diff mbox series

[v2,04/16] media: i2c: ov9282: Remove pixel rate from mode definition

Message ID 20221028160902.2696973-5-dave.stevenson@raspberrypi.com
State Accepted
Commit f15b0612c031827f1d0b9bd5626f7465bd15fac5
Headers show
Series Updates to ov9282 sensor driver | expand

Commit Message

Dave Stevenson Oct. 28, 2022, 4:08 p.m. UTC 
The pixel rate is determined by the PLL setup in the common
registers, not by the mode specific registers, therefore
remove it from the mode definition and define it for all modes.

Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
---
 drivers/media/i2c/ov9282.c | 17 +++++++----------
 1 file changed, 7 insertions(+), 10 deletions(-)
diff mbox series

Patch

diff --git a/drivers/media/i2c/ov9282.c b/drivers/media/i2c/ov9282.c
index ead3a4f22ef8..123aa20951b7 100644
--- a/drivers/media/i2c/ov9282.c
+++ b/drivers/media/i2c/ov9282.c
@@ -52,6 +52,10 @@ 
 #define OV9282_LINK_FREQ	400000000
 #define OV9282_NUM_DATA_LANES	2
 
+/* Pixel rate */
+#define OV9282_PIXEL_RATE	(OV9282_LINK_FREQ * 2 * \
+				 OV9282_NUM_DATA_LANES / 10)
+
 #define OV9282_REG_MIN		0x00
 #define OV9282_REG_MAX		0xfffff
 
@@ -83,7 +87,6 @@  struct ov9282_reg_list {
  * @vblank: Vertical blanking in lines
  * @vblank_min: Minimum vertical blanking in lines
  * @vblank_max: Maximum vertical blanking in lines
- * @pclk: Sensor pixel clock
  * @link_freq_idx: Link frequency index
  * @reg_list: Register list for sensor mode
  */
@@ -94,7 +97,6 @@  struct ov9282_mode {
 	u32 vblank;
 	u32 vblank_min;
 	u32 vblank_max;
-	u64 pclk;
 	u32 link_freq_idx;
 	struct ov9282_reg_list reg_list;
 };
@@ -109,7 +111,6 @@  struct ov9282_mode {
  * @inclk: Sensor input clock
  * @ctrl_handler: V4L2 control handler
  * @link_freq_ctrl: Pointer to link frequency control
- * @pclk_ctrl: Pointer to pixel clock control
  * @hblank_ctrl: Pointer to horizontal blanking control
  * @vblank_ctrl: Pointer to vertical blanking control
  * @exp_ctrl: Pointer to exposure control
@@ -128,7 +129,6 @@  struct ov9282 {
 	struct clk *inclk;
 	struct v4l2_ctrl_handler ctrl_handler;
 	struct v4l2_ctrl *link_freq_ctrl;
-	struct v4l2_ctrl *pclk_ctrl;
 	struct v4l2_ctrl *hblank_ctrl;
 	struct v4l2_ctrl *vblank_ctrl;
 	struct {
@@ -259,7 +259,6 @@  static const struct ov9282_mode supported_mode = {
 	.vblank = 1022,
 	.vblank_min = 151,
 	.vblank_max = 51540,
-	.pclk = 160000000,
 	.link_freq_idx = 0,
 	.reg_list = {
 		.num_of_regs = ARRAY_SIZE(mode_1280x720_regs),
@@ -968,11 +967,9 @@  static int ov9282_init_controls(struct ov9282 *ov9282)
 						1, mode->vblank);
 
 	/* Read only controls */
-	ov9282->pclk_ctrl = v4l2_ctrl_new_std(ctrl_hdlr,
-					      &ov9282_ctrl_ops,
-					      V4L2_CID_PIXEL_RATE,
-					      mode->pclk, mode->pclk,
-					      1, mode->pclk);
+	v4l2_ctrl_new_std(ctrl_hdlr, &ov9282_ctrl_ops, V4L2_CID_PIXEL_RATE,
+			  OV9282_PIXEL_RATE, OV9282_PIXEL_RATE, 1,
+			  OV9282_PIXEL_RATE);
 
 	ov9282->link_freq_ctrl = v4l2_ctrl_new_int_menu(ctrl_hdlr,
 							&ov9282_ctrl_ops,