diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_drv.h | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_fb.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_mode.c | 62 |
3 files changed, 15 insertions, 54 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.h b/drivers/gpu/drm/mgag200/mgag200_drv.h index c88b6ec88dd2..04f1dfba12e5 100644 --- a/drivers/gpu/drm/mgag200/mgag200_drv.h +++ b/drivers/gpu/drm/mgag200/mgag200_drv.h @@ -237,11 +237,6 @@ mgag200_bo(struct ttm_buffer_object *bo) { return container_of(bo, struct mgag200_bo, bo); } - /* mgag200_crtc.c */ -void mga_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green, - u16 blue, int regno); -void mga_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green, - u16 *blue, int regno); /* mgag200_mode.c */ int mgag200_modeset_init(struct mga_device *mdev); diff --git a/drivers/gpu/drm/mgag200/mgag200_fb.c b/drivers/gpu/drm/mgag200/mgag200_fb.c index e94d78a32fe0..9d914ca69996 100644 --- a/drivers/gpu/drm/mgag200/mgag200_fb.c +++ b/drivers/gpu/drm/mgag200/mgag200_fb.c @@ -257,8 +257,6 @@ static int mga_fbdev_destroy(struct drm_device *dev, } static const struct drm_fb_helper_funcs mga_fb_helper_funcs = { - .gamma_set = mga_crtc_fb_gamma_set, - .gamma_get = mga_crtc_fb_gamma_get, .fb_probe = mgag200fb_create, }; diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index f4b53588e071..5e9cd4c0e8b6 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -27,15 +27,19 @@ static void mga_crtc_load_lut(struct drm_crtc *crtc) { - struct mga_crtc *mga_crtc = to_mga_crtc(crtc); struct drm_device *dev = crtc->dev; struct mga_device *mdev = dev->dev_private; struct drm_framebuffer *fb = crtc->primary->fb; + u16 *r_ptr, *g_ptr, *b_ptr; int i; if (!crtc->enabled) return; + r_ptr = crtc->gamma_store; + g_ptr = r_ptr + crtc->gamma_size; + b_ptr = g_ptr + crtc->gamma_size; + WREG8(DAC_INDEX + MGA1064_INDEX, 0); if (fb && fb->format->cpp[0] * 8 == 16) { @@ -46,25 +50,27 @@ static void mga_crtc_load_lut(struct drm_crtc *crtc) if (i > (MGAG200_LUT_SIZE >> 1)) { r = b = 0; } else { - r = mga_crtc->lut_r[i << 1]; - b = mga_crtc->lut_b[i << 1]; + r = *r_ptr++ >> 8; + b = *b_ptr++ >> 8; + r_ptr++; + b_ptr++; } } else { - r = mga_crtc->lut_r[i]; - b = mga_crtc->lut_b[i]; + r = *r_ptr++ >> 8; + b = *b_ptr++ >> 8; } /* VGA registers */ WREG8(DAC_INDEX + MGA1064_COL_PAL, r); - WREG8(DAC_INDEX + MGA1064_COL_PAL, mga_crtc->lut_g[i]); + WREG8(DAC_INDEX + MGA1064_COL_PAL, *g_ptr++ >> 8); WREG8(DAC_INDEX + MGA1064_COL_PAL, b); } return; } for (i = 0; i < MGAG200_LUT_SIZE; i++) { /* VGA registers */ - WREG8(DAC_INDEX + MGA1064_COL_PAL, mga_crtc->lut_r[i]); - WREG8(DAC_INDEX + MGA1064_COL_PAL, mga_crtc->lut_g[i]); - WREG8(DAC_INDEX + MGA1064_COL_PAL, mga_crtc->lut_b[i]); + WREG8(DAC_INDEX + MGA1064_COL_PAL, *r_ptr++ >> 8); + WREG8(DAC_INDEX + MGA1064_COL_PAL, *g_ptr++ >> 8); + WREG8(DAC_INDEX + MGA1064_COL_PAL, *b_ptr++ >> 8); } } @@ -1399,14 +1405,6 @@ static int mga_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green, u16 *blue, uint32_t size, struct drm_modeset_acquire_ctx *ctx) { - struct mga_crtc *mga_crtc = to_mga_crtc(crtc); - int i; - - for (i = 0; i < size; i++) { - mga_crtc->lut_r[i] = red[i] >> 8; - mga_crtc->lut_g[i] = green[i] >> 8; - mga_crtc->lut_b[i] = blue[i] >> 8; - } mga_crtc_load_lut(crtc); return 0; @@ -1455,14 +1453,12 @@ static const struct drm_crtc_helper_funcs mga_helper_funcs = { .mode_set_base = mga_crtc_mode_set_base, .prepare = mga_crtc_prepare, .commit = mga_crtc_commit, - .load_lut = mga_crtc_load_lut, }; /* CRTC setup */ static void mga_crtc_init(struct mga_device *mdev) { struct mga_crtc *mga_crtc; - int i; mga_crtc = kzalloc(sizeof(struct mga_crtc) + (MGAG200FB_CONN_LIMIT * sizeof(struct drm_connector *)), @@ -1476,37 +1472,9 @@ static void mga_crtc_init(struct mga_device *mdev) drm_mode_crtc_set_gamma_size(&mga_crtc->base, MGAG200_LUT_SIZE); mdev->mode_info.crtc = mga_crtc; - for (i = 0; i < MGAG200_LUT_SIZE; i++) { - mga_crtc->lut_r[i] = i; - mga_crtc->lut_g[i] = i; - mga_crtc->lut_b[i] = i; - } - drm_crtc_helper_add(&mga_crtc->base, &mga_helper_funcs); } -/** Sets the color ramps on behalf of fbcon */ -void mga_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green, - u16 blue, int regno) -{ - struct mga_crtc *mga_crtc = to_mga_crtc(crtc); - - mga_crtc->lut_r[regno] = red >> 8; - mga_crtc->lut_g[regno] = green >> 8; - mga_crtc->lut_b[regno] = blue >> 8; -} - -/** Gets the color ramps on behalf of fbcon */ -void mga_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green, - u16 *blue, int regno) -{ - struct mga_crtc *mga_crtc = to_mga_crtc(crtc); - - *red = (u16)mga_crtc->lut_r[regno] << 8; - *green = (u16)mga_crtc->lut_g[regno] << 8; - *blue = (u16)mga_crtc->lut_b[regno] << 8; -} - /* * The encoder comes after the CRTC in the output pipeline, but before * the connector. It's responsible for ensuring that the digital |