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52 lines
1.6 KiB
Diff
52 lines
1.6 KiB
Diff
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From 55ed8cded4af6530276b26f567601bed868ae8f5 Mon Sep 17 00:00:00 2001
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From: Lee Jackson <lee.jackson@arducam.com>
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Date: Wed, 10 Jan 2024 08:52:54 +0800
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Subject: [PATCH] drivers: media: imx519: Add V4L2_CID_LINK_FREQ control
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Add V4L2_CID_LINK_FREQ as a read-only control with a value of 408 Mhz.
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This will be used by the CFE driver to corretly setup the DPHY timing
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parameters in the CSI-2 block.
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Signed-off-by: Lee Jackson <lee.jackson@arducam.com>
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---
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drivers/media/i2c/imx519.c | 14 ++++++++++++++
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1 file changed, 14 insertions(+)
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--- a/drivers/media/i2c/imx519.c
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+++ b/drivers/media/i2c/imx519.c
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@@ -145,6 +145,10 @@ struct imx519_mode {
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struct imx519_reg_list reg_list;
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};
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+static const s64 imx519_link_freq_menu[] = {
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+ IMX519_DEFAULT_LINK_FREQ,
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+};
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+
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static const struct imx519_reg mode_common_regs[] = {
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{0x0100, 0x00},
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{0x0136, 0x18},
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@@ -1819,6 +1823,7 @@ static int imx519_init_controls(struct i
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struct v4l2_ctrl_handler *ctrl_hdlr;
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struct i2c_client *client = v4l2_get_subdevdata(&imx519->sd);
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struct v4l2_fwnode_device_properties props;
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+ struct v4l2_ctrl *link_freq;
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unsigned int i;
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int ret;
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@@ -1837,6 +1842,15 @@ static int imx519_init_controls(struct i
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IMX519_PIXEL_RATE, 1,
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IMX519_PIXEL_RATE);
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+ /* LINK_FREQ is also read only */
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+ link_freq =
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+ v4l2_ctrl_new_int_menu(ctrl_hdlr, &imx519_ctrl_ops,
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+ V4L2_CID_LINK_FREQ,
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+ ARRAY_SIZE(imx519_link_freq_menu) - 1, 0,
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+ imx519_link_freq_menu);
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+ if (link_freq)
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+ link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY;
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+
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/*
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* Create the controls here, but mode specific limits are setup
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* in the imx519_set_framing_limits() call below.
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