45 	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);  in mtk_gamma_clk_enable()  local
47 	return clk_prepare_enable(gamma->clk);  in mtk_gamma_clk_enable()
52 	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);  in mtk_gamma_clk_disable()  local
54 	clk_disable_unprepare(gamma->clk);  in mtk_gamma_clk_disable()
93 	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);  in mtk_gamma_set()  local
96 	if (gamma->data)  in mtk_gamma_set()
97 		lut_diff = gamma->data->lut_diff;  in mtk_gamma_set()
99 	mtk_gamma_set_common(gamma->regs, state, lut_diff);  in mtk_gamma_set()
106 	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);  in mtk_gamma_config()  local
108 	mtk_ddp_write(cmdq_pkt, h << 16 | w, &gamma->cmdq_reg, gamma->regs,  in mtk_gamma_config()
110 	if (gamma->data && gamma->data->has_dither)  in mtk_gamma_config()
111 		mtk_dither_set_common(gamma->regs, &gamma->cmdq_reg, bpc,  in mtk_gamma_config()
117 	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);  in mtk_gamma_start()  local
119 	writel(GAMMA_EN, gamma->regs + DISP_GAMMA_EN);  in mtk_gamma_start()
124 	struct mtk_disp_gamma *gamma = dev_get_drvdata(dev);  in mtk_gamma_stop()  local
126 	writel_relaxed(0x0, gamma->regs + DISP_GAMMA_EN);  in mtk_gamma_stop()
158 		dev_err(dev, "failed to get gamma clk\n");  in mtk_disp_gamma_probe()
165 		dev_err(dev, "failed to ioremap gamma\n");  in mtk_disp_gamma_probe()
199 	{ .compatible = "mediatek,mt8173-disp-gamma",
201 	{ .compatible = "mediatek,mt8183-disp-gamma",
211 		.name	= "mediatek-disp-gamma",