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drm/msm: Update the MMU helper function APIs

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Instead of using a bare unsigned type for the length value for map/unmap
functions pass in a size_t to more correctly match up with the underlying
APIs.

Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Tested-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Jordan Crouse 2020-05-22 16:03:16 -06:00 committed by Rob Clark
parent ccac7ce373
commit fb212ad6cc
3 changed files with 6 additions and 6 deletions
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4
drivers/gpu/drm/msm/msm_gpummu.c
View File

@ -26,7 +26,7 @@ static void msm_gpummu_detach(struct msm_mmu *mmu)
}
static int msm_gpummu_map(struct msm_mmu *mmu, uint64_t iova,
struct sg_table *sgt, unsigned len, int prot)
struct sg_table *sgt, size_t len, int prot)
{
struct msm_gpummu *gpummu = to_msm_gpummu(mmu);
unsigned idx = (iova - GPUMMU_VA_START) / GPUMMU_PAGE_SIZE;
@ -54,7 +54,7 @@ static int msm_gpummu_map(struct msm_mmu *mmu, uint64_t iova,
return 0;
}
static int msm_gpummu_unmap(struct msm_mmu *mmu, uint64_t iova, unsigned len)
static int msm_gpummu_unmap(struct msm_mmu *mmu, uint64_t iova, size_t len)
{
struct msm_gpummu *gpummu = to_msm_gpummu(mmu);
unsigned idx = (iova - GPUMMU_VA_START) / GPUMMU_PAGE_SIZE;

4
drivers/gpu/drm/msm/msm_iommu.c
View File

@ -31,7 +31,7 @@ static void msm_iommu_detach(struct msm_mmu *mmu)
}
static int msm_iommu_map(struct msm_mmu *mmu, uint64_t iova,
struct sg_table *sgt, unsigned len, int prot)
struct sg_table *sgt, size_t len, int prot)
{
struct msm_iommu *iommu = to_msm_iommu(mmu);
size_t ret;
@ -42,7 +42,7 @@ static int msm_iommu_map(struct msm_mmu *mmu, uint64_t iova,
return (ret == len) ? 0 : -EINVAL;
}
static int msm_iommu_unmap(struct msm_mmu *mmu, uint64_t iova, unsigned len)
static int msm_iommu_unmap(struct msm_mmu *mmu, uint64_t iova, size_t len)
{
struct msm_iommu *iommu = to_msm_iommu(mmu);

4
drivers/gpu/drm/msm/msm_mmu.h
View File

@ -12,8 +12,8 @@
struct msm_mmu_funcs {
void (*detach)(struct msm_mmu *mmu);
int (*map)(struct msm_mmu *mmu, uint64_t iova, struct sg_table *sgt,
unsigned len, int prot);
int (*unmap)(struct msm_mmu *mmu, uint64_t iova, unsigned len);
size_t len, int prot);
int (*unmap)(struct msm_mmu *mmu, uint64_t iova, size_t len);
void (*destroy)(struct msm_mmu *mmu);
};