1 Apr
2021
1 Apr
'21
11:31 a.m.
Add the new PCI ID 0x1d17 0x9141/0x9142/0x9144 Zhaoxin NB HDAC
support. And add some special initialization for Zhaoxin NB HDAC.
The patch is scheduled to be submitted to the kernel mainline in 2021.
Signed-off-by: LeoLiu-oc <LeoLiu-oc(a)zhaoxin.com>
---
sound/pci/hda/hda_controller.c | 17 +++++++++++-
sound/pci/hda/hda_controller.h | 2 ++
sound/pci/hda/hda_intel.c | 51 +++++++++++++++++++++++++++++++++-
3 files changed, 68 insertions(+), 2 deletions(-)
diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c
index 8fcb421193e0..d648119c72c9 100644
--- a/sound/pci/hda/hda_controller.c
+++ b/sound/pci/hda/hda_controller.c
@@ -1123,6 +1123,16 @@ void azx_stop_chip(struct azx *chip)
}
EXPORT_SYMBOL_GPL(azx_stop_chip);
+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);
+ }
+}
+
/*
* interrupt handler
*/
@@ -1174,9 +1184,14 @@ irqreturn_t azx_interrupt(int irq, void *dev_id)
if (status & 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);
}
azx_writeb(chip, RIRBSTS, RIRB_INT_MASK);
}
diff --git a/sound/pci/hda/hda_controller.h b/sound/pci/hda/hda_controller.h
index 8a9dd4767b1e..36de9806e890 100644
--- a/sound/pci/hda/hda_controller.h
+++ b/sound/pci/hda/hda_controller.h
@@ -58,6 +58,7 @@
#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)
enum {
AZX_SNOOP_TYPE_NONE,
@@ -167,6 +168,7 @@ struct azx {
/* GTS present */
unsigned int gts_present:1;
+ void __iomem *remap_diu_addr;
#ifdef CONFIG_SND_HDA_DSP_LOADER
struct azx_dev saved_azx_dev;
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index c46ab0f41fd6..a0010367c8c0 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -251,7 +251,8 @@ MODULE_SUPPORTED_DEVICE("{{Intel, ICH6},"
"{VIA, VT8237A},"
"{SiS, SIS966},"
"{ULI, M5461},"
- "{ZX, ZhaoxinHDA}}");
+ "{ZX, ZhaoxinHDA},"
+ "{ZX, ZhaoxinHDMI}}");
MODULE_DESCRIPTION("Intel HDA driver");
#if defined(CONFIG_PM) && defined(CONFIG_VGA_SWITCHEROO)
@@ -283,6 +284,7 @@ enum {
AZX_DRIVER_CTHDA,
AZX_DRIVER_CMEDIA,
AZX_DRIVER_ZHAOXIN,
+ AZX_DRIVER_ZXHDMI,
AZX_DRIVER_GENERIC,
AZX_NUM_DRIVERS, /* keep this as last entry */
};
@@ -404,6 +406,7 @@ static char *driver_short_names[] = {
[AZX_DRIVER_CTHDA] = "HDA Creative",
[AZX_DRIVER_CMEDIA] = "HDA C-Media",
[AZX_DRIVER_ZHAOXIN] = "HDA Zhaoxin",
+ [AZX_DRIVER_ZXHDMI] = "HDA Zhaoxin GFX",
[AZX_DRIVER_GENERIC] = "HD-Audio Generic",
};
@@ -480,6 +483,29 @@ static void update_pci_byte(struct pci_dev *pci,
unsigned int reg,
pci_write_config_byte(pci, reg, data);
}
+static int azx_init_chip_zx(struct azx *chip)
+{
+ struct snd_card *card = chip->card;
+ unsigned int diu_reg;
+ struct pci_dev *diu_pci = NULL;
+
+ diu_pci = pci_get_device(0x1d17, 0x3a03, NULL);
+ if (!diu_pci) {
+ dev_err(card->dev, "hda no chx001 device. \n");
+ return -ENXIO;
+ }
+ pci_read_config_dword(diu_pci, PCI_BASE_ADDRESS_0, &diu_reg);
+ chip->remap_diu_addr = ioremap_nocache(diu_reg, 0x50000);
+ dev_info(card->dev, "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);
@@ -1450,6 +1476,10 @@ static int 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);
@@ -1793,6 +1823,8 @@ 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;
}
@@ -1911,6 +1943,12 @@ static int azx_first_init(struct azx *chip)
}
#endif
+ chip->remap_diu_addr = NULL;
+
+ if (chip->driver_type == AZX_DRIVER_ZXHDMI) {
+ azx_init_chip_zx(chip);
+ }
+
err = pci_request_regions(pci, "ICH HD audio");
if (err < 0)
return err;
@@ -2020,6 +2058,7 @@ static int azx_first_init(struct azx *chip)
chip->playback_streams = ATIHDMI_NUM_PLAYBACK;
chip->capture_streams = ATIHDMI_NUM_CAPTURE;
break;
+ case AZX_DRIVER_ZXHDMI:
case AZX_DRIVER_GENERIC:
default:
chip->playback_streams = ICH6_NUM_PLAYBACK;
@@ -2752,6 +2791,11 @@ static const struct pci_device_id azx_ids[] = {
{ PCI_DEVICE(0x1106, 0x9170), .driver_data = AZX_DRIVER_GENERIC },
/* VIA GFX VT6122/VX11 */
{ PCI_DEVICE(0x1106, 0x9140), .driver_data = AZX_DRIVER_GENERIC },
+ { PCI_DEVICE(0x1106, 0x9141), .driver_data = AZX_DRIVER_GENERIC },
+ { PCI_DEVICE(0x1106, 0x9142),
+ .driver_data = AZX_DRIVER_ZXHDMI | AZX_DCAPS_POSFIX_LPIB |
AZX_DCAPS_NO_MSI | AZX_DCAPS_RIRB_PRE_DELAY },
+ { PCI_DEVICE(0x1106, 0x9144),
+ .driver_data = AZX_DRIVER_ZXHDMI | AZX_DCAPS_POSFIX_LPIB |
AZX_DCAPS_NO_MSI | AZX_DCAPS_RIRB_PRE_DELAY },
/* SIS966 */
{ PCI_DEVICE(0x1039, 0x7502), .driver_data = AZX_DRIVER_SIS },
/* ULI M5461 */
@@ -2807,6 +2851,11 @@ static const struct pci_device_id azx_ids[] = {
.driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI },
/* Zhaoxin */
{ PCI_DEVICE(0x1d17, 0x3288), .driver_data = AZX_DRIVER_ZHAOXIN },
+ { PCI_DEVICE(0x1d17, 0x9141), .driver_data = AZX_DRIVER_GENERIC },
+ { PCI_DEVICE(0x1d17, 0x9142),
+ .driver_data = AZX_DRIVER_ZXHDMI | AZX_DCAPS_POSFIX_LPIB |
AZX_DCAPS_NO_MSI | AZX_DCAPS_RIRB_PRE_DELAY },
+ { PCI_DEVICE(0x1d17, 0x9144),
+ .driver_data = AZX_DRIVER_ZXHDMI | AZX_DCAPS_POSFIX_LPIB |
AZX_DCAPS_NO_MSI | AZX_DCAPS_RIRB_PRE_DELAY },
{ 0, }
};
MODULE_DEVICE_TABLE(pci, azx_ids);
--
2.20.1