Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
vmwgfx: fix incorrect VRAM size check in vmw_kms_fb_create()
drm/radeon/kms: bail on BTC parts if MC ucode is missing
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 5e00d16..92c9628 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -3276,6 +3276,18 @@
rdev->accel_working = false;
}
}
+
+ /* Don't start up if the MC ucode is missing on BTC parts.
+ * The default clocks and voltages before the MC ucode
+ * is loaded are not suffient for advanced operations.
+ */
+ if (ASIC_IS_DCE5(rdev)) {
+ if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) {
+ DRM_ERROR("radeon: MC ucode required for NI+.\n");
+ return -EINVAL;
+ }
+ }
+
return 0;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 8aa1dbb..f94b33a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1093,7 +1093,6 @@
struct vmw_surface *surface = NULL;
struct vmw_dma_buffer *bo = NULL;
struct ttm_base_object *user_obj;
- u64 required_size;
int ret;
/**
@@ -1102,8 +1101,9 @@
* requested framebuffer.
*/
- required_size = mode_cmd->pitch * mode_cmd->height;
- if (unlikely(required_size > (u64) dev_priv->vram_size)) {
+ if (!vmw_kms_validate_mode_vram(dev_priv,
+ mode_cmd->pitch,
+ mode_cmd->height)) {
DRM_ERROR("VRAM size is too small for requested mode.\n");
return ERR_PTR(-ENOMEM);
}