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drm/i915: Don't try to initialize sprite planes on pre-ilk 

We don't currently implement support for sprite planes on pre-ilk
platforms, so let's leave num_sprites at 0 so that we don't get
spurious errors during driver init.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1477411083-19255-2-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2016-10-25 18:58:00 +03:00
parent 7b7a119e85
commit 33edc24d12
2 changed files with 3 additions and 5 deletions
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5
drivers/gpu/drm/i915/intel_device_info.c
View File

@ -282,12 +282,13 @@ void intel_device_info_runtime_init(struct drm_i915_private *dev_priv)
info->num_sprites[PIPE_A] = 2;
info->num_sprites[PIPE_B] = 2;
info->num_sprites[PIPE_C] = 1;
} else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
} else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
for_each_pipe(dev_priv, pipe)
info->num_sprites[pipe] = 2;
else
} else if (INTEL_GEN(dev_priv) >= 5) {
for_each_pipe(dev_priv, pipe)
info->num_sprites[pipe] = 1;
}
if (i915.disable_display) {
DRM_INFO("Display disabled (module parameter)\n");

3
drivers/gpu/drm/i915/intel_sprite.c
View File

@ -1054,9 +1054,6 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane)
int num_plane_formats;
int ret;
if (INTEL_INFO(dev)->gen < 5)
return -ENODEV;
intel_plane = kzalloc(sizeof(*intel_plane), GFP_KERNEL);
if (!intel_plane) {
ret = -ENOMEM;