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538a1d740c
The patches were generated from the RPi repo with the following command: git format-patch v6.6.58..rpi-6.6.y Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
99 lines
3.2 KiB
Diff
99 lines
3.2 KiB
Diff
From 0094eba3f2a4338cfa6854b0b5104d02ba0fa01f Mon Sep 17 00:00:00 2001
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From: Naushir Patuck <naush@raspberrypi.com>
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Date: Thu, 26 Sep 2024 13:12:23 +0100
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Subject: [PATCH 1287/1350] drivers: media: imx500: Simplify the vblank control
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init
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Set the VBLANK control minimum and default values to IMX500_VBLANK_MIN
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unconditionally everywhere.
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Remove the mode specific framerate_default parameter, it is now unused.
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Signed-off-by: Naushir Patuck <naush@raspberrypi.com>
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---
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drivers/media/i2c/imx500.c | 32 +++++---------------------------
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1 file changed, 5 insertions(+), 27 deletions(-)
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--- a/drivers/media/i2c/imx500.c
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+++ b/drivers/media/i2c/imx500.c
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@@ -274,9 +274,6 @@ struct imx500_mode {
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/* Analog crop rectangle. */
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struct v4l2_rect crop;
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- /* Default framerate. */
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- unsigned int framerate_default;
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-
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/* Default register values */
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struct imx500_reg_list reg_list;
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};
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@@ -905,7 +902,6 @@ static const struct imx500_mode imx500_s
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.width = 4056,
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.height = 3040,
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},
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- .framerate_default = 10,
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.reg_list = {
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.num_of_regs = ARRAY_SIZE(mode_4056x3040_regs),
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.regs = mode_4056x3040_regs,
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@@ -922,7 +918,6 @@ static const struct imx500_mode imx500_s
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.width = 4056,
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.height = 3040,
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},
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- .framerate_default = 30,
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.reg_list = {
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.num_of_regs = ARRAY_SIZE(mode_2028x1520_regs),
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.regs = mode_2028x1520_regs,
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@@ -1744,28 +1739,11 @@ static int imx500_get_pad_format(struct
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return 0;
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}
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-static unsigned int imx500_get_frame_length(const struct imx500_mode *mode,
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- unsigned int framerate_default)
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-{
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- u64 frame_length;
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-
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- frame_length = IMX500_PIXEL_RATE;
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- do_div(frame_length, (u64)framerate_default * mode->line_length_pix);
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-
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- if (WARN_ON(frame_length > IMX500_FRAME_LENGTH_MAX))
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- frame_length = IMX500_FRAME_LENGTH_MAX;
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-
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- return max_t(unsigned int, frame_length, mode->height);
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-}
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-
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static void imx500_set_framing_limits(struct imx500 *imx500)
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{
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- unsigned int frm_length_default, hblank_min;
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+ unsigned int hblank_min;
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const struct imx500_mode *mode = imx500->mode;
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- frm_length_default =
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- imx500_get_frame_length(mode, mode->framerate_default);
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-
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/* Default to no long exposure multiplier. */
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imx500->long_exp_shift = 0;
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@@ -1773,11 +1751,10 @@ static void imx500_set_framing_limits(st
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__v4l2_ctrl_modify_range(
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imx500->vblank, IMX500_VBLANK_MIN,
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((1 << IMX500_LONG_EXP_SHIFT_MAX) * IMX500_FRAME_LENGTH_MAX) -
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- mode->height,
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- 1, frm_length_default - mode->height);
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+ mode->height, 1, IMX500_VBLANK_MIN);
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/* Setting this will adjust the exposure limits as well. */
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- __v4l2_ctrl_s_ctrl(imx500->vblank, frm_length_default - mode->height);
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+ __v4l2_ctrl_s_ctrl(imx500->vblank, IMX500_VBLANK_MIN);
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hblank_min = mode->line_length_pix - mode->width;
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__v4l2_ctrl_modify_range(imx500->hblank, hblank_min, hblank_min, 1,
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@@ -2499,7 +2476,8 @@ static int imx500_init_controls(struct i
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* in the imx500_set_framing_limits() call below.
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*/
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imx500->vblank = v4l2_ctrl_new_std(ctrl_hdlr, &imx500_ctrl_ops,
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- V4L2_CID_VBLANK, 0, 0xffff, 1, 0);
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+ V4L2_CID_VBLANK, IMX500_VBLANK_MIN,
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+ 0xffff, 1, IMX500_VBLANK_MIN);
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imx500->hblank = v4l2_ctrl_new_std(ctrl_hdlr, &imx500_ctrl_ops,
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V4L2_CID_HBLANK, 0, 0xffff, 1, 0);
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