summaryrefslogtreecommitdiffstats
path: root/sound/pci
diff options
context:
space:
mode:
authorMark Brown <broonie@kernel.org>2019-09-09 14:55:20 +0100
committerMark Brown <broonie@kernel.org>2019-09-09 14:55:20 +0100
commitbb831786117519fc16dfd3eaa7b84e4f6bbb8d99 (patch)
tree18f8333bbaf6918a0246113eeb0f056011e436f2 /sound/pci
parent6652ddbb5d83ecfc2591b92be063519714e40ebf (diff)
parent6fa5963c37a2e3335eba0b7455e35a01318ebc15 (diff)
downloadlinux-bb831786117519fc16dfd3eaa7b84e4f6bbb8d99.tar.bz2
Merge branch 'asoc-5.4' into asoc-next
Diffstat (limited to 'sound/pci')
-rw-r--r--sound/pci/hda/Kconfig11
-rw-r--r--sound/pci/hda/hda_codec.c8
-rw-r--r--sound/pci/hda/hda_controller.c6
-rw-r--r--sound/pci/hda/hda_controller.h3
-rw-r--r--sound/pci/hda/hda_intel.c105
-rw-r--r--sound/pci/hda/hda_tegra.c84
6 files changed, 61 insertions, 156 deletions
diff --git a/sound/pci/hda/Kconfig b/sound/pci/hda/Kconfig
index 35d934309cb2..dae47a45b2b8 100644
--- a/sound/pci/hda/Kconfig
+++ b/sound/pci/hda/Kconfig
@@ -12,6 +12,7 @@ config SND_HDA_INTEL
tristate "HD Audio PCI"
depends on SND_PCI
select SND_HDA
+ select SND_INTEL_NHLT if ACPI
help
Say Y here to include support for Intel "High Definition
Audio" (Azalia) and its compatible devices.
@@ -22,10 +23,20 @@ config SND_HDA_INTEL
To compile this driver as a module, choose M here: the module
will be called snd-hda-intel.
+config SND_HDA_INTEL_DETECT_DMIC
+ bool "DMIC detection and probe abort"
+ depends on SND_HDA_INTEL
+ help
+ Say Y to detect digital microphones on SKL+ devices. DMICs
+ cannot be handled by the HDaudio legacy driver and are
+ currently only supported by the SOF driver.
+ If unsure say N.
+
config SND_HDA_TEGRA
tristate "NVIDIA Tegra HD Audio"
depends on ARCH_TEGRA
select SND_HDA
+ select SND_HDA_ALIGNED_MMIO
help
Say Y here to support the HDA controller present in NVIDIA
Tegra SoCs
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 51f10ed9bc43..a2fb19129219 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -846,7 +846,13 @@ static void snd_hda_codec_dev_release(struct device *dev)
snd_hda_sysfs_clear(codec);
kfree(codec->modelname);
kfree(codec->wcaps);
- kfree(codec);
+
+ /*
+ * In the case of ASoC HD-audio, hda_codec is device managed.
+ * It will be freed when the ASoC device is removed.
+ */
+ if (codec->core.type == HDA_DEV_LEGACY)
+ kfree(codec);
}
#define DEV_NAME_LEN 31
diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c
index 48d863736b3c..97a43a28b9e4 100644
--- a/sound/pci/hda/hda_controller.c
+++ b/sound/pci/hda/hda_controller.c
@@ -1207,14 +1207,12 @@ void snd_hda_bus_reset(struct hda_bus *bus)
}
/* HD-audio bus initialization */
-int azx_bus_init(struct azx *chip, const char *model,
- const struct hdac_io_ops *io_ops)
+int azx_bus_init(struct azx *chip, const char *model)
{
struct hda_bus *bus = &chip->bus;
int err;
- err = snd_hdac_bus_init(&bus->core, chip->card->dev, &bus_core_ops,
- io_ops);
+ err = snd_hdac_bus_init(&bus->core, chip->card->dev, &bus_core_ops);
if (err < 0)
return err;
diff --git a/sound/pci/hda/hda_controller.h b/sound/pci/hda/hda_controller.h
index f2a6df5e6bcb..82e26442724b 100644
--- a/sound/pci/hda/hda_controller.h
+++ b/sound/pci/hda/hda_controller.h
@@ -206,8 +206,7 @@ void azx_stop_chip(struct azx *chip);
irqreturn_t azx_interrupt(int irq, void *dev_id);
/* Codec interface */
-int azx_bus_init(struct azx *chip, const char *model,
- const struct hdac_io_ops *io_ops);
+int azx_bus_init(struct azx *chip, const char *model);
int azx_probe_codecs(struct azx *chip, unsigned int max_slots);
int azx_codec_configure(struct azx *chip);
int azx_init_streams(struct azx *chip);
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 99fc0917339b..2d0db3c9f335 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -46,6 +46,7 @@
#include <sound/initval.h>
#include <sound/hdaudio.h>
#include <sound/hda_i915.h>
+#include <sound/intel-nhlt.h>
#include <linux/vgaarb.h>
#include <linux/vga_switcheroo.h>
#include <linux/firmware.h>
@@ -125,6 +126,7 @@ static char *patch[SNDRV_CARDS];
static bool beep_mode[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] =
CONFIG_SND_HDA_INPUT_BEEP_MODE};
#endif
+static bool dmic_detect = IS_ENABLED(CONFIG_SND_HDA_INTEL_DETECT_DMIC);
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for Intel HD audio interface.");
@@ -159,6 +161,8 @@ module_param_array(beep_mode, bool, NULL, 0444);
MODULE_PARM_DESC(beep_mode, "Select HDA Beep registration mode "
"(0=off, 1=on) (default=1).");
#endif
+module_param(dmic_detect, bool, 0444);
+MODULE_PARM_DESC(dmic_detect, "DMIC detect on SKL+ platforms");
#ifdef CONFIG_PM
static int param_set_xint(const char *val, const struct kernel_param *kp);
@@ -1684,7 +1688,6 @@ static int default_bdl_pos_adj(struct azx *chip)
/*
* constructor
*/
-static const struct hdac_io_ops pci_hda_io_ops;
static const struct hda_controller_ops pci_hda_ops;
static int azx_create(struct snd_card *card, struct pci_dev *pci,
@@ -1744,13 +1747,17 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci,
else
chip->bdl_pos_adj = bdl_pos_adj[dev];
- err = azx_bus_init(chip, model[dev], &pci_hda_io_ops);
+ err = azx_bus_init(chip, model[dev]);
if (err < 0) {
kfree(hda);
pci_disable_device(pci);
return err;
}
+ /* use the non-cached pages in non-snoop mode */
+ if (!azx_snoop(chip))
+ azx_bus(chip)->dma_type = SNDRV_DMA_TYPE_DEV_UC;
+
/* Workaround for a communication error on CFL (bko#199007) and CNL */
if (IS_CFL(pci) || IS_CNL(pci))
azx_bus(chip)->polling_mode = 1;
@@ -1985,41 +1992,6 @@ static void azx_firmware_cb(const struct firmware *fw, void *context)
}
#endif
-/*
- * HDA controller ops.
- */
-
-/* PCI register access. */
-static void pci_azx_writel(u32 value, u32 __iomem *addr)
-{
- writel(value, addr);
-}
-
-static u32 pci_azx_readl(u32 __iomem *addr)
-{
- return readl(addr);
-}
-
-static void pci_azx_writew(u16 value, u16 __iomem *addr)
-{
- writew(value, addr);
-}
-
-static u16 pci_azx_readw(u16 __iomem *addr)
-{
- return readw(addr);
-}
-
-static void pci_azx_writeb(u8 value, u8 __iomem *addr)
-{
- writeb(value, addr);
-}
-
-static u8 pci_azx_readb(u8 __iomem *addr)
-{
- return readb(addr);
-}
-
static int disable_msi_reset_irq(struct azx *chip)
{
struct hdac_bus *bus = azx_bus(chip);
@@ -2036,24 +2008,6 @@ static int disable_msi_reset_irq(struct azx *chip)
return 0;
}
-/* DMA page allocation helpers. */
-static int dma_alloc_pages(struct hdac_bus *bus,
- int type,
- size_t size,
- struct snd_dma_buffer *buf)
-{
- struct azx *chip = bus_to_azx(bus);
-
- if (!azx_snoop(chip) && type == SNDRV_DMA_TYPE_DEV)
- type = SNDRV_DMA_TYPE_DEV_UC;
- return snd_dma_alloc_pages(type, bus->dev, size, buf);
-}
-
-static void dma_free_pages(struct hdac_bus *bus, struct snd_dma_buffer *buf)
-{
- snd_dma_free_pages(buf);
-}
-
static void pcm_mmap_prepare(struct snd_pcm_substream *substream,
struct vm_area_struct *area)
{
@@ -2065,23 +2019,31 @@ static void pcm_mmap_prepare(struct snd_pcm_substream *substream,
#endif
}
-static const struct hdac_io_ops pci_hda_io_ops = {
- .reg_writel = pci_azx_writel,
- .reg_readl = pci_azx_readl,
- .reg_writew = pci_azx_writew,
- .reg_readw = pci_azx_readw,
- .reg_writeb = pci_azx_writeb,
- .reg_readb = pci_azx_readb,
- .dma_alloc_pages = dma_alloc_pages,
- .dma_free_pages = dma_free_pages,
-};
-
static const struct hda_controller_ops pci_hda_ops = {
.disable_msi_reset_irq = disable_msi_reset_irq,
.pcm_mmap_prepare = pcm_mmap_prepare,
.position_check = azx_position_check,
};
+static int azx_check_dmic(struct pci_dev *pci, struct azx *chip)
+{
+ struct nhlt_acpi_table *nhlt;
+ int ret = 0;
+
+ if (chip->driver_type == AZX_DRIVER_SKL &&
+ pci->class != 0x040300) {
+ nhlt = intel_nhlt_init(&pci->dev);
+ if (nhlt) {
+ if (intel_nhlt_get_dmic_geo(&pci->dev, nhlt)) {
+ ret = -ENODEV;
+ dev_info(&pci->dev, "Digital mics found on Skylake+ platform, aborting probe\n");
+ }
+ intel_nhlt_free(nhlt);
+ }
+ }
+ return ret;
+}
+
static int azx_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
{
@@ -2112,6 +2074,17 @@ static int azx_probe(struct pci_dev *pci,
card->private_data = chip;
hda = container_of(chip, struct hda_intel, chip);
+ /*
+ * stop probe if digital microphones detected on Skylake+ platform
+ * with the DSP enabled. This is an opt-in behavior defined at build
+ * time or at run-time with a module parameter
+ */
+ if (dmic_detect) {
+ err = azx_check_dmic(pci, chip);
+ if (err < 0)
+ goto out_free;
+ }
+
pci_set_drvdata(pci, card);
err = register_vga_switcheroo(chip);
diff --git a/sound/pci/hda/hda_tegra.c b/sound/pci/hda/hda_tegra.c
index 7dbe9f39fc79..8350954b7986 100644
--- a/sound/pci/hda/hda_tegra.c
+++ b/sound/pci/hda/hda_tegra.c
@@ -75,88 +75,6 @@ MODULE_PARM_DESC(power_save,
#define power_save 0
#endif
-/*
- * DMA page allocation ops.
- */
-static int dma_alloc_pages(struct hdac_bus *bus, int type, size_t size,
- struct snd_dma_buffer *buf)
-{
- return snd_dma_alloc_pages(type, bus->dev, size, buf);
-}
-
-static void dma_free_pages(struct hdac_bus *bus, struct snd_dma_buffer *buf)
-{
- snd_dma_free_pages(buf);
-}
-
-/*
- * Register access ops. Tegra HDA register access is DWORD only.
- */
-static void hda_tegra_writel(u32 value, u32 __iomem *addr)
-{
- writel(value, addr);
-}
-
-static u32 hda_tegra_readl(u32 __iomem *addr)
-{
- return readl(addr);
-}
-
-static void hda_tegra_writew(u16 value, u16 __iomem *addr)
-{
- unsigned int shift = ((unsigned long)(addr) & 0x3) << 3;
- void __iomem *dword_addr = (void __iomem *)((unsigned long)(addr) & ~0x3);
- u32 v;
-
- v = readl(dword_addr);
- v &= ~(0xffff << shift);
- v |= value << shift;
- writel(v, dword_addr);
-}
-
-static u16 hda_tegra_readw(u16 __iomem *addr)
-{
- unsigned int shift = ((unsigned long)(addr) & 0x3) << 3;
- void __iomem *dword_addr = (void __iomem *)((unsigned long)(addr) & ~0x3);
- u32 v;
-
- v = readl(dword_addr);
- return (v >> shift) & 0xffff;
-}
-
-static void hda_tegra_writeb(u8 value, u8 __iomem *addr)
-{
- unsigned int shift = ((unsigned long)(addr) & 0x3) << 3;
- void __iomem *dword_addr = (void __iomem *)((unsigned long)(addr) & ~0x3);
- u32 v;
-
- v = readl(dword_addr);
- v &= ~(0xff << shift);
- v |= value << shift;
- writel(v, dword_addr);
-}
-
-static u8 hda_tegra_readb(u8 __iomem *addr)
-{
- unsigned int shift = ((unsigned long)(addr) & 0x3) << 3;
- void __iomem *dword_addr = (void __iomem *)((unsigned long)(addr) & ~0x3);
- u32 v;
-
- v = readl(dword_addr);
- return (v >> shift) & 0xff;
-}
-
-static const struct hdac_io_ops hda_tegra_io_ops = {
- .reg_writel = hda_tegra_writel,
- .reg_readl = hda_tegra_readl,
- .reg_writew = hda_tegra_writew,
- .reg_readw = hda_tegra_readw,
- .reg_writeb = hda_tegra_writeb,
- .reg_readb = hda_tegra_readb,
- .dma_alloc_pages = dma_alloc_pages,
- .dma_free_pages = dma_free_pages,
-};
-
static const struct hda_controller_ops hda_tegra_ops; /* nothing special */
static void hda_tegra_init(struct hda_tegra *hda)
@@ -475,7 +393,7 @@ static int hda_tegra_create(struct snd_card *card,
INIT_WORK(&hda->probe_work, hda_tegra_probe_work);
- err = azx_bus_init(chip, NULL, &hda_tegra_io_ops);
+ err = azx_bus_init(chip, NULL);
if (err < 0)
return err;