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@xxxxxxxxxx>
---
drivers/accel/habanalabs/common/habanalabs.h | 8 --------
drivers/accel/habanalabs/gaudi2/gaudi2.c | 20 --------------------
2 files changed, 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,
--
2.34.1
