X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fmedia%2Fvideo%2Fpvrusb2%2Fpvrusb2-video-v4l.c;h=2e205c99eb969933eec6a5de339efecfd48f87ff;hb=5a0e3ad6af8660be21ca98a971cd00f331318c05;hp=c7a1621cf140d34376c614d245b322dd09d561d3;hpb=1e481cca49bf1c444562f5b86a0e5315d68640c7;p=safe%2Fjmp%2Flinux-2.6 diff --git a/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c b/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c index c7a1621..2e205c9 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c +++ b/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c @@ -30,7 +30,6 @@ #include "pvrusb2-video-v4l.h" -#include "pvrusb2-i2c-cmd-v4l2.h" #include "pvrusb2-hdw-internal.h" #include "pvrusb2-debug.h" @@ -38,7 +37,6 @@ #include #include #include -#include struct routing_scheme { const int *def; @@ -55,212 +53,43 @@ static const int routing_scheme0[] = { [PVR2_CVAL_INPUT_SVIDEO] = SAA7115_SVIDEO2, }; -static const struct routing_scheme routing_schemes[] = { - [PVR2_ROUTING_SCHEME_HAUPPAUGE] = { - .def = routing_scheme0, - .cnt = ARRAY_SIZE(routing_scheme0), - }, +static const struct routing_scheme routing_def0 = { + .def = routing_scheme0, + .cnt = ARRAY_SIZE(routing_scheme0), }; -struct pvr2_v4l_decoder { - struct pvr2_i2c_handler handler; - struct pvr2_decoder_ctrl ctrl; - struct pvr2_i2c_client *client; - struct pvr2_hdw *hdw; - unsigned long stale_mask; -}; - - - -static void set_input(struct pvr2_v4l_decoder *ctxt) -{ - struct pvr2_hdw *hdw = ctxt->hdw; - struct v4l2_routing route; - const struct routing_scheme *sp; - unsigned int sid = hdw->hdw_desc->signal_routing_scheme; - - pvr2_trace(PVR2_TRACE_CHIPS,"i2c v4l2 set_input(%d)",hdw->input_val); - - if ((sid < ARRAY_SIZE(routing_schemes)) && - ((sp = routing_schemes + sid) != NULL) && - (hdw->input_val >= 0) && - (hdw->input_val < sp->cnt)) { - route.input = sp->def[hdw->input_val]; - } else { - pvr2_trace(PVR2_TRACE_ERROR_LEGS, - "*** WARNING *** i2c v4l2 set_input:" - " Invalid routing scheme (%u) and/or input (%d)", - sid,hdw->input_val); - return; - } - - route.output = 0; - pvr2_i2c_client_cmd(ctxt->client,VIDIOC_INT_S_VIDEO_ROUTING,&route); -} - - -static int check_input(struct pvr2_v4l_decoder *ctxt) -{ - struct pvr2_hdw *hdw = ctxt->hdw; - return hdw->input_dirty != 0; -} - - -static void set_audio(struct pvr2_v4l_decoder *ctxt) -{ - u32 val; - struct pvr2_hdw *hdw = ctxt->hdw; - - pvr2_trace(PVR2_TRACE_CHIPS,"i2c v4l2 set_audio %d", - hdw->srate_val); - switch (hdw->srate_val) { - default: - case V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000: - val = 48000; - break; - case V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100: - val = 44100; - break; - case V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000: - val = 32000; - break; - } - pvr2_i2c_client_cmd(ctxt->client,VIDIOC_INT_AUDIO_CLOCK_FREQ,&val); -} - - -static int check_audio(struct pvr2_v4l_decoder *ctxt) -{ - struct pvr2_hdw *hdw = ctxt->hdw; - return hdw->srate_dirty != 0; -} - - -struct pvr2_v4l_decoder_ops { - void (*update)(struct pvr2_v4l_decoder *); - int (*check)(struct pvr2_v4l_decoder *); +static const int routing_scheme1[] = { + [PVR2_CVAL_INPUT_TV] = SAA7115_COMPOSITE4, + [PVR2_CVAL_INPUT_RADIO] = SAA7115_COMPOSITE5, + [PVR2_CVAL_INPUT_COMPOSITE] = SAA7115_COMPOSITE3, + [PVR2_CVAL_INPUT_SVIDEO] = SAA7115_SVIDEO2, /* or SVIDEO0, it seems */ }; - -static const struct pvr2_v4l_decoder_ops decoder_ops[] = { - { .update = set_input, .check = check_input}, - { .update = set_audio, .check = check_audio}, +static const struct routing_scheme routing_def1 = { + .def = routing_scheme1, + .cnt = ARRAY_SIZE(routing_scheme1), }; - -static void decoder_detach(struct pvr2_v4l_decoder *ctxt) -{ - ctxt->client->handler = NULL; - pvr2_hdw_set_decoder(ctxt->hdw,NULL); - kfree(ctxt); -} - - -static int decoder_check(struct pvr2_v4l_decoder *ctxt) -{ - unsigned long msk; - unsigned int idx; - - for (idx = 0; idx < ARRAY_SIZE(decoder_ops); idx++) { - msk = 1 << idx; - if (ctxt->stale_mask & msk) continue; - if (decoder_ops[idx].check(ctxt)) { - ctxt->stale_mask |= msk; - } - } - return ctxt->stale_mask != 0; -} - - -static void decoder_update(struct pvr2_v4l_decoder *ctxt) -{ - unsigned long msk; - unsigned int idx; - - for (idx = 0; idx < ARRAY_SIZE(decoder_ops); idx++) { - msk = 1 << idx; - if (!(ctxt->stale_mask & msk)) continue; - ctxt->stale_mask &= ~msk; - decoder_ops[idx].update(ctxt); - } -} - - -static int decoder_detect(struct pvr2_i2c_client *cp) -{ - /* Attempt to query the decoder - let's see if it will answer */ - struct v4l2_tuner vt; - int ret; - - memset(&vt,0,sizeof(vt)); - ret = pvr2_i2c_client_cmd(cp,VIDIOC_G_TUNER,&vt); - return ret == 0; /* Return true if it answered */ -} - - -static void decoder_enable(struct pvr2_v4l_decoder *ctxt,int fl) -{ - pvr2_trace(PVR2_TRACE_CHIPS,"i2c v4l2 decoder_enable(%d)",fl); - pvr2_v4l2_cmd_stream(ctxt->client,fl); -} - - -static unsigned int decoder_describe(struct pvr2_v4l_decoder *ctxt,char *buf,unsigned int cnt) -{ - return scnprintf(buf,cnt,"handler: pvrusb2-video-v4l"); -} - - -static const struct pvr2_i2c_handler_functions hfuncs = { - .detach = (void (*)(void *))decoder_detach, - .check = (int (*)(void *))decoder_check, - .update = (void (*)(void *))decoder_update, - .describe = (unsigned int (*)(void *,char *,unsigned int))decoder_describe, +static const struct routing_scheme *routing_schemes[] = { + [PVR2_ROUTING_SCHEME_HAUPPAUGE] = &routing_def0, + [PVR2_ROUTING_SCHEME_ONAIR] = &routing_def1, }; - -int pvr2_i2c_decoder_v4l_setup(struct pvr2_hdw *hdw, - struct pvr2_i2c_client *cp) -{ - struct pvr2_v4l_decoder *ctxt; - - if (hdw->decoder_ctrl) return 0; - if (cp->handler) return 0; - if (!decoder_detect(cp)) return 0; - - ctxt = kzalloc(sizeof(*ctxt),GFP_KERNEL); - if (!ctxt) return 0; - - ctxt->handler.func_data = ctxt; - ctxt->handler.func_table = &hfuncs; - ctxt->ctrl.ctxt = ctxt; - ctxt->ctrl.detach = (void (*)(void *))decoder_detach; - ctxt->ctrl.enable = (void (*)(void *,int))decoder_enable; - ctxt->client = cp; - ctxt->hdw = hdw; - ctxt->stale_mask = (1 << ARRAY_SIZE(decoder_ops)) - 1; - pvr2_hdw_set_decoder(hdw,&ctxt->ctrl); - cp->handler = &ctxt->handler; - pvr2_trace(PVR2_TRACE_CHIPS,"i2c 0x%x saa711x V4L2 handler set up", - cp->client->addr); - return !0; -} - - void pvr2_saa7115_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd) { - if (hdw->input_dirty) { - struct v4l2_routing route; + if (hdw->input_dirty || hdw->force_dirty) { const struct routing_scheme *sp; unsigned int sid = hdw->hdw_desc->signal_routing_scheme; + u32 input; + pvr2_trace(PVR2_TRACE_CHIPS, "subdev v4l2 set_input(%d)", hdw->input_val); - if ((sid < ARRAY_SIZE(routing_schemes)) && - ((sp = routing_schemes + sid) != NULL) && - (hdw->input_val >= 0) && - (hdw->input_val < sp->cnt)) { - route.input = sp->def[hdw->input_val]; - } else { + + sp = (sid < ARRAY_SIZE(routing_schemes)) ? + routing_schemes[sid] : NULL; + if ((sp == NULL) || + (hdw->input_val < 0) || + (hdw->input_val >= sp->cnt)) { pvr2_trace(PVR2_TRACE_ERROR_LEGS, "*** WARNING *** subdev v4l2 set_input:" " Invalid routing scheme (%u)" @@ -268,8 +97,8 @@ void pvr2_saa7115_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd) sid, hdw->input_val); return; } - route.output = 0; - sd->ops->video->s_routing(sd, &route); + input = sp->def[hdw->input_val]; + sd->ops->video->s_routing(sd, input, 0, 0); } }