diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_kms.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_kms.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index d3657dcfdd26..04068352ccd2 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -98,11 +98,15 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { struct radeon_device *rdev = dev->dev_private; struct drm_radeon_info *info; + struct radeon_mode_info *minfo = &rdev->mode_info; uint32_t *value_ptr; uint32_t value; + struct drm_crtc *crtc; + int i, found; info = data; value_ptr = (uint32_t *)((unsigned long)info->value); + value = *value_ptr; switch (info->request) { case RADEON_INFO_DEVICE_ID: value = dev->pci_device; @@ -116,6 +120,20 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) case RADEON_INFO_ACCEL_WORKING: value = rdev->accel_working; break; + case RADEON_INFO_CRTC_FROM_ID: + for (i = 0, found = 0; i < rdev->num_crtc; i++) { + crtc = (struct drm_crtc *)minfo->crtcs[i]; + if (crtc && crtc->base.id == value) { + value = i; + found = 1; + break; + } + } + if (!found) { + DRM_DEBUG("unknown crtc id %d\n", value); + return -EINVAL; + } + break; default: DRM_DEBUG("Invalid request %d\n", info->request); return -EINVAL; @@ -165,7 +183,7 @@ u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc) { struct radeon_device *rdev = dev->dev_private; - if (crtc < 0 || crtc > 1) { + if (crtc < 0 || crtc >= rdev->num_crtc) { DRM_ERROR("Invalid crtc %d\n", crtc); return -EINVAL; } @@ -177,7 +195,7 @@ int radeon_enable_vblank_kms(struct drm_device *dev, int crtc) { struct radeon_device *rdev = dev->dev_private; - if (crtc < 0 || crtc > 1) { + if (crtc < 0 || crtc >= rdev->num_crtc) { DRM_ERROR("Invalid crtc %d\n", crtc); return -EINVAL; } @@ -191,7 +209,7 @@ void radeon_disable_vblank_kms(struct drm_device *dev, int crtc) { struct radeon_device *rdev = dev->dev_private; - if (crtc < 0 || crtc > 1) { + if (crtc < 0 || crtc >= rdev->num_crtc) { DRM_ERROR("Invalid crtc %d\n", crtc); return; } |