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authorPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>2017-04-04 19:32:28 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-04-12 12:41:20 +0200
commit4060a32e9d2471b030ce21f0519daecf2f17db5e (patch)
tree21c3a1301399f0f3a51b0be6baf67cd75fa0f29f /sound
parentd572cfb662643761d55934331b42a2b8d68701cc (diff)
downloadlinux-aarch64-4060a32e9d2471b030ce21f0519daecf2f17db5e.tar.gz
ASoC: Intel: Baytrail: add quirk for Lenovo Thinkpad 10
[ Upstream commit fd0138dc5d17c636477b371d99265c406437c583 ] 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> Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/intel/atom/sst/sst_acpi.c37
1 files changed, 36 insertions, 1 deletions
diff --git a/sound/soc/intel/atom/sst/sst_acpi.c b/sound/soc/intel/atom/sst/sst_acpi.c
index 0a88537ca58a..0bfa68862460 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 },