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| author | Fabio Estevam <festevam@gmail.com> | 2019-06-01 13:51:38 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-06-05 15:55:11 -0400 |
| commit | 345162044fa6d344007cbd822722a129be579d97 (patch) | |
| tree | 8c7fb05fc4e5739bbd2c61b1c02679bdcecb57bc /drivers/staging/media/imx | |
| parent | 2b0287ef1d9e9a86517d481d270ac160a8c31651 (diff) | |
| download | linux-stable-345162044fa6d344007cbd822722a129be579d97.tar.gz linux-stable-345162044fa6d344007cbd822722a129be579d97.tar.bz2 linux-stable-345162044fa6d344007cbd822722a129be579d97.zip | |
media: imx7-media-csi: Use functions instead of macros
Currently there is a macro for reading and another macro for writing
to the CSI registers.
Functions can do parameter type checking, which leads to a safer code,
so switch from macro to function implementation.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Rui Miguel Silva <rmfrfs@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/staging/media/imx')
| -rw-r--r-- | drivers/staging/media/imx/imx7-media-csi.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/staging/media/imx/imx7-media-csi.c b/drivers/staging/media/imx/imx7-media-csi.c index 882690561357..5522f6ed077b 100644 --- a/drivers/staging/media/imx/imx7-media-csi.c +++ b/drivers/staging/media/imx/imx7-media-csi.c @@ -195,10 +195,16 @@ struct imx7_csi { struct completion last_eof_completion; }; -#define imx7_csi_reg_read(_csi, _offset) \ - __raw_readl((_csi)->regbase + (_offset)) -#define imx7_csi_reg_write(_csi, _val, _offset) \ - __raw_writel(_val, (_csi)->regbase + (_offset)) +static u32 imx7_csi_reg_read(struct imx7_csi *csi, unsigned int offset) +{ + return readl(csi->regbase + offset); +} + +static void imx7_csi_reg_write(struct imx7_csi *csi, unsigned int value, + unsigned int offset) +{ + writel(value, csi->regbase + offset); +} static void imx7_csi_hw_reset(struct imx7_csi *csi) { |