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fpga: dfl: afu: define local pointer to feature device

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Define local pointer to pdata->dev->dev to avoid repetition.

Signed-off-by: Peter Colberg <peter.colberg@intel.com>
Reviewed-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>
Reviewed-by: Basheer Ahmed Muddebihal <basheer.ahmed.muddebihal@linux.intel.com>
Acked-by: Xu Yilun <yilun.xu@intel.com>
Link: https://lore.kernel.org/r/20241120011035.230574-5-peter.colberg@intel.com
Signed-off-by: Xu Yilun <yilun.xu@linux.intel.com>
This commit is contained in:
Peter Colberg 2024-11-19 20:10:20 -05:00 • committed by Xu Yilun
parent 3a3494ef98
commit 983804ec0d
2 changed files with 8 additions and 6 deletions
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9
drivers/fpga/dfl-afu-dma-region.c
View file

@ -301,6 +301,7 @@ afu_dma_region_find_iova(struct dfl_feature_platform_data *pdata, u64 iova)
int afu_dma_map_region(struct dfl_feature_platform_data *pdata,
u64 user_addr, u64 length, u64 *iova)
{
struct device *dev = &pdata->dev->dev;
struct dfl_afu_dma_region *region;
int ret;
@ -325,13 +326,13 @@ int afu_dma_map_region(struct dfl_feature_platform_data *pdata,
/* Pin the user memory region */
ret = afu_dma_pin_pages(pdata, region);
if (ret) {
dev_err(&pdata->dev->dev, "failed to pin memory region\n");
dev_err(dev, "failed to pin memory region\n");
goto free_region;
}
/* Only accept continuous pages, return error else */
if (!afu_dma_check_continuous_pages(region)) {
dev_err(&pdata->dev->dev, "pages are not continuous\n");
dev_err(dev, "pages are not continuous\n");
ret = -EINVAL;
goto unpin_pages;
}
@ -342,7 +343,7 @@ int afu_dma_map_region(struct dfl_feature_platform_data *pdata,
region->length,
DMA_BIDIRECTIONAL);
if (dma_mapping_error(dfl_fpga_pdata_to_parent(pdata), region->iova)) {
dev_err(&pdata->dev->dev, "failed to map for dma\n");
dev_err(dev, "failed to map for dma\n");
ret = -EFAULT;
goto unpin_pages;
}
@ -353,7 +354,7 @@ int afu_dma_map_region(struct dfl_feature_platform_data *pdata,
ret = afu_dma_region_add(pdata, region);
mutex_unlock(&pdata->lock);
if (ret) {
dev_err(&pdata->dev->dev, "failed to add dma region\n");
dev_err(dev, "failed to add dma region\n");
goto unmap_dma;
}

5
drivers/fpga/dfl-afu-region.c
View file

@ -50,11 +50,12 @@ static struct dfl_afu_mmio_region *get_region_by_index(struct dfl_afu *afu,
int afu_mmio_region_add(struct dfl_feature_platform_data *pdata,
u32 region_index, u64 region_size, u64 phys, u32 flags)
{
struct device *dev = &pdata->dev->dev;
struct dfl_afu_mmio_region *region;
struct dfl_afu *afu;
int ret = 0;
region = devm_kzalloc(&pdata->dev->dev, sizeof(*region), GFP_KERNEL);
region = devm_kzalloc(dev, sizeof(*region), GFP_KERNEL);
if (!region)
return -ENOMEM;
@ -85,7 +86,7 @@ int afu_mmio_region_add(struct dfl_feature_platform_data *pdata,
return 0;
exit:
devm_kfree(&pdata->dev->dev, region);
devm_kfree(dev, region);
return ret;
}