diff options
| author | Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> | 2018-11-02 00:34:54 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2018-11-06 20:25:07 +0300 |
| commit | 935ff8007f5efd24e995d26ebf875ee2c787465e (patch) | |
| tree | 755d066eacd2d2ccc8044fe4d7bcca1af8657159 /sound/soc/intel/common/soc-acpi-intel-bxt-match.c | |
| parent | 97bb91ae2f3325fd06ea2c28fb8b5b4e023b4b5d (diff) | |
| download | linux-935ff8007f5efd24e995d26ebf875ee2c787465e.tar.xz | |
ASoC: Intel: common: add quirk for APL RVP boards
For some reason the RVP/LeafHill SSDT exposes an INT34C3 ID which is
used on other boards to point to the TDF8532 amplifier. Yay BIOS.
Add a DMI-quirk to ignore this ID and check for other valid machine
driver descriptors.
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/intel/common/soc-acpi-intel-bxt-match.c')
| -rw-r--r-- | sound/soc/intel/common/soc-acpi-intel-bxt-match.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sound/soc/intel/common/soc-acpi-intel-bxt-match.c b/sound/soc/intel/common/soc-acpi-intel-bxt-match.c index 2756fa4ab552..61dedc103b19 100644 --- a/sound/soc/intel/common/soc-acpi-intel-bxt-match.c +++ b/sound/soc/intel/common/soc-acpi-intel-bxt-match.c @@ -6,9 +6,41 @@ * */ +#include <linux/dmi.h> #include <sound/soc-acpi.h> #include <sound/soc-acpi-intel-match.h> +enum { + APL_RVP, +}; + +static const struct dmi_system_id apl_table[] = { + { + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp."), + DMI_MATCH(DMI_BOARD_NAME, "Apollolake RVP1A"), + }, + .driver_data = (void *)(APL_RVP), + }, + {} +}; + +static struct snd_soc_acpi_mach *apl_quirk(void *arg) +{ + struct snd_soc_acpi_mach *mach = arg; + const struct dmi_system_id *dmi_id; + unsigned long apl_machine_id; + + dmi_id = dmi_first_match(apl_table); + if (dmi_id) { + apl_machine_id = (unsigned long)dmi_id->driver_data; + if (apl_machine_id == APL_RVP) + return NULL; + } + + return mach; +} + static struct snd_soc_acpi_codecs bxt_codecs = { .num_codecs = 1, .codecs = {"MX98357A"} @@ -50,6 +82,7 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_bxt_machines[] = { { .id = "INT34C3", .drv_name = "bxt_tdf8532", + .machine_quirk = apl_quirk, .sof_fw_filename = "intel/sof-apl.ri", .sof_tplg_filename = "intel/sof-apl-tdf8532.tplg", .asoc_plat_name = "0000:00:0e.0", |