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-rw-r--r--sound/pci/hda/Kconfig62
-rw-r--r--sound/pci/hda/hda_controller.h2
-rw-r--r--sound/pci/hda/hda_intel.c34
-rw-r--r--sound/soc/intel/Kconfig6
4 files changed, 96 insertions, 8 deletions
diff --git a/sound/pci/hda/Kconfig b/sound/pci/hda/Kconfig
index 4235907b7858..0d38c006e182 100644
--- a/sound/pci/hda/Kconfig
+++ b/sound/pci/hda/Kconfig
@@ -226,6 +226,68 @@ config SND_HDA_POWER_SAVE_DEFAULT
The default time-out value in seconds for HD-audio automatic
power-save mode. 0 means to disable the power-save mode.
+if SND_HDA_INTEL
+
+# The options below should not be enabled by distributions or
+# users. They are selected by Intel/Skylake or SOF drivers when they
+# register for a PCI ID which is also handled by the HDAudio legacy
+# driver. When this option is selected and the DSP is detected based on
+# the PCI class/subclass/prog-if, the probe of the HDAudio legacy
+# aborts. This mechanism removes the need for distributions to use
+# blacklists. It can be bypassed with module parameters should the
+# Intel/Skylake or SOF drivers fail to handle a specific platform.
+
+config SND_HDA_INTEL_DSP_DETECTION_SKL
+ bool
+ help
+ This option is selected by SOF or SST drivers, not users or distros.
+ It enables DSP detection based on PCI class information for
+ Skylake machines.
+
+config SND_HDA_INTEL_DSP_DETECTION_APL
+ bool
+ help
+ This option is selected by SOF or SST drivers, not users or distros.
+ It enables DSP detection based on PCI class information for
+ Broxton/ApolloLake machines
+
+config SND_HDA_INTEL_DSP_DETECTION_KBL
+ bool
+ help
+ This option is selected by SOF or SST drivers, not users or distros.
+ It enables DSP detection based on PCI class information for
+ KabyLake machines
+
+config SND_HDA_INTEL_DSP_DETECTION_GLK
+ bool
+ help
+ This option is selected by SOF or SST drivers, not users or distros.
+ It enables DSP detection based on PCI class information for
+ GeminiLake machines
+
+config SND_HDA_INTEL_DSP_DETECTION_CNL
+ bool
+ help
+ This option is selected by SOF or SST drivers, not users or distros.
+ It enables DSP detection based on PCI class information for
+ CannonLake machines
+
+config SND_HDA_INTEL_DSP_DETECTION_CFL
+ bool
+ help
+ This option is selected by SOF or SST drivers, not users or distros.
+ It enables DSP detection based on PCI class information for
+ CoffeeLake machines
+
+config SND_HDA_INTEL_DSP_DETECTION_ICL
+ bool
+ help
+ This option is selected by SOF or SST drivers, not users or distros.
+ It enables DSP detection based on PCI class information for
+ IceLake machines
+
+endif ## SND_HDA_INTEL
+
endif
endmenu
diff --git a/sound/pci/hda/hda_controller.h b/sound/pci/hda/hda_controller.h
index 7185ed574b41..e0c3fcbaa028 100644
--- a/sound/pci/hda/hda_controller.h
+++ b/sound/pci/hda/hda_controller.h
@@ -37,7 +37,7 @@
#else
#define AZX_DCAPS_I915_COMPONENT 0 /* NOP */
#endif
-/* 14 unused */
+#define AZX_DCAPS_INTEL_SHARED (1 << 14) /* shared with ASoC */
#define AZX_DCAPS_CTX_WORKAROUND (1 << 15) /* X-Fi workaround */
#define AZX_DCAPS_POSFIX_LPIB (1 << 16) /* Use LPIB as default */
/* 17 unused */
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index e784130ea4e0..2ec9c896ebc0 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -357,6 +357,7 @@ enum {
AZX_DCAPS_NO_64BIT |\
AZX_DCAPS_4K_BDLE_BOUNDARY | AZX_DCAPS_SNOOP_OFF)
+#define AZX_DCAPS_INTEL_DSP_DETECTION(conf) (IS_ENABLED(CONFIG_SND_HDA_INTEL_DSP_DETECTION_##conf) ? AZX_DCAPS_INTEL_SHARED : 0)
/*
* vga_switcheroo support
*/
@@ -2048,6 +2049,11 @@ static int azx_probe(struct pci_dev *pci,
bool schedule_probe;
int err;
+ /* check if this driver can be used on SKL+ Intel platforms */
+ if ((pci_id->driver_data & AZX_DCAPS_INTEL_SHARED) &&
+ pci->class != 0x040300)
+ return -ENODEV;
+
if (dev >= SNDRV_CARDS)
return -ENODEV;
if (!enable[dev]) {
@@ -2354,34 +2360,48 @@ static const struct pci_device_id azx_ids[] = {
.driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE },
/* Sunrise Point-LP */
{ PCI_DEVICE(0x8086, 0x9d70),
- .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE },
+ .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE |
+ AZX_DCAPS_INTEL_DSP_DETECTION(SKL)
+ },
/* Kabylake */
{ PCI_DEVICE(0x8086, 0xa171),
.driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE },
/* Kabylake-LP */
{ PCI_DEVICE(0x8086, 0x9d71),
- .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE },
+ .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE |
+ AZX_DCAPS_INTEL_DSP_DETECTION(KBL)
+ },
/* Kabylake-H */
{ PCI_DEVICE(0x8086, 0xa2f0),
.driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE },
/* Coffelake */
{ PCI_DEVICE(0x8086, 0xa348),
- .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE},
+ .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE |
+ AZX_DCAPS_INTEL_DSP_DETECTION(CFL)
+ },
/* Cannonlake */
{ PCI_DEVICE(0x8086, 0x9dc8),
- .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE},
+ .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE |
+ AZX_DCAPS_INTEL_DSP_DETECTION(CNL)
+ },
/* Icelake */
{ PCI_DEVICE(0x8086, 0x34c8),
- .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE},
+ .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE |
+ AZX_DCAPS_INTEL_DSP_DETECTION(ICL)
+ },
/* Broxton-P(Apollolake) */
{ PCI_DEVICE(0x8086, 0x5a98),
- .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON },
+ .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON |
+ AZX_DCAPS_INTEL_DSP_DETECTION(APL)
+ },
/* Broxton-T */
{ PCI_DEVICE(0x8086, 0x1a98),
.driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON },
/* Gemini-Lake */
{ PCI_DEVICE(0x8086, 0x3198),
- .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON },
+ .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON |
+ AZX_DCAPS_INTEL_DSP_DETECTION(GLK)
+ },
/* Haswell */
{ PCI_DEVICE(0x8086, 0x0a0c),
.driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL },
diff --git a/sound/soc/intel/Kconfig b/sound/soc/intel/Kconfig
index 99a62ba409df..2fd1b61e8331 100644
--- a/sound/soc/intel/Kconfig
+++ b/sound/soc/intel/Kconfig
@@ -188,6 +188,12 @@ config SND_SOC_INTEL_SKYLAKE_COMMON
select SND_SOC_TOPOLOGY
select SND_SOC_INTEL_SST
select SND_SOC_HDAC_HDA if SND_SOC_INTEL_SKYLAKE_HDAUDIO_CODEC
+ select SND_HDA_INTEL_DSP_DETECTION_SKL if SND_SOC_INTEL_SKL
+ select SND_HDA_INTEL_DSP_DETECTION_APL if SND_SOC_INTEL_APL
+ select SND_HDA_INTEL_DSP_DETECTION_KBL if SND_SOC_INTEL_KBL
+ select SND_HDA_INTEL_DSP_DETECTION_GLK if SND_SOC_INTEL_GLK
+ select SND_HDA_INTEL_DSP_DETECTION_CNL if SND_SOC_INTEL_CNL
+ select SND_HDA_INTEL_DSP_DETECTION_CFL if SND_SOC_INTEL_CFL
select SND_SOC_ACPI_INTEL_MATCH
help
If you have a Intel Skylake/Broxton/ApolloLake/KabyLake/
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.