diff options
| author | Ranjani Sridharan <ranjani.sridharan@linux.intel.com> | 2021-11-19 21:26:13 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-11-22 15:40:16 +0000 |
| commit | 5974f6843203f0061d9df05c32262a10359740a6 (patch) | |
| tree | 21722983f3d417806a48864b362132db3a98bd4b /sound/soc/sof/intel/bdw.c | |
| parent | 81ed6770ba67358b07e96a277206f6c742737dab (diff) | |
| download | linux-5974f6843203f0061d9df05c32262a10359740a6.tar.gz linux-5974f6843203f0061d9df05c32262a10359740a6.tar.bz2 linux-5974f6843203f0061d9df05c32262a10359740a6.zip | |
ASoC: SOF: Introduce num_cores and ref count per core
Add two fields num_cores and dsp_cores_ref_count to
struct snd_sof_dev. These will be used to maintain the
ref count for each core to determine when it should be
powered up or down.
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20211119192621.4096077-3-kai.vehmanen@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof/intel/bdw.c')
| -rw-r--r-- | sound/soc/sof/intel/bdw.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/soc/sof/intel/bdw.c b/sound/soc/sof/intel/bdw.c index 156006bed017..1a8a39a878fd 100644 --- a/sound/soc/sof/intel/bdw.c +++ b/sound/soc/sof/intel/bdw.c @@ -412,10 +412,19 @@ static int bdw_probe(struct snd_sof_dev *sdev) const struct sof_dev_desc *desc = pdata->desc; struct platform_device *pdev = container_of(sdev->dev, struct platform_device, dev); + const struct sof_intel_dsp_desc *chip; struct resource *mmio; u32 base, size; int ret; + chip = get_chip_info(sdev->pdata); + if (!chip) { + dev_err(sdev->dev, "error: no such device supported\n"); + return -EIO; + } + + sdev->num_cores = chip->cores_num; + /* LPE base */ mmio = platform_get_resource(pdev, IORESOURCE_MEM, desc->resindex_lpe_base); |