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Message-Id: <1273756070-7205-6-git-send-email-amit.salecha@qlogic.com>
Date: Thu, 13 May 2010 06:07:46 -0700
From: Amit Kumar Salecha <amit.salecha@...gic.com>
To: davem@...emloft.net
Cc: netdev@...r.kernel.org, ameen.rahman@...gic.com
Subject: [PATCH NEXT 5/9] qlcnic: cleanup unused code
LRO ring, cut-thru mode and specific fw version are not
valid to Qlogic CNA device.
Signed-off-by: Amit Kumar Salecha <amit.salecha@...gic.com>
---
drivers/net/qlcnic/qlcnic.h | 6 ------
drivers/net/qlcnic/qlcnic_ethtool.c | 1 -
drivers/net/qlcnic/qlcnic_init.c | 31 ++++++-------------------------
drivers/net/qlcnic/qlcnic_main.c | 33 ++++-----------------------------
4 files changed, 10 insertions(+), 61 deletions(-)
diff --git a/drivers/net/qlcnic/qlcnic.h b/drivers/net/qlcnic/qlcnic.h
index 189453f..ed9df15 100644
--- a/drivers/net/qlcnic/qlcnic.h
+++ b/drivers/net/qlcnic/qlcnic.h
@@ -98,8 +98,6 @@
#define QLCNIC_CT_DEFAULT_RX_BUF_LEN 2048
#define QLCNIC_LRO_BUFFER_EXTRA 2048
-#define QLCNIC_RX_LRO_BUFFER_LENGTH (8060)
-
/* Opcodes to be used with the commands */
#define TX_ETHER_PKT 0x01
#define TX_TCP_PKT 0x02
@@ -133,7 +131,6 @@
#define RCV_RING_NORMAL 0
#define RCV_RING_JUMBO 1
-#define RCV_RING_LRO 2
#define MIN_CMD_DESCRIPTORS 64
#define MIN_RCV_DESCRIPTORS 64
@@ -144,7 +141,6 @@
#define MAX_RCV_DESCRIPTORS_10G 8192
#define MAX_JUMBO_RCV_DESCRIPTORS_1G 512
#define MAX_JUMBO_RCV_DESCRIPTORS_10G 1024
-#define MAX_LRO_RCV_DESCRIPTORS 8
#define DEFAULT_RCV_DESCRIPTORS_1G 2048
#define DEFAULT_RCV_DESCRIPTORS_10G 4096
@@ -402,7 +398,6 @@ struct qlcnic_hardware_context {
rwlock_t crb_lock;
struct mutex mem_lock;
- u8 cut_through;
u8 revision_id;
u8 pci_func;
u8 linkup;
@@ -917,7 +912,6 @@ struct qlcnic_adapter {
u16 num_txd;
u16 num_rxd;
u16 num_jumbo_rxd;
- u16 num_lro_rxd;
u8 max_rds_rings;
u8 max_sds_rings;
diff --git a/drivers/net/qlcnic/qlcnic_ethtool.c b/drivers/net/qlcnic/qlcnic_ethtool.c
index e494ccc..3bd514e 100644
--- a/drivers/net/qlcnic/qlcnic_ethtool.c
+++ b/drivers/net/qlcnic/qlcnic_ethtool.c
@@ -412,7 +412,6 @@ qlcnic_get_ringparam(struct net_device *dev,
ring->rx_pending = adapter->num_rxd;
ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
- ring->rx_jumbo_pending += adapter->num_lro_rxd;
ring->tx_pending = adapter->num_txd;
if (adapter->ahw.port_type == QLCNIC_GBE) {
diff --git a/drivers/net/qlcnic/qlcnic_init.c b/drivers/net/qlcnic/qlcnic_init.c
index 9b01042..c4bef57 100644
--- a/drivers/net/qlcnic/qlcnic_init.c
+++ b/drivers/net/qlcnic/qlcnic_init.c
@@ -230,17 +230,8 @@ int qlcnic_alloc_sw_resources(struct qlcnic_adapter *adapter)
switch (ring) {
case RCV_RING_NORMAL:
rds_ring->num_desc = adapter->num_rxd;
- if (adapter->ahw.cut_through) {
- rds_ring->dma_size =
- QLCNIC_CT_DEFAULT_RX_BUF_LEN;
- rds_ring->skb_size =
- QLCNIC_CT_DEFAULT_RX_BUF_LEN;
- } else {
- rds_ring->dma_size =
- QLCNIC_P3_RX_BUF_MAX_LEN;
- rds_ring->skb_size =
- rds_ring->dma_size + NET_IP_ALIGN;
- }
+ rds_ring->dma_size = QLCNIC_P3_RX_BUF_MAX_LEN;
+ rds_ring->skb_size = rds_ring->dma_size + NET_IP_ALIGN;
break;
case RCV_RING_JUMBO:
@@ -254,13 +245,6 @@ int qlcnic_alloc_sw_resources(struct qlcnic_adapter *adapter)
rds_ring->skb_size =
rds_ring->dma_size + NET_IP_ALIGN;
break;
-
- case RCV_RING_LRO:
- rds_ring->num_desc = adapter->num_lro_rxd;
- rds_ring->dma_size = QLCNIC_RX_LRO_BUFFER_LENGTH;
- rds_ring->skb_size = rds_ring->dma_size + NET_IP_ALIGN;
- break;
-
}
rds_ring->rx_buf_arr = (struct qlcnic_rx_buffer *)
vmalloc(RCV_BUFF_RINGSIZE(rds_ring));
@@ -556,12 +540,10 @@ qlcnic_has_mn(struct qlcnic_adapter *adapter)
QLCNIC_FW_VERSION_OFFSET, (int *)&flashed_ver);
flashed_ver = QLCNIC_DECODE_VERSION(flashed_ver);
- if (flashed_ver >= QLCNIC_VERSION_CODE(4, 0, 220)) {
+ capability = QLCRD32(adapter, QLCNIC_PEG_TUNE_CAPABILITY);
+ if (capability & QLCNIC_PEG_TUNE_MN_PRESENT)
+ return 1;
- capability = QLCRD32(adapter, QLCNIC_PEG_TUNE_CAPABILITY);
- if (capability & QLCNIC_PEG_TUNE_MN_PRESENT)
- return 1;
- }
return 0;
}
@@ -1279,8 +1261,7 @@ qlcnic_alloc_rx_skb(struct qlcnic_adapter *adapter,
skb = buffer->skb;
- if (!adapter->ahw.cut_through)
- skb_reserve(skb, 2);
+ skb_reserve(skb, 2);
dma = pci_map_single(pdev, skb->data,
rds_ring->dma_size, PCI_DMA_FROMDEVICE);
diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c
index f10ea32..d86c50d 100644
--- a/drivers/net/qlcnic/qlcnic_main.c
+++ b/drivers/net/qlcnic/qlcnic_main.c
@@ -544,22 +544,10 @@ qlcnic_check_options(struct qlcnic_adapter *adapter)
brd_name, adapter->ahw.revision_id);
}
- if (adapter->fw_version < QLCNIC_VERSION_CODE(3, 4, 216)) {
- adapter->driver_mismatch = 1;
- dev_warn(&pdev->dev, "firmware version %d.%d.%d unsupported\n",
- fw_major, fw_minor, fw_build);
- return;
- }
-
- i = QLCRD32(adapter, QLCNIC_SRE_MISC);
- adapter->ahw.cut_through = (i & 0x8000) ? 1 : 0;
-
- dev_info(&pdev->dev, "firmware v%d.%d.%d [%s]\n",
- fw_major, fw_minor, fw_build,
- adapter->ahw.cut_through ? "cut-through" : "legacy");
+ dev_info(&pdev->dev, "firmware v%d.%d.%d\n",
+ fw_major, fw_minor, fw_build);
- if (adapter->fw_version >= QLCNIC_VERSION_CODE(4, 0, 222))
- adapter->capabilities = QLCRD32(adapter, CRB_FW_CAPABILITIES_1);
+ adapter->capabilities = QLCRD32(adapter, CRB_FW_CAPABILITIES_1);
adapter->flags &= ~QLCNIC_LRO_ENABLED;
@@ -576,7 +564,6 @@ qlcnic_check_options(struct qlcnic_adapter *adapter)
adapter->num_txd = MAX_CMD_DESCRIPTORS;
- adapter->num_lro_rxd = 0;
adapter->max_rds_rings = 2;
}
@@ -2567,24 +2554,12 @@ qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter)
#define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
-static int
-qlcnic_destip_supported(struct qlcnic_adapter *adapter)
-{
- if (adapter->ahw.cut_through)
- return 0;
-
- return 1;
-}
-
static void
qlcnic_config_indev_addr(struct net_device *dev, unsigned long event)
{
struct in_device *indev;
struct qlcnic_adapter *adapter = netdev_priv(dev);
- if (!qlcnic_destip_supported(adapter))
- return;
-
indev = in_dev_get(dev);
if (!indev)
return;
@@ -2664,7 +2639,7 @@ recheck:
adapter = netdev_priv(dev);
- if (!adapter || !qlcnic_destip_supported(adapter))
+ if (!adapter)
goto done;
if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
--
1.6.0.2
--
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