Commit f9746da3 authored by Jacopo Mondi's avatar Jacopo Mondi Committed by Mauro Carvalho Chehab
Browse files

media: ar0521: Add LINK_FREQ control 



Add support for V4L2_CID_LINK_FREQ which currently reports a single
hard-coded frequency which depends on the fixed pixel clock.

Signed-off-by: default avatarJacopo Mondi <jacopo@jmondi.org>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent 6e27ef31

drivers/media/i2c/ar0521.c

+11 −0
Original line number Diff line number Diff line
@@ -89,6 +89,10 @@ static const char * const ar0521_supply_names[] = { 
	"vaa",		/* Analog (2.7V) supply */

};



static const s64 ar0521_link_frequencies[] = {

	184000000,

};



struct ar0521_ctrls {

	struct v4l2_ctrl_handler handler;

	struct {
@@ -570,6 +574,7 @@ static int ar0521_init_controls(struct ar0521_dev *sensor) 
	const struct v4l2_ctrl_ops *ops = &ar0521_ctrl_ops;

	struct ar0521_ctrls *ctrls = &sensor->ctrls;

	struct v4l2_ctrl_handler *hdl = &ctrls->handler;

	struct v4l2_ctrl *link_freq;

	int ret;



	v4l2_ctrl_handler_init(hdl, 32);
@@ -608,6 +613,12 @@ static int ar0521_init_controls(struct ar0521_dev *sensor) 
	ctrls->exposure = v4l2_ctrl_new_std(hdl, ops, V4L2_CID_EXPOSURE, 0,

					    65535, 1, 360);



	link_freq = v4l2_ctrl_new_int_menu(hdl, ops, V4L2_CID_LINK_FREQ,

					ARRAY_SIZE(ar0521_link_frequencies) - 1,

					0, ar0521_link_frequencies);

	if (link_freq)

		link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY;



	ctrls->test_pattern = v4l2_ctrl_new_std_menu_items(hdl, ops,

					V4L2_CID_TEST_PATTERN,

					ARRAY_SIZE(test_pattern_menu) - 1,