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Diffstat (limited to 'sound/soc/intel/skylake/skl.c')
-rw-r--r--sound/soc/intel/skylake/skl.c144
1 files changed, 99 insertions, 45 deletions
diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
index 7487f388e65d..5abd35ca4e41 100644
--- a/sound/soc/intel/skylake/skl.c
+++ b/sound/soc/intel/skylake/skl.c
@@ -517,7 +517,7 @@ static int skl_find_machine(struct skl *skl, void *driver_data)
if (pdata) {
skl->use_tplg_pcm = pdata->use_tplg_pcm;
- pdata->dmic_num = skl_get_dmic_geo(skl);
+ mach->mach_params.dmic_num = skl_get_dmic_geo(skl);
}
return 0;
@@ -527,7 +527,6 @@ static int skl_machine_device_register(struct skl *skl)
{
struct snd_soc_acpi_mach *mach = skl->mach;
struct hdac_bus *bus = skl_to_bus(skl);
- struct skl_machine_pdata *pdata;
struct platform_device *pdev;
int ret;
@@ -537,6 +536,16 @@ static int skl_machine_device_register(struct skl *skl)
return -EIO;
}
+ mach->mach_params.platform = dev_name(bus->dev);
+ mach->mach_params.codec_mask = bus->codec_mask;
+
+ ret = platform_device_add_data(pdev, (const void *)mach, sizeof(*mach));
+ if (ret) {
+ dev_err(bus->dev, "failed to add machine device platform data\n");
+ platform_device_put(pdev);
+ return ret;
+ }
+
ret = platform_device_add(pdev);
if (ret) {
dev_err(bus->dev, "failed to add machine device\n");
@@ -544,12 +553,6 @@ static int skl_machine_device_register(struct skl *skl)
return -EIO;
}
- if (mach->pdata) {
- pdata = (struct skl_machine_pdata *)mach->pdata;
- pdata->platform = dev_name(bus->dev);
- pdata->codec_mask = bus->codec_mask;
- dev_set_drvdata(&pdev->dev, mach->pdata);
- }
skl->i2s_dev = pdev;
@@ -823,12 +826,10 @@ static void skl_probe_work(struct work_struct *work)
return;
}
- if (bus->ppcap) {
- err = skl_machine_device_register(skl);
- if (err < 0) {
- dev_err(bus->dev, "machine register failed: %d\n", err);
- goto out_err;
- }
+ err = skl_machine_device_register(skl);
+ if (err < 0) {
+ dev_err(bus->dev, "machine register failed: %d\n", err);
+ goto out_err;
}
/*
@@ -913,6 +914,21 @@ static int skl_first_init(struct hdac_bus *bus)
unsigned short gcap;
int cp_streams, pb_streams, start_idx;
+ /*
+ * detect DSP by checking class/subclass/prog-id information
+ * class=04 subclass 03 prog-if 00: no DSP, legacy driver needs to be used
+ * class=04 subclass 01 prog-if 00: DSP is present (and may be required e.g. for DMIC or SSP support)
+ * class=04 subclass 03 prog-if 80: either of DSP or legacy mode can be used
+ */
+ if (pci->class == 0x040300) {
+ dev_err(bus->dev, "The DSP is not enabled on this platform, aborting probe\n");
+ return -ENODEV;
+ } else if (pci->class != 0x040100 && pci->class != 0x040380) {
+ dev_err(bus->dev, "Unknown PCI class/subclass/prog-if information (0x%06x) found, aborting probe\n", pci->class);
+ return -ENODEV;
+ }
+ dev_info(bus->dev, "DSP detected with PCI class/subclass/prog-if info 0x%06x\n", pci->class);
+
err = pci_request_regions(pci, "Skylake HD audio");
if (err < 0)
return err;
@@ -928,6 +944,12 @@ static int skl_first_init(struct hdac_bus *bus)
snd_hdac_bus_parse_capabilities(bus);
+ /* check if PPCAP exists */
+ if (!bus->ppcap) {
+ dev_err(bus->dev, "bus ppcap not set, HDaudio or DSP not present?\n");
+ return -ENODEV;
+ }
+
if (skl_acquire_irq(bus, 0) < 0)
return -EBUSY;
@@ -937,23 +959,25 @@ static int skl_first_init(struct hdac_bus *bus)
gcap = snd_hdac_chip_readw(bus, GCAP);
dev_dbg(bus->dev, "chipset global capabilities = 0x%x\n", gcap);
- /* allow 64bit DMA address if supported by H/W */
- if (!dma_set_mask(bus->dev, DMA_BIT_MASK(64))) {
- dma_set_coherent_mask(bus->dev, DMA_BIT_MASK(64));
- } else {
- dma_set_mask(bus->dev, DMA_BIT_MASK(32));
- dma_set_coherent_mask(bus->dev, DMA_BIT_MASK(32));
- }
-
/* read number of streams from GCAP register */
cp_streams = (gcap >> 8) & 0x0f;
pb_streams = (gcap >> 12) & 0x0f;
- if (!pb_streams && !cp_streams)
+ if (!pb_streams && !cp_streams) {
+ dev_err(bus->dev, "no streams found in GCAP definitions?\n");
return -EIO;
+ }
bus->num_streams = cp_streams + pb_streams;
+ /* allow 64bit DMA address if supported by H/W */
+ if (!dma_set_mask(bus->dev, DMA_BIT_MASK(64))) {
+ dma_set_coherent_mask(bus->dev, DMA_BIT_MASK(64));
+ } else {
+ dma_set_mask(bus->dev, DMA_BIT_MASK(32));
+ dma_set_coherent_mask(bus->dev, DMA_BIT_MASK(32));
+ }
+
/* initialize streams */
snd_hdac_ext_stream_init_all
(bus, 0, cp_streams, SNDRV_PCM_STREAM_CAPTURE);
@@ -986,8 +1010,10 @@ static int skl_probe(struct pci_dev *pci,
bus = skl_to_bus(skl);
err = skl_first_init(bus);
- if (err < 0)
+ if (err < 0) {
+ dev_err(bus->dev, "skl_first_init failed with err: %d\n", err);
goto out_free;
+ }
skl->pci_id = pci->device;
@@ -996,37 +1022,48 @@ static int skl_probe(struct pci_dev *pci,
skl->nhlt = skl_nhlt_init(bus->dev);
if (skl->nhlt == NULL) {
+#if !IS_ENABLED(CONFIG_SND_SOC_INTEL_SKYLAKE_HDAUDIO_CODEC)
+ dev_err(bus->dev, "no nhlt info found\n");
err = -ENODEV;
goto out_free;
- }
-
- err = skl_nhlt_create_sysfs(skl);
- if (err < 0)
- goto out_nhlt_free;
+#else
+ dev_warn(bus->dev, "no nhlt info found, continuing to try to enable HDaudio codec\n");
+#endif
+ } else {
- skl_nhlt_update_topology_bin(skl);
+ err = skl_nhlt_create_sysfs(skl);
+ if (err < 0) {
+ dev_err(bus->dev, "skl_nhlt_create_sysfs failed with err: %d\n", err);
+ goto out_nhlt_free;
+ }
- pci_set_drvdata(skl->pci, bus);
+ skl_nhlt_update_topology_bin(skl);
- /* check if dsp is there */
- if (bus->ppcap) {
/* create device for dsp clk */
err = skl_clock_device_register(skl);
- if (err < 0)
+ if (err < 0) {
+ dev_err(bus->dev, "skl_clock_device_register failed with err: %d\n", err);
goto out_clk_free;
+ }
+ }
- err = skl_find_machine(skl, (void *)pci_id->driver_data);
- if (err < 0)
- goto out_nhlt_free;
+ pci_set_drvdata(skl->pci, bus);
- err = skl_init_dsp(skl);
- if (err < 0) {
- dev_dbg(bus->dev, "error failed to register dsp\n");
- goto out_nhlt_free;
- }
- skl->skl_sst->enable_miscbdcge = skl_enable_miscbdcge;
- skl->skl_sst->clock_power_gating = skl_clock_power_gating;
+
+ err = skl_find_machine(skl, (void *)pci_id->driver_data);
+ if (err < 0) {
+ dev_err(bus->dev, "skl_find_machine failed with err: %d\n", err);
+ goto out_nhlt_free;
+ }
+
+ err = skl_init_dsp(skl);
+ if (err < 0) {
+ dev_dbg(bus->dev, "error failed to register dsp\n");
+ goto out_nhlt_free;
}
+ skl->skl_sst->enable_miscbdcge = skl_enable_miscbdcge;
+ skl->skl_sst->clock_power_gating = skl_clock_power_gating;
+
if (bus->mlcap)
snd_hdac_ext_bus_get_ml_capabilities(bus);
@@ -1034,8 +1071,10 @@ static int skl_probe(struct pci_dev *pci,
/* create device for soc dmic */
err = skl_dmic_device_register(skl);
- if (err < 0)
+ if (err < 0) {
+ dev_err(bus->dev, "skl_dmic_device_register failed with err: %d\n", err);
goto out_dsp_free;
+ }
schedule_work(&skl->probe_work);
@@ -1103,21 +1142,36 @@ static void skl_remove(struct pci_dev *pci)
/* PCI IDs */
static const struct pci_device_id skl_ids[] = {
+#if IS_ENABLED(CONFIG_SND_SOC_INTEL_SKL)
/* Sunrise Point-LP */
{ PCI_DEVICE(0x8086, 0x9d70),
.driver_data = (unsigned long)&snd_soc_acpi_intel_skl_machines},
+#endif
+#if IS_ENABLED(CONFIG_SND_SOC_INTEL_APL)
/* BXT-P */
{ PCI_DEVICE(0x8086, 0x5a98),
.driver_data = (unsigned long)&snd_soc_acpi_intel_bxt_machines},
+#endif
+#if IS_ENABLED(CONFIG_SND_SOC_INTEL_KBL)
/* KBL */
{ PCI_DEVICE(0x8086, 0x9D71),
.driver_data = (unsigned long)&snd_soc_acpi_intel_kbl_machines},
+#endif
+#if IS_ENABLED(CONFIG_SND_SOC_INTEL_GLK)
/* GLK */
{ PCI_DEVICE(0x8086, 0x3198),
.driver_data = (unsigned long)&snd_soc_acpi_intel_glk_machines},
+#endif
+#if IS_ENABLED(CONFIG_SND_SOC_INTEL_CNL)
/* CNL */
{ PCI_DEVICE(0x8086, 0x9dc8),
.driver_data = (unsigned long)&snd_soc_acpi_intel_cnl_machines},
+#endif
+#if IS_ENABLED(CONFIG_SND_SOC_INTEL_CFL)
+ /* CFL */
+ { PCI_DEVICE(0x8086, 0xa348),
+ .driver_data = (unsigned long)&snd_soc_acpi_intel_cnl_machines},
+#endif
{ 0, }
};
MODULE_DEVICE_TABLE(pci, skl_ids);
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-24 22:44:05 +0000