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Diffstat (limited to 'drivers/media/video/cx18/cx18-driver.h')
-rw-r--r--drivers/media/video/cx18/cx18-driver.h258
1 files changed, 192 insertions, 66 deletions
diff --git a/drivers/media/video/cx18/cx18-driver.h b/drivers/media/video/cx18/cx18-driver.h
index 0d2edebc39b4..ece4f281ef42 100644
--- a/drivers/media/video/cx18/cx18-driver.h
+++ b/drivers/media/video/cx18/cx18-driver.h
@@ -48,6 +48,7 @@
#include <linux/dvb/audio.h>
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
+#include <media/v4l2-device.h>
#include <media/tuner.h>
#include "cx18-mailbox.h"
#include "cx18-av-core.h"
@@ -79,7 +80,7 @@
#define CX18_CARD_YUAN_MPC718 3 /* Yuan MPC718 */
#define CX18_CARD_CNXT_RAPTOR_PAL 4 /* Conexant Raptor PAL */
#define CX18_CARD_TOSHIBA_QOSMIO_DVBT 5 /* Toshiba Qosmio Interal DVB-T/Analog*/
-#define CX18_CARD_LEADTEK_PVR2100 6 /* Leadtek WinFast PVR2100 */
+#define CX18_CARD_LEADTEK_PVR2100 6 /* Leadtek WinFast PVR2100/DVR3100 H */
#define CX18_CARD_LAST 6
#define CX18_ENC_STREAM_TYPE_MPG 0
@@ -143,12 +144,12 @@
/* Flag to turn on high volume debugging */
#define CX18_DBGFLG_HIGHVOL (1 << 8)
-/* NOTE: extra space before comma in 'cx->num , ## args' is required for
+/* NOTE: extra space before comma in 'fmt , ## args' is required for
gcc-2.95, otherwise it won't compile. */
#define CX18_DEBUG(x, type, fmt, args...) \
do { \
if ((x) & cx18_debug) \
- printk(KERN_INFO "cx18-%d " type ": " fmt, cx->num , ## args); \
+ v4l2_info(&cx->v4l2_dev, " " type ": " fmt , ## args); \
} while (0)
#define CX18_DEBUG_WARN(fmt, args...) CX18_DEBUG(CX18_DBGFLG_WARN, "warning", fmt , ## args)
#define CX18_DEBUG_INFO(fmt, args...) CX18_DEBUG(CX18_DBGFLG_INFO, "info", fmt , ## args)
@@ -162,7 +163,7 @@
#define CX18_DEBUG_HIGH_VOL(x, type, fmt, args...) \
do { \
if (((x) & cx18_debug) && (cx18_debug & CX18_DBGFLG_HIGHVOL)) \
- printk(KERN_INFO "cx18%d " type ": " fmt, cx->num , ## args); \
+ v4l2_info(&cx->v4l2_dev, " " type ": " fmt , ## args); \
} while (0)
#define CX18_DEBUG_HI_WARN(fmt, args...) CX18_DEBUG_HIGH_VOL(CX18_DBGFLG_WARN, "warning", fmt , ## args)
#define CX18_DEBUG_HI_INFO(fmt, args...) CX18_DEBUG_HIGH_VOL(CX18_DBGFLG_INFO, "info", fmt , ## args)
@@ -174,9 +175,58 @@
#define CX18_DEBUG_HI_IRQ(fmt, args...) CX18_DEBUG_HIGH_VOL(CX18_DBGFLG_IRQ, "irq", fmt , ## args)
/* Standard kernel messages */
-#define CX18_ERR(fmt, args...) printk(KERN_ERR "cx18-%d: " fmt, cx->num , ## args)
-#define CX18_WARN(fmt, args...) printk(KERN_WARNING "cx18-%d: " fmt, cx->num , ## args)
-#define CX18_INFO(fmt, args...) printk(KERN_INFO "cx18-%d: " fmt, cx->num , ## args)
+#define CX18_ERR(fmt, args...) v4l2_err(&cx->v4l2_dev, fmt , ## args)
+#define CX18_WARN(fmt, args...) v4l2_warn(&cx->v4l2_dev, fmt , ## args)
+#define CX18_INFO(fmt, args...) v4l2_info(&cx->v4l2_dev, fmt , ## args)
+
+/* Messages for internal subdevs to use */
+#define CX18_DEBUG_DEV(x, dev, type, fmt, args...) \
+ do { \
+ if ((x) & cx18_debug) \
+ v4l2_info(dev, " " type ": " fmt , ## args); \
+ } while (0)
+#define CX18_DEBUG_WARN_DEV(dev, fmt, args...) \
+ CX18_DEBUG_DEV(CX18_DBGFLG_WARN, dev, "warning", fmt , ## args)
+#define CX18_DEBUG_INFO_DEV(dev, fmt, args...) \
+ CX18_DEBUG_DEV(CX18_DBGFLG_INFO, dev, "info", fmt , ## args)
+#define CX18_DEBUG_API_DEV(dev, fmt, args...) \
+ CX18_DEBUG_DEV(CX18_DBGFLG_API, dev, "api", fmt , ## args)
+#define CX18_DEBUG_DMA_DEV(dev, fmt, args...) \
+ CX18_DEBUG_DEV(CX18_DBGFLG_DMA, dev, "dma", fmt , ## args)
+#define CX18_DEBUG_IOCTL_DEV(dev, fmt, args...) \
+ CX18_DEBUG_DEV(CX18_DBGFLG_IOCTL, dev, "ioctl", fmt , ## args)
+#define CX18_DEBUG_FILE_DEV(dev, fmt, args...) \
+ CX18_DEBUG_DEV(CX18_DBGFLG_FILE, dev, "file", fmt , ## args)
+#define CX18_DEBUG_I2C_DEV(dev, fmt, args...) \
+ CX18_DEBUG_DEV(CX18_DBGFLG_I2C, dev, "i2c", fmt , ## args)
+#define CX18_DEBUG_IRQ_DEV(dev, fmt, args...) \
+ CX18_DEBUG_DEV(CX18_DBGFLG_IRQ, dev, "irq", fmt , ## args)
+
+#define CX18_DEBUG_HIGH_VOL_DEV(x, dev, type, fmt, args...) \
+ do { \
+ if (((x) & cx18_debug) && (cx18_debug & CX18_DBGFLG_HIGHVOL)) \
+ v4l2_info(dev, " " type ": " fmt , ## args); \
+ } while (0)
+#define CX18_DEBUG_HI_WARN_DEV(dev, fmt, args...) \
+ CX18_DEBUG_HIGH_VOL_DEV(CX18_DBGFLG_WARN, dev, "warning", fmt , ## args)
+#define CX18_DEBUG_HI_INFO_DEV(dev, fmt, args...) \
+ CX18_DEBUG_HIGH_VOL_DEV(CX18_DBGFLG_INFO, dev, "info", fmt , ## args)
+#define CX18_DEBUG_HI_API_DEV(dev, fmt, args...) \
+ CX18_DEBUG_HIGH_VOL_DEV(CX18_DBGFLG_API, dev, "api", fmt , ## args)
+#define CX18_DEBUG_HI_DMA_DEV(dev, fmt, args...) \
+ CX18_DEBUG_HIGH_VOL_DEV(CX18_DBGFLG_DMA, dev, "dma", fmt , ## args)
+#define CX18_DEBUG_HI_IOCTL_DEV(dev, fmt, args...) \
+ CX18_DEBUG_HIGH_VOL_DEV(CX18_DBGFLG_IOCTL, dev, "ioctl", fmt , ## args)
+#define CX18_DEBUG_HI_FILE_DEV(dev, fmt, args...) \
+ CX18_DEBUG_HIGH_VOL_DEV(CX18_DBGFLG_FILE, dev, "file", fmt , ## args)
+#define CX18_DEBUG_HI_I2C_DEV(dev, fmt, args...) \
+ CX18_DEBUG_HIGH_VOL_DEV(CX18_DBGFLG_I2C, dev, "i2c", fmt , ## args)
+#define CX18_DEBUG_HI_IRQ_DEV(dev, fmt, args...) \
+ CX18_DEBUG_HIGH_VOL_DEV(CX18_DBGFLG_IRQ, dev, "irq", fmt , ## args)
+
+#define CX18_ERR_DEV(dev, fmt, args...) v4l2_err(dev, fmt , ## args)
+#define CX18_WARN_DEV(dev, fmt, args...) v4l2_warn(dev, fmt , ## args)
+#define CX18_INFO_DEV(dev, fmt, args...) v4l2_info(dev, fmt , ## args)
/* Values for CX18_API_DEC_PLAYBACK_SPEED mpeg_frame_type_mask parameter: */
#define MPEG_FRAME_TYPE_IFRAME 1
@@ -279,7 +329,7 @@ struct cx18_epu_work_order {
struct cx18_stream {
/* These first four fields are always set, even if the stream
is not actually created. */
- struct video_device *v4l2dev; /* NULL when stream not created */
+ struct video_device *video_dev; /* NULL when stream not created */
struct cx18 *cx; /* for ease of use */
const char *name; /* name of the stream */
int type; /* stream type */
@@ -292,7 +342,6 @@ struct cx18_stream {
int dma; /* can be PCI_DMA_TODEVICE,
PCI_DMA_FROMDEVICE or
PCI_DMA_NONE */
- u64 dma_pts;
wait_queue_head_t waitq;
/* Buffer Stats */
@@ -318,59 +367,121 @@ struct cx18_open_id {
/* forward declaration of struct defined in cx18-cards.h */
struct cx18_card;
+/*
+ * A note about "sliced" VBI data as implemented in this driver:
+ *
+ * Currently we collect the sliced VBI in the form of Ancillary Data
+ * packets, inserted by the AV core decoder/digitizer/slicer in the
+ * horizontal blanking region of the VBI lines, in "raw" mode as far as
+ * the Encoder is concerned. We don't ever tell the Encoder itself
+ * to provide sliced VBI. (AV Core: sliced mode - Encoder: raw mode)
+ *
+ * We then process the ancillary data ourselves to send the sliced data
+ * to the user application directly or build up MPEG-2 private stream 1
+ * packets to splice into (only!) MPEG-2 PS streams for the user app.
+ *
+ * (That's how ivtv essentially does it.)
+ *
+ * The Encoder should be able to extract certain sliced VBI data for
+ * us and provide it in a separate stream or splice it into any type of
+ * MPEG PS or TS stream, but this isn't implemented yet.
+ */
+
+/*
+ * Number of "raw" VBI samples per horizontal line we tell the Encoder to
+ * grab from the decoder/digitizer/slicer output for raw or sliced VBI.
+ * It depends on the pixel clock and the horiz rate:
+ *
+ * (1/Fh)*(2*Fp) = Samples/line
+ * = 4 bytes EAV + Anc data in hblank + 4 bytes SAV + active samples
+ *
+ * Sliced VBI data is sent as ancillary data during horizontal blanking
+ * Raw VBI is sent as active video samples during vertcal blanking
+ *
+ * We use a BT.656 pxiel clock of 13.5 MHz and a BT.656 active line
+ * length of 720 pixels @ 4:2:2 sampling. Thus...
+ *
+ * For systems that use a 15.734 kHz horizontal rate, such as
+ * NTSC-M, PAL-M, PAL-60, and other 60 Hz/525 line systems, we have:
+ *
+ * (1/15.734 kHz) * 2 * 13.5 MHz = 1716 samples/line =
+ * 4 bytes SAV + 268 bytes anc data + 4 bytes SAV + 1440 active samples
+ *
+ * For systems that use a 15.625 kHz horizontal rate, such as
+ * PAL-B/G/H, PAL-I, SECAM-L and other 50 Hz/625 line systems, we have:
+ *
+ * (1/15.625 kHz) * 2 * 13.5 MHz = 1728 samples/line =
+ * 4 bytes SAV + 280 bytes anc data + 4 bytes SAV + 1440 active samples
+ */
+static const u32 vbi_active_samples = 1444; /* 4 byte SAV + 720 Y + 720 U/V */
+static const u32 vbi_hblank_samples_60Hz = 272; /* 4 byte EAV + 268 anc/fill */
+static const u32 vbi_hblank_samples_50Hz = 284; /* 4 byte EAV + 280 anc/fill */
#define CX18_VBI_FRAMES 32
-/* VBI data */
struct vbi_info {
- u32 enc_size;
- u32 frame;
- u8 cc_data_odd[256];
- u8 cc_data_even[256];
- int cc_pos;
- u8 cc_no_update;
- u8 vps[5];
- u8 vps_found;
- int wss;
- u8 wss_found;
- u8 wss_no_update;
- u32 raw_decoder_line_size;
- u8 raw_decoder_sav_odd_field;
- u8 raw_decoder_sav_even_field;
- u32 sliced_decoder_line_size;
- u8 sliced_decoder_sav_odd_field;
- u8 sliced_decoder_sav_even_field;
+ /* Current state of v4l2 VBI settings for this device */
struct v4l2_format in;
- /* convenience pointer to sliced struct in vbi_in union */
- struct v4l2_sliced_vbi_format *sliced_in;
- u32 service_set_in;
- int insert_mpeg;
+ struct v4l2_sliced_vbi_format *sliced_in; /* pointer to in.fmt.sliced */
+ u32 count; /* Count of VBI data lines: 60 Hz: 12 or 50 Hz: 18 */
+ u32 start[2]; /* First VBI data line per field: 10 & 273 or 6 & 318 */
- /* Buffer for the maximum of 2 * 18 * packet_size sliced VBI lines.
- One for /dev/vbi0 and one for /dev/vbi8 */
- struct v4l2_sliced_vbi_data sliced_data[36];
+ u32 frame; /* Count of VBI buffers/frames received from Encoder */
- /* Buffer for VBI data inserted into MPEG stream.
- The first byte is a dummy byte that's never used.
- The next 16 bytes contain the MPEG header for the VBI data,
- the remainder is the actual VBI data.
- The max size accepted by the MPEG VBI reinsertion turns out
- to be 1552 bytes, which happens to be 4 + (1 + 42) * (2 * 18) bytes,
- where 4 is a four byte header, 42 is the max sliced VBI payload, 1 is
- a single line header byte and 2 * 18 is the number of VBI lines per frame.
+ /*
+ * Vars for creation and insertion of MPEG Private Stream 1 packets
+ * of sliced VBI data into an MPEG PS
+ */
- However, it seems that the data must be 1K aligned, so we have to
- pad the data until the 1 or 2 K boundary.
+ /* Boolean: create and insert Private Stream 1 packets into the PS */
+ int insert_mpeg;
+
+ /*
+ * Buffer for the maximum of 2 * 18 * packet_size sliced VBI lines.
+ * Used in cx18-vbi.c only for collecting sliced data, and as a source
+ * during conversion of sliced VBI data into MPEG Priv Stream 1 packets.
+ * We don't need to save state here, but the array may have been a bit
+ * too big (2304 bytes) to alloc from the stack.
+ */
+ struct v4l2_sliced_vbi_data sliced_data[36];
- This pointer array will allocate 2049 bytes to store each VBI frame. */
+ /*
+ * A ring buffer of driver-generated MPEG-2 PS
+ * Program Pack/Private Stream 1 packets for sliced VBI data insertion
+ * into the MPEG PS stream.
+ *
+ * In each sliced_mpeg_data[] buffer is:
+ * 16 byte MPEG-2 PS Program Pack Header
+ * 16 byte MPEG-2 Private Stream 1 PES Header
+ * 4 byte magic number: "itv0" or "ITV0"
+ * 4 byte first field line mask, if "itv0"
+ * 4 byte second field line mask, if "itv0"
+ * 36 lines, if "ITV0"; or <36 lines, if "itv0"; of sliced VBI data
+ *
+ * Each line in the payload is
+ * 1 byte line header derived from the SDID (WSS, CC, VPS, etc.)
+ * 42 bytes of line data
+ *
+ * That's a maximum 1552 bytes of payload in the Private Stream 1 packet
+ * which is the payload size a PVR-350 (CX23415) MPEG decoder will
+ * accept for VBI data. So, including the headers, it's a maximum 1584
+ * bytes total.
+ */
+#define CX18_SLICED_MPEG_DATA_MAXSZ 1584
+ /* copy_vbi_buf() needs 8 temp bytes on the end for the worst case */
+#define CX18_SLICED_MPEG_DATA_BUFSZ (CX18_SLICED_MPEG_DATA_MAXSZ+8)
u8 *sliced_mpeg_data[CX18_VBI_FRAMES];
u32 sliced_mpeg_size[CX18_VBI_FRAMES];
- struct cx18_buffer sliced_mpeg_buf;
+
+ /* Count of Program Pack/Program Stream 1 packets inserted into PS */
u32 inserted_frame;
- u32 start[2], count;
- u32 raw_size;
- u32 sliced_size;
+ /*
+ * A dummy driver stream transfer buffer with a copy of the next
+ * sliced_mpeg_data[] buffer for output to userland apps.
+ * Only used in cx18-fileops.c, but its state needs to persist at times.
+ */
+ struct cx18_buffer sliced_mpeg_buf;
};
/* Per cx23418, per I2C bus private algo callback data */
@@ -383,16 +494,17 @@ struct cx18_i2c_algo_callback_data {
/* Struct to hold info about cx18 cards */
struct cx18 {
- int num; /* board number, -1 during init! */
- char name[8]; /* board name for printk and interrupts (e.g. 'cx180') */
- struct pci_dev *dev; /* PCI device */
+ int instance;
+ struct pci_dev *pci_dev;
+ struct v4l2_device v4l2_dev;
+ struct v4l2_subdev *sd_av; /* A/V decoder/digitizer sub-device */
+ struct v4l2_subdev *sd_extmux; /* External multiplexer sub-dev */
+
const struct cx18_card *card; /* card information */
const char *card_name; /* full name of the card */
const struct cx18_card_tuner_i2c *card_i2c; /* i2c addresses to probe for tuner */
u8 is_50hz;
u8 is_60hz;
- u8 is_out_50hz;
- u8 is_out_60hz;
u8 nof_inputs; /* number of video inputs */
u8 nof_audio_inputs; /* number of audio inputs */
u16 buffer_id; /* buffer ID counter */
@@ -413,10 +525,7 @@ struct cx18 {
/* dualwatch */
unsigned long dualwatch_jiffies;
- u16 dualwatch_stereo_mode;
-
- /* Digitizer type */
- int digitizer; /* 0x00EF = saa7114 0x00FO = saa7115 0x0106 = mic */
+ u32 dualwatch_stereo_mode;
struct mutex serialize_lock; /* mutex used to serialize open/close/start/stop/ioctl operations */
struct cx18_options options; /* User options */
@@ -426,7 +535,6 @@ struct cx18 {
unsigned long i_flags; /* global cx18 flags */
atomic_t ana_capturing; /* count number of active analog capture streams */
atomic_t tot_capturing; /* total count number of active capture streams */
- spinlock_t lock; /* lock access to this struct */
int search_pack_header;
int open_id; /* incremented each time an open occurs, used as
@@ -468,30 +576,30 @@ struct cx18 {
struct i2c_adapter i2c_adap[2];
struct i2c_algo_bit_data i2c_algo[2];
struct cx18_i2c_algo_callback_data i2c_algo_cb_data[2];
- struct i2c_client i2c_client[2];
- struct mutex i2c_bus_lock[2];
- struct i2c_client *i2c_clients[I2C_CLIENTS_MAX];
/* gpio */
u32 gpio_dir;
u32 gpio_val;
struct mutex gpio_lock;
+ struct v4l2_subdev sd_gpiomux;
+ struct v4l2_subdev sd_resetctrl;
/* v4l2 and User settings */
/* codec settings */
u32 audio_input;
u32 active_input;
- u32 active_output;
v4l2_std_id std;
v4l2_std_id tuner_std; /* The norm of the tuner (fixed) */
};
+static inline struct cx18 *to_cx18(struct v4l2_device *v4l2_dev)
+{
+ return container_of(v4l2_dev, struct cx18, v4l2_dev);
+}
+
/* Globals */
-extern struct cx18 *cx18_cards[];
-extern int cx18_cards_active;
extern int cx18_first_minor;
-extern spinlock_t cx18_cards_lock;
/*==============Prototypes==================*/
@@ -511,4 +619,22 @@ static inline int cx18_raw_vbi(const struct cx18 *cx)
return cx->vbi.in.type == V4L2_BUF_TYPE_VBI_CAPTURE;
}
+/* Call the specified callback for all subdevs with a grp_id bit matching the
+ * mask in hw (if 0, then match them all). Ignore any errors. */
+#define cx18_call_hw(cx, hw, o, f, args...) \
+ __v4l2_device_call_subdevs(&(cx)->v4l2_dev, \
+ !(hw) || (sd->grp_id & (hw)), o, f , ##args)
+
+#define cx18_call_all(cx, o, f, args...) cx18_call_hw(cx, 0, o, f , ##args)
+
+/* Call the specified callback for all subdevs with a grp_id bit matching the
+ * mask in hw (if 0, then match them all). If the callback returns an error
+ * other than 0 or -ENOIOCTLCMD, then return with that error code. */
+#define cx18_call_hw_err(cx, hw, o, f, args...) \
+ __v4l2_device_call_subdevs_until_err( \
+ &(cx)->v4l2_dev, !(hw) || (sd->grp_id & (hw)), o, f , ##args)
+
+#define cx18_call_all_err(cx, o, f, args...) \
+ cx18_call_hw_err(cx, 0, o, f , ##args)
+
#endif /* CX18_DRIVER_H */