drm: remove unused and redundant callbacks

Drivers no longer have any need for these callbacks, and there are no
users. Zap. Zap-zap-zzzap-p-pp-p.

Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20170713162538.22788-15-peda@axentia.se
This commit is contained in:
Peter Rosin 2017-07-13 18:25:38 +02:00 committed by Daniel Vetter
parent 1c4a5d3a74
commit 2cd575aabd
3 changed files with 0 additions and 56 deletions

View File

@ -358,14 +358,6 @@ struct drm_crtc_funcs {
* drm_crtc_enable_color_mgmt(), which then supports the legacy gamma
* interface through the drm_atomic_helper_legacy_gamma_set()
* compatibility implementation.
*
* NOTE:
*
* Drivers that support gamma tables and also fbdev emulation through
* the provided helper library need to take care to fill out the gamma
* hooks for both. Currently there's a bit an unfortunate duplication
* going on, which should eventually be unified to just one set of
* hooks.
*/
int (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b,
uint32_t size,

View File

@ -84,38 +84,6 @@ struct drm_fb_helper_surface_size {
* Driver callbacks used by the fbdev emulation helper library.
*/
struct drm_fb_helper_funcs {
/**
* @gamma_set:
*
* Set the given gamma LUT register on the given CRTC.
*
* This callback is optional.
*
* FIXME:
*
* This callback is functionally redundant with the core gamma table
* support and simply exists because the fbdev hasn't yet been
* refactored to use the core gamma table interfaces.
*/
void (*gamma_set)(struct drm_crtc *crtc, u16 red, u16 green,
u16 blue, int regno);
/**
* @gamma_get:
*
* Read the given gamma LUT register on the given CRTC, used to save the
* current LUT when force-restoring the fbdev for e.g. kdbg.
*
* This callback is optional.
*
* FIXME:
*
* This callback is functionally redundant with the core gamma table
* support and simply exists because the fbdev hasn't yet been
* refactored to use the core gamma table interfaces.
*/
void (*gamma_get)(struct drm_crtc *crtc, u16 *red, u16 *green,
u16 *blue, int regno);
/**
* @fb_probe:
*

View File

@ -266,22 +266,6 @@ struct drm_crtc_helper_funcs {
struct drm_framebuffer *fb, int x, int y,
enum mode_set_atomic);
/**
* @load_lut:
*
* Load a LUT prepared with the &drm_fb_helper_funcs.gamma_set vfunc.
*
* This callback is optional and is only used by the fbdev emulation
* helpers.
*
* FIXME:
*
* This callback is functionally redundant with the core gamma table
* support and simply exists because the fbdev hasn't yet been
* refactored to use the core gamma table interfaces.
*/
void (*load_lut)(struct drm_crtc *crtc);
/**
* @disable:
*