44 	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);  in mtk_gamma_clk_enable()  local
46 	return clk_prepare_enable(gamma->clk);  in mtk_gamma_clk_enable()
51 	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);  in mtk_gamma_clk_disable()  local
53 	clk_disable_unprepare(gamma->clk);  in mtk_gamma_clk_disable()
80 	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);  in mtk_gamma_set()  local
82 	mtk_gamma_set_common(gamma->regs, state);  in mtk_gamma_set()
89 	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);  in mtk_gamma_config()  local
91 	mtk_ddp_write(cmdq_pkt, h << 16 | w, &gamma->cmdq_reg, gamma->regs,  in mtk_gamma_config()
93 	if (gamma->data && gamma->data->has_dither)  in mtk_gamma_config()
94 		mtk_dither_set_common(gamma->regs, &gamma->cmdq_reg, bpc,  in mtk_gamma_config()
100 	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);  in mtk_gamma_start()  local
102 	writel(GAMMA_EN, gamma->regs + DISP_GAMMA_EN);  in mtk_gamma_start()
107 	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);  in mtk_gamma_stop()  local
109 	writel_relaxed(0x0, gamma->regs + DISP_GAMMA_EN);  in mtk_gamma_stop()
141 		dev_err(dev, "failed to get gamma clk\n");  in mtk_disp_gamma_probe()
148 		dev_err(dev, "failed to ioremap gamma\n");  in mtk_disp_gamma_probe()
180 	{ .compatible = "mediatek,mt8173-disp-gamma",
182 	{ .compatible = "mediatek,mt8183-disp-gamma"},
191 		.name	= "mediatek-disp-gamma",