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Message-ID:
<PH0PR11MB5611B332DF9D41C8F55A17B881102@PH0PR11MB5611.namprd11.prod.outlook.com>
Date: Mon, 6 Jan 2025 10:18:49 +0000
From: <Shravan.Chippa@...rochip.com>
To: <Shravan.Chippa@...rochip.com>, <sakari.ailus@...ux.intel.com>,
<mchehab@...nel.org>
CC: <kieran.bingham@...asonboard.com>, <linux-media@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <Conor.Dooley@...rochip.com>,
<Valentina.FernandezAlanis@...rochip.com>, <Praveen.Kumar@...rochip.com>
Subject: RE: [PATCH V3] media: i2c: imx334: Add support for 1280x720 & 640x480
resolutions
Gentle ping ...
> -----Original Message-----
> From: shravan kumar <shravan.chippa@...rochip.com>
> Sent: Monday, December 16, 2024 10:09 AM
> To: sakari.ailus@...ux.intel.com; mchehab@...nel.org
> Cc: kieran.bingham@...asonboard.com; linux-media@...r.kernel.org; linux-
> kernel@...r.kernel.org; Conor Dooley - M52691
> <Conor.Dooley@...rochip.com>; Valentina Fernandez Alanis - M63239
> <Valentina.FernandezAlanis@...rochip.com>; Praveen Kumar - I30718
> <Praveen.Kumar@...rochip.com>; shravan Chippa - I35088
> <Shravan.Chippa@...rochip.com>
> Subject: [PATCH V3] media: i2c: imx334: Add support for 1280x720 &
> 640x480 resolutions
>
> From: Shravan Chippa <shravan.chippa@...rochip.com>
>
> Add support for 1280x720@30 and 640x480@30 resolutions optimized the
> resolution arrays by added common register array
>
> Updated 1920x1080@30 resolution register array with common register array
>
> Signed-off-by: Shravan Chippa <shravan.chippa@...rochip.com>
> ---
>
> changelog:
>
> v2 -> v3
> Removied blank lines reported by media CI robot
>
> v1 -> v2
> Optimized the resolution arrays by added common register array
>
> ---
> drivers/media/i2c/imx334.c | 119 ++++++++++++++++++++++++++++++----
> ---
> 1 file changed, 99 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/media/i2c/imx334.c b/drivers/media/i2c/imx334.c index
> a544fc3df39c..58ad67dbb331 100644
> --- a/drivers/media/i2c/imx334.c
> +++ b/drivers/media/i2c/imx334.c
> @@ -167,8 +167,8 @@ static const s64 link_freq[] = {
> IMX334_LINK_FREQ_445M,
> };
>
> -/* Sensor mode registers for 1920x1080@...ps */ -static const struct
> imx334_reg mode_1920x1080_regs[] = {
> +/* Sensor common mode registers for 445M link frequency */ static const
> +struct imx334_reg common_mode_regs_445m[] = {
> {0x3000, 0x01},
> {0x3018, 0x04},
> {0x3030, 0xca},
> @@ -176,26 +176,10 @@ static const struct imx334_reg
> mode_1920x1080_regs[] = {
> {0x3032, 0x00},
> {0x3034, 0x4c},
> {0x3035, 0x04},
> - {0x302c, 0xf0},
> - {0x302d, 0x03},
> - {0x302e, 0x80},
> - {0x302f, 0x07},
> - {0x3074, 0xcc},
> - {0x3075, 0x02},
> - {0x308e, 0xcd},
> - {0x308f, 0x02},
> - {0x3076, 0x38},
> - {0x3077, 0x04},
> - {0x3090, 0x38},
> - {0x3091, 0x04},
> - {0x3308, 0x38},
> - {0x3309, 0x04},
> - {0x30C6, 0x00},
> + {0x30c6, 0x00},
> {0x30c7, 0x00},
> {0x30ce, 0x00},
> {0x30cf, 0x00},
> - {0x30d8, 0x18},
> - {0x30d9, 0x0a},
> {0x304c, 0x00},
> {0x304e, 0x00},
> {0x304f, 0x00},
> @@ -210,7 +194,7 @@ static const struct imx334_reg
> mode_1920x1080_regs[] = {
> {0x300d, 0x29},
> {0x314c, 0x29},
> {0x314d, 0x01},
> - {0x315a, 0x06},
> + {0x315a, 0x0a},
> {0x3168, 0xa0},
> {0x316a, 0x7e},
> {0x319e, 0x02},
> @@ -330,6 +314,66 @@ static const struct imx334_reg
> mode_1920x1080_regs[] = {
> {0x3002, 0x00},
> };
>
> +/* Sensor mode registers for 640x480@...ps */ static const struct
> +imx334_reg mode_640x480_regs[] = {
> + {0x302c, 0x70},
> + {0x302d, 0x06},
> + {0x302e, 0x80},
> + {0x302f, 0x02},
> + {0x3074, 0x48},
> + {0x3075, 0x07},
> + {0x308e, 0x49},
> + {0x308f, 0x07},
> + {0x3076, 0xe0},
> + {0x3077, 0x01},
> + {0x3090, 0xe0},
> + {0x3091, 0x01},
> + {0x3308, 0xe0},
> + {0x3309, 0x01},
> + {0x30d8, 0x30},
> + {0x30d9, 0x0b},
> +};
> +
> +/* Sensor mode registers for 1280x720@...ps */ static const struct
> +imx334_reg mode_1280x720_regs[] = {
> + {0x302c, 0x30},
> + {0x302d, 0x05},
> + {0x302e, 0x00},
> + {0x302f, 0x05},
> + {0x3074, 0x84},
> + {0x3075, 0x03},
> + {0x308e, 0x85},
> + {0x308f, 0x03},
> + {0x3076, 0xd0},
> + {0x3077, 0x02},
> + {0x3090, 0xd0},
> + {0x3091, 0x02},
> + {0x3308, 0xd0},
> + {0x3309, 0x02},
> + {0x30d8, 0x30},
> + {0x30d9, 0x0b},
> +};
> +
> +/* Sensor mode registers for 1920x1080@...ps */ static const struct
> +imx334_reg mode_1920x1080_regs[] = {
> + {0x302c, 0xf0},
> + {0x302d, 0x03},
> + {0x302e, 0x80},
> + {0x302f, 0x07},
> + {0x3074, 0xcc},
> + {0x3075, 0x02},
> + {0x308e, 0xcd},
> + {0x308f, 0x02},
> + {0x3076, 0x38},
> + {0x3077, 0x04},
> + {0x3090, 0x38},
> + {0x3091, 0x04},
> + {0x3308, 0x38},
> + {0x3309, 0x04},
> + {0x30d8, 0x18},
> + {0x30d9, 0x0a},
> +};
> +
> /* Sensor mode registers for 3840x2160@...ps */ static const struct
> imx334_reg mode_3840x2160_regs[] = {
> {0x3000, 0x01},
> @@ -505,6 +549,32 @@ static const struct imx334_mode
> supported_modes[] = {
> .num_of_regs =
> ARRAY_SIZE(mode_1920x1080_regs),
> .regs = mode_1920x1080_regs,
> },
> + }, {
> + .width = 1280,
> + .height = 720,
> + .hblank = 2480,
> + .vblank = 1170,
> + .vblank_min = 45,
> + .vblank_max = 132840,
> + .pclk = 297000000,
> + .link_freq_idx = 1,
> + .reg_list = {
> + .num_of_regs = ARRAY_SIZE(mode_1280x720_regs),
> + .regs = mode_1280x720_regs,
> + },
> + }, {
> + .width = 640,
> + .height = 480,
> + .hblank = 2480,
> + .vblank = 1170,
> + .vblank_min = 45,
> + .vblank_max = 132840,
> + .pclk = 297000000,
> + .link_freq_idx = 1,
> + .reg_list = {
> + .num_of_regs = ARRAY_SIZE(mode_640x480_regs),
> + .regs = mode_640x480_regs,
> + },
> },
> };
>
> @@ -989,6 +1059,15 @@ static int imx334_start_streaming(struct imx334
> *imx334)
> const struct imx334_reg_list *reg_list;
> int ret;
>
> + if (link_freq[imx334->cur_mode->link_freq_idx] ==
> IMX334_LINK_FREQ_445M) {
> + ret = imx334_write_regs(imx334,
> common_mode_regs_445m,
> +
> ARRAY_SIZE(common_mode_regs_445m));
> + if (ret) {
> + dev_err(imx334->dev, "fail to write common
> registers");
> + return ret;
> + }
> + }
> +
> /* Write sensor mode registers */
> reg_list = &imx334->cur_mode->reg_list;
> ret = imx334_write_regs(imx334, reg_list->regs,
> --
> 2.34.1
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