* Support for a cx23416 mpeg encoder via cx2388x host port.
* "blackbird" reference design.
*
- * (c) 2004 Jelle Foks <jelle@foks.8m.com>
+ * (c) 2004 Jelle Foks <jelle@foks.us>
* (c) 2004 Gerd Knorr <kraxel@bytesex.org>
*
+ * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org>
+ * - video_ioctl2 conversion
+ *
* Includes parts from the ivtv driver( http://ivtv.sourceforge.net/),
*
* This program is free software; you can redistribute it and/or modify
*/
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/fs.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/firmware.h>
#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
#include <media/cx2341x.h>
#include "cx88.h"
MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards");
-MODULE_AUTHOR("Jelle Foks <jelle@foks.8m.com>, Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
+MODULE_AUTHOR("Jelle Foks <jelle@foks.us>, Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
MODULE_LICENSE("GPL");
static unsigned int mpegbufs = 32;
module_param(mpegbufs,int,0644);
MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32");
-static unsigned int debug = 0;
+static unsigned int debug;
module_param(debug,int,0644);
MODULE_PARM_DESC(debug,"enable debug messages [blackbird]");
#define dprintk(level,fmt, arg...) if (debug >= level) \
printk(KERN_DEBUG "%s/2-bb: " fmt, dev->core->name , ## arg)
-static LIST_HEAD(cx8802_devlist);
/* ------------------------------------------------------------------ */
-#define BLACKBIRD_FIRM_IMAGE_SIZE 256*1024
+#define BLACKBIRD_FIRM_IMAGE_SIZE 376836
/* defines below are from ivtv-driver.h */
/* ------------------------------------------------------------------ */
-static int blackbird_mbox_func(void *priv, int command, int in, int out, u32 data[CX2341X_MBOX_MAX_DATA])
+static int blackbird_mbox_func(void *priv, u32 command, int in, int out, u32 data[CX2341X_MBOX_MAX_DATA])
{
struct cx8802_dev *dev = priv;
unsigned long timeout;
u32 value, flag, retval;
int i;
- dprintk(1,"%s: 0x%X\n", __FUNCTION__, command);
+ dprintk(1,"%s: 0x%X\n", __func__, command);
/* this may not be 100% safe if we can't read any memory location
without side effects */
if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) {
dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d)\n",
firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
+ release_firmware(firmware);
return -1;
}
if (0 != memcmp(firmware->data, magic, 8)) {
dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n");
+ release_firmware(firmware);
return -1;
}
}
if (checksum) {
dprintk(0, "ERROR: Firmware load failed (checksum mismatch).\n");
+ release_firmware(firmware);
return -1;
}
release_firmware(firmware);
dev->params.width = dev->width;
dev->params.height = dev->height;
- dev->params.is_50hz = (dev->core->tvnorm->id & V4L2_STD_625_50) != 0;
+ dev->params.is_50hz = (dev->core->tvnorm & V4L2_STD_625_50) != 0;
cx2341x_update(dev, blackbird_mbox_func, NULL, &dev->params);
}
-static struct v4l2_mpeg_compression default_mpeg_params = {
- .st_type = V4L2_MPEG_PS_2,
- .st_bitrate = {
- .mode = V4L2_BITRATE_CBR,
- .min = 0,
- .target = 0,
- .max = 0
- },
- .ts_pid_pmt = 16,
- .ts_pid_audio = 260,
- .ts_pid_video = 256,
- .ts_pid_pcr = 259,
- .ps_size = 0,
- .au_type = V4L2_MPEG_AU_2_II,
- .au_bitrate = {
- .mode = V4L2_BITRATE_CBR,
- .min = 224,
- .target = 224,
- .max = 224
- },
- .au_sample_rate = 48000,
- .au_pesid = 0,
- .vi_type = V4L2_MPEG_VI_2,
- .vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3,
- .vi_bitrate = {
- .mode = V4L2_BITRATE_CBR,
- .min = 4000,
- .target = 4500,
- .max = 6000
- },
- .vi_frame_rate = 25,
- .vi_frames_per_gop = 12,
- .vi_bframes_count = 2,
- .vi_pesid = 0,
- .closed_gops = 1,
- .pulldown = 0
-};
-
static int blackbird_initialize_codec(struct cx8802_dev *dev)
{
struct cx88_core *core = dev->core;
dprintk(1,"Initialize codec\n");
retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
if (retval < 0) {
+
+ dev->mpeg_active = 0;
+
/* ping was not successful, reset and upload firmware */
cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */
- msleep(1);
cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */
- msleep(1);
retval = blackbird_load_firmware(dev);
if (retval < 0)
return retval;
- dev->mailbox = blackbird_find_mailbox(dev);
- if (dev->mailbox < 0)
+ retval = blackbird_find_mailbox(dev);
+ if (retval < 0)
return -1;
+ dev->mailbox = retval;
+
retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
if (retval < 0) {
dprintk(0, "ERROR: Firmware ping failed!\n");
}
dprintk(0, "Firmware version is 0x%08x\n", version);
}
- msleep(1);
cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */
cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */
cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */
blackbird_codec_settings(dev);
- msleep(1);
- /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xef, 0xef);
- blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0xf0, 0xf0);
- blackbird_api_cmd(dev, IVTV_API_ASSIGN_NUM_VSYNC_LINES, 4, 0, 0x180, 0x180); */
blackbird_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0,
BLACKBIRD_FIELD1_SAA7115,
BLACKBIRD_FIELD2_SAA7115
);
- /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_PLACEHOLDER, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); */
blackbird_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0,
BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
- /* initialize the video input */
- blackbird_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0);
+ return 0;
+}
- msleep(1);
+static int blackbird_start_codec(struct file *file, void *priv)
+{
+ struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
+ struct cx88_core *core = dev->core;
+ /* start capturing to the host interface */
+ u32 reg;
- blackbird_api_cmd(dev, CX2341X_ENC_MUTE_VIDEO, 1, 0, BLACKBIRD_UNMUTE);
- msleep(1);
- blackbird_api_cmd(dev, CX2341X_ENC_MUTE_AUDIO, 1, 0, BLACKBIRD_UNMUTE);
- msleep(1);
+ int i;
+ int lastchange = -1;
+ int lastval = 0;
+
+ for (i = 0; (i < 10) && (i < (lastchange + 4)); i++) {
+ reg = cx_read(AUD_STATUS);
+
+ dprintk(1, "AUD_STATUS:%dL: 0x%x\n", i, reg);
+ if ((reg & 0x0F) != lastval) {
+ lastval = reg & 0x0F;
+ lastchange = i;
+ }
+ msleep(100);
+ }
+
+ /* unmute audio source */
+ cx_clear(AUD_VOL_CTL, (1 << 6));
+
+ blackbird_api_cmd(dev, CX2341X_ENC_REFRESH_INPUT, 0, 0);
+
+ /* initialize the video input */
+ blackbird_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0);
/* start capturing to the host interface */
- /* blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0, 0, 0x13); */
blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0,
BLACKBIRD_MPEG_CAPTURE,
BLACKBIRD_RAW_BITS_NONE
);
- msleep(10);
- blackbird_api_cmd(dev, CX2341X_ENC_REFRESH_INPUT, 0,0);
+ dev->mpeg_active = 1;
+ return 0;
+}
+
+static int blackbird_stop_codec(struct cx8802_dev *dev)
+{
+ blackbird_api_cmd(dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
+ BLACKBIRD_END_NOW,
+ BLACKBIRD_MPEG_CAPTURE,
+ BLACKBIRD_RAW_BITS_NONE
+ );
+
+ dev->mpeg_active = 0;
return 0;
}
/* ------------------------------------------------------------------ */
-static int mpeg_do_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, void *arg)
+static const u32 *ctrl_classes[] = {
+ cx88_user_ctrls,
+ cx2341x_mpeg_ctrls,
+ NULL
+};
+
+static int blackbird_queryctrl(struct cx8802_dev *dev, struct v4l2_queryctrl *qctrl)
{
- struct cx8802_fh *fh = file->private_data;
- struct cx8802_dev *dev = fh->dev;
+ qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
+ if (qctrl->id == 0)
+ return -EINVAL;
+
+ /* Standard V4L2 controls */
+ if (cx8800_ctrl_query(dev->core, qctrl) == 0)
+ return 0;
+
+ /* MPEG V4L2 controls */
+ if (cx2341x_ctrl_query(&dev->params, qctrl))
+ qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
+ return 0;
+}
+
+/* ------------------------------------------------------------------ */
+/* IOCTL Handlers */
+
+static int vidioc_querymenu (struct file *file, void *priv,
+ struct v4l2_querymenu *qmenu)
+{
+ struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
+ struct v4l2_queryctrl qctrl;
+
+ qctrl.id = qmenu->id;
+ blackbird_queryctrl(dev, &qctrl);
+ return v4l2_ctrl_query_menu(qmenu, &qctrl,
+ cx2341x_ctrl_get_menu(&dev->params, qmenu->id));
+}
+
+static int vidioc_querycap (struct file *file, void *priv,
+ struct v4l2_capability *cap)
+{
+ struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
struct cx88_core *core = dev->core;
- if (debug > 1)
- v4l_print_ioctl(core->name,cmd);
-
- switch (cmd) {
-
- /* --- capabilities ------------------------------------------ */
- case VIDIOC_QUERYCAP:
- {
- struct v4l2_capability *cap = arg;
-
- memset(cap,0,sizeof(*cap));
- strcpy(cap->driver, "cx88_blackbird");
- strlcpy(cap->card, cx88_boards[core->board].name,sizeof(cap->card));
- sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
- cap->version = CX88_VERSION_CODE;
- cap->capabilities =
- V4L2_CAP_VIDEO_CAPTURE |
- V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING |
- 0;
- if (UNSET != core->tuner_type)
- cap->capabilities |= V4L2_CAP_TUNER;
+ strcpy(cap->driver, "cx88_blackbird");
+ strlcpy(cap->card, core->board.name, sizeof(cap->card));
+ sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
+ cap->version = CX88_VERSION_CODE;
+ cap->capabilities =
+ V4L2_CAP_VIDEO_CAPTURE |
+ V4L2_CAP_READWRITE |
+ V4L2_CAP_STREAMING;
+ if (UNSET != core->board.tuner_type)
+ cap->capabilities |= V4L2_CAP_TUNER;
+ return 0;
+}
- return 0;
- }
+static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv,
+ struct v4l2_fmtdesc *f)
+{
+ if (f->index != 0)
+ return -EINVAL;
- /* --- capture ioctls ---------------------------------------- */
- case VIDIOC_ENUM_FMT:
- {
- struct v4l2_fmtdesc *f = arg;
- int index;
-
- index = f->index;
- if (index != 0)
- return -EINVAL;
-
- memset(f,0,sizeof(*f));
- f->index = index;
- strlcpy(f->description, "MPEG", sizeof(f->description));
- f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- f->pixelformat = V4L2_PIX_FMT_MPEG;
- return 0;
- }
- case VIDIOC_G_FMT:
- {
- struct v4l2_format *f = arg;
-
- memset(f,0,sizeof(*f));
- f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
- f->fmt.pix.bytesperline = 0;
- f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */
- f->fmt.pix.colorspace = 0;
- f->fmt.pix.width = dev->width;
- f->fmt.pix.height = dev->height;
- f->fmt.pix.field = fh->mpegq.field;
- dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
- dev->width, dev->height, fh->mpegq.field );
- return 0;
- }
- case VIDIOC_TRY_FMT:
- {
- struct v4l2_format *f = arg;
-
- f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
- f->fmt.pix.bytesperline = 0;
- f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
- f->fmt.pix.colorspace = 0;
- dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
- dev->width, dev->height, fh->mpegq.field );
- return 0;
- }
- case VIDIOC_S_FMT:
- {
- struct v4l2_format *f = arg;
-
- f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
- f->fmt.pix.bytesperline = 0;
- f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
- f->fmt.pix.colorspace = 0;
- dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
- f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field );
- return 0;
- }
+ strlcpy(f->description, "MPEG", sizeof(f->description));
+ f->pixelformat = V4L2_PIX_FMT_MPEG;
+ return 0;
+}
- /* --- streaming capture ------------------------------------- */
- case VIDIOC_REQBUFS:
- return videobuf_reqbufs(&fh->mpegq, arg);
+static int vidioc_g_fmt_vid_cap (struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct cx8802_fh *fh = priv;
+ struct cx8802_dev *dev = fh->dev;
+
+ f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
+ f->fmt.pix.bytesperline = 0;
+ f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */
+ f->fmt.pix.colorspace = 0;
+ f->fmt.pix.width = dev->width;
+ f->fmt.pix.height = dev->height;
+ f->fmt.pix.field = fh->mpegq.field;
+ dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n",
+ dev->width, dev->height, fh->mpegq.field );
+ return 0;
+}
- case VIDIOC_QUERYBUF:
- return videobuf_querybuf(&fh->mpegq, arg);
+static int vidioc_try_fmt_vid_cap (struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct cx8802_fh *fh = priv;
+ struct cx8802_dev *dev = fh->dev;
+
+ f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
+ f->fmt.pix.bytesperline = 0;
+ f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
+ f->fmt.pix.colorspace = 0;
+ dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n",
+ dev->width, dev->height, fh->mpegq.field );
+ return 0;
+}
- case VIDIOC_QBUF:
- return videobuf_qbuf(&fh->mpegq, arg);
+static int vidioc_s_fmt_vid_cap (struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct cx8802_fh *fh = priv;
+ struct cx8802_dev *dev = fh->dev;
+ struct cx88_core *core = dev->core;
- case VIDIOC_DQBUF:
- return videobuf_dqbuf(&fh->mpegq, arg,
- file->f_flags & O_NONBLOCK);
+ f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
+ f->fmt.pix.bytesperline = 0;
+ f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */;
+ f->fmt.pix.colorspace = 0;
+ dev->width = f->fmt.pix.width;
+ dev->height = f->fmt.pix.height;
+ fh->mpegq.field = f->fmt.pix.field;
+ cx88_set_scale(core, f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field);
+ blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
+ f->fmt.pix.height, f->fmt.pix.width);
+ dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n",
+ f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field );
+ return 0;
+}
- case VIDIOC_STREAMON:
- return videobuf_streamon(&fh->mpegq);
+static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p)
+{
+ struct cx8802_fh *fh = priv;
+ return (videobuf_reqbufs(&fh->mpegq, p));
+}
- case VIDIOC_STREAMOFF:
- return videobuf_streamoff(&fh->mpegq);
+static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p)
+{
+ struct cx8802_fh *fh = priv;
+ return (videobuf_querybuf(&fh->mpegq, p));
+}
- /* --- mpeg compression -------------------------------------- */
- case VIDIOC_G_MPEGCOMP:
- {
- struct v4l2_mpeg_compression *f = arg;
+static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p)
+{
+ struct cx8802_fh *fh = priv;
+ return (videobuf_qbuf(&fh->mpegq, p));
+}
- memcpy(f,&default_mpeg_params,sizeof(*f));
- return 0;
- }
- case VIDIOC_S_MPEGCOMP:
- return 0;
- case VIDIOC_G_EXT_CTRLS:
- {
- struct v4l2_ext_controls *f = arg;
+static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p)
+{
+ struct cx8802_fh *fh = priv;
+ return (videobuf_dqbuf(&fh->mpegq, p,
+ file->f_flags & O_NONBLOCK));
+}
- if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
- return -EINVAL;
- return cx2341x_ext_ctrls(&dev->params, f, cmd);
- }
- case VIDIOC_S_EXT_CTRLS:
- case VIDIOC_TRY_EXT_CTRLS:
- {
- struct v4l2_ext_controls *f = arg;
- struct cx2341x_mpeg_params p;
- int err;
-
- if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
- return -EINVAL;
- p = dev->params;
- err = cx2341x_ext_ctrls(&p, f, cmd);
- if (err == 0 && cmd == VIDIOC_S_EXT_CTRLS) {
- err = cx2341x_update(dev, blackbird_mbox_func, &dev->params, &p);
- dev->params = p;
- }
- return err;
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+ struct cx8802_fh *fh = priv;
+ return videobuf_streamon(&fh->mpegq);
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+ struct cx8802_fh *fh = priv;
+ return videobuf_streamoff(&fh->mpegq);
+}
+
+static int vidioc_g_ext_ctrls (struct file *file, void *priv,
+ struct v4l2_ext_controls *f)
+{
+ struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
+
+ if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
+ return -EINVAL;
+ return cx2341x_ext_ctrls(&dev->params, 0, f, VIDIOC_G_EXT_CTRLS);
+}
+
+static int vidioc_s_ext_ctrls (struct file *file, void *priv,
+ struct v4l2_ext_controls *f)
+{
+ struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
+ struct cx2341x_mpeg_params p;
+ int err;
+
+ if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
+ return -EINVAL;
+
+ if (dev->mpeg_active)
+ blackbird_stop_codec(dev);
+
+ p = dev->params;
+ err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_S_EXT_CTRLS);
+ if (!err) {
+ err = cx2341x_update(dev, blackbird_mbox_func, &dev->params, &p);
+ dev->params = p;
}
- case VIDIOC_S_FREQUENCY:
- {
- blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
- BLACKBIRD_END_NOW,
- BLACKBIRD_MPEG_CAPTURE,
- BLACKBIRD_RAW_BITS_NONE);
-
- cx88_do_ioctl( inode, file, 0, dev->core, cmd, arg, cx88_ioctl_hook );
-
- blackbird_initialize_codec(dev);
- cx88_set_scale(dev->core, dev->width, dev->height,
- fh->mpegq.field);
+ return err;
+}
+
+static int vidioc_try_ext_ctrls (struct file *file, void *priv,
+ struct v4l2_ext_controls *f)
+{
+ struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
+ struct cx2341x_mpeg_params p;
+ int err;
+
+ if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
+ return -EINVAL;
+ p = dev->params;
+ err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_TRY_EXT_CTRLS);
+
+ return err;
+}
+
+static int vidioc_s_frequency (struct file *file, void *priv,
+ struct v4l2_frequency *f)
+{
+ struct cx8802_fh *fh = priv;
+ struct cx8802_dev *dev = fh->dev;
+ struct cx88_core *core = dev->core;
+
+ if (dev->mpeg_active)
+ blackbird_stop_codec(dev);
+
+ cx88_set_freq (core,f);
+ blackbird_initialize_codec(dev);
+ cx88_set_scale(dev->core, dev->width, dev->height,
+ fh->mpegq.field);
+ return 0;
+}
+
+static int vidioc_log_status (struct file *file, void *priv)
+{
+ struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
+ struct cx88_core *core = dev->core;
+ char name[32 + 2];
+
+ snprintf(name, sizeof(name), "%s/2", core->name);
+ printk("%s/2: ============ START LOG STATUS ============\n",
+ core->name);
+ call_all(core, core, log_status);
+ cx2341x_log_status(&dev->params, name);
+ printk("%s/2: ============= END LOG STATUS =============\n",
+ core->name);
+ return 0;
+}
+
+static int vidioc_queryctrl (struct file *file, void *priv,
+ struct v4l2_queryctrl *qctrl)
+{
+ struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
+
+ if (blackbird_queryctrl(dev, qctrl) == 0)
return 0;
- }
- default:
- return cx88_do_ioctl( inode, file, 0, dev->core, cmd, arg, cx88_ioctl_hook );
- }
+ qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
+ if (unlikely(qctrl->id == 0))
+ return -EINVAL;
+ return cx8800_ctrl_query(dev->core, qctrl);
+}
+
+static int vidioc_enum_input (struct file *file, void *priv,
+ struct v4l2_input *i)
+{
+ struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+ return cx88_enum_input (core,i);
+}
+
+static int vidioc_g_ctrl (struct file *file, void *priv,
+ struct v4l2_control *ctl)
+{
+ struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+ return
+ cx88_get_control(core,ctl);
+}
+
+static int vidioc_s_ctrl (struct file *file, void *priv,
+ struct v4l2_control *ctl)
+{
+ struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+ return
+ cx88_set_control(core,ctl);
+}
+
+static int vidioc_g_frequency (struct file *file, void *priv,
+ struct v4l2_frequency *f)
+{
+ struct cx8802_fh *fh = priv;
+ struct cx88_core *core = fh->dev->core;
+
+ if (unlikely(UNSET == core->board.tuner_type))
+ return -EINVAL;
+
+ f->type = V4L2_TUNER_ANALOG_TV;
+ f->frequency = core->freq;
+ call_all(core, tuner, g_frequency, f);
+
+ return 0;
+}
+
+static int vidioc_g_input (struct file *file, void *priv, unsigned int *i)
+{
+ struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+
+ *i = core->input;
+ return 0;
+}
+
+static int vidioc_s_input (struct file *file, void *priv, unsigned int i)
+{
+ struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+
+ if (i >= 4)
+ return -EINVAL;
+
+ mutex_lock(&core->lock);
+ cx88_newstation(core);
+ cx88_video_mux(core,i);
+ mutex_unlock(&core->lock);
return 0;
}
-int (*cx88_ioctl_hook)(struct inode *inode, struct file *file,
- unsigned int cmd, void *arg);
-unsigned int (*cx88_ioctl_translator)(unsigned int cmd);
+static int vidioc_g_tuner (struct file *file, void *priv,
+ struct v4l2_tuner *t)
+{
+ struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+ u32 reg;
-static unsigned int mpeg_translate_ioctl(unsigned int cmd)
+ if (unlikely(UNSET == core->board.tuner_type))
+ return -EINVAL;
+ if (0 != t->index)
+ return -EINVAL;
+
+ strcpy(t->name, "Television");
+ t->type = V4L2_TUNER_ANALOG_TV;
+ t->capability = V4L2_TUNER_CAP_NORM;
+ t->rangehigh = 0xffffffffUL;
+
+ cx88_get_stereo(core ,t);
+ reg = cx_read(MO_DEVICE_STATUS);
+ t->signal = (reg & (1<<5)) ? 0xffff : 0x0000;
+ return 0;
+}
+
+static int vidioc_s_tuner (struct file *file, void *priv,
+ struct v4l2_tuner *t)
{
- return cmd;
+ struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+
+ if (UNSET == core->board.tuner_type)
+ return -EINVAL;
+ if (0 != t->index)
+ return -EINVAL;
+
+ cx88_set_stereo(core, t->audmode, 1);
+ return 0;
}
-static int mpeg_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id)
{
- cmd = cx88_ioctl_translator( cmd );
- return video_usercopy(inode, file, cmd, arg, cx88_ioctl_hook);
+ struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
+
+ mutex_lock(&core->lock);
+ cx88_set_tvnorm(core,*id);
+ mutex_unlock(&core->lock);
+ return 0;
}
-static int mpeg_open(struct inode *inode, struct file *file)
+/* FIXME: cx88_ioctl_hook not implemented */
+
+static int mpeg_open(struct file *file)
{
- int minor = iminor(inode);
- struct cx8802_dev *h,*dev = NULL;
+ int minor = video_devdata(file)->minor;
+ struct cx8802_dev *dev = NULL;
struct cx8802_fh *fh;
- struct list_head *list;
+ struct cx8802_driver *drv = NULL;
+ int err;
- list_for_each(list,&cx8802_devlist) {
- h = list_entry(list, struct cx8802_dev, devlist);
- if (h->mpeg_dev->minor == minor)
- dev = h;
- }
- if (NULL == dev)
+ lock_kernel();
+ dev = cx8802_get_device(minor);
+
+ dprintk( 1, "%s\n", __func__);
+
+ if (dev == NULL) {
+ unlock_kernel();
return -ENODEV;
+ }
+
+ /* Make sure we can acquire the hardware */
+ drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
+ if (drv) {
+ err = drv->request_acquire(drv);
+ if(err != 0) {
+ dprintk(1,"%s: Unable to acquire hardware, %d\n", __func__, err);
+ unlock_kernel();
+ return err;
+ }
+ }
- if (blackbird_initialize_codec(dev) < 0)
+ if (!atomic_read(&dev->core->mpeg_users) && blackbird_initialize_codec(dev) < 0) {
+ if (drv)
+ drv->request_release(drv);
+ unlock_kernel();
return -EINVAL;
+ }
dprintk(1,"open minor=%d\n",minor);
/* allocate + initialize per filehandle data */
fh = kzalloc(sizeof(*fh),GFP_KERNEL);
- if (NULL == fh)
+ if (NULL == fh) {
+ if (drv)
+ drv->request_release(drv);
+ unlock_kernel();
return -ENOMEM;
+ }
file->private_data = fh;
fh->dev = dev;
- videobuf_queue_init(&fh->mpegq, &blackbird_qops,
- dev->pci, &dev->slock,
+ videobuf_queue_sg_init(&fh->mpegq, &blackbird_qops,
+ &dev->pci->dev, &dev->slock,
V4L2_BUF_TYPE_VIDEO_CAPTURE,
V4L2_FIELD_INTERLACED,
sizeof(struct cx88_buffer),
/* FIXME: locking against other video device */
cx88_set_scale(dev->core, dev->width, dev->height,
fh->mpegq.field);
+ unlock_kernel();
+
+ atomic_inc(&dev->core->mpeg_users);
return 0;
}
-static int mpeg_release(struct inode *inode, struct file *file)
+static int mpeg_release(struct file *file)
{
struct cx8802_fh *fh = file->private_data;
+ struct cx8802_dev *dev = fh->dev;
+ struct cx8802_driver *drv = NULL;
- /* blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0, BLACKBIRD_END_NOW, 0, 0x13); */
- blackbird_api_cmd(fh->dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
- BLACKBIRD_END_NOW,
- BLACKBIRD_MPEG_CAPTURE,
- BLACKBIRD_RAW_BITS_NONE
- );
+ if (dev->mpeg_active && atomic_read(&dev->core->mpeg_users) == 1)
+ blackbird_stop_codec(dev);
cx8802_cancel_buffers(fh->dev);
/* stop mpeg capture */
- if (fh->mpegq.streaming)
- videobuf_streamoff(&fh->mpegq);
- if (fh->mpegq.reading)
- videobuf_read_stop(&fh->mpegq);
+ videobuf_stop(&fh->mpegq);
videobuf_mmap_free(&fh->mpegq);
file->private_data = NULL;
kfree(fh);
+
+ /* Make sure we release the hardware */
+ dev = cx8802_get_device(video_devdata(file)->minor);
+ if (dev == NULL)
+ return -ENODEV;
+
+ drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
+ if (drv)
+ drv->request_release(drv);
+
+ atomic_dec(&dev->core->mpeg_users);
+
return 0;
}
mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
{
struct cx8802_fh *fh = file->private_data;
+ struct cx8802_dev *dev = fh->dev;
+
+ if (!dev->mpeg_active)
+ blackbird_start_codec(file, fh);
return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0,
file->f_flags & O_NONBLOCK);
mpeg_poll(struct file *file, struct poll_table_struct *wait)
{
struct cx8802_fh *fh = file->private_data;
+ struct cx8802_dev *dev = fh->dev;
+
+ if (!dev->mpeg_active)
+ blackbird_start_codec(file, fh);
return videobuf_poll_stream(file, &fh->mpegq, wait);
}
return videobuf_mmap_mapper(&fh->mpegq, vma);
}
-static struct file_operations mpeg_fops =
+static const struct v4l2_file_operations mpeg_fops =
{
.owner = THIS_MODULE,
.open = mpeg_open,
.read = mpeg_read,
.poll = mpeg_poll,
.mmap = mpeg_mmap,
- .ioctl = mpeg_ioctl,
- .llseek = no_llseek,
+ .ioctl = video_ioctl2,
};
-static struct video_device cx8802_mpeg_template =
-{
- .name = "cx8802",
- .type = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_SCALES|VID_TYPE_MPEG_ENCODER,
- .hardware = 0,
- .fops = &mpeg_fops,
- .minor = -1,
+static const struct v4l2_ioctl_ops mpeg_ioctl_ops = {
+ .vidioc_querymenu = vidioc_querymenu,
+ .vidioc_querycap = vidioc_querycap,
+ .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+ .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+ .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+ .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+ .vidioc_reqbufs = vidioc_reqbufs,
+ .vidioc_querybuf = vidioc_querybuf,
+ .vidioc_qbuf = vidioc_qbuf,
+ .vidioc_dqbuf = vidioc_dqbuf,
+ .vidioc_streamon = vidioc_streamon,
+ .vidioc_streamoff = vidioc_streamoff,
+ .vidioc_g_ext_ctrls = vidioc_g_ext_ctrls,
+ .vidioc_s_ext_ctrls = vidioc_s_ext_ctrls,
+ .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls,
+ .vidioc_s_frequency = vidioc_s_frequency,
+ .vidioc_log_status = vidioc_log_status,
+ .vidioc_queryctrl = vidioc_queryctrl,
+ .vidioc_enum_input = vidioc_enum_input,
+ .vidioc_g_ctrl = vidioc_g_ctrl,
+ .vidioc_s_ctrl = vidioc_s_ctrl,
+ .vidioc_g_frequency = vidioc_g_frequency,
+ .vidioc_g_input = vidioc_g_input,
+ .vidioc_s_input = vidioc_s_input,
+ .vidioc_g_tuner = vidioc_g_tuner,
+ .vidioc_s_tuner = vidioc_s_tuner,
+ .vidioc_s_std = vidioc_s_std,
+};
+
+static struct video_device cx8802_mpeg_template = {
+ .name = "cx8802",
+ .fops = &mpeg_fops,
+ .ioctl_ops = &mpeg_ioctl_ops,
+ .minor = -1,
+ .tvnorms = CX88_NORMS,
+ .current_norm = V4L2_STD_NTSC_M,
};
/* ------------------------------------------------------------------ */
+/* The CX8802 MPEG API will call this when we can use the hardware */
+static int cx8802_blackbird_advise_acquire(struct cx8802_driver *drv)
+{
+ struct cx88_core *core = drv->core;
+ int err = 0;
+
+ switch (core->boardnr) {
+ case CX88_BOARD_HAUPPAUGE_HVR1300:
+ /* By default, core setup will leave the cx22702 out of reset, on the bus.
+ * We left the hardware on power up with the cx22702 active.
+ * We're being given access to re-arrange the GPIOs.
+ * Take the bus off the cx22702 and put the cx23416 on it.
+ */
+ /* Toggle reset on cx22702 leaving i2c active */
+ cx_set(MO_GP0_IO, 0x00000080);
+ udelay(1000);
+ cx_clear(MO_GP0_IO, 0x00000080);
+ udelay(50);
+ cx_set(MO_GP0_IO, 0x00000080);
+ udelay(1000);
+ /* tri-state the cx22702 pins */
+ cx_set(MO_GP0_IO, 0x00000004);
+ udelay(1000);
+ break;
+ default:
+ err = -ENODEV;
+ }
+ return err;
+}
+
+/* The CX8802 MPEG API will call this when we need to release the hardware */
+static int cx8802_blackbird_advise_release(struct cx8802_driver *drv)
+{
+ struct cx88_core *core = drv->core;
+ int err = 0;
+
+ switch (core->boardnr) {
+ case CX88_BOARD_HAUPPAUGE_HVR1300:
+ /* Exit leaving the cx23416 on the bus */
+ break;
+ default:
+ err = -ENODEV;
+ }
+ return err;
+}
+
static void blackbird_unregister_video(struct cx8802_dev *dev)
{
if (dev->mpeg_dev) {
return err;
}
printk(KERN_INFO "%s/2: registered device video%d [mpeg]\n",
- dev->core->name,dev->mpeg_dev->minor & 0x1f);
+ dev->core->name, dev->mpeg_dev->num);
return 0;
}
/* ----------------------------------------------------------- */
-static int __devinit blackbird_probe(struct pci_dev *pci_dev,
- const struct pci_device_id *pci_id)
+static int cx8802_blackbird_probe(struct cx8802_driver *drv)
{
- struct cx8802_dev *dev;
- struct cx88_core *core;
+ struct cx88_core *core = drv->core;
+ struct cx8802_dev *dev = core->dvbdev;
int err;
- /* general setup */
- core = cx88_core_get(pci_dev);
- if (NULL == core)
- return -EINVAL;
+ dprintk( 1, "%s\n", __func__);
+ dprintk( 1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
+ core->boardnr,
+ core->name,
+ core->pci_bus,
+ core->pci_slot);
err = -ENODEV;
- if (!cx88_boards[core->board].blackbird)
+ if (!(core->board.mpeg & CX88_MPEG_BLACKBIRD))
goto fail_core;
- err = -ENOMEM;
- dev = kzalloc(sizeof(*dev),GFP_KERNEL);
- if (NULL == dev)
- goto fail_core;
- dev->pci = pci_dev;
- dev->core = core;
dev->width = 720;
dev->height = 576;
cx2341x_fill_defaults(&dev->params);
+ dev->params.port = CX2341X_PORT_STREAMING;
- switch (core->board) {
- case CX88_BOARD_HAUPPAUGE_ROSLYN:
- if (core->tuner_formats & V4L2_STD_525_60) {
- dev->height = 480;
- } else {
- dev->height = 576;
- }
- break;
- case CX88_BOARD_KWORLD_HARDWARE_MPEG_TV_XPERT:
- if (core->tvnorm->id & V4L2_STD_525_60) {
- dev->height = 480;
- } else {
- dev->height = 576;
- }
- break;
- }
+ cx8802_mpeg_template.current_norm = core->tvnorm;
- err = cx8802_init_common(dev);
- if (0 != err)
- goto fail_free;
+ if (core->tvnorm & V4L2_STD_525_60) {
+ dev->height = 480;
+ } else {
+ dev->height = 576;
+ }
/* blackbird stuff */
printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n",
core->name);
host_setup(dev->core);
- list_add_tail(&dev->devlist,&cx8802_devlist);
+ blackbird_initialize_codec(dev);
blackbird_register_video(dev);
/* initial device configuration: needed ? */
+ mutex_lock(&dev->core->lock);
+// init_controls(core);
+ cx88_set_tvnorm(core,core->tvnorm);
+ cx88_video_mux(core,0);
+ mutex_unlock(&dev->core->lock);
return 0;
- fail_free:
- kfree(dev);
fail_core:
- cx88_core_put(core,pci_dev);
return err;
}
-static void __devexit blackbird_remove(struct pci_dev *pci_dev)
+static int cx8802_blackbird_remove(struct cx8802_driver *drv)
{
- struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
-
/* blackbird */
- blackbird_unregister_video(dev);
- list_del(&dev->devlist);
+ blackbird_unregister_video(drv->core->dvbdev);
- /* common */
- cx8802_fini_common(dev);
- cx88_core_put(dev->core,dev->pci);
- kfree(dev);
+ return 0;
}
-static struct pci_device_id cx8802_pci_tbl[] = {
- {
- .vendor = 0x14f1,
- .device = 0x8802,
- .subvendor = PCI_ANY_ID,
- .subdevice = PCI_ANY_ID,
- },{
- /* --- end of list --- */
- }
-};
-MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
-
-static struct pci_driver blackbird_pci_driver = {
- .name = "cx88-blackbird",
- .id_table = cx8802_pci_tbl,
- .probe = blackbird_probe,
- .remove = __devexit_p(blackbird_remove),
- .suspend = cx8802_suspend_common,
- .resume = cx8802_resume_common,
+static struct cx8802_driver cx8802_blackbird_driver = {
+ .type_id = CX88_MPEG_BLACKBIRD,
+ .hw_access = CX8802_DRVCTL_SHARED,
+ .probe = cx8802_blackbird_probe,
+ .remove = cx8802_blackbird_remove,
+ .advise_acquire = cx8802_blackbird_advise_acquire,
+ .advise_release = cx8802_blackbird_advise_release,
};
static int blackbird_init(void)
printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
#endif
- cx88_ioctl_hook = mpeg_do_ioctl;
- cx88_ioctl_translator = mpeg_translate_ioctl;
- return pci_register_driver(&blackbird_pci_driver);
+ return cx8802_register_driver(&cx8802_blackbird_driver);
}
static void blackbird_fini(void)
{
- pci_unregister_driver(&blackbird_pci_driver);
+ cx8802_unregister_driver(&cx8802_blackbird_driver);
}
module_init(blackbird_init);
module_exit(blackbird_fini);
-EXPORT_SYMBOL(cx88_ioctl_hook);
-EXPORT_SYMBOL(cx88_ioctl_translator);
+module_param_named(video_debug,cx8802_mpeg_template.debug, int, 0644);
+MODULE_PARM_DESC(debug,"enable debug messages [video]");
/* ----------------------------------------------------------- */
/*
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff