Implementation of tc_poll_timeout() is almost a 100% copy-and-paste of
the code for regmap_read_poll_timeout(). Replace copied code with a
call to the original. No functional change intended.
Signed-off-by: Andrey Smirnov <andrew.smir...@gmail.com>
Cc: Archit Taneja <arch...@codeaurora.org>
Cc: Andrzej Hajda <a.ha...@samsung.com>
Cc: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Cc: Chris Healy <cphe...@gmail.com>
Cc: Lucas Stach <l.st...@pengutronix.de>
Cc: dri-devel@lists.freedesktop.org
Cc: linux-ker...@vger.kernel.org
---
drivers/gpu/drm/bridge/tc358767.c | 19 +++----------------
1 file changed, 3 insertions(+), 16 deletions(-)
diff --git a/drivers/gpu/drm/bridge/tc358767.c
b/drivers/gpu/drm/bridge/tc358767.c
index e6403b9549f1..b0f8264a1285 100644
--- a/drivers/gpu/drm/bridge/tc358767.c
+++ b/drivers/gpu/drm/bridge/tc358767.c
@@ -252,24 +252,11 @@ static inline int tc_poll_timeout(struct regmap *map,
unsigned int addr,
unsigned int cond_value,
unsigned long sleep_us, u64 timeout_us)
{
- ktime_t timeout = ktime_add_us(ktime_get(), timeout_us);
unsigned int val;
- int ret;
- for (;;) {
- ret = regmap_read(map, addr, &val);
- if (ret)
- break;
- if ((val & cond_mask) == cond_value)
- break;
- if (timeout_us && ktime_compare(ktime_get(), timeout) > 0) {
- ret = regmap_read(map, addr, &val);
- break;
- }
- if (sleep_us)
- usleep_range((sleep_us >> 2) + 1, sleep_us);
- }
- return ret ?: (((val & cond_mask) == cond_value) ? 0 : -ETIMEDOUT);
+ return regmap_read_poll_timeout(map, addr, val,
+ (val & cond_mask) == cond_value,
+ sleep_us, timeout_us);
}
static int tc_aux_wait_busy(struct tc_data *tc, unsigned int timeout_ms)
--
2.20.1
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