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drm: Pass the user drm_mode_fb_cmd2 as const to .fb_create()

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Drivers shouldn't clobber the passed in addfb ioctl parameters.
i915 was doing just that. To prevent it from happening again,
pass the struct around as const, starting all the way from
internal_framebuffer_create().

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä
2015-11-11 19:11:29 +02:00
committed by Daniel Vetter
parent cc344980c7
commit 1eb83451ba
50 changed files with 74 additions and 74 deletions
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4
drivers/gpu/drm/armada/armada_fb.c
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@@ -35,7 +35,7 @@ static const struct drm_framebuffer_funcs armada_fb_funcs = {
};
struct armada_framebuffer *armada_framebuffer_create(struct drm_device *dev,
struct drm_mode_fb_cmd2 *mode, struct armada_gem_object *obj)
const struct drm_mode_fb_cmd2 *mode, struct armada_gem_object *obj)
{
struct armada_framebuffer *dfb;
uint8_t format, config;
@@ -101,7 +101,7 @@ struct armada_framebuffer *armada_framebuffer_create(struct drm_device *dev,
}
static struct drm_framebuffer *armada_fb_create(struct drm_device *dev,
struct drm_file *dfile, struct drm_mode_fb_cmd2 *mode)
struct drm_file *dfile, const struct drm_mode_fb_cmd2 *mode)
{
struct armada_gem_object *obj;
struct armada_framebuffer *dfb;