From: Alex Deucher Date: Thu, 15 Oct 2015 21:14:31 +0000 (-0400) Subject: drm/amdgpu/dce11: add dce clock setting for ELM/BAF X-Git-Tag: v4.14-rc1~3168^2~23^2~69 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b18e6ad7816f340cfa001a5ca26fecc6ba5dac54;p=platform%2Fkernel%2Flinux-rpi.git drm/amdgpu/dce11: add dce clock setting for ELM/BAF Setup the disp clock and dp reference clock. This is now a separate command table on elm/baf compared to older asics. Reviewed-by: Christian König Signed-off-by: Alex Deucher Reviewed-by: Jammy Zhou --- diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c index c86456e..d0eae2c 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c @@ -3090,7 +3090,15 @@ static int dce_v11_0_hw_init(void *handle) /* init dig PHYs, disp eng pll */ amdgpu_atombios_crtc_powergate_init(adev); amdgpu_atombios_encoder_init_dig(adev); - amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk); + if ((adev->asic_type == CHIP_ELLESMERE) || + (adev->asic_type == CHIP_BAFFIN)) { + amdgpu_atombios_crtc_set_dce_clock(adev, adev->clock.default_dispclk, + DCE_CLOCK_TYPE_DISPCLK, ATOM_GCK_DFS); + amdgpu_atombios_crtc_set_dce_clock(adev, 0, + DCE_CLOCK_TYPE_DPREFCLK, ATOM_GCK_DFS); + } else { + amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk); + } /* initialize hpd */ dce_v11_0_hpd_init(adev);