回复: [PATCH Review 1/1] drm/amdgpu: remove unused variable warning

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[AMD Official Use Only]

Thanks Hawking, the fix in umc_v8_7.c is not included in Zafar's patch.

Regards,
Stanley
> -----邮件原件-----
> 发件人: Zhang, Hawking <Hawking.Zhang@xxxxxxx>
> 发送时间: Wednesday, January 19, 2022 8:10 PM
> 收件人: Yang, Stanley <Stanley.Yang@xxxxxxx>; amd-
> gfx@xxxxxxxxxxxxxxxxxxxxx; Ziya, Mohammad zafar
> <Mohammadzafar.Ziya@xxxxxxx>; Clements, John
> <John.Clements@xxxxxxx>; Zhou1, Tao <Tao.Zhou1@xxxxxxx>
> 抄送: Yang, Stanley <Stanley.Yang@xxxxxxx>
> 主题: RE: [PATCH Review 1/1] drm/amdgpu: remove unused variable
> warning
> 
> [AMD Official Use Only]
> 
> The change made in drivers/gpu/drm/amd/amdgpu/umc_v8_7.c looks
> already covered by Zafar's change. Other than that, the patch looks good to
> me.
> 
> Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
> 
> Regards,
> Hawking
> -----Original Message-----
> From: Stanley.Yang <Stanley.Yang@xxxxxxx>
> Sent: Wednesday, January 19, 2022 19:31
> To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx; Zhang, Hawking
> <Hawking.Zhang@xxxxxxx>; Ziya, Mohammad zafar
> <Mohammadzafar.Ziya@xxxxxxx>; Clements, John
> <John.Clements@xxxxxxx>; Zhou1, Tao <Tao.Zhou1@xxxxxxx>
> Cc: Yang, Stanley <Stanley.Yang@xxxxxxx>
> Subject: [PATCH Review 1/1] drm/amdgpu: remove unused variable warning
> 
> Change-Id: Ic2a488ee253a913d806bd33ee9c90e31a71af320
> Signed-off-by: Stanley.Yang <Stanley.Yang@xxxxxxx>
> ---
>  drivers/gpu/drm/amd/amdgpu/umc_v6_7.c | 23 -----------------------
> drivers/gpu/drm/amd/amdgpu/umc_v8_7.c |  6 ------
>  2 files changed, 29 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
> b/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
> index 6953426f0bed..526de1ca9b8d 100644
> --- a/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
> +++ b/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
> @@ -61,22 +61,9 @@ static void
> umc_v6_7_ecc_info_query_correctable_error_count(struct amdgpu_device
>  						   uint32_t channel_index,
>  						   unsigned long *error_count)
>  {
> -	uint32_t ecc_err_cnt;
>  	uint64_t mc_umc_status;
>  	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
> 
> -	/*
> -	 * select the lower chip and check the error count
> -	 * skip add error count, calc error counter only from mca_umc_status
> -	 */
> -	ecc_err_cnt = ras->umc_ecc.ecc[channel_index].ce_count_lo_chip;
> -
> -	/*
> -	 * select the higher chip and check the err counter
> -	 * skip add error count, calc error counter only from mca_umc_status
> -	 */
> -	ecc_err_cnt = ras->umc_ecc.ecc[channel_index].ce_count_hi_chip;
> -
>  	/* check for SRAM correctable error
>  	  MCUMC_STATUS is a 64 bit register */
>  	mc_umc_status = ras-
> >umc_ecc.ecc[channel_index].mca_umc_status;
> @@ -110,15 +97,11 @@ static void
> umc_v6_7_ecc_info_query_ras_error_count(struct amdgpu_device *adev,
> 
>  	uint32_t umc_inst        = 0;
>  	uint32_t ch_inst         = 0;
> -	uint32_t umc_reg_offset  = 0;
>  	uint32_t channel_index	 = 0;
> 
>  	/*TODO: driver needs to toggle DF Cstate to ensure
>  	 * safe access of UMC registers. Will add the protection */
>  	LOOP_UMC_INST_AND_CH(umc_inst, ch_inst) {
> -		umc_reg_offset = get_umc_v6_7_reg_offset(adev,
> -							 umc_inst,
> -							 ch_inst);
>  		channel_index = get_umc_v6_7_channel_index(adev,
>  							 umc_inst,
>  							 ch_inst);
> @@ -133,7 +116,6 @@ static void
> umc_v6_7_ecc_info_query_ras_error_count(struct amdgpu_device *adev,
> 
>  static void umc_v6_7_ecc_info_query_error_address(struct amdgpu_device
> *adev,
>  					 struct ras_err_data *err_data,
> -					 uint32_t umc_reg_offset,
>  					 uint32_t ch_inst,
>  					 uint32_t umc_inst)
>  {
> @@ -192,18 +174,13 @@ static void
> umc_v6_7_ecc_info_query_ras_error_address(struct amdgpu_device *adev
> 
>  	uint32_t umc_inst        = 0;
>  	uint32_t ch_inst         = 0;
> -	uint32_t umc_reg_offset  = 0;
> 
>  	/*TODO: driver needs to toggle DF Cstate to ensure
>  	 * safe access of UMC resgisters. Will add the protection
>  	 * when firmware interface is ready */
>  	LOOP_UMC_INST_AND_CH(umc_inst, ch_inst) {
> -		umc_reg_offset = get_umc_v6_7_reg_offset(adev,
> -							 umc_inst,
> -							 ch_inst);
>  		umc_v6_7_ecc_info_query_error_address(adev,
>  					     err_data,
> -					     umc_reg_offset,
>  					     ch_inst,
>  					     umc_inst);
>  	}
> diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v8_7.c
> b/drivers/gpu/drm/amd/amdgpu/umc_v8_7.c
> index 05f79eea307c..cd57f39df7d1 100644
> --- a/drivers/gpu/drm/amd/amdgpu/umc_v8_7.c
> +++ b/drivers/gpu/drm/amd/amdgpu/umc_v8_7.c
> @@ -114,7 +114,6 @@ static void
> umc_v8_7_ecc_info_query_ras_error_count(struct amdgpu_device *adev,
> 
>  static void umc_v8_7_ecc_info_query_error_address(struct amdgpu_device
> *adev,
>  					struct ras_err_data *err_data,
> -					uint32_t umc_reg_offset,
>  					uint32_t ch_inst,
>  					uint32_t umc_inst)
>  {
> @@ -173,19 +172,14 @@ static void
> umc_v8_7_ecc_info_query_ras_error_address(struct amdgpu_device *adev
> 
>  	uint32_t umc_inst        = 0;
>  	uint32_t ch_inst         = 0;
> -	uint32_t umc_reg_offset  = 0;
> 
>  	/* TODO: driver needs to toggle DF Cstate to ensure
>  	 * safe access of UMC resgisters. Will add the protection
>  	 * when firmware interface is ready
>  	 */
>  	LOOP_UMC_INST_AND_CH(umc_inst, ch_inst) {
> -		umc_reg_offset = get_umc_v8_7_reg_offset(adev,
> -							umc_inst,
> -							ch_inst);
>  		umc_v8_7_ecc_info_query_error_address(adev,
>  						err_data,
> -						umc_reg_offset,
>  						ch_inst,
>  						umc_inst);
>  	}
> --
> 2.17.1




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