int pvr2_encoder_stop(struct pvr2_hdw *hdw)
{
int status;
/* mask all interrupts */
pvr2_write_register(hdw, 0x0048, 0xffffffff);
switch (hdw->config) {
case pvr2_config_vbi:
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
0x01,0x01,0x14);
break;
case pvr2_config_mpeg:
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
0x01,0,0x13);
break;
default: /* Unhandled cases for now */
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
0x01,0,0x13);
break;
}
/* change some GPIO data */
/* Note: Bit d7 of dir appears to control the LED. So we shut it
off here. */
pvr2_hdw_gpio_chg_dir(hdw,0xffffffff,0x00000401);
pvr2_hdw_gpio_chg_out(hdw,0xffffffff,0x00000000);
if (!status) {
hdw->subsys_enabled_mask &= ~(1<<PVR2_SUBSYS_B_ENC_RUN);
}
return status;
}
int pvr2_encoder_start(struct pvr2_hdw *hdw)
{
int status;
/* unmask some interrupts */
pvr2_write_register(hdw, 0x0048, 0xbfffffff);
pvr2_encoder_vcmd(hdw,CX2341X_ENC_MUTE_VIDEO,1,
hdw->input_val == PVR2_CVAL_INPUT_RADIO ? 1 : 0);
switch (hdw->active_stream_type) {
case pvr2_config_vbi:
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
0x01,0x14);
break;
case pvr2_config_mpeg:
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
0,0x13);
break;
default: /* Unhandled cases for now */
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
0,0x13);
break;
}
return status;
}
int pvr2_encoder_start(struct pvr2_hdw *hdw)
{
int status;
/* unmask some interrupts */
pvr2_write_register(hdw, 0x0048, 0xbfffffff);
/* change some GPIO data */
pvr2_hdw_gpio_chg_dir(hdw,0xffffffff,0x00000481);
pvr2_hdw_gpio_chg_out(hdw,0xffffffff,0x00000000);
pvr2_encoder_vcmd(hdw,CX2341X_ENC_MUTE_VIDEO,1,
hdw->input_val == PVR2_CVAL_INPUT_RADIO ? 1 : 0);
switch (hdw->config) {
case pvr2_config_vbi:
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
0x01,0x14);
break;
case pvr2_config_mpeg:
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
0,0x13);
break;
default: /* Unhandled cases for now */
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
0,0x13);
break;
}
if (!status) {
hdw->subsys_enabled_mask |= (1<<PVR2_SUBSYS_B_ENC_RUN);
}
return status;
}
int pvr2_encoder_start(struct pvr2_hdw *hdw)
{
int status;
/* unmask some interrupts */
pvr2_write_register(hdw, 0x0048, 0xbfffffff);
/* change some GPIO data */
pvr2_hdw_gpio_chg_dir(hdw,0xffffffff,0x00000481);
pvr2_hdw_gpio_chg_out(hdw,0xffffffff,0x00000000);
if (hdw->config == pvr2_config_vbi) {
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
0x01,0x14);
} else if (hdw->config == pvr2_config_mpeg) {
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
0,0x13);
} else {
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
0,0x13);
}
if (!status) {
hdw->subsys_enabled_mask |= (1<<PVR2_SUBSYS_B_ENC_RUN);
}
return status;
}
int pvr2_encoder_configure(struct pvr2_hdw *hdw)
{
int ret;
pvr2_trace(PVR2_TRACE_ENCODER,"pvr2_encoder_configure"
" (cx2341x module)");
hdw->enc_ctl_state.port = CX2341X_PORT_STREAMING;
hdw->enc_ctl_state.width = hdw->res_hor_val;
hdw->enc_ctl_state.height = hdw->res_ver_val;
hdw->enc_ctl_state.is_50hz = ((hdw->std_mask_cur &
(V4L2_STD_NTSC|V4L2_STD_PAL_M)) ?
0 : 1);
ret = 0;
if (!ret) ret = pvr2_encoder_vcmd(
hdw,CX2341X_ENC_SET_NUM_VSYNC_LINES, 2,
0xf0, 0xf0);
/* setup firmware to notify us about some events (don't know why...) */
if (!ret) ret = pvr2_encoder_vcmd(
hdw,CX2341X_ENC_SET_EVENT_NOTIFICATION, 4,
0, 0, 0x10000000, 0xffffffff);
if (!ret) ret = pvr2_encoder_vcmd(
hdw,CX2341X_ENC_SET_VBI_LINE, 5,
0xffffffff,0,0,0,0);
if (ret) {
pvr2_trace(PVR2_TRACE_ERROR_LEGS,
"Failed to configure cx32416");
return ret;
}
ret = cx2341x_update(hdw,pvr2_encoder_cmd,
(hdw->enc_cur_valid ? &hdw->enc_cur_state : NULL),
&hdw->enc_ctl_state);
if (ret) {
pvr2_trace(PVR2_TRACE_ERROR_LEGS,
"Error from cx2341x module code=%d",ret);
return ret;
}
ret = 0;
if (!ret) ret = pvr2_encoder_vcmd(
hdw, CX2341X_ENC_INITIALIZE_INPUT, 0);
if (ret) {
pvr2_trace(PVR2_TRACE_ERROR_LEGS,
"Failed to initialize cx32416 video input");
return ret;
}
hdw->subsys_enabled_mask |= (1<<PVR2_SUBSYS_B_ENC_CFG);
memcpy(&hdw->enc_cur_state,&hdw->enc_ctl_state,
sizeof(struct cx2341x_mpeg_params));
hdw->enc_cur_valid = !0;
return 0;
}
int pvr2_encoder_configure(struct pvr2_hdw *hdw)
{
int ret;
int val;
pvr2_trace(PVR2_TRACE_ENCODER,"pvr2_encoder_configure"
" (cx2341x module)");
hdw->enc_ctl_state.port = CX2341X_PORT_STREAMING;
hdw->enc_ctl_state.width = hdw->res_hor_val;
hdw->enc_ctl_state.height = hdw->res_ver_val;
hdw->enc_ctl_state.is_50hz = ((hdw->std_mask_cur & V4L2_STD_525_60) ?
0 : 1);
ret = 0;
ret |= pvr2_encoder_prep_config(hdw);
/* saa7115: 0xf0 */
val = 0xf0;
if (hdw->hdw_desc->flag_has_cx25840) {
/* ivtv cx25840: 0x140 */
val = 0x140;
}
if (!ret) ret = pvr2_encoder_vcmd(
hdw,CX2341X_ENC_SET_NUM_VSYNC_LINES, 2,
val, val);
/* setup firmware to notify us about some events (don't know why...) */
if (!ret) ret = pvr2_encoder_vcmd(
hdw,CX2341X_ENC_SET_EVENT_NOTIFICATION, 4,
0, 0, 0x10000000, 0xffffffff);
if (!ret) ret = pvr2_encoder_vcmd(
hdw,CX2341X_ENC_SET_VBI_LINE, 5,
0xffffffff,0,0,0,0);
if (ret) {
pvr2_trace(PVR2_TRACE_ERROR_LEGS,
"Failed to configure cx23416");
return ret;
}
ret = pvr2_encoder_adjust(hdw);
if (ret) return ret;
ret = pvr2_encoder_vcmd(
hdw, CX2341X_ENC_INITIALIZE_INPUT, 0);
if (ret) {
pvr2_trace(PVR2_TRACE_ERROR_LEGS,
"Failed to initialize cx23416 video input");
return ret;
}
return 0;
}
/* This implements some extra setup for the encoder that seems to be
specific to the PVR USB2 hardware. */
static int pvr2_encoder_prep_config(struct pvr2_hdw *hdw)
{
int ret = 0;
int encMisc3Arg = 0;
/* Mike Isely <*****@*****.**> 26-Jan-2006 The windows driver
sends the following list of ENC_MISC commands (for both
24xxx and 29xxx devices). Meanings are not entirely clear,
however without the ENC_MISC(3,1) command then we risk
random perpetual video corruption whenever the video input
breaks up for a moment (like when switching channels). */
/* This ENC_MISC(3,encMisc3Arg) command is critical - without
it there will eventually be video corruption. Also, the
saa7115 case is strange - the Windows driver is passing 1
regardless of device type but if we have 1 for saa7115
devices the video turns sluggish. */
if (hdw->hdw_desc->flag_has_cx25840) {
encMisc3Arg = 1;
} else {
encMisc3Arg = 0;
}
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 3,
encMisc3Arg,0,0);
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 8,0,0,0);
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 0,3,0,0);
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4,15,0,0,0);
/* prevent the PTSs from slowly drifting away in the generated
MPEG stream */
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC, 2, 4, 1);
return ret;
}
int pvr2_encoder_stop(struct pvr2_hdw *hdw)
{
int status;
/* mask all interrupts */
pvr2_write_register(hdw, 0x0048, 0xffffffff);
switch (hdw->active_stream_type) {
case pvr2_config_vbi:
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
0x01,0x01,0x14);
break;
case pvr2_config_mpeg:
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
0x01,0,0x13);
break;
default: /* Unhandled cases for now */
status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
0x01,0,0x13);
break;
}
return status;
}
static int pvr2_encoder_prep_config(struct pvr2_hdw *hdw)
{
int ret = 0;
int encMisc3Arg = 0;
#if 0
LOCK_TAKE(hdw->ctl_lock); do {
u32 dat[1];
dat[0] = 0x80000640;
pvr2_encoder_write_words(hdw,0x01fe,dat,1);
pvr2_encoder_write_words(hdw,0x023e,dat,1);
} while(0); LOCK_GIVE(hdw->ctl_lock);
#endif
#if 0
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 5,0,0,0);
#endif
if (hdw->hdw_desc->flag_has_cx25840) {
encMisc3Arg = 1;
} else {
encMisc3Arg = 0;
}
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 3,
encMisc3Arg,0,0);
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 8,0,0,0);
#if 0
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 4,1,0,0);
#endif
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 0,3,0,0);
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4,15,0,0,0);
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC, 2, 4, 1);
return ret;
}
/* This implements some extra setup for the encoder that seems to be
specific to the PVR USB2 hardware. */
static int pvr2_encoder_prep_config(struct pvr2_hdw *hdw)
{
int ret = 0;
int encMisc3Arg = 0;
#if 0
/* This inexplicable bit happens in the Hauppauge windows
driver (for both 24xxx and 29xxx devices). However I
currently see no difference in behavior with or without
this stuff. Leave this here as a note of its existence,
but don't use it. */
LOCK_TAKE(hdw->ctl_lock); do {
u32 dat[1];
dat[0] = 0x80000640;
pvr2_encoder_write_words(hdw,0x01fe,dat,1);
pvr2_encoder_write_words(hdw,0x023e,dat,1);
} while(0); LOCK_GIVE(hdw->ctl_lock);
#endif
/* Mike Isely <*****@*****.**> 26-Jan-2006 The windows driver
sends the following list of ENC_MISC commands (for both
24xxx and 29xxx devices). Meanings are not entirely clear,
however without the ENC_MISC(3,1) command then we risk
random perpetual video corruption whenever the video input
breaks up for a moment (like when switching channels). */
#if 0
/* This ENC_MISC(5,0) command seems to hurt 29xxx sync
performance on channel changes, but is not a problem on
24xxx devices. */
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 5,0,0,0);
#endif
/* This ENC_MISC(3,encMisc3Arg) command is critical - without
it there will eventually be video corruption. Also, the
saa7115 case is strange - the Windows driver is passing 1
regardless of device type but if we have 1 for saa7115
devices the video turns sluggish. */
if (hdw->hdw_desc->flag_has_cx25840) {
encMisc3Arg = 1;
} else {
encMisc3Arg = 0;
}
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 3,
encMisc3Arg,0,0);
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 8,0,0,0);
#if 0
/* This ENC_MISC(4,1) command is poisonous, so it is commented
out. But I'm leaving it here anyway to document its
existence in the Windows driver. The effect of this
command is that apps displaying the stream become sluggish
with stuttering video. */
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 4,1,0,0);
#endif
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 0,3,0,0);
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4,15,0,0,0);
/* prevent the PTSs from slowly drifting away in the generated
MPEG stream */
ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC, 2, 4, 1);
return ret;
}
