diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2021-05-10 15:41:32 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-05-11 09:35:09 +0100 |
| commit | 6d380132eaea536bef641f21847c8a7987e96ad8 (patch) | |
| tree | 20dc312e1ccb72d5d8f24e3ec8bb6058880deed1 /drivers/spi/spi-pxa2xx.h | |
| parent | 42c80cd439a938569a86f6ae135d38c1cda5569b (diff) | |
spi: pxa2xx: Extract read_SSSR_bits() helper
There are few places that repeat the logic of "read some bits from SSSR".
Extract read_SSSR_bits() helper to deduplicate that.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210510124134.24638-13-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-pxa2xx.h')
| -rw-r--r-- | drivers/spi/spi-pxa2xx.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/spi/spi-pxa2xx.h b/drivers/spi/spi-pxa2xx.h index ed63f7165cd8..d2cb40f97c4b 100644 --- a/drivers/spi/spi-pxa2xx.h +++ b/drivers/spi/spi-pxa2xx.h @@ -110,11 +110,16 @@ static inline void clear_SSCR1_bits(const struct driver_data *drv_data, u32 bits pxa2xx_spi_write(drv_data, SSCR1, pxa2xx_spi_read(drv_data, SSCR1) & ~bits); } +static inline u32 read_SSSR_bits(const struct driver_data *drv_data, u32 bits) +{ + return pxa2xx_spi_read(drv_data, SSSR) & bits; +} + static inline void write_SSSR_CS(struct driver_data *drv_data, u32 val) { if (drv_data->ssp_type == CE4100_SSP || drv_data->ssp_type == QUARK_X1000_SSP) - val |= pxa2xx_spi_read(drv_data, SSSR) & SSSR_ALT_FRM_MASK; + val |= read_SSSR_bits(drv_data, SSSR_ALT_FRM_MASK); pxa2xx_spi_write(drv_data, SSSR, val); } |