X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmedia%2Fvideo%2Fcx88%2Fcx88-mpeg.c;h=7d16888b4a866d2d250a1dce4c81b7b6c63a1426;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=07aae1899e17a7cff64e0f537fb50ad07f837485;hpb=cee37fe97739d85991964371c1f3a745c00dd236;p=linux-2.6.git diff --git a/drivers/media/video/cx88/cx88-mpeg.c b/drivers/media/video/cx88/cx88-mpeg.c index 07aae1899..7d16888b4 100644 --- a/drivers/media/video/cx88/cx88-mpeg.c +++ b/drivers/media/video/cx88/cx88-mpeg.c @@ -1,5 +1,4 @@ /* - * $Id: cx88-mpeg.c,v 1.25 2005/03/07 14:18:00 kraxel Exp $ * * Support for the mpeg transport stream transfers * PCI function #2 of the cx2388x. @@ -55,7 +54,7 @@ static int cx8802_start_dma(struct cx8802_dev *dev, { struct cx88_core *core = dev->core; - dprintk(1, "cx8802_start_mpegport_dma %d\n", buf->vb.width); + dprintk(0, "cx8802_start_dma w: %d, h: %d, f: %d\n", dev->width, dev->height, buf->vb.field); /* setup fifo + format */ cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH28], @@ -64,17 +63,30 @@ static int cx8802_start_dma(struct cx8802_dev *dev, /* write TS length to chip */ cx_write(MO_TS_LNGTH, buf->vb.width); -#if 1 /* FIXME: this needs a review. * also: move to cx88-blackbird + cx88-dvb source files? */ if (cx88_boards[core->board].dvb) { /* negedge driven & software reset */ - cx_write(TS_GEN_CNTRL, 0x40); + cx_write(TS_GEN_CNTRL, 0x0040 | dev->ts_gen_cntrl); udelay(100); cx_write(MO_PINMUX_IO, 0x00); - cx_write(TS_HW_SOP_CNTRL,47<<16|188<<4|0x00); - cx_write(TS_SOP_STAT,0x00); + cx_write(TS_HW_SOP_CNTRL,0x47<<16|188<<4|0x01); + switch (core->board) { + case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q: + case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T: + case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD: + cx_write(TS_SOP_STAT, 1<<13); + break; + case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1: + case CX88_BOARD_HAUPPAUGE_NOVASE2_S1: + cx_write(MO_PINMUX_IO, 0x88); /* Enable MPEG parallel IO and video signal pins */ + udelay(100); + break; + default: + cx_write(TS_SOP_STAT, 0x00); + break; + } cx_write(TS_GEN_CNTRL, dev->ts_gen_cntrl); udelay(100); } @@ -82,36 +94,35 @@ static int cx8802_start_dma(struct cx8802_dev *dev, if (cx88_boards[core->board].blackbird) { cx_write(MO_PINMUX_IO, 0x88); /* enable MPEG parallel IO */ - // cx_write(TS_F2_CMD_STAT_MM, 0x2900106); /* F2_CMD_STAT_MM defaults + master + memory space */ cx_write(TS_GEN_CNTRL, 0x46); /* punctured clock TS & posedge driven & software reset */ udelay(100); cx_write(TS_HW_SOP_CNTRL, 0x408); /* mpeg start byte */ - //cx_write(TS_HW_SOP_CNTRL, 0x2F0BC0); /* mpeg start byte ts: 0x2F0BC0 ? */ cx_write(TS_VALERR_CNTRL, 0x2000); cx_write(TS_GEN_CNTRL, 0x06); /* punctured clock TS & posedge driven */ udelay(100); } -#endif /* reset counter */ cx_write(MO_TS_GPCNTRL, GP_COUNT_CONTROL_RESET); q->count = 1; /* enable irqs */ + dprintk( 0, "setting the interrupt mask\n" ); cx_set(MO_PCI_INTMSK, core->pci_irqmask | 0x04); - cx_write(MO_TS_INTMSK, 0x1f0011); + cx_set(MO_TS_INTMSK, 0x1f0011); /* start dma */ - cx_write(MO_DEV_CNTRL2, (1<<5)); /* FIXME: s/write/set/ ??? */ - cx_write(MO_TS_DMACNTRL, 0x11); + cx_set(MO_DEV_CNTRL2, (1<<5)); + cx_set(MO_TS_DMACNTRL, 0x11); return 0; } static int cx8802_stop_dma(struct cx8802_dev *dev) { struct cx88_core *core = dev->core; + dprintk( 0, "cx8802_stop_dma\n" ); /* stop dma */ cx_clear(MO_TS_DMACNTRL, 0x11); @@ -131,8 +142,12 @@ static int cx8802_restart_queue(struct cx8802_dev *dev, struct cx88_buffer *buf; struct list_head *item; + dprintk( 0, "cx8802_restart_queue\n" ); if (list_empty(&q->active)) + { + dprintk( 0, "cx8802_restart_queue: queue is empty\n" ); return 0; + } buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); dprintk(2,"restart_queue [%p/%d]: restart dma\n", @@ -148,7 +163,8 @@ static int cx8802_restart_queue(struct cx8802_dev *dev, /* ------------------------------------------------------------------ */ -int cx8802_buf_prepare(struct cx8802_dev *dev, struct cx88_buffer *buf) +int cx8802_buf_prepare(struct videobuf_queue *q, struct cx8802_dev *dev, + struct cx88_buffer *buf, enum v4l2_field field) { int size = dev->ts_packet_size * dev->ts_packet_count; int rc; @@ -161,9 +177,9 @@ int cx8802_buf_prepare(struct cx8802_dev *dev, struct cx88_buffer *buf) buf->vb.width = dev->ts_packet_size; buf->vb.height = dev->ts_packet_count; buf->vb.size = size; - buf->vb.field = V4L2_FIELD_TOP; + buf->vb.field = field /*V4L2_FIELD_TOP*/; - if (0 != (rc = videobuf_iolock(dev->pci,&buf->vb,NULL))) + if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL))) goto fail; cx88_risc_databuffer(dev->pci, &buf->risc, buf->vb.dma.sglist, @@ -173,35 +189,38 @@ int cx8802_buf_prepare(struct cx8802_dev *dev, struct cx88_buffer *buf) return 0; fail: - cx88_free_buffer(dev->pci,buf); + cx88_free_buffer(q,buf); return rc; } void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf) { struct cx88_buffer *prev; - struct cx88_dmaqueue *q = &dev->mpegq; + struct cx88_dmaqueue *cx88q = &dev->mpegq; + dprintk( 1, "cx8802_buf_queue\n" ); /* add jump to stopper */ buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); - buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma); + buf->risc.jmp[1] = cpu_to_le32(cx88q->stopper.dma); - if (list_empty(&q->active)) { - list_add_tail(&buf->vb.queue,&q->active); - cx8802_start_dma(dev, q, buf); + if (list_empty(&cx88q->active)) { + dprintk( 0, "queue is empty - first active\n" ); + list_add_tail(&buf->vb.queue,&cx88q->active); + cx8802_start_dma(dev, cx88q, buf); buf->vb.state = STATE_ACTIVE; - buf->count = q->count++; - mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); - dprintk(2,"[%p/%d] %s - first active\n", + buf->count = cx88q->count++; + mod_timer(&cx88q->timeout, jiffies+BUFFER_TIMEOUT); + dprintk(0,"[%p/%d] %s - first active\n", buf, buf->vb.i, __FUNCTION__); } else { - prev = list_entry(q->active.prev, struct cx88_buffer, vb.queue); - list_add_tail(&buf->vb.queue,&q->active); + dprintk( 1, "queue is not empty - append to active\n" ); + prev = list_entry(cx88q->active.prev, struct cx88_buffer, vb.queue); + list_add_tail(&buf->vb.queue,&cx88q->active); buf->vb.state = STATE_ACTIVE; - buf->count = q->count++; + buf->count = cx88q->count++; prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); - dprintk(2,"[%p/%d] %s - append to active\n", + dprintk( 1, "[%p/%d] %s - append to active\n", buf, buf->vb.i, __FUNCTION__); } } @@ -224,7 +243,10 @@ static void do_cancel_buffers(struct cx8802_dev *dev, char *reason, int restart) buf, buf->vb.i, reason, (unsigned long)buf->risc.dma); } if (restart) + { + dprintk(0, "restarting queue\n" ); cx8802_restart_queue(dev,q); + } spin_unlock_irqrestore(&dev->slock,flags); } @@ -232,6 +254,7 @@ void cx8802_cancel_buffers(struct cx8802_dev *dev) { struct cx88_dmaqueue *q = &dev->mpegq; + dprintk( 1, "cx8802_cancel_buffers" ); del_timer_sync(&q->timeout); cx8802_stop_dma(dev); do_cancel_buffers(dev,"cancel",0); @@ -241,7 +264,7 @@ static void cx8802_timeout(unsigned long data) { struct cx8802_dev *dev = (struct cx8802_dev*)data; - dprintk(1, "%s\n",__FUNCTION__); + dprintk(0, "%s\n",__FUNCTION__); if (debug) cx88_sram_channel_dump(dev->core, &cx88_sram_channels[SRAM_CH28]); @@ -249,17 +272,28 @@ static void cx8802_timeout(unsigned long data) do_cancel_buffers(dev,"timeout",1); } +static char *cx88_mpeg_irqs[32] = { + "ts_risci1", NULL, NULL, NULL, + "ts_risci2", NULL, NULL, NULL, + "ts_oflow", NULL, NULL, NULL, + "ts_sync", NULL, NULL, NULL, + "opc_err", "par_err", "rip_err", "pci_abort", + "ts_err?", +}; + static void cx8802_mpeg_irq(struct cx8802_dev *dev) { struct cx88_core *core = dev->core; u32 status, mask, count; + dprintk( 1, "cx8802_mpeg_irq\n" ); status = cx_read(MO_TS_INTSTAT); mask = cx_read(MO_TS_INTMSK); if (0 == (status & mask)) return; cx_write(MO_TS_INTSTAT, status); + if (debug || (status & mask & ~0xff)) cx88_print_irqbits(core->name, "irq mpeg ", cx88_mpeg_irqs, status, mask); @@ -273,6 +307,7 @@ static void cx8802_mpeg_irq(struct cx8802_dev *dev) /* risc1 y */ if (status & 0x01) { + dprintk( 1, "wake up\n" ); spin_lock(&dev->slock); count = cx_read(MO_TS_GPCNT); cx88_wakeup(dev->core, &dev->mpegq, count); @@ -286,15 +321,18 @@ static void cx8802_mpeg_irq(struct cx8802_dev *dev) spin_unlock(&dev->slock); } - /* other general errors */ - if (status & 0x1f0100) { - spin_lock(&dev->slock); + /* other general errors */ + if (status & 0x1f0100) { + dprintk( 0, "general errors: 0x%08x\n", status & 0x1f0100 ); + spin_lock(&dev->slock); cx8802_stop_dma(dev); - cx8802_restart_queue(dev,&dev->mpegq); - spin_unlock(&dev->slock); - } + cx8802_restart_queue(dev,&dev->mpegq); + spin_unlock(&dev->slock); + } } +#define MAX_IRQ_LOOP 10 + static irqreturn_t cx8802_irq(int irq, void *dev_id, struct pt_regs *regs) { struct cx8802_dev *dev = dev_id; @@ -302,10 +340,13 @@ static irqreturn_t cx8802_irq(int irq, void *dev_id, struct pt_regs *regs) u32 status; int loop, handled = 0; - for (loop = 0; loop < 10; loop++) { + for (loop = 0; loop < MAX_IRQ_LOOP; loop++) { status = cx_read(MO_PCI_INTSTAT) & (core->pci_irqmask | 0x04); if (0 == status) goto out; + dprintk( 1, "cx8802_irq\n" ); + dprintk( 1, " loop: %d/%d\n", loop, MAX_IRQ_LOOP ); + dprintk( 1, " status: %d\n", status ); handled = 1; cx_write(MO_PCI_INTSTAT, status); @@ -314,7 +355,8 @@ static irqreturn_t cx8802_irq(int irq, void *dev_id, struct pt_regs *regs) if (status & 0x04) cx8802_mpeg_irq(dev); }; - if (10 == loop) { + if (MAX_IRQ_LOOP == loop) { + dprintk( 0, "clearing mask\n" ); printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n", core->name); cx_write(MO_PCI_INTMSK,0); @@ -342,14 +384,13 @@ int cx8802_init_common(struct cx8802_dev *dev) } pci_read_config_byte(dev->pci, PCI_CLASS_REVISION, &dev->pci_rev); - pci_read_config_byte(dev->pci, PCI_LATENCY_TIMER, &dev->pci_lat); - printk(KERN_INFO "%s/2: found at %s, rev: %d, irq: %d, " + pci_read_config_byte(dev->pci, PCI_LATENCY_TIMER, &dev->pci_lat); + printk(KERN_INFO "%s/2: found at %s, rev: %d, irq: %d, " "latency: %d, mmio: 0x%lx\n", dev->core->name, pci_name(dev->pci), dev->pci_rev, dev->pci->irq, dev->pci_lat,pci_resource_start(dev->pci,0)); /* initialize driver struct */ - init_MUTEX(&dev->lock); spin_lock_init(&dev->slock); /* init dma queue */ @@ -378,6 +419,7 @@ int cx8802_init_common(struct cx8802_dev *dev) void cx8802_fini_common(struct cx8802_dev *dev) { + dprintk( 2, "cx8802_fini_common\n" ); cx8802_stop_dma(dev); pci_disable_device(dev->pci); @@ -393,22 +435,21 @@ void cx8802_fini_common(struct cx8802_dev *dev) int cx8802_suspend_common(struct pci_dev *pci_dev, pm_message_t state) { - struct cx8802_dev *dev = pci_get_drvdata(pci_dev); + struct cx8802_dev *dev = pci_get_drvdata(pci_dev); struct cx88_core *core = dev->core; /* stop mpeg dma */ spin_lock(&dev->slock); if (!list_empty(&dev->mpegq.active)) { + dprintk( 2, "suspend\n" ); printk("%s: suspend mpeg\n", core->name); cx8802_stop_dma(dev); del_timer(&dev->mpegq.timeout); } spin_unlock(&dev->slock); -#if 1 /* FIXME -- shutdown device */ cx88_shutdown(dev->core); -#endif pci_save_state(pci_dev); if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) { @@ -420,20 +461,32 @@ int cx8802_suspend_common(struct pci_dev *pci_dev, pm_message_t state) int cx8802_resume_common(struct pci_dev *pci_dev) { - struct cx8802_dev *dev = pci_get_drvdata(pci_dev); + struct cx8802_dev *dev = pci_get_drvdata(pci_dev); struct cx88_core *core = dev->core; + int err; if (dev->state.disabled) { - pci_enable_device(pci_dev); + err=pci_enable_device(pci_dev); + if (err) { + printk(KERN_ERR "%s: can't enable device\n", + dev->core->name); + return err; + } dev->state.disabled = 0; } - pci_set_power_state(pci_dev, PCI_D0); + err=pci_set_power_state(pci_dev, PCI_D0); + if (err) { + printk(KERN_ERR "%s: can't enable device\n", + dev->core->name); + pci_disable_device(pci_dev); + dev->state.disabled = 1; + + return err; + } pci_restore_state(pci_dev); -#if 1 /* FIXME: re-initialize hardware */ cx88_reset(dev->core); -#endif /* restart video+vbi capture */ spin_lock(&dev->slock); @@ -463,4 +516,5 @@ EXPORT_SYMBOL(cx8802_resume_common); * Local variables: * c-basic-offset: 8 * End: + * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off */