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path: root/linux/drivers/media/video/pvrusb2/pvrusb2-encoder.c
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Diffstat (limited to 'linux/drivers/media/video/pvrusb2/pvrusb2-encoder.c')
-rw-r--r--linux/drivers/media/video/pvrusb2/pvrusb2-encoder.c377
1 files changed, 161 insertions, 216 deletions
diff --git a/linux/drivers/media/video/pvrusb2/pvrusb2-encoder.c b/linux/drivers/media/video/pvrusb2/pvrusb2-encoder.c
index 958500466..5b68bad01 100644
--- a/linux/drivers/media/video/pvrusb2/pvrusb2-encoder.c
+++ b/linux/drivers/media/video/pvrusb2/pvrusb2-encoder.c
@@ -23,41 +23,11 @@
#include "compat.h"
#include <linux/device.h> // for linux/firmware.h
#include <linux/firmware.h>
-#include <linux/videodev2.h>
-#include <media/cx2341x.h>
#include "pvrusb2-util.h"
#include "pvrusb2-encoder.h"
#include "pvrusb2-hdw-internal.h"
#include "pvrusb2-debug.h"
-static u32 pvr_tbl_emphasis [] = {
- [PVR2_CVAL_AUDIOEMPHASIS_NONE] = 0x0 << 12,
- [PVR2_CVAL_AUDIOEMPHASIS_50_15] = 0x1 << 12,
- [PVR2_CVAL_AUDIOEMPHASIS_CCITT] = 0x3 << 12,
-};
-
-static u32 pvr_tbl_srate[] = {
- [PVR2_CVAL_SRATE_48] = 0x01,
- [PVR2_CVAL_SRATE_44_1] = 0x00,
-};
-
-static u32 pvr_tbl_audiobitrate[] = {
- [PVR2_CVAL_AUDIOBITRATE_384] = 0xe << 4,
- [PVR2_CVAL_AUDIOBITRATE_320] = 0xd << 4,
- [PVR2_CVAL_AUDIOBITRATE_256] = 0xc << 4,
- [PVR2_CVAL_AUDIOBITRATE_224] = 0xb << 4,
- [PVR2_CVAL_AUDIOBITRATE_192] = 0xa << 4,
- [PVR2_CVAL_AUDIOBITRATE_160] = 0x9 << 4,
- [PVR2_CVAL_AUDIOBITRATE_128] = 0x8 << 4,
- [PVR2_CVAL_AUDIOBITRATE_112] = 0x7 << 4,
- [PVR2_CVAL_AUDIOBITRATE_96] = 0x6 << 4,
- [PVR2_CVAL_AUDIOBITRATE_80] = 0x5 << 4,
- [PVR2_CVAL_AUDIOBITRATE_64] = 0x4 << 4,
- [PVR2_CVAL_AUDIOBITRATE_56] = 0x3 << 4,
- [PVR2_CVAL_AUDIOBITRATE_48] = 0x2 << 4,
- [PVR2_CVAL_AUDIOBITRATE_32] = 0x1 << 4,
- [PVR2_CVAL_AUDIOBITRATE_VBR] = 0x0 << 4,
-};
/* Firmware mailbox flags - definitions found from ivtv */
@@ -66,7 +36,7 @@ static u32 pvr_tbl_audiobitrate[] = {
#define IVTV_MBOX_DRIVER_BUSY 0x00000001
-static int pvr2_write_encoder_words(struct pvr2_hdw *hdw,
+static int pvr2_encoder_write_words(struct pvr2_hdw *hdw,
const u32 *data, unsigned int dlen)
{
unsigned int idx;
@@ -107,7 +77,7 @@ static int pvr2_write_encoder_words(struct pvr2_hdw *hdw,
}
-static int pvr2_read_encoder_words(struct pvr2_hdw *hdw,int statusFl,
+static int pvr2_encoder_read_words(struct pvr2_hdw *hdw,int statusFl,
u32 *data, unsigned int dlen)
{
unsigned int idx;
@@ -148,15 +118,46 @@ static int pvr2_read_encoder_words(struct pvr2_hdw *hdw,int statusFl,
}
-static int pvr2_write_encoder_vcmd (struct pvr2_hdw *hdw, u8 cmd,
- int args, ...)
+/* This prototype is set up to be compatible with the
+ cx2341x_mbox_func prototype in cx2341x.h, which should be in
+ kernels 2.6.18 or later. We do this so that we can enable
+ cx2341x.ko to write to our encoder (by handing it a pointer to this
+ function). For earlier kernels this doesn't really matter. */
+static int pvr2_encoder_cmd(void *ctxt,
+ int cmd,
+ int arg_cnt_send,
+ int arg_cnt_recv,
+ u32 *argp)
{
unsigned int poll_count;
int ret = 0;
- va_list vl;
unsigned int idx;
+ /* These sizes look to be limited by the FX2 firmware implementation */
u32 wrData[16];
- u32 rdData[32];
+ u32 rdData[16];
+ struct pvr2_hdw *hdw = (struct pvr2_hdw *)ctxt;
+
+#if 0
+ {
+ char buf[150];
+ unsigned int ccnt,bcnt;
+
+ bcnt = scnprintf(buf,sizeof(buf),"Encoder Cmd %02x (",cmd);
+ for (idx = 0; idx < arg_cnt_send; idx++) {
+ if (idx) {
+ ccnt = scnprintf(buf+bcnt,
+ sizeof(buf)-bcnt," ");
+ bcnt += ccnt;
+ }
+ ccnt = scnprintf(buf+bcnt,sizeof(buf)-bcnt,
+ "0x%x",argp[idx]);
+ bcnt += ccnt;
+ }
+ ccnt = scnprintf(buf+bcnt,sizeof(buf)-bcnt,")");
+ bcnt += ccnt;
+ pvr2_trace(PVR2_TRACE_ENCODER,"%.*s",bcnt,buf);
+ }
+#endif
/*
@@ -190,6 +191,28 @@ static int pvr2_write_encoder_vcmd (struct pvr2_hdw *hdw, u8 cmd,
*/
+ if (arg_cnt_send > (sizeof(wrData)/sizeof(wrData[0]))-4) {
+ pvr2_trace(
+ PVR2_TRACE_ERROR_LEGS,
+ "Failed to write cx23416 command"
+ " - too many input arguments"
+ " (was given %u limit %u)",
+ arg_cnt_send,
+ (sizeof(wrData)/sizeof(wrData[0])) - 4);
+ return -EINVAL;
+ }
+
+ if (arg_cnt_recv > (sizeof(rdData)/sizeof(rdData[0]))-4) {
+ pvr2_trace(
+ PVR2_TRACE_ERROR_LEGS,
+ "Failed to write cx23416 command"
+ " - too many return arguments"
+ " (was given %u limit %u)",
+ arg_cnt_recv,
+ (sizeof(rdData)/sizeof(rdData[0])) - 4);
+ return -EINVAL;
+ }
+
LOCK_TAKE(hdw->ctl_lock); do {
@@ -197,25 +220,22 @@ static int pvr2_write_encoder_vcmd (struct pvr2_hdw *hdw, u8 cmd,
wrData[1] = cmd;
wrData[2] = 0;
wrData[3] = 0x00060000;
- va_start(vl, args);
- for (idx = 0; idx < args; idx++) {
- wrData[idx+4] = va_arg(vl, u32);
+ for (idx = 0; idx < arg_cnt_send; idx++) {
+ wrData[idx+4] = argp[idx];
}
- va_end(vl);
- args += 4;
- while (args < sizeof(wrData)/sizeof(wrData[0])) {
- wrData[args++] = 0;
+ for (; idx < (sizeof(wrData)/sizeof(wrData[0]))-4; idx++) {
+ wrData[idx+4] = 0;
}
- ret = pvr2_write_encoder_words(hdw,wrData,args);
+ ret = pvr2_encoder_write_words(hdw,wrData,idx);
if (ret) break;
wrData[0] = IVTV_MBOX_DRIVER_DONE|IVTV_MBOX_DRIVER_BUSY;
- ret = pvr2_write_encoder_words(hdw,wrData,1);
+ ret = pvr2_encoder_write_words(hdw,wrData,1);
if (ret) break;
poll_count = 0;
while (1) {
if (poll_count < 10000000) poll_count++;
- ret = pvr2_read_encoder_words(hdw,!0,rdData,1);
+ ret = pvr2_encoder_read_words(hdw,!0,rdData,1);
if (ret) break;
if (rdData[0] & IVTV_MBOX_FIRMWARE_DONE) {
break;
@@ -229,7 +249,7 @@ static int pvr2_write_encoder_vcmd (struct pvr2_hdw *hdw, u8 cmd,
pvr2_trace(
PVR2_TRACE_ERROR_LEGS,
"Encoder command: 0x%02x",cmd);
- for (idx = 4; idx < args; idx++) {
+ for (idx = 4; idx < arg_cnt_send; idx++) {
pvr2_trace(
PVR2_TRACE_ERROR_LEGS,
"Encoder arg%d: 0x%08x",
@@ -246,8 +266,11 @@ static int pvr2_write_encoder_vcmd (struct pvr2_hdw *hdw, u8 cmd,
}
if (ret) break;
wrData[0] = 0x7;
- ret = pvr2_read_encoder_words(hdw,0,rdData,16);
+ ret = pvr2_encoder_read_words(
+ hdw,0,rdData,
+ sizeof(rdData)/sizeof(rdData[0]));
if (ret) break;
+#if 0
for (idx = 0; idx < args; idx++) {
if (rdData[idx] != wrData[idx]) {
pvr2_trace(
@@ -257,9 +280,13 @@ static int pvr2_write_encoder_vcmd (struct pvr2_hdw *hdw, u8 cmd,
idx,wrData[idx],rdData[idx]);
}
}
+#endif
+ for (idx = 0; idx < arg_cnt_recv; idx++) {
+ argp[idx] = rdData[idx+4];
+ }
wrData[0] = 0x0;
- ret = pvr2_write_encoder_words(hdw,wrData,1);
+ ret = pvr2_encoder_write_words(hdw,wrData,1);
if (ret) break;
} while(0); LOCK_GIVE(hdw->ctl_lock);
@@ -267,176 +294,94 @@ static int pvr2_write_encoder_vcmd (struct pvr2_hdw *hdw, u8 cmd,
return ret;
}
-int pvr2_encoder_configure(struct pvr2_hdw *hdw)
+
+static int pvr2_encoder_vcmd(struct pvr2_hdw *hdw, int cmd,
+ int args, ...)
{
- int ret = 0, audio, i;
- v4l2_std_id vd_std = hdw->std_mask_cur;
- int height = hdw->res_ver_val;
- int width = hdw->res_hor_val;
- int height_full = !hdw->interlace_val;
-
- int is_30fps, is_ntsc;
-
- if (vd_std & V4L2_STD_NTSC) {
- is_ntsc=1;
- is_30fps=1;
- } else if (vd_std & V4L2_STD_PAL_M) {
- is_ntsc=0;
- is_30fps=1;
- } else {
- is_ntsc=0;
- is_30fps=0;
+ va_list vl;
+ unsigned int idx;
+ u32 data[12];
+
+ if (args > sizeof(data)/sizeof(data[0])) {
+ pvr2_trace(
+ PVR2_TRACE_ERROR_LEGS,
+ "Failed to write cx23416 command"
+ " - too many arguments"
+ " (was given %u limit %u)",
+ args,sizeof(data)/sizeof(data[0]));
+ return -EINVAL;
}
- pvr2_trace(PVR2_TRACE_ENCODER,"pvr2_encoder_configure");
-
- /* set stream output port. Some notes here: The ivtv-derived
- encoder documentation says that this command only gets a
- single argument. However the Windows driver for the model
- 29xxx series hardware has been sending 0x01 as a second
- argument, while the Windows driver for the model 24xxx
- series hardware has been sending 0x02 as a second argument.
- Confusing matters further are the observations that 0x01
- for that second argument simply won't work on the 24xxx
- hardware, while 0x02 will work on the 29xxx - except that
- when we use 0x02 then xawtv breaks due to a loss of
- synchronization with the mpeg packet headers. While xawtv
- should be fixed to let it resync better (I did try to
- contact Gerd about this but he has not answered), it has
- also been determined that sending 0x00 as this mystery
- second argument seems to work on both hardware models AND
- xawtv works again. So we're going to send 0x00. */
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_OUTPUT_PORT, 2,
- 0x01, 0x00);
-
- /* set the Program Index Information. We want I,P,B frames (max 400) */
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_PGM_INDEX_INFO, 2,
- 0x07, 0x0190);
-
- /* NOTE : windows driver sends these */
- /* Mike Isely <isely@pobox.com> 7-Mar-2006 The windows driver
- sends the following commands but if we do the same then
- many apps are no longer able to read the video stream.
- Leaving these out seems to do no harm at all, so they're
- commented out for that reason. */
-#ifdef notdef
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 5,0,0,0);
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 3,1,0,0);
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 8,0,0,0);
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 4,1,0,0);
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 0,3,0,0);
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_MISC,4,15,0,0,0);
-#endif
+ va_start(vl, args);
+ for (idx = 0; idx < args; idx++) {
+ data[idx] = va_arg(vl, u32);
+ }
+ va_end(vl);
- /* Strange compared to ivtv data. */
-#if 0
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2,
- 0x0120, 0x0120);
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2,
- 0x0131, 0x0131);
-#endif
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2,
- 0xf0, 0xf0);
+ return pvr2_encoder_cmd(hdw,cmd,args,0,data);
+}
- /* setup firmware to notify us about some events (don't know why...) */
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_EVENT_NOTIFICATION, 4,
- 0, 0, 0x10000000, 0xffffffff);
+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);
- /* set fps to 25 or 30 (1 or 0)*/
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_FRAME_RATE, 1,
- is_30fps ? 0 : 1);
+ ret = 0;
- /* set encoding resolution */
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_FRAME_SIZE, 2,
- (height_full ? height : (height / 2)),
- width);
- /* set encoding aspect ratio to 4:3 */
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_ASPECT_RATIO, 1,
- 0x02);
+ if (!ret) ret = pvr2_encoder_vcmd(
+ hdw,CX2341X_ENC_SET_NUM_VSYNC_LINES, 2,
+ 0xf0, 0xf0);
- /* VBI */
+ /* 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;
+ }
- if (hdw->config == pvr2_config_vbi) {
- int lines = 2 * (is_30fps ? 12 : 18);
- int size = (4*((lines*1443+3)/4)) / lines;
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_VBI_CONFIG, 7,
- 0xbd05, 1, 4,
- 0x25256262, 0x387f7f7f,
- lines , size);
-// 0x25256262, 0x13135454, lines , size);
- /* select vbi lines */
-#define line_used(l) (is_30fps ? (l >= 10 && l <= 21) : (l >= 6 && l <= 23))
- for (i = 2 ; i <= 24 ; i++){
- ret |= pvr2_write_encoder_vcmd(
- hdw,CX2341X_ENC_SET_VBI_LINE, 5,
- i-1,line_used(i), 0, 0, 0);
- ret |= pvr2_write_encoder_vcmd(
- hdw,CX2341X_ENC_SET_VBI_LINE, 5,
- (i-1) | (1 << 31),
- line_used(i), 0, 0, 0);
- }
- } else {
- ret |= pvr2_write_encoder_vcmd(
- hdw,CX2341X_ENC_SET_VBI_LINE, 5,
- 0xffffffff,0,0,0,0);
+ ret = cx2341x_update(hdw,pvr2_encoder_cmd,
+ (hdw->enc_cur_valid ? &hdw->enc_cur_state : 0),
+ &hdw->enc_ctl_state);
+ if (ret) {
+ pvr2_trace(PVR2_TRACE_ERROR_LEGS,
+ "Error from cx2341x module code=%d",ret);
+ return ret;
}
- /* set stream type, depending on resolution. */
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_STREAM_TYPE, 1,
- height_full ? 0x0a : 0x0b);
- /* set video bitrate */
- ret |= pvr2_write_encoder_vcmd(
- hdw, CX2341X_ENC_SET_BIT_RATE, 3,
- (hdw->vbr_val ? 1 : 0),
- hdw->videobitrate_val,
- hdw->videopeak_val / 400);
- /* setup GOP structure (GOP size = 0f or 0c, 3-1 = 2 B-frames) */
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_GOP_PROPERTIES, 2,
- is_30fps ? 0x0f : 0x0c, 0x03);
-
- /* enable 3:2 pulldown */
- ret |= pvr2_write_encoder_vcmd(hdw,CX2341X_ENC_SET_3_2_PULLDOWN,1,0);
-
- /* set GOP open/close property (open) */
- ret |= pvr2_write_encoder_vcmd(hdw,CX2341X_ENC_SET_GOP_CLOSURE,1,0);
-
- /* set audio stream properties 0x40b9? 0100 0000 1011 1001 */
- audio = (pvr_tbl_audiobitrate[hdw->audiobitrate_val] |
- pvr_tbl_srate[hdw->srate_val] |
- hdw->audiolayer_val << 2 |
- (hdw->audiocrc_val ? 1 << 14 : 0) |
- pvr_tbl_emphasis[hdw->audioemphasis_val]);
-
- ret |= pvr2_write_encoder_vcmd(hdw,CX2341X_ENC_SET_AUDIO_PROPERTIES,1,
- audio);
-
- /* set dynamic noise reduction filter to manual, Horiz/Vert */
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_DNR_FILTER_MODE, 2,
- 0, 0x03);
-
- /* dynamic noise reduction filter param */
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_DNR_FILTER_PROPS, 2
- , 0, 0);
-
- /* dynamic noise reduction median filter */
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_SET_CORING_LEVELS, 4,
- 0, 0xff, 0, 0xff);
-
- /* spacial prefiler parameter */
- ret |= pvr2_write_encoder_vcmd(hdw,
- CX2341X_ENC_SET_SPATIAL_FILTER_TYPE, 2,
- 0x01, 0x01);
-
- /* initialize video input */
- ret |= pvr2_write_encoder_vcmd(hdw, CX2341X_ENC_INITIALIZE_INPUT, 0);
-
- if (!ret) {
- hdw->subsys_enabled_mask |= (1<<PVR2_SUBSYS_B_ENC_CFG);
+ 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;
}
- 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_start(struct pvr2_hdw *hdw)
{
int status;
@@ -449,14 +394,14 @@ int pvr2_encoder_start(struct pvr2_hdw *hdw)
pvr2_hdw_gpio_chg_out(hdw,0xffffffff,0x00000000);
if (hdw->config == pvr2_config_vbi) {
- status = pvr2_write_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
- 0x01,0x14);
+ status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
+ 0x01,0x14);
} else if (hdw->config == pvr2_config_mpeg) {
- status = pvr2_write_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
- 0,0x13);
+ status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
+ 0,0x13);
} else {
- status = pvr2_write_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
- 0,0x13);
+ status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
+ 0,0x13);
}
if (!status) {
hdw->subsys_enabled_mask |= (1<<PVR2_SUBSYS_B_ENC_RUN);
@@ -472,14 +417,14 @@ int pvr2_encoder_stop(struct pvr2_hdw *hdw)
pvr2_write_register(hdw, 0x0048, 0xffffffff);
if (hdw->config == pvr2_config_vbi) {
- status = pvr2_write_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
- 0x01,0x01,0x14);
+ status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
+ 0x01,0x01,0x14);
} else if (hdw->config == pvr2_config_mpeg) {
- status = pvr2_write_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
- 0x01,0,0x13);
+ status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
+ 0x01,0,0x13);
} else {
- status = pvr2_write_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
- 0x01,0,0x13);
+ status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
+ 0x01,0,0x13);
}
/* change some GPIO data */
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-02 19:38:57 +0000