diff options
| author | Peter Rosin <peda@axentia.se> | 2017-07-13 18:25:37 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-08-04 11:37:00 +0200 |
| commit | 65c6680d38a92979adc656d0ed9932920c4bf1ba (patch) | |
| tree | f3ec0e24a6b90d94d6aee169be4e8c019fb1c56f /drivers/gpu/drm | |
| parent | 42585395ebc1034a98937702849669f17eadb35f (diff) | |
drm: stm: remove dead code and pointless local lut storage
The redundant fb helper .load_lut is no longer used, and can not
work right without also providing the fb helpers .gamma_set and
.gamma_get thus rendering the code in this driver suspect.
Just remove the dead code.
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/20170713162538.22788-14-peda@axentia.se
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/stm/ltdc.c | 12 | ||||
| -rw-r--r-- | drivers/gpu/drm/stm/ltdc.h | 1 |
2 files changed, 0 insertions, 13 deletions
diff --git a/drivers/gpu/drm/stm/ltdc.c b/drivers/gpu/drm/stm/ltdc.c index ae9eb0fff06b..059769a096d9 100644 --- a/drivers/gpu/drm/stm/ltdc.c +++ b/drivers/gpu/drm/stm/ltdc.c @@ -362,17 +362,6 @@ static irqreturn_t ltdc_irq(int irq, void *arg) * DRM_CRTC */ -static void ltdc_crtc_load_lut(struct drm_crtc *crtc) -{ - struct ltdc_device *ldev = crtc_to_ltdc(crtc); - unsigned int i, lay; - - for (lay = 0; lay < ldev->caps.nb_layers; lay++) - for (i = 0; i < 256; i++) - reg_write(ldev->regs, LTDC_L1CLUTWR + lay * LAY_OFS, - ldev->clut[i]); -} - static void ltdc_crtc_atomic_enable(struct drm_crtc *crtc, struct drm_crtc_state *old_state) { @@ -512,7 +501,6 @@ static void ltdc_crtc_atomic_flush(struct drm_crtc *crtc, } static const struct drm_crtc_helper_funcs ltdc_crtc_helper_funcs = { - .load_lut = ltdc_crtc_load_lut, .mode_set_nofb = ltdc_crtc_mode_set_nofb, .atomic_flush = ltdc_crtc_atomic_flush, .atomic_enable = ltdc_crtc_atomic_enable, diff --git a/drivers/gpu/drm/stm/ltdc.h b/drivers/gpu/drm/stm/ltdc.h index d9e899d296ec..bc6d6f6419a9 100644 --- a/drivers/gpu/drm/stm/ltdc.h +++ b/drivers/gpu/drm/stm/ltdc.h @@ -28,7 +28,6 @@ struct ltdc_device { bool is_panel_bridge; struct mutex err_lock; /* protecting error_status */ struct ltdc_caps caps; - u32 clut[256]; /* color look up table */ u32 error_status; u32 irq_status; }; |