Commit b9d29f50 authored by leoliu-oc's avatar leoliu-oc
Browse files

ALSA: hda: Add support of Zhaoxin NB HDAC 

zhaoxin inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I8WVKW


CVE: NA

-----------------

Add the new PCI ID 0x1d17 0x9141/0x9142/0x9144 Zhaoxin NB HDAC
support. And add some special initialization for Zhaoxin NB HDAC.

Signed-off-by: default avatarleoliu-oc <leoliu-oc@zhaoxin.com>
parent b7c541cf

sound/pci/hda/hda_controller.c

+16 −1
Original line number Diff line number Diff line
@@ -1061,6 +1061,16 @@ static void stream_update(struct hdac_bus *bus, struct hdac_stream *s) 
	}

}



static void azx_rirb_zxdelay(struct azx *chip, int enable)

{

	if (chip->remap_diu_addr) {

		if (!enable)

			writel(0x0, (char *)chip->remap_diu_addr + 0x490a8);

		else

			writel(0x1000000, (char *)chip->remap_diu_addr + 0x490a8);

	}

}



irqreturn_t azx_interrupt(int irq, void *dev_id)

{

	struct azx *chip = dev_id;
@@ -1103,9 +1113,14 @@ irqreturn_t azx_interrupt(int irq, void *dev_id) 
			azx_writeb(chip, RIRBSTS, RIRB_INT_MASK);

			active = true;

			if (status & RIRB_INT_RESPONSE) {

				if (chip->driver_caps & AZX_DCAPS_CTX_WORKAROUND)

				if ((chip->driver_caps & AZX_DCAPS_CTX_WORKAROUND) ||

					(chip->driver_caps & AZX_DCAPS_RIRB_PRE_DELAY)) {

					azx_rirb_zxdelay(chip, 1);

					udelay(80);

				}

				snd_hdac_bus_update_rirb(bus);

				if (chip->driver_caps & AZX_DCAPS_RIRB_PRE_DELAY)

					azx_rirb_zxdelay(chip, 0);

			}

		}

	} while (active && ++repeat < 10);

sound/pci/hda/hda_controller.h

+3 −0
Original line number Diff line number Diff line
@@ -45,6 +45,7 @@ 
#define AZX_DCAPS_CORBRP_SELF_CLEAR (1 << 28)	/* CORBRP clears itself after reset */

#define AZX_DCAPS_NO_MSI64      (1 << 29)	/* Stick to 32-bit MSIs */

#define AZX_DCAPS_SEPARATE_STREAM_TAG	(1 << 30) /* capture and playback use separate stream tag */

#define AZX_DCAPS_RIRB_PRE_DELAY	(1 << 31) /* Put a delay before read */



enum {

	AZX_SNOOP_TYPE_NONE,
@@ -143,6 +144,8 @@ struct azx { 
	unsigned int disabled:1; /* disabled by vga_switcheroo */

	unsigned int pm_prepared:1;



	void __iomem *remap_diu_addr;



	/* GTS present */

	unsigned int gts_present:1;

sound/pci/hda/hda_intel.c

+56 −0
Original line number Diff line number Diff line
@@ -237,6 +237,7 @@ enum { 
	AZX_DRIVER_CTHDA,

	AZX_DRIVER_CMEDIA,

	AZX_DRIVER_ZHAOXIN,

	AZX_DRIVER_ZXHDMI,

	AZX_DRIVER_LOONGSON,

	AZX_DRIVER_GENERIC,

	AZX_NUM_DRIVERS, /* keep this as last entry */
@@ -349,6 +350,7 @@ static const char * const driver_short_names[] = { 
	[AZX_DRIVER_CTHDA] = "HDA Creative",

	[AZX_DRIVER_CMEDIA] = "HDA C-Media",

	[AZX_DRIVER_ZHAOXIN] = "HDA Zhaoxin",

	[AZX_DRIVER_ZXHDMI] = "HDA Zhaoxin HDMI",

	[AZX_DRIVER_LOONGSON] = "HDA Loongson",

	[AZX_DRIVER_GENERIC] = "HD-Audio Generic",

};
@@ -371,6 +373,31 @@ static void update_pci_byte(struct pci_dev *pci, unsigned int reg, 
	pci_write_config_byte(pci, reg, data);

}



static int azx_init_pci_zx(struct azx *chip)

{

	struct snd_card *card = chip->card;

	unsigned int diu_reg;

	struct pci_dev *diu_pci = NULL;



	azx_bus(chip)->polling_mode = 1;

	diu_pci = pci_get_device(0x1d17, 0x3a03, NULL);

	if (!diu_pci) {

		dev_info(card->dev, "zx_hda no KX-5000 device.\n");

		return -ENXIO;

	}

	pci_read_config_dword(diu_pci, PCI_BASE_ADDRESS_0, &diu_reg);

	chip->remap_diu_addr = ioremap(diu_reg, 0x50000);

	pci_dev_put(diu_pci);

	dev_info(card->dev, "zx_hda %x %p\n", diu_reg, chip->remap_diu_addr);

	return 0;

}



static void azx_free_pci_zx(struct azx *chip)

{

	if (chip->remap_diu_addr)

		iounmap(chip->remap_diu_addr);

}



static void azx_init_pci(struct azx *chip)

{

	int snoop_type = azx_get_snoop_type(chip);
@@ -1360,6 +1387,9 @@ static void azx_free(struct azx *chip) 
	hda->init_failed = 1; /* to be sure */

	complete_all(&hda->probe_wait);



	if (chip->driver_type == AZX_DRIVER_ZXHDMI)

		azx_free_pci_zx(chip);



	if (use_vga_switcheroo(hda)) {

		if (chip->disabled && hda->probe_continued)

			snd_hda_unlock_devices(&chip->bus);
@@ -1752,6 +1782,8 @@ static int default_bdl_pos_adj(struct azx *chip) 
	case AZX_DRIVER_ICH:

	case AZX_DRIVER_PCH:

		return 1;

	case AZX_DRIVER_ZXHDMI:

		return 128;

	default:

		return 32;

	}
@@ -1877,6 +1909,11 @@ static int azx_first_init(struct azx *chip) 
		bus->access_sdnctl_in_dword = 1;

	}



	chip->remap_diu_addr = NULL;



	if (chip->driver_type == AZX_DRIVER_ZXHDMI)

		azx_init_pci_zx(chip);



	err = pcim_iomap_regions(pci, 1 << 0, "ICH HD audio");

	if (err < 0)

		return err;
@@ -1978,6 +2015,7 @@ static int azx_first_init(struct azx *chip) 
			chip->capture_streams = ATIHDMI_NUM_CAPTURE;

			break;

		case AZX_DRIVER_GFHDMI:

		case AZX_DRIVER_ZXHDMI:

		case AZX_DRIVER_GENERIC:

		default:

			chip->playback_streams = ICH6_NUM_PLAYBACK;
@@ -2688,6 +2726,15 @@ static const struct pci_device_id azx_ids[] = { 
	{ PCI_VDEVICE(VIA, 0x9170), .driver_data = AZX_DRIVER_GENERIC },

	/* VIA GFX VT6122/VX11 */

	{ PCI_VDEVICE(VIA, 0x9140), .driver_data = AZX_DRIVER_GENERIC },

	{ PCI_VDEVICE(VIA, 0x9141), .driver_data = AZX_DRIVER_GENERIC },

	{ PCI_VDEVICE(VIA, 0x9142), .driver_data = AZX_DRIVER_ZXHDMI | AZX_DCAPS_POSFIX_LPIB |

		AZX_DCAPS_NO_MSI | AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_NO_64BIT },

	{ PCI_VDEVICE(VIA, 0x9144), .driver_data = AZX_DRIVER_ZXHDMI | AZX_DCAPS_POSFIX_LPIB |

		AZX_DCAPS_NO_MSI | AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_NO_64BIT },

	{ PCI_VDEVICE(VIA, 0x9145), .driver_data = AZX_DRIVER_ZXHDMI | AZX_DCAPS_POSFIX_LPIB |

		AZX_DCAPS_NO_MSI | AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_NO_64BIT },

	{ PCI_VDEVICE(VIA, 0x9146), .driver_data = AZX_DRIVER_ZXHDMI | AZX_DCAPS_POSFIX_LPIB |

		AZX_DCAPS_NO_MSI | AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_NO_64BIT },

	/* SIS966 */

	{ PCI_VDEVICE(SI, 0x7502), .driver_data = AZX_DRIVER_SIS },

	/* ULI M5461 */
@@ -2743,6 +2790,15 @@ static const struct pci_device_id azx_ids[] = { 
	  .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI },

	/* Zhaoxin */

	{ PCI_VDEVICE(ZHAOXIN, 0x3288), .driver_data = AZX_DRIVER_ZHAOXIN },

	{ PCI_VDEVICE(ZHAOXIN, 0x9141), .driver_data = AZX_DRIVER_GENERIC },

	{ PCI_VDEVICE(ZHAOXIN, 0x9142), .driver_data = AZX_DRIVER_ZXHDMI | AZX_DCAPS_POSFIX_LPIB |

		AZX_DCAPS_NO_MSI | AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_NO_64BIT },

	{ PCI_VDEVICE(ZHAOXIN, 0x9144), .driver_data = AZX_DRIVER_ZXHDMI | AZX_DCAPS_POSFIX_LPIB |

		AZX_DCAPS_NO_MSI | AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_NO_64BIT },

	{ PCI_VDEVICE(ZHAOXIN, 0x9145), .driver_data = AZX_DRIVER_ZXHDMI | AZX_DCAPS_POSFIX_LPIB |

		AZX_DCAPS_NO_MSI | AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_NO_64BIT },

	{ PCI_VDEVICE(ZHAOXIN, 0x9146), .driver_data = AZX_DRIVER_ZXHDMI | AZX_DCAPS_POSFIX_LPIB |

		AZX_DCAPS_NO_MSI | AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_NO_64BIT },

	/* Loongson HDAudio*/

	{ PCI_VDEVICE(LOONGSON, PCI_DEVICE_ID_LOONGSON_HDA),

	  .driver_data = AZX_DRIVER_LOONGSON },