Reorder the timeout loop such that we first check if the
condition is already true, and then call udelay() so if
the condition is already true, break early.
Reviewed-by: Michal Simek <michal.si...@xilinx.com>
Signed-off-by: Moritz Fischer <moritz.fisc...@ettus.com>
Cc: Heiko Schocher <h...@denx.de>
Cc: Michal Simek <michal.si...@xilinx.com>
Cc: u-boot@lists.denx.de
---
Changes from v1:
- None
---
drivers/i2c/i2c-cdns.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/i2c/i2c-cdns.c b/drivers/i2c/i2c-cdns.c
index c1d6427..1c9fda8 100644
--- a/drivers/i2c/i2c-cdns.c
+++ b/drivers/i2c/i2c-cdns.c
@@ -130,10 +130,10 @@ static u32 cdns_i2c_wait(struct cdns_i2c_regs *cdns_i2c,
u32 mask)
int timeout, int_status;
for (timeout = 0; timeout < 100; timeout++) {
- udelay(100);
int_status = readl(&cdns_i2c->interrupt_status);
if (int_status & mask)
break;
+ udelay(100);
}
/* Clear interrupt status flags */
--
2.7.4
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