[PATCH] ALSA: hda: intel-dsp-cfg: Use AVS driver on SKL/KBL/APL Chromebooks

From: Brady Norander
Date: Sat Oct 28 2023 - 08:25:16 EST


The legacy SKL driver no longer works properly on these Chromebook
platforms. Use the new AVS driver by default instead.

Signed-off-by: Brady Norander <bradynorander@xxxxxxxxx>
---
sound/hda/intel-dsp-config.c | 16 ++++++++++------
1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/sound/hda/intel-dsp-config.c b/sound/hda/intel-dsp-config.c
index 756fa0aa69bb..1045be1fd441 100644
--- a/sound/hda/intel-dsp-config.c
+++ b/sound/hda/intel-dsp-config.c
@@ -16,10 +16,11 @@
static int dsp_driver;

module_param(dsp_driver, int, 0444);
-MODULE_PARM_DESC(dsp_driver, "Force the DSP driver for Intel DSP (0=auto, 1=legacy, 2=SST, 3=SOF)");
+MODULE_PARM_DESC(dsp_driver, "Force the DSP driver for Intel DSP (0=auto, 1=legacy, 2=SST, 3=SOF, 4=AVS)");

#define FLAG_SST BIT(0)
#define FLAG_SOF BIT(1)
+#define FLAG_AVS BIT(2)
#define FLAG_SST_ONLY_IF_DMIC BIT(15)
#define FLAG_SOF_ONLY_IF_DMIC BIT(16)
#define FLAG_SOF_ONLY_IF_SOUNDWIRE BIT(17)
@@ -56,7 +57,7 @@ static const struct config_entry config_table[] = {
/*
* Apollolake (Broxton-P)
* the legacy HDAudio driver is used except on Up Squared (SOF) and
- * Chromebooks (SST), as well as devices based on the ES8336 codec
+ * Chromebooks (AVS), as well as devices based on the ES8336 codec
*/
#if IS_ENABLED(CONFIG_SND_SOC_SOF_APOLLOLAKE)
{
@@ -81,7 +82,7 @@ static const struct config_entry config_table[] = {
#endif
#if IS_ENABLED(CONFIG_SND_SOC_INTEL_APL)
{
- .flags = FLAG_SST,
+ .flags = FLAG_AVS,
.device = PCI_DEVICE_ID_INTEL_HDA_APL,
.dmi_table = (const struct dmi_system_id []) {
{
@@ -96,13 +97,13 @@ static const struct config_entry config_table[] = {
#endif
/*
* Skylake and Kabylake use legacy HDAudio driver except for Google
- * Chromebooks (SST)
+ * Chromebooks (AVS)
*/

/* Sunrise Point-LP */
#if IS_ENABLED(CONFIG_SND_SOC_INTEL_SKL)
{
- .flags = FLAG_SST,
+ .flags = FLAG_AVS,
.device = PCI_DEVICE_ID_INTEL_HDA_SKL_LP,
.dmi_table = (const struct dmi_system_id []) {
{
@@ -122,7 +123,7 @@ static const struct config_entry config_table[] = {
/* Kabylake-LP */
#if IS_ENABLED(CONFIG_SND_SOC_INTEL_KBL)
{
- .flags = FLAG_SST,
+ .flags = FLAG_AVS,
.device = PCI_DEVICE_ID_INTEL_HDA_KBL_LP,
.dmi_table = (const struct dmi_system_id []) {
{
@@ -667,6 +668,9 @@ int snd_intel_dsp_driver_probe(struct pci_dev *pci)
}
}

+ if (cfg->flags & FLAG_AVS)
+ return SND_INTEL_DSP_DRIVER_AVS;
+
return SND_INTEL_DSP_DRIVER_LEGACY;
}
EXPORT_SYMBOL_GPL(snd_intel_dsp_driver_probe);
--
2.42.0