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media: i2c: jx_f37 support mirror/flip

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Signed-off-by: Zefa Chen <zefa.chen@rock-chips.com>
Change-Id: Ibc876b49b76055396d4ee64a583b13965d76f344
This commit is contained in:
Zefa Chen
2020-12-25 18:02:04 +08:00
committed by Tao Huang
parent b3f78165e5
commit 63c0270850
1 changed files with 31 additions and 1 deletions
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32
drivers/media/i2c/jx_f37.c
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@@ -3,6 +3,7 @@
* jx_f37 driver
*
* Copyright (C) 2020 Rockchip Electronics Co., Ltd.
* v0.0x01.0x04 support mirror/flip
*/
#define DEBUG
@@ -24,7 +25,7 @@
#include <linux/version.h>
#include <linux/rk-preisp.h>
#define DRIVER_VERSION KERNEL_VERSION(0, 0x01, 0x03)
#define DRIVER_VERSION KERNEL_VERSION(0, 0x01, 0x04)
#ifndef V4L2_CID_DIGITAL_GAIN
#define V4L2_CID_DIGITAL_GAIN V4L2_CID_GAIN
@@ -69,6 +70,8 @@
#define JX_F37_FETCH_HIGH_BYTE_VTS(VAL) (((VAL) >> 8) & 0xFF) /* 8-15 Bits */
#define JX_F37_FETCH_LOW_BYTE_VTS(VAL) ((VAL) & 0xFF) /* 0-7 Bits */
#define JX_F37_FLIP_MIRROR_REG 0x12
#define REG_NULL 0xFF
#define REG_DELAY 0xFE
@@ -1241,6 +1244,7 @@ static int jx_f37_set_ctrl(struct v4l2_ctrl *ctrl)
struct jx_f37, ctrl_handler);
struct i2c_client *client = jx_f37->client;
s64 max;
u8 val = 0;
int ret = 0;
/* Propagate change of current control to all related controls */
@@ -1276,6 +1280,26 @@ static int jx_f37_set_ctrl(struct v4l2_ctrl *ctrl)
break;
case V4L2_CID_DIGITAL_GAIN:
break;
case V4L2_CID_HFLIP:
ret = jx_f37_read_reg(jx_f37->client, JX_F37_FLIP_MIRROR_REG,
&val);
if (ctrl->val)
val |= BIT(5);
else
val &= ~BIT(5);
ret |= jx_f37_write_reg(jx_f37->client, JX_F37_FLIP_MIRROR_REG,
val);
break;
case V4L2_CID_VFLIP:
ret = jx_f37_read_reg(jx_f37->client, JX_F37_FLIP_MIRROR_REG,
&val);
if (ctrl->val)
val |= BIT(4);
else
val &= ~BIT(4);
ret |= jx_f37_write_reg(jx_f37->client, JX_F37_FLIP_MIRROR_REG,
val);
break;
case V4L2_CID_VBLANK:
dev_dbg(&client->dev, "set vblank: val: %d\n", ctrl->val);
ret |= jx_f37_write_reg(jx_f37->client, JX_F37_REG_HIGH_VTS,
@@ -1345,6 +1369,12 @@ static int jx_f37_initialize_controls(struct jx_f37 *jx_f37)
ANALOG_GAIN_MAX, ANALOG_GAIN_STEP,
ANALOG_GAIN_DEFAULT);
v4l2_ctrl_new_std(handler, &jx_f37_ctrl_ops,
V4L2_CID_HFLIP, 0, 1, 1, 0);
v4l2_ctrl_new_std(handler, &jx_f37_ctrl_ops,
V4L2_CID_VFLIP, 0, 1, 1, 0);
if (handler->error) {
ret = handler->error;
dev_err(&jx_f37->client->dev,