On Wed, Nov 6, 2024 at 3:24 AM Zicheng Qu <quzicheng@xxxxxxxxxx> wrote:
>
> The current implementation incorrectly updates DOMAIN11_PG_CONFIG with
> DOMAIN9_POWER_FORCEON, which is not the intended behavior. This patch
> corrects the power gating configuration by updating DOMAIN11_PG_CONFIG
> with DOMAIN11_POWER_FORCEON, preventing potential issues related to
> power management.
The bitfield is the same for both so there is no functional change.
This is just a cosmetic change to use the right bitfield macro.
Alex
>
> Fixes: 46825fcfbe16 ("drm/amd/display: avoid power gate domains that doesn't exist")
> Signed-off-by: Zicheng Qu <quzicheng@xxxxxxxxxx>
> ---
> drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
> index 67a77274d813..bc21eb0b2760 100644
> --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
> +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
> @@ -327,7 +327,7 @@ void dcn20_enable_power_gating_plane(
> if (REG(DOMAIN9_PG_CONFIG))
> REG_UPDATE(DOMAIN9_PG_CONFIG, DOMAIN9_POWER_FORCEON, force_on);
> if (REG(DOMAIN11_PG_CONFIG))
> - REG_UPDATE(DOMAIN11_PG_CONFIG, DOMAIN9_POWER_FORCEON, force_on);
> + REG_UPDATE(DOMAIN11_PG_CONFIG, DOMAIN11_POWER_FORCEON, force_on);
>
> /* DCS0/1/2/3/4/5 */
> REG_UPDATE(DOMAIN16_PG_CONFIG, DOMAIN16_POWER_FORCEON, force_on);
> --
> 2.34.1
>
