diff options
| author | Dean A <dean@sensoray.com> | 2017-11-03 23:11:03 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-12-08 18:43:59 +0300 |
| commit | e2a067048d6263613cee8c5c36aa6f2d755ef425 (patch) | |
| tree | e554ffa5f36d52d98124849e87393de39be38778 /drivers | |
| parent | 1ee332acc6b5d1b4773bb5314b07938da5406e1e (diff) | |
| download | linux-e2a067048d6263613cee8c5c36aa6f2d755ef425.tar.xz | |
media: s2255drv: update firmware load
fixes intermittent soft reboot issue with firmware load
increases wait time of reset, as required by HW
Signed-off-by: Dean Anderson <dean@sensoray.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/usb/s2255/s2255drv.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/media/usb/s2255/s2255drv.c b/drivers/media/usb/s2255/s2255drv.c index 7fee5766587a..8c2a86d71e8a 100644 --- a/drivers/media/usb/s2255/s2255drv.c +++ b/drivers/media/usb/s2255/s2255drv.c @@ -350,7 +350,7 @@ static void s2255_fillbuff(struct s2255_vc *vc, struct s2255_buffer *buf, int jpgsize); static int s2255_set_mode(struct s2255_vc *vc, struct s2255_mode *mode); static int s2255_board_shutdown(struct s2255_dev *dev); -static void s2255_fwload_start(struct s2255_dev *dev, int reset); +static void s2255_fwload_start(struct s2255_dev *dev); static void s2255_destroy(struct s2255_dev *dev); static long s2255_vendor_req(struct s2255_dev *dev, unsigned char req, u16 index, u16 value, void *buf, @@ -476,7 +476,7 @@ static void planar422p_to_yuv_packed(const unsigned char *in, static void s2255_reset_dsppower(struct s2255_dev *dev) { s2255_vendor_req(dev, 0x40, 0x0000, 0x0001, NULL, 0, 1); - msleep(20); + msleep(50); s2255_vendor_req(dev, 0x50, 0x0000, 0x0000, NULL, 0, 1); msleep(600); s2255_vendor_req(dev, 0x10, 0x0000, 0x0000, NULL, 0, 1); @@ -1450,7 +1450,7 @@ static int s2255_open(struct file *file) case S2255_FW_FAILED: s2255_dev_err(&dev->udev->dev, "firmware load failed. retrying.\n"); - s2255_fwload_start(dev, 1); + s2255_fwload_start(dev); wait_event_timeout(dev->fw_data->wait_fw, ((atomic_read(&dev->fw_data->fw_state) == S2255_FW_SUCCESS) || @@ -2209,10 +2209,9 @@ static void s2255_stop_readpipe(struct s2255_dev *dev) return; } -static void s2255_fwload_start(struct s2255_dev *dev, int reset) +static void s2255_fwload_start(struct s2255_dev *dev) { - if (reset) - s2255_reset_dsppower(dev); + s2255_reset_dsppower(dev); dev->fw_data->fw_size = dev->fw_data->fw->size; atomic_set(&dev->fw_data->fw_state, S2255_FW_NOTLOADED); memcpy(dev->fw_data->pfw_data, @@ -2337,7 +2336,7 @@ static int s2255_probe(struct usb_interface *interface, retval = s2255_board_init(dev); if (retval) goto errorBOARDINIT; - s2255_fwload_start(dev, 0); + s2255_fwload_start(dev); /* loads v4l specific */ retval = s2255_probe_v4l(dev); if (retval) |