Lines Matching refs:dpi
162 static void mtk_dpi_mask(struct mtk_dpi *dpi, u32 offset, u32 val, u32 mask) in mtk_dpi_mask() argument
164 u32 tmp = readl(dpi->regs + offset) & ~mask; in mtk_dpi_mask()
167 writel(tmp, dpi->regs + offset); in mtk_dpi_mask()
170 static void mtk_dpi_sw_reset(struct mtk_dpi *dpi, bool reset) in mtk_dpi_sw_reset() argument
172 mtk_dpi_mask(dpi, DPI_RET, reset ? RST : 0, RST); in mtk_dpi_sw_reset()
175 static void mtk_dpi_enable(struct mtk_dpi *dpi) in mtk_dpi_enable() argument
177 mtk_dpi_mask(dpi, DPI_EN, EN, EN); in mtk_dpi_enable()
180 static void mtk_dpi_disable(struct mtk_dpi *dpi) in mtk_dpi_disable() argument
182 mtk_dpi_mask(dpi, DPI_EN, 0, EN); in mtk_dpi_disable()
185 static void mtk_dpi_config_hsync(struct mtk_dpi *dpi, in mtk_dpi_config_hsync() argument
188 mtk_dpi_mask(dpi, DPI_TGEN_HWIDTH, sync->sync_width << HPW, in mtk_dpi_config_hsync()
189 dpi->conf->dimension_mask << HPW); in mtk_dpi_config_hsync()
190 mtk_dpi_mask(dpi, DPI_TGEN_HPORCH, sync->back_porch << HBP, in mtk_dpi_config_hsync()
191 dpi->conf->dimension_mask << HBP); in mtk_dpi_config_hsync()
192 mtk_dpi_mask(dpi, DPI_TGEN_HPORCH, sync->front_porch << HFP, in mtk_dpi_config_hsync()
193 dpi->conf->dimension_mask << HFP); in mtk_dpi_config_hsync()
196 static void mtk_dpi_config_vsync(struct mtk_dpi *dpi, in mtk_dpi_config_vsync() argument
200 mtk_dpi_mask(dpi, width_addr, in mtk_dpi_config_vsync()
203 mtk_dpi_mask(dpi, width_addr, in mtk_dpi_config_vsync()
205 dpi->conf->dimension_mask << VSYNC_WIDTH_SHIFT); in mtk_dpi_config_vsync()
206 mtk_dpi_mask(dpi, porch_addr, in mtk_dpi_config_vsync()
208 dpi->conf->dimension_mask << VSYNC_BACK_PORCH_SHIFT); in mtk_dpi_config_vsync()
209 mtk_dpi_mask(dpi, porch_addr, in mtk_dpi_config_vsync()
211 dpi->conf->dimension_mask << VSYNC_FRONT_PORCH_SHIFT); in mtk_dpi_config_vsync()
214 static void mtk_dpi_config_vsync_lodd(struct mtk_dpi *dpi, in mtk_dpi_config_vsync_lodd() argument
217 mtk_dpi_config_vsync(dpi, sync, DPI_TGEN_VWIDTH, DPI_TGEN_VPORCH); in mtk_dpi_config_vsync_lodd()
220 static void mtk_dpi_config_vsync_leven(struct mtk_dpi *dpi, in mtk_dpi_config_vsync_leven() argument
223 mtk_dpi_config_vsync(dpi, sync, DPI_TGEN_VWIDTH_LEVEN, in mtk_dpi_config_vsync_leven()
227 static void mtk_dpi_config_vsync_rodd(struct mtk_dpi *dpi, in mtk_dpi_config_vsync_rodd() argument
230 mtk_dpi_config_vsync(dpi, sync, DPI_TGEN_VWIDTH_RODD, in mtk_dpi_config_vsync_rodd()
234 static void mtk_dpi_config_vsync_reven(struct mtk_dpi *dpi, in mtk_dpi_config_vsync_reven() argument
237 mtk_dpi_config_vsync(dpi, sync, DPI_TGEN_VWIDTH_REVEN, in mtk_dpi_config_vsync_reven()
241 static void mtk_dpi_config_pol(struct mtk_dpi *dpi, in mtk_dpi_config_pol() argument
250 if (dpi->conf->is_ck_de_pol) { in mtk_dpi_config_pol()
258 mtk_dpi_mask(dpi, DPI_OUTPUT_SETTING, pol, mask); in mtk_dpi_config_pol()
261 static void mtk_dpi_config_3d(struct mtk_dpi *dpi, bool en_3d) in mtk_dpi_config_3d() argument
263 mtk_dpi_mask(dpi, DPI_CON, en_3d ? TDFP_EN : 0, TDFP_EN); in mtk_dpi_config_3d()
266 static void mtk_dpi_config_interface(struct mtk_dpi *dpi, bool inter) in mtk_dpi_config_interface() argument
268 mtk_dpi_mask(dpi, DPI_CON, inter ? INTL_EN : 0, INTL_EN); in mtk_dpi_config_interface()
271 static void mtk_dpi_config_fb_size(struct mtk_dpi *dpi, u32 width, u32 height) in mtk_dpi_config_fb_size() argument
273 mtk_dpi_mask(dpi, DPI_SIZE, width << HSIZE, in mtk_dpi_config_fb_size()
274 dpi->conf->hvsize_mask << HSIZE); in mtk_dpi_config_fb_size()
275 mtk_dpi_mask(dpi, DPI_SIZE, height << VSIZE, in mtk_dpi_config_fb_size()
276 dpi->conf->hvsize_mask << VSIZE); in mtk_dpi_config_fb_size()
279 static void mtk_dpi_config_channel_limit(struct mtk_dpi *dpi) in mtk_dpi_config_channel_limit() argument
283 if (drm_default_rgb_quant_range(&dpi->mode) == in mtk_dpi_config_channel_limit()
296 mtk_dpi_mask(dpi, DPI_Y_LIMIT, limit.y_bottom << Y_LIMINT_BOT, in mtk_dpi_config_channel_limit()
298 mtk_dpi_mask(dpi, DPI_Y_LIMIT, limit.y_top << Y_LIMINT_TOP, in mtk_dpi_config_channel_limit()
300 mtk_dpi_mask(dpi, DPI_C_LIMIT, limit.c_bottom << C_LIMIT_BOT, in mtk_dpi_config_channel_limit()
302 mtk_dpi_mask(dpi, DPI_C_LIMIT, limit.c_top << C_LIMIT_TOP, in mtk_dpi_config_channel_limit()
306 static void mtk_dpi_config_bit_num(struct mtk_dpi *dpi, in mtk_dpi_config_bit_num() argument
328 mtk_dpi_mask(dpi, DPI_OUTPUT_SETTING, val << OUT_BIT, in mtk_dpi_config_bit_num()
332 static void mtk_dpi_config_yc_map(struct mtk_dpi *dpi, in mtk_dpi_config_yc_map() argument
358 mtk_dpi_mask(dpi, DPI_OUTPUT_SETTING, val << YC_MAP, YC_MAP_MASK); in mtk_dpi_config_yc_map()
361 static void mtk_dpi_config_channel_swap(struct mtk_dpi *dpi, in mtk_dpi_config_channel_swap() argument
390 mtk_dpi_mask(dpi, DPI_OUTPUT_SETTING, in mtk_dpi_config_channel_swap()
391 val << dpi->conf->channel_swap_shift, in mtk_dpi_config_channel_swap()
392 CH_SWAP_MASK << dpi->conf->channel_swap_shift); in mtk_dpi_config_channel_swap()
395 static void mtk_dpi_config_yuv422_enable(struct mtk_dpi *dpi, bool enable) in mtk_dpi_config_yuv422_enable() argument
397 mtk_dpi_mask(dpi, DPI_CON, enable ? dpi->conf->yuv422_en_bit : 0, in mtk_dpi_config_yuv422_enable()
398 dpi->conf->yuv422_en_bit); in mtk_dpi_config_yuv422_enable()
401 static void mtk_dpi_config_csc_enable(struct mtk_dpi *dpi, bool enable) in mtk_dpi_config_csc_enable() argument
403 mtk_dpi_mask(dpi, DPI_CON, enable ? dpi->conf->csc_enable_bit : 0, in mtk_dpi_config_csc_enable()
404 dpi->conf->csc_enable_bit); in mtk_dpi_config_csc_enable()
407 static void mtk_dpi_config_swap_input(struct mtk_dpi *dpi, bool enable) in mtk_dpi_config_swap_input() argument
409 mtk_dpi_mask(dpi, DPI_CON, enable ? IN_RB_SWAP : 0, IN_RB_SWAP); in mtk_dpi_config_swap_input()
412 static void mtk_dpi_config_2n_h_fre(struct mtk_dpi *dpi) in mtk_dpi_config_2n_h_fre() argument
414 mtk_dpi_mask(dpi, dpi->conf->reg_h_fre_con, H_FRE_2N, H_FRE_2N); in mtk_dpi_config_2n_h_fre()
417 static void mtk_dpi_config_disable_edge(struct mtk_dpi *dpi) in mtk_dpi_config_disable_edge() argument
419 if (dpi->conf->edge_sel_en) in mtk_dpi_config_disable_edge()
420 mtk_dpi_mask(dpi, dpi->conf->reg_h_fre_con, 0, EDGE_SEL_EN); in mtk_dpi_config_disable_edge()
423 static void mtk_dpi_config_color_format(struct mtk_dpi *dpi, in mtk_dpi_config_color_format() argument
426 mtk_dpi_config_channel_swap(dpi, MTK_DPI_OUT_CHANNEL_SWAP_RGB); in mtk_dpi_config_color_format()
429 mtk_dpi_config_yuv422_enable(dpi, true); in mtk_dpi_config_color_format()
430 mtk_dpi_config_csc_enable(dpi, true); in mtk_dpi_config_color_format()
436 mtk_dpi_mask(dpi, DPI_MATRIX_SET, dpi->mode.hdisplay <= 720 ? in mtk_dpi_config_color_format()
440 mtk_dpi_config_yuv422_enable(dpi, false); in mtk_dpi_config_color_format()
441 mtk_dpi_config_csc_enable(dpi, false); in mtk_dpi_config_color_format()
442 if (dpi->conf->swap_input_support) in mtk_dpi_config_color_format()
443 mtk_dpi_config_swap_input(dpi, false); in mtk_dpi_config_color_format()
447 static void mtk_dpi_dual_edge(struct mtk_dpi *dpi) in mtk_dpi_dual_edge() argument
449 if ((dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_LE) || in mtk_dpi_dual_edge()
450 (dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_BE)) { in mtk_dpi_dual_edge()
451 mtk_dpi_mask(dpi, DPI_DDR_SETTING, DDR_EN | DDR_4PHASE, in mtk_dpi_dual_edge()
453 mtk_dpi_mask(dpi, DPI_OUTPUT_SETTING, in mtk_dpi_dual_edge()
454 dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_LE ? in mtk_dpi_dual_edge()
456 if (dpi->conf->edge_cfg_in_mmsys) in mtk_dpi_dual_edge()
457 mtk_mmsys_ddp_dpi_fmt_config(dpi->mmsys_dev, MTK_DPI_RGB888_DDR_CON); in mtk_dpi_dual_edge()
459 mtk_dpi_mask(dpi, DPI_DDR_SETTING, DDR_EN | DDR_4PHASE, 0); in mtk_dpi_dual_edge()
460 if (dpi->conf->edge_cfg_in_mmsys) in mtk_dpi_dual_edge()
461 mtk_mmsys_ddp_dpi_fmt_config(dpi->mmsys_dev, MTK_DPI_RGB888_SDR_CON); in mtk_dpi_dual_edge()
465 static void mtk_dpi_power_off(struct mtk_dpi *dpi) in mtk_dpi_power_off() argument
467 if (WARN_ON(dpi->refcount == 0)) in mtk_dpi_power_off()
470 if (--dpi->refcount != 0) in mtk_dpi_power_off()
473 mtk_dpi_disable(dpi); in mtk_dpi_power_off()
474 clk_disable_unprepare(dpi->pixel_clk); in mtk_dpi_power_off()
475 clk_disable_unprepare(dpi->engine_clk); in mtk_dpi_power_off()
478 static int mtk_dpi_power_on(struct mtk_dpi *dpi) in mtk_dpi_power_on() argument
482 if (++dpi->refcount != 1) in mtk_dpi_power_on()
485 ret = clk_prepare_enable(dpi->engine_clk); in mtk_dpi_power_on()
487 dev_err(dpi->dev, "Failed to enable engine clock: %d\n", ret); in mtk_dpi_power_on()
491 ret = clk_prepare_enable(dpi->pixel_clk); in mtk_dpi_power_on()
493 dev_err(dpi->dev, "Failed to enable pixel clock: %d\n", ret); in mtk_dpi_power_on()
500 clk_disable_unprepare(dpi->engine_clk); in mtk_dpi_power_on()
502 dpi->refcount--; in mtk_dpi_power_on()
506 static int mtk_dpi_set_display_mode(struct mtk_dpi *dpi, in mtk_dpi_set_display_mode() argument
520 factor = dpi->conf->cal_factor(mode->clock); in mtk_dpi_set_display_mode()
524 dev_dbg(dpi->dev, "Want PLL %lu Hz, pixel clock %lu Hz\n", in mtk_dpi_set_display_mode()
527 clk_set_rate(dpi->tvd_clk, pll_rate); in mtk_dpi_set_display_mode()
528 pll_rate = clk_get_rate(dpi->tvd_clk); in mtk_dpi_set_display_mode()
536 vm.pixelclock /= dpi->conf->pixels_per_iter; in mtk_dpi_set_display_mode()
538 if ((dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_LE) || in mtk_dpi_set_display_mode()
539 (dpi->output_fmt == MEDIA_BUS_FMT_RGB888_2X12_BE)) in mtk_dpi_set_display_mode()
540 clk_set_rate(dpi->pixel_clk, vm.pixelclock * 2); in mtk_dpi_set_display_mode()
542 clk_set_rate(dpi->pixel_clk, vm.pixelclock); in mtk_dpi_set_display_mode()
545 vm.pixelclock = clk_get_rate(dpi->pixel_clk); in mtk_dpi_set_display_mode()
547 dev_dbg(dpi->dev, "Got PLL %lu Hz, pixel clock %lu Hz\n", in mtk_dpi_set_display_mode()
562 hsync.sync_width = vm.hsync_len / dpi->conf->pixels_per_iter; in mtk_dpi_set_display_mode()
563 hsync.back_porch = vm.hback_porch / dpi->conf->pixels_per_iter; in mtk_dpi_set_display_mode()
564 hsync.front_porch = vm.hfront_porch / dpi->conf->pixels_per_iter; in mtk_dpi_set_display_mode()
587 mtk_dpi_sw_reset(dpi, true); in mtk_dpi_set_display_mode()
588 mtk_dpi_config_pol(dpi, &dpi_pol); in mtk_dpi_set_display_mode()
590 mtk_dpi_config_hsync(dpi, &hsync); in mtk_dpi_set_display_mode()
591 mtk_dpi_config_vsync_lodd(dpi, &vsync_lodd); in mtk_dpi_set_display_mode()
592 mtk_dpi_config_vsync_rodd(dpi, &vsync_rodd); in mtk_dpi_set_display_mode()
593 mtk_dpi_config_vsync_leven(dpi, &vsync_leven); in mtk_dpi_set_display_mode()
594 mtk_dpi_config_vsync_reven(dpi, &vsync_reven); in mtk_dpi_set_display_mode()
596 mtk_dpi_config_3d(dpi, !!(mode->flags & DRM_MODE_FLAG_3D_MASK)); in mtk_dpi_set_display_mode()
597 mtk_dpi_config_interface(dpi, !!(vm.flags & in mtk_dpi_set_display_mode()
600 mtk_dpi_config_fb_size(dpi, vm.hactive, vm.vactive >> 1); in mtk_dpi_set_display_mode()
602 mtk_dpi_config_fb_size(dpi, vm.hactive, vm.vactive); in mtk_dpi_set_display_mode()
604 mtk_dpi_config_channel_limit(dpi); in mtk_dpi_set_display_mode()
605 mtk_dpi_config_bit_num(dpi, dpi->bit_num); in mtk_dpi_set_display_mode()
606 mtk_dpi_config_channel_swap(dpi, dpi->channel_swap); in mtk_dpi_set_display_mode()
607 mtk_dpi_config_color_format(dpi, dpi->color_format); in mtk_dpi_set_display_mode()
608 if (dpi->conf->support_direct_pin) { in mtk_dpi_set_display_mode()
609 mtk_dpi_config_yc_map(dpi, dpi->yc_map); in mtk_dpi_set_display_mode()
610 mtk_dpi_config_2n_h_fre(dpi); in mtk_dpi_set_display_mode()
611 mtk_dpi_dual_edge(dpi); in mtk_dpi_set_display_mode()
612 mtk_dpi_config_disable_edge(dpi); in mtk_dpi_set_display_mode()
614 if (dpi->conf->input_2pixel) { in mtk_dpi_set_display_mode()
615 mtk_dpi_mask(dpi, DPI_CON, DPINTF_INPUT_2P_EN, in mtk_dpi_set_display_mode()
618 mtk_dpi_sw_reset(dpi, false); in mtk_dpi_set_display_mode()
629 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_atomic_get_output_bus_fmts() local
634 if (!dpi->conf->output_fmts) { in mtk_dpi_bridge_atomic_get_output_bus_fmts()
635 dev_err(dpi->dev, "output_fmts should not be null\n"); in mtk_dpi_bridge_atomic_get_output_bus_fmts()
639 output_fmts = kcalloc(dpi->conf->num_output_fmts, sizeof(*output_fmts), in mtk_dpi_bridge_atomic_get_output_bus_fmts()
644 *num_output_fmts = dpi->conf->num_output_fmts; in mtk_dpi_bridge_atomic_get_output_bus_fmts()
646 memcpy(output_fmts, dpi->conf->output_fmts, in mtk_dpi_bridge_atomic_get_output_bus_fmts()
647 sizeof(*output_fmts) * dpi->conf->num_output_fmts); in mtk_dpi_bridge_atomic_get_output_bus_fmts()
679 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_atomic_check() local
685 if (dpi->conf->num_output_fmts) in mtk_dpi_bridge_atomic_check()
686 out_bus_format = dpi->conf->output_fmts[0]; in mtk_dpi_bridge_atomic_check()
688 dev_dbg(dpi->dev, "input format 0x%04x, output format 0x%04x\n", in mtk_dpi_bridge_atomic_check()
692 dpi->output_fmt = out_bus_format; in mtk_dpi_bridge_atomic_check()
693 dpi->bit_num = MTK_DPI_OUT_BIT_NUM_8BITS; in mtk_dpi_bridge_atomic_check()
694 dpi->channel_swap = MTK_DPI_OUT_CHANNEL_SWAP_RGB; in mtk_dpi_bridge_atomic_check()
695 dpi->yc_map = MTK_DPI_OUT_YC_MAP_RGB; in mtk_dpi_bridge_atomic_check()
697 dpi->color_format = MTK_DPI_COLOR_FORMAT_YCBCR_422; in mtk_dpi_bridge_atomic_check()
699 dpi->color_format = MTK_DPI_COLOR_FORMAT_RGB; in mtk_dpi_bridge_atomic_check()
707 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_attach() local
709 return drm_bridge_attach(bridge->encoder, dpi->next_bridge, in mtk_dpi_bridge_attach()
710 &dpi->bridge, flags); in mtk_dpi_bridge_attach()
717 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_mode_set() local
719 drm_mode_copy(&dpi->mode, adjusted_mode); in mtk_dpi_bridge_mode_set()
724 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_disable() local
726 mtk_dpi_power_off(dpi); in mtk_dpi_bridge_disable()
728 if (dpi->pinctrl && dpi->pins_gpio) in mtk_dpi_bridge_disable()
729 pinctrl_select_state(dpi->pinctrl, dpi->pins_gpio); in mtk_dpi_bridge_disable()
734 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_enable() local
736 if (dpi->pinctrl && dpi->pins_dpi) in mtk_dpi_bridge_enable()
737 pinctrl_select_state(dpi->pinctrl, dpi->pins_dpi); in mtk_dpi_bridge_enable()
739 mtk_dpi_power_on(dpi); in mtk_dpi_bridge_enable()
740 mtk_dpi_set_display_mode(dpi, &dpi->mode); in mtk_dpi_bridge_enable()
741 mtk_dpi_enable(dpi); in mtk_dpi_bridge_enable()
749 struct mtk_dpi *dpi = bridge_to_dpi(bridge); in mtk_dpi_bridge_mode_valid() local
751 if (mode->clock > dpi->conf->max_clock_khz) in mtk_dpi_bridge_mode_valid()
773 struct mtk_dpi *dpi = dev_get_drvdata(dev); in mtk_dpi_start() local
775 mtk_dpi_power_on(dpi); in mtk_dpi_start()
780 struct mtk_dpi *dpi = dev_get_drvdata(dev); in mtk_dpi_stop() local
782 mtk_dpi_power_off(dpi); in mtk_dpi_stop()
787 struct mtk_dpi *dpi = dev_get_drvdata(dev); in mtk_dpi_bind() local
792 dpi->mmsys_dev = priv->mmsys_dev; in mtk_dpi_bind()
793 ret = drm_simple_encoder_init(drm_dev, &dpi->encoder, in mtk_dpi_bind()
800 dpi->encoder.possible_crtcs = mtk_drm_find_possible_crtc_by_comp(drm_dev, dpi->dev); in mtk_dpi_bind()
802 ret = drm_bridge_attach(&dpi->encoder, &dpi->bridge, NULL, in mtk_dpi_bind()
807 dpi->connector = drm_bridge_connector_init(drm_dev, &dpi->encoder); in mtk_dpi_bind()
808 if (IS_ERR(dpi->connector)) { in mtk_dpi_bind()
810 ret = PTR_ERR(dpi->connector); in mtk_dpi_bind()
813 drm_connector_attach_encoder(dpi->connector, &dpi->encoder); in mtk_dpi_bind()
818 drm_encoder_cleanup(&dpi->encoder); in mtk_dpi_bind()
825 struct mtk_dpi *dpi = dev_get_drvdata(dev); in mtk_dpi_unbind() local
827 drm_encoder_cleanup(&dpi->encoder); in mtk_dpi_unbind()
1009 struct mtk_dpi *dpi; in mtk_dpi_probe() local
1013 dpi = devm_kzalloc(dev, sizeof(*dpi), GFP_KERNEL); in mtk_dpi_probe()
1014 if (!dpi) in mtk_dpi_probe()
1017 dpi->dev = dev; in mtk_dpi_probe()
1018 dpi->conf = (struct mtk_dpi_conf *)of_device_get_match_data(dev); in mtk_dpi_probe()
1019 dpi->output_fmt = MEDIA_BUS_FMT_RGB888_1X24; in mtk_dpi_probe()
1021 dpi->pinctrl = devm_pinctrl_get(&pdev->dev); in mtk_dpi_probe()
1022 if (IS_ERR(dpi->pinctrl)) { in mtk_dpi_probe()
1023 dpi->pinctrl = NULL; in mtk_dpi_probe()
1026 if (dpi->pinctrl) { in mtk_dpi_probe()
1027 dpi->pins_gpio = pinctrl_lookup_state(dpi->pinctrl, "sleep"); in mtk_dpi_probe()
1028 if (IS_ERR(dpi->pins_gpio)) { in mtk_dpi_probe()
1029 dpi->pins_gpio = NULL; in mtk_dpi_probe()
1032 if (dpi->pins_gpio) in mtk_dpi_probe()
1033 pinctrl_select_state(dpi->pinctrl, dpi->pins_gpio); in mtk_dpi_probe()
1035 dpi->pins_dpi = pinctrl_lookup_state(dpi->pinctrl, "default"); in mtk_dpi_probe()
1036 if (IS_ERR(dpi->pins_dpi)) { in mtk_dpi_probe()
1037 dpi->pins_dpi = NULL; in mtk_dpi_probe()
1042 dpi->regs = devm_ioremap_resource(dev, mem); in mtk_dpi_probe()
1043 if (IS_ERR(dpi->regs)) { in mtk_dpi_probe()
1044 ret = PTR_ERR(dpi->regs); in mtk_dpi_probe()
1049 dpi->engine_clk = devm_clk_get(dev, "engine"); in mtk_dpi_probe()
1050 if (IS_ERR(dpi->engine_clk)) { in mtk_dpi_probe()
1051 ret = PTR_ERR(dpi->engine_clk); in mtk_dpi_probe()
1058 dpi->pixel_clk = devm_clk_get(dev, "pixel"); in mtk_dpi_probe()
1059 if (IS_ERR(dpi->pixel_clk)) { in mtk_dpi_probe()
1060 ret = PTR_ERR(dpi->pixel_clk); in mtk_dpi_probe()
1067 dpi->tvd_clk = devm_clk_get(dev, "pll"); in mtk_dpi_probe()
1068 if (IS_ERR(dpi->tvd_clk)) { in mtk_dpi_probe()
1069 ret = PTR_ERR(dpi->tvd_clk); in mtk_dpi_probe()
1076 dpi->irq = platform_get_irq(pdev, 0); in mtk_dpi_probe()
1077 if (dpi->irq <= 0) in mtk_dpi_probe()
1081 NULL, &dpi->next_bridge); in mtk_dpi_probe()
1085 dev_info(dev, "Found bridge node: %pOF\n", dpi->next_bridge->of_node); in mtk_dpi_probe()
1087 platform_set_drvdata(pdev, dpi); in mtk_dpi_probe()
1089 dpi->bridge.funcs = &mtk_dpi_bridge_funcs; in mtk_dpi_probe()
1090 dpi->bridge.of_node = dev->of_node; in mtk_dpi_probe()
1091 dpi->bridge.type = DRM_MODE_CONNECTOR_DPI; in mtk_dpi_probe()
1093 drm_bridge_add(&dpi->bridge); in mtk_dpi_probe()
1097 drm_bridge_remove(&dpi->bridge); in mtk_dpi_probe()
1107 struct mtk_dpi *dpi = platform_get_drvdata(pdev); in mtk_dpi_remove() local
1110 drm_bridge_remove(&dpi->bridge); in mtk_dpi_remove()