From 9e99a7c6708cf90b76fc13766fba4cfc3d665379 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 15 Oct 2015 17:14:31 -0400 Subject: [PATCH 0918/1110] drm/amdgpu/dce11: add dce clock setting for ELM/BAF MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 --- drivers/gpu/drm/amd/amdgpu/dce_v11_0.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c index d068de8..78cd659 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c @@ -3063,7 +3063,15 @@ 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); -- 2.7.4