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| author | Oded Gabbay <ogabbay@kernel.org> | 2023-09-19 13:26:02 +0300 |
|---|---|---|
| committer | Oded Gabbay <ogabbay@kernel.org> | 2023-10-09 12:37:23 +0300 |
| commit | d7aa294805a865a9b3e71e38b46e48df41170554 (patch) | |
| tree | 3846c413938e4f5a44021374efcb9768c13f915c /drivers/accel | |
| parent | de8773fdc500cfeb78064e5b50540b1fbf10448e (diff) | |
| download | linux-d7aa294805a865a9b3e71e38b46e48df41170554.tar.gz linux-d7aa294805a865a9b3e71e38b46e48df41170554.tar.bz2 linux-d7aa294805a865a9b3e71e38b46e48df41170554.zip | |
accel/habanalabs: remove unused asic functions
asic_dma_{un}map_single() asic-specific functions are no longer called
from the common code, so delete these functions.
In addition, delete the gaudi2 implementation as they are also not
called.
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Reviewed-by: Ofir Bitton <obitton@habana.ai>
Diffstat (limited to 'drivers/accel')
| -rw-r--r-- | drivers/accel/habanalabs/common/habanalabs.h | 8 | ||||
| -rw-r--r-- | drivers/accel/habanalabs/gaudi2/gaudi2.c | 20 |
2 files changed, 0 insertions, 28 deletions
diff --git a/drivers/accel/habanalabs/common/habanalabs.h b/drivers/accel/habanalabs/common/habanalabs.h index 3c224942a758..4f667ac46301 100644 --- a/drivers/accel/habanalabs/common/habanalabs.h +++ b/drivers/accel/habanalabs/common/habanalabs.h @@ -1520,8 +1520,6 @@ struct engines_data { * @asic_dma_pool_free: free small DMA allocation from pool. * @cpu_accessible_dma_pool_alloc: allocate CPU PQ packet from DMA pool. * @cpu_accessible_dma_pool_free: free CPU PQ packet from DMA pool. - * @asic_dma_unmap_single: unmap a single DMA buffer - * @asic_dma_map_single: map a single buffer to a DMA * @hl_dma_unmap_sgtable: DMA unmap scatter-gather table. * @cs_parser: parse Command Submission. * @asic_dma_map_sgtable: DMA map scatter-gather table. @@ -1645,12 +1643,6 @@ struct hl_asic_funcs { size_t size, dma_addr_t *dma_handle); void (*cpu_accessible_dma_pool_free)(struct hl_device *hdev, size_t size, void *vaddr); - void (*asic_dma_unmap_single)(struct hl_device *hdev, - dma_addr_t dma_addr, int len, - enum dma_data_direction dir); - dma_addr_t (*asic_dma_map_single)(struct hl_device *hdev, - void *addr, int len, - enum dma_data_direction dir); void (*hl_dma_unmap_sgtable)(struct hl_device *hdev, struct sg_table *sgt, enum dma_data_direction dir); diff --git a/drivers/accel/habanalabs/gaudi2/gaudi2.c b/drivers/accel/habanalabs/gaudi2/gaudi2.c index 35db02e5010b..be4a745f8548 100644 --- a/drivers/accel/habanalabs/gaudi2/gaudi2.c +++ b/drivers/accel/habanalabs/gaudi2/gaudi2.c @@ -6731,24 +6731,6 @@ static void gaudi2_cpu_accessible_dma_pool_free(struct hl_device *hdev, size_t s hl_fw_cpu_accessible_dma_pool_free(hdev, size, vaddr); } -static dma_addr_t gaudi2_dma_map_single(struct hl_device *hdev, void *addr, int len, - enum dma_data_direction dir) -{ - dma_addr_t dma_addr; - - dma_addr = dma_map_single(&hdev->pdev->dev, addr, len, dir); - if (unlikely(dma_mapping_error(&hdev->pdev->dev, dma_addr))) - return 0; - - return dma_addr; -} - -static void gaudi2_dma_unmap_single(struct hl_device *hdev, dma_addr_t addr, int len, - enum dma_data_direction dir) -{ - dma_unmap_single(&hdev->pdev->dev, addr, len, dir); -} - static int gaudi2_validate_cb_address(struct hl_device *hdev, struct hl_cs_parser *parser) { struct asic_fixed_properties *asic_prop = &hdev->asic_prop; @@ -11515,8 +11497,6 @@ static const struct hl_asic_funcs gaudi2_funcs = { .asic_dma_pool_free = gaudi2_dma_pool_free, .cpu_accessible_dma_pool_alloc = gaudi2_cpu_accessible_dma_pool_alloc, .cpu_accessible_dma_pool_free = gaudi2_cpu_accessible_dma_pool_free, - .asic_dma_unmap_single = gaudi2_dma_unmap_single, - .asic_dma_map_single = gaudi2_dma_map_single, .hl_dma_unmap_sgtable = hl_dma_unmap_sgtable, .cs_parser = gaudi2_cs_parser, .asic_dma_map_sgtable = hl_dma_map_sgtable, |