Re: [PATCH] drm/amdgpu: remove h from printk format specifier

From: Alex Deucher
Date: Tue Dec 15 2020 - 10:34:27 EST


On Tue, Dec 15, 2020 at 10:11 AM Christian König
<christian.koenig@xxxxxxx> wrote:
>
> Am 15.12.20 um 16:06 schrieb Tom Rix:
> > On 12/15/20 6:47 AM, Christian König wrote:
> >> Am 15.12.20 um 15:38 schrieb trix@xxxxxxxxxx:
> >>> From: Tom Rix <trix@xxxxxxxxxx>
> >>>
> >>> See Documentation/core-api/printk-formats.rst.
> >>> h should no longer be used in the format specifier for printk.
> >> In general looks valid to me, but my question is how does that work?
> >>
> >> I mean we specify h here because it is a short int. Are ints always 32bit on the stack?
> > The type of the argument is promoted to int. This was discussed earlier here
> >
> > https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flore.kernel.org%2Flkml%2Fa68114afb134b8633905f5a25ae7c4e6799ce8f1.camel%40perches.com%2F&amp;data=04%7C01%7Cchristian.koenig%40amd.com%7C0dd6fe7c17304d4ea72a08d8a10af765%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637436415772411133%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=ta8M5iN%2Bj2J6tio%2FMuUi2lG%2BiyEhkdsFfpXcEjGKNwE%3D&amp;reserved=0
>
> Thanks, I expected this but just wanted to double check.
>
> In this case this patch as well as the radeon one are Reviewed-by:
> Christian König <christian.koenig@xxxxxxx>.
>

Applied this and the radeon one. Thanks!

Alex

> Regards,
> Christian.
>
> >
> > Tom
> >
> >> Thanks,
> >> Christian.
> >>
> >>> Signed-off-by: Tom Rix <trix@xxxxxxxxxx>
> >>> ---
> >>> drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 4 ++--
> >>> drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 2 +-
> >>> drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 4 ++--
> >>> 3 files changed, 5 insertions(+), 5 deletions(-)
> >>>
> >>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
> >>> index 7c5b60e53482..8b989670ed66 100644
> >>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
> >>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
> >>> @@ -240,7 +240,7 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
> >>> version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
> >>> version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
> >>> - DRM_INFO("Found UVD firmware Version: %hu.%hu Family ID: %hu\n",
> >>> + DRM_INFO("Found UVD firmware Version: %u.%u Family ID: %u\n",
> >>> version_major, version_minor, family_id);
> >>> /*
> >>> @@ -267,7 +267,7 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
> >>> dec_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
> >>> enc_minor = (le32_to_cpu(hdr->ucode_version) >> 24) & 0x3f;
> >>> enc_major = (le32_to_cpu(hdr->ucode_version) >> 30) & 0x3;
> >>> - DRM_INFO("Found UVD firmware ENC: %hu.%hu DEC: .%hu Family ID: %hu\n",
> >>> + DRM_INFO("Found UVD firmware ENC: %u.%u DEC: .%u Family ID: %u\n",
> >>> enc_major, enc_minor, dec_minor, family_id);
> >>> adev->uvd.max_handles = AMDGPU_MAX_UVD_HANDLES;
> >>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
> >>> index 4861f8ddc1b5..ea6a62f67e38 100644
> >>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
> >>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
> >>> @@ -179,7 +179,7 @@ int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size)
> >>> version_major = (ucode_version >> 20) & 0xfff;
> >>> version_minor = (ucode_version >> 8) & 0xfff;
> >>> binary_id = ucode_version & 0xff;
> >>> - DRM_INFO("Found VCE firmware Version: %hhd.%hhd Binary ID: %hhd\n",
> >>> + DRM_INFO("Found VCE firmware Version: %d.%d Binary ID: %d\n",
> >>> version_major, version_minor, binary_id);
> >>> adev->vce.fw_version = ((version_major << 24) | (version_minor << 16) |
> >>> (binary_id << 8));
> >>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
> >>> index 1e756186e3f8..99b82f3c2617 100644
> >>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
> >>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
> >>> @@ -181,7 +181,7 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
> >>> enc_major = fw_check;
> >>> dec_ver = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xf;
> >>> vep = (le32_to_cpu(hdr->ucode_version) >> 28) & 0xf;
> >>> - DRM_INFO("Found VCN firmware Version ENC: %hu.%hu DEC: %hu VEP: %hu Revision: %hu\n",
> >>> + DRM_INFO("Found VCN firmware Version ENC: %u.%u DEC: %u VEP: %u Revision: %u\n",
> >>> enc_major, enc_minor, dec_ver, vep, fw_rev);
> >>> } else {
> >>> unsigned int version_major, version_minor, family_id;
> >>> @@ -189,7 +189,7 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
> >>> family_id = le32_to_cpu(hdr->ucode_version) & 0xff;
> >>> version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
> >>> version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
> >>> - DRM_INFO("Found VCN firmware Version: %hu.%hu Family ID: %hu\n",
> >>> + DRM_INFO("Found VCN firmware Version: %u.%u Family ID: %u\n",
> >>> version_major, version_minor, family_id);
> >>> }
> >>>
>
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