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/pci/bt8xx/bttv-driver.c | 124 +++++++++++++---------------------------
1 files changed, 41 insertions(+), 83 deletions(-)
diff --git a/kernel/drivers/media/pci/bt8xx/bttv-driver.c b/kernel/drivers/media/pci/bt8xx/bttv-driver.c
index 4c042ba..dc651af 100644
--- a/kernel/drivers/media/pci/bt8xx/bttv-driver.c
+++ b/kernel/drivers/media/pci/bt8xx/bttv-driver.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
bttv - Bt848 frame grabber driver
@@ -19,19 +20,6 @@
Copyright (C) 2005, 2006 Michael H. Schimek <mschimek@gmx.at>
Sponsored by OPQ Systems AB
- 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.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -515,77 +503,65 @@
packed pixel formats must come first */
static const struct bttv_format formats[] = {
{
- .name = "8 bpp, gray",
.fourcc = V4L2_PIX_FMT_GREY,
.btformat = BT848_COLOR_FMT_Y8,
.depth = 8,
.flags = FORMAT_FLAGS_PACKED,
},{
- .name = "8 bpp, dithered color",
.fourcc = V4L2_PIX_FMT_HI240,
.btformat = BT848_COLOR_FMT_RGB8,
.depth = 8,
.flags = FORMAT_FLAGS_PACKED | FORMAT_FLAGS_DITHER,
},{
- .name = "15 bpp RGB, le",
.fourcc = V4L2_PIX_FMT_RGB555,
.btformat = BT848_COLOR_FMT_RGB15,
.depth = 16,
.flags = FORMAT_FLAGS_PACKED,
},{
- .name = "15 bpp RGB, be",
.fourcc = V4L2_PIX_FMT_RGB555X,
.btformat = BT848_COLOR_FMT_RGB15,
.btswap = 0x03, /* byteswap */
.depth = 16,
.flags = FORMAT_FLAGS_PACKED,
},{
- .name = "16 bpp RGB, le",
.fourcc = V4L2_PIX_FMT_RGB565,
.btformat = BT848_COLOR_FMT_RGB16,
.depth = 16,
.flags = FORMAT_FLAGS_PACKED,
},{
- .name = "16 bpp RGB, be",
.fourcc = V4L2_PIX_FMT_RGB565X,
.btformat = BT848_COLOR_FMT_RGB16,
.btswap = 0x03, /* byteswap */
.depth = 16,
.flags = FORMAT_FLAGS_PACKED,
},{
- .name = "24 bpp RGB, le",
.fourcc = V4L2_PIX_FMT_BGR24,
.btformat = BT848_COLOR_FMT_RGB24,
.depth = 24,
.flags = FORMAT_FLAGS_PACKED,
},{
- .name = "32 bpp RGB, le",
.fourcc = V4L2_PIX_FMT_BGR32,
.btformat = BT848_COLOR_FMT_RGB32,
.depth = 32,
.flags = FORMAT_FLAGS_PACKED,
},{
- .name = "32 bpp RGB, be",
.fourcc = V4L2_PIX_FMT_RGB32,
.btformat = BT848_COLOR_FMT_RGB32,
.btswap = 0x0f, /* byte+word swap */
.depth = 32,
.flags = FORMAT_FLAGS_PACKED,
},{
- .name = "4:2:2, packed, YUYV",
.fourcc = V4L2_PIX_FMT_YUYV,
.btformat = BT848_COLOR_FMT_YUY2,
.depth = 16,
.flags = FORMAT_FLAGS_PACKED,
},{
- .name = "4:2:2, packed, UYVY",
.fourcc = V4L2_PIX_FMT_UYVY,
.btformat = BT848_COLOR_FMT_YUY2,
.btswap = 0x03, /* byteswap */
.depth = 16,
.flags = FORMAT_FLAGS_PACKED,
},{
- .name = "4:2:2, planar, Y-Cb-Cr",
.fourcc = V4L2_PIX_FMT_YUV422P,
.btformat = BT848_COLOR_FMT_YCrCb422,
.depth = 16,
@@ -593,7 +569,6 @@
.hshift = 1,
.vshift = 0,
},{
- .name = "4:2:0, planar, Y-Cb-Cr",
.fourcc = V4L2_PIX_FMT_YUV420,
.btformat = BT848_COLOR_FMT_YCrCb422,
.depth = 12,
@@ -601,7 +576,6 @@
.hshift = 1,
.vshift = 1,
},{
- .name = "4:2:0, planar, Y-Cr-Cb",
.fourcc = V4L2_PIX_FMT_YVU420,
.btformat = BT848_COLOR_FMT_YCrCb422,
.depth = 12,
@@ -609,7 +583,6 @@
.hshift = 1,
.vshift = 1,
},{
- .name = "4:1:1, planar, Y-Cb-Cr",
.fourcc = V4L2_PIX_FMT_YUV411P,
.btformat = BT848_COLOR_FMT_YCrCb411,
.depth = 12,
@@ -617,7 +590,6 @@
.hshift = 2,
.vshift = 0,
},{
- .name = "4:1:0, planar, Y-Cb-Cr",
.fourcc = V4L2_PIX_FMT_YUV410,
.btformat = BT848_COLOR_FMT_YCrCb411,
.depth = 9,
@@ -625,7 +597,6 @@
.hshift = 2,
.vshift = 2,
},{
- .name = "4:1:0, planar, Y-Cr-Cb",
.fourcc = V4L2_PIX_FMT_YVU410,
.btformat = BT848_COLOR_FMT_YCrCb411,
.depth = 9,
@@ -633,7 +604,6 @@
.hshift = 2,
.vshift = 2,
},{
- .name = "raw scanlines",
.fourcc = -1,
.btformat = BT848_COLOR_FMT_RAW,
.depth = 8,
@@ -2040,7 +2010,6 @@
max_width = max_width & width_mask;
/* Max. scale factor is 16:1 for frames, 8:1 for fields. */
- min_height = min_height;
/* Min. scale factor is 1:1. */
max_height >>= !V4L2_FIELD_HAS_BOTH(field);
@@ -2363,7 +2332,7 @@
field = V4L2_FIELD_SEQ_TB;
break;
}
- /* fall through */
+ fallthrough;
default: /* FIELD_ANY case */
height2 = btv->crop[!!fh->do_crop].rect.height >> 1;
field = (f->fmt.pix.height > height2)
@@ -2436,7 +2405,7 @@
f->fmt.pix.field = field;
- /* update our state informations */
+ /* update our state information */
fh->fmt = fmt;
fh->cap.field = f->fmt.pix.field;
fh->cap.last = V4L2_FIELD_NONE;
@@ -2466,28 +2435,27 @@
static int bttv_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
- struct video_device *vdev = video_devdata(file);
struct bttv_fh *fh = priv;
struct bttv *btv = fh->btv;
if (0 == v4l2)
return -EINVAL;
- strlcpy(cap->driver, "bttv", sizeof(cap->driver));
- strlcpy(cap->card, btv->video_dev.name, sizeof(cap->card));
+ strscpy(cap->driver, "bttv", sizeof(cap->driver));
+ strscpy(cap->card, btv->video_dev.name, sizeof(cap->card));
snprintf(cap->bus_info, sizeof(cap->bus_info),
"PCI:%s", pci_name(btv->c.pci));
- cap->capabilities =
- V4L2_CAP_VIDEO_CAPTURE |
- V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING |
- V4L2_CAP_DEVICE_CAPS;
+ cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE |
+ V4L2_CAP_STREAMING | V4L2_CAP_DEVICE_CAPS;
if (no_overlay <= 0)
cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
if (video_is_registered(&btv->vbi_dev))
cap->capabilities |= V4L2_CAP_VBI_CAPTURE;
- if (video_is_registered(&btv->radio_dev))
+ if (video_is_registered(&btv->radio_dev)) {
cap->capabilities |= V4L2_CAP_RADIO;
+ if (btv->has_tea575x)
+ cap->capabilities |= V4L2_CAP_HW_FREQ_SEEK;
+ }
/*
* No need to lock here: those vars are initialized during board
@@ -2497,27 +2465,6 @@
cap->capabilities |= V4L2_CAP_RDS_CAPTURE;
if (btv->tuner_type != TUNER_ABSENT)
cap->capabilities |= V4L2_CAP_TUNER;
- if (vdev->vfl_type == VFL_TYPE_GRABBER)
- cap->device_caps = cap->capabilities &
- (V4L2_CAP_VIDEO_CAPTURE |
- V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING |
- V4L2_CAP_VIDEO_OVERLAY |
- V4L2_CAP_TUNER);
- else if (vdev->vfl_type == VFL_TYPE_VBI)
- cap->device_caps = cap->capabilities &
- (V4L2_CAP_VBI_CAPTURE |
- V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING |
- V4L2_CAP_TUNER);
- else {
- cap->device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER;
- if (btv->has_saa6588)
- cap->device_caps |= V4L2_CAP_READWRITE |
- V4L2_CAP_RDS_CAPTURE;
- if (btv->has_tea575x)
- cap->device_caps |= V4L2_CAP_HW_FREQ_SEEK;
- }
return 0;
}
@@ -2535,7 +2482,6 @@
return -EINVAL;
f->pixelformat = formats[i].fourcc;
- strlcpy(f->description, formats[i].name, sizeof(f->description));
return i;
}
@@ -2782,7 +2728,7 @@
t->rxsubchans = V4L2_TUNER_SUB_MONO;
t->capability = V4L2_TUNER_CAP_NORM;
bttv_call_all(btv, tuner, g_tuner, t);
- strcpy(t->name, "Television");
+ strscpy(t->name, "Television", sizeof(t->name));
t->type = V4L2_TUNER_ANALOG_TV;
if (btread(BT848_DSTATUS)&BT848_DSTATUS_HLOC)
t->signal = 0xffff;
@@ -2793,19 +2739,17 @@
return 0;
}
-static int bttv_cropcap(struct file *file, void *priv,
- struct v4l2_cropcap *cap)
+static int bttv_g_pixelaspect(struct file *file, void *priv,
+ int type, struct v4l2_fract *f)
{
struct bttv_fh *fh = priv;
struct bttv *btv = fh->btv;
- if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
- cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
+ if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
return -EINVAL;
/* defrect and bounds are set via g_selection */
- cap->pixelaspect = bttv_tvnorms[btv->tvnorm].cropcap.pixelaspect;
-
+ *f = bttv_tvnorms[btv->tvnorm].cropcap.pixelaspect;
return 0;
}
@@ -3020,7 +2964,7 @@
dprintk("open dev=%s\n", video_device_node_name(vdev));
- if (vdev->vfl_type == VFL_TYPE_GRABBER) {
+ if (vdev->vfl_type == VFL_TYPE_VIDEO) {
type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
} else if (vdev->vfl_type == VFL_TYPE_VBI) {
type = V4L2_BUF_TYPE_VBI_CAPTURE;
@@ -3067,7 +3011,7 @@
V4L2 apps we now reset the cropping parameters as seen through
this fh, which is to say VIDIOC_G_SELECTION and scaling limit checks
will use btv->crop[0], the default cropping parameters for the
- current video standard, and VIDIOC_S_FMT will not implicitely
+ current video standard, and VIDIOC_S_FMT will not implicitly
change the cropping parameters until VIDIOC_S_SELECTION has been
called. */
fh->do_crop = !reset_crop; /* module parameter */
@@ -3163,7 +3107,7 @@
.vidioc_g_fmt_vbi_cap = bttv_g_fmt_vbi_cap,
.vidioc_try_fmt_vbi_cap = bttv_try_fmt_vbi_cap,
.vidioc_s_fmt_vbi_cap = bttv_s_fmt_vbi_cap,
- .vidioc_cropcap = bttv_cropcap,
+ .vidioc_g_pixelaspect = bttv_g_pixelaspect,
.vidioc_reqbufs = bttv_reqbufs,
.vidioc_querybuf = bttv_querybuf,
.vidioc_qbuf = bttv_qbuf,
@@ -3257,7 +3201,7 @@
if (0 != t->index)
return -EINVAL;
- strcpy(t->name, "Radio");
+ strscpy(t->name, "Radio", sizeof(t->name));
t->type = V4L2_TUNER_RADIO;
radio_enable(btv);
@@ -3603,9 +3547,7 @@
bttv_irq_wakeup_video(struct bttv *btv, struct bttv_buffer_set *wakeup,
struct bttv_buffer_set *curr, unsigned int state)
{
- struct timeval ts;
-
- v4l2_get_timestamp(&ts);
+ u64 ts = ktime_get_ns();
if (wakeup->top == wakeup->bottom) {
if (NULL != wakeup->top && curr->top != wakeup->top) {
@@ -3646,7 +3588,7 @@
if (NULL == wakeup)
return;
- v4l2_get_timestamp(&wakeup->vb.ts);
+ wakeup->vb.ts = ktime_get_ns();
wakeup->vb.field_count = btv->field_count;
wakeup->vb.state = state;
wake_up(&wakeup->vb.done);
@@ -3716,7 +3658,7 @@
btv->curr.top = NULL;
bttv_risc_hook(btv, RISC_SLOT_O_FIELD, NULL, 0);
- v4l2_get_timestamp(&wakeup->vb.ts);
+ wakeup->vb.ts = ktime_get_ns();
wakeup->vb.field_count = btv->field_count;
wakeup->vb.state = VIDEOBUF_DONE;
wake_up(&wakeup->vb.done);
@@ -3956,8 +3898,14 @@
/* video */
vdev_init(btv, &btv->video_dev, &bttv_video_template, "video");
+ btv->video_dev.device_caps = V4L2_CAP_VIDEO_CAPTURE |
+ V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
+ if (btv->tuner_type != TUNER_ABSENT)
+ btv->video_dev.device_caps |= V4L2_CAP_TUNER;
+ if (no_overlay <= 0)
+ btv->video_dev.device_caps |= V4L2_CAP_VIDEO_OVERLAY;
- if (video_register_device(&btv->video_dev, VFL_TYPE_GRABBER,
+ if (video_register_device(&btv->video_dev, VFL_TYPE_VIDEO,
video_nr[btv->c.nr]) < 0)
goto err;
pr_info("%d: registered device %s\n",
@@ -3970,6 +3918,10 @@
/* vbi */
vdev_init(btv, &btv->vbi_dev, &bttv_video_template, "vbi");
+ btv->vbi_dev.device_caps = V4L2_CAP_VBI_CAPTURE | V4L2_CAP_READWRITE |
+ V4L2_CAP_STREAMING;
+ if (btv->tuner_type != TUNER_ABSENT)
+ btv->vbi_dev.device_caps |= V4L2_CAP_TUNER;
if (video_register_device(&btv->vbi_dev, VFL_TYPE_VBI,
vbi_nr[btv->c.nr]) < 0)
@@ -3981,6 +3933,12 @@
return 0;
/* radio */
vdev_init(btv, &btv->radio_dev, &radio_template, "radio");
+ btv->radio_dev.device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER;
+ if (btv->has_saa6588)
+ btv->radio_dev.device_caps |= V4L2_CAP_READWRITE |
+ V4L2_CAP_RDS_CAPTURE;
+ if (btv->has_tea575x)
+ btv->radio_dev.device_caps |= V4L2_CAP_HW_FREQ_SEEK;
btv->radio_dev.ctrl_handler = &btv->radio_ctrl_handler;
if (video_register_device(&btv->radio_dev, VFL_TYPE_RADIO,
radio_nr[btv->c.nr]) < 0)
@@ -4214,7 +4172,7 @@
/* register video4linux + input */
if (!bttv_tvcards[btv->c.type].no_video) {
v4l2_ctrl_add_handler(&btv->radio_ctrl_handler, hdl,
- v4l2_ctrl_radio_filter);
+ v4l2_ctrl_radio_filter, false);
if (btv->radio_ctrl_handler.error) {
result = btv->radio_ctrl_handler.error;
goto fail2;
--
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