Reviewed-by: Evan Quan <evan.q...@amd.com>
> -----Original Message-----
> From: amd-gfx <amd-gfx-boun...@lists.freedesktop.org> On Behalf Of
> Wang, Kevin(Yang)
> Sent: Tuesday, August 13, 2019 10:34 AM
> To: dl.srdc_lnx_nv10 <dl.srdc_lnx_n...@amd.com>
> Cc: Wang, Kevin(Yang) <kevin1.w...@amd.com>; Huang, Ray
> <ray.hu...@amd.com>; Feng, Kenneth <kenneth.f...@amd.com>; amd-
> g...@lists.freedesktop.org
> Subject: [PATCH] drm/amd/powerplay: fix message of SetHardMinByFreq
> failed when feature is disabled
>
> the direct send message to smc to set hard clokc will failed
> when smc clock dpm feature is disabled.
> so use function of smu_set_hard_freq_range to replace it.
> the function will check feature enablement.
>
> eg: when uclk (mclk) dpm feature is disabled on navi10
> [ 300.675901] amdgpu: [powerplay] failed send message:
> SetHardMinByFreq(28)
> param: 0x00020064 response 0xfffffffb
>
> Signed-off-by: Kevin Wang <kevin1.w...@amd.com>
> ---
> drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 10 +---------
> 1 file changed, 1 insertion(+), 9 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
> b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
> index 3a081acdf1a8..3a49cabf726f 100644
> --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
> +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
> @@ -1306,16 +1306,8 @@ smu_v11_0_display_clock_voltage_request(struct
> smu_context *smu,
> if (clk_select == SMU_UCLK && smu->disable_uclk_switch)
> return 0;
>
> - clk_id = smu_clk_get_index(smu, clk_select);
> - if (clk_id < 0) {
> - ret = -EINVAL;
> - goto failed;
> - }
> -
> -
> mutex_lock(&smu->mutex);
> - ret = smu_send_smc_msg_with_param(smu,
> SMU_MSG_SetHardMinByFreq,
> - (clk_id << 16) | clk_freq);
> + ret = smu_set_hard_freq_range(smu, clk_select, 0, clk_freq);
> mutex_unlock(&smu->mutex);
>
> if(clk_select == SMU_UCLK)
> --
> 2.22.0
>
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