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Diffstat (limited to 'drivers/media/v4l2-core')
-rw-r--r--drivers/media/v4l2-core/v4l2-async.c4
-rw-r--r--drivers/media/v4l2-core/v4l2-ctrls-api.c2
-rw-r--r--drivers/media/v4l2-core/v4l2-fwnode.c7
-rw-r--r--drivers/media/v4l2-core/v4l2-ioctl.c6
-rw-r--r--drivers/media/v4l2-core/v4l2-subdev-priv.h14
-rw-r--r--drivers/media/v4l2-core/v4l2-subdev.c46
6 files changed, 78 insertions, 1 deletions
diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c
index 2f1b718a9189..d7e9ffc7aa23 100644
--- a/drivers/media/v4l2-core/v4l2-async.c
+++ b/drivers/media/v4l2-core/v4l2-async.c
@@ -24,6 +24,8 @@
#include <media/v4l2-fwnode.h>
#include <media/v4l2-subdev.h>
+#include "v4l2-subdev-priv.h"
+
static int v4l2_async_nf_call_bound(struct v4l2_async_notifier *n,
struct v4l2_subdev *subdev,
struct v4l2_async_subdev *asd)
@@ -822,6 +824,8 @@ void v4l2_async_unregister_subdev(struct v4l2_subdev *sd)
if (!sd->async_list.next)
return;
+ v4l2_subdev_put_privacy_led(sd);
+
mutex_lock(&list_lock);
__v4l2_async_nf_unregister(sd->subdev_notifier);
diff --git a/drivers/media/v4l2-core/v4l2-ctrls-api.c b/drivers/media/v4l2-core/v4l2-ctrls-api.c
index 3d3b6dc24ca6..002ea6588edf 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls-api.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls-api.c
@@ -150,8 +150,8 @@ static int user_to_new(struct v4l2_ext_control *c, struct v4l2_ctrl *ctrl)
* then return an error.
*/
if (strlen(ctrl->p_new.p_char) == ctrl->maximum && last)
- ctrl->is_new = 1;
return -ERANGE;
+ ctrl->is_new = 1;
}
return ret;
default:
diff --git a/drivers/media/v4l2-core/v4l2-fwnode.c b/drivers/media/v4l2-core/v4l2-fwnode.c
index 3d9533c1b202..049c2f2001ea 100644
--- a/drivers/media/v4l2-core/v4l2-fwnode.c
+++ b/drivers/media/v4l2-core/v4l2-fwnode.c
@@ -28,6 +28,8 @@
#include <media/v4l2-fwnode.h>
#include <media/v4l2-subdev.h>
+#include "v4l2-subdev-priv.h"
+
static const struct v4l2_fwnode_bus_conv {
enum v4l2_fwnode_bus_type fwnode_bus_type;
enum v4l2_mbus_type mbus_type;
@@ -1302,6 +1304,10 @@ int v4l2_async_register_subdev_sensor(struct v4l2_subdev *sd)
v4l2_async_nf_init(notifier);
+ ret = v4l2_subdev_get_privacy_led(sd);
+ if (ret < 0)
+ goto out_cleanup;
+
ret = v4l2_async_nf_parse_fwnode_sensor(sd->dev, notifier);
if (ret < 0)
goto out_cleanup;
@@ -1322,6 +1328,7 @@ out_unregister:
v4l2_async_nf_unregister(notifier);
out_cleanup:
+ v4l2_subdev_put_privacy_led(sd);
v4l2_async_nf_cleanup(notifier);
kfree(notifier);
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index 8e0a0ff62a70..2a0139c72d29 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1298,6 +1298,9 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_PIX_FMT_BGRX32: descr = "32-bit XBGR 8-8-8-8"; break;
case V4L2_PIX_FMT_RGBA32: descr = "32-bit RGBA 8-8-8-8"; break;
case V4L2_PIX_FMT_RGBX32: descr = "32-bit RGBX 8-8-8-8"; break;
+ case V4L2_PIX_FMT_RGBX1010102: descr = "32-bit RGBX 10-10-10-2"; break;
+ case V4L2_PIX_FMT_RGBA1010102: descr = "32-bit RGBA 10-10-10-2"; break;
+ case V4L2_PIX_FMT_ARGB2101010: descr = "32-bit ARGB 2-10-10-10"; break;
case V4L2_PIX_FMT_GREY: descr = "8-bit Greyscale"; break;
case V4L2_PIX_FMT_Y4: descr = "4-bit Greyscale"; break;
case V4L2_PIX_FMT_Y6: descr = "6-bit Greyscale"; break;
@@ -1442,6 +1445,9 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_PIX_FMT_NV12M_8L128: descr = "NV12M (8x128 Linear)"; break;
case V4L2_PIX_FMT_NV12_10BE_8L128: descr = "10-bit NV12 (8x128 Linear, BE)"; break;
case V4L2_PIX_FMT_NV12M_10BE_8L128: descr = "10-bit NV12M (8x128 Linear, BE)"; break;
+ case V4L2_PIX_FMT_Y210: descr = "10-bit YUYV Packed"; break;
+ case V4L2_PIX_FMT_Y212: descr = "12-bit YUYV Packed"; break;
+ case V4L2_PIX_FMT_Y216: descr = "16-bit YUYV Packed"; break;
default:
/* Compressed formats */
diff --git a/drivers/media/v4l2-core/v4l2-subdev-priv.h b/drivers/media/v4l2-core/v4l2-subdev-priv.h
new file mode 100644
index 000000000000..52391d6d8ab7
--- /dev/null
+++ b/drivers/media/v4l2-core/v4l2-subdev-priv.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * V4L2 sub-device pivate header.
+ *
+ * Copyright (C) 2023 Hans de Goede <hdegoede@redhat.com>
+ */
+
+#ifndef _V4L2_SUBDEV_PRIV_H_
+#define _V4L2_SUBDEV_PRIV_H_
+
+int v4l2_subdev_get_privacy_led(struct v4l2_subdev *sd);
+void v4l2_subdev_put_privacy_led(struct v4l2_subdev *sd);
+
+#endif
diff --git a/drivers/media/v4l2-core/v4l2-subdev.c b/drivers/media/v4l2-core/v4l2-subdev.c
index 4988a25bd8f4..6630fb30bc7d 100644
--- a/drivers/media/v4l2-core/v4l2-subdev.c
+++ b/drivers/media/v4l2-core/v4l2-subdev.c
@@ -9,6 +9,7 @@
*/
#include <linux/ioctl.h>
+#include <linux/leds.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/slab.h>
@@ -23,6 +24,8 @@
#include <media/v4l2-fh.h>
#include <media/v4l2-event.h>
+#include "v4l2-subdev-priv.h"
+
#if defined(CONFIG_VIDEO_V4L2_SUBDEV_API)
static int subdev_fh_init(struct v4l2_subdev_fh *fh, struct v4l2_subdev *sd)
{
@@ -322,6 +325,15 @@ static int call_s_stream(struct v4l2_subdev *sd, int enable)
{
int ret;
+#if IS_REACHABLE(CONFIG_LEDS_CLASS)
+ if (!IS_ERR_OR_NULL(sd->privacy_led)) {
+ if (enable)
+ led_set_brightness(sd->privacy_led,
+ sd->privacy_led->max_brightness);
+ else
+ led_set_brightness(sd->privacy_led, 0);
+ }
+#endif
ret = sd->ops->video->s_stream(sd, enable);
if (!enable && ret < 0) {
@@ -1090,6 +1102,7 @@ void v4l2_subdev_init(struct v4l2_subdev *sd, const struct v4l2_subdev_ops *ops)
sd->grp_id = 0;
sd->dev_priv = NULL;
sd->host_priv = NULL;
+ sd->privacy_led = NULL;
#if defined(CONFIG_MEDIA_CONTROLLER)
sd->entity.name = sd->name;
sd->entity.obj_type = MEDIA_ENTITY_TYPE_V4L2_SUBDEV;
@@ -1105,3 +1118,36 @@ void v4l2_subdev_notify_event(struct v4l2_subdev *sd,
v4l2_subdev_notify(sd, V4L2_DEVICE_NOTIFY_EVENT, (void *)ev);
}
EXPORT_SYMBOL_GPL(v4l2_subdev_notify_event);
+
+int v4l2_subdev_get_privacy_led(struct v4l2_subdev *sd)
+{
+#if IS_REACHABLE(CONFIG_LEDS_CLASS)
+ sd->privacy_led = led_get(sd->dev, "privacy-led");
+ if (IS_ERR(sd->privacy_led) && PTR_ERR(sd->privacy_led) != -ENOENT)
+ return dev_err_probe(sd->dev, PTR_ERR(sd->privacy_led),
+ "getting privacy LED\n");
+
+ if (!IS_ERR_OR_NULL(sd->privacy_led)) {
+ mutex_lock(&sd->privacy_led->led_access);
+ led_sysfs_disable(sd->privacy_led);
+ led_trigger_remove(sd->privacy_led);
+ led_set_brightness(sd->privacy_led, 0);
+ mutex_unlock(&sd->privacy_led->led_access);
+ }
+#endif
+ return 0;
+}
+EXPORT_SYMBOL_GPL(v4l2_subdev_get_privacy_led);
+
+void v4l2_subdev_put_privacy_led(struct v4l2_subdev *sd)
+{
+#if IS_REACHABLE(CONFIG_LEDS_CLASS)
+ if (!IS_ERR_OR_NULL(sd->privacy_led)) {
+ mutex_lock(&sd->privacy_led->led_access);
+ led_sysfs_enable(sd->privacy_led);
+ mutex_unlock(&sd->privacy_led->led_access);
+ led_put(sd->privacy_led);
+ }
+#endif
+}
+EXPORT_SYMBOL_GPL(v4l2_subdev_put_privacy_led);
generated by cgit v1.2.3 (git 2.0.4) at 2025-12-13 09:00:54 +0000