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Date: Tue, 28 Jun 2022 13:59:51 +0300
From: Oded Gabbay <ogabbay@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: gregkh@...uxfoundation.org
Subject: [PATCH v2 05/12] habanalabs: initialize new asic properties
New asic properties were added for Gaudi2. We want to initialize
and use them, when relevant, also for Goya and Gaudi.
Signed-off-by: Oded Gabbay <ogabbay@...nel.org>
---
.../misc/habanalabs/common/habanalabs_ioctl.c | 21 ++++++++++++-------
drivers/misc/habanalabs/gaudi/gaudi.c | 18 ++++++++++------
drivers/misc/habanalabs/goya/goya.c | 3 ++-
3 files changed, 28 insertions(+), 14 deletions(-)
diff --git a/drivers/misc/habanalabs/common/habanalabs_ioctl.c b/drivers/misc/habanalabs/common/habanalabs_ioctl.c
index 1d80e0b1e718..a7a00f8dab30 100644
--- a/drivers/misc/habanalabs/common/habanalabs_ioctl.c
+++ b/drivers/misc/habanalabs/common/habanalabs_ioctl.c
@@ -47,7 +47,7 @@ static int hw_ip_info(struct hl_device *hdev, struct hl_info_args *args)
u32 size = args->return_size;
void __user *out = (void __user *) (uintptr_t) args->return_pointer;
struct asic_fixed_properties *prop = &hdev->asic_prop;
- u64 sram_kmd_size, dram_kmd_size;
+ u64 sram_kmd_size, dram_kmd_size, dram_available_size;
if ((!size) || (!out))
return -EINVAL;
@@ -62,19 +62,22 @@ static int hw_ip_info(struct hl_device *hdev, struct hl_info_args *args)
hw_ip.dram_base_address =
hdev->mmu_enable && prop->dram_supports_virtual_memory ?
prop->dmmu.start_addr : prop->dram_user_base_address;
- hw_ip.tpc_enabled_mask = prop->tpc_enabled_mask;
+ hw_ip.tpc_enabled_mask = prop->tpc_enabled_mask & 0xFF;
+ hw_ip.tpc_enabled_mask_ext = prop->tpc_enabled_mask;
+
hw_ip.sram_size = prop->sram_size - sram_kmd_size;
+ dram_available_size = prop->dram_size - dram_kmd_size;
+
if (hdev->mmu_enable)
- hw_ip.dram_size =
- DIV_ROUND_DOWN_ULL(prop->dram_size - dram_kmd_size,
- prop->dram_page_size) *
- prop->dram_page_size;
+ hw_ip.dram_size = DIV_ROUND_DOWN_ULL(dram_available_size,
+ prop->dram_page_size) * prop->dram_page_size;
else
- hw_ip.dram_size = prop->dram_size - dram_kmd_size;
+ hw_ip.dram_size = dram_available_size;
if (hw_ip.dram_size > PAGE_SIZE)
hw_ip.dram_enabled = 1;
+
hw_ip.dram_page_size = prop->dram_page_size;
hw_ip.device_mem_alloc_default_page_size = prop->device_mem_alloc_default_page_size;
hw_ip.num_of_events = prop->num_of_events;
@@ -93,8 +96,12 @@ static int hw_ip_info(struct hl_device *hdev, struct hl_info_args *args)
hw_ip.psoc_pci_pll_od = prop->psoc_pci_pll_od;
hw_ip.psoc_pci_pll_div_factor = prop->psoc_pci_pll_div_factor;
+ hw_ip.decoder_enabled_mask = prop->decoder_enabled_mask;
+ hw_ip.mme_master_slave_mode = prop->mme_master_slave_mode;
hw_ip.first_available_interrupt_id = prop->first_available_user_interrupt;
hw_ip.number_of_user_interrupts = prop->user_interrupt_count;
+
+ hw_ip.edma_enabled_mask = prop->edma_enabled_mask;
hw_ip.server_type = prop->server_type;
return copy_to_user(out, &hw_ip,
diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c
index 749f79405ba0..834f8d5cdf84 100644
--- a/drivers/misc/habanalabs/gaudi/gaudi.c
+++ b/drivers/misc/habanalabs/gaudi/gaudi.c
@@ -582,10 +582,13 @@ static int gaudi_set_fixed_properties(struct hl_device *hdev)
get_collective_mode(hdev, i);
}
+ prop->cache_line_size = DEVICE_CACHE_LINE_SIZE;
+ prop->cfg_base_address = CFG_BASE;
prop->device_dma_offset_for_host_access = HOST_PHYS_BASE;
prop->host_base_address = HOST_PHYS_BASE;
prop->host_end_address = prop->host_base_address + HOST_PHYS_SIZE;
prop->completion_queues_count = NUMBER_OF_CMPLT_QUEUES;
+ prop->completion_mode = HL_COMPLETION_MODE_JOB;
prop->collective_first_sob = 0;
prop->collective_first_mon = 0;
@@ -612,6 +615,9 @@ static int gaudi_set_fixed_properties(struct hl_device *hdev)
prop->sram_user_base_address =
prop->sram_base_address + SRAM_USER_BASE_OFFSET;
+ prop->mmu_cache_mng_addr = MMU_CACHE_MNG_ADDR;
+ prop->mmu_cache_mng_size = MMU_CACHE_MNG_SIZE;
+
prop->mmu_pgt_addr = MMU_PAGE_TABLES_ADDR;
if (hdev->pldm)
prop->mmu_pgt_size = 0x800000; /* 8MB */
@@ -3871,8 +3877,8 @@ static int gaudi_mmu_init(struct hl_device *hdev)
}
/* init MMU cache manage page */
- WREG32(mmSTLB_CACHE_INV_BASE_39_8, MMU_CACHE_MNG_ADDR >> 8);
- WREG32(mmSTLB_CACHE_INV_BASE_49_40, MMU_CACHE_MNG_ADDR >> 40);
+ WREG32(mmSTLB_CACHE_INV_BASE_39_8, prop->mmu_cache_mng_addr >> 8);
+ WREG32(mmSTLB_CACHE_INV_BASE_49_40, prop->mmu_cache_mng_addr >> 40);
/* mem cache invalidation */
WREG32(mmSTLB_MEM_CACHE_INVALIDATION, 1);
@@ -4763,7 +4769,7 @@ static void gaudi_dma_free_coherent(struct hl_device *hdev, size_t size,
static int gaudi_scrub_device_dram(struct hl_device *hdev, u64 val)
{
struct asic_fixed_properties *prop = &hdev->asic_prop;
- u64 cur_addr = DRAM_BASE_ADDR_USER;
+ u64 cur_addr = prop->dram_user_base_address;
u32 chunk_size, busy;
int rc, dma_id;
@@ -6068,10 +6074,10 @@ static int gaudi_context_switch(struct hl_device *hdev, u32 asid)
static int gaudi_mmu_clear_pgt_range(struct hl_device *hdev)
{
- struct asic_fixed_properties *prop = &hdev->asic_prop;
+ u32 size = hdev->asic_prop.mmu_pgt_size +
+ hdev->asic_prop.mmu_cache_mng_size;
struct gaudi_device *gaudi = hdev->asic_specific;
- u64 addr = prop->mmu_pgt_addr;
- u32 size = prop->mmu_pgt_size + MMU_CACHE_MNG_SIZE;
+ u64 addr = hdev->asic_prop.mmu_pgt_addr;
if (!(gaudi->hw_cap_initialized & HW_CAP_MMU))
return 0;
diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c
index 3fa5ac909648..988fafce2a3c 100644
--- a/drivers/misc/habanalabs/goya/goya.c
+++ b/drivers/misc/habanalabs/goya/goya.c
@@ -389,11 +389,12 @@ int goya_set_fixed_properties(struct hl_device *hdev)
prop->hw_queues_props[i].cb_alloc_flags = CB_ALLOC_USER;
}
+ prop->cfg_base_address = CFG_BASE;
prop->device_dma_offset_for_host_access = HOST_PHYS_BASE;
prop->host_base_address = HOST_PHYS_BASE;
prop->host_end_address = prop->host_base_address + HOST_PHYS_SIZE;
prop->completion_queues_count = NUMBER_OF_CMPLT_QUEUES;
-
+ prop->completion_mode = HL_COMPLETION_MODE_JOB;
prop->dram_base_address = DRAM_PHYS_BASE;
prop->dram_size = DRAM_PHYS_DEFAULT_SIZE;
prop->dram_end_address = prop->dram_base_address + prop->dram_size;
--
2.25.1
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