val64 = readq(&vp_reg->vpath_genstats_count4);
+ hw_stats->vpath_genstats_count4 =
+ (u32)VXGE_HW_VPATH_GENSTATS_COUNT4_GET_PPIF_VPATH_GENSTATS_COUNT4(
+ val64);
+
+ val64 = readq(&vp_reg->vpath_genstats_count5);
+ hw_stats->vpath_genstats_count5 =
+ (u32)VXGE_HW_VPATH_GENSTATS_COUNT5_GET_PPIF_VPATH_GENSTATS_COUNT5(
+ val64);
+
+ status = __vxge_hw_vpath_xmac_tx_stats_get(vpath, &hw_stats->tx_stats);
+ if (status != VXGE_HW_OK)
+ goto exit;
+
+ status = __vxge_hw_vpath_xmac_rx_stats_get(vpath, &hw_stats->rx_stats);
+ if (status != VXGE_HW_OK)
+ goto exit;
+
+ VXGE_HW_VPATH_STATS_PIO_READ(
+ VXGE_HW_STATS_VPATH_PROG_EVENT_VNUM0_OFFSET);
+
+ hw_stats->prog_event_vnum0 =
+ (u32)VXGE_HW_STATS_GET_VPATH_PROG_EVENT_VNUM0(val64);
+
+ hw_stats->prog_event_vnum1 =
+ (u32)VXGE_HW_STATS_GET_VPATH_PROG_EVENT_VNUM1(val64);
+
+ VXGE_HW_VPATH_STATS_PIO_READ(
+ VXGE_HW_STATS_VPATH_PROG_EVENT_VNUM2_OFFSET);
+
+ hw_stats->prog_event_vnum2 =
+ (u32)VXGE_HW_STATS_GET_VPATH_PROG_EVENT_VNUM2(val64);
+
+ hw_stats->prog_event_vnum3 =
+ (u32)VXGE_HW_STATS_GET_VPATH_PROG_EVENT_VNUM3(val64);
+
+ val64 = readq(&vp_reg->rx_multi_cast_stats);
+ hw_stats->rx_multi_cast_frame_discard =
+ (u16)VXGE_HW_RX_MULTI_CAST_STATS_GET_FRAME_DISCARD(val64);
+
+ val64 = readq(&vp_reg->rx_frm_transferred);
+ hw_stats->rx_frm_transferred =
+ (u32)VXGE_HW_RX_FRM_TRANSFERRED_GET_RX_FRM_TRANSFERRED(val64);
+
+ val64 = readq(&vp_reg->rxd_returned);
+ hw_stats->rxd_returned =
+ (u16)VXGE_HW_RXD_RETURNED_GET_RXD_RETURNED(val64);
+
+ val64 = readq(&vp_reg->dbg_stats_rx_mpa);
+ hw_stats->rx_mpa_len_fail_frms =
+ (u16)VXGE_HW_DBG_STATS_GET_RX_MPA_LEN_FAIL_FRMS(val64);
+ hw_stats->rx_mpa_mrk_fail_frms =
+ (u16)VXGE_HW_DBG_STATS_GET_RX_MPA_MRK_FAIL_FRMS(val64);
+ hw_stats->rx_mpa_crc_fail_frms =
+ (u16)VXGE_HW_DBG_STATS_GET_RX_MPA_CRC_FAIL_FRMS(val64);
+
+ val64 = readq(&vp_reg->dbg_stats_rx_fau);
+ hw_stats->rx_permitted_frms =
+ (u16)VXGE_HW_DBG_STATS_GET_RX_FAU_RX_PERMITTED_FRMS(val64);
+ hw_stats->rx_vp_reset_discarded_frms =
+ (u16)VXGE_HW_DBG_STATS_GET_RX_FAU_RX_VP_RESET_DISCARDED_FRMS(val64);
+ hw_stats->rx_wol_frms =
+ (u16)VXGE_HW_DBG_STATS_GET_RX_FAU_RX_WOL_FRMS(val64);
+
+ val64 = readq(&vp_reg->tx_vp_reset_discarded_frms);
+ hw_stats->tx_vp_reset_discarded_frms =
+ (u16)VXGE_HW_TX_VP_RESET_DISCARDED_FRMS_GET_TX_VP_RESET_DISCARDED_FRMS(
+ val64);
+exit:
+ return status;
+}
+
+/*
* vxge_hw_device_stats_get - Get the device hw statistics.
* Returns the vpath h/w stats for the device.
*/
@@ -1468,7 +1823,6 @@ vxge_hw_device_xmac_stats_get(struct __vxge_hw_device *hldev,
status = vxge_hw_device_xmac_aggr_stats_get(hldev,
0, &xmac_stats->aggr_stats[0]);
-
if (status != VXGE_HW_OK)
goto exit;
@@ -1843,189 +2197,359 @@ exit:
}
/*
- * __vxge_hw_ring_create - Create a Ring
- * This function creates Ring and initializes it.
+ * __vxge_hw_channel_allocate - Allocate memory for channel
+ * This function allocates required memory for the channel and various arrays
+ * in the channel
*/
-static enum vxge_hw_status
-__vxge_hw_ring_create(struct __vxge_hw_vpath_handle *vp,
- struct vxge_hw_ring_attr *attr)
+static struct __vxge_hw_channel *
+__vxge_hw_channel_allocate(struct __vxge_hw_vpath_handle *vph,
+ enum __vxge_hw_channel_type type,
+ u32 length, u32 per_dtr_space,
+ void *userdata)
{
- enum vxge_hw_status status = VXGE_HW_OK;
- struct __vxge_hw_ring *ring;
- u32 ring_length;
- struct vxge_hw_ring_config *config;
+ struct __vxge_hw_channel *channel;
struct __vxge_hw_device *hldev;
+ int size = 0;
u32 vp_id;
- struct vxge_hw_mempool_cbs ring_mp_callback;
- if ((vp == NULL) || (attr == NULL)) {
+ hldev = vph->vpath->hldev;
+ vp_id = vph->vpath->vp_id;
+
+ switch (type) {
+ case VXGE_HW_CHANNEL_TYPE_FIFO:
+ size = sizeof(struct __vxge_hw_fifo);
+ break;
+ case VXGE_HW_CHANNEL_TYPE_RING:
+ size = sizeof(struct __vxge_hw_ring);
+ break;
+ default:
+ break;
+ }
+
+ channel = kzalloc(size, GFP_KERNEL);
+ if (channel == NULL)
+ goto exit0;
+ INIT_LIST_HEAD(&channel->item);
+
+ channel->common_reg = hldev->common_reg;
+ channel->first_vp_id = hldev->first_vp_id;
+ channel->type = type;
+ channel->devh = hldev;
+ channel->vph = vph;
+ channel->userdata = userdata;
+ channel->per_dtr_space = per_dtr_space;
+ channel->length = length;
+ channel->vp_id = vp_id;
+
+ channel->work_arr = kzalloc(sizeof(void *)*length, GFP_KERNEL);
+ if (channel->work_arr == NULL)
+ goto exit1;
+
+ channel->free_arr = kzalloc(sizeof(void *)*length, GFP_KERNEL);
+ if (channel->free_arr == NULL)
+ goto exit1;
+ channel->free_ptr = length;
+
+ channel->reserve_arr = kzalloc(sizeof(void *)*length, GFP_KERNEL);
+ if (channel->reserve_arr == NULL)
+ goto exit1;
+ channel->reserve_ptr = length;
+ channel->reserve_top = 0;
+
+ channel->orig_arr = kzalloc(sizeof(void *)*length, GFP_KERNEL);
+ if (channel->orig_arr == NULL)
+ goto exit1;
+
+ return channel;
+exit1:
+ __vxge_hw_channel_free(channel);
+
+exit0:
+ return NULL;
+}
+
+/*
+ * vxge_hw_blockpool_block_add - callback for vxge_os_dma_malloc_async
+ * Adds a block to block pool
+ */
+static void vxge_hw_blockpool_block_add(struct __vxge_hw_device *devh,
+ void *block_addr,
+ u32 length,
+ struct pci_dev *dma_h,
+ struct pci_dev *acc_handle)
+{
+ struct __vxge_hw_blockpool *blockpool;
+ struct __vxge_hw_blockpool_entry *entry = NULL;
+ dma_addr_t dma_addr;
+ enum vxge_hw_status status = VXGE_HW_OK;
+ u32 req_out;
+
+ blockpool = &devh->block_pool;
+
+ if (block_addr == NULL) {
+ blockpool->req_out--;
status = VXGE_HW_FAIL;
goto exit;
}
- hldev = vp->vpath->hldev;
- vp_id = vp->vpath->vp_id;
+ dma_addr = pci_map_single(devh->pdev, block_addr, length,
+ PCI_DMA_BIDIRECTIONAL);
- config = &hldev->config.vp_config[vp_id].ring;
+ if (unlikely(pci_dma_mapping_error(devh->pdev, dma_addr))) {
+ vxge_os_dma_free(devh->pdev, block_addr, &acc_handle);
+ blockpool->req_out--;
+ status = VXGE_HW_FAIL;
+ goto exit;
+ }
- ring_length = config->ring_blocks *
- vxge_hw_ring_rxds_per_block_get(config->buffer_mode);
+ if (!list_empty(&blockpool->free_entry_list))
+ entry = (struct __vxge_hw_blockpool_entry *)
+ list_first_entry(&blockpool->free_entry_list,
+ struct __vxge_hw_blockpool_entry,
+ item);
- ring = (struct __vxge_hw_ring *)__vxge_hw_channel_allocate(vp,
- VXGE_HW_CHANNEL_TYPE_RING,
- ring_length,
- attr->per_rxd_space,
- attr->userdata);
+ if (entry == NULL)
+ entry = vmalloc(sizeof(struct __vxge_hw_blockpool_entry));
+ else
+ list_del(&entry->item);
- if (ring == NULL) {
+ if (entry != NULL) {
+ entry->length = length;
+ entry->memblock = block_addr;
+ entry->dma_addr = dma_addr;
+ entry->acc_handle = acc_handle;
+ entry->dma_handle = dma_h;
+ list_add(&entry->item, &blockpool->free_block_list);
+ blockpool->pool_size++;
+ status = VXGE_HW_OK;
+ } else
status = VXGE_HW_ERR_OUT_OF_MEMORY;
- goto exit;
- }
- vp->vpath->ringh = ring;
- ring->vp_id = vp_id;
- ring->vp_reg = vp->vpath->vp_reg;
- ring->common_reg = hldev->common_reg;
- ring->stats = &vp->vpath->sw_stats->ring_stats;
- ring->config = config;
- ring->callback = attr->callback;
- ring->rxd_init = attr->rxd_init;
- ring->rxd_term = attr->rxd_term;
- ring->buffer_mode = config->buffer_mode;
- ring->rxds_limit = config->rxds_limit;
+ blockpool->req_out--;
- ring->rxd_size = vxge_hw_ring_rxd_size_get(config->buffer_mode);
- ring->rxd_priv_size =
- sizeof(struct __vxge_hw_ring_rxd_priv) + attr->per_rxd_space;
- ring->per_rxd_space = attr->per_rxd_space;
+ req_out = blockpool->req_out;
+exit:
+ return;
+}
- ring->rxd_priv_size =
- ((ring->rxd_priv_size + VXGE_CACHE_LINE_SIZE - 1) /
- VXGE_CACHE_LINE_SIZE) * VXGE_CACHE_LINE_SIZE;
+static inline void
+vxge_os_dma_malloc_async(struct pci_dev *pdev, void *devh, unsigned long size)
+{
+ gfp_t flags;
+ void *vaddr;
- /* how many RxDs can fit into one block. Depends on configured
- * buffer_mode. */
- ring->rxds_per_block =
- vxge_hw_ring_rxds_per_block_get(config->buffer_mode);
+ if (in_interrupt())
+ flags = GFP_ATOMIC | GFP_DMA;
+ else
+ flags = GFP_KERNEL | GFP_DMA;
- /* calculate actual RxD block private size */
- ring->rxdblock_priv_size = ring->rxd_priv_size * ring->rxds_per_block;
- ring_mp_callback.item_func_alloc = __vxge_hw_ring_mempool_item_alloc;
- ring->mempool = __vxge_hw_mempool_create(hldev,
- VXGE_HW_BLOCK_SIZE,
- VXGE_HW_BLOCK_SIZE,
- ring->rxdblock_priv_size,
- ring->config->ring_blocks,
- ring->config->ring_blocks,
- &ring_mp_callback,
- ring);
+ vaddr = kmalloc((size), flags);
- if (ring->mempool == NULL) {
- __vxge_hw_ring_delete(vp);
- return VXGE_HW_ERR_OUT_OF_MEMORY;
- }
+ vxge_hw_blockpool_block_add(devh, vaddr, size, pdev, pdev);
+}
- status = __vxge_hw_channel_initialize(&ring->channel);
- if (status != VXGE_HW_OK) {
- __vxge_hw_ring_delete(vp);
- goto exit;
+/*
+ * __vxge_hw_blockpool_blocks_add - Request additional blocks
+ */
+static
+void __vxge_hw_blockpool_blocks_add(struct __vxge_hw_blockpool *blockpool)
+{
+ u32 nreq = 0, i;
+
+ if ((blockpool->pool_size + blockpool->req_out) <
+ VXGE_HW_MIN_DMA_BLOCK_POOL_SIZE) {
+ nreq = VXGE_HW_INCR_DMA_BLOCK_POOL_SIZE;
+ blockpool->req_out += nreq;
}
- /* Note:
- * Specifying rxd_init callback means two things:
- * 1) rxds need to be initialized by driver at channel-open time;
- * 2) rxds need to be posted at channel-open time
- * (that's what the initial_replenish() below does)
- * Currently we don't have a case when the 1) is done without the 2).
- */
- if (ring->rxd_init) {
- status = vxge_hw_ring_replenish(ring);
- if (status != VXGE_HW_OK) {
- __vxge_hw_ring_delete(vp);
+ for (i = 0; i < nreq; i++)
+ vxge_os_dma_malloc_async(
+ ((struct __vxge_hw_device *)blockpool->hldev)->pdev,
+ blockpool->hldev, VXGE_HW_BLOCK_SIZE);
+}
+
+/*
+ * __vxge_hw_blockpool_malloc - Allocate a memory block from pool
+ * Allocates a block of memory of given size, either from block pool
+ * or by calling vxge_os_dma_malloc()
+ */
+static void *__vxge_hw_blockpool_malloc(struct __vxge_hw_device *devh, u32 size,
+ struct vxge_hw_mempool_dma *dma_object)
+{
+ struct __vxge_hw_blockpool_entry *entry = NULL;
+ struct __vxge_hw_blockpool *blockpool;
+ void *memblock = NULL;
+ enum vxge_hw_status status = VXGE_HW_OK;
+
+ blockpool = &devh->block_pool;
+
+ if (size != blockpool->block_size) {
+
+ memblock = vxge_os_dma_malloc(devh->pdev, size,
+ &dma_object->handle,
+ &dma_object->acc_handle);
+
+ if (memblock == NULL) {
+ status = VXGE_HW_ERR_OUT_OF_MEMORY;
goto exit;
}
- }
- /* initial replenish will increment the counter in its post() routine,
- * we have to reset it */
- ring->stats->common_stats.usage_cnt = 0;
+ dma_object->addr = pci_map_single(devh->pdev, memblock, size,
+ PCI_DMA_BIDIRECTIONAL);
+
+ if (unlikely(pci_dma_mapping_error(devh->pdev,
+ dma_object->addr))) {
+ vxge_os_dma_free(devh->pdev, memblock,
+ &dma_object->acc_handle);
+ status = VXGE_HW_ERR_OUT_OF_MEMORY;
+ goto exit;
+ }
+
+ } else {
+
+ if (!list_empty(&blockpool->free_block_list))
+ entry = (struct __vxge_hw_blockpool_entry *)
+ list_first_entry(&blockpool->free_block_list,
+ struct __vxge_hw_blockpool_entry,
+ item);
+
+ if (entry != NULL) {
+ list_del(&entry->item);
+ dma_object->addr = entry->dma_addr;
+ dma_object->handle = entry->dma_handle;
+ dma_object->acc_handle = entry->acc_handle;
+ memblock = entry->memblock;
+
+ list_add(&entry->item,
+ &blockpool->free_entry_list);
+ blockpool->pool_size--;
+ }
+
+ if (memblock != NULL)
+ __vxge_hw_blockpool_blocks_add(blockpool);
+ }
exit:
- return status;
+ return memblock;
}
/*
- * __vxge_hw_ring_abort - Returns the RxD
- * This function terminates the RxDs of ring
+ * __vxge_hw_blockpool_blocks_remove - Free additional blocks
*/
-static enum vxge_hw_status __vxge_hw_ring_abort(struct __vxge_hw_ring *ring)
+static void
+__vxge_hw_blockpool_blocks_remove(struct __vxge_hw_blockpool *blockpool)
{
- void *rxdh;
- struct __vxge_hw_channel *channel;
-
- channel = &ring->channel;
+ struct list_head *p, *n;
- for (;;) {
- vxge_hw_channel_dtr_try_complete(channel, &rxdh);
+ list_for_each_safe(p, n, &blockpool->free_block_list) {
- if (rxdh == NULL)
+ if (blockpool->pool_size < blockpool->pool_max)
break;
- vxge_hw_channel_dtr_complete(channel);
+ pci_unmap_single(
+ ((struct __vxge_hw_device *)blockpool->hldev)->pdev,
+ ((struct __vxge_hw_blockpool_entry *)p)->dma_addr,
+ ((struct __vxge_hw_blockpool_entry *)p)->length,
+ PCI_DMA_BIDIRECTIONAL);
- if (ring->rxd_term)
- ring->rxd_term(rxdh, VXGE_HW_RXD_STATE_POSTED,
- channel->userdata);
+ vxge_os_dma_free(
+ ((struct __vxge_hw_device *)blockpool->hldev)->pdev,
+ ((struct __vxge_hw_blockpool_entry *)p)->memblock,
+ &((struct __vxge_hw_blockpool_entry *)p)->acc_handle);
- vxge_hw_channel_dtr_free(channel, rxdh);
- }
+ list_del(&((struct __vxge_hw_blockpool_entry *)p)->item);
- return VXGE_HW_OK;
+ list_add(p, &blockpool->free_entry_list);
+
+ blockpool->pool_size--;
+
+ }
}
/*
- * __vxge_hw_ring_reset - Resets the ring
- * This function resets the ring during vpath reset operation
+ * __vxge_hw_blockpool_free - Frees the memory allcoated with
+ * __vxge_hw_blockpool_malloc
*/
-static enum vxge_hw_status __vxge_hw_ring_reset(struct __vxge_hw_ring *ring)
+static void __vxge_hw_blockpool_free(struct __vxge_hw_device *devh,
+ void *memblock, u32 size,
+ struct vxge_hw_mempool_dma *dma_object)
{
+ struct __vxge_hw_blockpool_entry *entry = NULL;
+ struct __vxge_hw_blockpool *blockpool;
enum vxge_hw_status status = VXGE_HW_OK;
- struct __vxge_hw_channel *channel;
- channel = &ring->channel;
+ blockpool = &devh->block_pool;
- __vxge_hw_ring_abort(ring);
+ if (size != blockpool->block_size) {
+ pci_unmap_single(devh->pdev, dma_object->addr, size,
+ PCI_DMA_BIDIRECTIONAL);
+ vxge_os_dma_free(devh->pdev, memblock, &dma_object->acc_handle);
+ } else {
- status = __vxge_hw_channel_reset(channel);
+ if (!list_empty(&blockpool->free_entry_list))
+ entry = (struct __vxge_hw_blockpool_entry *)
+ list_first_entry(&blockpool->free_entry_list,
+ struct __vxge_hw_blockpool_entry,
+ item);
- if (status != VXGE_HW_OK)
- goto exit;
+ if (entry == NULL)
+ entry = vmalloc(sizeof(
+ struct __vxge_hw_blockpool_entry));
+ else
+ list_del(&entry->item);
- if (ring->rxd_init) {
- status = vxge_hw_ring_replenish(ring);
- if (status != VXGE_HW_OK)
- goto exit;
+ if (entry != NULL) {
+ entry->length = size;
+ entry->memblock = memblock;
+ entry->dma_addr = dma_object->addr;
+ entry->acc_handle = dma_object->acc_handle;
+ entry->dma_handle = dma_object->handle;
+ list_add(&entry->item,
+ &blockpool->free_block_list);
+ blockpool->pool_size++;
+ status = VXGE_HW_OK;
+ } else
+ status = VXGE_HW_ERR_OUT_OF_MEMORY;
+
+ if (status == VXGE_HW_OK)
+ __vxge_hw_blockpool_blocks_remove(blockpool);
}
-exit:
- return status;
}
/*
- * __vxge_hw_ring_delete - Removes the ring
- * This function freeup the memory pool and removes the ring
+ * vxge_hw_mempool_destroy
*/
-static enum vxge_hw_status __vxge_hw_ring_delete(struct __vxge_hw_vpath_handle *vp)
+static void __vxge_hw_mempool_destroy(struct vxge_hw_mempool *mempool)
{
- struct __vxge_hw_ring *ring = vp->vpath->ringh;
+ u32 i, j;
+ struct __vxge_hw_device *devh = mempool->devh;
- __vxge_hw_ring_abort(ring);
+ for (i = 0; i < mempool->memblocks_allocated; i++) {
+ struct vxge_hw_mempool_dma *dma_object;
- if (ring->mempool)
- __vxge_hw_mempool_destroy(ring->mempool);
+ vxge_assert(mempool->memblocks_arr[i]);
+ vxge_assert(mempool->memblocks_dma_arr + i);
- vp->vpath->ringh = NULL;
- __vxge_hw_channel_free(&ring->channel);
+ dma_object = mempool->memblocks_dma_arr + i;
- return VXGE_HW_OK;
+ for (j = 0; j < mempool->items_per_memblock; j++) {
+ u32 index = i * mempool->items_per_memblock + j;
+
+ /* to skip last partially filled(if any) memblock */
+ if (index >= mempool->items_current)
+ break;
+ }
+
+ vfree(mempool->memblocks_priv_arr[i]);
+
+ __vxge_hw_blockpool_free(devh, mempool->memblocks_arr[i],
+ mempool->memblock_size, dma_object);
+ }
+
+ vfree(mempool->items_arr);
+ vfree(mempool->memblocks_dma_arr);
+ vfree(mempool->memblocks_priv_arr);
+ vfree(mempool->memblocks_arr);
+ vfree(mempool);
}
/*
@@ -2118,16 +2642,15 @@ exit:
* with size enough to hold %items_initial number of items. Memory is
* DMA-able but client must map/unmap before interoperating with the device.
*/
-static struct vxge_hw_mempool*
-__vxge_hw_mempool_create(
- struct __vxge_hw_device *devh,
- u32 memblock_size,
- u32 item_size,
- u32 items_priv_size,
- u32 items_initial,
- u32 items_max,
- struct vxge_hw_mempool_cbs *mp_callback,
- void *userdata)
+static struct vxge_hw_mempool *
+__vxge_hw_mempool_create(struct __vxge_hw_device *devh,
+ u32 memblock_size,
+ u32 item_size,
+ u32 items_priv_size,
+ u32 items_initial,
+ u32 items_max,
+ struct vxge_hw_mempool_cbs *mp_callback,
+ void *userdata)
{
enum vxge_hw_status status = VXGE_HW_OK;
u32 memblocks_to_allocate;
@@ -2185,7 +2708,6 @@ __vxge_hw_mempool_create(
mempool->memblocks_dma_arr =
vzalloc(sizeof(struct vxge_hw_mempool_dma) *
mempool->memblocks_max);
-
if (mempool->memblocks_dma_arr == NULL) {
__vxge_hw_mempool_destroy(mempool);
status = VXGE_HW_ERR_OUT_OF_MEMORY;
@@ -2222,122 +2744,188 @@ exit:
}
/*
- * vxge_hw_mempool_destroy
+ * __vxge_hw_ring_abort - Returns the RxD
+ * This function terminates the RxDs of ring
*/
-static void __vxge_hw_mempool_destroy(struct vxge_hw_mempool *mempool)
+static enum vxge_hw_status __vxge_hw_ring_abort(struct __vxge_hw_ring *ring)
{
- u32 i, j;
- struct __vxge_hw_device *devh = mempool->devh;
-
- for (i = 0; i < mempool->memblocks_allocated; i++) {
- struct vxge_hw_mempool_dma *dma_object;
+ void *rxdh;
+ struct __vxge_hw_channel *channel;
- vxge_assert(mempool->memblocks_arr[i]);
- vxge_assert(mempool->memblocks_dma_arr + i);
+ channel = &ring->channel;
- dma_object = mempool->memblocks_dma_arr + i;
+ for (;;) {
+ vxge_hw_channel_dtr_try_complete(channel, &rxdh);
- for (j = 0; j < mempool->items_per_memblock; j++) {
- u32 index = i * mempool->items_per_memblock + j;
+ if (rxdh == NULL)
+ break;
- /* to skip last partially filled(if any) memblock */
- if (index >= mempool->items_current)
- break;
- }
+ vxge_hw_channel_dtr_complete(channel);
- vfree(mempool->memblocks_priv_arr[i]);
+ if (ring->rxd_term)
+ ring->rxd_term(rxdh, VXGE_HW_RXD_STATE_POSTED,
+ channel->userdata);
- __vxge_hw_blockpool_free(devh, mempool->memblocks_arr[i],
- mempool->memblock_size, dma_object);
+ vxge_hw_channel_dtr_free(channel, rxdh);
}
- vfree(mempool->items_arr);
+ return VXGE_HW_OK;
+}
- vfree(mempool->memblocks_dma_arr);
+/*
+ * __vxge_hw_ring_reset - Resets the ring
+ * This function resets the ring during vpath reset operation
+ */
+static enum vxge_hw_status __vxge_hw_ring_reset(struct __vxge_hw_ring *ring)
+{
+ enum vxge_hw_status status = VXGE_HW_OK;
+ struct __vxge_hw_channel *channel;
- vfree(mempool->memblocks_priv_arr);
+ channel = &ring->channel;
- vfree(mempool->memblocks_arr);
+ __vxge_hw_ring_abort(ring);
- vfree(mempool);
+ status = __vxge_hw_channel_reset(channel);
+
+ if (status != VXGE_HW_OK)
+ goto exit;
+
+ if (ring->rxd_init) {
+ status = vxge_hw_ring_replenish(ring);
+ if (status != VXGE_HW_OK)
+ goto exit;
+ }
+exit:
+ return status;
}
/*
- * __vxge_hw_device_fifo_config_check - Check fifo configuration.
- * Check the fifo configuration
+ * __vxge_hw_ring_delete - Removes the ring
+ * This function freeup the memory pool and removes the ring
*/
static enum vxge_hw_status
-__vxge_hw_device_fifo_config_check(struct vxge_hw_fifo_config *fifo_config)
+__vxge_hw_ring_delete(struct __vxge_hw_vpath_handle *vp)
{
- if ((fifo_config->fifo_blocks < VXGE_HW_MIN_FIFO_BLOCKS) ||
- (fifo_config->fifo_blocks > VXGE_HW_MAX_FIFO_BLOCKS))
- return VXGE_HW_BADCFG_FIFO_BLOCKS;
+ struct __vxge_hw_ring *ring = vp->vpath->ringh;
+
+ __vxge_hw_ring_abort(ring);
+
+ if (ring->mempool)
+ __vxge_hw_mempool_destroy(ring->mempool);
+
+ vp->vpath->ringh = NULL;
+ __vxge_hw_channel_free(&ring->channel);
return VXGE_HW_OK;
}
/*
- * __vxge_hw_device_vpath_config_check - Check vpath configuration.
- * Check the vpath configuration
+ * __vxge_hw_ring_create - Create a Ring
+ * This function creates Ring and initializes it.
*/
static enum vxge_hw_status
-__vxge_hw_device_vpath_config_check(struct vxge_hw_vp_config *vp_config)
+__vxge_hw_ring_create(struct __vxge_hw_vpath_handle *vp,
+ struct vxge_hw_ring_attr *attr)
{
- enum vxge_hw_status status;
+ enum vxge_hw_status status = VXGE_HW_OK;
+ struct __vxge_hw_ring *ring;
+ u32 ring_length;
+ struct vxge_hw_ring_config *config;
+ struct __vxge_hw_device *hldev;
+ u32 vp_id;
+ struct vxge_hw_mempool_cbs ring_mp_callback;
- if ((vp_config->min_bandwidth < VXGE_HW_VPATH_BANDWIDTH_MIN) ||
- (vp_config->min_bandwidth >
- VXGE_HW_VPATH_BANDWIDTH_MAX))
- return VXGE_HW_BADCFG_VPATH_MIN_BANDWIDTH;
+ if ((vp == NULL) || (attr == NULL)) {
+ status = VXGE_HW_FAIL;
+ goto exit;
+ }
- status = __vxge_hw_device_fifo_config_check(&vp_config->fifo);
- if (status != VXGE_HW_OK)
- return status;
+ hldev = vp->vpath->hldev;
+ vp_id = vp->vpath->vp_id;
- if ((vp_config->mtu != VXGE_HW_VPATH_USE_FLASH_DEFAULT_INITIAL_MTU) &&
- ((vp_config->mtu < VXGE_HW_VPATH_MIN_INITIAL_MTU) ||
- (vp_config->mtu > VXGE_HW_VPATH_MAX_INITIAL_MTU)))
- return VXGE_HW_BADCFG_VPATH_MTU;
+ config = &hldev->config.vp_config[vp_id].ring;
- if ((vp_config->rpa_strip_vlan_tag !=
- VXGE_HW_VPATH_RPA_STRIP_VLAN_TAG_USE_FLASH_DEFAULT) &&
- (vp_config->rpa_strip_vlan_tag !=
- VXGE_HW_VPATH_RPA_STRIP_VLAN_TAG_ENABLE) &&
- (vp_config->rpa_strip_vlan_tag !=
- VXGE_HW_VPATH_RPA_STRIP_VLAN_TAG_DISABLE))
- return VXGE_HW_BADCFG_VPATH_RPA_STRIP_VLAN_TAG;
+ ring_length = config->ring_blocks *
+ vxge_hw_ring_rxds_per_block_get(config->buffer_mode);
- return VXGE_HW_OK;
-}
+ ring = (struct __vxge_hw_ring *)__vxge_hw_channel_allocate(vp,
+ VXGE_HW_CHANNEL_TYPE_RING,
+ ring_length,
+ attr->per_rxd_space,
+ attr->userdata);
+ if (ring == NULL) {
+ status = VXGE_HW_ERR_OUT_OF_MEMORY;
+ goto exit;
+ }
-/*
- * __vxge_hw_device_config_check - Check device configuration.
- * Check the device configuration
- */
-static enum vxge_hw_status
-__vxge_hw_device_config_check(struct vxge_hw_device_config *new_config)
-{
- u32 i;
- enum vxge_hw_status status;
+ vp->vpath->ringh = ring;
+ ring->vp_id = vp_id;
+ ring->vp_reg = vp->vpath->vp_reg;
+ ring->common_reg = hldev->common_reg;
+ ring->stats = &vp->vpath->sw_stats->ring_stats;
+ ring->config = config;
+ ring->callback = attr->callback;
+ ring->rxd_init = attr->rxd_init;
+ ring->rxd_term = attr->rxd_term;
+ ring->buffer_mode = config->buffer_mode;
+ ring->rxds_limit = config->rxds_limit;
- if ((new_config->intr_mode != VXGE_HW_INTR_MODE_IRQLINE) &&
- (new_config->intr_mode != VXGE_HW_INTR_MODE_MSIX) &&
- (new_config->intr_mode != VXGE_HW_INTR_MODE_MSIX_ONE_SHOT) &&
- (new_config->intr_mode != VXGE_HW_INTR_MODE_DEF))
- return VXGE_HW_BADCFG_INTR_MODE;
+ ring->rxd_size = vxge_hw_ring_rxd_size_get(config->buffer_mode);
+ ring->rxd_priv_size =
+ sizeof(struct __vxge_hw_ring_rxd_priv) + attr->per_rxd_space;
+ ring->per_rxd_space = attr->per_rxd_space;
- if ((new_config->rts_mac_en != VXGE_HW_RTS_MAC_DISABLE) &&
- (new_config->rts_mac_en != VXGE_HW_RTS_MAC_ENABLE))
- return VXGE_HW_BADCFG_RTS_MAC_EN;
+ ring->rxd_priv_size =
+ ((ring->rxd_priv_size + VXGE_CACHE_LINE_SIZE - 1) /
+ VXGE_CACHE_LINE_SIZE) * VXGE_CACHE_LINE_SIZE;
- for (i = 0; i < VXGE_HW_MAX_VIRTUAL_PATHS; i++) {
- status = __vxge_hw_device_vpath_config_check(
- &new_config->vp_config[i]);
- if (status != VXGE_HW_OK)
- return status;
+ /* how many RxDs can fit into one block. Depends on configured
+ * buffer_mode. */
+ ring->rxds_per_block =
+ vxge_hw_ring_rxds_per_block_get(config->buffer_mode);
+
+ /* calculate actual RxD block private size */
+ ring->rxdblock_priv_size = ring->rxd_priv_size * ring->rxds_per_block;
+ ring_mp_callback.item_func_alloc = __vxge_hw_ring_mempool_item_alloc;
+ ring->mempool = __vxge_hw_mempool_create(hldev,
+ VXGE_HW_BLOCK_SIZE,
+ VXGE_HW_BLOCK_SIZE,
+ ring->rxdblock_priv_size,
+ ring->config->ring_blocks,
+ ring->config->ring_blocks,
+ &ring_mp_callback,
+ ring);
+ if (ring->mempool == NULL) {
+ __vxge_hw_ring_delete(vp);
+ return VXGE_HW_ERR_OUT_OF_MEMORY;
}
- return VXGE_HW_OK;
+ status = __vxge_hw_channel_initialize(&ring->channel);
+ if (status != VXGE_HW_OK) {
+ __vxge_hw_ring_delete(vp);
+ goto exit;
+ }
+
+ /* Note:
+ * Specifying rxd_init callback means two things:
+ * 1) rxds need to be initialized by driver at channel-open time;
+ * 2) rxds need to be posted at channel-open time
+ * (that's what the initial_replenish() below does)
+ * Currently we don't have a case when the 1) is done without the 2).
+ */
+ if (ring->rxd_init) {
+ status = vxge_hw_ring_replenish(ring);
+ if (status != VXGE_HW_OK) {
+ __vxge_hw_ring_delete(vp);
+ goto exit;
+ }
+ }
+
+ /* initial replenish will increment the counter in its post() routine,
+ * we have to reset it */
+ ring->stats->common_stats.usage_cnt = 0;
+exit:
+ return status;
}
/*
@@ -2359,7 +2947,6 @@ vxge_hw_device_config_default_get(struct vxge_hw_device_config *device_config)
device_config->rts_mac_en = VXGE_HW_RTS_MAC_DEFAULT;
for (i = 0; i < VXGE_HW_MAX_VIRTUAL_PATHS; i++) {
-
device_config->vp_config[i].vp_id = i;
device_config->vp_config[i].min_bandwidth =
@@ -2499,61 +3086,6 @@ vxge_hw_device_config_default_get(struct vxge_hw_device_config *device_config)
}
/*
- * _hw_legacy_swapper_set - Set the swapper bits for the legacy secion.
- * Set the swapper bits appropriately for the lagacy section.
- */
-static enum vxge_hw_status
-__vxge_hw_legacy_swapper_set(struct vxge_hw_legacy_reg __iomem *legacy_reg)
-{
- u64 val64;
- enum vxge_hw_status status = VXGE_HW_OK;
-
- val64 = readq(&legacy_reg->toc_swapper_fb);
-
- wmb();
-
- switch (val64) {
-
- case VXGE_HW_SWAPPER_INITIAL_VALUE:
- return status;
-
- case VXGE_HW_SWAPPER_BYTE_SWAPPED_BIT_FLIPPED:
- writeq(VXGE_HW_SWAPPER_READ_BYTE_SWAP_ENABLE,
- &legacy_reg->pifm_rd_swap_en);
- writeq(VXGE_HW_SWAPPER_READ_BIT_FLAP_ENABLE,
- &legacy_reg->pifm_rd_flip_en);
- writeq(VXGE_HW_SWAPPER_WRITE_BYTE_SWAP_ENABLE,
- &legacy_reg->pifm_wr_swap_en);
- writeq(VXGE_HW_SWAPPER_WRITE_BIT_FLAP_ENABLE,
- &legacy_reg->pifm_wr_flip_en);
- break;
-
- case VXGE_HW_SWAPPER_BYTE_SWAPPED:
- writeq(VXGE_HW_SWAPPER_READ_BYTE_SWAP_ENABLE,
- &legacy_reg->pifm_rd_swap_en);
- writeq(VXGE_HW_SWAPPER_WRITE_BYTE_SWAP_ENABLE,
- &legacy_reg->pifm_wr_swap_en);
- break;
-
- case VXGE_HW_SWAPPER_BIT_FLIPPED:
- writeq(VXGE_HW_SWAPPER_READ_BIT_FLAP_ENABLE,
- &legacy_reg->pifm_rd_flip_en);
- writeq(VXGE_HW_SWAPPER_WRITE_BIT_FLAP_ENABLE,
- &legacy_reg->pifm_wr_flip_en);
- break;
- }
-
- wmb();
-
- val64 = readq(&legacy_reg->toc_swapper_fb);
-
- if (val64 != VXGE_HW_SWAPPER_INITIAL_VALUE)
- status = VXGE_HW_ERR_SWAPPER_CTRL;
-
- return status;
-}
-
-/*
* __vxge_hw_vpath_swapper_set - Set the swapper bits for the vpath.
* Set the swapper bits appropriately for the vpath.
*/
@@ -2577,9 +3109,8 @@ __vxge_hw_vpath_swapper_set(struct vxge_hw_vpath_reg __iomem *vpath_reg)
* Set the swapper bits appropriately for the vpath.
*/
static enum vxge_hw_status
-__vxge_hw_kdfc_swapper_set(
- struct vxge_hw_legacy_reg __iomem *legacy_reg,
- struct vxge_hw_vpath_reg __iomem *vpath_reg)
+__vxge_hw_kdfc_swapper_set(struct vxge_hw_legacy_reg __iomem *legacy_reg,
+ struct vxge_hw_vpath_reg __iomem *vpath_reg)
{
u64 val64;
@@ -2829,6 +3360,69 @@ exit:
}
/*
+ * __vxge_hw_fifo_abort - Returns the TxD
+ * This function terminates the TxDs of fifo
+ */
+static enum vxge_hw_status __vxge_hw_fifo_abort(struct __vxge_hw_fifo *fifo)
+{
+ void *txdlh;
+
+ for (;;) {
+ vxge_hw_channel_dtr_try_complete(&fifo->channel, &txdlh);
+
+ if (txdlh == NULL)
+ break;
+
+ vxge_hw_channel_dtr_complete(&fifo->channel);
+
+ if (fifo->txdl_term) {
+ fifo->txdl_term(txdlh,
+ VXGE_HW_TXDL_STATE_POSTED,
+ fifo->channel.userdata);
+ }
+
+ vxge_hw_channel_dtr_free(&fifo->channel, txdlh);
+ }
+
+ return VXGE_HW_OK;
+}
+
+/*
+ * __vxge_hw_fifo_reset - Resets the fifo
+ * This function resets the fifo during vpath reset operation
+ */
+static enum vxge_hw_status __vxge_hw_fifo_reset(struct __vxge_hw_fifo *fifo)
+{
+ enum vxge_hw_status status = VXGE_HW_OK;
+
+ __vxge_hw_fifo_abort(fifo);
+ status = __vxge_hw_channel_reset(&fifo->channel);
+
+ return status;
+}
+
+/*
+ * __vxge_hw_fifo_delete - Removes the FIFO
+ * This function freeup the memory pool and removes the FIFO
+ */
+static enum vxge_hw_status
+__vxge_hw_fifo_delete(struct __vxge_hw_vpath_handle *vp)
+{
+ struct __vxge_hw_fifo *fifo = vp->vpath->fifoh;
+
+ __vxge_hw_fifo_abort(fifo);
+
+ if (fifo->mempool)
+ __vxge_hw_mempool_destroy(fifo->mempool);
+
+ vp->vpath->fifoh = NULL;
+
+ __vxge_hw_channel_free(&fifo->channel);
+
+ return VXGE_HW_OK;
+}
+
+/*
* __vxge_hw_fifo_mempool_item_alloc - Allocate List blocks for TxD
* list callback
* This function is callback passed to __vxge_hw_mempool_create to create memory
@@ -2993,69 +3587,6 @@ exit:
}
/*
- * __vxge_hw_fifo_abort - Returns the TxD
- * This function terminates the TxDs of fifo
- */
-static enum vxge_hw_status __vxge_hw_fifo_abort(struct __vxge_hw_fifo *fifo)
-{
- void *txdlh;
-
- for (;;) {
- vxge_hw_channel_dtr_try_complete(&fifo->channel, &txdlh);
-
- if (txdlh == NULL)
- break;
-
- vxge_hw_channel_dtr_complete(&fifo->channel);
-
- if (fifo->txdl_term) {
- fifo->txdl_term(txdlh,
- VXGE_HW_TXDL_STATE_POSTED,
- fifo->channel.userdata);
- }
-
- vxge_hw_channel_dtr_free(&fifo->channel, txdlh);
- }
-
- return VXGE_HW_OK;
-}
-
-/*
- * __vxge_hw_fifo_reset - Resets the fifo
- * This function resets the fifo during vpath reset operation
- */
-static enum vxge_hw_status __vxge_hw_fifo_reset(struct __vxge_hw_fifo *fifo)
-{
- enum vxge_hw_status status = VXGE_HW_OK;
-
- __vxge_hw_fifo_abort(fifo);
- status = __vxge_hw_channel_reset(&fifo->channel);
-
- return status;
-}
-
-/*
- * __vxge_hw_fifo_delete - Removes the FIFO
- * This function freeup the memory pool and removes the FIFO
- */
-static enum vxge_hw_status
-__vxge_hw_fifo_delete(struct __vxge_hw_vpath_handle *vp)
-{
- struct __vxge_hw_fifo *fifo = vp->vpath->fifoh;
-
- __vxge_hw_fifo_abort(fifo);
-
- if (fifo->mempool)
- __vxge_hw_mempool_destroy(fifo->mempool);
-
- vp->vpath->fifoh = NULL;
-
- __vxge_hw_channel_free(&fifo->channel);
-
- return VXGE_HW_OK;
-}
-
-/*
* __vxge_hw_vpath_pci_read - Read the content of given address
* in pci config space.
* Read from the vpath pci config space.
@@ -3786,10 +4317,10 @@ __vxge_hw_vpath_tim_configure(struct __vxge_hw_device *hldev, u32 vp_id)
vp_reg = vpath->vp_reg;
config = vpath->vp_config;
- writeq((u64)0, &vp_reg->tim_dest_addr);
- writeq((u64)0, &vp_reg->tim_vpath_map);
- writeq((u64)0, &vp_reg->tim_bitmap);
- writeq((u64)0, &vp_reg->tim_remap);
+ writeq(0, &vp_reg->tim_dest_addr);
+ writeq(0, &vp_reg->tim_vpath_map);
+ writeq(0, &vp_reg->tim_bitmap);
+ writeq(0, &vp_reg->tim_remap);
if (config->ring.enable == VXGE_HW_RING_ENABLE)
writeq(VXGE_HW_TIM_RING_ASSN_INT_NUM(
@@ -4021,8 +4552,7 @@ __vxge_hw_vpath_tim_configure(struct __vxge_hw_device *hldev, u32 vp_id)
return status;
}
-void
-vxge_hw_vpath_tti_ci_set(struct __vxge_hw_device *hldev, u32 vp_id)
+void vxge_hw_vpath_tti_ci_set(struct __vxge_hw_device *hldev, u32 vp_id)
{
struct __vxge_hw_virtualpath *vpath;
struct vxge_hw_vpath_reg __iomem *vp_reg;
@@ -4033,17 +4563,15 @@ vxge_hw_vpath_tti_ci_set(struct __vxge_hw_device *hldev, u32 vp_id)
vp_reg = vpath->vp_reg;
config = vpath->vp_config;
- if (config->fifo.enable == VXGE_HW_FIFO_ENABLE) {
+ if (config->fifo.enable == VXGE_HW_FIFO_ENABLE &&
+ config->tti.timer_ci_en != VXGE_HW_TIM_TIMER_CI_ENABLE) {
+ config->tti.timer_ci_en = VXGE_HW_TIM_TIMER_CI_ENABLE;
val64 = readq(&vp_reg->tim_cfg1_int_num[VXGE_HW_VPATH_INTR_TX]);
-
- if (config->tti.timer_ci_en != VXGE_HW_TIM_TIMER_CI_ENABLE) {
- config->tti.timer_ci_en = VXGE_HW_TIM_TIMER_CI_ENABLE;
- val64 |= VXGE_HW_TIM_CFG1_INT_NUM_TIMER_CI;
- writeq(val64,
- &vp_reg->tim_cfg1_int_num[VXGE_HW_VPATH_INTR_TX]);
- }
+ val64 |= VXGE_HW_TIM_CFG1_INT_NUM_TIMER_CI;
+ writeq(val64, &vp_reg->tim_cfg1_int_num[VXGE_HW_VPATH_INTR_TX]);
}
}
+
/*
* __vxge_hw_vpath_initialize
* This routine is the final phase of init which initializes the
@@ -4067,22 +4595,18 @@ __vxge_hw_vpath_initialize(struct __vxge_hw_device *hldev, u32 vp_id)
vp_reg = vpath->vp_reg;
status = __vxge_hw_vpath_swapper_set(vpath->vp_reg);
-
if (status != VXGE_HW_OK)
goto exit;
status = __vxge_hw_vpath_mac_configure(hldev, vp_id);
-
if (status != VXGE_HW_OK)
goto exit;
status = __vxge_hw_vpath_kdfc_configure(hldev, vp_id);
-
if (status != VXGE_HW_OK)
goto exit;
status = __vxge_hw_vpath_tim_configure(hldev, vp_id);
-
if (status != VXGE_HW_OK)
goto exit;
@@ -4090,7 +4614,6 @@ __vxge_hw_vpath_initialize(struct __vxge_hw_device *hldev, u32 vp_id)
/* Get MRRS value from device control */
status = __vxge_hw_vpath_pci_read(vpath, 1, 0x78, &val32);
-
if (status == VXGE_HW_OK) {
val32 = (val32 & VXGE_HW_PCI_EXP_DEVCTL_READRQ) >> 12;
val64 &=
@@ -4114,6 +4637,28 @@ exit:
}
/*
+ * __vxge_hw_vp_terminate - Terminate Virtual Path structure
+ * This routine closes all channels it opened and freeup memory
+ */
+static void __vxge_hw_vp_terminate(struct __vxge_hw_device *hldev, u32 vp_id)
+{
+ struct __vxge_hw_virtualpath *vpath;
+
+ vpath = &hldev->virtual_paths[vp_id];
+
+ if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN)
+ goto exit;
+
+ VXGE_HW_DEVICE_TIM_INT_MASK_RESET(vpath->hldev->tim_int_mask0,
+ vpath->hldev->tim_int_mask1, vpath->vp_id);
+ hldev->stats.hw_dev_info_stats.vpath_info[vpath->vp_id] = NULL;
+
+ memset(vpath, 0, sizeof(struct __vxge_hw_virtualpath));
+exit:
+ return;
+}
+
+/*
* __vxge_hw_vp_initialize - Initialize Virtual Path structure
* This routine is the initial phase of init which resets the vpath and
* initializes the software support structures.
@@ -4169,29 +4714,6 @@ exit:
}
/*
- * __vxge_hw_vp_terminate - Terminate Virtual Path structure
- * This routine closes all channels it opened and freeup memory
- */
-static void
-__vxge_hw_vp_terminate(struct __vxge_hw_device *hldev, u32 vp_id)
-{
- struct __vxge_hw_virtualpath *vpath;
-
- vpath = &hldev->virtual_paths[vp_id];
-
- if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN)
- goto exit;
-
- VXGE_HW_DEVICE_TIM_INT_MASK_RESET(vpath->hldev->tim_int_mask0,
- vpath->hldev->tim_int_mask1, vpath->vp_id);
- hldev->stats.hw_dev_info_stats.vpath_info[vpath->vp_id] = NULL;
-
- memset(vpath, 0, sizeof(struct __vxge_hw_virtualpath));
-exit:
- return;
-}
-
-/*
* vxge_hw_vpath_mtu_set - Set MTU.
* Set new MTU value. Example, to use jumbo frames:
* vxge_hw_vpath_mtu_set(my_device, 9600);
@@ -4228,6 +4750,64 @@ exit:
}
/*
+ * vxge_hw_vpath_stats_enable - Enable vpath h/wstatistics.
+ * Enable the DMA vpath statistics. The function is to be called to re-enable
+ * the adapter to update stats into the host memory
+ */
+static enum vxge_hw_status
+vxge_hw_vpath_stats_enable(struct __vxge_hw_vpath_handle *vp)
+{
+ enum vxge_hw_status status = VXGE_HW_OK;
+ struct __vxge_hw_virtualpath *vpath;
+
+ vpath = vp->vpath;
+
+ if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) {
+ status = VXGE_HW_ERR_VPATH_NOT_OPEN;
+ goto exit;
+ }
+
+ memcpy(vpath->hw_stats_sav, vpath->hw_stats,
+ sizeof(struct vxge_hw_vpath_stats_hw_info));
+
+ status = __vxge_hw_vpath_stats_get(vpath, vpath->hw_stats);
+exit:
+ return status;
+}
+
+/*
+ * __vxge_hw_blockpool_block_allocate - Allocates a block from block pool
+ * This function allocates a block from block pool or from the system
+ */
+static struct __vxge_hw_blockpool_entry *
+__vxge_hw_blockpool_block_allocate(struct __vxge_hw_device *devh, u32 size)
+{
+ struct __vxge_hw_blockpool_entry *entry = NULL;
+ struct __vxge_hw_blockpool *blockpool;
+
+ blockpool = &devh->block_pool;
+
+ if (size == blockpool->block_size) {
+
+ if (!list_empty(&blockpool->free_block_list))
+ entry = (struct __vxge_hw_blockpool_entry *)
+ list_first_entry(&blockpool->free_block_list,
+ struct __vxge_hw_blockpool_entry,
+ item);
+
+ if (entry != NULL) {
+ list_del(&entry->item);
+ blockpool->pool_size--;
+ }
+ }
+
+ if (entry != NULL)
+ __vxge_hw_blockpool_blocks_add(blockpool);
+
+ return entry;
+}
+
+/*
* vxge_hw_vpath_open - Open a virtual path on a given adapter
* This function is used to open access to virtual path of an
* adapter for offload, GRO operations. This function returns
@@ -4251,7 +4831,6 @@ vxge_hw_vpath_open(struct __vxge_hw_device *hldev,
status = __vxge_hw_vp_initialize(hldev, attr->vp_id,
&hldev->config.vp_config[attr->vp_id]);
-
if (status != VXGE_HW_OK)
goto vpath_open_exit1;
@@ -4283,7 +4862,6 @@ vxge_hw_vpath_open(struct __vxge_hw_device *hldev,
vpath->stats_block = __vxge_hw_blockpool_block_allocate(hldev,
VXGE_HW_BLOCK_SIZE);
-
if (vpath->stats_block == NULL) {
status = VXGE_HW_ERR_OUT_OF_MEMORY;
goto vpath_open_exit8;
@@ -4342,8 +4920,7 @@ vpath_open_exit1:
* This function is used to close access to virtual path opened
* earlier.
*/
-void
-vxge_hw_vpath_rx_doorbell_init(struct __vxge_hw_vpath_handle *vp)
+void vxge_hw_vpath_rx_doorbell_init(struct __vxge_hw_vpath_handle *vp)
{
struct __vxge_hw_virtualpath *vpath = vp->vpath;
struct __vxge_hw_ring *ring = vpath->ringh;
@@ -4379,6 +4956,29 @@ vxge_hw_vpath_rx_doorbell_init(struct __vxge_hw_vpath_handle *vp)
}
/*
+ * __vxge_hw_blockpool_block_free - Frees a block from block pool
+ * @devh: Hal device
+ * @entry: Entry of block to be freed
+ *
+ * This function frees a block from block pool
+ */
+static void
+__vxge_hw_blockpool_block_free(struct __vxge_hw_device *devh,
+ struct __vxge_hw_blockpool_entry *entry)
+{
+ struct __vxge_hw_blockpool *blockpool;
+
+ blockpool = &devh->block_pool;
+
+ if (entry->length == blockpool->block_size) {
+ list_add(&entry->item, &blockpool->free_block_list);
+ blockpool->pool_size++;
+ }
+
+ __vxge_hw_blockpool_blocks_remove(blockpool);
+}
+
+/*
* vxge_hw_vpath_close - Close the handle got from previous vpath (vpath) open
* This function is used to close access to virtual path opened
* earlier.
@@ -4529,728 +5129,3 @@ vxge_hw_vpath_enable(struct __vxge_hw_vpath_handle *vp)
__vxge_hw_pio_mem_write32_upper((u32)vxge_bVALn(val64, 0, 32),
&hldev->common_reg->cmn_rsthdlr_cfg1);
}
-
-/*
- * vxge_hw_vpath_stats_enable - Enable vpath h/wstatistics.
- * Enable the DMA vpath statistics. The function is to be called to re-enable
- * the adapter to update stats into the host memory
- */
-static enum vxge_hw_status
-vxge_hw_vpath_stats_enable(struct __vxge_hw_vpath_handle *vp)
-{
- enum vxge_hw_status status = VXGE_HW_OK;
- struct __vxge_hw_virtualpath *vpath;
-
- vpath = vp->vpath;
-
- if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) {
- status = VXGE_HW_ERR_VPATH_NOT_OPEN;
- goto exit;
- }
-
- memcpy(vpath->hw_stats_sav, vpath->hw_stats,
- sizeof(struct vxge_hw_vpath_stats_hw_info));
-
- status = __vxge_hw_vpath_stats_get(vpath, vpath->hw_stats);
-exit:
- return status;
-}
-
-/*
- * __vxge_hw_vpath_stats_access - Get the statistics from the given location
- * and offset and perform an operation
- */
-static enum vxge_hw_status
-__vxge_hw_vpath_stats_access(struct __vxge_hw_virtualpath *vpath,
- u32 operation, u32 offset, u64 *stat)
-{
- u64 val64;
- enum vxge_hw_status status = VXGE_HW_OK;
- struct vxge_hw_vpath_reg __iomem *vp_reg;
-
- if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) {
- status = VXGE_HW_ERR_VPATH_NOT_OPEN;
- goto vpath_stats_access_exit;
- }
-
- vp_reg = vpath->vp_reg;
-
- val64 = VXGE_HW_XMAC_STATS_ACCESS_CMD_OP(operation) |
- VXGE_HW_XMAC_STATS_ACCESS_CMD_STROBE |
- VXGE_HW_XMAC_STATS_ACCESS_CMD_OFFSET_SEL(offset);
-
- status = __vxge_hw_pio_mem_write64(val64,
- &vp_reg->xmac_stats_access_cmd,
- VXGE_HW_XMAC_STATS_ACCESS_CMD_STROBE,
- vpath->hldev->config.device_poll_millis);
-
- if ((status == VXGE_HW_OK) && (operation == VXGE_HW_STATS_OP_READ))
- *stat = readq(&vp_reg->xmac_stats_access_data);
- else
- *stat = 0;
-
-vpath_stats_access_exit:
- return status;
-}
-
-/*
- * __vxge_hw_vpath_xmac_tx_stats_get - Get the TX Statistics of a vpath
- */
-static enum vxge_hw_status
-__vxge_hw_vpath_xmac_tx_stats_get(
- struct __vxge_hw_virtualpath *vpath,
- struct vxge_hw_xmac_vpath_tx_stats *vpath_tx_stats)
-{
- u64 *val64;
- int i;
- u32 offset = VXGE_HW_STATS_VPATH_TX_OFFSET;
- enum vxge_hw_status status = VXGE_HW_OK;
-
- val64 = (u64 *) vpath_tx_stats;
-
- if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) {
- status = VXGE_HW_ERR_VPATH_NOT_OPEN;
- goto exit;
- }
-
- for (i = 0; i < sizeof(struct vxge_hw_xmac_vpath_tx_stats) / 8; i++) {
- status = __vxge_hw_vpath_stats_access(vpath,
- VXGE_HW_STATS_OP_READ,
- offset, val64);
- if (status != VXGE_HW_OK)
- goto exit;
- offset++;
- val64++;
- }
-exit:
- return status;
-}
-
-/*
- * __vxge_hw_vpath_xmac_rx_stats_get - Get the RX Statistics of a vpath
- */
-static enum vxge_hw_status
-__vxge_hw_vpath_xmac_rx_stats_get(struct __vxge_hw_virtualpath *vpath,
- struct vxge_hw_xmac_vpath_rx_stats *vpath_rx_stats)
-{
- u64 *val64;
- enum vxge_hw_status status = VXGE_HW_OK;
- int i;
- u32 offset = VXGE_HW_STATS_VPATH_RX_OFFSET;
- val64 = (u64 *) vpath_rx_stats;
-
- if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) {
- status = VXGE_HW_ERR_VPATH_NOT_OPEN;
- goto exit;
- }
- for (i = 0; i < sizeof(struct vxge_hw_xmac_vpath_rx_stats) / 8; i++) {
- status = __vxge_hw_vpath_stats_access(vpath,
- VXGE_HW_STATS_OP_READ,
- offset >> 3, val64);
- if (status != VXGE_HW_OK)
- goto exit;
-
- offset += 8;
- val64++;
- }
-exit:
- return status;
-}
-
-/*
- * __vxge_hw_vpath_stats_get - Get the vpath hw statistics.
- */
-static enum vxge_hw_status
-__vxge_hw_vpath_stats_get(struct __vxge_hw_virtualpath *vpath,
- struct vxge_hw_vpath_stats_hw_info *hw_stats)
-{
- u64 val64;
- enum vxge_hw_status status = VXGE_HW_OK;
- struct vxge_hw_vpath_reg __iomem *vp_reg;
-
- if (vpath->vp_open == VXGE_HW_VP_NOT_OPEN) {
- status = VXGE_HW_ERR_VPATH_NOT_OPEN;
- goto exit;
- }
- vp_reg = vpath->vp_reg;
-
- val64 = readq(&vp_reg->vpath_debug_stats0);
- hw_stats->ini_num_mwr_sent =
- (u32)VXGE_HW_VPATH_DEBUG_STATS0_GET_INI_NUM_MWR_SENT(val64);
-
- val64 = readq(&vp_reg->vpath_debug_stats1);
- hw_stats->ini_num_mrd_sent =
- (u32)VXGE_HW_VPATH_DEBUG_STATS1_GET_INI_NUM_MRD_SENT(val64);
-
- val64 = readq(&vp_reg->vpath_debug_stats2);
- hw_stats->ini_num_cpl_rcvd =
- (u32)VXGE_HW_VPATH_DEBUG_STATS2_GET_INI_NUM_CPL_RCVD(val64);
-
- val64 = readq(&vp_reg->vpath_debug_stats3);
- hw_stats->ini_num_mwr_byte_sent =
- VXGE_HW_VPATH_DEBUG_STATS3_GET_INI_NUM_MWR_BYTE_SENT(val64);
-
- val64 = readq(&vp_reg->vpath_debug_stats4);
- hw_stats->ini_num_cpl_byte_rcvd =
- VXGE_HW_VPATH_DEBUG_STATS4_GET_INI_NUM_CPL_BYTE_RCVD(val64);
-
- val64 = readq(&vp_reg->vpath_debug_stats5);
- hw_stats->wrcrdtarb_xoff =
- (u32)VXGE_HW_VPATH_DEBUG_STATS5_GET_WRCRDTARB_XOFF(val64);
-
- val64 = readq(&vp_reg->vpath_debug_stats6);
- hw_stats->rdcrdtarb_xoff =
- (u32)VXGE_HW_VPATH_DEBUG_STATS6_GET_RDCRDTARB_XOFF(val64);
-
- val64 = readq(&vp_reg->vpath_genstats_count01);
- hw_stats->vpath_genstats_count0 =
- (u32)VXGE_HW_VPATH_GENSTATS_COUNT01_GET_PPIF_VPATH_GENSTATS_COUNT0(
- val64);
-
- val64 = readq(&vp_reg->vpath_genstats_count01);
- hw_stats->vpath_genstats_count1 =
- (u32)VXGE_HW_VPATH_GENSTATS_COUNT01_GET_PPIF_VPATH_GENSTATS_COUNT1(
- val64);
-
- val64 = readq(&vp_reg->vpath_genstats_count23);
- hw_stats->vpath_genstats_count2 =
- (u32)VXGE_HW_VPATH_GENSTATS_COUNT23_GET_PPIF_VPATH_GENSTATS_COUNT2(
- val64);
-
- val64 = readq(&vp_reg->vpath_genstats_count01);
- hw_stats->vpath_genstats_count3 =
- (u32)VXGE_HW_VPATH_GENSTATS_COUNT23_GET_PPIF_VPATH_GENSTATS_COUNT3(
- val64);
-
- val64 = readq(&vp_reg->vpath_genstats_count4);
- hw_stats->vpath_genstats_count4 =
- (u32)VXGE_HW_VPATH_GENSTATS_COUNT4_GET_PPIF_VPATH_GENSTATS_COUNT4(
- val64);
-
- val64 = readq(&vp_reg->vpath_genstats_count5);
- hw_stats->vpath_genstats_count5 =
- (u32)VXGE_HW_VPATH_GENSTATS_COUNT5_GET_PPIF_VPATH_GENSTATS_COUNT5(
- val64);
-
- status = __vxge_hw_vpath_xmac_tx_stats_get(vpath, &hw_stats->tx_stats);
- if (status != VXGE_HW_OK)
- goto exit;
-
- status = __vxge_hw_vpath_xmac_rx_stats_get(vpath, &hw_stats->rx_stats);
- if (status != VXGE_HW_OK)
- goto exit;
-
- VXGE_HW_VPATH_STATS_PIO_READ(
- VXGE_HW_STATS_VPATH_PROG_EVENT_VNUM0_OFFSET);
-
- hw_stats->prog_event_vnum0 =
- (u32)VXGE_HW_STATS_GET_VPATH_PROG_EVENT_VNUM0(val64);
-
- hw_stats->prog_event_vnum1 =
- (u32)VXGE_HW_STATS_GET_VPATH_PROG_EVENT_VNUM1(val64);
-
- VXGE_HW_VPATH_STATS_PIO_READ(
- VXGE_HW_STATS_VPATH_PROG_EVENT_VNUM2_OFFSET);
-
- hw_stats->prog_event_vnum2 =
- (u32)VXGE_HW_STATS_GET_VPATH_PROG_EVENT_VNUM2(val64);
-
- hw_stats->prog_event_vnum3 =
- (u32)VXGE_HW_STATS_GET_VPATH_PROG_EVENT_VNUM3(val64);
-
- val64 = readq(&vp_reg->rx_multi_cast_stats);
- hw_stats->rx_multi_cast_frame_discard =
- (u16)VXGE_HW_RX_MULTI_CAST_STATS_GET_FRAME_DISCARD(val64);
-
- val64 = readq(&vp_reg->rx_frm_transferred);
- hw_stats->rx_frm_transferred =
- (u32)VXGE_HW_RX_FRM_TRANSFERRED_GET_RX_FRM_TRANSFERRED(val64);
-
- val64 = readq(&vp_reg->rxd_returned);
- hw_stats->rxd_returned =
- (u16)VXGE_HW_RXD_RETURNED_GET_RXD_RETURNED(val64);
-
- val64 = readq(&vp_reg->dbg_stats_rx_mpa);
- hw_stats->rx_mpa_len_fail_frms =
- (u16)VXGE_HW_DBG_STATS_GET_RX_MPA_LEN_FAIL_FRMS(val64);
- hw_stats->rx_mpa_mrk_fail_frms =
- (u16)VXGE_HW_DBG_STATS_GET_RX_MPA_MRK_FAIL_FRMS(val64);
- hw_stats->rx_mpa_crc_fail_frms =
- (u16)VXGE_HW_DBG_STATS_GET_RX_MPA_CRC_FAIL_FRMS(val64);
-
- val64 = readq(&vp_reg->dbg_stats_rx_fau);
- hw_stats->rx_permitted_frms =
- (u16)VXGE_HW_DBG_STATS_GET_RX_FAU_RX_PERMITTED_FRMS(val64);
- hw_stats->rx_vp_reset_discarded_frms =
- (u16)VXGE_HW_DBG_STATS_GET_RX_FAU_RX_VP_RESET_DISCARDED_FRMS(val64);
- hw_stats->rx_wol_frms =
- (u16)VXGE_HW_DBG_STATS_GET_RX_FAU_RX_WOL_FRMS(val64);
-
- val64 = readq(&vp_reg->tx_vp_reset_discarded_frms);
- hw_stats->tx_vp_reset_discarded_frms =
- (u16)VXGE_HW_TX_VP_RESET_DISCARDED_FRMS_GET_TX_VP_RESET_DISCARDED_FRMS(
- val64);
-exit:
- return status;
-}
-
-
-static void vxge_os_dma_malloc_async(struct pci_dev *pdev, void *devh,
- unsigned long size)
-{
- gfp_t flags;
- void *vaddr;
-
- if (in_interrupt())
- flags = GFP_ATOMIC | GFP_DMA;
- else
- flags = GFP_KERNEL | GFP_DMA;
-
- vaddr = kmalloc((size), flags);
-
- vxge_hw_blockpool_block_add(devh, vaddr, size, pdev, pdev);
-}
-
-static void vxge_os_dma_free(struct pci_dev *pdev, const void *vaddr,
- struct pci_dev **p_dma_acch)
-{
- unsigned long misaligned = *(unsigned long *)p_dma_acch;
- u8 *tmp = (u8 *)vaddr;
- tmp -= misaligned;
- kfree((void *)tmp);
-}
-
-/*
- * __vxge_hw_blockpool_create - Create block pool
- */
-
-static enum vxge_hw_status
-__vxge_hw_blockpool_create(struct __vxge_hw_device *hldev,
- struct __vxge_hw_blockpool *blockpool,
- u32 pool_size,
- u32 pool_max)
-{
- u32 i;
- struct __vxge_hw_blockpool_entry *entry = NULL;
- void *memblock;
- dma_addr_t dma_addr;
- struct pci_dev *dma_handle;
- struct pci_dev *acc_handle;
- enum vxge_hw_status status = VXGE_HW_OK;
-
- if (blockpool == NULL) {
- status = VXGE_HW_FAIL;
- goto blockpool_create_exit;
- }
-
- blockpool->hldev = hldev;
- blockpool->block_size = VXGE_HW_BLOCK_SIZE;
- blockpool->pool_size = 0;
- blockpool->pool_max = pool_max;
- blockpool->req_out = 0;
-
- INIT_LIST_HEAD(&blockpool->free_block_list);
- INIT_LIST_HEAD(&blockpool->free_entry_list);
-
- for (i = 0; i < pool_size + pool_max; i++) {
- entry = kzalloc(sizeof(struct __vxge_hw_blockpool_entry),
- GFP_KERNEL);
- if (entry == NULL) {
- __vxge_hw_blockpool_destroy(blockpool);
- status = VXGE_HW_ERR_OUT_OF_MEMORY;
- goto blockpool_create_exit;
- }
- list_add(&entry->item, &blockpool->free_entry_list);
- }
-
- for (i = 0; i < pool_size; i++) {
-
- memblock = vxge_os_dma_malloc(
- hldev->pdev,
- VXGE_HW_BLOCK_SIZE,
- &dma_handle,
- &acc_handle);
-
- if (memblock == NULL) {
- __vxge_hw_blockpool_destroy(blockpool);
- status = VXGE_HW_ERR_OUT_OF_MEMORY;
- goto blockpool_create_exit;
- }
-
- dma_addr = pci_map_single(hldev->pdev, memblock,
- VXGE_HW_BLOCK_SIZE, PCI_DMA_BIDIRECTIONAL);
-
- if (unlikely(pci_dma_mapping_error(hldev->pdev,
- dma_addr))) {
-
- vxge_os_dma_free(hldev->pdev, memblock, &acc_handle);
- __vxge_hw_blockpool_destroy(blockpool);
- status = VXGE_HW_ERR_OUT_OF_MEMORY;
- goto blockpool_create_exit;
- }
-
- if (!list_empty(&blockpool->free_entry_list))
- entry = (struct __vxge_hw_blockpool_entry *)
- list_first_entry(&blockpool->free_entry_list,
- struct __vxge_hw_blockpool_entry,
- item);
-
- if (entry == NULL)
- entry =
- kzalloc(sizeof(struct __vxge_hw_blockpool_entry),
- GFP_KERNEL);
- if (entry != NULL) {
- list_del(&entry->item);
- entry->length = VXGE_HW_BLOCK_SIZE;
- entry->memblock = memblock;
- entry->dma_addr = dma_addr;
- entry->acc_handle = acc_handle;
- entry->dma_handle = dma_handle;
- list_add(&entry->item,
- &blockpool->free_block_list);
- blockpool->pool_size++;
- } else {
- __vxge_hw_blockpool_destroy(blockpool);
- status = VXGE_HW_ERR_OUT_OF_MEMORY;
- goto blockpool_create_exit;
- }
- }
-
-blockpool_create_exit:
- return status;
-}
-
-/*
- * __vxge_hw_blockpool_destroy - Deallocates the block pool
- */
-
-static void __vxge_hw_blockpool_destroy(struct __vxge_hw_blockpool *blockpool)
-{
-
- struct __vxge_hw_device *hldev;
- struct list_head *p, *n;
- u16 ret;
-
- if (blockpool == NULL) {
- ret = 1;
- goto exit;
- }
-
- hldev = blockpool->hldev;
-
- list_for_each_safe(p, n, &blockpool->free_block_list) {
-
- pci_unmap_single(hldev->pdev,
- ((struct __vxge_hw_blockpool_entry *)p)->dma_addr,
- ((struct __vxge_hw_blockpool_entry *)p)->length,
- PCI_DMA_BIDIRECTIONAL);
-
- vxge_os_dma_free(hldev->pdev,
- ((struct __vxge_hw_blockpool_entry *)p)->memblock,
- &((struct __vxge_hw_blockpool_entry *) p)->acc_handle);
-
- list_del(
- &((struct __vxge_hw_blockpool_entry *)p)->item);
- kfree(p);
- blockpool->pool_size--;
- }
-
- list_for_each_safe(p, n, &blockpool->free_entry_list) {
- list_del(
- &((struct __vxge_hw_blockpool_entry *)p)->item);
- kfree((void *)p);
- }
- ret = 0;
-exit:
- return;
-}
-
-/*
- * __vxge_hw_blockpool_blocks_add - Request additional blocks
- */
-static
-void __vxge_hw_blockpool_blocks_add(struct __vxge_hw_blockpool *blockpool)
-{
- u32 nreq = 0, i;
-
- if ((blockpool->pool_size + blockpool->req_out) <
- VXGE_HW_MIN_DMA_BLOCK_POOL_SIZE) {
- nreq = VXGE_HW_INCR_DMA_BLOCK_POOL_SIZE;
- blockpool->req_out += nreq;
- }
-
- for (i = 0; i < nreq; i++)
- vxge_os_dma_malloc_async(
- ((struct __vxge_hw_device *)blockpool->hldev)->pdev,
- blockpool->hldev, VXGE_HW_BLOCK_SIZE);
-}
-
-/*
- * __vxge_hw_blockpool_blocks_remove - Free additional blocks
- */
-static
-void __vxge_hw_blockpool_blocks_remove(struct __vxge_hw_blockpool *blockpool)
-{
- struct list_head *p, *n;
-
- list_for_each_safe(p, n, &blockpool->free_block_list) {
-
- if (blockpool->pool_size < blockpool->pool_max)
- break;
-
- pci_unmap_single(
- ((struct __vxge_hw_device *)blockpool->hldev)->pdev,
- ((struct __vxge_hw_blockpool_entry *)p)->dma_addr,
- ((struct __vxge_hw_blockpool_entry *)p)->length,
- PCI_DMA_BIDIRECTIONAL);
-
- vxge_os_dma_free(
- ((struct __vxge_hw_device *)blockpool->hldev)->pdev,
- ((struct __vxge_hw_blockpool_entry *)p)->memblock,
- &((struct __vxge_hw_blockpool_entry *)p)->acc_handle);
-
- list_del(&((struct __vxge_hw_blockpool_entry *)p)->item);
-
- list_add(p, &blockpool->free_entry_list);
-
- blockpool->pool_size--;
-
- }
-}
-
-/*
- * vxge_hw_blockpool_block_add - callback for vxge_os_dma_malloc_async
- * Adds a block to block pool
- */
-static void vxge_hw_blockpool_block_add(struct __vxge_hw_device *devh,
- void *block_addr,
- u32 length,
- struct pci_dev *dma_h,
- struct pci_dev *acc_handle)
-{
- struct __vxge_hw_blockpool *blockpool;
- struct __vxge_hw_blockpool_entry *entry = NULL;
- dma_addr_t dma_addr;
- enum vxge_hw_status status = VXGE_HW_OK;
- u32 req_out;
-
- blockpool = &devh->block_pool;
-
- if (block_addr == NULL) {
- blockpool->req_out--;
- status = VXGE_HW_FAIL;
- goto exit;
- }
-
- dma_addr = pci_map_single(devh->pdev, block_addr, length,
- PCI_DMA_BIDIRECTIONAL);
-
- if (unlikely(pci_dma_mapping_error(devh->pdev, dma_addr))) {
-
- vxge_os_dma_free(devh->pdev, block_addr, &acc_handle);
- blockpool->req_out--;
- status = VXGE_HW_FAIL;
- goto exit;
- }
-
-
- if (!list_empty(&blockpool->free_entry_list))
- entry = (struct __vxge_hw_blockpool_entry *)
- list_first_entry(&blockpool->free_entry_list,
- struct __vxge_hw_blockpool_entry,
- item);
-
- if (entry == NULL)
- entry = vmalloc(sizeof(struct __vxge_hw_blockpool_entry));
- else
- list_del(&entry->item);
-
- if (entry != NULL) {
- entry->length = length;
- entry->memblock = block_addr;
- entry->dma_addr = dma_addr;
- entry->acc_handle = acc_handle;
- entry->dma_handle = dma_h;
- list_add(&entry->item, &blockpool->free_block_list);
- blockpool->pool_size++;
- status = VXGE_HW_OK;
- } else
- status = VXGE_HW_ERR_OUT_OF_MEMORY;
-
- blockpool->req_out--;
-
- req_out = blockpool->req_out;
-exit:
- return;
-}
-
-/*
- * __vxge_hw_blockpool_malloc - Allocate a memory block from pool
- * Allocates a block of memory of given size, either from block pool
- * or by calling vxge_os_dma_malloc()
- */
-static void *
-__vxge_hw_blockpool_malloc(struct __vxge_hw_device *devh, u32 size,
- struct vxge_hw_mempool_dma *dma_object)
-{
- struct __vxge_hw_blockpool_entry *entry = NULL;
- struct __vxge_hw_blockpool *blockpool;
- void *memblock = NULL;
- enum vxge_hw_status status = VXGE_HW_OK;
-
- blockpool = &devh->block_pool;
-
- if (size != blockpool->block_size) {
-
- memblock = vxge_os_dma_malloc(devh->pdev, size,
- &dma_object->handle,
- &dma_object->acc_handle);
-
- if (memblock == NULL) {
- status = VXGE_HW_ERR_OUT_OF_MEMORY;
- goto exit;
- }
-
- dma_object->addr = pci_map_single(devh->pdev, memblock, size,
- PCI_DMA_BIDIRECTIONAL);
-
- if (unlikely(pci_dma_mapping_error(devh->pdev,
- dma_object->addr))) {
- vxge_os_dma_free(devh->pdev, memblock,
- &dma_object->acc_handle);
- status = VXGE_HW_ERR_OUT_OF_MEMORY;
- goto exit;
- }
-
- } else {
-
- if (!list_empty(&blockpool->free_block_list))
- entry = (struct __vxge_hw_blockpool_entry *)
- list_first_entry(&blockpool->free_block_list,
- struct __vxge_hw_blockpool_entry,
- item);
-
- if (entry != NULL) {
- list_del(&entry->item);
- dma_object->addr = entry->dma_addr;
- dma_object->handle = entry->dma_handle;
- dma_object->acc_handle = entry->acc_handle;
- memblock = entry->memblock;
-
- list_add(&entry->item,
- &blockpool->free_entry_list);
- blockpool->pool_size--;
- }
-
- if (memblock != NULL)
- __vxge_hw_blockpool_blocks_add(blockpool);
- }
-exit:
- return memblock;
-}
-
-/*
- * __vxge_hw_blockpool_free - Frees the memory allcoated with
- __vxge_hw_blockpool_malloc
- */
-static void
-__vxge_hw_blockpool_free(struct __vxge_hw_device *devh,
- void *memblock, u32 size,
- struct vxge_hw_mempool_dma *dma_object)
-{
- struct __vxge_hw_blockpool_entry *entry = NULL;
- struct __vxge_hw_blockpool *blockpool;
- enum vxge_hw_status status = VXGE_HW_OK;
-
- blockpool = &devh->block_pool;
-
- if (size != blockpool->block_size) {
- pci_unmap_single(devh->pdev, dma_object->addr, size,
- PCI_DMA_BIDIRECTIONAL);
- vxge_os_dma_free(devh->pdev, memblock, &dma_object->acc_handle);
- } else {
-
- if (!list_empty(&blockpool->free_entry_list))
- entry = (struct __vxge_hw_blockpool_entry *)
- list_first_entry(&blockpool->free_entry_list,
- struct __vxge_hw_blockpool_entry,
- item);
-
- if (entry == NULL)
- entry = vmalloc(sizeof(
- struct __vxge_hw_blockpool_entry));
- else
- list_del(&entry->item);
-
- if (entry != NULL) {
- entry->length = size;
- entry->memblock = memblock;
- entry->dma_addr = dma_object->addr;
- entry->acc_handle = dma_object->acc_handle;
- entry->dma_handle = dma_object->handle;
- list_add(&entry->item,
- &blockpool->free_block_list);
- blockpool->pool_size++;
- status = VXGE_HW_OK;
- } else
- status = VXGE_HW_ERR_OUT_OF_MEMORY;
-
- if (status == VXGE_HW_OK)
- __vxge_hw_blockpool_blocks_remove(blockpool);
- }
-}
-
-/*
- * __vxge_hw_blockpool_block_allocate - Allocates a block from block pool
- * This function allocates a block from block pool or from the system
- */
-static struct __vxge_hw_blockpool_entry *
-__vxge_hw_blockpool_block_allocate(struct __vxge_hw_device *devh, u32 size)
-{
- struct __vxge_hw_blockpool_entry *entry = NULL;
- struct __vxge_hw_blockpool *blockpool;
-
- blockpool = &devh->block_pool;
-
- if (size == blockpool->block_size) {
-
- if (!list_empty(&blockpool->free_block_list))
- entry = (struct __vxge_hw_blockpool_entry *)
- list_first_entry(&blockpool->free_block_list,
- struct __vxge_hw_blockpool_entry,
- item);
-
- if (entry != NULL) {
- list_del(&entry->item);
- blockpool->pool_size--;
- }
- }
-
- if (entry != NULL)
- __vxge_hw_blockpool_blocks_add(blockpool);
-
- return entry;
-}
-
-/*
- * __vxge_hw_blockpool_block_free - Frees a block from block pool
- * @devh: Hal device
- * @entry: Entry of block to be freed
- *
- * This function frees a block from block pool
- */
-static void
-__vxge_hw_blockpool_block_free(struct __vxge_hw_device *devh,
- struct __vxge_hw_blockpool_entry *entry)
-{
- struct __vxge_hw_blockpool *blockpool;
-
- blockpool = &devh->block_pool;
-
- if (entry->length == blockpool->block_size) {
- list_add(&entry->item, &blockpool->free_block_list);
- blockpool->pool_size++;
- }
-
- __vxge_hw_blockpool_blocks_remove(blockpool);
-}
diff --git a/drivers/net/vxge/vxge-config.h b/drivers/net/vxge/vxge-config.h
index 5b2c831..e249e28 100644
--- a/drivers/net/vxge/vxge-config.h
+++ b/drivers/net/vxge/vxge-config.h
@@ -314,9 +314,9 @@ struct vxge_hw_ring_config {
#define VXGE_HW_RING_DEFAULT 1
u32 ring_blocks;
-#define VXGE_HW_MIN_RING_BLOCKS 1
-#define VXGE_HW_MAX_RING_BLOCKS 128
-#define VXGE_HW_DEF_RING_BLOCKS 2
+#define VXGE_HW_MIN_RING_BLOCKS 1
+#define VXGE_HW_MAX_RING_BLOCKS 128
+#define VXGE_HW_DEF_RING_BLOCKS 2
u32 buffer_mode;
#define VXGE_HW_RING_RXD_BUFFER_MODE_1 1
@@ -700,7 +700,7 @@ struct __vxge_hw_virtualpath {
*
* This structure is used to store the callback information.
*/
-struct __vxge_hw_vpath_handle{
+struct __vxge_hw_vpath_handle {
struct list_head item;
struct __vxge_hw_virtualpath *vpath;
};
@@ -815,8 +815,8 @@ struct vxge_hw_device_hw_info {
u8 serial_number[VXGE_HW_INFO_LEN];
u8 part_number[VXGE_HW_INFO_LEN];
u8 product_desc[VXGE_HW_INFO_LEN];
- u8 (mac_addrs)[VXGE_HW_MAX_VIRTUAL_PATHS][ETH_ALEN];
- u8 (mac_addr_masks)[VXGE_HW_MAX_VIRTUAL_PATHS][ETH_ALEN];
+ u8 mac_addrs[VXGE_HW_MAX_VIRTUAL_PATHS][ETH_ALEN];
+ u8 mac_addr_masks[VXGE_HW_MAX_VIRTUAL_PATHS][ETH_ALEN];
};
/**
@@ -863,20 +863,10 @@ struct vxge_hw_device_attr {
loc, \
offset, \
&val64); \
- \
if (status != VXGE_HW_OK) \
return status; \
}
-#define VXGE_HW_VPATH_STATS_PIO_READ(offset) { \
- status = __vxge_hw_vpath_stats_access(vpath, \
- VXGE_HW_STATS_OP_READ, \
- offset, \
- &val64); \
- if (status != VXGE_HW_OK) \
- return status; \
-}
-
/*
* struct __vxge_hw_ring - Ring channel.
* @channel: Channel "base" of this ring, the common part of all HW
@@ -1148,7 +1138,7 @@ struct __vxge_hw_non_offload_db_wrapper {
* lookup to determine the transmit port.
* 01: Send on physical Port1.
* 10: Send on physical Port0.
- * 11: Send on both ports.
+ * 11: Send on both ports.
* Bits 18 to 21 - Reserved
* Bits 22 to 23 - Gather_Code. This field is set by the host and
* is used to describe how individual buffers comprise a frame.
@@ -1927,6 +1917,15 @@ out:
return vaddr;
}
+static inline void vxge_os_dma_free(struct pci_dev *pdev, const void *vaddr,
+ struct pci_dev **p_dma_acch)
+{
+ unsigned long misaligned = *(unsigned long *)p_dma_acch;
+ u8 *tmp = (u8 *)vaddr;
+ tmp -= misaligned;
+ kfree((void *)tmp);
+}
+
/*
* __vxge_hw_mempool_item_priv - will return pointer on per item private space
*/
@@ -1996,7 +1995,6 @@ enum vxge_hw_status vxge_hw_vpath_mtu_set(
void
vxge_hw_vpath_rx_doorbell_init(struct __vxge_hw_vpath_handle *vp);
-
#ifndef readq
static inline u64 readq(void __iomem *addr)
{
diff --git a/drivers/net/vxge/vxge-main.c b/drivers/net/vxge/vxge-main.c
index 4877b3b..70c3279 100644
--- a/drivers/net/vxge/vxge-main.c
+++ b/drivers/net/vxge/vxge-main.c
@@ -84,15 +84,6 @@ module_param_array(bw_percentage, uint, NULL, 0);
static struct vxge_drv_config *driver_config;
-static enum vxge_hw_status vxge_add_mac_addr(struct vxgedev *vdev,
- struct macInfo *mac);
-static enum vxge_hw_status vxge_del_mac_addr(struct vxgedev *vdev,
- struct macInfo *mac);
-static int vxge_mac_list_add(struct vxge_vpath *vpath, struct macInfo *mac);
-static int vxge_mac_list_del(struct vxge_vpath *vpath, struct macInfo *mac);
-static enum vxge_hw_status vxge_restore_vpath_vid_table(struct vxge_vpath *vpath);
-static enum vxge_hw_status vxge_restore_vpath_mac_addr(struct vxge_vpath *vpath);
-
static inline int is_vxge_card_up(struct vxgedev *vdev)
{
return test_bit(__VXGE_STATE_CARD_UP, &vdev->state);
@@ -149,8 +140,7 @@ static inline void VXGE_COMPLETE_ALL_RX(struct vxgedev *vdev)
* This function is called during interrupt context to notify link up state
* change.
*/
-static void
-vxge_callback_link_up(struct __vxge_hw_device *hldev)
+static void vxge_callback_link_up(struct __vxge_hw_device *hldev)
{
struct net_device *dev = hldev->ndev;
struct vxgedev *vdev = netdev_priv(dev);
@@ -173,8 +163,7 @@ vxge_callback_link_up(struct __vxge_hw_device *hldev)
* This function is called during interrupt context to notify link down state
* change.
*/
-static void
-vxge_callback_link_down(struct __vxge_hw_device *hldev)
+static void vxge_callback_link_down(struct __vxge_hw_device *hldev)
{
struct net_device *dev = hldev->ndev;
struct vxgedev *vdev = netdev_priv(dev);
@@ -196,7 +185,7 @@ vxge_callback_link_down(struct __vxge_hw_device *hldev)
*
* Allocate SKB.
*/
-static struct sk_buff*
+static struct sk_buff *
vxge_rx_alloc(void *dtrh, struct vxge_ring *ring, const int skb_size)
{
struct net_device *dev;
@@ -414,7 +403,6 @@ vxge_rx_1b_compl(struct __vxge_hw_ring *ringh, void *dtr,
prefetch((char *)skb + L1_CACHE_BYTES);
if (unlikely(t_code)) {
-
if (vxge_hw_ring_handle_tcode(ringh, dtr, t_code) !=
VXGE_HW_OK) {
@@ -437,9 +425,7 @@ vxge_rx_1b_compl(struct __vxge_hw_ring *ringh, void *dtr,
}
if (pkt_length > VXGE_LL_RX_COPY_THRESHOLD) {
-
if (vxge_rx_alloc(dtr, ring, data_size) != NULL) {
-
if (!vxge_rx_map(dtr, ring)) {
skb_put(skb, pkt_length);
@@ -678,6 +664,65 @@ static enum vxge_hw_status vxge_search_mac_addr_in_list(
return FALSE;
}
+static int vxge_mac_list_add(struct vxge_vpath *vpath, struct macInfo *mac)
+{
+ struct vxge_mac_addrs *new_mac_entry;
+ u8 *mac_address = NULL;
+
+ if (vpath->mac_addr_cnt >= VXGE_MAX_LEARN_MAC_ADDR_CNT)
+ return TRUE;
+
+ new_mac_entry = kzalloc(sizeof(struct vxge_mac_addrs), GFP_ATOMIC);
+ if (!new_mac_entry) {
+ vxge_debug_mem(VXGE_ERR,
+ "%s: memory allocation failed",
+ VXGE_DRIVER_NAME);
+ return FALSE;
+ }
+
+ list_add(&new_mac_entry->item, &vpath->mac_addr_list);
+
+ /* Copy the new mac address to the list */
+ mac_address = (u8 *)&new_mac_entry->macaddr;
+ memcpy(mac_address, mac->macaddr, ETH_ALEN);
+
+ new_mac_entry->state = mac->state;
+ vpath->mac_addr_cnt++;
+
+ /* Is this a multicast address */
+ if (0x01 & mac->macaddr[0])
+ vpath->mcast_addr_cnt++;
+
+ return TRUE;
+}
+
+/* Add a mac address to DA table */
+static enum vxge_hw_status
+vxge_add_mac_addr(struct vxgedev *vdev, struct macInfo *mac)
+{
+ enum vxge_hw_status status = VXGE_HW_OK;
+ struct vxge_vpath *vpath;
+ enum vxge_hw_vpath_mac_addr_add_mode duplicate_mode;
+
+ if (0x01 & mac->macaddr[0]) /* multicast address */
+ duplicate_mode = VXGE_HW_VPATH_MAC_ADDR_ADD_DUPLICATE;
+ else
+ duplicate_mode = VXGE_HW_VPATH_MAC_ADDR_REPLACE_DUPLICATE;
+
+ vpath = &vdev->vpaths[mac->vpath_no];
+ status = vxge_hw_vpath_mac_addr_add(vpath->handle, mac->macaddr,
+ mac->macmask, duplicate_mode);
+ if (status != VXGE_HW_OK) {
+ vxge_debug_init(VXGE_ERR,
+ "DA config add entry failed for vpath:%d",
+ vpath->device_id);
+ } else
+ if (FALSE == vxge_mac_list_add(vpath, mac))
+ status = -EPERM;
+
+ return status;
+}
+
static int vxge_learn_mac(struct vxgedev *vdev, u8 *mac_header)
{
struct macInfo mac_info;
@@ -1023,6 +1068,50 @@ vxge_tx_term(void *dtrh, enum vxge_hw_txdl_state state, void *userdata)
"%s:%d Exiting...", __func__, __LINE__);
}
+static int vxge_mac_list_del(struct vxge_vpath *vpath, struct macInfo *mac)
+{
+ struct list_head *entry, *next;
+ u64 del_mac = 0;
+ u8 *mac_address = (u8 *) (&del_mac);
+
+ /* Copy the mac address to delete from the list */
+ memcpy(mac_address, mac->macaddr, ETH_ALEN);
+
+ list_for_each_safe(entry, next, &vpath->mac_addr_list) {
+ if (((struct vxge_mac_addrs *)entry)->macaddr == del_mac) {
+ list_del(entry);
+ kfree((struct vxge_mac_addrs *)entry);
+ vpath->mac_addr_cnt--;
+
+ /* Is this a multicast address */
+ if (0x01 & mac->macaddr[0])
+ vpath->mcast_addr_cnt--;
+ return TRUE;
+ }
+ }
+
+ return FALSE;
+}
+
+/* delete a mac address from DA table */
+static enum vxge_hw_status
+vxge_del_mac_addr(struct vxgedev *vdev, struct macInfo *mac)
+{
+ enum vxge_hw_status status = VXGE_HW_OK;
+ struct vxge_vpath *vpath;
+
+ vpath = &vdev->vpaths[mac->vpath_no];
+ status = vxge_hw_vpath_mac_addr_delete(vpath->handle, mac->macaddr,
+ mac->macmask);
+ if (status != VXGE_HW_OK) {
+ vxge_debug_init(VXGE_ERR,
+ "DA config delete entry failed for vpath:%d",
+ vpath->device_id);
+ } else
+ vxge_mac_list_del(vpath, mac);
+ return status;
+}
+
/**
* vxge_set_multicast
* @dev: pointer to the device structure
@@ -1333,6 +1422,95 @@ static void vxge_vpath_intr_disable(struct vxgedev *vdev, int vp_id)
}
}
+/* list all mac addresses from DA table */
+static enum vxge_hw_status
+vxge_search_mac_addr_in_da_table(struct vxge_vpath *vpath, struct macInfo *mac)
+{
+ enum vxge_hw_status status = VXGE_HW_OK;
+ unsigned char macmask[ETH_ALEN];
+ unsigned char macaddr[ETH_ALEN];
+
+ status = vxge_hw_vpath_mac_addr_get(vpath->handle,
+ macaddr, macmask);
+ if (status != VXGE_HW_OK) {
+ vxge_debug_init(VXGE_ERR,
+ "DA config list entry failed for vpath:%d",
+ vpath->device_id);
+ return status;
+ }
+
+ while (memcmp(mac->macaddr, macaddr, ETH_ALEN)) {
+ status = vxge_hw_vpath_mac_addr_get_next(vpath->handle,
+ macaddr, macmask);
+ if (status != VXGE_HW_OK)
+ break;
+ }
+
+ return status;
+}
+
+/* Store all mac addresses from the list to the DA table */
+static enum vxge_hw_status vxge_restore_vpath_mac_addr(struct vxge_vpath *vpath)
+{
+ enum vxge_hw_status status = VXGE_HW_OK;
+ struct macInfo mac_info;
+ u8 *mac_address = NULL;
+ struct list_head *entry, *next;
+
+ memset(&mac_info, 0, sizeof(struct macInfo));
+
+ if (vpath->is_open) {
+ list_for_each_safe(entry, next, &vpath->mac_addr_list) {
+ mac_address =
+ (u8 *)&
+ ((struct vxge_mac_addrs *)entry)->macaddr;
+ memcpy(mac_info.macaddr, mac_address, ETH_ALEN);
+ ((struct vxge_mac_addrs *)entry)->state =
+ VXGE_LL_MAC_ADDR_IN_DA_TABLE;
+ /* does this mac address already exist in da table? */
+ status = vxge_search_mac_addr_in_da_table(vpath,
+ &mac_info);
+ if (status != VXGE_HW_OK) {
+ /* Add this mac address to the DA table */
+ status = vxge_hw_vpath_mac_addr_add(
+ vpath->handle, mac_info.macaddr,
+ mac_info.macmask,
+ VXGE_HW_VPATH_MAC_ADDR_ADD_DUPLICATE);
+ if (status != VXGE_HW_OK) {
+ vxge_debug_init(VXGE_ERR,
+ "DA add entry failed for vpath:%d",
+ vpath->device_id);
+ ((struct vxge_mac_addrs *)entry)->state
+ = VXGE_LL_MAC_ADDR_IN_LIST;
+ }
+ }
+ }
+ }
+
+ return status;
+}
+
+/* Store all vlan ids from the list to the vid table */
+static enum vxge_hw_status
+vxge_restore_vpath_vid_table(struct vxge_vpath *vpath)
+{
+ enum vxge_hw_status status = VXGE_HW_OK;
+ struct vxgedev *vdev = vpath->vdev;
+ u16 vid;
+
+ if (vdev->vlgrp && vpath->is_open) {
+
+ for (vid = 0; vid < VLAN_N_VID; vid++) {
+ if (!vlan_group_get_device(vdev->vlgrp, vid))
+ continue;
+ /* Add these vlan to the vid table */
+ status = vxge_hw_vpath_vid_add(vpath->handle, vid);
+ }
+ }
+
+ return status;
+}
+
/*
* vxge_reset_vpath
* @vdev: pointer to vdev
@@ -1745,7 +1923,6 @@ static enum vxge_hw_status vxge_rth_configure(struct vxgedev *vdev)
vdev->config.rth_algorithm,
&hash_types,
vdev->config.rth_bkt_sz);
-
if (status != VXGE_HW_OK) {
vxge_debug_init(VXGE_ERR,
"RTH configuration failed for vpath:%d",
@@ -1757,199 +1934,6 @@ static enum vxge_hw_status vxge_rth_configure(struct vxgedev *vdev)
return status;
}
-static int vxge_mac_list_add(struct vxge_vpath *vpath, struct macInfo *mac)
-{
- struct vxge_mac_addrs *new_mac_entry;
- u8 *mac_address = NULL;
-
- if (vpath->mac_addr_cnt >= VXGE_MAX_LEARN_MAC_ADDR_CNT)
- return TRUE;
-
- new_mac_entry = kzalloc(sizeof(struct vxge_mac_addrs), GFP_ATOMIC);
- if (!new_mac_entry) {
- vxge_debug_mem(VXGE_ERR,
- "%s: memory allocation failed",
- VXGE_DRIVER_NAME);
- return FALSE;
- }
-
- list_add(&new_mac_entry->item, &vpath->mac_addr_list);
-
- /* Copy the new mac address to the list */
- mac_address = (u8 *)&new_mac_entry->macaddr;
- memcpy(mac_address, mac->macaddr, ETH_ALEN);
-
- new_mac_entry->state = mac->state;
- vpath->mac_addr_cnt++;
-
- /* Is this a multicast address */
- if (0x01 & mac->macaddr[0])
- vpath->mcast_addr_cnt++;
-
- return TRUE;
-}
-
-/* Add a mac address to DA table */
-static enum vxge_hw_status vxge_add_mac_addr(struct vxgedev *vdev,
- struct macInfo *mac)
-{
- enum vxge_hw_status status = VXGE_HW_OK;
- struct vxge_vpath *vpath;
- enum vxge_hw_vpath_mac_addr_add_mode duplicate_mode;
-
- if (0x01 & mac->macaddr[0]) /* multicast address */
- duplicate_mode = VXGE_HW_VPATH_MAC_ADDR_ADD_DUPLICATE;
- else
- duplicate_mode = VXGE_HW_VPATH_MAC_ADDR_REPLACE_DUPLICATE;
-
- vpath = &vdev->vpaths[mac->vpath_no];
- status = vxge_hw_vpath_mac_addr_add(vpath->handle, mac->macaddr,
- mac->macmask, duplicate_mode);
- if (status != VXGE_HW_OK) {
- vxge_debug_init(VXGE_ERR,
- "DA config add entry failed for vpath:%d",
- vpath->device_id);
- } else
- if (FALSE == vxge_mac_list_add(vpath, mac))
- status = -EPERM;
-
- return status;
-}
-
-static int vxge_mac_list_del(struct vxge_vpath *vpath, struct macInfo *mac)
-{
- struct list_head *entry, *next;
- u64 del_mac = 0;
- u8 *mac_address = (u8 *)(&del_mac);
-
- /* Copy the mac address to delete from the list */
- memcpy(mac_address, mac->macaddr, ETH_ALEN);
-
- list_for_each_safe(entry, next, &vpath->mac_addr_list) {
- if (((struct vxge_mac_addrs *)entry)->macaddr == del_mac) {
- list_del(entry);
- kfree((struct vxge_mac_addrs *)entry);
- vpath->mac_addr_cnt--;
-
- /* Is this a multicast address */
- if (0x01 & mac->macaddr[0])
- vpath->mcast_addr_cnt--;
- return TRUE;
- }
- }
-
- return FALSE;
-}
-/* delete a mac address from DA table */
-static enum vxge_hw_status vxge_del_mac_addr(struct vxgedev *vdev,
- struct macInfo *mac)
-{
- enum vxge_hw_status status = VXGE_HW_OK;
- struct vxge_vpath *vpath;
-
- vpath = &vdev->vpaths[mac->vpath_no];
- status = vxge_hw_vpath_mac_addr_delete(vpath->handle, mac->macaddr,
- mac->macmask);
- if (status != VXGE_HW_OK) {
- vxge_debug_init(VXGE_ERR,
- "DA config delete entry failed for vpath:%d",
- vpath->device_id);
- } else
- vxge_mac_list_del(vpath, mac);
- return status;
-}
-
-/* list all mac addresses from DA table */
-enum vxge_hw_status
-static vxge_search_mac_addr_in_da_table(struct vxge_vpath *vpath,
- struct macInfo *mac)
-{
- enum vxge_hw_status status = VXGE_HW_OK;
- unsigned char macmask[ETH_ALEN];
- unsigned char macaddr[ETH_ALEN];
-
- status = vxge_hw_vpath_mac_addr_get(vpath->handle,
- macaddr, macmask);
- if (status != VXGE_HW_OK) {
- vxge_debug_init(VXGE_ERR,
- "DA config list entry failed for vpath:%d",
- vpath->device_id);
- return status;
- }
-
- while (memcmp(mac->macaddr, macaddr, ETH_ALEN)) {
-
- status = vxge_hw_vpath_mac_addr_get_next(vpath->handle,
- macaddr, macmask);
- if (status != VXGE_HW_OK)
- break;
- }
-
- return status;
-}
-
-/* Store all vlan ids from the list to the vid table */
-static enum vxge_hw_status vxge_restore_vpath_vid_table(struct vxge_vpath *vpath)
-{
- enum vxge_hw_status status = VXGE_HW_OK;
- struct vxgedev *vdev = vpath->vdev;
- u16 vid;
-
- if (vdev->vlgrp && vpath->is_open) {
-
- for (vid = 0; vid < VLAN_N_VID; vid++) {
- if (!vlan_group_get_device(vdev->vlgrp, vid))
- continue;
- /* Add these vlan to the vid table */
- status = vxge_hw_vpath_vid_add(vpath->handle, vid);
- }
- }
-
- return status;
-}
-
-/* Store all mac addresses from the list to the DA table */
-static enum vxge_hw_status vxge_restore_vpath_mac_addr(struct vxge_vpath *vpath)
-{
- enum vxge_hw_status status = VXGE_HW_OK;
- struct macInfo mac_info;
- u8 *mac_address = NULL;
- struct list_head *entry, *next;
-
- memset(&mac_info, 0, sizeof(struct macInfo));
-
- if (vpath->is_open) {
-
- list_for_each_safe(entry, next, &vpath->mac_addr_list) {
- mac_address =
- (u8 *)&
- ((struct vxge_mac_addrs *)entry)->macaddr;
- memcpy(mac_info.macaddr, mac_address, ETH_ALEN);
- ((struct vxge_mac_addrs *)entry)->state =
- VXGE_LL_MAC_ADDR_IN_DA_TABLE;
- /* does this mac address already exist in da table? */
- status = vxge_search_mac_addr_in_da_table(vpath,
- &mac_info);
- if (status != VXGE_HW_OK) {
- /* Add this mac address to the DA table */
- status = vxge_hw_vpath_mac_addr_add(
- vpath->handle, mac_info.macaddr,
- mac_info.macmask,
- VXGE_HW_VPATH_MAC_ADDR_ADD_DUPLICATE);
- if (status != VXGE_HW_OK) {
- vxge_debug_init(VXGE_ERR,
- "DA add entry failed for vpath:%d",
- vpath->device_id);
- ((struct vxge_mac_addrs *)entry)->state
- = VXGE_LL_MAC_ADDR_IN_LIST;
- }
- }
- }
- }
-
- return status;
-}
-
/* reset vpaths */
enum vxge_hw_status vxge_reset_all_vpaths(struct vxgedev *vdev)
{
@@ -2042,6 +2026,7 @@ static int vxge_open_vpaths(struct vxgedev *vdev)
vpath->ring.ndev = vdev->ndev;
vpath->ring.pdev = vdev->pdev;
+
status = vxge_hw_vpath_open(vdev->devh, &attr, &vpath->handle);
if (status == VXGE_HW_OK) {
vpath->fifo.handle =
@@ -2070,11 +2055,10 @@ static int vxge_open_vpaths(struct vxgedev *vdev)
vdev->stats.vpaths_open++;
} else {
vdev->stats.vpath_open_fail++;
- vxge_debug_init(VXGE_ERR,
- "%s: vpath: %d failed to open "
- "with status: %d",
- vdev->ndev->name, vpath->device_id,
- status);
+ vxge_debug_init(VXGE_ERR, "%s: vpath: %d failed to "
+ "open with status: %d",
+ vdev->ndev->name, vpath->device_id,
+ status);
vxge_close_vpaths(vdev, 0);
return -EPERM;
}
@@ -2082,6 +2066,7 @@ static int vxge_open_vpaths(struct vxgedev *vdev)
vp_id = vpath->handle->vpath->vp_id;
vdev->vpaths_deployed |= vxge_mBIT(vp_id);
}
+
return VXGE_HW_OK;
}
@@ -2114,8 +2099,7 @@ static irqreturn_t vxge_isr_napi(int irq, void *dev_id)
if (unlikely(!is_vxge_card_up(vdev)))
return IRQ_HANDLED;
- status = vxge_hw_device_begin_irq(hldev, vdev->exec_mode,
- &reason);
+ status = vxge_hw_device_begin_irq(hldev, vdev->exec_mode, &reason);
if (status == VXGE_HW_OK) {
vxge_hw_device_mask_all(hldev);
@@ -2568,8 +2552,7 @@ static void vxge_poll_vp_lockup(unsigned long data)
* Return value: '0' on success and an appropriate (-)ve integer as
* defined in errno.h file on failure.
*/
-static int
-vxge_open(struct net_device *dev)
+static int vxge_open(struct net_device *dev)
{
enum vxge_hw_status status;
struct vxgedev *vdev;
@@ -2578,6 +2561,7 @@ vxge_open(struct net_device *dev)
int ret = 0;
int i;
u64 val64, function_mode;
+
vxge_debug_entryexit(VXGE_TRACE,
"%s: %s:%d", dev->name, __func__, __LINE__);
@@ -2830,7 +2814,6 @@ static int do_vxge_close(struct net_device *dev, int do_io)
struct vxge_hw_mrpcim_reg,
rts_mgr_cbasin_cfg),
&val64);
-
if (status == VXGE_HW_OK) {
val64 &= ~vpath_vector;
status = vxge_hw_mgmt_reg_write(vdev->devh,
@@ -2914,8 +2897,7 @@ static int do_vxge_close(struct net_device *dev, int do_io)
* Return value: '0' on success and an appropriate (-)ve integer as
* defined in errno.h file on failure.
*/
-static int
-vxge_close(struct net_device *dev)
+static int vxge_close(struct net_device *dev)
{
do_vxge_close(dev, 1);
return 0;
@@ -2989,9 +2971,7 @@ vxge_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *net_stats)
net_stats->rx_bytes += vdev->vpaths[k].ring.stats.rx_bytes;
net_stats->rx_errors += vdev->vpaths[k].ring.stats.rx_errors;
net_stats->multicast += vdev->vpaths[k].ring.stats.rx_mcast;
- net_stats->rx_dropped +=
- vdev->vpaths[k].ring.stats.rx_dropped;
-
+ net_stats->rx_dropped += vdev->vpaths[k].ring.stats.rx_dropped;
net_stats->tx_packets += vdev->vpaths[k].fifo.stats.tx_frms;
net_stats->tx_bytes += vdev->vpaths[k].fifo.stats.tx_bytes;
net_stats->tx_errors += vdev->vpaths[k].fifo.stats.tx_errors;
@@ -3264,15 +3244,12 @@ static const struct net_device_ops vxge_netdev_ops = {
.ndo_start_xmit = vxge_xmit,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_multicast_list = vxge_set_multicast,
-
.ndo_do_ioctl = vxge_ioctl,
-
.ndo_set_mac_address = vxge_set_mac_addr,
.ndo_change_mtu = vxge_change_mtu,
.ndo_vlan_rx_register = vxge_vlan_rx_register,
.ndo_vlan_rx_kill_vid = vxge_vlan_rx_kill_vid,
.ndo_vlan_rx_add_vid = vxge_vlan_rx_add_vid,
-
.ndo_tx_timeout = vxge_tx_watchdog,
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = vxge_netpoll,
@@ -3698,9 +3675,9 @@ static int __devinit vxge_config_vpaths(
device_config->vp_config[i].tti.timer_ac_en =
VXGE_HW_TIM_TIMER_AC_ENABLE;
- /* For msi-x with napi (each vector
- has a handler of its own) -
- Set CI to OFF for all vpaths */
+ /* For msi-x with napi (each vector has a handler of its own) -
+ * Set CI to OFF for all vpaths
+ */
device_config->vp_config[i].tti.timer_ci_en =
VXGE_HW_TIM_TIMER_CI_DISABLE;
@@ -3730,10 +3707,13 @@ static int __devinit vxge_config_vpaths(
device_config->vp_config[i].ring.ring_blocks =
VXGE_HW_DEF_RING_BLOCKS;
+
device_config->vp_config[i].ring.buffer_mode =
VXGE_HW_RING_RXD_BUFFER_MODE_1;
+
device_config->vp_config[i].ring.rxds_limit =
VXGE_HW_DEF_RING_RXDS_LIMIT;
+
device_config->vp_config[i].ring.scatter_mode =
VXGE_HW_RING_SCATTER_MODE_A;
@@ -3813,6 +3793,7 @@ static void __devinit vxge_device_config_init(
device_config->intr_mode = VXGE_HW_INTR_MODE_MSIX;
break;
}
+
/* Timer period between device poll */
device_config->device_poll_millis = VXGE_TIMER_DELAY;
@@ -3824,16 +3805,10 @@ static void __devinit vxge_device_config_init(
vxge_debug_ll_config(VXGE_TRACE, "%s : Device Config Params ",
__func__);
- vxge_debug_ll_config(VXGE_TRACE, "dma_blockpool_initial : %d",
- device_config->dma_blockpool_initial);
- vxge_debug_ll_config(VXGE_TRACE, "dma_blockpool_max : %d",
- device_config->dma_blockpool_max);
vxge_debug_ll_config(VXGE_TRACE, "intr_mode : %d",
device_config->intr_mode);
vxge_debug_ll_config(VXGE_TRACE, "device_poll_millis : %d",
device_config->device_poll_millis);
- vxge_debug_ll_config(VXGE_TRACE, "rts_mac_en : %d",
- device_config->rts_mac_en);
vxge_debug_ll_config(VXGE_TRACE, "rth_en : %d",
device_config->rth_en);
vxge_debug_ll_config(VXGE_TRACE, "rth_it_type : %d",
@@ -4013,7 +3988,7 @@ static pci_ers_result_t vxge_io_slot_reset(struct pci_dev *pdev)
}
pci_set_master(pdev);
- vxge_reset(vdev);
+ do_vxge_reset(vdev, VXGE_LL_FULL_RESET);
return PCI_ERS_RESULT_RECOVERED;
}
@@ -4244,9 +4219,10 @@ vxge_probe(struct pci_dev *pdev, const struct pci_device_id *pre)
attr.pdev = pdev;
/* In SRIOV-17 mode, functions of the same adapter
- * can be deployed on different buses */
- if ((!pdev->is_virtfn) && ((bus != pdev->bus->number) ||
- (device != PCI_SLOT(pdev->devfn))))
+ * can be deployed on different buses
+ */
+ if (((bus != pdev->bus->number) || (device != PCI_SLOT(pdev->devfn))) &&
+ !pdev->is_virtfn)
new_device = 1;
bus = pdev->bus->number;
@@ -4264,6 +4240,7 @@ vxge_probe(struct pci_dev *pdev, const struct pci_device_id *pre)
driver_config->config_dev_cnt = 0;
driver_config->total_dev_cnt = 0;
}
+
/* Now making the CPU based no of vpath calculation
* applicable for individual functions as well.
*/
@@ -4286,11 +4263,11 @@ vxge_probe(struct pci_dev *pdev, const struct pci_device_id *pre)
goto _exit0;
}
- ll_config = kzalloc(sizeof(*ll_config), GFP_KERNEL);
+ ll_config = kzalloc(sizeof(struct vxge_config), GFP_KERNEL);
if (!ll_config) {
ret = -ENOMEM;
vxge_debug_init(VXGE_ERR,
- "ll_config : malloc failed %s %d",
+ "device_config : malloc failed %s %d",
__FILE__, __LINE__);
goto _exit0;
}
@@ -4746,6 +4723,10 @@ vxge_starter(void)
return -ENOMEM;
ret = pci_register_driver(&vxge_driver);
+ if (ret) {
+ kfree(driver_config);
+ goto err;
+ }
if (driver_config->config_dev_cnt &&
(driver_config->config_dev_cnt != driver_config->total_dev_cnt))
@@ -4753,10 +4734,7 @@ vxge_starter(void)
"%s: Configured %d of %d devices",
VXGE_DRIVER_NAME, driver_config->config_dev_cnt,
driver_config->total_dev_cnt);
-
- if (ret)
- kfree(driver_config);
-
+err:
return ret;
}
diff --git a/drivers/net/vxge/vxge-main.h b/drivers/net/vxge/vxge-main.h
index 953cb0d..256d5b4 100644
--- a/drivers/net/vxge/vxge-main.h
+++ b/drivers/net/vxge/vxge-main.h
@@ -305,8 +305,8 @@ struct vxge_vpath {
int is_configured;
int is_open;
struct vxgedev *vdev;
- u8 (macaddr)[ETH_ALEN];
- u8 (macmask)[ETH_ALEN];
+ u8 macaddr[ETH_ALEN];
+ u8 macmask[ETH_ALEN];
#define VXGE_MAX_LEARN_MAC_ADDR_CNT 2048
/* mac addresses currently programmed into NIC */
@@ -420,10 +420,8 @@ struct vxge_tx_priv {
mod_timer(&timer, (jiffies + exp)); \
} while (0);
-extern void vxge_initialize_ethtool_ops(struct net_device *ndev);
-
+void vxge_initialize_ethtool_ops(struct net_device *ndev);
enum vxge_hw_status vxge_reset_all_vpaths(struct vxgedev *vdev);
-
int vxge_fw_upgrade(struct vxgedev *vdev, char *fw_name, int override);
/**
diff --git a/drivers/net/vxge/vxge-traffic.c b/drivers/net/vxge/vxge-traffic.c
index 4bdb611..42cc298 100644
--- a/drivers/net/vxge/vxge-traffic.c
+++ b/drivers/net/vxge/vxge-traffic.c
@@ -17,13 +17,6 @@
#include "vxge-config.h"
#include "vxge-main.h"
-static enum vxge_hw_status
-__vxge_hw_device_handle_error(struct __vxge_hw_device *hldev,
- u32 vp_id, enum vxge_hw_event type);
-static enum vxge_hw_status
-__vxge_hw_vpath_alarm_process(struct __vxge_hw_virtualpath *vpath,
- u32 skip_alarms);
-
/*
* vxge_hw_vpath_intr_enable - Enable vpath interrupts.
* @vp: Virtual Path handle.
@@ -419,6 +412,384 @@ void vxge_hw_device_flush_io(struct __vxge_hw_device *hldev)
}
/**
+ * __vxge_hw_device_handle_error - Handle error
+ * @hldev: HW device
+ * @vp_id: Vpath Id
+ * @type: Error type. Please see enum vxge_hw_event{}
+ *
+ * Handle error.
+ */
+static enum vxge_hw_status
+__vxge_hw_device_handle_error(struct __vxge_hw_device *hldev, u32 vp_id,
+ enum vxge_hw_event type)
+{
+ switch (type) {
+ case VXGE_HW_EVENT_UNKNOWN:
+ break;
+ case VXGE_HW_EVENT_RESET_START:
+ case VXGE_HW_EVENT_RESET_COMPLETE:
+ case VXGE_HW_EVENT_LINK_DOWN:
+ case VXGE_HW_EVENT_LINK_UP:
+ goto out;
+ case VXGE_HW_EVENT_ALARM_CLEARED:
+ goto out;
+ case VXGE_HW_EVENT_ECCERR:
+ case VXGE_HW_EVENT_MRPCIM_ECCERR:
+ goto out;
+ case VXGE_HW_EVENT_FIFO_ERR:
+ case VXGE_HW_EVENT_VPATH_ERR:
+ case VXGE_HW_EVENT_CRITICAL_ERR:
+ case VXGE_HW_EVENT_SERR:
+ break;
+ case VXGE_HW_EVENT_SRPCIM_SERR:
+ case VXGE_HW_EVENT_MRPCIM_SERR:
+ goto out;
+ case VXGE_HW_EVENT_SLOT_FREEZE:
+ break;
+ default:
+ vxge_assert(0);
+ goto out;
+ }
+
+ /* notify driver */
+ if (hldev->uld_callbacks.crit_err)
+ hldev->uld_callbacks.crit_err(
+ (struct __vxge_hw_device *)hldev,
+ type, vp_id);
+out:
+
+ return VXGE_HW_OK;
+}
+
+/*
+ * __vxge_hw_device_handle_link_down_ind
+ * @hldev: HW device handle.
+ *
+ * Link down indication handler. The function is invoked by HW when
+ * Titan indicates that the link is down.
+ */
+static enum vxge_hw_status
+__vxge_hw_device_handle_link_down_ind(struct __vxge_hw_device *hldev)
+{
+ /*
+ * If the previous link state is not down, return.
+ */
+ if (hldev->link_state == VXGE_HW_LINK_DOWN)
+ goto exit;
+
+ hldev->link_state = VXGE_HW_LINK_DOWN;
+
+ /* notify driver */
+ if (hldev->uld_callbacks.link_down)
+ hldev->uld_callbacks.link_down(hldev);
+exit:
+ return VXGE_HW_OK;
+}
+
+/*
+ * __vxge_hw_device_handle_link_up_ind
+ * @hldev: HW device handle.
+ *
+ * Link up indication handler. The function is invoked by HW when
+ * Titan indicates that the link is up for programmable amount of time.
+ */
+static enum vxge_hw_status
+__vxge_hw_device_handle_link_up_ind(struct __vxge_hw_device *hldev)
+{
+ /*
+ * If the previous link state is not down, return.
+ */
+ if (hldev->link_state == VXGE_HW_LINK_UP)
+ goto exit;
+
+ hldev->link_state = VXGE_HW_LINK_UP;
+
+ /* notify driver */
+ if (hldev->uld_callbacks.link_up)
+ hldev->uld_callbacks.link_up(hldev);
+exit:
+ return VXGE_HW_OK;
+}
+
+/*
+ * __vxge_hw_vpath_alarm_process - Process Alarms.
+ * @vpath: Virtual Path.
+ * @skip_alarms: Do not clear the alarms
+ *
+ * Process vpath alarms.
+ *
+ */
+static enum vxge_hw_status
+__vxge_hw_vpath_alarm_process(struct __vxge_hw_virtualpath *vpath,
+ u32 skip_alarms)
+{
+ u64 val64;
+ u64 alarm_status;
+ u64 pic_status;
+ struct __vxge_hw_device *hldev = NULL;
+ enum vxge_hw_event alarm_event = VXGE_HW_EVENT_UNKNOWN;
+ u64 mask64;
+ struct vxge_hw_vpath_stats_sw_info *sw_stats;
+ struct vxge_hw_vpath_reg __iomem *vp_reg;
+
+ if (vpath == NULL) {
+ alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_UNKNOWN,
+ alarm_event);
+ goto out2;
+ }
+
+ hldev = vpath->hldev;
+ vp_reg = vpath->vp_reg;
+ alarm_status = readq(&vp_reg->vpath_general_int_status);
+
+ if (alarm_status == VXGE_HW_ALL_FOXES) {
+ alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_SLOT_FREEZE,
+ alarm_event);
+ goto out;
+ }
+
+ sw_stats = vpath->sw_stats;
+
+ if (alarm_status & ~(
+ VXGE_HW_VPATH_GENERAL_INT_STATUS_PIC_INT |
+ VXGE_HW_VPATH_GENERAL_INT_STATUS_PCI_INT |
+ VXGE_HW_VPATH_GENERAL_INT_STATUS_WRDMA_INT |
+ VXGE_HW_VPATH_GENERAL_INT_STATUS_XMAC_INT)) {
+ sw_stats->error_stats.unknown_alarms++;
+
+ alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_UNKNOWN,
+ alarm_event);
+ goto out;
+ }
+
+ if (alarm_status & VXGE_HW_VPATH_GENERAL_INT_STATUS_XMAC_INT) {
+
+ val64 = readq(&vp_reg->xgmac_vp_int_status);
+
+ if (val64 &
+ VXGE_HW_XGMAC_VP_INT_STATUS_ASIC_NTWK_VP_ERR_ASIC_NTWK_VP_INT) {
+
+ val64 = readq(&vp_reg->asic_ntwk_vp_err_reg);
+
+ if (((val64 &
+ VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT) &&
+ (!(val64 &
+ VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK))) ||
+ ((val64 &
+ VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT_OCCURR) &&
+ (!(val64 &
+ VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK_OCCURR)
+ ))) {
+ sw_stats->error_stats.network_sustained_fault++;
+
+ writeq(
+ VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT,
+ &vp_reg->asic_ntwk_vp_err_mask);
+
+ __vxge_hw_device_handle_link_down_ind(hldev);
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_LINK_DOWN, alarm_event);
+ }
+
+ if (((val64 &
+ VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK) &&
+ (!(val64 &
+ VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT))) ||
+ ((val64 &
+ VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK_OCCURR) &&
+ (!(val64 &
+ VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT_OCCURR)
+ ))) {
+
+ sw_stats->error_stats.network_sustained_ok++;
+
+ writeq(
+ VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK,
+ &vp_reg->asic_ntwk_vp_err_mask);
+
+ __vxge_hw_device_handle_link_up_ind(hldev);
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_LINK_UP, alarm_event);
+ }
+
+ writeq(VXGE_HW_INTR_MASK_ALL,
+ &vp_reg->asic_ntwk_vp_err_reg);
+
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_ALARM_CLEARED, alarm_event);
+
+ if (skip_alarms)
+ return VXGE_HW_OK;
+ }
+ }
+
+ if (alarm_status & VXGE_HW_VPATH_GENERAL_INT_STATUS_PIC_INT) {
+
+ pic_status = readq(&vp_reg->vpath_ppif_int_status);
+
+ if (pic_status &
+ VXGE_HW_VPATH_PPIF_INT_STATUS_GENERAL_ERRORS_GENERAL_INT) {
+
+ val64 = readq(&vp_reg->general_errors_reg);
+ mask64 = readq(&vp_reg->general_errors_mask);
+
+ if ((val64 &
+ VXGE_HW_GENERAL_ERRORS_REG_INI_SERR_DET) &
+ ~mask64) {
+ sw_stats->error_stats.ini_serr_det++;
+
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_SERR, alarm_event);
+ }
+
+ if ((val64 &
+ VXGE_HW_GENERAL_ERRORS_REG_DBLGEN_FIFO0_OVRFLOW) &
+ ~mask64) {
+ sw_stats->error_stats.dblgen_fifo0_overflow++;
+
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_FIFO_ERR, alarm_event);
+ }
+
+ if ((val64 &
+ VXGE_HW_GENERAL_ERRORS_REG_STATSB_PIF_CHAIN_ERR) &
+ ~mask64)
+ sw_stats->error_stats.statsb_pif_chain_error++;
+
+ if ((val64 &
+ VXGE_HW_GENERAL_ERRORS_REG_STATSB_DROP_TIMEOUT_REQ) &
+ ~mask64)
+ sw_stats->error_stats.statsb_drop_timeout++;
+
+ if ((val64 &
+ VXGE_HW_GENERAL_ERRORS_REG_TGT_ILLEGAL_ACCESS) &
+ ~mask64)
+ sw_stats->error_stats.target_illegal_access++;
+
+ if (!skip_alarms) {
+ writeq(VXGE_HW_INTR_MASK_ALL,
+ &vp_reg->general_errors_reg);
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_ALARM_CLEARED,
+ alarm_event);
+ }
+ }
+
+ if (pic_status &
+ VXGE_HW_VPATH_PPIF_INT_STATUS_KDFCCTL_ERRORS_KDFCCTL_INT) {
+
+ val64 = readq(&vp_reg->kdfcctl_errors_reg);
+ mask64 = readq(&vp_reg->kdfcctl_errors_mask);
+
+ if ((val64 &
+ VXGE_HW_KDFCCTL_ERRORS_REG_KDFCCTL_FIFO0_OVRWR) &
+ ~mask64) {
+ sw_stats->error_stats.kdfcctl_fifo0_overwrite++;
+
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_FIFO_ERR,
+ alarm_event);
+ }
+
+ if ((val64 &
+ VXGE_HW_KDFCCTL_ERRORS_REG_KDFCCTL_FIFO0_POISON) &
+ ~mask64) {
+ sw_stats->error_stats.kdfcctl_fifo0_poison++;
+
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_FIFO_ERR,
+ alarm_event);
+ }
+
+ if ((val64 &
+ VXGE_HW_KDFCCTL_ERRORS_REG_KDFCCTL_FIFO0_DMA_ERR) &
+ ~mask64) {
+ sw_stats->error_stats.kdfcctl_fifo0_dma_error++;
+
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_FIFO_ERR,
+ alarm_event);
+ }
+
+ if (!skip_alarms) {
+ writeq(VXGE_HW_INTR_MASK_ALL,
+ &vp_reg->kdfcctl_errors_reg);
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_ALARM_CLEARED,
+ alarm_event);
+ }
+ }
+
+ }
+
+ if (alarm_status & VXGE_HW_VPATH_GENERAL_INT_STATUS_WRDMA_INT) {
+
+ val64 = readq(&vp_reg->wrdma_alarm_status);
+
+ if (val64 & VXGE_HW_WRDMA_ALARM_STATUS_PRC_ALARM_PRC_INT) {
+
+ val64 = readq(&vp_reg->prc_alarm_reg);
+ mask64 = readq(&vp_reg->prc_alarm_mask);
+
+ if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_RING_BUMP)&
+ ~mask64)
+ sw_stats->error_stats.prc_ring_bumps++;
+
+ if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_RXDCM_SC_ERR) &
+ ~mask64) {
+ sw_stats->error_stats.prc_rxdcm_sc_err++;
+
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_VPATH_ERR,
+ alarm_event);
+ }
+
+ if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_RXDCM_SC_ABORT)
+ & ~mask64) {
+ sw_stats->error_stats.prc_rxdcm_sc_abort++;
+
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_VPATH_ERR,
+ alarm_event);
+ }
+
+ if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_QUANTA_SIZE_ERR)
+ & ~mask64) {
+ sw_stats->error_stats.prc_quanta_size_err++;
+
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_VPATH_ERR,
+ alarm_event);
+ }
+
+ if (!skip_alarms) {
+ writeq(VXGE_HW_INTR_MASK_ALL,
+ &vp_reg->prc_alarm_reg);
+ alarm_event = VXGE_HW_SET_LEVEL(
+ VXGE_HW_EVENT_ALARM_CLEARED,
+ alarm_event);
+ }
+ }
+ }
+out:
+ hldev->stats.sw_dev_err_stats.vpath_alarms++;
+out2:
+ if ((alarm_event == VXGE_HW_EVENT_ALARM_CLEARED) ||
+ (alarm_event == VXGE_HW_EVENT_UNKNOWN))
+ return VXGE_HW_OK;
+
+ __vxge_hw_device_handle_error(hldev, vpath->vp_id, alarm_event);
+
+ if (alarm_event == VXGE_HW_EVENT_SERR)
+ return VXGE_HW_ERR_CRITICAL;
+
+ return (alarm_event == VXGE_HW_EVENT_SLOT_FREEZE) ?
+ VXGE_HW_ERR_SLOT_FREEZE :
+ (alarm_event == VXGE_HW_EVENT_FIFO_ERR) ? VXGE_HW_ERR_FIFO :
+ VXGE_HW_ERR_VPATH;
+}
+
+/**
* vxge_hw_device_begin_irq - Begin IRQ processing.
* @hldev: HW device handle.
* @skip_alarms: Do not clear the alarms
@@ -513,108 +884,6 @@ exit:
return ret;
}
-/*
- * __vxge_hw_device_handle_link_up_ind
- * @hldev: HW device handle.
- *
- * Link up indication handler. The function is invoked by HW when
- * Titan indicates that the link is up for programmable amount of time.
- */
-static enum vxge_hw_status
-__vxge_hw_device_handle_link_up_ind(struct __vxge_hw_device *hldev)
-{
- /*
- * If the previous link state is not down, return.
- */
- if (hldev->link_state == VXGE_HW_LINK_UP)
- goto exit;
-
- hldev->link_state = VXGE_HW_LINK_UP;
-
- /* notify driver */
- if (hldev->uld_callbacks.link_up)
- hldev->uld_callbacks.link_up(hldev);
-exit:
- return VXGE_HW_OK;
-}
-
-/*
- * __vxge_hw_device_handle_link_down_ind
- * @hldev: HW device handle.
- *
- * Link down indication handler. The function is invoked by HW when
- * Titan indicates that the link is down.
- */
-static enum vxge_hw_status
-__vxge_hw_device_handle_link_down_ind(struct __vxge_hw_device *hldev)
-{
- /*
- * If the previous link state is not down, return.
- */
- if (hldev->link_state == VXGE_HW_LINK_DOWN)
- goto exit;
-
- hldev->link_state = VXGE_HW_LINK_DOWN;
-
- /* notify driver */
- if (hldev->uld_callbacks.link_down)
- hldev->uld_callbacks.link_down(hldev);
-exit:
- return VXGE_HW_OK;
-}
-
-/**
- * __vxge_hw_device_handle_error - Handle error
- * @hldev: HW device
- * @vp_id: Vpath Id
- * @type: Error type. Please see enum vxge_hw_event{}
- *
- * Handle error.
- */
-static enum vxge_hw_status
-__vxge_hw_device_handle_error(
- struct __vxge_hw_device *hldev,
- u32 vp_id,
- enum vxge_hw_event type)
-{
- switch (type) {
- case VXGE_HW_EVENT_UNKNOWN:
- break;
- case VXGE_HW_EVENT_RESET_START:
- case VXGE_HW_EVENT_RESET_COMPLETE:
- case VXGE_HW_EVENT_LINK_DOWN:
- case VXGE_HW_EVENT_LINK_UP:
- goto out;
- case VXGE_HW_EVENT_ALARM_CLEARED:
- goto out;
- case VXGE_HW_EVENT_ECCERR:
- case VXGE_HW_EVENT_MRPCIM_ECCERR:
- goto out;
- case VXGE_HW_EVENT_FIFO_ERR:
- case VXGE_HW_EVENT_VPATH_ERR:
- case VXGE_HW_EVENT_CRITICAL_ERR:
- case VXGE_HW_EVENT_SERR:
- break;
- case VXGE_HW_EVENT_SRPCIM_SERR:
- case VXGE_HW_EVENT_MRPCIM_SERR:
- goto out;
- case VXGE_HW_EVENT_SLOT_FREEZE:
- break;
- default:
- vxge_assert(0);
- goto out;
- }
-
- /* notify driver */
- if (hldev->uld_callbacks.crit_err)
- hldev->uld_callbacks.crit_err(
- (struct __vxge_hw_device *)hldev,
- type, vp_id);
-out:
-
- return VXGE_HW_OK;
-}
-
/**
* vxge_hw_device_clear_tx_rx - Acknowledge (that is, clear) the
* condition that has caused the Tx and RX interrupt.
@@ -699,8 +968,8 @@ _alloc_after_swap:
* Posts a dtr to work array.
*
*/
-static void vxge_hw_channel_dtr_post(struct __vxge_hw_channel *channel,
- void *dtrh)
+static void
+vxge_hw_channel_dtr_post(struct __vxge_hw_channel *channel, void *dtrh)
{
vxge_assert(channel->work_arr[channel->post_index] == NULL);
@@ -911,10 +1180,6 @@ void vxge_hw_ring_rxd_post(struct __vxge_hw_ring *ring, void *rxdh)
*/
void vxge_hw_ring_rxd_post_post_wmb(struct __vxge_hw_ring *ring, void *rxdh)
{
- struct __vxge_hw_channel *channel;
-
- channel = &ring->channel;
-
wmb();
vxge_hw_ring_rxd_post_post(ring, rxdh);
}
@@ -1868,284 +2133,6 @@ exit:
}
/*
- * __vxge_hw_vpath_alarm_process - Process Alarms.
- * @vpath: Virtual Path.
- * @skip_alarms: Do not clear the alarms
- *
- * Process vpath alarms.
- *
- */
-static enum vxge_hw_status
-__vxge_hw_vpath_alarm_process(struct __vxge_hw_virtualpath *vpath,
- u32 skip_alarms)
-{
- u64 val64;
- u64 alarm_status;
- u64 pic_status;
- struct __vxge_hw_device *hldev = NULL;
- enum vxge_hw_event alarm_event = VXGE_HW_EVENT_UNKNOWN;
- u64 mask64;
- struct vxge_hw_vpath_stats_sw_info *sw_stats;
- struct vxge_hw_vpath_reg __iomem *vp_reg;
-
- if (vpath == NULL) {
- alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_UNKNOWN,
- alarm_event);
- goto out2;
- }
-
- hldev = vpath->hldev;
- vp_reg = vpath->vp_reg;
- alarm_status = readq(&vp_reg->vpath_general_int_status);
-
- if (alarm_status == VXGE_HW_ALL_FOXES) {
- alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_SLOT_FREEZE,
- alarm_event);
- goto out;
- }
-
- sw_stats = vpath->sw_stats;
-
- if (alarm_status & ~(
- VXGE_HW_VPATH_GENERAL_INT_STATUS_PIC_INT |
- VXGE_HW_VPATH_GENERAL_INT_STATUS_PCI_INT |
- VXGE_HW_VPATH_GENERAL_INT_STATUS_WRDMA_INT |
- VXGE_HW_VPATH_GENERAL_INT_STATUS_XMAC_INT)) {
- sw_stats->error_stats.unknown_alarms++;
-
- alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_UNKNOWN,
- alarm_event);
- goto out;
- }
-
- if (alarm_status & VXGE_HW_VPATH_GENERAL_INT_STATUS_XMAC_INT) {
-
- val64 = readq(&vp_reg->xgmac_vp_int_status);
-
- if (val64 &
- VXGE_HW_XGMAC_VP_INT_STATUS_ASIC_NTWK_VP_ERR_ASIC_NTWK_VP_INT) {
-
- val64 = readq(&vp_reg->asic_ntwk_vp_err_reg);
-
- if (((val64 &
- VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT) &&
- (!(val64 &
- VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK))) ||
- ((val64 &
- VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT_OCCURR) &&
- (!(val64 &
- VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK_OCCURR)
- ))) {
- sw_stats->error_stats.network_sustained_fault++;
-
- writeq(
- VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT,
- &vp_reg->asic_ntwk_vp_err_mask);
-
- __vxge_hw_device_handle_link_down_ind(hldev);
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_LINK_DOWN, alarm_event);
- }
-
- if (((val64 &
- VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK) &&
- (!(val64 &
- VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT))) ||
- ((val64 &
- VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK_OCCURR) &&
- (!(val64 &
- VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_FLT_OCCURR)
- ))) {
-
- sw_stats->error_stats.network_sustained_ok++;
-
- writeq(
- VXGE_HW_ASIC_NW_VP_ERR_REG_XMACJ_STN_OK,
- &vp_reg->asic_ntwk_vp_err_mask);
-
- __vxge_hw_device_handle_link_up_ind(hldev);
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_LINK_UP, alarm_event);
- }
-
- writeq(VXGE_HW_INTR_MASK_ALL,
- &vp_reg->asic_ntwk_vp_err_reg);
-
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_ALARM_CLEARED, alarm_event);
-
- if (skip_alarms)
- return VXGE_HW_OK;
- }
- }
-
- if (alarm_status & VXGE_HW_VPATH_GENERAL_INT_STATUS_PIC_INT) {
-
- pic_status = readq(&vp_reg->vpath_ppif_int_status);
-
- if (pic_status &
- VXGE_HW_VPATH_PPIF_INT_STATUS_GENERAL_ERRORS_GENERAL_INT) {
-
- val64 = readq(&vp_reg->general_errors_reg);
- mask64 = readq(&vp_reg->general_errors_mask);
-
- if ((val64 &
- VXGE_HW_GENERAL_ERRORS_REG_INI_SERR_DET) &
- ~mask64) {
- sw_stats->error_stats.ini_serr_det++;
-
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_SERR, alarm_event);
- }
-
- if ((val64 &
- VXGE_HW_GENERAL_ERRORS_REG_DBLGEN_FIFO0_OVRFLOW) &
- ~mask64) {
- sw_stats->error_stats.dblgen_fifo0_overflow++;
-
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_FIFO_ERR, alarm_event);
- }
-
- if ((val64 &
- VXGE_HW_GENERAL_ERRORS_REG_STATSB_PIF_CHAIN_ERR) &
- ~mask64)
- sw_stats->error_stats.statsb_pif_chain_error++;
-
- if ((val64 &
- VXGE_HW_GENERAL_ERRORS_REG_STATSB_DROP_TIMEOUT_REQ) &
- ~mask64)
- sw_stats->error_stats.statsb_drop_timeout++;
-
- if ((val64 &
- VXGE_HW_GENERAL_ERRORS_REG_TGT_ILLEGAL_ACCESS) &
- ~mask64)
- sw_stats->error_stats.target_illegal_access++;
-
- if (!skip_alarms) {
- writeq(VXGE_HW_INTR_MASK_ALL,
- &vp_reg->general_errors_reg);
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_ALARM_CLEARED,
- alarm_event);
- }
- }
-
- if (pic_status &
- VXGE_HW_VPATH_PPIF_INT_STATUS_KDFCCTL_ERRORS_KDFCCTL_INT) {
-
- val64 = readq(&vp_reg->kdfcctl_errors_reg);
- mask64 = readq(&vp_reg->kdfcctl_errors_mask);
-
- if ((val64 &
- VXGE_HW_KDFCCTL_ERRORS_REG_KDFCCTL_FIFO0_OVRWR) &
- ~mask64) {
- sw_stats->error_stats.kdfcctl_fifo0_overwrite++;
-
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_FIFO_ERR,
- alarm_event);
- }
-
- if ((val64 &
- VXGE_HW_KDFCCTL_ERRORS_REG_KDFCCTL_FIFO0_POISON) &
- ~mask64) {
- sw_stats->error_stats.kdfcctl_fifo0_poison++;
-
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_FIFO_ERR,
- alarm_event);
- }
-
- if ((val64 &
- VXGE_HW_KDFCCTL_ERRORS_REG_KDFCCTL_FIFO0_DMA_ERR) &
- ~mask64) {
- sw_stats->error_stats.kdfcctl_fifo0_dma_error++;
-
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_FIFO_ERR,
- alarm_event);
- }
-
- if (!skip_alarms) {
- writeq(VXGE_HW_INTR_MASK_ALL,
- &vp_reg->kdfcctl_errors_reg);
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_ALARM_CLEARED,
- alarm_event);
- }
- }
-
- }
-
- if (alarm_status & VXGE_HW_VPATH_GENERAL_INT_STATUS_WRDMA_INT) {
-
- val64 = readq(&vp_reg->wrdma_alarm_status);
-
- if (val64 & VXGE_HW_WRDMA_ALARM_STATUS_PRC_ALARM_PRC_INT) {
-
- val64 = readq(&vp_reg->prc_alarm_reg);
- mask64 = readq(&vp_reg->prc_alarm_mask);
-
- if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_RING_BUMP)&
- ~mask64)
- sw_stats->error_stats.prc_ring_bumps++;
-
- if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_RXDCM_SC_ERR) &
- ~mask64) {
- sw_stats->error_stats.prc_rxdcm_sc_err++;
-
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_VPATH_ERR,
- alarm_event);
- }
-
- if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_RXDCM_SC_ABORT)
- & ~mask64) {
- sw_stats->error_stats.prc_rxdcm_sc_abort++;
-
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_VPATH_ERR,
- alarm_event);
- }
-
- if ((val64 & VXGE_HW_PRC_ALARM_REG_PRC_QUANTA_SIZE_ERR)
- & ~mask64) {
- sw_stats->error_stats.prc_quanta_size_err++;
-
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_VPATH_ERR,
- alarm_event);
- }
-
- if (!skip_alarms) {
- writeq(VXGE_HW_INTR_MASK_ALL,
- &vp_reg->prc_alarm_reg);
- alarm_event = VXGE_HW_SET_LEVEL(
- VXGE_HW_EVENT_ALARM_CLEARED,
- alarm_event);
- }
- }
- }
-out:
- hldev->stats.sw_dev_err_stats.vpath_alarms++;
-out2:
- if ((alarm_event == VXGE_HW_EVENT_ALARM_CLEARED) ||
- (alarm_event == VXGE_HW_EVENT_UNKNOWN))
- return VXGE_HW_OK;
-
- __vxge_hw_device_handle_error(hldev, vpath->vp_id, alarm_event);
-
- if (alarm_event == VXGE_HW_EVENT_SERR)
- return VXGE_HW_ERR_CRITICAL;
-
- return (alarm_event == VXGE_HW_EVENT_SLOT_FREEZE) ?
- VXGE_HW_ERR_SLOT_FREEZE :
- (alarm_event == VXGE_HW_EVENT_FIFO_ERR) ? VXGE_HW_ERR_FIFO :
- VXGE_HW_ERR_VPATH;
-}
-
-/*
* vxge_hw_vpath_alarm_process - Process Alarms.
* @vpath: Virtual Path.
* @skip_alarms: Do not clear the alarms
diff --git a/drivers/net/vxge/vxge-traffic.h b/drivers/net/vxge/vxge-traffic.h
index 1fceee8..8c3103f 100644
--- a/drivers/net/vxge/vxge-traffic.h
+++ b/drivers/net/vxge/vxge-traffic.h
@@ -2081,10 +2081,6 @@ struct __vxge_hw_ring_rxd_priv {
#endif
};
-/* ========================= FIFO PRIVATE API ============================= */
-
-struct vxge_hw_fifo_attr;
-
struct vxge_hw_mempool_cbs {
void (*item_func_alloc)(
struct vxge_hw_mempool *mempoolh,
@@ -2158,27 +2154,27 @@ enum vxge_hw_vpath_mac_addr_add_mode {
enum vxge_hw_status
vxge_hw_vpath_mac_addr_add(
struct __vxge_hw_vpath_handle *vpath_handle,
- u8 (macaddr)[ETH_ALEN],
- u8 (macaddr_mask)[ETH_ALEN],
+ u8 *macaddr,
+ u8 *macaddr_mask,
enum vxge_hw_vpath_mac_addr_add_mode duplicate_mode);
enum vxge_hw_status
vxge_hw_vpath_mac_addr_get(
struct __vxge_hw_vpath_handle *vpath_handle,
- u8 (macaddr)[ETH_ALEN],
- u8 (macaddr_mask)[ETH_ALEN]);
+ u8 *macaddr,
+ u8 *macaddr_mask);
enum vxge_hw_status
vxge_hw_vpath_mac_addr_get_next(
struct __vxge_hw_vpath_handle *vpath_handle,
- u8 (macaddr)[ETH_ALEN],
- u8 (macaddr_mask)[ETH_ALEN]);
+ u8 *macaddr,
+ u8 *macaddr_mask);
enum vxge_hw_status
vxge_hw_vpath_mac_addr_delete(
struct __vxge_hw_vpath_handle *vpath_handle,
- u8 (macaddr)[ETH_ALEN],
- u8 (macaddr_mask)[ETH_ALEN]);
+ u8 *macaddr,
+ u8 *macaddr_mask);
enum vxge_hw_status
vxge_hw_vpath_vid_add(
@@ -2285,6 +2281,7 @@ vxge_hw_channel_dtr_free(struct __vxge_hw_channel *channel, void *dtrh);
int
vxge_hw_channel_dtr_count(struct __vxge_hw_channel *channel);
+
void
vxge_hw_vpath_tti_ci_set(struct __vxge_hw_device *hldev, u32 vp_id);
--
1.7.0.4
--
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