[PATCH 1/2] drm/amd/pm: Report uclk and sclk limit

Lazar, Lijo lijo.lazar at amd.com
Tue Apr 2 10:30:15 UTC 2024



On 4/2/2024 3:52 PM, Asad Kamal wrote:
> Report max set uclk and sclk for smu_v_13_0_6
> 

You may rephrase as

"Use OD (pp_od_clk_voltage) interface to report current limits, default
or those set by user, for SCLK and UCLK."

Thanks,
Lijo

> Signed-off-by: Asad Kamal <asad.kamal at amd.com>
> ---
>  .../gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c   | 14 ++++++++++----
>  1 file changed, 10 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
> index 575292314f57..f81096bfbf2c 100644
> --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
> +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
> @@ -1010,8 +1010,11 @@ static int smu_v13_0_6_print_clk_levels(struct smu_context *smu,
>  
>  	switch (type) {
>  	case SMU_OD_SCLK:
> -		size += sysfs_emit_at(buf, size, "%s:\n", "GFXCLK");
> -		fallthrough;
> +		size += sysfs_emit_at(buf, size, "%s:\n", "OD_SCLK");
> +		size += sysfs_emit_at(buf, size, "0: %uMhz\n1: %uMhz\n",
> +				      pstate_table->gfxclk_pstate.curr.min,
> +				      pstate_table->gfxclk_pstate.curr.max);
> +		break;
>  	case SMU_SCLK:
>  		ret = smu_v13_0_6_get_current_clk_freq_by_table(smu, SMU_GFXCLK,
>  								&now);
> @@ -1052,8 +1055,11 @@ static int smu_v13_0_6_print_clk_levels(struct smu_context *smu,
>  		break;
>  
>  	case SMU_OD_MCLK:
> -		size += sysfs_emit_at(buf, size, "%s:\n", "MCLK");
> -		fallthrough;
> +		size += sysfs_emit_at(buf, size, "%s:\n", "OD_MCLK");
> +		size += sysfs_emit_at(buf, size, "0: %uMhz\n1: %uMhz\n",
> +				      pstate_table->uclk_pstate.curr.min,
> +				      pstate_table->uclk_pstate.curr.max);
> +		break;
>  	case SMU_MCLK:
>  		ret = smu_v13_0_6_get_current_clk_freq_by_table(smu, SMU_UCLK,
>  								&now);


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