[AMD Official Use Only - General]
> -----Original Message-----
> From: SHANMUGAM, SRINIVASAN
> <srinivasan.shanmu...@amd.com>
> Sent: Tuesday, May 9, 2023 10:03 AM
> To: Koenig, Christian <christian.koe...@amd.com>; Deucher, Alexander
> <alexander.deuc...@amd.com>
> Cc: amd-gfx@lists.freedesktop.org; SHANMUGAM, SRINIVASAN
> <srinivasan.shanmu...@amd.com>
> Subject: [PATCH] drm/amd/amdgpu: Fix warnings in amdgpu _object, _ring.c
>
> Fix below warnings reported by checkpatch:
>
> WARNING: Prefer 'unsigned int' to bare use of 'unsigned'
> WARNING: static const char * array should probably be static const char *
> const
> WARNING: space prohibited between function name and open parenthesis
> '('
> WARNING: braces {} are not necessary for single statement blocks
> WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider
> using octal permissions '0444'.
>
> Cc: Christian König <christian.koe...@amd.com>
> Cc: Alex Deucher <alexander.deuc...@amd.com>
> Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmu...@amd.com>
Reviewed-by: Alex Deucher <alexander.deuc...@amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 10 +++++-----
> drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 9 ++++-----
> 2 files changed, 9 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> index 7c9b788ae0a9..fbd906ac556e 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
> @@ -130,7 +130,7 @@ void amdgpu_bo_placement_from_domain(struct
> amdgpu_bo *abo, u32 domain)
> u32 c = 0;
>
> if (domain & AMDGPU_GEM_DOMAIN_VRAM) {
> - unsigned visible_pfn = adev->gmc.visible_vram_size >>
> PAGE_SHIFT;
> + unsigned int visible_pfn = adev->gmc.visible_vram_size >>
> PAGE_SHIFT;
>
> places[c].fpfn = 0;
> places[c].lpfn = 0;
> @@ -935,7 +935,7 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo
> *bo, u32 domain,
> bo->flags |=
> AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED;
> amdgpu_bo_placement_from_domain(bo, domain);
> for (i = 0; i < bo->placement.num_placement; i++) {
> - unsigned fpfn, lpfn;
> + unsigned int fpfn, lpfn;
>
> fpfn = min_offset >> PAGE_SHIFT;
> lpfn = max_offset >> PAGE_SHIFT;
> @@ -1016,7 +1016,7 @@ void amdgpu_bo_unpin(struct amdgpu_bo *bo)
> }
> }
>
> -static const char *amdgpu_vram_names[] = {
> +static const char * const amdgpu_vram_names[] = {
> "UNKNOWN",
> "GDDR1",
> "DDR2",
> @@ -1148,8 +1148,8 @@ void amdgpu_bo_get_tiling_flags(struct
> amdgpu_bo *bo, u64 *tiling_flags)
> * Returns:
> * 0 for success or a negative error code on failure.
> */
> -int amdgpu_bo_set_metadata (struct amdgpu_bo *bo, void *metadata,
> - uint32_t metadata_size, uint64_t flags)
> +int amdgpu_bo_set_metadata(struct amdgpu_bo *bo, void *metadata,
> + u32 metadata_size, uint64_t flags)
> {
> struct amdgpu_bo_user *ubo;
> void *buffer;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> index a1d480b7fd1f..7429b20257a6 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
> @@ -78,7 +78,7 @@ unsigned int amdgpu_ring_max_ibs(enum
> amdgpu_ring_type type)
> * Allocate @ndw dwords in the ring buffer (all asics).
> * Returns 0 on success, error on failure.
> */
> -int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw)
> +int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned int ndw)
> {
> /* Align requested size with padding so unlock_commit can
> * pad safely */
> @@ -315,9 +315,8 @@ int amdgpu_ring_init(struct amdgpu_device *adev,
> struct amdgpu_ring *ring,
> amdgpu_ring_max_ibs(ring->funcs->type) * ring->funcs-
> >emit_ib_size;
> max_ibs_dw = (max_ibs_dw + ring->funcs->align_mask) & ~ring-
> >funcs->align_mask;
>
> - if (WARN_ON(max_ibs_dw > max_dw)) {
> + if (WARN_ON(max_ibs_dw > max_dw))
> max_dw = max_ibs_dw;
> - }
>
> ring->ring_size = roundup_pow_of_two(max_dw * 4 *
> sched_hw_submission);
>
> @@ -591,7 +590,7 @@ void amdgpu_debugfs_ring_init(struct
> amdgpu_device *adev,
> char name[32];
>
> sprintf(name, "amdgpu_ring_%s", ring->name);
> - debugfs_create_file_size(name, S_IFREG | S_IRUGO, root, ring,
> + debugfs_create_file_size(name, S_IFREG | 0444, root, ring,
> &amdgpu_debugfs_ring_fops,
> ring->ring_size + 12);
>
> @@ -601,7 +600,7 @@ void amdgpu_debugfs_ring_init(struct
> amdgpu_device *adev,
>
> if (ring->mqd_obj) {
> sprintf(name, "amdgpu_mqd_%s", ring->name);
> - debugfs_create_file_size(name, S_IFREG | S_IRUGO, root,
> ring,
> + debugfs_create_file_size(name, S_IFREG | 0444, root, ring,
> &amdgpu_debugfs_mqd_fops,
> ring->mqd_size);
> }
> --
> 2.25.1
