the BIOS reports this codec as RT5640 but it's a rt5670. Use the quirk mechanism to use the cht_bsw_rt5672 machine driver
Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- sound/soc/intel/atom/sst/sst_acpi.c | 37 ++++++++++++++++++++++++++++++++++++- 1 file changed, 36 insertions(+), 1 deletion(-)
diff --git a/sound/soc/intel/atom/sst/sst_acpi.c b/sound/soc/intel/atom/sst/sst_acpi.c index 0699ce5..4cf95e7 100644 --- a/sound/soc/intel/atom/sst/sst_acpi.c +++ b/sound/soc/intel/atom/sst/sst_acpi.c @@ -400,6 +400,7 @@ static int sst_acpi_remove(struct platform_device *pdev) static unsigned long cht_machine_id;
#define CHT_SURFACE_MACH 1 +#define BYT_THINKPAD_10 2
static int cht_surface_quirk_cb(const struct dmi_system_id *id) { @@ -407,6 +408,23 @@ static int cht_surface_quirk_cb(const struct dmi_system_id *id) return 1; }
+static int byt_thinkpad10_quirk_cb(const struct dmi_system_id *id) +{ + cht_machine_id = BYT_THINKPAD_10; + return 1; +} + + +static const struct dmi_system_id byt_table[] = { + { + .callback = byt_thinkpad10_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "20C3001VHH"), + }, + }, + { } +};
static const struct dmi_system_id cht_table[] = { { @@ -424,6 +442,10 @@ static struct sst_acpi_mach cht_surface_mach = { "10EC5640", "cht-bsw-rt5645", "intel/fw_sst_22a8.bin", "cht-bsw", NULL, &chv_platform_data };
+static struct sst_acpi_mach byt_thinkpad_10 = { + "10EC5640", "cht-bsw-rt5672", "intel/fw_sst_0f28.bin", "cht-bsw", NULL, + &byt_rvp_platform_data }; + static struct sst_acpi_mach *cht_quirk(void *arg) { struct sst_acpi_mach *mach = arg; @@ -436,8 +458,21 @@ static struct sst_acpi_mach *cht_quirk(void *arg) return mach; }
+static struct sst_acpi_mach *byt_quirk(void *arg) +{ + struct sst_acpi_mach *mach = arg; + + dmi_check_system(byt_table); + + if (cht_machine_id == BYT_THINKPAD_10) + return &byt_thinkpad_10; + else + return mach; +} + + static struct sst_acpi_mach sst_acpi_bytcr[] = { - {"10EC5640", "bytcr_rt5640", "intel/fw_sst_0f28.bin", "bytcr_rt5640", NULL, + {"10EC5640", "bytcr_rt5640", "intel/fw_sst_0f28.bin", "bytcr_rt5640", byt_quirk, &byt_rvp_platform_data }, {"10EC5642", "bytcr_rt5640", "intel/fw_sst_0f28.bin", "bytcr_rt5640", NULL, &byt_rvp_platform_data },