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hc
2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4 
 kernel/sound/soc/intel/boards/cht_bsw_rt5645.c
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
12 /*
23  *  cht-bsw-rt5645.c - ASoc Machine driver for Intel Cherryview-based platforms
34  *                     Cherrytrail and Braswell, with RT5645 codec.
....@@ -8,15 +9,6 @@
89  *  This file is modified from cht_bsw_rt5672.c
910  *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1011  *
11
- *  This program is free software; you can redistribute it and/or modify
12
- *  it under the terms of the GNU General Public License as published by
13
- *  the Free Software Foundation; version 2 of the License.
14
- *
15
- *  This program is distributed in the hope that it will be useful, but
16
- *  WITHOUT ANY WARRANTY; without even the implied warranty of
17
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18
- *  General Public License for more details.
19
- *
2012  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2113  */
2214 
....@@ -26,8 +18,6 @@
2618 #include <linux/clk.h>
2719 #include <linux/dmi.h>
2820 #include <linux/slab.h>
29
-#include <asm/cpu_device_id.h>
30
-#include <asm/platform_sst_audio.h>
3121 #include <sound/pcm.h>
3222 #include <sound/pcm_params.h>
3323 #include <sound/soc.h>
....@@ -35,6 +25,7 @@
3525 #include <sound/soc-acpi.h>
3626 #include "../../codecs/rt5645.h"
3727 #include "../atom/sst-atom-controls.h"
28
+#include "../common/soc-intel-quirks.h"
3829 
3930 #define CHT_PLAT_CLK_3_HZ	19200000
4031 #define CHT_CODEC_DAI1	"rt5645-aif1"
....@@ -57,6 +48,7 @@
5748 #define CHT_RT5645_SSP2_AIF2     BIT(16) /* default is using AIF1  */
5849 #define CHT_RT5645_SSP0_AIF1     BIT(17)
5950 #define CHT_RT5645_SSP0_AIF2     BIT(18)
51
+#define CHT_RT5645_PMC_PLT_CLK_0 BIT(19)
6052 
6153 static unsigned long cht_rt5645_quirk = 0;
6254 
....@@ -68,6 +60,8 @@
6860 		dev_info(dev, "quirk SSP0_AIF1 enabled");
6961 	if (cht_rt5645_quirk & CHT_RT5645_SSP0_AIF2)
7062 		dev_info(dev, "quirk SSP0_AIF2 enabled");
63
+	if (cht_rt5645_quirk & CHT_RT5645_PMC_PLT_CLK_0)
64
+		dev_info(dev, "quirk PMC_PLT_CLK_0 enabled");
7165 }
7266 
7367 static int platform_clock_control(struct snd_soc_dapm_widget *w,
....@@ -213,8 +207,8 @@
213207 static int cht_aif1_hw_params(struct snd_pcm_substream *substream,
214208 			     struct snd_pcm_hw_params *params)
215209 {
216
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
217
-	struct snd_soc_dai *codec_dai = rtd->codec_dai;
210
+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
211
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
218212 	int ret;
219213 
220214 	/* set codec PLL source to the 19.2MHz platform clock (MCLK) */
....@@ -235,15 +229,21 @@
235229 	return 0;
236230 }
237231 
238
-/* uncomment when we have a real quirk
239232 static int cht_rt5645_quirk_cb(const struct dmi_system_id *id)
240233 {
241234 	cht_rt5645_quirk = (unsigned long)id->driver_data;
242235 	return 1;
243236 }
244
-*/
245237 
246238 static const struct dmi_system_id cht_rt5645_quirk_table[] = {
239
+	{
240
+		/* Strago family Chromebooks */
241
+		.callback = cht_rt5645_quirk_cb,
242
+		.matches = {
243
+			DMI_MATCH(DMI_PRODUCT_FAMILY, "Intel_Strago"),
244
+		},
245
+		.driver_data = (void *)CHT_RT5645_PMC_PLT_CLK_0,
246
+	},
247247 	{
248248 	},
249249 };
....@@ -252,7 +252,7 @@
252252 {
253253 	struct snd_soc_card *card = runtime->card;
254254 	struct cht_mc_private *ctx = snd_soc_card_get_drvdata(runtime->card);
255
-	struct snd_soc_component *component = runtime->codec_dai->component;
255
+	struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component;
256256 	int jack_type;
257257 	int ret;
258258 
....@@ -359,7 +359,7 @@
359359 		 * with explicit setting to I2S 2ch 16-bit. The word length is set with
360360 		 * dai_set_tdm_slot() since there is no other API exposed
361361 		 */
362
-		ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
362
+		ret = snd_soc_dai_set_fmt(asoc_rtd_to_cpu(rtd, 0),
363363 					SND_SOC_DAIFMT_I2S     |
364364 					SND_SOC_DAIFMT_NB_NF   |
365365 					SND_SOC_DAIFMT_CBS_CFS
....@@ -369,7 +369,7 @@
369369 			return ret;
370370 		}
371371 
372
-		ret = snd_soc_dai_set_fmt(rtd->codec_dai,
372
+		ret = snd_soc_dai_set_fmt(asoc_rtd_to_codec(rtd, 0),
373373 					SND_SOC_DAIFMT_I2S     |
374374 					SND_SOC_DAIFMT_NB_NF   |
375375 					SND_SOC_DAIFMT_CBS_CFS
....@@ -379,7 +379,7 @@
379379 			return ret;
380380 		}
381381 
382
-		ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16);
382
+		ret = snd_soc_dai_set_tdm_slot(asoc_rtd_to_cpu(rtd, 0), 0x3, 0x3, 2, 16);
383383 		if (ret < 0) {
384384 			dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
385385 			return ret;
....@@ -393,7 +393,7 @@
393393 		/*
394394 		 * Default mode for SSP configuration is TDM 4 slot
395395 		 */
396
-		ret = snd_soc_dai_set_fmt(rtd->codec_dai,
396
+		ret = snd_soc_dai_set_fmt(asoc_rtd_to_codec(rtd, 0),
397397 					SND_SOC_DAIFMT_DSP_B |
398398 					SND_SOC_DAIFMT_IB_NF |
399399 					SND_SOC_DAIFMT_CBS_CFS);
....@@ -403,7 +403,7 @@
403403 		}
404404 
405405 		/* TDM 4 slots 24 bit, set Rx & Tx bitmask to 4 active slots */
406
-		ret = snd_soc_dai_set_tdm_slot(rtd->codec_dai, 0xF, 0xF, 4, 24);
406
+		ret = snd_soc_dai_set_tdm_slot(asoc_rtd_to_codec(rtd, 0), 0xF, 0xF, 4, 24);
407407 		if (ret < 0) {
408408 			dev_err(rtd->dev, "can't set codec TDM slot %d\n", ret);
409409 			return ret;
....@@ -426,54 +426,74 @@
426426 	.hw_params = cht_aif1_hw_params,
427427 };
428428 
429
+SND_SOC_DAILINK_DEF(dummy,
430
+	DAILINK_COMP_ARRAY(COMP_DUMMY()));
431
+
432
+SND_SOC_DAILINK_DEF(media,
433
+	DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai")));
434
+
435
+SND_SOC_DAILINK_DEF(deepbuffer,
436
+	DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai")));
437
+
438
+SND_SOC_DAILINK_DEF(ssp2_port,
439
+	DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port")));
440
+SND_SOC_DAILINK_DEF(ssp2_codec,
441
+	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5645:00", "rt5645-aif1")));
442
+
443
+SND_SOC_DAILINK_DEF(platform,
444
+	DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform")));
445
+
429446 static struct snd_soc_dai_link cht_dailink[] = {
430447 	[MERR_DPCM_AUDIO] = {
431448 		.name = "Audio Port",
432449 		.stream_name = "Audio",
433
-		.cpu_dai_name = "media-cpu-dai",
434
-		.codec_dai_name = "snd-soc-dummy-dai",
435
-		.codec_name = "snd-soc-dummy",
436
-		.platform_name = "sst-mfld-platform",
437450 		.nonatomic = true,
438451 		.dynamic = 1,
439452 		.dpcm_playback = 1,
440453 		.dpcm_capture = 1,
441454 		.ops = &cht_aif1_ops,
455
+		SND_SOC_DAILINK_REG(media, dummy, platform),
442456 	},
443457 	[MERR_DPCM_DEEP_BUFFER] = {
444458 		.name = "Deep-Buffer Audio Port",
445459 		.stream_name = "Deep-Buffer Audio",
446
-		.cpu_dai_name = "deepbuffer-cpu-dai",
447
-		.codec_dai_name = "snd-soc-dummy-dai",
448
-		.codec_name = "snd-soc-dummy",
449
-		.platform_name = "sst-mfld-platform",
450460 		.nonatomic = true,
451461 		.dynamic = 1,
452462 		.dpcm_playback = 1,
453463 		.ops = &cht_aif1_ops,
464
+		SND_SOC_DAILINK_REG(deepbuffer, dummy, platform),
454465 	},
455466 	/* CODEC<->CODEC link */
456467 	/* back ends */
457468 	{
458469 		.name = "SSP2-Codec",
459470 		.id = 0,
460
-		.cpu_dai_name = "ssp2-port",
461
-		.platform_name = "sst-mfld-platform",
462471 		.no_pcm = 1,
463
-		.codec_dai_name = "rt5645-aif1",
464
-		.codec_name = "i2c-10EC5645:00",
465472 		.init = cht_codec_init,
466473 		.be_hw_params_fixup = cht_codec_fixup,
467474 		.nonatomic = true,
468475 		.dpcm_playback = 1,
469476 		.dpcm_capture = 1,
470477 		.ops = &cht_be_ssp2_ops,
478
+		SND_SOC_DAILINK_REG(ssp2_port, ssp2_codec, platform),
471479 	},
472480 };
473481 
482
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_BAYTRAIL)
483
+/* use space before codec name to simplify card ID, and simplify driver name */
484
+#define CARD_RT5645_NAME "bytcht rt5645" /* card name 'sof-bytcht rt5645' */
485
+#define CARD_RT5650_NAME "bytcht rt5650" /* card name 'sof-bytcht rt5650' */
486
+#define DRIVER_NAME "SOF"
487
+#else
488
+#define CARD_RT5645_NAME "chtrt5645"
489
+#define CARD_RT5650_NAME "chtrt5650"
490
+#define DRIVER_NAME NULL /* card name will be used for driver name */
491
+#endif
492
+
474493 /* SoC card */
475494 static struct snd_soc_card snd_soc_card_chtrt5645 = {
476
-	.name = "chtrt5645",
495
+	.name = CARD_RT5645_NAME,
496
+	.driver_name = DRIVER_NAME,
477497 	.owner = THIS_MODULE,
478498 	.dai_link = cht_dailink,
479499 	.num_links = ARRAY_SIZE(cht_dailink),
....@@ -486,7 +506,8 @@
486506 };
487507 
488508 static struct snd_soc_card snd_soc_card_chtrt5650 = {
489
-	.name = "chtrt5650",
509
+	.name = CARD_RT5650_NAME,
510
+	.driver_name = DRIVER_NAME,
490511 	.owner = THIS_MODULE,
491512 	.dai_link = cht_dailink,
492513 	.num_links = ARRAY_SIZE(cht_dailink),
....@@ -507,20 +528,6 @@
507528 };
508529 
509530 static char cht_rt5645_codec_name[SND_ACPI_I2C_ID_LEN];
510
-static char cht_rt5645_codec_aif_name[12]; /*  = "rt5645-aif[1|2]" */
511
-static char cht_rt5645_cpu_dai_name[10]; /*  = "ssp[0|2]-port" */
512
-
513
-static bool is_valleyview(void)
514
-{
515
-	static const struct x86_cpu_id cpu_ids[] = {
516
-		{ X86_VENDOR_INTEL, 6, 55 }, /* Valleyview, Bay Trail */
517
-		{}
518
-	};
519
-
520
-	if (!x86_match_cpu(cpu_ids))
521
-		return false;
522
-	return true;
523
-}
524531 
525532 struct acpi_chan_package {   /* ACPICA seems to require 64 bit integers */
526533 	u64 aif_value;       /* 1: AIF1, 2: AIF2 */
....@@ -531,19 +538,21 @@
531538 {
532539 	struct snd_soc_card *card = snd_soc_cards[0].soc_card;
533540 	struct snd_soc_acpi_mach *mach;
541
+	const char *platform_name;
534542 	struct cht_mc_private *drv;
535
-	const char *i2c_name = NULL;
543
+	struct acpi_device *adev;
536544 	bool found = false;
537545 	bool is_bytcr = false;
538546 	int dai_index = 0;
539547 	int ret_val = 0;
540548 	int i;
549
+	const char *mclk_name;
541550 
542551 	drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL);
543552 	if (!drv)
544553 		return -ENOMEM;
545554 
546
-	mach = (&pdev->dev)->platform_data;
555
+	mach = pdev->dev.platform_data;
547556 
548557 	for (i = 0; i < ARRAY_SIZE(snd_soc_cards); i++) {
549558 		if (acpi_dev_found(snd_soc_cards[i].codec_id) &&
....@@ -567,28 +576,27 @@
567576 
568577 	/* set correct codec name */
569578 	for (i = 0; i < ARRAY_SIZE(cht_dailink); i++)
570
-		if (!strcmp(card->dai_link[i].codec_name, "i2c-10EC5645:00")) {
571
-			card->dai_link[i].codec_name = drv->codec_name;
579
+		if (!strcmp(card->dai_link[i].codecs->name,
580
+			    "i2c-10EC5645:00")) {
581
+			card->dai_link[i].codecs->name = drv->codec_name;
572582 			dai_index = i;
573583 		}
574584 
575585 	/* fixup codec name based on HID */
576
-	i2c_name = acpi_dev_get_first_match_name(mach->id, NULL, -1);
577
-	if (i2c_name) {
586
+	adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1);
587
+	if (adev) {
578588 		snprintf(cht_rt5645_codec_name, sizeof(cht_rt5645_codec_name),
579
-			"%s%s", "i2c-", i2c_name);
580
-		cht_dailink[dai_index].codec_name = cht_rt5645_codec_name;
589
+			 "i2c-%s", acpi_dev_name(adev));
590
+		put_device(&adev->dev);
591
+		cht_dailink[dai_index].codecs->name = cht_rt5645_codec_name;
581592 	}
582593 
583594 	/*
584595 	 * swap SSP0 if bytcr is detected
585596 	 * (will be overridden if DMI quirk is detected)
586597 	 */
587
-	if (is_valleyview()) {
588
-		struct sst_platform_info *p_info = mach->pdata;
589
-		const struct sst_res_info *res_info = p_info->res_info;
590
-
591
-		if (res_info->acpi_ipc_irq_index == 0)
598
+	if (soc_intel_is_byt()) {
599
+		if (mach->mach_params.acpi_ipc_irq_index == 0)
592600 			is_bytcr = true;
593601 	}
594602 
....@@ -644,34 +652,30 @@
644652 	log_quirks(&pdev->dev);
645653 
646654 	if ((cht_rt5645_quirk & CHT_RT5645_SSP2_AIF2) ||
647
-		(cht_rt5645_quirk & CHT_RT5645_SSP0_AIF2)) {
648
-
649
-		/* fixup codec aif name */
650
-		snprintf(cht_rt5645_codec_aif_name,
651
-			sizeof(cht_rt5645_codec_aif_name),
652
-			"%s", "rt5645-aif2");
653
-
654
-		cht_dailink[dai_index].codec_dai_name =
655
-			cht_rt5645_codec_aif_name;
656
-	}
655
+	    (cht_rt5645_quirk & CHT_RT5645_SSP0_AIF2))
656
+		cht_dailink[dai_index].codecs->dai_name = "rt5645-aif2";
657657 
658658 	if ((cht_rt5645_quirk & CHT_RT5645_SSP0_AIF1) ||
659
-		(cht_rt5645_quirk & CHT_RT5645_SSP0_AIF2)) {
659
+	    (cht_rt5645_quirk & CHT_RT5645_SSP0_AIF2))
660
+		cht_dailink[dai_index].cpus->dai_name = "ssp0-port";
660661 
661
-		/* fixup cpu dai name name */
662
-		snprintf(cht_rt5645_cpu_dai_name,
663
-			sizeof(cht_rt5645_cpu_dai_name),
664
-			"%s", "ssp0-port");
662
+	/* override plaform name, if required */
663
+	platform_name = mach->mach_params.platform;
665664 
666
-		cht_dailink[dai_index].cpu_dai_name =
667
-			cht_rt5645_cpu_dai_name;
668
-	}
665
+	ret_val = snd_soc_fixup_dai_links_platform_name(card,
666
+							platform_name);
667
+	if (ret_val)
668
+		return ret_val;
669669 
670
-	drv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3");
670
+	if (cht_rt5645_quirk & CHT_RT5645_PMC_PLT_CLK_0)
671
+		mclk_name = "pmc_plt_clk_0";
672
+	else
673
+		mclk_name = "pmc_plt_clk_3";
674
+
675
+	drv->mclk = devm_clk_get(&pdev->dev, mclk_name);
671676 	if (IS_ERR(drv->mclk)) {
672
-		dev_err(&pdev->dev,
673
-			"Failed to get MCLK from pmc_plt_clk_3: %ld\n",
674
-			PTR_ERR(drv->mclk));
677
+		dev_err(&pdev->dev, "Failed to get MCLK from %s: %ld\n",
678
+			mclk_name, PTR_ERR(drv->mclk));
675679 		return PTR_ERR(drv->mclk);
676680 	}
677681 
....@@ -689,6 +693,9 @@
689693 static struct platform_driver snd_cht_mc_driver = {
690694 	.driver = {
691695 		.name = "cht-bsw-rt5645",
696
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_BAYTRAIL)
697
+		.pm = &snd_soc_pm_ops,
698
+#endif
692699 	},
693700 	.probe = snd_cht_mc_probe,
694701 };