Merge tag 'media/v4.20-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab...
[muen/linux.git] / drivers / media / pci / cx88 / cx88-video.c
1 /*
2  *
3  * device driver for Conexant 2388x based TV cards
4  * video4linux video interface
5  *
6  * (c) 2003-04 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
7  *
8  * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@kernel.org>
9  *      - Multituner support
10  *      - video_ioctl2 conversion
11  *      - PAL/M fixes
12  *
13  *  This program is free software; you can redistribute it and/or modify
14  *  it under the terms of the GNU General Public License as published by
15  *  the Free Software Foundation; either version 2 of the License, or
16  *  (at your option) any later version.
17  *
18  *  This program is distributed in the hope that it will be useful,
19  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
20  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21  *  GNU General Public License for more details.
22  */
23
24 #include "cx88.h"
25
26 #include <linux/init.h>
27 #include <linux/list.h>
28 #include <linux/module.h>
29 #include <linux/kmod.h>
30 #include <linux/kernel.h>
31 #include <linux/slab.h>
32 #include <linux/interrupt.h>
33 #include <linux/dma-mapping.h>
34 #include <linux/delay.h>
35 #include <linux/kthread.h>
36 #include <asm/div64.h>
37
38 #include <media/v4l2-common.h>
39 #include <media/v4l2-ioctl.h>
40 #include <media/v4l2-event.h>
41 #include <media/i2c/wm8775.h>
42
43 MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards");
44 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
45 MODULE_LICENSE("GPL");
46 MODULE_VERSION(CX88_VERSION);
47
48 /* ------------------------------------------------------------------ */
49
50 static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
51 static unsigned int vbi_nr[]   = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
52 static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
53
54 module_param_array(video_nr, int, NULL, 0444);
55 module_param_array(vbi_nr,   int, NULL, 0444);
56 module_param_array(radio_nr, int, NULL, 0444);
57
58 MODULE_PARM_DESC(video_nr, "video device numbers");
59 MODULE_PARM_DESC(vbi_nr, "vbi device numbers");
60 MODULE_PARM_DESC(radio_nr, "radio device numbers");
61
62 static unsigned int video_debug;
63 module_param(video_debug, int, 0644);
64 MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
65
66 static unsigned int irq_debug;
67 module_param(irq_debug, int, 0644);
68 MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]");
69
70 #define dprintk(level, fmt, arg...) do {                        \
71         if (video_debug >= level)                               \
72                 printk(KERN_DEBUG pr_fmt("%s: video:" fmt),     \
73                         __func__, ##arg);                       \
74 } while (0)
75
76 /* ------------------------------------------------------------------- */
77 /* static data                                                         */
78
79 static const struct cx8800_fmt formats[] = {
80         {
81                 .name     = "8 bpp, gray",
82                 .fourcc   = V4L2_PIX_FMT_GREY,
83                 .cxformat = ColorFormatY8,
84                 .depth    = 8,
85                 .flags    = FORMAT_FLAGS_PACKED,
86         }, {
87                 .name     = "15 bpp RGB, le",
88                 .fourcc   = V4L2_PIX_FMT_RGB555,
89                 .cxformat = ColorFormatRGB15,
90                 .depth    = 16,
91                 .flags    = FORMAT_FLAGS_PACKED,
92         }, {
93                 .name     = "15 bpp RGB, be",
94                 .fourcc   = V4L2_PIX_FMT_RGB555X,
95                 .cxformat = ColorFormatRGB15 | ColorFormatBSWAP,
96                 .depth    = 16,
97                 .flags    = FORMAT_FLAGS_PACKED,
98         }, {
99                 .name     = "16 bpp RGB, le",
100                 .fourcc   = V4L2_PIX_FMT_RGB565,
101                 .cxformat = ColorFormatRGB16,
102                 .depth    = 16,
103                 .flags    = FORMAT_FLAGS_PACKED,
104         }, {
105                 .name     = "16 bpp RGB, be",
106                 .fourcc   = V4L2_PIX_FMT_RGB565X,
107                 .cxformat = ColorFormatRGB16 | ColorFormatBSWAP,
108                 .depth    = 16,
109                 .flags    = FORMAT_FLAGS_PACKED,
110         }, {
111                 .name     = "24 bpp RGB, le",
112                 .fourcc   = V4L2_PIX_FMT_BGR24,
113                 .cxformat = ColorFormatRGB24,
114                 .depth    = 24,
115                 .flags    = FORMAT_FLAGS_PACKED,
116         }, {
117                 .name     = "32 bpp RGB, le",
118                 .fourcc   = V4L2_PIX_FMT_BGR32,
119                 .cxformat = ColorFormatRGB32,
120                 .depth    = 32,
121                 .flags    = FORMAT_FLAGS_PACKED,
122         }, {
123                 .name     = "32 bpp RGB, be",
124                 .fourcc   = V4L2_PIX_FMT_RGB32,
125                 .cxformat = ColorFormatRGB32 | ColorFormatBSWAP |
126                             ColorFormatWSWAP,
127                 .depth    = 32,
128                 .flags    = FORMAT_FLAGS_PACKED,
129         }, {
130                 .name     = "4:2:2, packed, YUYV",
131                 .fourcc   = V4L2_PIX_FMT_YUYV,
132                 .cxformat = ColorFormatYUY2,
133                 .depth    = 16,
134                 .flags    = FORMAT_FLAGS_PACKED,
135         }, {
136                 .name     = "4:2:2, packed, UYVY",
137                 .fourcc   = V4L2_PIX_FMT_UYVY,
138                 .cxformat = ColorFormatYUY2 | ColorFormatBSWAP,
139                 .depth    = 16,
140                 .flags    = FORMAT_FLAGS_PACKED,
141         },
142 };
143
144 static const struct cx8800_fmt *format_by_fourcc(unsigned int fourcc)
145 {
146         unsigned int i;
147
148         for (i = 0; i < ARRAY_SIZE(formats); i++)
149                 if (formats[i].fourcc == fourcc)
150                         return formats + i;
151         return NULL;
152 }
153
154 /* ------------------------------------------------------------------- */
155
156 struct cx88_ctrl {
157         /* control information */
158         u32 id;
159         s32 minimum;
160         s32 maximum;
161         u32 step;
162         s32 default_value;
163
164         /* control register information */
165         u32 off;
166         u32 reg;
167         u32 sreg;
168         u32 mask;
169         u32 shift;
170 };
171
172 static const struct cx88_ctrl cx8800_vid_ctls[] = {
173         /* --- video --- */
174         {
175                 .id            = V4L2_CID_BRIGHTNESS,
176                 .minimum       = 0x00,
177                 .maximum       = 0xff,
178                 .step          = 1,
179                 .default_value = 0x7f,
180                 .off           = 128,
181                 .reg           = MO_CONTR_BRIGHT,
182                 .mask          = 0x00ff,
183                 .shift         = 0,
184         }, {
185                 .id            = V4L2_CID_CONTRAST,
186                 .minimum       = 0,
187                 .maximum       = 0xff,
188                 .step          = 1,
189                 .default_value = 0x3f,
190                 .off           = 0,
191                 .reg           = MO_CONTR_BRIGHT,
192                 .mask          = 0xff00,
193                 .shift         = 8,
194         }, {
195                 .id            = V4L2_CID_HUE,
196                 .minimum       = 0,
197                 .maximum       = 0xff,
198                 .step          = 1,
199                 .default_value = 0x7f,
200                 .off           = 128,
201                 .reg           = MO_HUE,
202                 .mask          = 0x00ff,
203                 .shift         = 0,
204         }, {
205                 /* strictly, this only describes only U saturation.
206                  * V saturation is handled specially through code.
207                  */
208                 .id            = V4L2_CID_SATURATION,
209                 .minimum       = 0,
210                 .maximum       = 0xff,
211                 .step          = 1,
212                 .default_value = 0x7f,
213                 .off           = 0,
214                 .reg           = MO_UV_SATURATION,
215                 .mask          = 0x00ff,
216                 .shift         = 0,
217         }, {
218                 .id            = V4L2_CID_SHARPNESS,
219                 .minimum       = 0,
220                 .maximum       = 4,
221                 .step          = 1,
222                 .default_value = 0x0,
223                 .off           = 0,
224                 /*
225                  * NOTE: the value is converted and written to both even
226                  * and odd registers in the code
227                  */
228                 .reg           = MO_FILTER_ODD,
229                 .mask          = 7 << 7,
230                 .shift         = 7,
231         }, {
232                 .id            = V4L2_CID_CHROMA_AGC,
233                 .minimum       = 0,
234                 .maximum       = 1,
235                 .default_value = 0x1,
236                 .reg           = MO_INPUT_FORMAT,
237                 .mask          = 1 << 10,
238                 .shift         = 10,
239         }, {
240                 .id            = V4L2_CID_COLOR_KILLER,
241                 .minimum       = 0,
242                 .maximum       = 1,
243                 .default_value = 0x1,
244                 .reg           = MO_INPUT_FORMAT,
245                 .mask          = 1 << 9,
246                 .shift         = 9,
247         }, {
248                 .id            = V4L2_CID_BAND_STOP_FILTER,
249                 .minimum       = 0,
250                 .maximum       = 1,
251                 .step          = 1,
252                 .default_value = 0x0,
253                 .off           = 0,
254                 .reg           = MO_HTOTAL,
255                 .mask          = 3 << 11,
256                 .shift         = 11,
257         }
258 };
259
260 static const struct cx88_ctrl cx8800_aud_ctls[] = {
261         {
262                 /* --- audio --- */
263                 .id            = V4L2_CID_AUDIO_MUTE,
264                 .minimum       = 0,
265                 .maximum       = 1,
266                 .default_value = 1,
267                 .reg           = AUD_VOL_CTL,
268                 .sreg          = SHADOW_AUD_VOL_CTL,
269                 .mask          = (1 << 6),
270                 .shift         = 6,
271         }, {
272                 .id            = V4L2_CID_AUDIO_VOLUME,
273                 .minimum       = 0,
274                 .maximum       = 0x3f,
275                 .step          = 1,
276                 .default_value = 0x3f,
277                 .reg           = AUD_VOL_CTL,
278                 .sreg          = SHADOW_AUD_VOL_CTL,
279                 .mask          = 0x3f,
280                 .shift         = 0,
281         }, {
282                 .id            = V4L2_CID_AUDIO_BALANCE,
283                 .minimum       = 0,
284                 .maximum       = 0x7f,
285                 .step          = 1,
286                 .default_value = 0x40,
287                 .reg           = AUD_BAL_CTL,
288                 .sreg          = SHADOW_AUD_BAL_CTL,
289                 .mask          = 0x7f,
290                 .shift         = 0,
291         }
292 };
293
294 enum {
295         CX8800_VID_CTLS = ARRAY_SIZE(cx8800_vid_ctls),
296         CX8800_AUD_CTLS = ARRAY_SIZE(cx8800_aud_ctls),
297 };
298
299 /* ------------------------------------------------------------------ */
300
301 int cx88_video_mux(struct cx88_core *core, unsigned int input)
302 {
303         /* struct cx88_core *core = dev->core; */
304
305         dprintk(1, "video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n",
306                 input, INPUT(input).vmux,
307                 INPUT(input).gpio0, INPUT(input).gpio1,
308                 INPUT(input).gpio2, INPUT(input).gpio3);
309         core->input = input;
310         cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14);
311         cx_write(MO_GP3_IO, INPUT(input).gpio3);
312         cx_write(MO_GP0_IO, INPUT(input).gpio0);
313         cx_write(MO_GP1_IO, INPUT(input).gpio1);
314         cx_write(MO_GP2_IO, INPUT(input).gpio2);
315
316         switch (INPUT(input).type) {
317         case CX88_VMUX_SVIDEO:
318                 cx_set(MO_AFECFG_IO,    0x00000001);
319                 cx_set(MO_INPUT_FORMAT, 0x00010010);
320                 cx_set(MO_FILTER_EVEN,  0x00002020);
321                 cx_set(MO_FILTER_ODD,   0x00002020);
322                 break;
323         default:
324                 cx_clear(MO_AFECFG_IO,    0x00000001);
325                 cx_clear(MO_INPUT_FORMAT, 0x00010010);
326                 cx_clear(MO_FILTER_EVEN,  0x00002020);
327                 cx_clear(MO_FILTER_ODD,   0x00002020);
328                 break;
329         }
330
331         /*
332          * if there are audioroutes defined, we have an external
333          * ADC to deal with audio
334          */
335         if (INPUT(input).audioroute) {
336                 /*
337                  * The wm8775 module has the "2" route hardwired into
338                  * the initialization. Some boards may use different
339                  * routes for different inputs. HVR-1300 surely does
340                  */
341                 if (core->sd_wm8775) {
342                         call_all(core, audio, s_routing,
343                                  INPUT(input).audioroute, 0, 0);
344                 }
345                 /*
346                  * cx2388's C-ADC is connected to the tuner only.
347                  * When used with S-Video, that ADC is busy dealing with
348                  * chroma, so an external must be used for baseband audio
349                  */
350                 if (INPUT(input).type != CX88_VMUX_TELEVISION &&
351                     INPUT(input).type != CX88_VMUX_CABLE) {
352                         /* "I2S ADC mode" */
353                         core->tvaudio = WW_I2SADC;
354                         cx88_set_tvaudio(core);
355                 } else {
356                         /* Normal mode */
357                         cx_write(AUD_I2SCNTL, 0x0);
358                         cx_clear(AUD_CTL, EN_I2SIN_ENABLE);
359                 }
360         }
361
362         return 0;
363 }
364 EXPORT_SYMBOL(cx88_video_mux);
365
366 /* ------------------------------------------------------------------ */
367
368 static int start_video_dma(struct cx8800_dev    *dev,
369                            struct cx88_dmaqueue *q,
370                            struct cx88_buffer   *buf)
371 {
372         struct cx88_core *core = dev->core;
373
374         /* setup fifo + format */
375         cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21],
376                                 buf->bpl, buf->risc.dma);
377         cx88_set_scale(core, core->width, core->height, core->field);
378         cx_write(MO_COLOR_CTRL, dev->fmt->cxformat | ColorFormatGamma);
379
380         /* reset counter */
381         cx_write(MO_VIDY_GPCNTRL, GP_COUNT_CONTROL_RESET);
382         q->count = 0;
383
384         /* enable irqs */
385         cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_VIDINT);
386
387         /*
388          * Enables corresponding bits at PCI_INT_STAT:
389          *      bits 0 to 4: video, audio, transport stream, VIP, Host
390          *      bit 7: timer
391          *      bits 8 and 9: DMA complete for: SRC, DST
392          *      bits 10 and 11: BERR signal asserted for RISC: RD, WR
393          *      bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB
394          */
395         cx_set(MO_VID_INTMSK, 0x0f0011);
396
397         /* enable capture */
398         cx_set(VID_CAPTURE_CONTROL, 0x06);
399
400         /* start dma */
401         cx_set(MO_DEV_CNTRL2, (1 << 5));
402         cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */
403
404         return 0;
405 }
406
407 #ifdef CONFIG_PM
408 static int stop_video_dma(struct cx8800_dev    *dev)
409 {
410         struct cx88_core *core = dev->core;
411
412         /* stop dma */
413         cx_clear(MO_VID_DMACNTRL, 0x11);
414
415         /* disable capture */
416         cx_clear(VID_CAPTURE_CONTROL, 0x06);
417
418         /* disable irqs */
419         cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT);
420         cx_clear(MO_VID_INTMSK, 0x0f0011);
421         return 0;
422 }
423
424 static int restart_video_queue(struct cx8800_dev    *dev,
425                                struct cx88_dmaqueue *q)
426 {
427         struct cx88_buffer *buf;
428
429         if (!list_empty(&q->active)) {
430                 buf = list_entry(q->active.next, struct cx88_buffer, list);
431                 dprintk(2, "restart_queue [%p/%d]: restart dma\n",
432                         buf, buf->vb.vb2_buf.index);
433                 start_video_dma(dev, q, buf);
434         }
435         return 0;
436 }
437 #endif
438
439 /* ------------------------------------------------------------------ */
440
441 static int queue_setup(struct vb2_queue *q,
442                        unsigned int *num_buffers, unsigned int *num_planes,
443                        unsigned int sizes[], struct device *alloc_devs[])
444 {
445         struct cx8800_dev *dev = q->drv_priv;
446         struct cx88_core *core = dev->core;
447
448         *num_planes = 1;
449         sizes[0] = (dev->fmt->depth * core->width * core->height) >> 3;
450         return 0;
451 }
452
453 static int buffer_prepare(struct vb2_buffer *vb)
454 {
455         struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
456         struct cx8800_dev *dev = vb->vb2_queue->drv_priv;
457         struct cx88_core *core = dev->core;
458         struct cx88_buffer *buf = container_of(vbuf, struct cx88_buffer, vb);
459         struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0);
460
461         buf->bpl = core->width * dev->fmt->depth >> 3;
462
463         if (vb2_plane_size(vb, 0) < core->height * buf->bpl)
464                 return -EINVAL;
465         vb2_set_plane_payload(vb, 0, core->height * buf->bpl);
466
467         switch (core->field) {
468         case V4L2_FIELD_TOP:
469                 cx88_risc_buffer(dev->pci, &buf->risc,
470                                  sgt->sgl, 0, UNSET,
471                                  buf->bpl, 0, core->height);
472                 break;
473         case V4L2_FIELD_BOTTOM:
474                 cx88_risc_buffer(dev->pci, &buf->risc,
475                                  sgt->sgl, UNSET, 0,
476                                  buf->bpl, 0, core->height);
477                 break;
478         case V4L2_FIELD_SEQ_TB:
479                 cx88_risc_buffer(dev->pci, &buf->risc,
480                                  sgt->sgl,
481                                  0, buf->bpl * (core->height >> 1),
482                                  buf->bpl, 0,
483                                  core->height >> 1);
484                 break;
485         case V4L2_FIELD_SEQ_BT:
486                 cx88_risc_buffer(dev->pci, &buf->risc,
487                                  sgt->sgl,
488                                  buf->bpl * (core->height >> 1), 0,
489                                  buf->bpl, 0,
490                                  core->height >> 1);
491                 break;
492         case V4L2_FIELD_INTERLACED:
493         default:
494                 cx88_risc_buffer(dev->pci, &buf->risc,
495                                  sgt->sgl, 0, buf->bpl,
496                                  buf->bpl, buf->bpl,
497                                  core->height >> 1);
498                 break;
499         }
500         dprintk(2,
501                 "[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
502                 buf, buf->vb.vb2_buf.index,
503                 core->width, core->height, dev->fmt->depth, dev->fmt->name,
504                 (unsigned long)buf->risc.dma);
505         return 0;
506 }
507
508 static void buffer_finish(struct vb2_buffer *vb)
509 {
510         struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
511         struct cx8800_dev *dev = vb->vb2_queue->drv_priv;
512         struct cx88_buffer *buf = container_of(vbuf, struct cx88_buffer, vb);
513         struct cx88_riscmem *risc = &buf->risc;
514
515         if (risc->cpu)
516                 pci_free_consistent(dev->pci, risc->size, risc->cpu, risc->dma);
517         memset(risc, 0, sizeof(*risc));
518 }
519
520 static void buffer_queue(struct vb2_buffer *vb)
521 {
522         struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
523         struct cx8800_dev *dev = vb->vb2_queue->drv_priv;
524         struct cx88_buffer    *buf = container_of(vbuf, struct cx88_buffer, vb);
525         struct cx88_buffer    *prev;
526         struct cx88_dmaqueue  *q    = &dev->vidq;
527
528         /* add jump to start */
529         buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 8);
530         buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC);
531         buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 8);
532
533         if (list_empty(&q->active)) {
534                 list_add_tail(&buf->list, &q->active);
535                 dprintk(2, "[%p/%d] buffer_queue - first active\n",
536                         buf, buf->vb.vb2_buf.index);
537
538         } else {
539                 buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1);
540                 prev = list_entry(q->active.prev, struct cx88_buffer, list);
541                 list_add_tail(&buf->list, &q->active);
542                 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
543                 dprintk(2, "[%p/%d] buffer_queue - append to active\n",
544                         buf, buf->vb.vb2_buf.index);
545         }
546 }
547
548 static int start_streaming(struct vb2_queue *q, unsigned int count)
549 {
550         struct cx8800_dev *dev = q->drv_priv;
551         struct cx88_dmaqueue *dmaq = &dev->vidq;
552         struct cx88_buffer *buf = list_entry(dmaq->active.next,
553                         struct cx88_buffer, list);
554
555         start_video_dma(dev, dmaq, buf);
556         return 0;
557 }
558
559 static void stop_streaming(struct vb2_queue *q)
560 {
561         struct cx8800_dev *dev = q->drv_priv;
562         struct cx88_core *core = dev->core;
563         struct cx88_dmaqueue *dmaq = &dev->vidq;
564         unsigned long flags;
565
566         cx_clear(MO_VID_DMACNTRL, 0x11);
567         cx_clear(VID_CAPTURE_CONTROL, 0x06);
568         spin_lock_irqsave(&dev->slock, flags);
569         while (!list_empty(&dmaq->active)) {
570                 struct cx88_buffer *buf = list_entry(dmaq->active.next,
571                         struct cx88_buffer, list);
572
573                 list_del(&buf->list);
574                 vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);
575         }
576         spin_unlock_irqrestore(&dev->slock, flags);
577 }
578
579 static const struct vb2_ops cx8800_video_qops = {
580         .queue_setup    = queue_setup,
581         .buf_prepare  = buffer_prepare,
582         .buf_finish = buffer_finish,
583         .buf_queue    = buffer_queue,
584         .wait_prepare = vb2_ops_wait_prepare,
585         .wait_finish = vb2_ops_wait_finish,
586         .start_streaming = start_streaming,
587         .stop_streaming = stop_streaming,
588 };
589
590 /* ------------------------------------------------------------------ */
591
592 static int radio_open(struct file *file)
593 {
594         struct cx8800_dev *dev = video_drvdata(file);
595         struct cx88_core *core = dev->core;
596         int ret = v4l2_fh_open(file);
597
598         if (ret)
599                 return ret;
600
601         cx_write(MO_GP3_IO, core->board.radio.gpio3);
602         cx_write(MO_GP0_IO, core->board.radio.gpio0);
603         cx_write(MO_GP1_IO, core->board.radio.gpio1);
604         cx_write(MO_GP2_IO, core->board.radio.gpio2);
605         if (core->board.radio.audioroute) {
606                 if (core->sd_wm8775) {
607                         call_all(core, audio, s_routing,
608                                  core->board.radio.audioroute, 0, 0);
609                 }
610                 /* "I2S ADC mode" */
611                 core->tvaudio = WW_I2SADC;
612                 cx88_set_tvaudio(core);
613         } else {
614                 /* FM Mode */
615                 core->tvaudio = WW_FM;
616                 cx88_set_tvaudio(core);
617                 cx88_set_stereo(core, V4L2_TUNER_MODE_STEREO, 1);
618         }
619         call_all(core, tuner, s_radio);
620         return 0;
621 }
622
623 /* ------------------------------------------------------------------ */
624 /* VIDEO CTRL IOCTLS                                                  */
625
626 static int cx8800_s_vid_ctrl(struct v4l2_ctrl *ctrl)
627 {
628         struct cx88_core *core =
629                 container_of(ctrl->handler, struct cx88_core, video_hdl);
630         const struct cx88_ctrl *cc = ctrl->priv;
631         u32 value, mask;
632
633         mask = cc->mask;
634         switch (ctrl->id) {
635         case V4L2_CID_SATURATION:
636                 /* special v_sat handling */
637
638                 value = ((ctrl->val - cc->off) << cc->shift) & cc->mask;
639
640                 if (core->tvnorm & V4L2_STD_SECAM) {
641                         /* For SECAM, both U and V sat should be equal */
642                         value = value << 8 | value;
643                 } else {
644                         /* Keeps U Saturation proportional to V Sat */
645                         value = (value * 0x5a) / 0x7f << 8 | value;
646                 }
647                 mask = 0xffff;
648                 break;
649         case V4L2_CID_SHARPNESS:
650                 /* 0b000, 0b100, 0b101, 0b110, or 0b111 */
651                 value = (ctrl->val < 1 ? 0 : ((ctrl->val + 3) << 7));
652                 /* needs to be set for both fields */
653                 cx_andor(MO_FILTER_EVEN, mask, value);
654                 break;
655         case V4L2_CID_CHROMA_AGC:
656                 value = ((ctrl->val - cc->off) << cc->shift) & cc->mask;
657                 break;
658         default:
659                 value = ((ctrl->val - cc->off) << cc->shift) & cc->mask;
660                 break;
661         }
662         dprintk(1,
663                 "set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
664                 ctrl->id, ctrl->name, ctrl->val, cc->reg, value,
665                 mask, cc->sreg ? " [shadowed]" : "");
666         if (cc->sreg)
667                 cx_sandor(cc->sreg, cc->reg, mask, value);
668         else
669                 cx_andor(cc->reg, mask, value);
670         return 0;
671 }
672
673 static int cx8800_s_aud_ctrl(struct v4l2_ctrl *ctrl)
674 {
675         struct cx88_core *core =
676                 container_of(ctrl->handler, struct cx88_core, audio_hdl);
677         const struct cx88_ctrl *cc = ctrl->priv;
678         u32 value, mask;
679
680         /* Pass changes onto any WM8775 */
681         if (core->sd_wm8775) {
682                 switch (ctrl->id) {
683                 case V4L2_CID_AUDIO_MUTE:
684                         wm8775_s_ctrl(core, ctrl->id, ctrl->val);
685                         break;
686                 case V4L2_CID_AUDIO_VOLUME:
687                         wm8775_s_ctrl(core, ctrl->id, (ctrl->val) ?
688                                                 (0x90 + ctrl->val) << 8 : 0);
689                         break;
690                 case V4L2_CID_AUDIO_BALANCE:
691                         wm8775_s_ctrl(core, ctrl->id, ctrl->val << 9);
692                         break;
693                 default:
694                         break;
695                 }
696         }
697
698         mask = cc->mask;
699         switch (ctrl->id) {
700         case V4L2_CID_AUDIO_BALANCE:
701                 value = (ctrl->val < 0x40) ?
702                         (0x7f - ctrl->val) : (ctrl->val - 0x40);
703                 break;
704         case V4L2_CID_AUDIO_VOLUME:
705                 value = 0x3f - (ctrl->val & 0x3f);
706                 break;
707         default:
708                 value = ((ctrl->val - cc->off) << cc->shift) & cc->mask;
709                 break;
710         }
711         dprintk(1,
712                 "set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
713                 ctrl->id, ctrl->name, ctrl->val, cc->reg, value,
714                 mask, cc->sreg ? " [shadowed]" : "");
715         if (cc->sreg)
716                 cx_sandor(cc->sreg, cc->reg, mask, value);
717         else
718                 cx_andor(cc->reg, mask, value);
719         return 0;
720 }
721
722 /* ------------------------------------------------------------------ */
723 /* VIDEO IOCTLS                                                       */
724
725 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
726                                 struct v4l2_format *f)
727 {
728         struct cx8800_dev *dev = video_drvdata(file);
729         struct cx88_core *core = dev->core;
730
731         f->fmt.pix.width        = core->width;
732         f->fmt.pix.height       = core->height;
733         f->fmt.pix.field        = core->field;
734         f->fmt.pix.pixelformat  = dev->fmt->fourcc;
735         f->fmt.pix.bytesperline =
736                 (f->fmt.pix.width * dev->fmt->depth) >> 3;
737         f->fmt.pix.sizeimage =
738                 f->fmt.pix.height * f->fmt.pix.bytesperline;
739         f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
740         return 0;
741 }
742
743 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
744                                   struct v4l2_format *f)
745 {
746         struct cx8800_dev *dev = video_drvdata(file);
747         struct cx88_core *core = dev->core;
748         const struct cx8800_fmt *fmt;
749         enum v4l2_field   field;
750         unsigned int      maxw, maxh;
751
752         fmt = format_by_fourcc(f->fmt.pix.pixelformat);
753         if (!fmt)
754                 return -EINVAL;
755
756         maxw = norm_maxw(core->tvnorm);
757         maxh = norm_maxh(core->tvnorm);
758
759         field = f->fmt.pix.field;
760
761         switch (field) {
762         case V4L2_FIELD_TOP:
763         case V4L2_FIELD_BOTTOM:
764         case V4L2_FIELD_INTERLACED:
765         case V4L2_FIELD_SEQ_BT:
766         case V4L2_FIELD_SEQ_TB:
767                 break;
768         default:
769                 field = (f->fmt.pix.height > maxh / 2)
770                         ? V4L2_FIELD_INTERLACED
771                         : V4L2_FIELD_BOTTOM;
772                 break;
773         }
774         if (V4L2_FIELD_HAS_T_OR_B(field))
775                 maxh /= 2;
776
777         v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2,
778                               &f->fmt.pix.height, 32, maxh, 0, 0);
779         f->fmt.pix.field = field;
780         f->fmt.pix.bytesperline =
781                 (f->fmt.pix.width * fmt->depth) >> 3;
782         f->fmt.pix.sizeimage =
783                 f->fmt.pix.height * f->fmt.pix.bytesperline;
784         f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
785
786         return 0;
787 }
788
789 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
790                                 struct v4l2_format *f)
791 {
792         struct cx8800_dev *dev = video_drvdata(file);
793         struct cx88_core *core = dev->core;
794         int err = vidioc_try_fmt_vid_cap(file, priv, f);
795
796         if (err != 0)
797                 return err;
798         if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq))
799                 return -EBUSY;
800         if (core->dvbdev && vb2_is_busy(&core->dvbdev->vb2_mpegq))
801                 return -EBUSY;
802         dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
803         core->width = f->fmt.pix.width;
804         core->height = f->fmt.pix.height;
805         core->field = f->fmt.pix.field;
806         return 0;
807 }
808
809 int cx88_querycap(struct file *file, struct cx88_core *core,
810                   struct v4l2_capability *cap)
811 {
812         struct video_device *vdev = video_devdata(file);
813
814         strscpy(cap->card, core->board.name, sizeof(cap->card));
815         cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
816         if (core->board.tuner_type != UNSET)
817                 cap->device_caps |= V4L2_CAP_TUNER;
818         switch (vdev->vfl_type) {
819         case VFL_TYPE_RADIO:
820                 cap->device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER;
821                 break;
822         case VFL_TYPE_GRABBER:
823                 cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE;
824                 break;
825         case VFL_TYPE_VBI:
826                 cap->device_caps |= V4L2_CAP_VBI_CAPTURE;
827                 break;
828         default:
829                 return -EINVAL;
830         }
831         cap->capabilities = cap->device_caps | V4L2_CAP_VIDEO_CAPTURE |
832                 V4L2_CAP_VBI_CAPTURE | V4L2_CAP_DEVICE_CAPS;
833         if (core->board.radio.type == CX88_RADIO)
834                 cap->capabilities |= V4L2_CAP_RADIO;
835         return 0;
836 }
837 EXPORT_SYMBOL(cx88_querycap);
838
839 static int vidioc_querycap(struct file *file, void  *priv,
840                            struct v4l2_capability *cap)
841 {
842         struct cx8800_dev *dev = video_drvdata(file);
843         struct cx88_core *core = dev->core;
844
845         strscpy(cap->driver, "cx8800", sizeof(cap->driver));
846         sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
847         return cx88_querycap(file, core, cap);
848 }
849
850 static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
851                                    struct v4l2_fmtdesc *f)
852 {
853         if (unlikely(f->index >= ARRAY_SIZE(formats)))
854                 return -EINVAL;
855
856         strscpy(f->description, formats[f->index].name, sizeof(f->description));
857         f->pixelformat = formats[f->index].fourcc;
858
859         return 0;
860 }
861
862 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorm)
863 {
864         struct cx8800_dev *dev = video_drvdata(file);
865         struct cx88_core *core = dev->core;
866
867         *tvnorm = core->tvnorm;
868         return 0;
869 }
870
871 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms)
872 {
873         struct cx8800_dev *dev = video_drvdata(file);
874         struct cx88_core *core = dev->core;
875
876         return cx88_set_tvnorm(core, tvnorms);
877 }
878
879 /* only one input in this sample driver */
880 int cx88_enum_input(struct cx88_core  *core, struct v4l2_input *i)
881 {
882         static const char * const iname[] = {
883                 [CX88_VMUX_COMPOSITE1] = "Composite1",
884                 [CX88_VMUX_COMPOSITE2] = "Composite2",
885                 [CX88_VMUX_COMPOSITE3] = "Composite3",
886                 [CX88_VMUX_COMPOSITE4] = "Composite4",
887                 [CX88_VMUX_SVIDEO] = "S-Video",
888                 [CX88_VMUX_TELEVISION] = "Television",
889                 [CX88_VMUX_CABLE] = "Cable TV",
890                 [CX88_VMUX_DVB] = "DVB",
891                 [CX88_VMUX_DEBUG] = "for debug only",
892         };
893         unsigned int n = i->index;
894
895         if (n >= 4)
896                 return -EINVAL;
897         if (!INPUT(n).type)
898                 return -EINVAL;
899         i->type  = V4L2_INPUT_TYPE_CAMERA;
900         strscpy(i->name, iname[INPUT(n).type], sizeof(i->name));
901         if ((INPUT(n).type == CX88_VMUX_TELEVISION) ||
902             (INPUT(n).type == CX88_VMUX_CABLE))
903                 i->type = V4L2_INPUT_TYPE_TUNER;
904
905         i->std = CX88_NORMS;
906         return 0;
907 }
908 EXPORT_SYMBOL(cx88_enum_input);
909
910 static int vidioc_enum_input(struct file *file, void *priv,
911                              struct v4l2_input *i)
912 {
913         struct cx8800_dev *dev = video_drvdata(file);
914         struct cx88_core *core = dev->core;
915
916         return cx88_enum_input(core, i);
917 }
918
919 static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
920 {
921         struct cx8800_dev *dev = video_drvdata(file);
922         struct cx88_core *core = dev->core;
923
924         *i = core->input;
925         return 0;
926 }
927
928 static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
929 {
930         struct cx8800_dev *dev = video_drvdata(file);
931         struct cx88_core *core = dev->core;
932
933         if (i >= 4)
934                 return -EINVAL;
935         if (!INPUT(i).type)
936                 return -EINVAL;
937
938         cx88_newstation(core);
939         cx88_video_mux(core, i);
940         return 0;
941 }
942
943 static int vidioc_g_tuner(struct file *file, void *priv,
944                           struct v4l2_tuner *t)
945 {
946         struct cx8800_dev *dev = video_drvdata(file);
947         struct cx88_core *core = dev->core;
948         u32 reg;
949
950         if (unlikely(core->board.tuner_type == UNSET))
951                 return -EINVAL;
952         if (t->index != 0)
953                 return -EINVAL;
954
955         strscpy(t->name, "Television", sizeof(t->name));
956         t->capability = V4L2_TUNER_CAP_NORM;
957         t->rangehigh  = 0xffffffffUL;
958         call_all(core, tuner, g_tuner, t);
959
960         cx88_get_stereo(core, t);
961         reg = cx_read(MO_DEVICE_STATUS);
962         t->signal = (reg & (1 << 5)) ? 0xffff : 0x0000;
963         return 0;
964 }
965
966 static int vidioc_s_tuner(struct file *file, void *priv,
967                           const struct v4l2_tuner *t)
968 {
969         struct cx8800_dev *dev = video_drvdata(file);
970         struct cx88_core *core = dev->core;
971
972         if (core->board.tuner_type == UNSET)
973                 return -EINVAL;
974         if (t->index != 0)
975                 return -EINVAL;
976
977         cx88_set_stereo(core, t->audmode, 1);
978         return 0;
979 }
980
981 static int vidioc_g_frequency(struct file *file, void *priv,
982                               struct v4l2_frequency *f)
983 {
984         struct cx8800_dev *dev = video_drvdata(file);
985         struct cx88_core *core = dev->core;
986
987         if (unlikely(core->board.tuner_type == UNSET))
988                 return -EINVAL;
989         if (f->tuner)
990                 return -EINVAL;
991
992         f->frequency = core->freq;
993
994         call_all(core, tuner, g_frequency, f);
995
996         return 0;
997 }
998
999 int cx88_set_freq(struct cx88_core  *core,
1000                   const struct v4l2_frequency *f)
1001 {
1002         struct v4l2_frequency new_freq = *f;
1003
1004         if (unlikely(core->board.tuner_type == UNSET))
1005                 return -EINVAL;
1006         if (unlikely(f->tuner != 0))
1007                 return -EINVAL;
1008
1009         cx88_newstation(core);
1010         call_all(core, tuner, s_frequency, f);
1011         call_all(core, tuner, g_frequency, &new_freq);
1012         core->freq = new_freq.frequency;
1013
1014         /* When changing channels it is required to reset TVAUDIO */
1015         usleep_range(10000, 20000);
1016         cx88_set_tvaudio(core);
1017
1018         return 0;
1019 }
1020 EXPORT_SYMBOL(cx88_set_freq);
1021
1022 static int vidioc_s_frequency(struct file *file, void *priv,
1023                               const struct v4l2_frequency *f)
1024 {
1025         struct cx8800_dev *dev = video_drvdata(file);
1026         struct cx88_core *core = dev->core;
1027
1028         return cx88_set_freq(core, f);
1029 }
1030
1031 #ifdef CONFIG_VIDEO_ADV_DEBUG
1032 static int vidioc_g_register(struct file *file, void *fh,
1033                              struct v4l2_dbg_register *reg)
1034 {
1035         struct cx8800_dev *dev = video_drvdata(file);
1036         struct cx88_core *core = dev->core;
1037
1038         /* cx2388x has a 24-bit register space */
1039         reg->val = cx_read(reg->reg & 0xfffffc);
1040         reg->size = 4;
1041         return 0;
1042 }
1043
1044 static int vidioc_s_register(struct file *file, void *fh,
1045                              const struct v4l2_dbg_register *reg)
1046 {
1047         struct cx8800_dev *dev = video_drvdata(file);
1048         struct cx88_core *core = dev->core;
1049
1050         cx_write(reg->reg & 0xfffffc, reg->val);
1051         return 0;
1052 }
1053 #endif
1054
1055 /* ----------------------------------------------------------- */
1056 /* RADIO ESPECIFIC IOCTLS                                      */
1057 /* ----------------------------------------------------------- */
1058
1059 static int radio_g_tuner(struct file *file, void *priv,
1060                          struct v4l2_tuner *t)
1061 {
1062         struct cx8800_dev *dev = video_drvdata(file);
1063         struct cx88_core *core = dev->core;
1064
1065         if (unlikely(t->index > 0))
1066                 return -EINVAL;
1067
1068         strscpy(t->name, "Radio", sizeof(t->name));
1069
1070         call_all(core, tuner, g_tuner, t);
1071         return 0;
1072 }
1073
1074 static int radio_s_tuner(struct file *file, void *priv,
1075                          const struct v4l2_tuner *t)
1076 {
1077         struct cx8800_dev *dev = video_drvdata(file);
1078         struct cx88_core *core = dev->core;
1079
1080         if (t->index != 0)
1081                 return -EINVAL;
1082
1083         call_all(core, tuner, s_tuner, t);
1084         return 0;
1085 }
1086
1087 /* ----------------------------------------------------------- */
1088
1089 static const char *cx88_vid_irqs[32] = {
1090         "y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
1091         "y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
1092         "y_oflow",  "u_oflow",  "v_oflow",  "vbi_oflow",
1093         "y_sync",   "u_sync",   "v_sync",   "vbi_sync",
1094         "opc_err",  "par_err",  "rip_err",  "pci_abort",
1095 };
1096
1097 static void cx8800_vid_irq(struct cx8800_dev *dev)
1098 {
1099         struct cx88_core *core = dev->core;
1100         u32 status, mask, count;
1101
1102         status = cx_read(MO_VID_INTSTAT);
1103         mask   = cx_read(MO_VID_INTMSK);
1104         if (0 == (status & mask))
1105                 return;
1106         cx_write(MO_VID_INTSTAT, status);
1107         if (irq_debug  ||  (status & mask & ~0xff))
1108                 cx88_print_irqbits("irq vid",
1109                                    cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs),
1110                                    status, mask);
1111
1112         /* risc op code error */
1113         if (status & (1 << 16)) {
1114                 pr_warn("video risc op code error\n");
1115                 cx_clear(MO_VID_DMACNTRL, 0x11);
1116                 cx_clear(VID_CAPTURE_CONTROL, 0x06);
1117                 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]);
1118         }
1119
1120         /* risc1 y */
1121         if (status & 0x01) {
1122                 spin_lock(&dev->slock);
1123                 count = cx_read(MO_VIDY_GPCNT);
1124                 cx88_wakeup(core, &dev->vidq, count);
1125                 spin_unlock(&dev->slock);
1126         }
1127
1128         /* risc1 vbi */
1129         if (status & 0x08) {
1130                 spin_lock(&dev->slock);
1131                 count = cx_read(MO_VBI_GPCNT);
1132                 cx88_wakeup(core, &dev->vbiq, count);
1133                 spin_unlock(&dev->slock);
1134         }
1135 }
1136
1137 static irqreturn_t cx8800_irq(int irq, void *dev_id)
1138 {
1139         struct cx8800_dev *dev = dev_id;
1140         struct cx88_core *core = dev->core;
1141         u32 status;
1142         int loop, handled = 0;
1143
1144         for (loop = 0; loop < 10; loop++) {
1145                 status = cx_read(MO_PCI_INTSTAT) &
1146                         (core->pci_irqmask | PCI_INT_VIDINT);
1147                 if (status == 0)
1148                         goto out;
1149                 cx_write(MO_PCI_INTSTAT, status);
1150                 handled = 1;
1151
1152                 if (status & core->pci_irqmask)
1153                         cx88_core_irq(core, status);
1154                 if (status & PCI_INT_VIDINT)
1155                         cx8800_vid_irq(dev);
1156         }
1157         if (loop == 10) {
1158                 pr_warn("irq loop -- clearing mask\n");
1159                 cx_write(MO_PCI_INTMSK, 0);
1160         }
1161
1162  out:
1163         return IRQ_RETVAL(handled);
1164 }
1165
1166 /* ----------------------------------------------------------- */
1167 /* exported stuff                                              */
1168
1169 static const struct v4l2_file_operations video_fops = {
1170         .owner         = THIS_MODULE,
1171         .open          = v4l2_fh_open,
1172         .release       = vb2_fop_release,
1173         .read          = vb2_fop_read,
1174         .poll          = vb2_fop_poll,
1175         .mmap          = vb2_fop_mmap,
1176         .unlocked_ioctl = video_ioctl2,
1177 };
1178
1179 static const struct v4l2_ioctl_ops video_ioctl_ops = {
1180         .vidioc_querycap      = vidioc_querycap,
1181         .vidioc_enum_fmt_vid_cap  = vidioc_enum_fmt_vid_cap,
1182         .vidioc_g_fmt_vid_cap     = vidioc_g_fmt_vid_cap,
1183         .vidioc_try_fmt_vid_cap   = vidioc_try_fmt_vid_cap,
1184         .vidioc_s_fmt_vid_cap     = vidioc_s_fmt_vid_cap,
1185         .vidioc_reqbufs       = vb2_ioctl_reqbufs,
1186         .vidioc_querybuf      = vb2_ioctl_querybuf,
1187         .vidioc_qbuf          = vb2_ioctl_qbuf,
1188         .vidioc_dqbuf         = vb2_ioctl_dqbuf,
1189         .vidioc_g_std         = vidioc_g_std,
1190         .vidioc_s_std         = vidioc_s_std,
1191         .vidioc_enum_input    = vidioc_enum_input,
1192         .vidioc_g_input       = vidioc_g_input,
1193         .vidioc_s_input       = vidioc_s_input,
1194         .vidioc_streamon      = vb2_ioctl_streamon,
1195         .vidioc_streamoff     = vb2_ioctl_streamoff,
1196         .vidioc_g_tuner       = vidioc_g_tuner,
1197         .vidioc_s_tuner       = vidioc_s_tuner,
1198         .vidioc_g_frequency   = vidioc_g_frequency,
1199         .vidioc_s_frequency   = vidioc_s_frequency,
1200         .vidioc_subscribe_event      = v4l2_ctrl_subscribe_event,
1201         .vidioc_unsubscribe_event    = v4l2_event_unsubscribe,
1202 #ifdef CONFIG_VIDEO_ADV_DEBUG
1203         .vidioc_g_register    = vidioc_g_register,
1204         .vidioc_s_register    = vidioc_s_register,
1205 #endif
1206 };
1207
1208 static const struct video_device cx8800_video_template = {
1209         .name                 = "cx8800-video",
1210         .fops                 = &video_fops,
1211         .ioctl_ops            = &video_ioctl_ops,
1212         .tvnorms              = CX88_NORMS,
1213 };
1214
1215 static const struct v4l2_ioctl_ops vbi_ioctl_ops = {
1216         .vidioc_querycap      = vidioc_querycap,
1217         .vidioc_g_fmt_vbi_cap     = cx8800_vbi_fmt,
1218         .vidioc_try_fmt_vbi_cap   = cx8800_vbi_fmt,
1219         .vidioc_s_fmt_vbi_cap     = cx8800_vbi_fmt,
1220         .vidioc_reqbufs       = vb2_ioctl_reqbufs,
1221         .vidioc_querybuf      = vb2_ioctl_querybuf,
1222         .vidioc_qbuf          = vb2_ioctl_qbuf,
1223         .vidioc_dqbuf         = vb2_ioctl_dqbuf,
1224         .vidioc_g_std         = vidioc_g_std,
1225         .vidioc_s_std         = vidioc_s_std,
1226         .vidioc_enum_input    = vidioc_enum_input,
1227         .vidioc_g_input       = vidioc_g_input,
1228         .vidioc_s_input       = vidioc_s_input,
1229         .vidioc_streamon      = vb2_ioctl_streamon,
1230         .vidioc_streamoff     = vb2_ioctl_streamoff,
1231         .vidioc_g_tuner       = vidioc_g_tuner,
1232         .vidioc_s_tuner       = vidioc_s_tuner,
1233         .vidioc_g_frequency   = vidioc_g_frequency,
1234         .vidioc_s_frequency   = vidioc_s_frequency,
1235 #ifdef CONFIG_VIDEO_ADV_DEBUG
1236         .vidioc_g_register    = vidioc_g_register,
1237         .vidioc_s_register    = vidioc_s_register,
1238 #endif
1239 };
1240
1241 static const struct video_device cx8800_vbi_template = {
1242         .name                 = "cx8800-vbi",
1243         .fops                 = &video_fops,
1244         .ioctl_ops            = &vbi_ioctl_ops,
1245         .tvnorms              = CX88_NORMS,
1246 };
1247
1248 static const struct v4l2_file_operations radio_fops = {
1249         .owner         = THIS_MODULE,
1250         .open          = radio_open,
1251         .poll          = v4l2_ctrl_poll,
1252         .release       = v4l2_fh_release,
1253         .unlocked_ioctl = video_ioctl2,
1254 };
1255
1256 static const struct v4l2_ioctl_ops radio_ioctl_ops = {
1257         .vidioc_querycap      = vidioc_querycap,
1258         .vidioc_g_tuner       = radio_g_tuner,
1259         .vidioc_s_tuner       = radio_s_tuner,
1260         .vidioc_g_frequency   = vidioc_g_frequency,
1261         .vidioc_s_frequency   = vidioc_s_frequency,
1262         .vidioc_subscribe_event      = v4l2_ctrl_subscribe_event,
1263         .vidioc_unsubscribe_event    = v4l2_event_unsubscribe,
1264 #ifdef CONFIG_VIDEO_ADV_DEBUG
1265         .vidioc_g_register    = vidioc_g_register,
1266         .vidioc_s_register    = vidioc_s_register,
1267 #endif
1268 };
1269
1270 static const struct video_device cx8800_radio_template = {
1271         .name                 = "cx8800-radio",
1272         .fops                 = &radio_fops,
1273         .ioctl_ops            = &radio_ioctl_ops,
1274 };
1275
1276 static const struct v4l2_ctrl_ops cx8800_ctrl_vid_ops = {
1277         .s_ctrl = cx8800_s_vid_ctrl,
1278 };
1279
1280 static const struct v4l2_ctrl_ops cx8800_ctrl_aud_ops = {
1281         .s_ctrl = cx8800_s_aud_ctrl,
1282 };
1283
1284 /* ----------------------------------------------------------- */
1285
1286 static void cx8800_unregister_video(struct cx8800_dev *dev)
1287 {
1288         video_unregister_device(&dev->radio_dev);
1289         video_unregister_device(&dev->vbi_dev);
1290         video_unregister_device(&dev->video_dev);
1291 }
1292
1293 static int cx8800_initdev(struct pci_dev *pci_dev,
1294                           const struct pci_device_id *pci_id)
1295 {
1296         struct cx8800_dev *dev;
1297         struct cx88_core *core;
1298         struct vb2_queue *q;
1299         int err;
1300         int i;
1301
1302         dev = kzalloc(sizeof(*dev), GFP_KERNEL);
1303         if (!dev)
1304                 return -ENOMEM;
1305
1306         /* pci init */
1307         dev->pci = pci_dev;
1308         if (pci_enable_device(pci_dev)) {
1309                 err = -EIO;
1310                 goto fail_free;
1311         }
1312         core = cx88_core_get(dev->pci);
1313         if (!core) {
1314                 err = -EINVAL;
1315                 goto fail_free;
1316         }
1317         dev->core = core;
1318
1319         /* print pci info */
1320         dev->pci_rev = pci_dev->revision;
1321         pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER,  &dev->pci_lat);
1322         pr_info("found at %s, rev: %d, irq: %d, latency: %d, mmio: 0x%llx\n",
1323                 pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
1324                 dev->pci_lat,
1325                 (unsigned long long)pci_resource_start(pci_dev, 0));
1326
1327         pci_set_master(pci_dev);
1328         err = pci_set_dma_mask(pci_dev, DMA_BIT_MASK(32));
1329         if (err) {
1330                 pr_err("Oops: no 32bit PCI DMA ???\n");
1331                 goto fail_core;
1332         }
1333
1334         /* initialize driver struct */
1335         spin_lock_init(&dev->slock);
1336
1337         /* init video dma queues */
1338         INIT_LIST_HEAD(&dev->vidq.active);
1339
1340         /* init vbi dma queues */
1341         INIT_LIST_HEAD(&dev->vbiq.active);
1342
1343         /* get irq */
1344         err = request_irq(pci_dev->irq, cx8800_irq,
1345                           IRQF_SHARED, core->name, dev);
1346         if (err < 0) {
1347                 pr_err("can't get IRQ %d\n", pci_dev->irq);
1348                 goto fail_core;
1349         }
1350         cx_set(MO_PCI_INTMSK, core->pci_irqmask);
1351
1352         for (i = 0; i < CX8800_AUD_CTLS; i++) {
1353                 const struct cx88_ctrl *cc = &cx8800_aud_ctls[i];
1354                 struct v4l2_ctrl *vc;
1355
1356                 vc = v4l2_ctrl_new_std(&core->audio_hdl, &cx8800_ctrl_aud_ops,
1357                                        cc->id, cc->minimum, cc->maximum,
1358                                        cc->step, cc->default_value);
1359                 if (!vc) {
1360                         err = core->audio_hdl.error;
1361                         goto fail_core;
1362                 }
1363                 vc->priv = (void *)cc;
1364         }
1365
1366         for (i = 0; i < CX8800_VID_CTLS; i++) {
1367                 const struct cx88_ctrl *cc = &cx8800_vid_ctls[i];
1368                 struct v4l2_ctrl *vc;
1369
1370                 vc = v4l2_ctrl_new_std(&core->video_hdl, &cx8800_ctrl_vid_ops,
1371                                        cc->id, cc->minimum, cc->maximum,
1372                                        cc->step, cc->default_value);
1373                 if (!vc) {
1374                         err = core->video_hdl.error;
1375                         goto fail_core;
1376                 }
1377                 vc->priv = (void *)cc;
1378                 if (vc->id == V4L2_CID_CHROMA_AGC)
1379                         core->chroma_agc = vc;
1380         }
1381         v4l2_ctrl_add_handler(&core->video_hdl, &core->audio_hdl, NULL, false);
1382
1383         /* load and configure helper modules */
1384
1385         if (core->board.audio_chip == CX88_AUDIO_WM8775) {
1386                 struct i2c_board_info wm8775_info = {
1387                         .type = "wm8775",
1388                         .addr = 0x36 >> 1,
1389                         .platform_data = &core->wm8775_data,
1390                 };
1391                 struct v4l2_subdev *sd;
1392
1393                 if (core->boardnr == CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1)
1394                         core->wm8775_data.is_nova_s = true;
1395                 else
1396                         core->wm8775_data.is_nova_s = false;
1397
1398                 sd = v4l2_i2c_new_subdev_board(&core->v4l2_dev, &core->i2c_adap,
1399                                                &wm8775_info, NULL);
1400                 if (sd) {
1401                         core->sd_wm8775 = sd;
1402                         sd->grp_id = WM8775_GID;
1403                 }
1404         }
1405
1406         if (core->board.audio_chip == CX88_AUDIO_TVAUDIO) {
1407                 /*
1408                  * This probes for a tda9874 as is used on some
1409                  * Pixelview Ultra boards.
1410                  */
1411                 v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap,
1412                                     "tvaudio", 0, I2C_ADDRS(0xb0 >> 1));
1413         }
1414
1415         switch (core->boardnr) {
1416         case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
1417         case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD: {
1418                 static const struct i2c_board_info rtc_info = {
1419                         I2C_BOARD_INFO("isl1208", 0x6f)
1420                 };
1421
1422                 request_module("rtc-isl1208");
1423                 core->i2c_rtc = i2c_new_device(&core->i2c_adap, &rtc_info);
1424         }
1425                 /* fall-through */
1426         case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO:
1427                 request_module("ir-kbd-i2c");
1428         }
1429
1430         /* Sets device info at pci_dev */
1431         pci_set_drvdata(pci_dev, dev);
1432
1433         dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
1434
1435         /* Maintain a reference so cx88-blackbird can query the 8800 device. */
1436         core->v4ldev = dev;
1437
1438         /* initial device configuration */
1439         mutex_lock(&core->lock);
1440         cx88_set_tvnorm(core, V4L2_STD_NTSC_M);
1441         v4l2_ctrl_handler_setup(&core->video_hdl);
1442         v4l2_ctrl_handler_setup(&core->audio_hdl);
1443         cx88_video_mux(core, 0);
1444
1445         q = &dev->vb2_vidq;
1446         q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1447         q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
1448         q->gfp_flags = GFP_DMA32;
1449         q->min_buffers_needed = 2;
1450         q->drv_priv = dev;
1451         q->buf_struct_size = sizeof(struct cx88_buffer);
1452         q->ops = &cx8800_video_qops;
1453         q->mem_ops = &vb2_dma_sg_memops;
1454         q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
1455         q->lock = &core->lock;
1456         q->dev = &dev->pci->dev;
1457
1458         err = vb2_queue_init(q);
1459         if (err < 0)
1460                 goto fail_unreg;
1461
1462         q = &dev->vb2_vbiq;
1463         q->type = V4L2_BUF_TYPE_VBI_CAPTURE;
1464         q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
1465         q->gfp_flags = GFP_DMA32;
1466         q->min_buffers_needed = 2;
1467         q->drv_priv = dev;
1468         q->buf_struct_size = sizeof(struct cx88_buffer);
1469         q->ops = &cx8800_vbi_qops;
1470         q->mem_ops = &vb2_dma_sg_memops;
1471         q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
1472         q->lock = &core->lock;
1473         q->dev = &dev->pci->dev;
1474
1475         err = vb2_queue_init(q);
1476         if (err < 0)
1477                 goto fail_unreg;
1478
1479         /* register v4l devices */
1480         cx88_vdev_init(core, dev->pci, &dev->video_dev,
1481                        &cx8800_video_template, "video");
1482         video_set_drvdata(&dev->video_dev, dev);
1483         dev->video_dev.ctrl_handler = &core->video_hdl;
1484         dev->video_dev.queue = &dev->vb2_vidq;
1485         err = video_register_device(&dev->video_dev, VFL_TYPE_GRABBER,
1486                                     video_nr[core->nr]);
1487         if (err < 0) {
1488                 pr_err("can't register video device\n");
1489                 goto fail_unreg;
1490         }
1491         pr_info("registered device %s [v4l2]\n",
1492                 video_device_node_name(&dev->video_dev));
1493
1494         cx88_vdev_init(core, dev->pci, &dev->vbi_dev,
1495                        &cx8800_vbi_template, "vbi");
1496         video_set_drvdata(&dev->vbi_dev, dev);
1497         dev->vbi_dev.queue = &dev->vb2_vbiq;
1498         err = video_register_device(&dev->vbi_dev, VFL_TYPE_VBI,
1499                                     vbi_nr[core->nr]);
1500         if (err < 0) {
1501                 pr_err("can't register vbi device\n");
1502                 goto fail_unreg;
1503         }
1504         pr_info("registered device %s\n",
1505                 video_device_node_name(&dev->vbi_dev));
1506
1507         if (core->board.radio.type == CX88_RADIO) {
1508                 cx88_vdev_init(core, dev->pci, &dev->radio_dev,
1509                                &cx8800_radio_template, "radio");
1510                 video_set_drvdata(&dev->radio_dev, dev);
1511                 dev->radio_dev.ctrl_handler = &core->audio_hdl;
1512                 err = video_register_device(&dev->radio_dev, VFL_TYPE_RADIO,
1513                                             radio_nr[core->nr]);
1514                 if (err < 0) {
1515                         pr_err("can't register radio device\n");
1516                         goto fail_unreg;
1517                 }
1518                 pr_info("registered device %s\n",
1519                         video_device_node_name(&dev->radio_dev));
1520         }
1521
1522         /* start tvaudio thread */
1523         if (core->board.tuner_type != UNSET) {
1524                 core->kthread = kthread_run(cx88_audio_thread,
1525                                             core, "cx88 tvaudio");
1526                 if (IS_ERR(core->kthread)) {
1527                         err = PTR_ERR(core->kthread);
1528                         pr_err("failed to create cx88 audio thread, err=%d\n",
1529                                err);
1530                 }
1531         }
1532         mutex_unlock(&core->lock);
1533
1534         return 0;
1535
1536 fail_unreg:
1537         cx8800_unregister_video(dev);
1538         free_irq(pci_dev->irq, dev);
1539         mutex_unlock(&core->lock);
1540 fail_core:
1541         core->v4ldev = NULL;
1542         cx88_core_put(core, dev->pci);
1543 fail_free:
1544         kfree(dev);
1545         return err;
1546 }
1547
1548 static void cx8800_finidev(struct pci_dev *pci_dev)
1549 {
1550         struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1551         struct cx88_core *core = dev->core;
1552
1553         /* stop thread */
1554         if (core->kthread) {
1555                 kthread_stop(core->kthread);
1556                 core->kthread = NULL;
1557         }
1558
1559         if (core->ir)
1560                 cx88_ir_stop(core);
1561
1562         cx88_shutdown(core); /* FIXME */
1563
1564         /* unregister stuff */
1565
1566         free_irq(pci_dev->irq, dev);
1567         cx8800_unregister_video(dev);
1568         pci_disable_device(pci_dev);
1569
1570         core->v4ldev = NULL;
1571
1572         /* free memory */
1573         cx88_core_put(core, dev->pci);
1574         kfree(dev);
1575 }
1576
1577 #ifdef CONFIG_PM
1578 static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state)
1579 {
1580         struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1581         struct cx88_core *core = dev->core;
1582         unsigned long flags;
1583
1584         /* stop video+vbi capture */
1585         spin_lock_irqsave(&dev->slock, flags);
1586         if (!list_empty(&dev->vidq.active)) {
1587                 pr_info("suspend video\n");
1588                 stop_video_dma(dev);
1589         }
1590         if (!list_empty(&dev->vbiq.active)) {
1591                 pr_info("suspend vbi\n");
1592                 cx8800_stop_vbi_dma(dev);
1593         }
1594         spin_unlock_irqrestore(&dev->slock, flags);
1595
1596         if (core->ir)
1597                 cx88_ir_stop(core);
1598         /* FIXME -- shutdown device */
1599         cx88_shutdown(core);
1600
1601         pci_save_state(pci_dev);
1602         if (pci_set_power_state(pci_dev,
1603                                 pci_choose_state(pci_dev, state)) != 0) {
1604                 pci_disable_device(pci_dev);
1605                 dev->state.disabled = 1;
1606         }
1607         return 0;
1608 }
1609
1610 static int cx8800_resume(struct pci_dev *pci_dev)
1611 {
1612         struct cx8800_dev *dev = pci_get_drvdata(pci_dev);
1613         struct cx88_core *core = dev->core;
1614         unsigned long flags;
1615         int err;
1616
1617         if (dev->state.disabled) {
1618                 err = pci_enable_device(pci_dev);
1619                 if (err) {
1620                         pr_err("can't enable device\n");
1621                         return err;
1622                 }
1623
1624                 dev->state.disabled = 0;
1625         }
1626         err = pci_set_power_state(pci_dev, PCI_D0);
1627         if (err) {
1628                 pr_err("can't set power state\n");
1629                 pci_disable_device(pci_dev);
1630                 dev->state.disabled = 1;
1631
1632                 return err;
1633         }
1634         pci_restore_state(pci_dev);
1635
1636         /* FIXME: re-initialize hardware */
1637         cx88_reset(core);
1638         if (core->ir)
1639                 cx88_ir_start(core);
1640
1641         cx_set(MO_PCI_INTMSK, core->pci_irqmask);
1642
1643         /* restart video+vbi capture */
1644         spin_lock_irqsave(&dev->slock, flags);
1645         if (!list_empty(&dev->vidq.active)) {
1646                 pr_info("resume video\n");
1647                 restart_video_queue(dev, &dev->vidq);
1648         }
1649         if (!list_empty(&dev->vbiq.active)) {
1650                 pr_info("resume vbi\n");
1651                 cx8800_restart_vbi_queue(dev, &dev->vbiq);
1652         }
1653         spin_unlock_irqrestore(&dev->slock, flags);
1654
1655         return 0;
1656 }
1657 #endif
1658
1659 /* ----------------------------------------------------------- */
1660
1661 static const struct pci_device_id cx8800_pci_tbl[] = {
1662         {
1663                 .vendor       = 0x14f1,
1664                 .device       = 0x8800,
1665                 .subvendor    = PCI_ANY_ID,
1666                 .subdevice    = PCI_ANY_ID,
1667         }, {
1668                 /* --- end of list --- */
1669         }
1670 };
1671 MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl);
1672
1673 static struct pci_driver cx8800_pci_driver = {
1674         .name     = "cx8800",
1675         .id_table = cx8800_pci_tbl,
1676         .probe    = cx8800_initdev,
1677         .remove   = cx8800_finidev,
1678 #ifdef CONFIG_PM
1679         .suspend  = cx8800_suspend,
1680         .resume   = cx8800_resume,
1681 #endif
1682 };
1683
1684 module_pci_driver(cx8800_pci_driver);