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authorWolfram Sang <wsa+renesas@sang-engineering.com>2018-07-11 01:27:22 +0300
committerWolfram Sang <wsa@the-dreams.de>2018-07-17 11:48:45 +0300
commitf7ff75e2a88f9246dace2195e9dedd98df41d416 (patch)
tree0fea3005e57ca7647e3c0b8c10c956a4f3aef12f /drivers/i2c/i2c-core-base.c
parent4fe10de535ead365351d49e0ff625769b08f6eca (diff)
downloadlinux-f7ff75e2a88f9246dace2195e9dedd98df41d416.tar.xz
i2c: recovery: rename variable for easier understanding
While refactoring the routine before, it occurred to me that this will make the code much easier to understand. Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Acked-by: Peter Rosin <peda@axentia.se> Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c/i2c-core-base.c')
-rw-r--r--drivers/i2c/i2c-core-base.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c
index 59f8dfc5be36..57538d72f2e5 100644
--- a/drivers/i2c/i2c-core-base.c
+++ b/drivers/i2c/i2c-core-base.c
@@ -185,12 +185,12 @@ static int i2c_generic_bus_free(struct i2c_adapter *adap)
int i2c_generic_scl_recovery(struct i2c_adapter *adap)
{
struct i2c_bus_recovery_info *bri = adap->bus_recovery_info;
- int i = 0, val = 1, ret;
+ int i = 0, scl = 1, ret;
if (bri->prepare_recovery)
bri->prepare_recovery(adap);
- bri->set_scl(adap, val);
+ bri->set_scl(adap, scl);
if (bri->set_sda)
bri->set_sda(adap, 1);
ndelay(RECOVERY_NDELAY);
@@ -199,7 +199,7 @@ int i2c_generic_scl_recovery(struct i2c_adapter *adap)
* By this time SCL is high, as we need to give 9 falling-rising edges
*/
while (i++ < RECOVERY_CLK_CNT * 2) {
- if (val) {
+ if (scl) {
/* SCL shouldn't be low here */
if (!bri->get_scl(adap)) {
dev_err(&adap->dev,
@@ -209,8 +209,8 @@ int i2c_generic_scl_recovery(struct i2c_adapter *adap)
}
}
- val = !val;
- bri->set_scl(adap, val);
+ scl = !scl;
+ bri->set_scl(adap, scl);
/*
* If we can set SDA, we will always create STOP here to ensure
@@ -220,10 +220,10 @@ int i2c_generic_scl_recovery(struct i2c_adapter *adap)
*/
ndelay(RECOVERY_NDELAY / 2);
if (bri->set_sda)
- bri->set_sda(adap, val);
+ bri->set_sda(adap, scl);
ndelay(RECOVERY_NDELAY / 2);
- if (val) {
+ if (scl) {
ret = i2c_generic_bus_free(adap);
if (ret == 0)
break;