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| author | Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> | 2023-04-04 13:41:11 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-04-06 16:45:34 +0100 |
| commit | 34e582b559c78746c544442b3925554e0665351b (patch) | |
| tree | b7f687019f809eb1b294ea58e4b510d11da928fb /include | |
| parent | c7a92574ec03692a057db541db12e41744a862fa (diff) | |
| download | linux-stable-34e582b559c78746c544442b3925554e0665351b.tar.gz linux-stable-34e582b559c78746c544442b3925554e0665351b.tar.bz2 linux-stable-34e582b559c78746c544442b3925554e0665351b.zip | |
ALSA: hda: add HDaudio Extended link definitions
Add new definitions for the HDaudio Extended link support,
specifically new registers for SoundWire, Intel DMIC and INTEL SSP
interfaces.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20230404104127.5629-3-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/sound/hda_register.h | 40 |
1 files changed, 38 insertions, 2 deletions
diff --git a/include/sound/hda_register.h b/include/sound/hda_register.h index d37cf43546eb..9c7872c0ca79 100644 --- a/include/sound/hda_register.h +++ b/include/sound/hda_register.h @@ -258,14 +258,27 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 }; #define AZX_ML_BASE 0x40 #define AZX_ML_INTERVAL 0x40 +/* HDaudio registers valid for HDaudio and HDaudio extended links */ #define AZX_REG_ML_LCAP 0x00 -#define AZX_REG_ML_LCTL 0x04 +#define AZX_ML_HDA_LCAP_ALT BIT(28) +#define AZX_ML_HDA_LCAP_ALT_HDA 0x0 +#define AZX_ML_HDA_LCAP_ALT_HDA_EXT 0x1 + +#define AZX_ML_HDA_LCAP_INTC BIT(27) /* only used if ALT == 1 */ +#define AZX_ML_HDA_LCAP_OFLS BIT(26) /* only used if ALT == 1 */ +#define AZX_ML_HDA_LCAP_LSS BIT(23) /* only used if ALT == 1 */ +#define AZX_ML_HDA_LCAP_SLCOUNT GENMASK(22, 20) /* only used if ALT == 1 */ + +#define AZX_REG_ML_LCTL 0x04 +#define AZX_ML_LCTL_INTSTS BIT(31) /* only used if ALT == 1 */ #define AZX_ML_LCTL_CPA BIT(23) #define AZX_ML_LCTL_CPA_SHIFT 23 #define AZX_ML_LCTL_SPA BIT(16) #define AZX_ML_LCTL_SPA_SHIFT 16 -#define AZX_ML_LCTL_SCF GENMASK(3, 0) +#define AZX_ML_LCTL_INTEN BIT(5) /* only used if ALT == 1 */ +#define AZX_ML_LCTL_OFLEN BIT(4) /* only used if ALT == 1 */ +#define AZX_ML_LCTL_SCF GENMASK(3, 0) /* only used if ALT == 0 */ #define AZX_REG_ML_LOSIDV 0x08 @@ -273,12 +286,35 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 }; #define AZX_ML_LOSIDV_STREAM_MASK 0xFFFE #define AZX_REG_ML_LSDIID 0x0C +#define AZX_REG_ML_LSDIID_OFFSET(x) (0x0C + (x) * 0x02) /* only used if ALT == 1 */ + +/* HDaudio registers only valid if LCAP.ALT == 0 */ #define AZX_REG_ML_LPSOO 0x10 #define AZX_REG_ML_LPSIO 0x12 #define AZX_REG_ML_LWALFC 0x18 #define AZX_REG_ML_LOUTPAY 0x20 #define AZX_REG_ML_LINPAY 0x30 +/* HDaudio Extended link registers only valid if LCAP.ALT == 1 */ +#define AZX_REG_ML_LSYNC 0x1C + +#define AZX_REG_ML_LSYNC_CMDSYNC BIT(24) +#define AZX_REG_ML_LSYNC_CMDSYNC_SHIFT 24 +#define AZX_REG_ML_LSYNC_SYNCGO BIT(23) +#define AZX_REG_ML_LSYNC_SYNCPU BIT(20) +#define AZX_REG_ML_LSYNC_SYNCPRD GENMASK(19, 0) + +#define AZX_REG_ML_LEPTR 0x20 + +#define AZX_REG_ML_LEPTR_ID GENMASK(31, 24) +#define AZX_REG_ML_LEPTR_ID_SHIFT 24 +#define AZX_REG_ML_LEPTR_ID_SDW 0x00 +#define AZX_REG_ML_LEPTR_ID_INTEL_SSP 0xC0 +#define AZX_REG_ML_LEPTR_ID_INTEL_DMIC 0xC1 +#define AZX_REG_ML_LEPTR_ID_INTEL_UAOL 0xC2 +#define AZX_REG_ML_LEPTR_VER GENMASK(23, 20) +#define AZX_REG_ML_LEPTR_PTR GENMASK(19, 0) + /* registers for DMA Resume Capability Structure */ #define AZX_DRSM_CAP_ID 0x5 #define AZX_REG_DRSM_CTL 0x4 |