usb/pvrusb2/pvrusb2-encoder.c

12 #include "pvrusb2-hdw-internal.h"
26 static int pvr2_encoder_write_words(struct pvr2_hdw *hdw,
48 		memset(hdw->cmd_buffer,0,sizeof(hdw->cmd_buffer));
50 		hdw->cmd_buffer[bAddr++] = FX2CMD_MEM_WRITE_DWORD;
53 			hdw->cmd_buffer[bAddr+6] = (addr & 0xffu);
54 			hdw->cmd_buffer[bAddr+5] = ((addr>>8) & 0xffu);
55 			hdw->cmd_buffer[bAddr+4] = ((addr>>16) & 0xffu);
56 			PVR2_DECOMPOSE_LE(hdw->cmd_buffer, bAddr,data[idx]);
59 		ret = pvr2_send_request(hdw,
60 					hdw->cmd_buffer,1+(chunkCnt*7),
72 static int pvr2_encoder_read_words(struct pvr2_hdw *hdw,
94 		hdw->cmd_buffer[0] =
97 		hdw->cmd_buffer[1] = 0;
98 		hdw->cmd_buffer[2] = 0;
99 		hdw->cmd_buffer[3] = 0;
100 		hdw->cmd_buffer[4] = 0;
101 		hdw->cmd_buffer[5] = ((offs>>16) & 0xffu);
102 		hdw->cmd_buffer[6] = ((offs>>8) & 0xffu);
103 		hdw->cmd_buffer[7] = (offs & 0xffu);
104 		ret = pvr2_send_request(hdw,
105 					hdw->cmd_buffer,8,
106 					hdw->cmd_buffer,
111 			data[idx] = PVR2_COMPOSE_LE(hdw->cmd_buffer,idx*4);
141 	struct pvr2_hdw *hdw = (struct pvr2_hdw *)ctxt;
191 	LOCK_TAKE(hdw->ctl_lock);
193 		if (!hdw->state_encoder_ok) {
212 		ret = pvr2_encoder_write_words(hdw,MBOX_BASE,wrData,idx);
215 		ret = pvr2_encoder_write_words(hdw,MBOX_BASE,wrData,1);
220 			ret = pvr2_encoder_read_words(hdw,MBOX_BASE,rdData,
260 			del_timer_sync(&hdw->encoder_run_timer);
261 			hdw->state_encoder_ok = 0;
265 				   (hdw->state_encoder_ok ? "true" : "false"));
266 			if (hdw->state_encoder_runok) {
267 				hdw->state_encoder_runok = 0;
271 					   (hdw->state_encoder_runok ?
285 		ret = pvr2_encoder_write_words(hdw,MBOX_BASE,wrData,1);
288 	LOCK_GIVE(hdw->ctl_lock);
294 static int pvr2_encoder_vcmd(struct pvr2_hdw *hdw, int cmd,
315 	return pvr2_encoder_cmd(hdw,cmd,args,0,data);
321 static int pvr2_encoder_prep_config(struct pvr2_hdw *hdw)
332 	LOCK_TAKE(hdw->ctl_lock); do {
335 		pvr2_encoder_write_words(hdw,0x01fe,dat,1);
336 		pvr2_encoder_write_words(hdw,0x023e,dat,1);
337 	} while(0); LOCK_GIVE(hdw->ctl_lock);
352 	ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 5,0,0,0);
360 	if (hdw->hdw_desc->flag_has_cx25840) {
365 	ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 3,
368 	ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 8,0,0,0);
376 	ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 4,1,0,0);
379 	ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4, 0,3,0,0);
380 	ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC,4,15,0,0,0);
384 	ret |= pvr2_encoder_vcmd(hdw, CX2341X_ENC_MISC, 2, 4, 1);
389 int pvr2_encoder_adjust(struct pvr2_hdw *hdw)
392 	ret = cx2341x_update(hdw,pvr2_encoder_cmd,
393 			     (hdw->enc_cur_valid ? &hdw->enc_cur_state : NULL),
394 			     &hdw->enc_ctl_state);
399 		hdw->enc_cur_state = hdw->enc_ctl_state;
400 		hdw->enc_cur_valid = !0;
406 int pvr2_encoder_configure(struct pvr2_hdw *hdw)
411 	hdw->enc_ctl_state.port = CX2341X_PORT_STREAMING;
412 	hdw->enc_ctl_state.width = hdw->res_hor_val;
413 	hdw->enc_ctl_state.height = hdw->res_ver_val;
414 	hdw->enc_ctl_state.is_50hz = ((hdw->std_mask_cur & V4L2_STD_525_60) ?
419 	ret |= pvr2_encoder_prep_config(hdw);
423 	if (hdw->hdw_desc->flag_has_cx25840) {
429 		hdw,CX2341X_ENC_SET_NUM_VSYNC_LINES, 2,
434 		hdw,CX2341X_ENC_SET_EVENT_NOTIFICATION, 4,
438 		hdw,CX2341X_ENC_SET_VBI_LINE, 5,
447 	ret = pvr2_encoder_adjust(hdw);
451 		hdw, CX2341X_ENC_INITIALIZE_INPUT, 0);
463 int pvr2_encoder_start(struct pvr2_hdw *hdw)
468 	pvr2_write_register(hdw, 0x0048, 0xbfffffff);
470 	pvr2_encoder_vcmd(hdw,CX2341X_ENC_MUTE_VIDEO,1,
471 			  hdw->input_val == PVR2_CVAL_INPUT_RADIO ? 1 : 0);
473 	switch (hdw->active_stream_type) {
475 		status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
479 		status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
483 		status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_START_CAPTURE,2,
490 int pvr2_encoder_stop(struct pvr2_hdw *hdw)
495 	pvr2_write_register(hdw, 0x0048, 0xffffffff);
497 	switch (hdw->active_stream_type) {
499 		status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
503 		status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,
507 		status = pvr2_encoder_vcmd(hdw,CX2341X_ENC_STOP_CAPTURE,3,