From 74fe0c4dcb41678543915cb97928c366ac1aaceb Mon Sep 17 00:00:00 2001 From: Pierre-Louis Bossart Date: Mon, 24 Oct 2022 11:52:57 -0500 Subject: [PATCH] ASoC: SOF: ops: add readb/writeb helpers MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit These will be used to add more consistency in the SOF core and drivers. Signed-off-by: Pierre-Louis Bossart Reviewed-by: Ranjani Sridharan Reviewed-by: Rander Wang Reviewed-by: Péter Ujfalusi Link: https://lore.kernel.org/r/20221024165310.246183-4-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown --- sound/soc/sof/ops.h | 18 ++++++++++++++++++ sound/soc/sof/sof-priv.h | 4 ++++ 2 files changed, 22 insertions(+) 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, -- 2.11.0