> -----Original Message----- > From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf > Of Rex Zhu > Sent: Friday, September 15, 2017 2:29 AM > To: amd-gfx at lists.freedesktop.org > Cc: Zhu, Rex > Subject: [PATCH] drm/amdgpu: add powerplay support for CI asics > > currently, for CI asics, > use dpm by default, amdgpu.dpm=-1. > when set amdgpu.dpm=1, enable powplay. > when set amdgpu.dpm=0, disable both dpm and powerplay. > > when powerplay is stable on CI asics, ci_dpm will > be removed. > > Signed-off-by: Rex Zhu <Rex.Zhu at amd.com> Reviewed-by: Alex Deucher <alexander.deucher at amd.com> > --- > drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c | 12 ++++++++++-- > 1 file changed, 10 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c > b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c > index 5cd5b8e..2d2f0960 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c > @@ -93,8 +93,16 @@ static int amdgpu_pp_early_init(void *handle) > #ifdef CONFIG_DRM_AMDGPU_CIK > case CHIP_BONAIRE: > case CHIP_HAWAII: > - amd_pp->ip_funcs = &ci_dpm_ip_funcs; > - amd_pp->pp_funcs = &ci_dpm_funcs; > + if (amdgpu_dpm == -1) { > + amd_pp->ip_funcs = &ci_dpm_ip_funcs; > + amd_pp->pp_funcs = &ci_dpm_funcs; > + } else { > + adev->pp_enabled = true; > + if (amdgpu_create_pp_handle(adev)) > + return -EINVAL; > + amd_pp->ip_funcs = &pp_ip_funcs; > + amd_pp->pp_funcs = &pp_dpm_funcs; > + } > break; > case CHIP_KABINI: > case CHIP_MULLINS: > -- > 1.9.1 > > _______________________________________________ > amd-gfx mailing list > amd-gfx at lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
