disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/gpu/drm/msm/hdmi/hdmi.c
..
..
@@ -8,6 +8,8 @@
8
8
 #include <linux/of_irq.h>
9
9
 #include <linux/of_gpio.h>
10
10
 
11
+#include <drm/drm_bridge_connector.h>
12
+
11
13
 #include <sound/hdmi-codec.h>
12
14
 #include "hdmi.h"
13
15
 
..
..
@@ -41,7 +43,7 @@
41
43
 	struct hdmi *hdmi = dev_id;
42
44
 
43
45
 	/* Process HPD: */
44
-	msm_hdmi_connector_irq(hdmi->connector);
46
+	msm_hdmi_hpd_irq(hdmi->bridge);
45
47
 
46
48
 	/* Process DDC: */
47
49
 	msm_hdmi_i2c_irq(hdmi->i2c);
..
..
@@ -245,9 +247,27 @@
245
247
 		hdmi->pwr_clks[i] = clk;
246
248
 	}
247
249
 
250
+	hdmi->hpd_gpiod = devm_gpiod_get_optional(&pdev->dev, "hpd", GPIOD_IN);
251
+	/* This will catch e.g. -EPROBE_DEFER */
252
+	if (IS_ERR(hdmi->hpd_gpiod)) {
253
+		ret = PTR_ERR(hdmi->hpd_gpiod);
254
+		DRM_DEV_ERROR(&pdev->dev, "failed to get hpd gpio: (%d)\n", ret);
255
+		goto fail;
256
+	}
257
+
258
+	if (!hdmi->hpd_gpiod)
259
+		DBG("failed to get HPD gpio");
260
+
261
+	if (hdmi->hpd_gpiod)
262
+		gpiod_set_consumer_name(hdmi->hpd_gpiod, "HDMI_HPD");
263
+
248
264
 	pm_runtime_enable(&pdev->dev);
249
265
 
250
266
 	hdmi->workq = alloc_ordered_workqueue("msm_hdmi", 0);
267
+	if (!hdmi->workq) {
268
+		ret = -ENOMEM;
269
+		goto fail;
270
+	}
251
271
 
252
272
 	hdmi->i2c = msm_hdmi_i2c_init(hdmi);
253
273
 	if (IS_ERR(hdmi->i2c)) {
..
..
@@ -311,13 +331,15 @@
311
331
 		goto fail;
312
332
 	}
313
333
 
314
-	hdmi->connector = msm_hdmi_connector_init(hdmi);
334
+	hdmi->connector = drm_bridge_connector_init(hdmi->dev, encoder);
315
335
 	if (IS_ERR(hdmi->connector)) {
316
336
 		ret = PTR_ERR(hdmi->connector);
317
337
 		DRM_DEV_ERROR(dev->dev, "failed to create HDMI connector: %d\n", ret);
318
338
 		hdmi->connector = NULL;
319
339
 		goto fail;
320
340
 	}
341
+
342
+	drm_connector_attach_encoder(hdmi->connector, hdmi->encoder);
321
343
 
322
344
 	hdmi->irq = irq_of_parse_and_map(pdev->dev.of_node, 0);
323
345
 	if (!hdmi->irq) {
..
..
@@ -335,7 +357,9 @@
335
357
 		goto fail;
336
358
 	}
337
359
 
338
-	ret = msm_hdmi_hpd_enable(hdmi->connector);
360
+	drm_bridge_connector_enable_hpd(hdmi->connector);
361
+
362
+	ret = msm_hdmi_hpd_enable(hdmi->bridge);
339
363
 	if (ret < 0) {
340
364
 		DRM_DEV_ERROR(&hdmi->pdev->dev, "failed to enable HPD: %d\n", ret);
341
365
 		goto fail;
..
..
@@ -421,20 +445,6 @@
421
445
 		HDMI_CFG(pwr_clk, 8x74),
422
446
 		HDMI_CFG(hpd_clk, 8x74),
423
447
 		.hpd_freq      = hpd_clk_freq_8x74,
424
-};
425
-
426
-static const struct {
427
-	const char *name;
428
-	const bool output;
429
-	const int value;
430
-	const char *label;
431
-} msm_hdmi_gpio_pdata[] = {
432
-	{ "qcom,hdmi-tx-ddc-clk", true, 1, "HDMI_DDC_CLK" },
433
-	{ "qcom,hdmi-tx-ddc-data", true, 1, "HDMI_DDC_DATA" },
434
-	{ "qcom,hdmi-tx-hpd", false, 1, "HDMI_HPD" },
435
-	{ "qcom,hdmi-tx-mux-en", true, 1, "HDMI_MUX_EN" },
436
-	{ "qcom,hdmi-tx-mux-sel", true, 0, "HDMI_MUX_SEL" },
437
-	{ "qcom,hdmi-tx-mux-lpm", true, 1, "HDMI_MUX_LPM" },
438
448
 };
439
449
 
440
450
 /*
..
..
@@ -549,7 +559,7 @@
549
559
 	struct hdmi_platform_config *hdmi_cfg;
550
560
 	struct hdmi *hdmi;
551
561
 	struct device_node *of_node = dev->of_node;
552
-	int i, err;
562
+	int err;
553
563
 
554
564
 	hdmi_cfg = (struct hdmi_platform_config *)
555
565
 			of_device_get_match_data(dev);
..
..
@@ -560,42 +570,6 @@
560
570
 
561
571
 	hdmi_cfg->mmio_name     = "core_physical";
562
572
 	hdmi_cfg->qfprom_mmio_name = "qfprom_physical";
563
-
564
-	for (i = 0; i < HDMI_MAX_NUM_GPIO; i++) {
565
-		const char *name = msm_hdmi_gpio_pdata[i].name;
566
-		struct gpio_desc *gpiod;
567
-
568
-		/*
569
-		 * We are fetching the GPIO lines "as is" since the connector
570
-		 * code is enabling and disabling the lines. Until that point
571
-		 * the power-on default value will be kept.
572
-		 */
573
-		gpiod = devm_gpiod_get_optional(dev, name, GPIOD_ASIS);
574
-		/* This will catch e.g. -PROBE_DEFER */
575
-		if (IS_ERR(gpiod))
576
-			return PTR_ERR(gpiod);
577
-		if (!gpiod) {
578
-			/* Try a second time, stripping down the name */
579
-			char name3[32];
580
-
581
-			/*
582
-			 * Try again after stripping out the "qcom,hdmi-tx"
583
-			 * prefix. This is mainly to match "hpd-gpios" used
584
-			 * in the upstream bindings.
585
-			 */
586
-			if (sscanf(name, "qcom,hdmi-tx-%s", name3))
587
-				gpiod = devm_gpiod_get_optional(dev, name3, GPIOD_ASIS);
588
-			if (IS_ERR(gpiod))
589
-				return PTR_ERR(gpiod);
590
-			if (!gpiod)
591
-				DBG("failed to get gpio: %s", name);
592
-		}
593
-		hdmi_cfg->gpios[i].gpiod = gpiod;
594
-		if (gpiod)
595
-			gpiod_set_consumer_name(gpiod, msm_hdmi_gpio_pdata[i].label);
596
-		hdmi_cfg->gpios[i].output = msm_hdmi_gpio_pdata[i].output;
597
-		hdmi_cfg->gpios[i].value = msm_hdmi_gpio_pdata[i].value;
598
-	}
599
573
 
600
574
 	dev->platform_data = hdmi_cfg;
601
575