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Subject: media: ov9650: fix coding style
Author:  Hugues Fruchet <hugues.fruc...@st.com>
Date:    Fri Jul 21 11:49:40 2017 -0400

Fix a bunch of coding style issues detected
by checkpatch --strict.

Signed-off-by: Hugues Fruchet <hugues.fruc...@st.com>
Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mche...@s-opensource.com>

 drivers/media/i2c/ov9650.c | 59 ++++++++++++++++++++++++++--------------------
 1 file changed, 33 insertions(+), 26 deletions(-)

---

diff --git a/drivers/media/i2c/ov9650.c b/drivers/media/i2c/ov9650.c
index 2de2fbb13b85..e8dea28c33b3 100644
--- a/drivers/media/i2c/ov9650.c
+++ b/drivers/media/i2c/ov9650.c
@@ -484,6 +484,7 @@ static int ov965x_set_default_gamma_curve(struct ov965x 
*ov965x)
 
        for (i = 0; i < ARRAY_SIZE(gamma_curve); i++) {
                int ret = ov965x_write(ov965x->client, addr, gamma_curve[i]);
+
                if (ret < 0)
                        return ret;
                addr++;
@@ -503,6 +504,7 @@ static int ov965x_set_color_matrix(struct ov965x *ov965x)
 
        for (i = 0; i < ARRAY_SIZE(mtx); i++) {
                int ret = ov965x_write(ov965x->client, addr, mtx[i]);
+
                if (ret < 0)
                        return ret;
                addr++;
@@ -611,7 +613,7 @@ static int ov965x_set_banding_filter(struct ov965x *ov965x, 
int value)
        }
        if (value == V4L2_CID_POWER_LINE_FREQUENCY_DISABLED)
                return 0;
-       if (WARN_ON(ov965x->fiv == NULL))
+       if (WARN_ON(!ov965x->fiv))
                return -EINVAL;
        /* Set minimal exposure time for 50/60 HZ lighting */
        if (value == V4L2_CID_POWER_LINE_FREQUENCY_50HZ)
@@ -999,44 +1001,47 @@ static int ov965x_initialize_controls(struct ov965x 
*ov965x)
 
        /* Auto/manual white balance */
        ctrls->auto_wb = v4l2_ctrl_new_std(hdl, ops,
-                               V4L2_CID_AUTO_WHITE_BALANCE,
-                               0, 1, 1, 1);
+                                          V4L2_CID_AUTO_WHITE_BALANCE,
+                                          0, 1, 1, 1);
        ctrls->blue_balance = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_BLUE_BALANCE,
                                                0, 0xff, 1, 0x80);
        ctrls->red_balance = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_RED_BALANCE,
-                                               0, 0xff, 1, 0x80);
+                                              0, 0xff, 1, 0x80);
        /* Auto/manual exposure */
-       ctrls->auto_exp = v4l2_ctrl_new_std_menu(hdl, ops,
-                               V4L2_CID_EXPOSURE_AUTO,
-                               V4L2_EXPOSURE_MANUAL, 0, V4L2_EXPOSURE_AUTO);
+       ctrls->auto_exp =
+               v4l2_ctrl_new_std_menu(hdl, ops,
+                                      V4L2_CID_EXPOSURE_AUTO,
+                                      V4L2_EXPOSURE_MANUAL, 0,
+                                      V4L2_EXPOSURE_AUTO);
        /* Exposure time, in 100 us units. min/max is updated dynamically. */
        ctrls->exposure = v4l2_ctrl_new_std(hdl, ops,
-                               V4L2_CID_EXPOSURE_ABSOLUTE,
-                               2, 1500, 1, 500);
+                                           V4L2_CID_EXPOSURE_ABSOLUTE,
+                                           2, 1500, 1, 500);
        /* Auto/manual gain */
        ctrls->auto_gain = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_AUTOGAIN,
-                                               0, 1, 1, 1);
+                                            0, 1, 1, 1);
        ctrls->gain = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_GAIN,
-                                               16, 64 * (16 + 15), 1, 64 * 16);
+                                       16, 64 * (16 + 15), 1, 64 * 16);
 
        ctrls->saturation = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_SATURATION,
-                                               -2, 2, 1, 0);
+                                             -2, 2, 1, 0);
        ctrls->brightness = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_BRIGHTNESS,
-                                               -3, 3, 1, 0);
+                                             -3, 3, 1, 0);
        ctrls->sharpness = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_SHARPNESS,
-                                               0, 32, 1, 6);
+                                            0, 32, 1, 6);
 
        ctrls->hflip = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_HFLIP, 0, 1, 1, 0);
        ctrls->vflip = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_VFLIP, 0, 1, 1, 0);
 
-       ctrls->light_freq = v4l2_ctrl_new_std_menu(hdl, ops,
-                               V4L2_CID_POWER_LINE_FREQUENCY,
-                               V4L2_CID_POWER_LINE_FREQUENCY_60HZ, ~0x7,
-                               V4L2_CID_POWER_LINE_FREQUENCY_50HZ);
+       ctrls->light_freq =
+               v4l2_ctrl_new_std_menu(hdl, ops,
+                                      V4L2_CID_POWER_LINE_FREQUENCY,
+                                      V4L2_CID_POWER_LINE_FREQUENCY_60HZ, ~0x7,
+                                      V4L2_CID_POWER_LINE_FREQUENCY_50HZ);
 
        v4l2_ctrl_new_std_menu_items(hdl, ops, V4L2_CID_TEST_PATTERN,
-                               ARRAY_SIZE(test_pattern_menu) - 1, 0, 0,
-                               test_pattern_menu);
+                                    ARRAY_SIZE(test_pattern_menu) - 1, 0, 0,
+                                    test_pattern_menu);
        if (hdl->error) {
                ret = hdl->error;
                v4l2_ctrl_handler_free(hdl);
@@ -1121,7 +1126,6 @@ static int __ov965x_set_frame_interval(struct ov965x 
*ov965x,
        u64 req_int, err, min_err = ~0ULL;
        unsigned int i;
 
-
        if (fi->interval.denominator == 0)
                return -EINVAL;
 
@@ -1165,7 +1169,8 @@ static int ov965x_s_frame_interval(struct v4l2_subdev *sd,
        return ret;
 }
 
-static int ov965x_get_fmt(struct v4l2_subdev *sd, struct 
v4l2_subdev_pad_config *cfg,
+static int ov965x_get_fmt(struct v4l2_subdev *sd,
+                         struct v4l2_subdev_pad_config *cfg,
                          struct v4l2_subdev_format *fmt)
 {
        struct ov965x *ov965x = to_ov965x(sd);
@@ -1209,7 +1214,8 @@ static void __ov965x_try_frame_size(struct 
v4l2_mbus_framefmt *mf,
                *size = match;
 }
 
-static int ov965x_set_fmt(struct v4l2_subdev *sd, struct 
v4l2_subdev_pad_config *cfg,
+static int ov965x_set_fmt(struct v4l2_subdev *sd,
+                         struct v4l2_subdev_pad_config *cfg,
                          struct v4l2_subdev_format *fmt)
 {
        unsigned int index = ARRAY_SIZE(ov965x_formats);
@@ -1231,7 +1237,7 @@ static int ov965x_set_fmt(struct v4l2_subdev *sd, struct 
v4l2_subdev_pad_config
        mutex_lock(&ov965x->lock);
 
        if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
-               if (cfg != NULL) {
+               if (cfg) {
                        mf = v4l2_subdev_get_try_format(sd, cfg, fmt->pad);
                        *mf = fmt->format;
                }
@@ -1362,7 +1368,8 @@ static int ov965x_s_stream(struct v4l2_subdev *sd, int on)
  */
 static int ov965x_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
 {
-       struct v4l2_mbus_framefmt *mf = v4l2_subdev_get_try_format(sd, fh->pad, 
0);
+       struct v4l2_mbus_framefmt *mf =
+               v4l2_subdev_get_try_format(sd, fh->pad, 0);
 
        ov965x_get_default_format(mf);
        return 0;
@@ -1470,7 +1477,7 @@ static int ov965x_probe(struct i2c_client *client,
        struct ov965x *ov965x;
        int ret;
 
-       if (pdata == NULL) {
+       if (!pdata) {
                dev_err(&client->dev, "platform data not specified\n");
                return -EINVAL;
        }

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