Commit a58df1f9 authored by Manivannan Sadhasivam's avatar Manivannan Sadhasivam Committed by Mauro Carvalho Chehab

media: i2c: imx290: Add support for test pattern generation

Add support for generating following test patterns by IMX290:

* Sequence Pattern 1
* Horizontal Color-bar Chart
* Vertical Color-bar Chart
* Sequence Pattern 2
* Gradation Pattern 1
* Gradation Pattern 2
* 000/555h Toggle Pattern
Signed-off-by: default avatarManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: default avatarAndrey Konovalov <andrey.konovalov@linaro.org>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent 98e0500e
...@@ -26,12 +26,19 @@ ...@@ -26,12 +26,19 @@
#define IMX290_REGHOLD 0x3001 #define IMX290_REGHOLD 0x3001
#define IMX290_XMSTA 0x3002 #define IMX290_XMSTA 0x3002
#define IMX290_FR_FDG_SEL 0x3009 #define IMX290_FR_FDG_SEL 0x3009
#define IMX290_BLKLEVEL_LOW 0x300a
#define IMX290_BLKLEVEL_HIGH 0x300b
#define IMX290_GAIN 0x3014 #define IMX290_GAIN 0x3014
#define IMX290_HMAX_LOW 0x301c #define IMX290_HMAX_LOW 0x301c
#define IMX290_HMAX_HIGH 0x301d #define IMX290_HMAX_HIGH 0x301d
#define IMX290_PGCTRL 0x308c
#define IMX290_PHY_LANE_NUM 0x3407 #define IMX290_PHY_LANE_NUM 0x3407
#define IMX290_CSI_LANE_MODE 0x3443 #define IMX290_CSI_LANE_MODE 0x3443
#define IMX290_PGCTRL_REGEN BIT(0)
#define IMX290_PGCTRL_THRU BIT(1)
#define IMX290_PGCTRL_MODE(n) ((n) << 4)
static const char * const imx290_supply_name[] = { static const char * const imx290_supply_name[] = {
"vdda", "vdda",
"vddd", "vddd",
...@@ -91,6 +98,17 @@ static const struct regmap_config imx290_regmap_config = { ...@@ -91,6 +98,17 @@ static const struct regmap_config imx290_regmap_config = {
.cache_type = REGCACHE_RBTREE, .cache_type = REGCACHE_RBTREE,
}; };
static const char * const imx290_test_pattern_menu[] = {
"Disabled",
"Sequence Pattern 1",
"Horizontal Color-bar Chart",
"Vertical Color-bar Chart",
"Sequence Pattern 2",
"Gradation Pattern 1",
"Gradation Pattern 2",
"000/555h Toggle Pattern",
};
static const struct imx290_regval imx290_global_init_settings[] = { static const struct imx290_regval imx290_global_init_settings[] = {
{ 0x3007, 0x00 }, { 0x3007, 0x00 },
{ 0x3018, 0x65 }, { 0x3018, 0x65 },
...@@ -448,6 +466,22 @@ static int imx290_set_ctrl(struct v4l2_ctrl *ctrl) ...@@ -448,6 +466,22 @@ static int imx290_set_ctrl(struct v4l2_ctrl *ctrl)
case V4L2_CID_GAIN: case V4L2_CID_GAIN:
ret = imx290_set_gain(imx290, ctrl->val); ret = imx290_set_gain(imx290, ctrl->val);
break; break;
case V4L2_CID_TEST_PATTERN:
if (ctrl->val) {
imx290_write_reg(imx290, IMX290_BLKLEVEL_LOW, 0x00);
imx290_write_reg(imx290, IMX290_BLKLEVEL_HIGH, 0x00);
msleep(10);
imx290_write_reg(imx290, IMX290_PGCTRL,
(u8)(IMX290_PGCTRL_REGEN |
IMX290_PGCTRL_THRU |
IMX290_PGCTRL_MODE(ctrl->val)));
} else {
imx290_write_reg(imx290, IMX290_PGCTRL, 0x00);
msleep(10);
imx290_write_reg(imx290, IMX290_BLKLEVEL_LOW, 0x3c);
imx290_write_reg(imx290, IMX290_BLKLEVEL_HIGH, 0x00);
}
break;
default: default:
ret = -EINVAL; ret = -EINVAL;
break; break;
...@@ -959,7 +993,7 @@ static int imx290_probe(struct i2c_client *client) ...@@ -959,7 +993,7 @@ static int imx290_probe(struct i2c_client *client)
*/ */
imx290_entity_init_cfg(&imx290->sd, NULL); imx290_entity_init_cfg(&imx290->sd, NULL);
v4l2_ctrl_handler_init(&imx290->ctrls, 3); v4l2_ctrl_handler_init(&imx290->ctrls, 4);
v4l2_ctrl_new_std(&imx290->ctrls, &imx290_ctrl_ops, v4l2_ctrl_new_std(&imx290->ctrls, &imx290_ctrl_ops,
V4L2_CID_GAIN, 0, 72, 1, 0); V4L2_CID_GAIN, 0, 72, 1, 0);
...@@ -977,6 +1011,11 @@ static int imx290_probe(struct i2c_client *client) ...@@ -977,6 +1011,11 @@ static int imx290_probe(struct i2c_client *client)
1, INT_MAX, 1, 1, INT_MAX, 1,
imx290_calc_pixel_rate(imx290)); imx290_calc_pixel_rate(imx290));
v4l2_ctrl_new_std_menu_items(&imx290->ctrls, &imx290_ctrl_ops,
V4L2_CID_TEST_PATTERN,
ARRAY_SIZE(imx290_test_pattern_menu) - 1,
0, 0, imx290_test_pattern_menu);
imx290->sd.ctrl_handler = &imx290->ctrls; imx290->sd.ctrl_handler = &imx290->ctrls;
if (imx290->ctrls.error) { if (imx290->ctrls.error) {
......
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