add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/drivers/staging/most/video/video.c
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@@ -20,12 +20,11 @@
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 #include <media/v4l2-device.h>
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 #include <media/v4l2-ctrls.h>
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 #include <media/v4l2-fh.h>
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-
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-#include "most/core.h"
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+#include <linux/most.h>
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24
 
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 #define V4L2_CMP_MAX_INPUT  1
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-static struct core_component comp;
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+static struct most_component comp;
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 struct most_video_dev {
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 	struct most_interface *iface;
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@@ -54,7 +53,7 @@
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 };
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54
 
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 static struct list_head video_devices = LIST_HEAD_INIT(video_devices);
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-static struct spinlock list_lock;
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+static DEFINE_SPINLOCK(list_lock);
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 static inline bool data_ready(struct most_video_dev *mdev)
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 {
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@@ -74,7 +73,7 @@
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 	struct comp_fh *fh;
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 	switch (vdev->vfl_type) {
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-	case VFL_TYPE_GRABBER:
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+	case VFL_TYPE_VIDEO:
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 		break;
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 	default:
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 		return -EINVAL;
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@@ -250,11 +249,6 @@
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 	strlcpy(cap->card, "MOST", sizeof(cap->card));
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 	snprintf(cap->bus_info, sizeof(cap->bus_info),
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 		 "%s", mdev->iface->description);
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-
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-	cap->capabilities =
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-		V4L2_CAP_READWRITE |
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-		V4L2_CAP_TUNER |
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-		V4L2_CAP_VIDEO_CAPTURE;
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 	return 0;
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 }
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@@ -366,6 +360,7 @@
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 	.release = video_device_release,
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 	.ioctl_ops = &video_ioctl_ops,
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 	.tvnorms = V4L2_STD_UNKNOWN,
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+	.device_caps = V4L2_CAP_READWRITE | V4L2_CAP_VIDEO_CAPTURE,
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 };
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 /**************************************************************************/
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@@ -428,7 +423,7 @@
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 	/* Register the v4l2 device */
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 	video_set_drvdata(mdev->vdev, mdev);
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-	ret = video_register_device(mdev->vdev, VFL_TYPE_GRABBER, -1);
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+	ret = video_register_device(mdev->vdev, VFL_TYPE_VIDEO, -1);
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 	if (ret) {
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 		v4l2_err(&mdev->v4l2_dev, "video_register_device failed (%d)\n",
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 			 ret);
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@@ -453,7 +448,8 @@
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 }
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 static int comp_probe_channel(struct most_interface *iface, int channel_idx,
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-			      struct most_channel_config *ccfg, char *name)
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+			      struct most_channel_config *ccfg, char *name,
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+			      char *args)
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 {
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 	int ret;
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 	struct most_video_dev *mdev = get_comp_dev(iface, channel_idx);
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@@ -530,7 +526,8 @@
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 	return 0;
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 }
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-static struct core_component comp = {
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+static struct most_component comp = {
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+	.mod = THIS_MODULE,
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 	.name = "video",
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 	.probe_channel = comp_probe_channel,
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 	.disconnect_channel = comp_disconnect_channel,
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@@ -539,8 +536,17 @@
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 static int __init comp_init(void)
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 {
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-	spin_lock_init(&list_lock);
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-	return most_register_component(&comp);
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+	int err;
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+
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+	err = most_register_component(&comp);
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+	if (err)
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+		return err;
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+	err = most_register_configfs_subsys(&comp);
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+	if (err) {
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+		most_deregister_component(&comp);
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+		return err;
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+	}
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+	return 0;
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 }
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 static void __exit comp_exit(void)
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@@ -565,6 +571,7 @@
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 	}
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 	spin_unlock_irq(&list_lock);
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+	most_deregister_configfs_subsys(&comp);
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 	most_deregister_component(&comp);
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 	BUG_ON(!list_empty(&video_devices));
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 }