From: Sakari Ailus Date: Fri, 13 Nov 2020 15:07:28 +0000 (+0100) Subject: media: ccs: Allow range in between I²C retries X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=2dd4b57944cc49b0693e17e6169b6c6ca0166abd;p=linux.git media: ccs: Allow range in between I²C retries Make the delay between I²C access retries a range between 1 and 2 ms. Also make the number of retries 10 instead of 5, in order not to reduce the total amount of time. Signed-off-by: Sakari Ailus Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/i2c/ccs/ccs-reg-access.c b/drivers/media/i2c/ccs/ccs-reg-access.c index aad2727570ece..79efed5e0dad7 100644 --- a/drivers/media/i2c/ccs/ccs-reg-access.c +++ b/drivers/media/i2c/ccs/ccs-reg-access.c @@ -256,7 +256,7 @@ int ccs_write_addr_no_quirk(struct ccs_sensor *sensor, u32 reg, u32 val) put_unaligned_be16(CCS_REG_ADDR(reg), data); put_unaligned_be32(val << (8 * (sizeof(val) - len)), data + 2); - for (retries = 0; retries < 5; retries++) { + for (retries = 0; retries < 10; retries++) { /* * Due to unknown reason sensor stops responding. This * loop is a temporaty solution until the root cause @@ -271,7 +271,7 @@ int ccs_write_addr_no_quirk(struct ccs_sensor *sensor, u32 reg, u32 val) return 0; } - usleep_range(2000, 2000); + usleep_range(1000, 2000); } dev_err(&client->dev,