From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/media/platform/s5p-g2d/g2d.c | 153 ++++++++++++++++++++++++++++-----------------------
1 files changed, 84 insertions(+), 69 deletions(-)
diff --git a/kernel/drivers/media/platform/s5p-g2d/g2d.c b/kernel/drivers/media/platform/s5p-g2d/g2d.c
index 4cf5b55..1cb5eaa 100644
--- a/kernel/drivers/media/platform/s5p-g2d/g2d.c
+++ b/kernel/drivers/media/platform/s5p-g2d/g2d.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Samsung S5P G2D - 2D Graphics Accelerator Driver
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* Kamil Debski, <k.debski@samsung.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version
*/
#include <linux/module.h>
@@ -33,31 +29,26 @@
static struct g2d_fmt formats[] = {
{
- .name = "XRGB_8888",
.fourcc = V4L2_PIX_FMT_RGB32,
.depth = 32,
.hw = COLOR_MODE(ORDER_XRGB, MODE_XRGB_8888),
},
{
- .name = "RGB_565",
.fourcc = V4L2_PIX_FMT_RGB565X,
.depth = 16,
.hw = COLOR_MODE(ORDER_XRGB, MODE_RGB_565),
},
{
- .name = "XRGB_1555",
.fourcc = V4L2_PIX_FMT_RGB555X,
.depth = 16,
.hw = COLOR_MODE(ORDER_XRGB, MODE_XRGB_1555),
},
{
- .name = "XRGB_4444",
.fourcc = V4L2_PIX_FMT_RGB444,
.depth = 16,
.hw = COLOR_MODE(ORDER_XRGB, MODE_XRGB_4444),
},
{
- .name = "PACKED_RGB_888",
.fourcc = V4L2_PIX_FMT_RGB24,
.depth = 24,
.hw = COLOR_MODE(ORDER_XRGB, MODE_PACKED_RGB_888),
@@ -89,7 +80,7 @@
static struct g2d_frame *get_frame(struct g2d_ctx *ctx,
- enum v4l2_buf_type type)
+ enum v4l2_buf_type type)
{
switch (type) {
case V4L2_BUF_TYPE_VIDEO_OUTPUT:
@@ -300,22 +291,17 @@
static int vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
- strncpy(cap->driver, G2D_NAME, sizeof(cap->driver) - 1);
- strncpy(cap->card, G2D_NAME, sizeof(cap->card) - 1);
+ strscpy(cap->driver, G2D_NAME, sizeof(cap->driver));
+ strscpy(cap->card, G2D_NAME, sizeof(cap->card));
cap->bus_info[0] = 0;
- cap->device_caps = V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING;
- cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
return 0;
}
static int vidioc_enum_fmt(struct file *file, void *prv, struct v4l2_fmtdesc *f)
{
- struct g2d_fmt *fmt;
if (f->index >= NUM_FORMATS)
return -EINVAL;
- fmt = &formats[f->index];
- f->pixelformat = fmt->fourcc;
- strncpy(f->description, fmt->name, sizeof(f->description) - 1);
+ f->pixelformat = formats[f->index].fourcc;
return 0;
}
@@ -411,51 +397,76 @@
return 0;
}
-static int vidioc_cropcap(struct file *file, void *priv,
- struct v4l2_cropcap *cr)
-{
- struct g2d_ctx *ctx = priv;
- struct g2d_frame *f;
-
- f = get_frame(ctx, cr->type);
- if (IS_ERR(f))
- return PTR_ERR(f);
-
- cr->bounds.left = 0;
- cr->bounds.top = 0;
- cr->bounds.width = f->width;
- cr->bounds.height = f->height;
- cr->defrect = cr->bounds;
- return 0;
-}
-
-static int vidioc_g_crop(struct file *file, void *prv, struct v4l2_crop *cr)
+static int vidioc_g_selection(struct file *file, void *prv,
+ struct v4l2_selection *s)
{
struct g2d_ctx *ctx = prv;
struct g2d_frame *f;
- f = get_frame(ctx, cr->type);
+ f = get_frame(ctx, s->type);
if (IS_ERR(f))
return PTR_ERR(f);
- cr->c.left = f->o_height;
- cr->c.top = f->o_width;
- cr->c.width = f->c_width;
- cr->c.height = f->c_height;
+ switch (s->target) {
+ case V4L2_SEL_TGT_CROP:
+ case V4L2_SEL_TGT_CROP_DEFAULT:
+ case V4L2_SEL_TGT_CROP_BOUNDS:
+ if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
+ return -EINVAL;
+ break;
+ case V4L2_SEL_TGT_COMPOSE:
+ case V4L2_SEL_TGT_COMPOSE_DEFAULT:
+ case V4L2_SEL_TGT_COMPOSE_BOUNDS:
+ if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (s->target) {
+ case V4L2_SEL_TGT_CROP:
+ case V4L2_SEL_TGT_COMPOSE:
+ s->r.left = f->o_height;
+ s->r.top = f->o_width;
+ s->r.width = f->c_width;
+ s->r.height = f->c_height;
+ break;
+ case V4L2_SEL_TGT_CROP_DEFAULT:
+ case V4L2_SEL_TGT_CROP_BOUNDS:
+ case V4L2_SEL_TGT_COMPOSE_DEFAULT:
+ case V4L2_SEL_TGT_COMPOSE_BOUNDS:
+ s->r.left = 0;
+ s->r.top = 0;
+ s->r.width = f->width;
+ s->r.height = f->height;
+ break;
+ default:
+ return -EINVAL;
+ }
return 0;
}
-static int vidioc_try_crop(struct file *file, void *prv, const struct v4l2_crop *cr)
+static int vidioc_try_selection(struct file *file, void *prv,
+ const struct v4l2_selection *s)
{
struct g2d_ctx *ctx = prv;
struct g2d_dev *dev = ctx->dev;
struct g2d_frame *f;
- f = get_frame(ctx, cr->type);
+ f = get_frame(ctx, s->type);
if (IS_ERR(f))
return PTR_ERR(f);
- if (cr->c.top < 0 || cr->c.left < 0) {
+ if (s->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
+ if (s->target != V4L2_SEL_TGT_COMPOSE)
+ return -EINVAL;
+ } else if (s->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+ if (s->target != V4L2_SEL_TGT_CROP)
+ return -EINVAL;
+ }
+
+ if (s->r.top < 0 || s->r.left < 0) {
v4l2_err(&dev->v4l2_dev,
"doesn't support negative values for top & left\n");
return -EINVAL;
@@ -464,23 +475,24 @@
return 0;
}
-static int vidioc_s_crop(struct file *file, void *prv, const struct v4l2_crop *cr)
+static int vidioc_s_selection(struct file *file, void *prv,
+ struct v4l2_selection *s)
{
struct g2d_ctx *ctx = prv;
struct g2d_frame *f;
int ret;
- ret = vidioc_try_crop(file, prv, cr);
+ ret = vidioc_try_selection(file, prv, s);
if (ret)
return ret;
- f = get_frame(ctx, cr->type);
+ f = get_frame(ctx, s->type);
if (IS_ERR(f))
return PTR_ERR(f);
- f->c_width = cr->c.width;
- f->c_height = cr->c.height;
- f->o_width = cr->c.left;
- f->o_height = cr->c.top;
+ f->c_width = s->r.width;
+ f->c_height = s->r.height;
+ f->o_width = s->r.left;
+ f->o_height = s->r.top;
f->bottom = f->o_height + f->c_height;
f->right = f->o_width + f->c_width;
return 0;
@@ -588,9 +600,8 @@
.vidioc_streamon = v4l2_m2m_ioctl_streamon,
.vidioc_streamoff = v4l2_m2m_ioctl_streamoff,
- .vidioc_g_crop = vidioc_g_crop,
- .vidioc_s_crop = vidioc_s_crop,
- .vidioc_cropcap = vidioc_cropcap,
+ .vidioc_g_selection = vidioc_g_selection,
+ .vidioc_s_selection = vidioc_s_selection,
};
static const struct video_device g2d_videodev = {
@@ -683,23 +694,17 @@
goto unreg_v4l2_dev;
}
*vfd = g2d_videodev;
+ set_bit(V4L2_FL_QUIRK_INVERTED_CROP, &vfd->flags);
vfd->lock = &dev->mutex;
vfd->v4l2_dev = &dev->v4l2_dev;
- ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0);
- if (ret) {
- v4l2_err(&dev->v4l2_dev, "Failed to register video device\n");
- goto rel_vdev;
- }
- video_set_drvdata(vfd, dev);
- dev->vfd = vfd;
- v4l2_info(&dev->v4l2_dev, "device registered as /dev/video%d\n",
- vfd->num);
+ vfd->device_caps = V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING;
+
platform_set_drvdata(pdev, dev);
dev->m2m_dev = v4l2_m2m_init(&g2d_m2m_ops);
if (IS_ERR(dev->m2m_dev)) {
v4l2_err(&dev->v4l2_dev, "Failed to init mem2mem device\n");
ret = PTR_ERR(dev->m2m_dev);
- goto unreg_video_dev;
+ goto rel_vdev;
}
def_frame.stride = (def_frame.width * def_frame.fmt->depth) >> 3;
@@ -707,14 +712,24 @@
of_id = of_match_node(exynos_g2d_match, pdev->dev.of_node);
if (!of_id) {
ret = -ENODEV;
- goto unreg_video_dev;
+ goto free_m2m;
}
dev->variant = (struct g2d_variant *)of_id->data;
+ ret = video_register_device(vfd, VFL_TYPE_VIDEO, 0);
+ if (ret) {
+ v4l2_err(&dev->v4l2_dev, "Failed to register video device\n");
+ goto free_m2m;
+ }
+ video_set_drvdata(vfd, dev);
+ dev->vfd = vfd;
+ v4l2_info(&dev->v4l2_dev, "device registered as /dev/video%d\n",
+ vfd->num);
+
return 0;
-unreg_video_dev:
- video_unregister_device(dev->vfd);
+free_m2m:
+ v4l2_m2m_release(dev->m2m_dev);
rel_vdev:
video_device_release(vfd);
unreg_v4l2_dev:
--
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