diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/dce_virtual.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c index a8829af120c1..120dd3b26fc2 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c @@ -44,6 +44,9 @@ static void dce_virtual_set_display_funcs(struct amdgpu_device *adev); static void dce_virtual_set_irq_funcs(struct amdgpu_device *adev); static int dce_virtual_connector_encoder_init(struct amdgpu_device *adev, int index); +static void dce_virtual_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev, + int crtc, + enum amdgpu_interrupt_state state); /** * dce_virtual_vblank_wait - vblank wait asic callback. @@ -437,6 +440,8 @@ static int dce_virtual_sw_fini(void *handle) drm_kms_helper_poll_fini(adev->ddev); drm_mode_config_cleanup(adev->ddev); + /* clear crtcs pointer to avoid dce irq finish routine access freed data */ + memset(adev->mode_info.crtcs, 0, sizeof(adev->mode_info.crtcs[0]) * AMDGPU_MAX_CRTCS); adev->mode_info.mode_config_initialized = false; return 0; } @@ -489,6 +494,13 @@ static int dce_virtual_hw_init(void *handle) static int dce_virtual_hw_fini(void *handle) { + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + int i = 0; + + for (i = 0; i<adev->mode_info.num_crtc; i++) + if (adev->mode_info.crtcs[i]) + dce_virtual_set_crtc_vblank_interrupt_state(adev, i, AMDGPU_IRQ_STATE_DISABLE); + return 0; } @@ -723,7 +735,7 @@ static void dce_virtual_set_crtc_vblank_interrupt_state(struct amdgpu_device *ad int crtc, enum amdgpu_interrupt_state state) { - if (crtc >= adev->mode_info.num_crtc) { + if (crtc >= adev->mode_info.num_crtc || !adev->mode_info.crtcs[crtc]) { DRM_DEBUG("invalid crtc %d\n", crtc); return; } |