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

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cc344980c7
commit
1eb83451ba
@@ -364,7 +364,7 @@ void omap_framebuffer_describe(struct drm_framebuffer *fb, struct seq_file *m)
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#endif
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struct drm_framebuffer *omap_framebuffer_create(struct drm_device *dev,
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struct drm_file *file, struct drm_mode_fb_cmd2 *mode_cmd)
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struct drm_file *file, const struct drm_mode_fb_cmd2 *mode_cmd)
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{
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struct drm_gem_object *bos[4];
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struct drm_framebuffer *fb;
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@@ -386,7 +386,7 @@ struct drm_framebuffer *omap_framebuffer_create(struct drm_device *dev,
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}
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struct drm_framebuffer *omap_framebuffer_init(struct drm_device *dev,
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struct drm_mode_fb_cmd2 *mode_cmd, struct drm_gem_object **bos)
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const struct drm_mode_fb_cmd2 *mode_cmd, struct drm_gem_object **bos)
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{
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struct omap_framebuffer *omap_fb = NULL;
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struct drm_framebuffer *fb = NULL;
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