From 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:44:59 +0000
Subject: [PATCH] gmac get mac form eeprom
---
kernel/drivers/media/platform/xilinx/xilinx-dma.c | 50 ++++++++++++++++++++++----------------------------
1 files changed, 22 insertions(+), 28 deletions(-)
diff --git a/kernel/drivers/media/platform/xilinx/xilinx-dma.c b/kernel/drivers/media/platform/xilinx/xilinx-dma.c
index d041f94..2a56201 100644
--- a/kernel/drivers/media/platform/xilinx/xilinx-dma.c
+++ b/kernel/drivers/media/platform/xilinx/xilinx-dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Xilinx Video DMA
*
@@ -6,10 +7,6 @@
*
* Contacts: Hyun Kwon <hyun.kwon@xilinx.com>
* Laurent Pinchart <laurent.pinchart@ideasonboard.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/dma/xilinx_dma.h>
@@ -494,20 +491,13 @@
struct v4l2_fh *vfh = file->private_data;
struct xvip_dma *dma = to_xvip_dma(vfh->vdev);
- cap->device_caps = V4L2_CAP_STREAMING;
+ cap->capabilities = dma->xdev->v4l2_caps | V4L2_CAP_STREAMING |
+ V4L2_CAP_DEVICE_CAPS;
- if (dma->queue.type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
- cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE;
- else
- cap->device_caps |= V4L2_CAP_VIDEO_OUTPUT;
-
- cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS
- | dma->xdev->v4l2_caps;
-
- strlcpy(cap->driver, "xilinx-vipp", sizeof(cap->driver));
- strlcpy(cap->card, dma->video.name, sizeof(cap->card));
- snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s:%u",
- dma->xdev->dev->of_node->name, dma->port);
+ strscpy(cap->driver, "xilinx-vipp", sizeof(cap->driver));
+ strscpy(cap->card, dma->video.name, sizeof(cap->card));
+ snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%pOFn:%u",
+ dma->xdev->dev->of_node, dma->port);
return 0;
}
@@ -527,8 +517,6 @@
return -EINVAL;
f->pixelformat = dma->format.pixelformat;
- strlcpy(f->description, dma->fmtinfo->description,
- sizeof(f->description));
return 0;
}
@@ -693,16 +681,21 @@
dma->video.fops = &xvip_dma_fops;
dma->video.v4l2_dev = &xdev->v4l2_dev;
dma->video.queue = &dma->queue;
- snprintf(dma->video.name, sizeof(dma->video.name), "%s %s %u",
- xdev->dev->of_node->name,
+ snprintf(dma->video.name, sizeof(dma->video.name), "%pOFn %s %u",
+ xdev->dev->of_node,
type == V4L2_BUF_TYPE_VIDEO_CAPTURE ? "output" : "input",
port);
- dma->video.vfl_type = VFL_TYPE_GRABBER;
+ dma->video.vfl_type = VFL_TYPE_VIDEO;
dma->video.vfl_dir = type == V4L2_BUF_TYPE_VIDEO_CAPTURE
? VFL_DIR_RX : VFL_DIR_TX;
dma->video.release = video_device_release_empty;
dma->video.ioctl_ops = &xvip_dma_ioctl_ops;
dma->video.lock = &dma->lock;
+ dma->video.device_caps = V4L2_CAP_STREAMING;
+ if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ dma->video.device_caps |= V4L2_CAP_VIDEO_CAPTURE;
+ else
+ dma->video.device_caps |= V4L2_CAP_VIDEO_OUTPUT;
video_set_drvdata(&dma->video, dma);
@@ -732,16 +725,17 @@
/* ... and the DMA channel. */
snprintf(name, sizeof(name), "port%u", port);
- dma->dma = dma_request_slave_channel(dma->xdev->dev, name);
- if (dma->dma == NULL) {
- dev_err(dma->xdev->dev, "no VDMA channel found\n");
- ret = -ENODEV;
+ dma->dma = dma_request_chan(dma->xdev->dev, name);
+ if (IS_ERR(dma->dma)) {
+ ret = PTR_ERR(dma->dma);
+ if (ret != -EPROBE_DEFER)
+ dev_err(dma->xdev->dev, "no VDMA channel found\n");
goto error;
}
dma->align = 1 << dma->dma->device->copy_align;
- ret = video_register_device(&dma->video, VFL_TYPE_GRABBER, -1);
+ ret = video_register_device(&dma->video, VFL_TYPE_VIDEO, -1);
if (ret < 0) {
dev_err(dma->xdev->dev, "failed to register video device\n");
goto error;
@@ -759,7 +753,7 @@
if (video_is_registered(&dma->video))
video_unregister_device(&dma->video);
- if (dma->dma)
+ if (!IS_ERR_OR_NULL(dma->dma))
dma_release_channel(dma->dma);
media_entity_cleanup(&dma->video.entity);
--
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