Am 27.01.2017 um 16:33 schrieb Alex Deucher:
Missing check for crtcs present.
Fixes:
https://bugzilla.kernel.org/show_bug.cgi?id=193341
https://bugs.freedesktop.org/show_bug.cgi?id=99387
Signed-off-by: Alex Deucher <[email protected]>
Cc: [email protected]
Reviewed-by: Christian König <[email protected]>.
---
drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
index 2341cf0..ea3779d 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -227,6 +227,9 @@ static void gmc_v6_0_mc_program(struct amdgpu_device *adev)
}
WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
+ if (adev->mode_info.num_crtc)
+ amdgpu_display_set_vga_render_state(adev, false);
+
gmc_v6_0_mc_stop(adev, &save);
if (gmc_v6_0_wait_for_idle((void *)adev)) {
@@ -256,7 +259,6 @@ static void gmc_v6_0_mc_program(struct amdgpu_device *adev)
dev_warn(adev->dev, "Wait for MC idle timedout !\n");
}
gmc_v6_0_mc_resume(adev, &save);
- amdgpu_display_set_vga_render_state(adev, false);
}
static int gmc_v6_0_mc_init(struct amdgpu_device *adev)
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