diff options
Diffstat (limited to 'drivers/media/i2c/soc_camera')
| -rw-r--r-- | drivers/media/i2c/soc_camera/mt9m001.c | 6 | ||||
| -rw-r--r-- | drivers/media/i2c/soc_camera/mt9m111.c | 12 | ||||
| -rw-r--r-- | drivers/media/i2c/soc_camera/mt9t031.c | 6 | ||||
| -rw-r--r-- | drivers/media/i2c/soc_camera/mt9v022.c | 4 |
4 files changed, 20 insertions, 8 deletions
diff --git a/drivers/media/i2c/soc_camera/mt9m001.c b/drivers/media/i2c/soc_camera/mt9m001.c index df97033fa6ef..dbd8c142d6ef 100644 --- a/drivers/media/i2c/soc_camera/mt9m001.c +++ b/drivers/media/i2c/soc_camera/mt9m001.c @@ -403,7 +403,7 @@ static int mt9m001_s_ctrl(struct v4l2_ctrl *ctrl) if (ctrl->val <= ctrl->default_value) { /* Pack it into 0..1 step 0.125, register values 0..8 */ unsigned long range = ctrl->default_value - ctrl->minimum; - data = ((ctrl->val - ctrl->minimum) * 8 + range / 2) / range; + data = ((ctrl->val - (s32)ctrl->minimum) * 8 + range / 2) / range; dev_dbg(&client->dev, "Setting gain %d\n", data); data = reg_write(client, MT9M001_GLOBAL_GAIN, data); @@ -413,7 +413,7 @@ static int mt9m001_s_ctrl(struct v4l2_ctrl *ctrl) /* Pack it into 1.125..15 variable step, register values 9..67 */ /* We assume qctrl->maximum - qctrl->default_value - 1 > 0 */ unsigned long range = ctrl->maximum - ctrl->default_value - 1; - unsigned long gain = ((ctrl->val - ctrl->default_value - 1) * + unsigned long gain = ((ctrl->val - (s32)ctrl->default_value - 1) * 111 + range / 2) / range + 9; if (gain <= 32) @@ -434,7 +434,7 @@ static int mt9m001_s_ctrl(struct v4l2_ctrl *ctrl) case V4L2_CID_EXPOSURE_AUTO: if (ctrl->val == V4L2_EXPOSURE_MANUAL) { unsigned long range = exp->maximum - exp->minimum; - unsigned long shutter = ((exp->val - exp->minimum) * 1048 + + unsigned long shutter = ((exp->val - (s32)exp->minimum) * 1048 + range / 2) / range + 1; dev_dbg(&client->dev, diff --git a/drivers/media/i2c/soc_camera/mt9m111.c b/drivers/media/i2c/soc_camera/mt9m111.c index ccf59406a172..b51e8562e775 100644 --- a/drivers/media/i2c/soc_camera/mt9m111.c +++ b/drivers/media/i2c/soc_camera/mt9m111.c @@ -931,6 +931,12 @@ static int mt9m111_probe(struct i2c_client *client, struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); int ret; + if (client->dev.of_node) { + ssdd = devm_kzalloc(&client->dev, sizeof(*ssdd), GFP_KERNEL); + if (!ssdd) + return -ENOMEM; + client->dev.platform_data = ssdd; + } if (!ssdd) { dev_err(&client->dev, "mt9m111: driver needs platform data\n"); return -EINVAL; @@ -1015,6 +1021,11 @@ static int mt9m111_remove(struct i2c_client *client) return 0; } +static const struct of_device_id mt9m111_of_match[] = { + { .compatible = "micron,mt9m111", }, + {}, +}; +MODULE_DEVICE_TABLE(of, mt9m111_of_match); static const struct i2c_device_id mt9m111_id[] = { { "mt9m111", 0 }, @@ -1025,6 +1036,7 @@ MODULE_DEVICE_TABLE(i2c, mt9m111_id); static struct i2c_driver mt9m111_i2c_driver = { .driver = { .name = "mt9m111", + .of_match_table = of_match_ptr(mt9m111_of_match), }, .probe = mt9m111_probe, .remove = mt9m111_remove, diff --git a/drivers/media/i2c/soc_camera/mt9t031.c b/drivers/media/i2c/soc_camera/mt9t031.c index ee7bb0ffcecb..f8358c4071a9 100644 --- a/drivers/media/i2c/soc_camera/mt9t031.c +++ b/drivers/media/i2c/soc_camera/mt9t031.c @@ -474,7 +474,7 @@ static int mt9t031_s_ctrl(struct v4l2_ctrl *ctrl) if (ctrl->val <= ctrl->default_value) { /* Pack it into 0..1 step 0.125, register values 0..8 */ unsigned long range = ctrl->default_value - ctrl->minimum; - data = ((ctrl->val - ctrl->minimum) * 8 + range / 2) / range; + data = ((ctrl->val - (s32)ctrl->minimum) * 8 + range / 2) / range; dev_dbg(&client->dev, "Setting gain %d\n", data); data = reg_write(client, MT9T031_GLOBAL_GAIN, data); @@ -485,7 +485,7 @@ static int mt9t031_s_ctrl(struct v4l2_ctrl *ctrl) /* We assume qctrl->maximum - qctrl->default_value - 1 > 0 */ unsigned long range = ctrl->maximum - ctrl->default_value - 1; /* calculated gain: map 65..127 to 9..1024 step 0.125 */ - unsigned long gain = ((ctrl->val - ctrl->default_value - 1) * + unsigned long gain = ((ctrl->val - (s32)ctrl->default_value - 1) * 1015 + range / 2) / range + 9; if (gain <= 32) /* calculated gain 9..32 -> 9..32 */ @@ -507,7 +507,7 @@ static int mt9t031_s_ctrl(struct v4l2_ctrl *ctrl) case V4L2_CID_EXPOSURE_AUTO: if (ctrl->val == V4L2_EXPOSURE_MANUAL) { unsigned int range = exp->maximum - exp->minimum; - unsigned int shutter = ((exp->val - exp->minimum) * 1048 + + unsigned int shutter = ((exp->val - (s32)exp->minimum) * 1048 + range / 2) / range + 1; u32 old; diff --git a/drivers/media/i2c/soc_camera/mt9v022.c b/drivers/media/i2c/soc_camera/mt9v022.c index f9f95f815b1a..99022c8d76eb 100644 --- a/drivers/media/i2c/soc_camera/mt9v022.c +++ b/drivers/media/i2c/soc_camera/mt9v022.c @@ -583,7 +583,7 @@ static int mt9v022_s_ctrl(struct v4l2_ctrl *ctrl) /* mt9v022 has minimum == default */ unsigned long range = gain->maximum - gain->minimum; /* Valid values 16 to 64, 32 to 64 must be even. */ - unsigned long gain_val = ((gain->val - gain->minimum) * + unsigned long gain_val = ((gain->val - (s32)gain->minimum) * 48 + range / 2) / range + 16; if (gain_val >= 32) @@ -608,7 +608,7 @@ static int mt9v022_s_ctrl(struct v4l2_ctrl *ctrl) } else { struct v4l2_ctrl *exp = mt9v022->exposure; unsigned long range = exp->maximum - exp->minimum; - unsigned long shutter = ((exp->val - exp->minimum) * + unsigned long shutter = ((exp->val - (s32)exp->minimum) * 479 + range / 2) / range + 1; /* |
