This is an automatic generated email to let you know that the following patch 
were queued:

Subject: media: ccs: Only do software reset if we have no hardware reset
Author:  Sakari Ailus <[email protected]>
Date:    Thu Oct 8 10:59:26 2020 +0200

The driver always used software reset after the sensor's power sequence
that includes a hardware reset if we have a reset GPIO. Do not use
software reset if we just brought the sensor up from hardware reset state.

Signed-off-by: Sakari Ailus <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>

 drivers/media/i2c/ccs/ccs-core.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

---

diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c
index da7a6bd2c820..fdf2e83eeac3 100644
--- a/drivers/media/i2c/ccs/ccs-core.c
+++ b/drivers/media/i2c/ccs/ccs-core.c
@@ -1552,10 +1552,12 @@ static int ccs_power_on(struct device *dev)
         * is found.
         */
 
-       rval = ccs_write(sensor, SOFTWARE_RESET, CCS_SOFTWARE_RESET_ON);
-       if (rval < 0) {
-               dev_err(dev, "software reset failed\n");
-               goto out_cci_addr_fail;
+       if (!sensor->reset && !sensor->xshutdown) {
+               rval = ccs_write(sensor, SOFTWARE_RESET, CCS_SOFTWARE_RESET_ON);
+               if (rval < 0) {
+                       dev_err(dev, "software reset failed\n");
+                       goto out_cci_addr_fail;
+               }
        }
 
        if (sensor->hwcfg.i2c_addr_alt) {

_______________________________________________
linuxtv-commits mailing list
[email protected]
https://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits

Reply via email to