staging: bcm2835-audio: Remove code for non device tree init

The bcm2835-audio driver has a legacy code path for initializing
devices without a device tree.  Delete this code path and remove
the non device tree devices.

Signed-off-by: Michael Zoran <mzoran@crowfest.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/bcm2835-audio/bcm2835.c

@@ -21,12 +21,6 @@
 
 #include "bcm2835.h"
 
-/* module parameters (see "Module Parameters") */
-/* SNDRV_CARDS: maximum number of cards supported by this module */
-static int index[MAX_SUBSTREAMS] = {[0 ... (MAX_SUBSTREAMS - 1)] = -1};
-static char *id[MAX_SUBSTREAMS] = {[0 ... (MAX_SUBSTREAMS - 1)] = NULL};
-static int enable[MAX_SUBSTREAMS] = {[0 ... (MAX_SUBSTREAMS - 1)] = 1};
-
 /* HACKY global pointers needed for successive probes to work : ssp
  * But compared against the changes we will have to do in VC audio_ipc code
  * to export 8 audio_ipc devices as a single IPC device and then monitor all
@@ -162,103 +156,6 @@ err_free:
 	return err;
 }
 
-static int snd_bcm2835_alsa_probe(struct platform_device *pdev)
-{
-	static int dev;
-	struct bcm2835_chip *chip;
-	struct snd_card *card;
-	int err;
-
-	if (pdev->dev.of_node)
-		return snd_bcm2835_alsa_probe_dt(pdev);
-
-	if (dev >= MAX_SUBSTREAMS)
-		return -ENODEV;
-
-	if (!enable[dev]) {
-		dev++;
-		return -ENOENT;
-	}
-
-	if (dev > 0)
-		goto add_register_map;
-
-	err = snd_card_new(&pdev->dev, index[dev], id[dev], THIS_MODULE, 0, &g_card);
-	if (err < 0)
-		goto out;
-
-	snd_card_set_dev(g_card, &pdev->dev);
-	strcpy(g_card->driver, "bcm2835");
-	strcpy(g_card->shortname, "bcm2835 ALSA");
-	sprintf(g_card->longname, "%s", g_card->shortname);
-
-	err = snd_bcm2835_create(g_card, pdev, &chip);
-	if (err < 0) {
-		dev_err(&pdev->dev, "Failed to create bcm2835 chip\n");
-		goto out_bcm2835_create;
-	}
-
-	g_chip = chip;
-	err = snd_bcm2835_new_pcm(chip);
-	if (err < 0) {
-		dev_err(&pdev->dev, "Failed to create new BCM2835 pcm device\n");
-		goto out_bcm2835_new_pcm;
-	}
-
-	err = snd_bcm2835_new_spdif_pcm(chip);
-	if (err < 0) {
-		dev_err(&pdev->dev, "Failed to create new BCM2835 spdif pcm device\n");
-		goto out_bcm2835_new_spdif;
-	}
-
-	err = snd_bcm2835_new_ctl(chip);
-	if (err < 0) {
-		dev_err(&pdev->dev, "Failed to create new BCM2835 ctl\n");
-		goto out_bcm2835_new_ctl;
-	}
-
-add_register_map:
-	card = g_card;
-	chip = g_chip;
-
-	BUG_ON(!(card && chip));
-
-	chip->avail_substreams |= (1 << dev);
-	chip->pdev[dev] = pdev;
-
-	if (!dev) {
-		err = snd_card_register(card);
-		if (err < 0) {
-			dev_err(&pdev->dev,
-				"Failed to register bcm2835 ALSA card \n");
-			goto out_card_register;
-		}
-		platform_set_drvdata(pdev, card);
-		audio_info("bcm2835 ALSA card created!\n");
-	} else {
-		audio_info("bcm2835 ALSA chip created!\n");
-		platform_set_drvdata(pdev, (void*)(long)dev);
-	}
-
-	dev++;
-
-	return 0;
-
-out_card_register:
-	out_bcm2835_new_ctl :
-		out_bcm2835_new_spdif :
-		out_bcm2835_new_pcm :
-		out_bcm2835_create :
-		BUG_ON(!g_card);
-	if (snd_card_free(g_card))
-		dev_err(&pdev->dev, "Failed to free Registered alsa card\n");
-	g_card = NULL;
-out:
-	dev = SNDRV_CARDS; /* stop more avail_substreams from being probed */
-	dev_err(&pdev->dev, "BCM2835 ALSA Probe failed !!\n");
-	return err;
-}
-
 static int snd_bcm2835_alsa_remove(struct platform_device *pdev)
 {
 	int idx;
@@ -316,7 +213,7 @@ static const struct of_device_id snd_bcm2835_of_match_table[] = {
 MODULE_DEVICE_TABLE(of, snd_bcm2835_of_match_table);
 
 static struct platform_driver bcm2835_alsa0_driver = {
-	.probe = snd_bcm2835_alsa_probe,
+	.probe = snd_bcm2835_alsa_probe_dt,
 	.remove = snd_bcm2835_alsa_remove,
 #ifdef CONFIG_PM
 	.suspend = snd_bcm2835_alsa_suspend,
@@ -330,185 +227,21 @@ static struct platform_driver bcm2835_alsa0_driver = {
 	},
 };
 
-static struct platform_driver bcm2835_alsa1_driver = {
-	.probe = snd_bcm2835_alsa_probe,
-	.remove = snd_bcm2835_alsa_remove,
-#ifdef CONFIG_PM
-	.suspend = snd_bcm2835_alsa_suspend,
-	.resume = snd_bcm2835_alsa_resume,
-#endif
-	.driver =
-	{
-		.name = "bcm2835_AUD1",
-		.owner = THIS_MODULE,
-	},
-};
-
-static struct platform_driver bcm2835_alsa2_driver = {
-	.probe = snd_bcm2835_alsa_probe,
-	.remove = snd_bcm2835_alsa_remove,
-#ifdef CONFIG_PM
-	.suspend = snd_bcm2835_alsa_suspend,
-	.resume = snd_bcm2835_alsa_resume,
-#endif
-	.driver =
-	{
-		.name = "bcm2835_AUD2",
-		.owner = THIS_MODULE,
-	},
-};
-
-static struct platform_driver bcm2835_alsa3_driver = {
-	.probe = snd_bcm2835_alsa_probe,
-	.remove = snd_bcm2835_alsa_remove,
-#ifdef CONFIG_PM
-	.suspend = snd_bcm2835_alsa_suspend,
-	.resume = snd_bcm2835_alsa_resume,
-#endif
-	.driver =
-	{
-		.name = "bcm2835_AUD3",
-		.owner = THIS_MODULE,
-	},
-};
-
-static struct platform_driver bcm2835_alsa4_driver = {
-	.probe = snd_bcm2835_alsa_probe,
-	.remove = snd_bcm2835_alsa_remove,
-#ifdef CONFIG_PM
-	.suspend = snd_bcm2835_alsa_suspend,
-	.resume = snd_bcm2835_alsa_resume,
-#endif
-	.driver =
-	{
-		.name = "bcm2835_AUD4",
-		.owner = THIS_MODULE,
-	},
-};
-
-static struct platform_driver bcm2835_alsa5_driver = {
-	.probe = snd_bcm2835_alsa_probe,
-	.remove = snd_bcm2835_alsa_remove,
-#ifdef CONFIG_PM
-	.suspend = snd_bcm2835_alsa_suspend,
-	.resume = snd_bcm2835_alsa_resume,
-#endif
-	.driver =
-	{
-		.name = "bcm2835_AUD5",
-		.owner = THIS_MODULE,
-	},
-};
-
-static struct platform_driver bcm2835_alsa6_driver = {
-	.probe = snd_bcm2835_alsa_probe,
-	.remove = snd_bcm2835_alsa_remove,
-#ifdef CONFIG_PM
-	.suspend = snd_bcm2835_alsa_suspend,
-	.resume = snd_bcm2835_alsa_resume,
-#endif
-	.driver =
-	{
-		.name = "bcm2835_AUD6",
-		.owner = THIS_MODULE,
-	},
-};
-
-static struct platform_driver bcm2835_alsa7_driver = {
-	.probe = snd_bcm2835_alsa_probe,
-	.remove = snd_bcm2835_alsa_remove,
-#ifdef CONFIG_PM
-	.suspend = snd_bcm2835_alsa_suspend,
-	.resume = snd_bcm2835_alsa_resume,
-#endif
-	.driver =
-	{
-		.name = "bcm2835_AUD7",
-		.owner = THIS_MODULE,
-	},
-};
-
 static int bcm2835_alsa_device_init(void)
 {
 	int err;
 	err = platform_driver_register(&bcm2835_alsa0_driver);
 	if (err) {
 		pr_err("Error registering bcm2835_alsa0_driver %d .\n", err);
-		goto out;
-	}
-
-	err = platform_driver_register(&bcm2835_alsa1_driver);
-	if (err) {
-		pr_err("Error registering bcm2835_alsa0_driver %d .\n", err);
-		goto unregister_0;
-	}
-
-	err = platform_driver_register(&bcm2835_alsa2_driver);
-	if (err) {
-		pr_err("Error registering bcm2835_alsa0_driver %d .\n", err);
-		goto unregister_1;
-	}
-
-	err = platform_driver_register(&bcm2835_alsa3_driver);
-	if (err) {
-		pr_err("Error registering bcm2835_alsa0_driver %d .\n", err);
-		goto unregister_2;
-	}
-
-	err = platform_driver_register(&bcm2835_alsa4_driver);
-	if (err) {
-		pr_err("Error registering bcm2835_alsa0_driver %d .\n", err);
-		goto unregister_3;
-	}
-
-	err = platform_driver_register(&bcm2835_alsa5_driver);
-	if (err) {
-		pr_err("Error registering bcm2835_alsa0_driver %d .\n", err);
-		goto unregister_4;
-	}
-
-	err = platform_driver_register(&bcm2835_alsa6_driver);
-	if (err) {
-		pr_err("Error registering bcm2835_alsa0_driver %d .\n", err);
-		goto unregister_5;
-	}
-
-	err = platform_driver_register(&bcm2835_alsa7_driver);
-	if (err) {
-		pr_err("Error registering bcm2835_alsa0_driver %d .\n", err);
-		goto unregister_6;
+		return err;
 	}
 
 	return 0;
-
-unregister_6:
-	platform_driver_unregister(&bcm2835_alsa6_driver);
-unregister_5:
-	platform_driver_unregister(&bcm2835_alsa5_driver);
-unregister_4:
-	platform_driver_unregister(&bcm2835_alsa4_driver);
-unregister_3:
-	platform_driver_unregister(&bcm2835_alsa3_driver);
-unregister_2:
-	platform_driver_unregister(&bcm2835_alsa2_driver);
-unregister_1:
-	platform_driver_unregister(&bcm2835_alsa1_driver);
-unregister_0:
-	platform_driver_unregister(&bcm2835_alsa0_driver);
-out:
-	return err;
 }
 
 static void bcm2835_alsa_device_exit(void)
 {
 	platform_driver_unregister(&bcm2835_alsa0_driver);
-	platform_driver_unregister(&bcm2835_alsa1_driver);
-	platform_driver_unregister(&bcm2835_alsa2_driver);
-	platform_driver_unregister(&bcm2835_alsa3_driver);
-	platform_driver_unregister(&bcm2835_alsa4_driver);
-	platform_driver_unregister(&bcm2835_alsa5_driver);
-	platform_driver_unregister(&bcm2835_alsa6_driver);
-	platform_driver_unregister(&bcm2835_alsa7_driver);
 }
 
 late_initcall(bcm2835_alsa_device_init);