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Subject[PATCH v2 06/13] media: imx274: remove non-indexed pointers from mode_table
Date
mode_table[] has 3 members that are accessed based on their index, which
makes worth using an array.

The other members are always accessed with a constant index. This added
indirection gives no improvement and only makes code more verbose.

Remove these pointers from the array and access them directly.

Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>

---
Changed v1 -> v2:
- add "media: " prefix to commit message
---
drivers/media/i2c/imx274.c | 25 ++++++-------------------
1 file changed, 6 insertions(+), 19 deletions(-)

diff --git a/drivers/media/i2c/imx274.c b/drivers/media/i2c/imx274.c
index 62a0d7af0e51..63fb94e7da37 100644
--- a/drivers/media/i2c/imx274.c
+++ b/drivers/media/i2c/imx274.c
@@ -144,12 +144,6 @@ enum imx274_mode {
IMX274_MODE_3840X2160,
IMX274_MODE_1920X1080,
IMX274_MODE_1280X720,
-
- IMX274_MODE_START_STREAM_1,
- IMX274_MODE_START_STREAM_2,
- IMX274_MODE_START_STREAM_3,
- IMX274_MODE_START_STREAM_4,
- IMX274_MODE_STOP_STREAM
};

/*
@@ -486,12 +480,6 @@ static const struct reg_8 *mode_table[] = {
[IMX274_MODE_3840X2160] = imx274_mode1_3840x2160_raw10,
[IMX274_MODE_1920X1080] = imx274_mode3_1920x1080_raw10,
[IMX274_MODE_1280X720] = imx274_mode5_1280x720_raw10,
-
- [IMX274_MODE_START_STREAM_1] = imx274_start_1,
- [IMX274_MODE_START_STREAM_2] = imx274_start_2,
- [IMX274_MODE_START_STREAM_3] = imx274_start_3,
- [IMX274_MODE_START_STREAM_4] = imx274_start_4,
- [IMX274_MODE_STOP_STREAM] = imx274_stop,
};

/*
@@ -731,11 +719,11 @@ static int imx274_mode_regs(struct stimx274 *priv, int mode)
{
int err = 0;

- err = imx274_write_table(priv, mode_table[IMX274_MODE_START_STREAM_1]);
+ err = imx274_write_table(priv, imx274_start_1);
if (err)
return err;

- err = imx274_write_table(priv, mode_table[IMX274_MODE_START_STREAM_2]);
+ err = imx274_write_table(priv, imx274_start_2);
if (err)
return err;

@@ -760,7 +748,7 @@ static int imx274_start_stream(struct stimx274 *priv)
* give it 1 extra ms for margin
*/
msleep_range(11);
- err = imx274_write_table(priv, mode_table[IMX274_MODE_START_STREAM_3]);
+ err = imx274_write_table(priv, imx274_start_3);
if (err)
return err;

@@ -770,7 +758,7 @@ static int imx274_start_stream(struct stimx274 *priv)
* give it 1 extra ms for margin
*/
msleep_range(8);
- err = imx274_write_table(priv, mode_table[IMX274_MODE_START_STREAM_4]);
+ err = imx274_write_table(priv, imx274_start_4);
if (err)
return err;

@@ -1081,8 +1069,7 @@ static int imx274_s_stream(struct v4l2_subdev *sd, int on)
goto fail;
} else {
/* stop stream */
- ret = imx274_write_table(imx274,
- mode_table[IMX274_MODE_STOP_STREAM]);
+ ret = imx274_write_table(imx274, imx274_stop);
if (ret)
goto fail;
}
@@ -1779,7 +1766,7 @@ static int imx274_remove(struct i2c_client *client)
struct stimx274 *imx274 = to_imx274(sd);

/* stop stream */
- imx274_write_table(imx274, mode_table[IMX274_MODE_STOP_STREAM]);
+ imx274_write_table(imx274, imx274_stop);

v4l2_async_unregister_subdev(sd);
v4l2_ctrl_handler_free(&imx274->ctrls.handler);
--
2.7.4
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