diff options
| author | Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> | 2022-10-24 11:52:57 -0500 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-10-26 14:17:54 +0100 |
| commit | 74fe0c4dcb41678543915cb97928c366ac1aaceb (patch) | |
| tree | fb49aa0fc923ff0e157a01c14fa25a318e3e73ba /sound | |
| parent | 42b00e9da59f2220bb2a052b72ff1463c8c4ca2c (diff) | |
| download | lwn-74fe0c4dcb41678543915cb97928c366ac1aaceb.tar.gz lwn-74fe0c4dcb41678543915cb97928c366ac1aaceb.zip | |
ASoC: SOF: ops: add readb/writeb helpers
These will be used to add more consistency in the SOF core and
drivers.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20221024165310.246183-4-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/sof/ops.h | 18 | ||||
| -rw-r--r-- | sound/soc/sof/sof-priv.h | 4 |
2 files changed, 22 insertions, 0 deletions
diff --git a/sound/soc/sof/ops.h b/sound/soc/sof/ops.h index a72f8043be64..511c798eb1eb 100644 --- a/sound/soc/sof/ops.h +++ b/sound/soc/sof/ops.h @@ -302,6 +302,15 @@ static inline int snd_sof_debugfs_add_region_item(struct snd_sof_dev *sdev, } /* register IO */ +static inline void snd_sof_dsp_writeb(struct snd_sof_dev *sdev, u32 bar, + u32 offset, u8 value) +{ + if (sof_ops(sdev)->writeb) + sof_ops(sdev)->writeb(sdev, sdev->bar[bar] + offset, value); + else + writeb(value, sdev->bar[bar] + offset); +} + static inline void snd_sof_dsp_write(struct snd_sof_dev *sdev, u32 bar, u32 offset, u32 value) { @@ -320,6 +329,15 @@ static inline void snd_sof_dsp_write64(struct snd_sof_dev *sdev, u32 bar, writeq(value, sdev->bar[bar] + offset); } +static inline u8 snd_sof_dsp_readb(struct snd_sof_dev *sdev, u32 bar, + u32 offset) +{ + if (sof_ops(sdev)->readb) + return sof_ops(sdev)->readb(sdev, sdev->bar[bar] + offset); + else + return readb(sdev->bar[bar] + offset); +} + static inline u32 snd_sof_dsp_read(struct snd_sof_dev *sdev, u32 bar, u32 offset) { diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h index 403e81220244..d3ede97b6759 100644 --- a/sound/soc/sof/sof-priv.h +++ b/sound/soc/sof/sof-priv.h @@ -171,6 +171,10 @@ struct snd_sof_dsp_ops { * TODO: consider removing these operations and calling respective * implementations directly */ + void (*writeb)(struct snd_sof_dev *sof_dev, void __iomem *addr, + u8 value); /* optional */ + u8 (*readb)(struct snd_sof_dev *sof_dev, + void __iomem *addr); /* optional */ void (*write)(struct snd_sof_dev *sof_dev, void __iomem *addr, u32 value); /* optional */ u32 (*read)(struct snd_sof_dev *sof_dev, |