From: LeoLiu-oc LeoLiu-oc@zhaoxin.com
zhaoxin inclusion category: feature bugzilla: https://bugzilla.openeuler.org/show_bug.cgi?id=19 CVE: NA
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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@zhaoxin.com Reviewed-by: Hanjun Guo guohanjun@huawei.com Signed-off-by: Cheng Jian cj.chengjian@huawei.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 0c5d41e5d146..0341637aa5d9 100644 --- a/sound/pci/hda/hda_controller.c +++ b/sound/pci/hda/hda_controller.c @@ -1116,6 +1116,16 @@ 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 */ @@ -1175,9 +1185,14 @@ 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); diff --git a/sound/pci/hda/hda_controller.h b/sound/pci/hda/hda_controller.h index 63cc10604afc..16bffded0aa3 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 67791114471c..a72852b37118 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_pci_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); @@ -1803,6 +1833,8 @@ 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; } @@ -1921,6 +1953,12 @@ static int azx_first_init(struct azx *chip) } #endif
+ chip->remap_diu_addr = NULL; + + if (chip->driver_type == AZX_DRIVER_ZXHDMI) { + azx_init_pci_zx(chip); + } + err = pci_request_regions(pci, "ICH HD audio"); if (err < 0) return err; @@ -2030,6 +2068,7 @@ 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; @@ -2773,6 +2812,11 @@ 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 */ @@ -2828,6 +2872,11 @@ 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);