diff options
| author |   Dmitry Osipenko <digetx@gmail.com> | 2020-08-30 21:53:52 +0300 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2020-09-01 14:54:52 +0100 |
| commit | 2b32d2f7ce0a54ce74a75f0d939b5ee063a05ec5 (patch) | |
| tree | 8fdbb0d7a7f9fea4c4a1d5a6b01f5978da3c8c93 /drivers/base/regmap/regmap.c | |
| parent | regmap: add Intel SPI Slave to AVMM Bus Bridge support (diff) | |
| download | linux-dev-2b32d2f7ce0a54ce74a75f0d939b5ee063a05ec5.tar.xz linux-dev-2b32d2f7ce0a54ce74a75f0d939b5ee063a05ec5.zip | |
regmap: Use flexible sleep
The multi-reg write function uses udelay(), which is a busy-loop based
delaying function that is not suitable for a long delays. Hence let's
replace the udelay() with fsleep(), which is flexible sleep function that
selects best delay function based on the delay-time.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20200830185356.5365-3-digetx@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to '')
| -rw-r--r-- | drivers/base/regmap/regmap.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index e93700af7e6e..a417cb1a11dc 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -2231,7 +2231,7 @@ static int _regmap_range_multi_paged_reg_write(struct regmap *map, return ret; if (regs[i].delay_us) - udelay(regs[i].delay_us); + fsleep(regs[i].delay_us); base += n; n = 0; @@ -2268,7 +2268,7 @@ static int _regmap_multi_reg_write(struct regmap *map, return ret; if (regs[i].delay_us) - udelay(regs[i].delay_us); + fsleep(regs[i].delay_us); } return 0; } |