diff options
| author |   Eder Zulian <ezulian@redhat.com> | 2025-04-15 14:13:12 +0200 |
|---|---|---|
| committer |   Vinod Koul <vkoul@kernel.org> | 2025-04-17 12:55:55 +0530 |
| commit | f087965ab4aaca653d19ea3909b42e7ef2b64ba0 (patch) | |
| tree | d645fd6a4d07baa8a211e4fee8b245890c719a0a /drivers/dma | |
| parent | Documentation: dmaengine: Correct reference to glReadPixels() (diff) | |
| download | linux-rng-f087965ab4aaca653d19ea3909b42e7ef2b64ba0.tar.xz linux-rng-f087965ab4aaca653d19ea3909b42e7ef2b64ba0.zip | |
dmaengine: ptdma: Remove unused pointer dma_cmd_cache
The pointer 'struct kmem_cache *dma_cmd_cache' was introduced in commit
'b0b4a6b10577 ("dmaengine: ptdma: register PTDMA controller as a DMA
resource")' but it was never used.
Signed-off-by: Eder Zulian <ezulian@redhat.com>
Reviewed-by: Nathan Lynch <nathan.lynch@amd.com>
Link: https://lore.kernel.org/r/20250415121312.870124-1-ezulian@redhat.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/amd/ptdma/ptdma-dmaengine.c | 16 | ||||
| -rw-r--r-- | drivers/dma/amd/ptdma/ptdma.h | 1 |
2 files changed, 4 insertions, 13 deletions
diff --git a/drivers/dma/amd/ptdma/ptdma-dmaengine.c b/drivers/dma/amd/ptdma/ptdma-dmaengine.c index 715ac3ae067b..686f8bf61763 100644 --- a/drivers/dma/amd/ptdma/ptdma-dmaengine.c +++ b/drivers/dma/amd/ptdma/ptdma-dmaengine.c @@ -590,18 +590,14 @@ int pt_dmaengine_register(struct pt_device *pt) desc_cache_name = devm_kasprintf(pt->dev, GFP_KERNEL, "%s-dmaengine-desc-cache", dev_name(pt->dev)); - if (!desc_cache_name) { - ret = -ENOMEM; - goto err_cache; - } + if (!desc_cache_name) + return -ENOMEM; pt->dma_desc_cache = kmem_cache_create(desc_cache_name, sizeof(struct pt_dma_desc), 0, SLAB_HWCACHE_ALIGN, NULL); - if (!pt->dma_desc_cache) { - ret = -ENOMEM; - goto err_cache; - } + if (!pt->dma_desc_cache) + return -ENOMEM; dma_dev->dev = pt->dev; dma_dev->src_addr_widths = DMA_SLAVE_BUSWIDTH_64_BYTES; @@ -655,9 +651,6 @@ int pt_dmaengine_register(struct pt_device *pt) err_reg: kmem_cache_destroy(pt->dma_desc_cache); -err_cache: - kmem_cache_destroy(pt->dma_cmd_cache); - return ret; } EXPORT_SYMBOL_GPL(pt_dmaengine_register); @@ -669,5 +662,4 @@ void pt_dmaengine_unregister(struct pt_device *pt) dma_async_device_unregister(dma_dev); kmem_cache_destroy(pt->dma_desc_cache); - kmem_cache_destroy(pt->dma_cmd_cache); } diff --git a/drivers/dma/amd/ptdma/ptdma.h b/drivers/dma/amd/ptdma/ptdma.h index 0a7939105e51..ef3f55632107 100644 --- a/drivers/dma/amd/ptdma/ptdma.h +++ b/drivers/dma/amd/ptdma/ptdma.h @@ -254,7 +254,6 @@ struct pt_device { /* Support for the DMA Engine capabilities */ struct dma_device dma_dev; struct pt_dma_chan *pt_dma_chan; - struct kmem_cache *dma_cmd_cache; struct kmem_cache *dma_desc_cache; wait_queue_head_t lsb_queue; |