mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-05 18:46:43 +07:00
[media] cx231xx-417: convert to the control framework
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
parent
b86d15440b
commit
88b6ffedd9
@ -34,6 +34,7 @@
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#include <linux/vmalloc.h>
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#include <media/v4l2-common.h>
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#include <media/v4l2-ioctl.h>
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#include <media/v4l2-event.h>
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#include <media/cx2341x.h>
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#include <media/tuner.h>
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#include <linux/usb.h>
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@ -744,7 +745,7 @@ static int cx231xx_mbox_func(void *priv, u32 command, int in, int out,
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if (value != 0x12345678) {
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dprintk(3, "Firmware and/or mailbox pointer not initialized or corrupted, signature = 0x%x, cmd = %s\n",
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value, cmd_to_str(command));
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return -1;
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return -EIO;
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}
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/* This read looks at 32 bits, but flag is only 8 bits.
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@ -754,7 +755,7 @@ static int cx231xx_mbox_func(void *priv, u32 command, int in, int out,
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if (flag) {
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dprintk(3, "ERROR: Mailbox appears to be in use (%x), cmd = %s\n",
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flag, cmd_to_str(command));
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return -1;
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return -EBUSY;
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}
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flag |= 1; /* tell 'em we're working on it */
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@ -783,7 +784,7 @@ static int cx231xx_mbox_func(void *priv, u32 command, int in, int out,
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break;
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if (time_after(jiffies, timeout)) {
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dprintk(3, "ERROR: API Mailbox timeout\n");
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return -1;
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return -EIO;
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}
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udelay(10);
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}
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@ -800,7 +801,7 @@ static int cx231xx_mbox_func(void *priv, u32 command, int in, int out,
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flag = 0;
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mc417_memory_write(dev, dev->cx23417_mailbox, flag);
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return retval;
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return 0;
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}
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/* We don't need to call the API often, so using just one
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@ -829,6 +830,7 @@ static int cx231xx_api_cmd(struct cx231xx *dev, u32 command,
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return err;
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}
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static int cx231xx_find_mailbox(struct cx231xx *dev)
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{
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u32 signature[4] = {
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@ -1092,10 +1094,10 @@ static void cx231xx_codec_settings(struct cx231xx *dev)
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cx231xx_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
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dev->ts1.height, dev->ts1.width);
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dev->mpeg_params.width = dev->ts1.width;
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dev->mpeg_params.height = dev->ts1.height;
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dev->mpeg_ctrl_handler.width = dev->ts1.width;
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dev->mpeg_ctrl_handler.height = dev->ts1.height;
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cx2341x_update(dev, cx231xx_mbox_func, NULL, &dev->mpeg_params);
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cx2341x_handler_setup(&dev->mpeg_ctrl_handler);
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cx231xx_api_cmd(dev, CX2341X_ENC_MISC, 2, 0, 3, 1);
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cx231xx_api_cmd(dev, CX2341X_ENC_MISC, 2, 0, 4, 1);
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@ -1481,36 +1483,6 @@ static struct videobuf_queue_ops cx231xx_qops = {
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/* ------------------------------------------------------------------ */
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static const u32 *ctrl_classes[] = {
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cx2341x_mpeg_ctrls,
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NULL
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};
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static int cx231xx_queryctrl(struct cx231xx *dev,
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struct v4l2_queryctrl *qctrl)
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{
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qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
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if (qctrl->id == 0)
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return -EINVAL;
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/* MPEG V4L2 controls */
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if (cx2341x_ctrl_query(&dev->mpeg_params, qctrl))
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qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
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return 0;
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}
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static int cx231xx_querymenu(struct cx231xx *dev,
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struct v4l2_querymenu *qmenu)
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{
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struct v4l2_queryctrl qctrl;
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qctrl.id = qmenu->id;
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cx231xx_queryctrl(dev, &qctrl);
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return v4l2_ctrl_query_menu(qmenu, &qctrl,
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cx2341x_ctrl_get_menu(&dev->mpeg_params, qmenu->id));
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}
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static int vidioc_g_std(struct file *file, void *fh0, v4l2_std_id *norm)
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{
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struct cx231xx_fh *fh = file->private_data;
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@ -1537,12 +1509,12 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *id)
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dprintk(3, "encodernorm set to NTSC\n");
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dev->norm = V4L2_STD_NTSC;
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dev->ts1.height = 480;
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dev->mpeg_params.is_50hz = 0;
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cx2341x_handler_set_50hz(&dev->mpeg_ctrl_handler, false);
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} else {
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dprintk(3, "encodernorm set to PAL\n");
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dev->norm = V4L2_STD_PAL_B;
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dev->ts1.height = 576;
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dev->mpeg_params.is_50hz = 1;
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cx2341x_handler_set_50hz(&dev->mpeg_ctrl_handler, true);
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}
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call_all(dev, core, s_std, dev->norm);
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/* do mode control overrides */
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@ -1680,92 +1652,13 @@ static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
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return videobuf_streamoff(&fh->vidq);
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}
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static int vidioc_g_ext_ctrls(struct file *file, void *priv,
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struct v4l2_ext_controls *f)
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{
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struct cx231xx_fh *fh = priv;
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struct cx231xx *dev = fh->dev;
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dprintk(3, "enter vidioc_g_ext_ctrls()\n");
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if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
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return -EINVAL;
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dprintk(3, "exit vidioc_g_ext_ctrls()\n");
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return cx2341x_ext_ctrls(&dev->mpeg_params, 0, f, VIDIOC_G_EXT_CTRLS);
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}
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static int vidioc_s_ext_ctrls(struct file *file, void *priv,
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struct v4l2_ext_controls *f)
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{
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struct cx231xx_fh *fh = priv;
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struct cx231xx *dev = fh->dev;
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struct cx2341x_mpeg_params p;
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int err;
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dprintk(3, "enter vidioc_s_ext_ctrls()\n");
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if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
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return -EINVAL;
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p = dev->mpeg_params;
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err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_TRY_EXT_CTRLS);
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if (err == 0) {
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err = cx2341x_update(dev, cx231xx_mbox_func,
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&dev->mpeg_params, &p);
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dev->mpeg_params = p;
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}
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return err;
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}
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static int vidioc_try_ext_ctrls(struct file *file, void *priv,
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struct v4l2_ext_controls *f)
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{
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struct cx231xx_fh *fh = priv;
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struct cx231xx *dev = fh->dev;
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struct cx2341x_mpeg_params p;
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int err;
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dprintk(3, "enter vidioc_try_ext_ctrls()\n");
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if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
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return -EINVAL;
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p = dev->mpeg_params;
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err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_TRY_EXT_CTRLS);
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dprintk(3, "exit vidioc_try_ext_ctrls() err=%d\n", err);
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return err;
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}
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static int vidioc_log_status(struct file *file, void *priv)
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{
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struct cx231xx_fh *fh = priv;
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struct cx231xx *dev = fh->dev;
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char name[32 + 2];
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snprintf(name, sizeof(name), "%s/2", dev->name);
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call_all(dev, core, log_status);
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cx2341x_log_status(&dev->mpeg_params, name);
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return 0;
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}
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static int vidioc_querymenu(struct file *file, void *priv,
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struct v4l2_querymenu *a)
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{
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struct cx231xx_fh *fh = priv;
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struct cx231xx *dev = fh->dev;
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dprintk(3, "enter vidioc_querymenu()\n");
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dprintk(3, "exit vidioc_querymenu()\n");
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return cx231xx_querymenu(dev, a);
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}
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static int vidioc_queryctrl(struct file *file, void *priv,
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struct v4l2_queryctrl *c)
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{
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struct cx231xx_fh *fh = priv;
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struct cx231xx *dev = fh->dev;
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dprintk(3, "enter vidioc_queryctrl()\n");
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dprintk(3, "exit vidioc_queryctrl()\n");
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return cx231xx_queryctrl(dev, c);
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return v4l2_ctrl_log_status(file, priv);
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}
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static int mpeg_open(struct file *file)
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@ -1885,9 +1778,23 @@ static ssize_t mpeg_read(struct file *file, char __user *data,
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static unsigned int mpeg_poll(struct file *file,
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struct poll_table_struct *wait)
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{
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unsigned long req_events = poll_requested_events(wait);
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struct cx231xx_fh *fh = file->private_data;
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struct cx231xx *dev = fh->dev;
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unsigned int res = 0;
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return videobuf_poll_stream(file, &fh->vidq, wait);
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if (v4l2_event_pending(&fh->fh))
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res |= POLLPRI;
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else
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poll_wait(file, &fh->fh.wait, wait);
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if (!(req_events & (POLLIN | POLLRDNORM)))
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return res;
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mutex_lock(&dev->lock);
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res |= videobuf_poll_stream(file, &fh->vidq, wait);
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mutex_unlock(&dev->lock);
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return res;
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}
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static int mpeg_mmap(struct file *file, struct vm_area_struct *vma)
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@ -1932,17 +1839,14 @@ static const struct v4l2_ioctl_ops mpeg_ioctl_ops = {
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.vidioc_dqbuf = vidioc_dqbuf,
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.vidioc_streamon = vidioc_streamon,
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.vidioc_streamoff = vidioc_streamoff,
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.vidioc_g_ext_ctrls = vidioc_g_ext_ctrls,
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.vidioc_s_ext_ctrls = vidioc_s_ext_ctrls,
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.vidioc_try_ext_ctrls = vidioc_try_ext_ctrls,
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.vidioc_log_status = vidioc_log_status,
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.vidioc_querymenu = vidioc_querymenu,
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.vidioc_queryctrl = vidioc_queryctrl,
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.vidioc_g_chip_ident = cx231xx_g_chip_ident,
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#ifdef CONFIG_VIDEO_ADV_DEBUG
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.vidioc_g_register = cx231xx_g_register,
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.vidioc_s_register = cx231xx_s_register,
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#endif
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.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
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.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
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};
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static struct video_device cx231xx_mpeg_template = {
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@ -1950,7 +1854,7 @@ static struct video_device cx231xx_mpeg_template = {
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.fops = &mpeg_fops,
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.ioctl_ops = &mpeg_ioctl_ops,
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.minor = -1,
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.tvnorms = CX231xx_NORMS,
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.tvnorms = V4L2_STD_ALL,
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};
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void cx231xx_417_unregister(struct cx231xx *dev)
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@ -1963,10 +1867,44 @@ void cx231xx_417_unregister(struct cx231xx *dev)
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video_unregister_device(dev->v4l_device);
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else
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video_device_release(dev->v4l_device);
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v4l2_ctrl_handler_free(&dev->mpeg_ctrl_handler.hdl);
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dev->v4l_device = NULL;
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}
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}
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static int cx231xx_s_video_encoding(struct cx2341x_handler *cxhdl, u32 val)
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{
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struct cx231xx *dev = container_of(cxhdl, struct cx231xx, mpeg_ctrl_handler);
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int is_mpeg1 = val == V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
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struct v4l2_mbus_framefmt fmt;
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/* fix videodecoder resolution */
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fmt.width = cxhdl->width / (is_mpeg1 ? 2 : 1);
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fmt.height = cxhdl->height;
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fmt.code = V4L2_MBUS_FMT_FIXED;
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v4l2_subdev_call(dev->sd_cx25840, video, s_mbus_fmt, &fmt);
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return 0;
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}
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static int cx231xx_s_audio_sampling_freq(struct cx2341x_handler *cxhdl, u32 idx)
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{
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static const u32 freqs[3] = { 44100, 48000, 32000 };
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struct cx231xx *dev = container_of(cxhdl, struct cx231xx, mpeg_ctrl_handler);
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/* The audio clock of the digitizer must match the codec sample
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rate otherwise you get some very strange effects. */
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if (idx < ARRAY_SIZE(freqs))
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call_all(dev, audio, s_clock_freq, freqs[idx]);
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return 0;
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}
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static struct cx2341x_handler_ops cx231xx_ops = {
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/* needed for the video clock freq */
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.s_audio_sampling_freq = cx231xx_s_audio_sampling_freq,
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/* needed for setting up the video resolution */
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.s_video_encoding = cx231xx_s_video_encoding,
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};
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static struct video_device *cx231xx_video_dev_alloc(
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struct cx231xx *dev,
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struct usb_device *usbdev,
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@ -1987,6 +1925,7 @@ static struct video_device *cx231xx_video_dev_alloc(
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vfd->lock = &dev->lock;
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vfd->release = video_device_release;
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set_bit(V4L2_FL_USE_FH_PRIO, &vfd->flags);
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vfd->ctrl_handler = &dev->mpeg_ctrl_handler.hdl;
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video_set_drvdata(vfd, dev);
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if (dev->tuner_type == TUNER_ABSENT) {
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v4l2_disable_ioctl(vfd, VIDIOC_G_FREQUENCY);
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@ -2016,10 +1955,27 @@ int cx231xx_417_register(struct cx231xx *dev)
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tsport->height = 576;
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tsport->width = 720;
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cx2341x_fill_defaults(&dev->mpeg_params);
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err = cx2341x_handler_init(&dev->mpeg_ctrl_handler, 50);
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if (err) {
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dprintk(3, "%s: can't init cx2341x controls\n", dev->name);
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return err;
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}
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dev->mpeg_ctrl_handler.func = cx231xx_mbox_func;
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dev->mpeg_ctrl_handler.priv = dev;
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dev->mpeg_ctrl_handler.ops = &cx231xx_ops;
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if (dev->sd_cx25840)
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v4l2_ctrl_add_handler(&dev->mpeg_ctrl_handler.hdl,
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dev->sd_cx25840->ctrl_handler, NULL);
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if (dev->mpeg_ctrl_handler.hdl.error) {
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err = dev->mpeg_ctrl_handler.hdl.error;
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dprintk(3, "%s: can't add cx25840 controls\n", dev->name);
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v4l2_ctrl_handler_free(&dev->mpeg_ctrl_handler.hdl);
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return err;
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}
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dev->norm = V4L2_STD_NTSC;
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dev->mpeg_params.port = CX2341X_PORT_SERIAL;
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dev->mpeg_ctrl_handler.port = CX2341X_PORT_SERIAL;
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cx2341x_handler_set_50hz(&dev->mpeg_ctrl_handler, false);
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/* Allocate and initialize V4L video device */
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dev->v4l_device = cx231xx_video_dev_alloc(dev,
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@ -2028,6 +1984,7 @@ int cx231xx_417_register(struct cx231xx *dev)
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VFL_TYPE_GRABBER, -1);
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if (err < 0) {
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dprintk(3, "%s: can't register mpeg device\n", dev->name);
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v4l2_ctrl_handler_free(&dev->mpeg_ctrl_handler.hdl);
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return err;
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}
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@ -612,6 +612,7 @@ struct cx231xx {
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struct v4l2_subdev *sd_tuner;
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struct v4l2_ctrl_handler ctrl_handler;
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struct v4l2_ctrl_handler radio_ctrl_handler;
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struct cx2341x_handler mpeg_ctrl_handler;
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struct work_struct wq_trigger; /* Trigger to start/stop audio for alsa module */
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atomic_t stream_started; /* stream should be running if true */
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@ -715,7 +716,6 @@ struct cx231xx {
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u8 USE_ISO;
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struct cx231xx_tvnorm encodernorm;
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struct cx231xx_tsport ts1, ts2;
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struct cx2341x_mpeg_params mpeg_params;
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struct video_device *v4l_device;
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atomic_t v4l_reader_count;
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u32 freq;
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