Add two options to explicitly enable HDAudio + DSP usage and force its use
Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- sound/soc/intel/Kconfig | 19 +++++++++++++++++++ sound/soc/intel/skylake/skl.c | 7 ++++++- 2 files changed, 25 insertions(+), 1 deletion(-)
diff --git a/sound/soc/intel/Kconfig b/sound/soc/intel/Kconfig index 0caa1f4eb94d..93c3693cdf13 100644 --- a/sound/soc/intel/Kconfig +++ b/sound/soc/intel/Kconfig @@ -117,6 +117,25 @@ config SND_SOC_INTEL_SKYLAKE GeminiLake or CannonLake platform with the DSP enabled in the BIOS then enable this option by saying Y or m.
+config SND_SOC_INTEL_SKYLAKE_HDA_DSP + bool "Enable HDAudio Codec + DSP support" + depends on SND_SOC_INTEL_SKYLAKE + help + If you have a Intel Skylake+ platform with the DSP enabled in + the BIOS and an HDAudio codec, then enable this option by saying Y + This option will only have an effect if there are no ACPI-enumerated + audio devices (I2C, SoundWire). + +config SND_SOC_INTEL_SKYLAKE_FORCE_HDA_DSP + bool "Force HDAudio Codec + DSP support" + depends on SND_SOC_INTEL_SKYLAKE_HDA_DSP + help + If you have a Intel Skylake+ platform with the DSP enabled in + the BIOS and an HDAudio codec, then enable this option by saying Y + This option will ignore information from the BIOS and force the use + of the HDaudio codec, if present. + This is a debug option not recommended for distros. + config SND_SOC_ACPI_INTEL_MATCH tristate select SND_SOC_ACPI if ACPI diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c index e8bf46cfea45..b14a47e765de 100644 --- a/sound/soc/intel/skylake/skl.c +++ b/sound/soc/intel/skylake/skl.c @@ -474,6 +474,7 @@ static struct skl_ssp_clk skl_ssp_clks[] = { {.name = "ssp5_sclkfs"}, };
+#if IS_ENABLED(CONFIG_SND_SOC_INTEL_SKYLAKE_HDA_DSP) static struct snd_soc_acpi_mach *skl_find_hda_machine(struct skl *skl, struct snd_soc_acpi_mach *machines) { @@ -492,6 +493,7 @@ static struct snd_soc_acpi_mach *skl_find_hda_machine(struct skl *skl,
return mach; } +#endif
static int skl_find_machine(struct skl *skl, void *driver_data) { @@ -500,13 +502,16 @@ static int skl_find_machine(struct skl *skl, void *driver_data) struct skl_machine_pdata *pdata;
mach = snd_soc_acpi_find_machine(mach); - if (!mach) { + if (!mach || IS_ENABLED(CONFIG_SND_SOC_INTEL_SKYLAKE_FORCE_HDA_DSP)) { dev_dbg(bus->dev, "No matching I2S machine driver found\n"); +#if IS_ENABLED(CONFIG_SND_SOC_INTEL_SKYLAKE_HDA_DSP) mach = skl_find_hda_machine(skl, driver_data); +#endif if (!mach) { dev_err(bus->dev, "No matching machine driver found\n"); return -ENODEV; } + }
skl->mach = mach;