aboutsummaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
diff options
context:
space:
mode:
authorAlex Deucher <alexander.deucher@amd.com>2017-06-15 11:12:28 -0400
committerAlex Deucher <alexander.deucher@amd.com>2017-06-20 12:06:50 -0400
commit52b482b0f4fd6d5267faf29fe91398e203f3c230 (patch)
tree54423e1a758e7af7750e27ea0aeabbd453b5279c /drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
parent05b4017b37f1fce4b7185f138126dd8decdb381f (diff)
downloadlinux-stericsson-52b482b0f4fd6d5267faf29fe91398e203f3c230.tar.gz
drm/amdgpu: adjust default display clock
Increase the default display clock on newer asics to accomodate some high res modes with really high refresh rates. bug: https://bugs.freedesktop.org/show_bug.cgi?id=93826 Acked-by: Chunming Zhou <david1.zhou@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
index 1cf78f4dd339..1e8e1123ddf4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
@@ -693,6 +693,10 @@ int amdgpu_atombios_get_clock_info(struct amdgpu_device *adev)
DRM_INFO("Changing default dispclk from %dMhz to 600Mhz\n",
adev->clock.default_dispclk / 100);
adev->clock.default_dispclk = 60000;
+ } else if (adev->clock.default_dispclk <= 60000) {
+ DRM_INFO("Changing default dispclk from %dMhz to 625Mhz\n",
+ adev->clock.default_dispclk / 100);
+ adev->clock.default_dispclk = 62500;
}
adev->clock.dp_extclk =
le16_to_cpu(firmware_info->info_21.usUniphyDPModeExtClkFreq);