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| author | Cezary Rojewski <cezary.rojewski@intel.com> | 2023-09-26 10:06:20 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2023-10-06 11:11:39 +0200 |
| commit | 2ee2c75c589acff83e987abfa74b6d81d237d92f (patch) | |
| tree | 2124dd9e37b8c76a205056bba8765b1b904bf5c4 /include/sound | |
| parent | c258bcc289e6920038186eae38b2b7aa9786d796 (diff) | |
| download | linux-stable-2ee2c75c589acff83e987abfa74b6d81d237d92f.tar.gz linux-stable-2ee2c75c589acff83e987abfa74b6d81d237d92f.tar.bz2 linux-stable-2ee2c75c589acff83e987abfa74b6d81d237d92f.zip | |
ALSA: hda: Poll SDxFIFOS after programming SDxFMT
Software shall read SDxFIFOS calculated by the hardware and notify if
invalid value is programmed before continuing the stream preparation.
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20230926080623.43927-2-cezary.rojewski@intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/sound')
| -rw-r--r-- | include/sound/hda_register.h | 2 | ||||
| -rw-r--r-- | include/sound/hdaudio.h | 3 |
2 files changed, 5 insertions, 0 deletions
diff --git a/include/sound/hda_register.h b/include/sound/hda_register.h index 9c7872c0ca79..55958711d697 100644 --- a/include/sound/hda_register.h +++ b/include/sound/hda_register.h @@ -91,6 +91,8 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 }; #define AZX_REG_SD_BDLPL 0x18 #define AZX_REG_SD_BDLPU 0x1c +#define AZX_SD_FIFOSIZE_MASK GENMASK(15, 0) + /* GTS registers */ #define AZX_REG_LLCH 0x14 diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h index 32c59053b48e..41d725babf53 100644 --- a/include/sound/hdaudio.h +++ b/include/sound/hdaudio.h @@ -624,6 +624,9 @@ int snd_hdac_stream_set_lpib(struct hdac_stream *azx_dev, u32 value); #define snd_hdac_stream_readb_poll(dev, reg, val, cond, delay_us, timeout_us) \ read_poll_timeout_atomic(snd_hdac_reg_readb, val, cond, delay_us, timeout_us, \ false, (dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg) +#define snd_hdac_stream_readw_poll(dev, reg, val, cond, delay_us, timeout_us) \ + read_poll_timeout_atomic(snd_hdac_reg_readw, val, cond, delay_us, timeout_us, \ + false, (dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg) #define snd_hdac_stream_readl_poll(dev, reg, val, cond, delay_us, timeout_us) \ read_poll_timeout_atomic(snd_hdac_reg_readl, val, cond, delay_us, timeout_us, \ false, (dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg) |