#include <linux/slab.h>
#include <linux/firmware.h>
#include <linux/videodev2.h>
+#include <media/v4l2-common.h>
#include <asm/semaphore.h>
#include "pvrusb2.h"
#include "pvrusb2-std.h"
#include "pvrusb2-encoder.h"
#include "pvrusb2-debug.h"
+#define TV_MIN_FREQ 55250000L
+#define TV_MAX_FREQ 850000000L
+#define RADIO_MIN_FREQ 87000000L
+#define RADIO_MAX_FREQ 108000000L
+
struct usb_device_id pvr2_device_table[] = {
[PVR2_HDW_TYPE_29XXX] = { USB_DEVICE(0x2040, 0x2900) },
-#ifdef CONFIG_VIDEO_PVRUSB2_24XXX
[PVR2_HDW_TYPE_24XXX] = { USB_DEVICE(0x2040, 0x2400) },
-#endif
{ }
};
static const char *pvr2_device_names[] = {
[PVR2_HDW_TYPE_29XXX] = "WinTV PVR USB2 Model Category 29xxxx",
-#ifdef CONFIG_VIDEO_PVRUSB2_24XXX
[PVR2_HDW_TYPE_24XXX] = "WinTV PVR USB2 Model Category 24xxxx",
-#endif
};
struct pvr2_string_table {
unsigned int cnt;
};
-#ifdef CONFIG_VIDEO_PVRUSB2_24XXX
// Names of other client modules to request for 24xxx model hardware
static const char *pvr2_client_24xxx[] = {
"cx25840",
"tuner",
- "tda9887",
"wm8775",
};
-#endif
// Names of other client modules to request for 29xxx model hardware
static const char *pvr2_client_29xxx[] = {
"msp3400",
"saa7115",
"tuner",
- "tda9887",
};
static struct pvr2_string_table pvr2_client_lists[] = {
pvr2_client_29xxx,
sizeof(pvr2_client_29xxx)/sizeof(pvr2_client_29xxx[0]),
},
-#ifdef CONFIG_VIDEO_PVRUSB2_24XXX
[PVR2_HDW_TYPE_24XXX] = {
pvr2_client_24xxx,
sizeof(pvr2_client_24xxx)/sizeof(pvr2_client_24xxx[0]),
},
-#endif
};
-static struct pvr2_hdw *unit_pointers[PVR_NUM] = {[ 0 ... PVR_NUM-1 ] = 0};
-DECLARE_MUTEX(pvr2_unit_sem);
+static struct pvr2_hdw *unit_pointers[PVR_NUM] = {[ 0 ... PVR_NUM-1 ] = NULL};
+static DECLARE_MUTEX(pvr2_unit_sem);
static int ctlchg = 0;
static int initusbreset = 1;
static int tuner[PVR_NUM] = { [0 ... PVR_NUM-1] = -1 };
static int tolerance[PVR_NUM] = { [0 ... PVR_NUM-1] = 0 };
static int video_std[PVR_NUM] = { [0 ... PVR_NUM-1] = 0 };
+static int auto_mode_switch[PVR_NUM];
static int init_pause_msec = 0;
module_param(ctlchg, int, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(video_std,"specify initial video standard");
module_param_array(tolerance, int, NULL, 0444);
MODULE_PARM_DESC(tolerance,"specify stream error tolerance");
+module_param_array(auto_mode_switch, int, NULL, 0444);
+MODULE_PARM_DESC(auto_mode_switch,"Enable TV/Radio automatic mode switch based on freq");
#define PVR2_CTL_WRITE_ENDPOINT 0x01
#define PVR2_CTL_READ_ENDPOINT 0x81
},{
.strid = "video_gop_closure",
.id = V4L2_CID_MPEG_VIDEO_GOP_CLOSURE,
- },{
- .strid = "video_pulldown",
- .id = V4L2_CID_MPEG_VIDEO_PULLDOWN,
},{
.strid = "video_bitrate_mode",
.id = V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
};
#define MPEGDEF_COUNT (sizeof(mpeg_ids)/sizeof(mpeg_ids[0]))
+
static const char *control_values_srate[] = {
- [PVR2_CVAL_SRATE_48] = "48KHz",
- [PVR2_CVAL_SRATE_44_1] = "44.1KHz",
+ [V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100] = "44.1 kHz",
+ [V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000] = "48 kHz",
+ [V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000] = "32 kHz",
};
-
static const char *control_values_input[] = {
[PVR2_CVAL_INPUT_TV] = "television", /*xawtv needs this name*/
[PVR2_CVAL_INPUT_RADIO] = "radio",
[PVR2_SUBSYS_B_ENC_RUN] = "enc_run",
};
+static void pvr2_hdw_set_cur_freq(struct pvr2_hdw *,unsigned long);
+static int pvr2_hdw_cmd_usbstream(struct pvr2_hdw *hdw,int runFl);
+static int pvr2_hdw_commit_ctl_internal(struct pvr2_hdw *hdw);
+static int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *hdw);
+static unsigned int pvr2_hdw_get_signal_status_internal(struct pvr2_hdw *hdw);
+static void pvr2_hdw_internal_find_stdenum(struct pvr2_hdw *hdw);
+static void pvr2_hdw_internal_set_std_avail(struct pvr2_hdw *hdw);
+static void pvr2_hdw_render_useless_unlocked(struct pvr2_hdw *hdw);
+static void pvr2_hdw_subsys_bit_chg_no_lock(struct pvr2_hdw *hdw,
+ unsigned long msk,
+ unsigned long val);
+static void pvr2_hdw_subsys_stream_bit_chg_no_lock(struct pvr2_hdw *hdw,
+ unsigned long msk,
+ unsigned long val);
+static int pvr2_send_request_ex(struct pvr2_hdw *hdw,
+ unsigned int timeout,int probe_fl,
+ void *write_data,unsigned int write_len,
+ void *read_data,unsigned int read_len);
+static int pvr2_write_u16(struct pvr2_hdw *hdw, u16 data, int res);
+static int pvr2_write_u8(struct pvr2_hdw *hdw, u8 data, int res);
static int ctrl_channelfreq_get(struct pvr2_ctrl *cptr,int *vp)
{
static int ctrl_channelfreq_set(struct pvr2_ctrl *cptr,int m,int v)
{
struct pvr2_hdw *hdw = cptr->hdw;
- if ((hdw->freqProgSlot > 0) && (hdw->freqProgSlot <= FREQTABLE_SIZE)) {
- hdw->freqTable[hdw->freqProgSlot-1] = v;
+ unsigned int slotId = hdw->freqProgSlot;
+ if ((slotId > 0) && (slotId <= FREQTABLE_SIZE)) {
+ hdw->freqTable[slotId-1] = v;
+ /* Handle side effects correctly - if we're tuned to this
+ slot, then forgot the slot id relation since the stored
+ frequency has been changed. */
+ if (hdw->freqSelector) {
+ if (hdw->freqSlotRadio == slotId) {
+ hdw->freqSlotRadio = 0;
+ }
+ } else {
+ if (hdw->freqSlotTelevision == slotId) {
+ hdw->freqSlotTelevision = 0;
+ }
+ }
}
return 0;
}
static int ctrl_channel_get(struct pvr2_ctrl *cptr,int *vp)
{
- *vp = cptr->hdw->freqSlot;
+ struct pvr2_hdw *hdw = cptr->hdw;
+ *vp = hdw->freqSelector ? hdw->freqSlotRadio : hdw->freqSlotTelevision;
return 0;
}
-static int ctrl_channel_set(struct pvr2_ctrl *cptr,int m,int v)
+static int ctrl_channel_set(struct pvr2_ctrl *cptr,int m,int slotId)
{
unsigned freq = 0;
struct pvr2_hdw *hdw = cptr->hdw;
- hdw->freqSlot = v;
- if ((hdw->freqSlot > 0) && (hdw->freqSlot <= FREQTABLE_SIZE)) {
- freq = hdw->freqTable[hdw->freqSlot-1];
- }
- if (freq && (freq != hdw->freqVal)) {
- hdw->freqVal = freq;
- hdw->freqDirty = !0;
+ if ((slotId < 0) || (slotId > FREQTABLE_SIZE)) return 0;
+ if (slotId > 0) {
+ freq = hdw->freqTable[slotId-1];
+ if (!freq) return 0;
+ pvr2_hdw_set_cur_freq(hdw,freq);
+ }
+ if (hdw->freqSelector) {
+ hdw->freqSlotRadio = slotId;
+ } else {
+ hdw->freqSlotTelevision = slotId;
}
return 0;
}
static int ctrl_freq_get(struct pvr2_ctrl *cptr,int *vp)
{
- *vp = cptr->hdw->freqVal;
+ *vp = pvr2_hdw_get_cur_freq(cptr->hdw);
return 0;
}
}
static int ctrl_freq_set(struct pvr2_ctrl *cptr,int m,int v)
+{
+ pvr2_hdw_set_cur_freq(cptr->hdw,v);
+ return 0;
+}
+
+static int ctrl_vres_max_get(struct pvr2_ctrl *cptr,int *vp)
+{
+ /* Actual maximum depends on the video standard in effect. */
+ if (cptr->hdw->std_mask_cur & V4L2_STD_525_60) {
+ *vp = 480;
+ } else {
+ *vp = 576;
+ }
+ return 0;
+}
+
+static int ctrl_vres_min_get(struct pvr2_ctrl *cptr,int *vp)
+{
+ /* Actual minimum depends on device type. */
+ if (cptr->hdw->hdw_type == PVR2_HDW_TYPE_24XXX) {
+ *vp = 75;
+ } else {
+ *vp = 17;
+ }
+ return 0;
+}
+
+static int ctrl_get_input(struct pvr2_ctrl *cptr,int *vp)
+{
+ *vp = cptr->hdw->input_val;
+ return 0;
+}
+
+static int ctrl_set_input(struct pvr2_ctrl *cptr,int m,int v)
{
struct pvr2_hdw *hdw = cptr->hdw;
- hdw->freqVal = v;
- hdw->freqDirty = !0;
- hdw->freqSlot = 0;
+
+ if (hdw->input_val != v) {
+ hdw->input_val = v;
+ hdw->input_dirty = !0;
+ }
+
+ /* Handle side effects - if we switch to a mode that needs the RF
+ tuner, then select the right frequency choice as well and mark
+ it dirty. */
+ if (hdw->input_val == PVR2_CVAL_INPUT_RADIO) {
+ hdw->freqSelector = 0;
+ hdw->freqDirty = !0;
+ } else if (hdw->input_val == PVR2_CVAL_INPUT_TV) {
+ hdw->freqSelector = 1;
+ hdw->freqDirty = !0;
+ }
+ return 0;
+}
+
+static int ctrl_isdirty_input(struct pvr2_ctrl *cptr)
+{
+ return cptr->hdw->input_dirty != 0;
+}
+
+static void ctrl_cleardirty_input(struct pvr2_ctrl *cptr)
+{
+ cptr->hdw->input_dirty = 0;
+}
+
+static int ctrl_freq_check(struct pvr2_ctrl *cptr,int v)
+{
+ /* Both ranges are simultaneously considered legal, in order to
+ permit implicit mode switching, i.e. set a frequency in the
+ other range and the mode will switch */
+ return (((v >= RADIO_MIN_FREQ) && (v <= RADIO_MAX_FREQ)) ||
+ ((v >= TV_MIN_FREQ) && (v <= TV_MAX_FREQ)));
+}
+
+static int ctrl_freq_max_get(struct pvr2_ctrl *cptr, int *vp)
+{
+ /* Actual maximum depends on radio/tv mode */
+ if (cptr->hdw->input_val == PVR2_CVAL_INPUT_RADIO) {
+ *vp = RADIO_MAX_FREQ;
+ } else {
+ *vp = TV_MAX_FREQ;
+ }
+ return 0;
+}
+
+static int ctrl_freq_min_get(struct pvr2_ctrl *cptr, int *vp)
+{
+ /* Actual minimum depends on radio/tv mode */
+ if (cptr->hdw->input_val == PVR2_CVAL_INPUT_RADIO) {
+ *vp = RADIO_MIN_FREQ;
+ } else {
+ *vp = TV_MIN_FREQ;
+ }
return 0;
}
info = (struct pvr2_ctl_info *)(cptr->info);
if (qctrl.flags & V4L2_CTRL_FLAG_READ_ONLY) {
if (info->set_value) {
- info->set_value = 0;
+ info->set_value = NULL;
}
} else {
if (!(info->set_value)) {
VCREATE_FUNCS(bass)
VCREATE_FUNCS(treble)
VCREATE_FUNCS(mute)
-VCREATE_FUNCS(input)
VCREATE_FUNCS(audiomode)
VCREATE_FUNCS(res_hor)
VCREATE_FUNCS(res_ver)
VCREATE_FUNCS(srate)
-
-#define MIN_FREQ 55250000L
-#define MAX_FREQ 850000000L
+VCREATE_FUNCS(automodeswitch)
/* Table definition of all controls which can be manipulated */
static const struct pvr2_ctl_info control_defs[] = {
.v4l_id = V4L2_CID_AUDIO_VOLUME,
.desc = "Volume",
.name = "volume",
- .default_value = 65535,
+ .default_value = 62000,
DEFREF(volume),
DEFINT(0,65535),
},{
.internal_id = PVR2_CID_HRES,
.default_value = 720,
DEFREF(res_hor),
- DEFINT(320,720),
+ DEFINT(19,720),
},{
.desc = "Vertical capture resolution",
.name = "resolution_ver",
.internal_id = PVR2_CID_VRES,
.default_value = 480,
DEFREF(res_ver),
- DEFINT(200,625),
+ DEFINT(17,576),
+ /* Hook in check for video standard and adjust maximum
+ depending on the standard. */
+ .get_max_value = ctrl_vres_max_get,
+ .get_min_value = ctrl_vres_min_get,
+ },{
+ .v4l_id = V4L2_CID_AUDIO_MUTE,
+ .desc = "Automatic TV / Radio mode switch based on frequency",
+ .name = "auto_mode_switch",
+ .default_value = 0,
+ DEFREF(automodeswitch),
+ DEFBOOL,
},{
.v4l_id = V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ,
- .desc = "Sample rate",
+ .default_value = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000,
+ .desc = "Audio Sampling Frequency",
.name = "srate",
- .default_value = PVR2_CVAL_SRATE_48,
DEFREF(srate),
DEFENUM(control_values_srate),
},{
.desc = "Tuner Frequency (Hz)",
.name = "frequency",
.internal_id = PVR2_CID_FREQUENCY,
- .default_value = 175250000L,
+ .default_value = 0,
.set_value = ctrl_freq_set,
.get_value = ctrl_freq_get,
.is_dirty = ctrl_freq_is_dirty,
.clear_dirty = ctrl_freq_clear_dirty,
- DEFINT(MIN_FREQ,MAX_FREQ),
+ DEFINT(TV_MIN_FREQ,TV_MAX_FREQ),
+ /* Hook in check for input value (tv/radio) and adjust
+ max/min values accordingly */
+ .check_value = ctrl_freq_check,
+ .get_max_value = ctrl_freq_max_get,
+ .get_min_value = ctrl_freq_min_get,
},{
.desc = "Channel",
.name = "channel",
.name = "freq_table_value",
.set_value = ctrl_channelfreq_set,
.get_value = ctrl_channelfreq_get,
- DEFINT(MIN_FREQ,MAX_FREQ),
+ DEFINT(TV_MIN_FREQ,TV_MAX_FREQ),
+ /* Hook in check for input value (tv/radio) and adjust
+ max/min values accordingly */
+ .check_value = ctrl_freq_check,
+ .get_max_value = ctrl_freq_max_get,
+ .get_min_value = ctrl_freq_min_get,
},{
.desc = "Channel Program ID",
.name = "freq_table_channel",
return hdw->serial_number;
}
-
-struct pvr2_hdw *pvr2_hdw_find(int unit_number)
+unsigned long pvr2_hdw_get_cur_freq(struct pvr2_hdw *hdw)
{
- if (unit_number < 0) return 0;
- if (unit_number >= PVR_NUM) return 0;
- return unit_pointers[unit_number];
+ return hdw->freqSelector ? hdw->freqValTelevision : hdw->freqValRadio;
}
+/* Set the currently tuned frequency and account for all possible
+ driver-core side effects of this action. */
+void pvr2_hdw_set_cur_freq(struct pvr2_hdw *hdw,unsigned long val)
+{
+ int mode = 0;
+
+ /* If hdw->automodeswitch_val is set, then we do something clever:
+ Look at the desired frequency and see if it looks like FM or TV.
+ Execute a possible mode switch based on this result. Otherwise
+ we use the current input setting to determine which frequency
+ register we need to adjust. */
+ if (hdw->automodeswitch_val) {
+ /* Note that since FM RADIO frequency range sits *inside*
+ the TV spectrum that we must therefore check the radio
+ range first... */
+ if ((val >= RADIO_MIN_FREQ) && (val <= RADIO_MAX_FREQ)) {
+ mode = 1;
+ } else if ((val >= TV_MIN_FREQ) && (val <= TV_MAX_FREQ)) {
+ mode = 2;
+ }
+ } else {
+ if (hdw->input_val == PVR2_CVAL_INPUT_RADIO) {
+ mode = 1;
+ } else {
+ mode = 2;
+ }
+ }
+
+ switch (mode) {
+ case 1:
+ if (hdw->freqSelector) {
+ /* Swing over to radio frequency selection */
+ hdw->freqSelector = 0;
+ hdw->freqDirty = !0;
+ }
+ if (hdw->input_val == PVR2_CVAL_INPUT_TV) {
+ /* Force switch to radio mode */
+ hdw->input_val = PVR2_CVAL_INPUT_RADIO;
+ hdw->input_dirty = !0;
+ }
+ if (hdw->freqValRadio != val) {
+ hdw->freqValRadio = val;
+ hdw->freqSlotRadio = 0;
+ if (hdw->input_val == PVR2_CVAL_INPUT_RADIO) {
+ hdw->freqDirty = !0;
+ }
+ }
+ break;
+ case 2:
+ if (!(hdw->freqSelector)) {
+ /* Swing over to television frequency selection */
+ hdw->freqSelector = 1;
+ hdw->freqDirty = !0;
+ }
+ if (hdw->input_val == PVR2_CVAL_INPUT_RADIO) {
+ /* Force switch to television mode */
+ hdw->input_val = PVR2_CVAL_INPUT_TV;
+ hdw->input_dirty = !0;
+ }
+ if (hdw->freqValTelevision != val) {
+ hdw->freqValTelevision = val;
+ hdw->freqSlotTelevision = 0;
+ if (hdw->input_val == PVR2_CVAL_INPUT_TV) {
+ hdw->freqDirty = !0;
+ }
+ }
+ break;
+ default:
+ break;
+ }
+}
int pvr2_hdw_get_unit_number(struct pvr2_hdw *hdw)
{
* is not suitable for an usb transaction.
*
*/
-int pvr2_upload_firmware1(struct pvr2_hdw *hdw)
+static int pvr2_upload_firmware1(struct pvr2_hdw *hdw)
{
- const struct firmware *fw_entry = 0;
+ const struct firmware *fw_entry = NULL;
void *fw_ptr;
unsigned int pipe;
int ret;
static const char *fw_files_29xxx[] = {
"v4l-pvrusb2-29xxx-01.fw",
};
-#ifdef CONFIG_VIDEO_PVRUSB2_24XXX
static const char *fw_files_24xxx[] = {
"v4l-pvrusb2-24xxx-01.fw",
};
-#endif
static const struct pvr2_string_table fw_file_defs[] = {
[PVR2_HDW_TYPE_29XXX] = {
fw_files_29xxx,
sizeof(fw_files_29xxx)/sizeof(fw_files_29xxx[0]),
},
-#ifdef CONFIG_VIDEO_PVRUSB2_24XXX
[PVR2_HDW_TYPE_24XXX] = {
fw_files_24xxx,
sizeof(fw_files_24xxx)/sizeof(fw_files_24xxx[0]),
},
-#endif
};
hdw->fw1_state = FW1_STATE_FAILED; // default result
int pvr2_upload_firmware2(struct pvr2_hdw *hdw)
{
- const struct firmware *fw_entry = 0;
+ const struct firmware *fw_entry = NULL;
void *fw_ptr;
unsigned int pipe, fw_len, fw_done;
int actual_length;
reconfigure and start over.
*/
-void pvr2_hdw_subsys_bit_chg_no_lock(struct pvr2_hdw *hdw,
- unsigned long msk,unsigned long val)
+static void pvr2_hdw_subsys_bit_chg_no_lock(struct pvr2_hdw *hdw,
+ unsigned long msk,
+ unsigned long val)
{
unsigned long nmsk;
unsigned long vmsk;
}
-void pvr2_hdw_subsys_bit_set(struct pvr2_hdw *hdw,unsigned long msk)
-{
- pvr2_hdw_subsys_bit_chg(hdw,msk,msk);
-}
-
-
-void pvr2_hdw_subsys_bit_clr(struct pvr2_hdw *hdw,unsigned long msk)
-{
- pvr2_hdw_subsys_bit_chg(hdw,msk,0);
-}
-
-
unsigned long pvr2_hdw_subsys_get(struct pvr2_hdw *hdw)
{
return hdw->subsys_enabled_mask;
}
-void pvr2_hdw_subsys_stream_bit_chg_no_lock(struct pvr2_hdw *hdw,
- unsigned long msk,
- unsigned long val)
+static void pvr2_hdw_subsys_stream_bit_chg_no_lock(struct pvr2_hdw *hdw,
+ unsigned long msk,
+ unsigned long val)
{
unsigned long val2;
msk &= PVR2_SUBSYS_ALL;
}
-int pvr2_hdw_set_streaming_no_lock(struct pvr2_hdw *hdw,int enableFl)
+static int pvr2_hdw_set_streaming_no_lock(struct pvr2_hdw *hdw,int enableFl)
{
if ((!enableFl) == !(hdw->flag_streaming_enabled)) return 0;
if (enableFl) {
}
-int pvr2_hdw_set_stream_type_no_lock(struct pvr2_hdw *hdw,
- enum pvr2_config config)
+static int pvr2_hdw_set_stream_type_no_lock(struct pvr2_hdw *hdw,
+ enum pvr2_config config)
{
unsigned long sm = hdw->subsys_enabled_mask;
if (!hdw->flag_ok) return -EIO;
cptr->info->set_value(cptr,~0,cptr->info->default_value);
}
+ /* Set up special default values for the television and radio
+ frequencies here. It's not really important what these defaults
+ are, but I set them to something usable in the Chicago area just
+ to make driver testing a little easier. */
+
+ /* US Broadcast channel 7 (175.25 MHz) */
+ hdw->freqValTelevision = 175250000L;
+ /* 104.3 MHz, a usable FM station for my area */
+ hdw->freqValRadio = 104300000L;
+
+ /* Default value for auto mode switch based on module option */
+ if ((hdw->unit_number >= 0) && (hdw->unit_number < PVR_NUM)) {
+ hdw->automodeswitch_val = auto_mode_switch[hdw->unit_number];
+ }
+
// Do not use pvr2_reset_ctl_endpoints() here. It is not
// thread-safe against the normal pvr2_send_request() mechanism.
// (We should make it thread safe).
sizeof(pvr2_device_names)/sizeof(pvr2_device_names[0])) {
pvr2_trace(PVR2_TRACE_ERROR_LEGS,
"Bogus device type of %u reported",hdw_type);
- return 0;
+ return NULL;
}
hdw = kmalloc(sizeof(*hdw),GFP_KERNEL);
hdw->eeprom_addr = -1;
hdw->unit_number = -1;
- hdw->v4l_minor_number = -1;
+ hdw->v4l_minor_number_video = -1;
+ hdw->v4l_minor_number_vbi = -1;
+ hdw->v4l_minor_number_radio = -1;
hdw->ctl_write_buffer = kmalloc(PVR2_CTL_BUFFSIZE,GFP_KERNEL);
if (!hdw->ctl_write_buffer) goto fail;
hdw->ctl_read_buffer = kmalloc(PVR2_CTL_BUFFSIZE,GFP_KERNEL);
return hdw;
fail:
if (hdw) {
- if (hdw->ctl_read_urb) usb_free_urb(hdw->ctl_read_urb);
- if (hdw->ctl_write_urb) usb_free_urb(hdw->ctl_write_urb);
- if (hdw->ctl_read_buffer) kfree(hdw->ctl_read_buffer);
- if (hdw->ctl_write_buffer) kfree(hdw->ctl_write_buffer);
- if (hdw->controls) kfree(hdw->controls);
- if (hdw->mpeg_ctrl_info) kfree(hdw->mpeg_ctrl_info);
+ usb_free_urb(hdw->ctl_read_urb);
+ usb_free_urb(hdw->ctl_write_urb);
+ kfree(hdw->ctl_read_buffer);
+ kfree(hdw->ctl_write_buffer);
+ kfree(hdw->controls);
+ kfree(hdw->mpeg_ctrl_info);
kfree(hdw);
}
- return 0;
+ return NULL;
}
/* Remove _all_ associations between this driver and the underlying USB
layer. */
-void pvr2_hdw_remove_usb_stuff(struct pvr2_hdw *hdw)
+static void pvr2_hdw_remove_usb_stuff(struct pvr2_hdw *hdw)
{
if (hdw->flag_disconnected) return;
pvr2_trace(PVR2_TRACE_INIT,"pvr2_hdw_remove_usb_stuff: hdw=%p",hdw);
if (hdw->ctl_read_urb) {
usb_kill_urb(hdw->ctl_read_urb);
usb_free_urb(hdw->ctl_read_urb);
- hdw->ctl_read_urb = 0;
+ hdw->ctl_read_urb = NULL;
}
if (hdw->ctl_write_urb) {
usb_kill_urb(hdw->ctl_write_urb);
usb_free_urb(hdw->ctl_write_urb);
- hdw->ctl_write_urb = 0;
+ hdw->ctl_write_urb = NULL;
}
if (hdw->ctl_read_buffer) {
kfree(hdw->ctl_read_buffer);
- hdw->ctl_read_buffer = 0;
+ hdw->ctl_read_buffer = NULL;
}
if (hdw->ctl_write_buffer) {
kfree(hdw->ctl_write_buffer);
- hdw->ctl_write_buffer = 0;
+ hdw->ctl_write_buffer = NULL;
}
pvr2_hdw_render_useless_unlocked(hdw);
hdw->flag_disconnected = !0;
- hdw->usb_dev = 0;
- hdw->usb_intf = 0;
+ hdw->usb_dev = NULL;
+ hdw->usb_intf = NULL;
}
pvr2_trace(PVR2_TRACE_INIT,"pvr2_hdw_destroy: hdw=%p",hdw);
if (hdw->fw_buffer) {
kfree(hdw->fw_buffer);
- hdw->fw_buffer = 0;
+ hdw->fw_buffer = NULL;
}
if (hdw->vid_stream) {
pvr2_stream_destroy(hdw->vid_stream);
- hdw->vid_stream = 0;
+ hdw->vid_stream = NULL;
}
if (hdw->audio_stat) {
hdw->audio_stat->detach(hdw->audio_stat->ctxt);
if ((hdw->unit_number >= 0) &&
(hdw->unit_number < PVR_NUM) &&
(unit_pointers[hdw->unit_number] == hdw)) {
- unit_pointers[hdw->unit_number] = 0;
+ unit_pointers[hdw->unit_number] = NULL;
}
} while (0); up(&pvr2_unit_sem);
- if (hdw->controls) kfree(hdw->controls);
- if (hdw->mpeg_ctrl_info) kfree(hdw->mpeg_ctrl_info);
- if (hdw->std_defs) kfree(hdw->std_defs);
- if (hdw->std_enum_names) kfree(hdw->std_enum_names);
+ kfree(hdw->controls);
+ kfree(hdw->mpeg_ctrl_info);
+ kfree(hdw->std_defs);
+ kfree(hdw->std_enum_names);
kfree(hdw);
}
// Attempt to autoselect an appropriate value for std_enum_cur given
// whatever is currently in std_mask_cur
-void pvr2_hdw_internal_find_stdenum(struct pvr2_hdw *hdw)
+static void pvr2_hdw_internal_find_stdenum(struct pvr2_hdw *hdw)
{
unsigned int idx;
for (idx = 1; idx < hdw->std_enum_cnt; idx++) {
// Calculate correct set of enumerated standards based on currently known
// set of available standards bits.
-void pvr2_hdw_internal_set_std_avail(struct pvr2_hdw *hdw)
+static void pvr2_hdw_internal_set_std_avail(struct pvr2_hdw *hdw)
{
struct v4l2_standard *newstd;
unsigned int std_cnt;
if (hdw->std_defs) {
kfree(hdw->std_defs);
- hdw->std_defs = 0;
+ hdw->std_defs = NULL;
}
hdw->std_enum_cnt = 0;
if (hdw->std_enum_names) {
kfree(hdw->std_enum_names);
- hdw->std_enum_names = 0;
+ hdw->std_enum_names = NULL;
}
if (!std_cnt) {
struct pvr2_ctrl *pvr2_hdw_get_ctrl_by_index(struct pvr2_hdw *hdw,
unsigned int idx)
{
- if (idx >= hdw->control_cnt) return 0;
+ if (idx >= hdw->control_cnt) return NULL;
return hdw->controls + idx;
}
i = cptr->info->internal_id;
if (i && (i == ctl_id)) return cptr;
}
- return 0;
+ return NULL;
}
i = cptr->info->v4l_id;
if (i && (i == ctl_id)) return cptr;
}
- return 0;
+ return NULL;
}
int i;
/* This could be made a lot more efficient, but for now... */
- cp2 = 0;
+ cp2 = NULL;
for (idx = 0; idx < hdw->control_cnt; idx++) {
cptr = hdw->controls + idx;
i = cptr->info->v4l_id;
cp2 = cptr;
}
return cp2;
- return 0;
+ return NULL;
}
state(s) back to their previous value before this function was called.
Thus we can automatically reconfigure affected pieces of the driver as
controls are changed. */
-int pvr2_hdw_commit_ctl_internal(struct pvr2_hdw *hdw)
+static int pvr2_hdw_commit_ctl_internal(struct pvr2_hdw *hdw)
{
unsigned long saved_subsys_mask = hdw->subsys_enabled_mask;
unsigned long stale_subsys_mask = 0;
}
if (hdw->std_dirty ||
+ hdw->enc_stale ||
+ hdw->srate_dirty ||
+ hdw->res_ver_dirty ||
+ hdw->res_hor_dirty ||
0) {
/* If any of this changes, then the encoder needs to be
reconfigured, and we need to reset the stream. */
stale_subsys_mask |= (1<<PVR2_SUBSYS_B_ENC_CFG);
- stale_subsys_mask |= hdw->subsys_stream_mask;
}
+ if (hdw->input_dirty) {
+ /* pk: If input changes to or from radio, then the encoder
+ needs to be restarted (for ENC_MUTE_VIDEO to work) */
+ stale_subsys_mask |= (1<<PVR2_SUBSYS_B_ENC_RUN);
+ }
+
+
if (hdw->srate_dirty) {
/* Write new sample rate into control structure since
* the master copy is stale. We must track srate
}
}
-
-void pvr2_hdw_poll_trigger(struct pvr2_hdw *hdw)
-{
- LOCK_TAKE(hdw->big_lock); do {
- pvr2_hdw_poll_trigger_unlocked(hdw);
- } while (0); LOCK_GIVE(hdw->big_lock);
-}
-
-
/* Return name for this driver instance */
const char *pvr2_hdw_get_driver_name(struct pvr2_hdw *hdw)
{
/* Return bit mask indicating signal status */
-unsigned int pvr2_hdw_get_signal_status_internal(struct pvr2_hdw *hdw)
+static unsigned int pvr2_hdw_get_signal_status_internal(struct pvr2_hdw *hdw)
{
unsigned int msk = 0;
switch (hdw->input_val) {
pvr2_trace(PVR2_TRACE_FIRMWARE,
"Cleaning up after CPU firmware fetch");
kfree(hdw->fw_buffer);
- hdw->fw_buffer = 0;
+ hdw->fw_buffer = NULL;
hdw->fw_size = 0;
/* Now release the CPU. It will disconnect and
reconnect later. */
}
-int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *hdw)
+int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *hdw,
+ enum pvr2_v4l_type index)
{
- return hdw->v4l_minor_number;
-}
-
-
-/* Store the v4l minor device number */
-void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *hdw,int v)
-{
- hdw->v4l_minor_number = v;
+ switch (index) {
+ case pvr2_v4l_type_video: return hdw->v4l_minor_number_video;
+ case pvr2_v4l_type_vbi: return hdw->v4l_minor_number_vbi;
+ case pvr2_v4l_type_radio: return hdw->v4l_minor_number_radio;
+ default: return -1;
+ }
}
-void pvr2_reset_ctl_endpoints(struct pvr2_hdw *hdw)
+/* Store a v4l minor device number */
+void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *hdw,
+ enum pvr2_v4l_type index,int v)
{
- if (!hdw->usb_dev) return;
- usb_settoggle(hdw->usb_dev, PVR2_CTL_WRITE_ENDPOINT & 0xf,
- !(PVR2_CTL_WRITE_ENDPOINT & USB_DIR_IN), 0);
- usb_settoggle(hdw->usb_dev, PVR2_CTL_READ_ENDPOINT & 0xf,
- !(PVR2_CTL_READ_ENDPOINT & USB_DIR_IN), 0);
- usb_clear_halt(hdw->usb_dev,
- usb_rcvbulkpipe(hdw->usb_dev,
- PVR2_CTL_READ_ENDPOINT & 0x7f));
- usb_clear_halt(hdw->usb_dev,
- usb_sndbulkpipe(hdw->usb_dev,
- PVR2_CTL_WRITE_ENDPOINT & 0x7f));
+ switch (index) {
+ case pvr2_v4l_type_video: hdw->v4l_minor_number_video = v;
+ case pvr2_v4l_type_vbi: hdw->v4l_minor_number_vbi = v;
+ case pvr2_v4l_type_radio: hdw->v4l_minor_number_radio = v;
+ default: break;
+ }
}
-static void pvr2_ctl_write_complete(struct urb *urb, struct pt_regs *regs)
+static void pvr2_ctl_write_complete(struct urb *urb)
{
struct pvr2_hdw *hdw = urb->context;
hdw->ctl_write_pend_flag = 0;
}
-static void pvr2_ctl_read_complete(struct urb *urb, struct pt_regs *regs)
+static void pvr2_ctl_read_complete(struct urb *urb)
{
struct pvr2_hdw *hdw = urb->context;
hdw->ctl_read_pend_flag = 0;
struct pvr2_hdw *hdw = (struct pvr2_hdw *)data;
if (hdw->ctl_write_pend_flag || hdw->ctl_read_pend_flag) {
hdw->ctl_timeout_flag = !0;
- if (hdw->ctl_write_pend_flag && hdw->ctl_write_urb) {
+ if (hdw->ctl_write_pend_flag)
usb_unlink_urb(hdw->ctl_write_urb);
- }
- if (hdw->ctl_read_pend_flag && hdw->ctl_read_urb) {
+ if (hdw->ctl_read_pend_flag)
usb_unlink_urb(hdw->ctl_read_urb);
- }
}
}
-int pvr2_send_request_ex(struct pvr2_hdw *hdw,
- unsigned int timeout,int probe_fl,
- void *write_data,unsigned int write_len,
- void *read_data,unsigned int read_len)
+/* Issue a command and get a response from the device. This extended
+ version includes a probe flag (which if set means that device errors
+ should not be logged or treated as fatal) and a timeout in jiffies.
+ This can be used to non-lethally probe the health of endpoint 1. */
+static int pvr2_send_request_ex(struct pvr2_hdw *hdw,
+ unsigned int timeout,int probe_fl,
+ void *write_data,unsigned int write_len,
+ void *read_data,unsigned int read_len)
{
unsigned int idx;
int status = 0;
}
-int pvr2_read_register(struct pvr2_hdw *hdw, u16 reg, u32 *data)
+static int pvr2_read_register(struct pvr2_hdw *hdw, u16 reg, u32 *data)
{
int ret = 0;
}
-int pvr2_write_u16(struct pvr2_hdw *hdw, u16 data, int res)
+static int pvr2_write_u16(struct pvr2_hdw *hdw, u16 data, int res)
{
int ret;
}
-int pvr2_write_u8(struct pvr2_hdw *hdw, u8 data, int res)
+static int pvr2_write_u8(struct pvr2_hdw *hdw, u8 data, int res)
{
int ret;
}
-void pvr2_hdw_render_useless_unlocked(struct pvr2_hdw *hdw)
+static void pvr2_hdw_render_useless_unlocked(struct pvr2_hdw *hdw)
{
if (!hdw->flag_ok) return;
pvr2_trace(PVR2_TRACE_INIT,"render_useless");
hdw->flag_ok = 0;
if (hdw->vid_stream) {
- pvr2_stream_setup(hdw->vid_stream,0,0,0);
+ pvr2_stream_setup(hdw->vid_stream,NULL,0,0);
}
hdw->flag_streaming_enabled = 0;
hdw->subsys_enabled_mask = 0;
{
int ret;
pvr2_trace(PVR2_TRACE_INIT,"Performing a device reset...");
- ret = usb_lock_device_for_reset(hdw->usb_dev,0);
+ ret = usb_lock_device_for_reset(hdw->usb_dev,NULL);
if (ret == 1) {
ret = usb_reset_device(hdw->usb_dev);
usb_unlock_device(hdw->usb_dev);
pvr2_trace(PVR2_TRACE_INIT,"Requesting uproc hard reset");
hdw->flag_ok = !0;
hdw->cmd_buffer[0] = 0xdd;
- status = pvr2_send_request(hdw,hdw->cmd_buffer,1,0,0);
+ status = pvr2_send_request(hdw,hdw->cmd_buffer,1,NULL,0);
} while (0); LOCK_GIVE(hdw->ctl_lock);
return status;
}
LOCK_TAKE(hdw->ctl_lock); do {
pvr2_trace(PVR2_TRACE_INIT,"Requesting powerup");
hdw->cmd_buffer[0] = 0xde;
- status = pvr2_send_request(hdw,hdw->cmd_buffer,1,0,0);
+ status = pvr2_send_request(hdw,hdw->cmd_buffer,1,NULL,0);
} while (0); LOCK_GIVE(hdw->ctl_lock);
return status;
}
}
-int pvr2_hdw_cmd_usbstream(struct pvr2_hdw *hdw,int runFl)
+/* Stop / start video stream transport */
+static int pvr2_hdw_cmd_usbstream(struct pvr2_hdw *hdw,int runFl)
{
int status;
LOCK_TAKE(hdw->ctl_lock); do {
hdw->cmd_buffer[0] = (runFl ? 0x36 : 0x37);
- status = pvr2_send_request(hdw,hdw->cmd_buffer,1,0,0);
+ status = pvr2_send_request(hdw,hdw->cmd_buffer,1,NULL,0);
} while (0); LOCK_GIVE(hdw->ctl_lock);
if (!status) {
hdw->subsys_enabled_mask =
}
-int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *hdw)
+/* Find I2C address of eeprom */
+static int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *hdw)
{
int result;
LOCK_TAKE(hdw->ctl_lock); do {
}
+int pvr2_hdw_register_access(struct pvr2_hdw *hdw,
+ u32 chip_id,unsigned long reg_id,
+ int setFl,u32 *val_ptr)
+{
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+ struct list_head *item;
+ struct pvr2_i2c_client *cp;
+ struct v4l2_register req;
+ int stat = 0;
+ int okFl = 0;
+
+ req.i2c_id = chip_id;
+ req.reg = reg_id;
+ if (setFl) req.val = *val_ptr;
+ mutex_lock(&hdw->i2c_list_lock); do {
+ list_for_each(item,&hdw->i2c_clients) {
+ cp = list_entry(item,struct pvr2_i2c_client,list);
+ if (cp->client->driver->id != chip_id) continue;
+ stat = pvr2_i2c_client_cmd(
+ cp,(setFl ? VIDIOC_INT_S_REGISTER :
+ VIDIOC_INT_G_REGISTER),&req);
+ if (!setFl) *val_ptr = req.val;
+ okFl = !0;
+ break;
+ }
+ } while (0); mutex_unlock(&hdw->i2c_list_lock);
+ if (okFl) {
+ return stat;
+ }
+ return -EINVAL;
+#else
+ return -ENOSYS;
+#endif
+}
+
+
/*
Stuff for Emacs to see, in order to encourage consistent editing style:
*** Local Variables: ***