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* [PATCH] drm/amdgpu: fix kernel-doc warnings on non-kernel-doc comments
@ 2021-08-07 23:38 Randy Dunlap
  2021-08-09 18:28 ` Alex Deucher
  0 siblings, 1 reply; 2+ messages in thread
From: Randy Dunlap @ 2021-08-07 23:38 UTC (permalink / raw)
  To: linux-kernel
  Cc: Randy Dunlap, kernel test robot, Alex Deucher,
	Christian König, Pan, Xinhui, Dennis Li, amd-gfx, dri-devel

Don't use "begin kernel-doc notation" (/**) for comments that are
not kernel-doc. This eliminates warnings reported by the 0day bot.

drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c:89: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
    * This shader is used to clear VGPRS and LDS, and also write the input
drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c:209: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
    * The below shaders are used to clear SGPRS, and also write the input
drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c:301: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
    * This shader is used to clear the uninitiated sgprs after the above

Fixes: 0e0036c7d13b ("drm/amdgpu: fix no full coverage issue for gprs initialization")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reported-by: kernel test robot <lkp@intel.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: "Pan, Xinhui" <Xinhui.Pan@amd.com>
Cc: Dennis Li <Dennis.Li@amd.com>
Cc: amd-gfx@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
---
 drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

--- linux-next-20210806.orig/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c
+++ linux-next-20210806/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c
@@ -85,7 +85,7 @@ static const struct soc15_reg_golden gol
 	SOC15_REG_GOLDEN_VALUE(GC, 0, regTCI_CNTL_3, 0xff, 0x20),
 };
 
-/**
+/*
  * This shader is used to clear VGPRS and LDS, and also write the input
  * pattern into the write back buffer, which will be used by driver to
  * check whether all SIMDs have been covered.
@@ -206,7 +206,7 @@ const struct soc15_reg_entry vgpr_init_r
 	{ SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE7), 0xffffffff },
 };
 
-/**
+/*
  * The below shaders are used to clear SGPRS, and also write the input
  * pattern into the write back buffer. The first two dispatch should be
  * scheduled simultaneously which make sure that all SGPRS could be
@@ -302,7 +302,7 @@ const struct soc15_reg_entry sgpr96_init
 	{ SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE7), 0xffffffff },
 };
 
-/**
+/*
  * This shader is used to clear the uninitiated sgprs after the above
  * two dispatches, because of hardware feature, dispath 0 couldn't clear
  * top hole sgprs. Therefore need 4 waves per SIMD to cover these sgprs

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH] drm/amdgpu: fix kernel-doc warnings on non-kernel-doc comments
  2021-08-07 23:38 [PATCH] drm/amdgpu: fix kernel-doc warnings on non-kernel-doc comments Randy Dunlap
@ 2021-08-09 18:28 ` Alex Deucher
  0 siblings, 0 replies; 2+ messages in thread
From: Alex Deucher @ 2021-08-09 18:28 UTC (permalink / raw)
  To: Randy Dunlap
  Cc: LKML, kernel test robot, Alex Deucher, Christian König, Pan,
	Xinhui, Dennis Li, amd-gfx list, Maling list - DRI developers

On Sat, Aug 7, 2021 at 7:38 PM Randy Dunlap <rdunlap@infradead.org> wrote:
>
> Don't use "begin kernel-doc notation" (/**) for comments that are
> not kernel-doc. This eliminates warnings reported by the 0day bot.
>
> drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c:89: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
>     * This shader is used to clear VGPRS and LDS, and also write the input
> drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c:209: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
>     * The below shaders are used to clear SGPRS, and also write the input
> drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c:301: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
>     * This shader is used to clear the uninitiated sgprs after the above
>
> Fixes: 0e0036c7d13b ("drm/amdgpu: fix no full coverage issue for gprs initialization")
> Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
> Reported-by: kernel test robot <lkp@intel.com>
> Cc: Alex Deucher <alexander.deucher@amd.com>
> Cc: Christian König <christian.koenig@amd.com>
> Cc: "Pan, Xinhui" <Xinhui.Pan@amd.com>
> Cc: Dennis Li <Dennis.Li@amd.com>
> Cc: amd-gfx@lists.freedesktop.org
> Cc: dri-devel@lists.freedesktop.org

Applied.  Thanks!

Alex

> ---
>  drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c |    6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> --- linux-next-20210806.orig/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c
> +++ linux-next-20210806/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c
> @@ -85,7 +85,7 @@ static const struct soc15_reg_golden gol
>         SOC15_REG_GOLDEN_VALUE(GC, 0, regTCI_CNTL_3, 0xff, 0x20),
>  };
>
> -/**
> +/*
>   * This shader is used to clear VGPRS and LDS, and also write the input
>   * pattern into the write back buffer, which will be used by driver to
>   * check whether all SIMDs have been covered.
> @@ -206,7 +206,7 @@ const struct soc15_reg_entry vgpr_init_r
>         { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE7), 0xffffffff },
>  };
>
> -/**
> +/*
>   * The below shaders are used to clear SGPRS, and also write the input
>   * pattern into the write back buffer. The first two dispatch should be
>   * scheduled simultaneously which make sure that all SGPRS could be
> @@ -302,7 +302,7 @@ const struct soc15_reg_entry sgpr96_init
>         { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE7), 0xffffffff },
>  };
>
> -/**
> +/*
>   * This shader is used to clear the uninitiated sgprs after the above
>   * two dispatches, because of hardware feature, dispath 0 couldn't clear
>   * top hole sgprs. Therefore need 4 waves per SIMD to cover these sgprs

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2021-08-09 18:28 ` Alex Deucher

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