diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0822-media-i2c-imx290-Add-support-for-test-pattern-genera.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0822-media-i2c-imx290-Add-support-for-test-pattern-genera.patch | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0822-media-i2c-imx290-Add-support-for-test-pattern-genera.patch b/target/linux/bcm27xx/patches-5.4/950-0822-media-i2c-imx290-Add-support-for-test-pattern-genera.patch new file mode 100644 index 0000000000..e7900ab800 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0822-media-i2c-imx290-Add-support-for-test-pattern-genera.patch @@ -0,0 +1,110 @@ +From f1a8ae8064a65846489386fe95790900fb150242 Mon Sep 17 00:00:00 2001 +From: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> +Date: Fri, 12 Jun 2020 15:53:51 +0200 +Subject: [PATCH] media: i2c: imx290: Add support for test pattern + generation + +Commit a58df1f9e4885eaf3d0663574a217e513821a9f0 upstream. + +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: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> +Signed-off-by: Andrey Konovalov <andrey.konovalov@linaro.org> +Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> +Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> +--- + drivers/media/i2c/imx290.c | 41 +++++++++++++++++++++++++++++++++++++- + 1 file changed, 40 insertions(+), 1 deletion(-) + +--- a/drivers/media/i2c/imx290.c ++++ b/drivers/media/i2c/imx290.c +@@ -26,12 +26,19 @@ + #define IMX290_REGHOLD 0x3001 + #define IMX290_XMSTA 0x3002 + #define IMX290_FR_FDG_SEL 0x3009 ++#define IMX290_BLKLEVEL_LOW 0x300a ++#define IMX290_BLKLEVEL_HIGH 0x300b + #define IMX290_GAIN 0x3014 + #define IMX290_HMAX_LOW 0x301c + #define IMX290_HMAX_HIGH 0x301d ++#define IMX290_PGCTRL 0x308c + #define IMX290_PHY_LANE_NUM 0x3407 + #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[] = { + "vdda", + "vddd", +@@ -91,6 +98,17 @@ static const struct regmap_config imx290 + .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[] = { + { 0x3007, 0x00 }, + { 0x3018, 0x65 }, +@@ -448,6 +466,22 @@ static int imx290_set_ctrl(struct v4l2_c + case V4L2_CID_GAIN: + ret = imx290_set_gain(imx290, ctrl->val); + 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: + ret = -EINVAL; + break; +@@ -959,7 +993,7 @@ static int imx290_probe(struct i2c_clien + */ + 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_CID_GAIN, 0, 72, 1, 0); +@@ -977,6 +1011,11 @@ static int imx290_probe(struct i2c_clien + 1, INT_MAX, 1, + 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; + + if (imx290->ctrls.error) { |