From: Emily Deng Date: Wed, 25 Mar 2020 11:01:58 +0000 (+0800) Subject: drm/amdgpu: Virtual display need to support multiple ctrcs X-Git-Tag: v5.10.7~2352^2~20^2~240 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=02f6efb47856cd239a9e4104e26a41ec61887bb0;p=platform%2Fkernel%2Flinux-rpi.git drm/amdgpu: Virtual display need to support multiple ctrcs The crtc num is determined by virtual_display parameter. Signed-off-by: Emily Deng Reviewed-by: Monk Liu Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c index 43a1ee3..d791bfe 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c @@ -38,7 +38,8 @@ bool amdgpu_virt_mmio_blocked(struct amdgpu_device *adev) void amdgpu_virt_init_setting(struct amdgpu_device *adev) { /* enable virtual display */ - adev->mode_info.num_crtc = 1; + if (adev->mode_info.num_crtc == 0) + adev->mode_info.num_crtc = 1; adev->enable_virtual_display = true; adev->ddev->driver->driver_features &= ~DRIVER_ATOMIC; adev->cg_flags = 0;