516 	ret = fb_alloc_cmap(&info->cmap, 256, 0);  in drm_fb_helper_alloc_info()
549 	if (info->cmap.len)  in drm_fb_helper_release_info()
550 		fb_dealloc_cmap(&info->cmap);  in drm_fb_helper_release_info()
802 static int setcmap_pseudo_palette(struct fb_cmap *cmap, struct fb_info *info)  in setcmap_pseudo_palette()  argument
807 	if (cmap->start + cmap->len > 16)  in setcmap_pseudo_palette()
810 	for (i = 0; i < cmap->len; ++i) {  in setcmap_pseudo_palette()
811 		u16 red = cmap->red[i];  in setcmap_pseudo_palette()
812 		u16 green = cmap->green[i];  in setcmap_pseudo_palette()
813 		u16 blue = cmap->blue[i];  in setcmap_pseudo_palette()
828 		palette[cmap->start + i] = value;  in setcmap_pseudo_palette()
834 static int setcmap_legacy(struct fb_cmap *cmap, struct fb_info *info)  in setcmap_legacy()  argument
850 		if (cmap->start + cmap->len > crtc->gamma_size) {  in setcmap_legacy()
859 		memcpy(r + cmap->start, cmap->red, cmap->len * sizeof(*r));  in setcmap_legacy()
860 		memcpy(g + cmap->start, cmap->green, cmap->len * sizeof(*g));  in setcmap_legacy()
861 		memcpy(b + cmap->start, cmap->blue, cmap->len * sizeof(*b));  in setcmap_legacy()
875 						       struct fb_cmap *cmap)  in setcmap_new_gamma_lut()  argument
883 	if (!size || cmap->start + cmap->len > size)  in setcmap_new_gamma_lut()
891 	if (cmap->start || cmap->len != size) {  in setcmap_new_gamma_lut()
896 		for (i = 0; i < cmap->start; i++) {  in setcmap_new_gamma_lut()
901 		for (i = cmap->start + cmap->len; i < size; i++) {  in setcmap_new_gamma_lut()
908 	for (i = 0; i < cmap->len; i++) {  in setcmap_new_gamma_lut()
909 		lut[cmap->start + i].red = cmap->red[i];  in setcmap_new_gamma_lut()
910 		lut[cmap->start + i].green = cmap->green[i];  in setcmap_new_gamma_lut()
911 		lut[cmap->start + i].blue = cmap->blue[i];  in setcmap_new_gamma_lut()
917 static int setcmap_atomic(struct fb_cmap *cmap, struct fb_info *info)  in setcmap_atomic()  argument
945 			gamma_lut = setcmap_new_gamma_lut(crtc, cmap);  in setcmap_atomic()
982 		memcpy(r + cmap->start, cmap->red, cmap->len * sizeof(*r));  in setcmap_atomic()
983 		memcpy(g + cmap->start, cmap->green, cmap->len * sizeof(*g));  in setcmap_atomic()
984 		memcpy(b + cmap->start, cmap->blue, cmap->len * sizeof(*b));  in setcmap_atomic()
1010 int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info)  in drm_fb_helper_setcmap()  argument
1028 		ret = setcmap_pseudo_palette(cmap, info);  in drm_fb_helper_setcmap()
1030 		ret = setcmap_atomic(cmap, info);  in drm_fb_helper_setcmap()
1032 		ret = setcmap_legacy(cmap, info);  in drm_fb_helper_setcmap()