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ALSA: hda: Fix stream fifo_size initialization

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SDxFIFOS register indicates the fifo size directly. There is no need to
modify the value after reading the register.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20231006102857.749143-3-cezary.rojewski@intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Cezary Rojewski 2023-10-06 12:28:56 +02:00 committed by Takashi Iwai
parent f93dc90c2e
commit 956b610c49
2 changed files with 2 additions and 2 deletions
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2
sound/hda/hdac_stream.c
View File

@ -308,7 +308,7 @@ int snd_hdac_stream_setup(struct hdac_stream *azx_dev)
if (ret)
dev_dbg(bus->dev, "polling SD_FIFOSIZE 0x%04x failed: %d\n",
AZX_REG_SD_FIFOSIZE, ret);
azx_dev->fifo_size = snd_hdac_stream_readw(azx_dev, SD_FIFOSIZE) + 1;
azx_dev->fifo_size = snd_hdac_stream_readw(azx_dev, SD_FIFOSIZE);
/* when LPIB delay correction gives a small negative value,
* we ignore it; currently set the threshold statically to

2
sound/pci/hda/hda_intel.c
View File

@ -806,7 +806,7 @@ static unsigned int azx_via_get_position(struct azx *chip,
mod_dma_pos = le32_to_cpu(*azx_dev->core.posbuf);
mod_dma_pos %= azx_dev->core.period_bytes;
fifo_size = azx_stream(azx_dev)->fifo_size - 1;
fifo_size = azx_stream(azx_dev)->fifo_size;
if (azx_dev->insufficient) {
/* Link position never gather than FIFO size */