[ RISC_WRITECR >> 28 ] = "writecr",
};
static int incr[16] = {
- [ RISC_WRITE >> 28 ] = 3, // 2
- [ RISC_JUMP >> 28 ] = 3, // 2
+ [ RISC_WRITE >> 28 ] = 3,
+ [ RISC_JUMP >> 28 ] = 3,
[ RISC_SKIP >> 28 ] = 1,
[ RISC_SYNC >> 28 ] = 1,
[ RISC_WRITERM >> 28 ] = 3,
printk("0x%08x [ %s", risc,
instr[risc >> 28] ? instr[risc >> 28] : "INVALID");
- for (i = ARRAY_SIZE(bits)-1; i >= 0; i--)
+ for (i = ARRAY_SIZE(bits) - 1; i >= 0; i--)
if (risc & (1 << (i + 12)))
- printk(" %s",bits[i]);
+ printk(" %s", bits[i]);
printk(" count=%d ]\n", risc & 0xfff);
return incr[risc >> 28] ? incr[risc >> 28] : 1;
}
void cx23885_wakeup(struct cx23885_tsport *port,
- struct cx23885_dmaqueue *q, u32 count)
+ struct cx23885_dmaqueue *q, u32 count)
{
struct cx23885_dev *dev = port->dev;
struct cx23885_buffer *buf;
break;
buf = list_entry(q->active.next,
struct cx23885_buffer, vb.queue);
+
/* count comes from the hw and is is 16bit wide --
* this trick handles wrap-arounds correctly for
* up to 32767 buffers in flight... */
if ((s16) (count - buf->count) < 0)
break;
+
do_gettimeofday(&buf->vb.ts);
- dprintk(2,"[%p/%d] wakeup reg=%d buf=%d\n",buf,buf->vb.i,
+ dprintk(2, "[%p/%d] wakeup reg=%d buf=%d\n", buf, buf->vb.i,
count, buf->count);
buf->vb.state = STATE_DONE;
list_del(&buf->vb.queue);
if (list_empty(&q->active)) {
del_timer(&q->timeout);
} else {
- mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
+ mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
}
if (bc != 1)
- printk("%s: %d buffers handled (should be 1)\n",__FUNCTION__,bc);
+ printk("%s: %d buffers handled (should be 1)\n",
+ __FUNCTION__, bc);
}
void cx23885_sram_channel_dump(struct cx23885_dev *dev,
- struct sram_channel *ch);
+ struct sram_channel *ch);
int cx23885_sram_channel_setup(struct cx23885_dev *dev,
- struct sram_channel *ch,
- unsigned int bpl, u32 risc)
+ struct sram_channel *ch,
+ unsigned int bpl, u32 risc)
{
- unsigned int i,lines;
+ unsigned int i, lines;
u32 cdt;
if (ch->cmds_start == 0)
{
- dprintk(1, "%s() Erasing channel [%s]\n",__FUNCTION__, ch->name);
+ dprintk(1, "%s() Erasing channel [%s]\n", __FUNCTION__,
+ ch->name);
cx_write(ch->ptr1_reg, 0);
cx_write(ch->ptr2_reg, 0);
cx_write(ch->cnt2_reg, 0);
cx_write(ch->cnt1_reg, 0);
return 0;
} else {
- dprintk(1, "%s() Configuring channel [%s]\n",__FUNCTION__, ch->name);
+ dprintk(1, "%s() Configuring channel [%s]\n", __FUNCTION__,
+ ch->name);
}
bpl = (bpl + 7) & ~7; /* alignment */
lines = 6;
BUG_ON(lines < 2);
- cx_write(8+0, cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC) );
- cx_write(8+4, cpu_to_le32(8) );
- cx_write(8+8, cpu_to_le32(0) );
+ cx_write(8 + 0, cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC) );
+ cx_write(8 + 4, cpu_to_le32(8) );
+ cx_write(8 + 8, cpu_to_le32(0) );
/* write CDT */
for (i = 0; i < lines; i++) {
- dprintk(2, "%s() 0x%08x <- 0x%08x\n", __FUNCTION__, cdt + 16*i, ch->fifo_start + bpl*i);
+ dprintk(2, "%s() 0x%08x <- 0x%08x\n", __FUNCTION__, cdt + 16*i,
+ ch->fifo_start + bpl*i);
cx_write(cdt + 16*i, ch->fifo_start + bpl*i);
cx_write(cdt + 16*i + 4, 0);
cx_write(cdt + 16*i + 8, 0);
}
void cx23885_sram_channel_dump(struct cx23885_dev *dev,
- struct sram_channel *ch)
+ struct sram_channel *ch)
{
static char *name[] = {
"init risc lo",
"line / byte",
};
u32 risc;
- unsigned int i,j,n;
+ unsigned int i, j, n;
printk("%s: %s - dma channel status dump\n",
dev->name, ch->name);
cx_read(ch->cmds_start + 4*i));
for (i = 0; i < 4; i++) {
- risc = cx_read(ch->cmds_start + 4 * (i+14));
+ risc = cx_read(ch->cmds_start + 4 * (i + 14));
printk("%s: risc%d: ", dev->name, i);
cx23885_risc_decode(risc);
}
for (i = 0; i < (64 >> 2); i += n) {
- risc = cx_read(ch->ctrl_start + 4 * i); /* No consideration for bits 63-32 */
- printk("%s: (0x%08x) iq %x: ", dev->name, ch->ctrl_start + 4 * i, i);
+ risc = cx_read(ch->ctrl_start + 4 * i);
+ /* No consideration for bits 63-32 */
+
+ printk("%s: (0x%08x) iq %x: ", dev->name,
+ ch->ctrl_start + 4 * i, i);
n = cx23885_risc_decode(risc);
for (j = 1; j < n; j++) {
- risc = cx_read(ch->ctrl_start + 4 * (i+j));
+ risc = cx_read(ch->ctrl_start + 4 * (i + j));
printk("%s: iq %x: 0x%08x [ arg #%d ]\n",
dev->name, i+j, risc, j);
}
printk("%s: fifo: 0x%08x -> 0x%x\n",
dev->name, ch->fifo_start, ch->fifo_start+ch->fifo_size);
printk("%s: ctrl: 0x%08x -> 0x%x\n",
- dev->name, ch->ctrl_start, ch->ctrl_start+6*16);
+ dev->name, ch->ctrl_start, ch->ctrl_start + 6*16);
printk("%s: ptr1_reg: 0x%08x\n",
dev->name, cx_read(ch->ptr1_reg));
printk("%s: ptr2_reg: 0x%08x\n",
dev->name, cx_read(ch->cnt2_reg));
}
-void cx23885_risc_disasm(struct cx23885_tsport *port, struct btcx_riscmem *risc)
+void cx23885_risc_disasm(struct cx23885_tsport *port,
+ struct btcx_riscmem *risc)
{
struct cx23885_dev *dev = port->dev;
- unsigned int i,j,n;
+ unsigned int i, j, n;
printk("%s: risc disasm: %p [dma=0x%08lx]\n",
dev->name, risc->cpu, (unsigned long)risc->dma);
n = cx23885_risc_decode(risc->cpu[i]);
for (j = 1; j < n; j++)
printk("%s: %04d: 0x%08x [ arg #%d ]\n",
- dev->name, i+j, risc->cpu[i+j], j);
+ dev->name, i + j, risc->cpu[i + j], j);
if (risc->cpu[i] == RISC_JUMP)
break;
}
cx23885_sram_channel_setup(dev, &dev->sram_channels[ SRAM_CH09 ], 128, 0);
switch(dev->board) {
+ case CX23885_BOARD_HAUPPAUGE_HVR1250:
+ /* GPIO-0 cx24227 demodulator reset */
+ dprintk( 1, "%s() Configuring HVR1250 GPIO's\n", __FUNCTION__);
+ cx_set(GP0_IO, 0x00010001); /* Bring the part out of reset */
+ break;
case CX23885_BOARD_HAUPPAUGE_HVR1800:
/* GPIO-0 656_CLK */
/* GPIO-1 656_D0 */
{
dprintk(1, "%s()\n", __FUNCTION__);
- switch(dev->board) {
- case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
+ /* The cx23885 bridge has a weird bug which causes NMI to be asserted
+ * when DMA begins if RDR_TLCTL0 bit4 is not cleared. It does not
+ * occur on the cx23887 bridge.
+ */
+ if(dev->bridge == CX23885_BRIDGE_885)
cx_clear(RDR_TLCTL0, 1 << 4);
- break;
- }
+
return 0;
}
static int get_resources(struct cx23885_dev *dev)
{
if (request_mem_region(pci_resource_start(dev->pci,0),
- pci_resource_len(dev->pci,0),
- dev->name))
+ pci_resource_len(dev->pci,0),
+ dev->name))
return 0;
printk(KERN_ERR "%s: can't get MMIO memory @ 0x%llx\n",
static void cx23885_timeout(unsigned long data);
int cx23885_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
- u32 reg, u32 mask, u32 value);
+ u32 reg, u32 mask, u32 value);
static int cx23885_ir_init(struct cx23885_dev *dev)
{
dprintk(1, "%s()\n", __FUNCTION__);
switch (dev->board) {
+ case CX23885_BOARD_HAUPPAUGE_HVR1250:
case CX23885_BOARD_HAUPPAUGE_HVR1800:
dprintk(1, "%s() FIXME - Implement IR support\n", __FUNCTION__);
break;
dev->ts2.gen_ctrl_val = 0xc; /* Serial bus + punctured clock */
dev->ts2.ts_clk_en_val = 0x1; /* Enable TS_CLK */
- cx23885_risc_stopper(dev->pci, &dev->ts2.mpegq.stopper, dev->ts2.reg_dma_ctl, dev->ts2.dma_ctl_val, 0x00);
+ cx23885_risc_stopper(dev->pci, &dev->ts2.mpegq.stopper,
+ dev->ts2.reg_dma_ctl, dev->ts2.dma_ctl_val, 0x00);
- sprintf(dev->name,"cx23885[%d]", dev->nr);
+ sprintf(dev->name, "cx23885[%d]", dev->nr);
if (get_resources(dev) < 0) {
printk(KERN_ERR "CORE %s No more PCIe resources for "
- "subsystem: %04x:%04x\n",
- dev->name, dev->pci->subsystem_vendor,
- dev->pci->subsystem_device);
+ "subsystem: %04x:%04x\n",
+ dev->name, dev->pci->subsystem_vendor,
+ dev->pci->subsystem_device);
cx23885_devcount--;
goto fail_free;
/* PCIe stuff */
dev->lmmio = ioremap(pci_resource_start(dev->pci,0),
- pci_resource_len(dev->pci,0));
+ pci_resource_len(dev->pci,0));
dev->bmmio = (u8 __iomem *)dev->lmmio;
- cx23885_pci_quirks(dev);
-
/* board config */
dev->board = UNSET;
if (card[dev->nr] < cx23885_bcount)
cx23885_card_list(dev);
}
printk(KERN_INFO "CORE %s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n",
- dev->name, dev->pci->subsystem_vendor,
- dev->pci->subsystem_device, cx23885_boards[dev->board].name,
- dev->board, card[dev->nr] == dev->board ?
- "insmod option" : "autodetected");
+ dev->name, dev->pci->subsystem_vendor,
+ dev->pci->subsystem_device, cx23885_boards[dev->board].name,
+ dev->board, card[dev->nr] == dev->board ?
+ "insmod option" : "autodetected");
/* Configure the internal memory */
if(dev->pci->device == 0x8880) {
dev->bridge = CX23885_BRIDGE_885;
dev->sram_channels = cx23885_sram_channels;
}
- dprintk(1, "%s() Memory configured for PCIe bridge type %d\n", __FUNCTION__, dev->bridge);
+ dprintk(1, "%s() Memory configured for PCIe bridge type %d\n",
+ __FUNCTION__, dev->bridge);
+
+ cx23885_pci_quirks(dev);
/* init hardware */
cx23885_reset(dev);
cx23885_ir_init(dev);
if (cx23885_dvb_register(&dev->ts2) < 0) {
- printk(KERN_ERR "%s() Failed to register dvb adapters\n", __FUNCTION__);
+ printk(KERN_ERR "%s() Failed to register dvb adapters\n",
+ __FUNCTION__);
}
return 0;
}
static u32* cx23885_risc_field(u32 *rp, struct scatterlist *sglist,
- unsigned int offset, u32 sync_line,
- unsigned int bpl, unsigned int padding,
- unsigned int lines)
+ unsigned int offset, u32 sync_line,
+ unsigned int bpl, unsigned int padding,
+ unsigned int lines)
{
struct scatterlist *sg;
- unsigned int line,todo;
+ unsigned int line, todo;
/* sync instruction */
if (sync_line != NO_SYNC_LINE)
}
int cx23885_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
- struct scatterlist *sglist,
- unsigned int top_offset, unsigned int bottom_offset,
- unsigned int bpl, unsigned int padding, unsigned int lines)
+ struct scatterlist *sglist, unsigned int top_offset,
+ unsigned int bottom_offset, unsigned int bpl,
+ unsigned int padding, unsigned int lines)
{
- u32 instructions,fields;
+ u32 instructions, fields;
u32 *rp;
int rc;
/* write and jump need and extra dword */
instructions = fields * (1 + ((bpl + padding) * lines) / PAGE_SIZE + lines);
instructions += 2;
- //if ((rc = btcx_riscmem_alloc(pci,risc,instructions*8)) < 0)
if ((rc = btcx_riscmem_alloc(pci,risc,instructions*12)) < 0)
return rc;
rp = risc->cpu;
if (UNSET != top_offset)
rp = cx23885_risc_field(rp, sglist, top_offset, 0,
- bpl, padding, lines);
+ bpl, padding, lines);
if (UNSET != bottom_offset)
rp = cx23885_risc_field(rp, sglist, bottom_offset, 0x200,
- bpl, padding, lines);
+ bpl, padding, lines);
/* save pointer to jmp instruction address */
risc->jmp = rp;
}
int cx23885_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc,
- struct scatterlist *sglist, unsigned int bpl,
- unsigned int lines)
+ struct scatterlist *sglist, unsigned int bpl,
+ unsigned int lines)
{
u32 instructions;
u32 *rp;
instructions = 1 + (bpl * lines) / PAGE_SIZE + lines;
instructions += 1;
- //if ((rc = btcx_riscmem_alloc(pci,risc,instructions*8)) < 0)
if ((rc = btcx_riscmem_alloc(pci,risc,instructions*12)) < 0)
return rc;
}
int cx23885_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
- u32 reg, u32 mask, u32 value)
+ u32 reg, u32 mask, u32 value)
{
u32 *rp;
int rc;
/* write risc instructions */
rp = risc->cpu;
- //*(rp++) = cpu_to_le32(RISC_WRITECR | RISC_IRQ2 | RISC_IMM);
*(rp++) = cpu_to_le32(RISC_WRITECR | RISC_IRQ2);
*(rp++) = cpu_to_le32(reg);
*(rp++) = cpu_to_le32(value);
void cx23885_free_buffer(struct videobuf_queue *q, struct cx23885_buffer *buf)
{
BUG_ON(in_interrupt());
- videobuf_waiton(&buf->vb,0,0);
+ videobuf_waiton(&buf->vb, 0, 0);
videobuf_dma_unmap(q, &buf->vb.dma);
videobuf_dma_free(&buf->vb.dma);
btcx_riscmem_free((struct pci_dev *)q->dev, &buf->risc);
}
static int cx23885_start_dma(struct cx23885_tsport *port,
- struct cx23885_dmaqueue *q,
- struct cx23885_buffer *buf)
+ struct cx23885_dmaqueue *q,
+ struct cx23885_buffer *buf)
{
struct cx23885_dev *dev = port->dev;
dprintk(1, "%s() w: %d, h: %d, f: %d\n", __FUNCTION__,
- buf->vb.width, buf->vb.height, buf->vb.field);
+ buf->vb.width, buf->vb.height, buf->vb.field);
/* setup fifo + format */
cx23885_sram_channel_setup(dev,
- &dev->sram_channels[ port->sram_chno ],
- port->ts_packet_size, buf->risc.dma);
+ &dev->sram_channels[ port->sram_chno ],
+ port->ts_packet_size, buf->risc.dma);
if(debug > 5) {
cx23885_sram_channel_dump(dev, &dev->sram_channels[ port->sram_chno ] );
cx23885_risc_disasm(port, &buf->risc);
/* write TS length to chip */
cx_write(port->reg_lngth, buf->vb.width);
- if (!(cx23885_boards[dev->board].portc & CX23885_MPEG_DVB)) {
- printk( "%s() Failed. Unsupported value in .portc (0x%08x)\n", __FUNCTION__,
+ if ( (!(cx23885_boards[dev->board].portb & CX23885_MPEG_DVB)) &&
+ (!(cx23885_boards[dev->board].portc & CX23885_MPEG_DVB)) ) {
+ printk( "%s() Failed. Unsupported value in .portb/c (0x%08x)/(0x%08x)\n",
+ __FUNCTION__,
+ cx23885_boards[dev->board].portb,
cx23885_boards[dev->board].portc );
return -EINVAL;
}
- // FIXME: review the need for these two lines
- dprintk( 1, "%s() doing .dvb\n", __FUNCTION__);
udelay(100);
cx_write(port->reg_hw_sop_ctrl, 0x47 << 16 | 188 << 4);
cx_write(port->reg_ts_clk_en, port->ts_clk_en_val);
-
- // FIXME: review the need for this
- cx_write(GPIO2, 0x00);
-
- switch (dev->board) {
- case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
- case CX23885_BOARD_HAUPPAUGE_HVR1800:
- cx_write(port->reg_vld_misc, 0x00);
- dprintk(1, "%s() Configuring HVR1800/lp/1500 board\n", __FUNCTION__);
- break;
- default:
- // FIXME
- printk(KERN_ERR "%s() error, default case", __FUNCTION__ );
- }
+ cx_write(port->reg_vld_misc, 0x00);
cx_write(port->reg_gen_ctrl, port->gen_ctrl_val);
udelay(100);
cx_write(port->reg_gpcnt_ctl, 3);
q->count = 1;
- /* A bug in the current 887 implementation, causes an NMI assert during
- * starting or stopping interrupts or dma. Avoid the bug for the time being,
- * enabling the developer to work on the demod/tuner locking work.
- */
switch(dev->bridge) {
case CX23885_BRIDGE_885:
case CX23885_BRIDGE_887:
cx_set(PCI_INT_MSK, dev->pci_irqmask | port->pci_irqmask);
break;
default:
- // FIXME: generate a sensible switch-default message
printk(KERN_ERR "%s() error, default case", __FUNCTION__ );
}
- dprintk(1, "%s() Register Dump\n", __FUNCTION__);
- dprintk(1, "%s() set port ts_int_msk, now %x\n", __FUNCTION__, cx_read(port->reg_ts_int_msk) );
- dprintk(1, "%s() DEV_CNTRL2 0x%08x\n", __FUNCTION__, cx_read(DEV_CNTRL2) );
- dprintk(1, "%s() PCI_INT_MSK 0x%08x\n", __FUNCTION__, cx_read(PCI_INT_MSK) );
- dprintk(1, "%s() VID_A_INT_MSK 0x%08x\n", __FUNCTION__, cx_read(VID_A_INT_MSK) );
- dprintk(1, "%s() VID_B_INT_MSK 0x%08x\n", __FUNCTION__, cx_read(VID_B_INT_MSK) );
- dprintk(1, "%s() VID_C_INT_MSK 0x%08x\n", __FUNCTION__, cx_read(VID_C_INT_MSK) );
- dprintk(1, "%s() VID_A_DMA_CTL 0x%08x\n", __FUNCTION__, cx_read(VID_A_DMA_CTL) );
- dprintk(1, "%s() VID_B_DMA_CTL 0x%08x\n", __FUNCTION__, cx_read(VID_B_DMA_CTL) );
- dprintk(1, "%s() VID_C_DMA_CTL 0x%08x\n", __FUNCTION__, cx_read(VID_C_DMA_CTL) );
- dprintk(1, "%s() AUD_INT_INT_MSK 0x%08x\n", __FUNCTION__, cx_read(AUDIO_INT_INT_MSK) );
- dprintk(1, "%s() AUD_INT_DMA_CTL 0x%08x\n", __FUNCTION__, cx_read(AUD_INT_DMA_CTL) );
- dprintk(1, "%s() AUD_EXT_INT_MSK 0x%08x\n", __FUNCTION__, cx_read(AUDIO_EXT_INT_MSK) );
- dprintk(1, "%s() AUD_EXT_DMA_CTL 0x%08x\n", __FUNCTION__, cx_read(AUD_EXT_DMA_CTL) );
-
cx_set(DEV_CNTRL2, (1<<5)); /* Enable RISC controller */
- dprintk(1, "%s() set dev_cntrl2, now %x\n", __FUNCTION__, cx_read(DEV_CNTRL2) );
- dprintk(1, "%s() VID_C_DMA_CTL , now %x\n", __FUNCTION__, cx_read(port->reg_dma_ctl) );
- dprintk(1, "%s() VID_C_DMA_CTL , now %x\n", __FUNCTION__, cx_read(VID_C_DMA_CTL) );
- dprintk(1, "%s() PAD_CTRL %x\n", __FUNCTION__, cx_read(PAD_CTRL) );
- dprintk(1, "%s() GPIO2 %x\n", __FUNCTION__, cx_read(GPIO2) );
- dprintk(1, "%s() VID_C_LN_LNGTH , now %x\n", __FUNCTION__, cx_read(port->reg_lngth) );
- dprintk(1, "%s() VID_C_HW_SOP_CTL, now %x\n", __FUNCTION__, cx_read(port->reg_hw_sop_ctrl) );
- dprintk(1, "%s() VID_C_GEN_CTL , now %x\n", __FUNCTION__, cx_read(port->reg_gen_ctrl) );
- dprintk(1, "%s() VID_C_SOP_STATUS, now %x\n", __FUNCTION__, cx_read(VID_C_SOP_STATUS) );
- dprintk(1, "%s() VID_C_TS_CLK_EN , now %x\n", __FUNCTION__, cx_read(VID_C_TS_CLK_EN) );
- dprintk(1, "%s() VID_C_FIFO_OVLST, now %x\n", __FUNCTION__, cx_read(VID_C_FIFO_OVFL_STAT) );
- dprintk(1, "%s() VID_C_INT_MSTAT , now 0x%08x\n", __FUNCTION__, cx_read(VID_C_INT_MSTAT) );
return 0;
}
dprintk(5, "%s()\n", __FUNCTION__);
if (list_empty(&q->active))
{
- struct cx23885_buffer *prev;
- prev = NULL;
+ struct cx23885_buffer *prev;
+ prev = NULL;
dprintk(5, "%s() queue is empty\n", __FUNCTION__);
- for (;;) {
- if (list_empty(&q->queued))
- return 0;
- buf = list_entry(q->queued.next, struct cx23885_buffer, vb.queue);
- if (NULL == prev) {
- list_del(&buf->vb.queue);
- list_add_tail(&buf->vb.queue,&q->active);
- cx23885_start_dma(port, q, buf);
- buf->vb.state = STATE_ACTIVE;
- buf->count = q->count++;
- mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
- dprintk(5,"[%p/%d] restart_queue - first active\n",
- buf,buf->vb.i);
-
- } else if (prev->vb.width == buf->vb.width &&
- prev->vb.height == buf->vb.height &&
- prev->fmt == buf->fmt) {
- list_del(&buf->vb.queue);
- list_add_tail(&buf->vb.queue,&q->active);
- buf->vb.state = STATE_ACTIVE;
- buf->count = q->count++;
- prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
- prev->risc.jmp[2] = cpu_to_le32(0); /* 64 bit bits 63-32 */
- dprintk(5,"[%p/%d] restart_queue - move to active\n",
- buf,buf->vb.i);
- } else {
- return 0;
- }
- prev = buf;
- }
+ for (;;) {
+ if (list_empty(&q->queued))
+ return 0;
+ buf = list_entry(q->queued.next, struct cx23885_buffer,
+ vb.queue);
+ if (NULL == prev) {
+ list_del(&buf->vb.queue);
+ list_add_tail(&buf->vb.queue, &q->active);
+ cx23885_start_dma(port, q, buf);
+ buf->vb.state = STATE_ACTIVE;
+ buf->count = q->count++;
+ mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
+ dprintk(5, "[%p/%d] restart_queue - first active\n",
+ buf, buf->vb.i);
+
+ } else if (prev->vb.width == buf->vb.width &&
+ prev->vb.height == buf->vb.height &&
+ prev->fmt == buf->fmt) {
+ list_del(&buf->vb.queue);
+ list_add_tail(&buf->vb.queue, &q->active);
+ buf->vb.state = STATE_ACTIVE;
+ buf->count = q->count++;
+ prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+ prev->risc.jmp[2] = cpu_to_le32(0); /* 64 bit bits 63-32 */
+ dprintk(5,"[%p/%d] restart_queue - move to active\n",
+ buf, buf->vb.i);
+ } else {
+ return 0;
+ }
+ prev = buf;
+ }
return 0;
}
buf = list_entry(q->active.next, struct cx23885_buffer, vb.queue);
- dprintk(2,"restart_queue [%p/%d]: restart dma\n",
+ dprintk(2, "restart_queue [%p/%d]: restart dma\n",
buf, buf->vb.i);
cx23885_start_dma(port, q, buf);
- list_for_each(item,&q->active) {
+ list_for_each(item, &q->active) {
buf = list_entry(item, struct cx23885_buffer, vb.queue);
buf->count = q->count++;
}
- mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
+ mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
return 0;
}
buf->vb.size = size;
buf->vb.field = field /*V4L2_FIELD_TOP*/;
- if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL)))
+ if (0 != (rc = videobuf_iolock(q, &buf->vb, NULL)))
goto fail;
cx23885_risc_databuffer(dev->pci, &buf->risc,
buf->vb.dma.sglist,
return 0;
fail:
- cx23885_free_buffer(q,buf);
+ cx23885_free_buffer(q, buf);
return rc;
}
if (list_empty(&cx88q->active)) {
dprintk( 1, "queue is empty - first active\n" );
- list_add_tail(&buf->vb.queue,&cx88q->active);
+ list_add_tail(&buf->vb.queue, &cx88q->active);
cx23885_start_dma(port, cx88q, buf);
buf->vb.state = STATE_ACTIVE;
buf->count = cx88q->count++;
- mod_timer(&cx88q->timeout, jiffies+BUFFER_TIMEOUT);
- dprintk(1,"[%p/%d] %s - first active\n",
+ mod_timer(&cx88q->timeout, jiffies + BUFFER_TIMEOUT);
+ dprintk(1, "[%p/%d] %s - first active\n",
buf, buf->vb.i, __FUNCTION__);
-
} else {
dprintk( 1, "queue is not empty - append to active\n" );
- prev = list_entry(cx88q->active.prev, struct cx23885_buffer, vb.queue);
- list_add_tail(&buf->vb.queue,&cx88q->active);
+ prev = list_entry(cx88q->active.prev, struct cx23885_buffer,
+ vb.queue);
+ list_add_tail(&buf->vb.queue, &cx88q->active);
buf->vb.state = STATE_ACTIVE;
buf->count = cx88q->count++;
prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
prev->risc.jmp[2] = cpu_to_le32(0); /* 64 bit bits 63-32 */
dprintk( 1, "[%p/%d] %s - append to active\n",
- buf, buf->vb.i, __FUNCTION__);
+ buf, buf->vb.i, __FUNCTION__);
}
}
/* ----------------------------------------------------------- */
-static void do_cancel_buffers(struct cx23885_tsport *port, char *reason, int restart)
+static void do_cancel_buffers(struct cx23885_tsport *port, char *reason,
+ int restart)
{
struct cx23885_dev *dev = port->dev;
struct cx23885_dmaqueue *q = &port->mpegq;
struct cx23885_buffer *buf;
unsigned long flags;
- spin_lock_irqsave(&port->slock,flags);
+ spin_lock_irqsave(&port->slock, flags);
while (!list_empty(&q->active)) {
- buf = list_entry(q->active.next, struct cx23885_buffer, vb.queue);
+ buf = list_entry(q->active.next, struct cx23885_buffer,
+ vb.queue);
list_del(&buf->vb.queue);
buf->vb.state = STATE_ERROR;
wake_up(&buf->vb.done);
- dprintk(1,"[%p/%d] %s - dma=0x%08lx\n",
+ dprintk(1, "[%p/%d] %s - dma=0x%08lx\n",
buf, buf->vb.i, reason, (unsigned long)buf->risc.dma);
}
- if (restart)
- {
+ if (restart) {
dprintk(1, "restarting queue\n" );
cx23885_restart_queue(port, q);
}
- spin_unlock_irqrestore(&port->slock,flags);
+ spin_unlock_irqrestore(&port->slock, flags);
}
void cx23885_cancel_buffers(struct cx23885_tsport *port)
struct cx23885_dev *dev = port->dev;
struct cx23885_dmaqueue *q = &port->mpegq;
- dprintk(1, "%s()\n", __FUNCTION__ );
+ dprintk(1, "%s()\n", __FUNCTION__);
del_timer_sync(&q->timeout);
cx23885_stop_dma(port);
do_cancel_buffers(port, "cancel", 0);
do_cancel_buffers(port, "timeout", 1);
}
-#define PCI_MSK_APB_DMA (1 << 12)
-#define PCI_MSK_AL_WR (1 << 11)
-#define PCI_MSK_AL_RD (1 << 10)
-#define PCI_MSK_RISC_WR (1 << 9)
-#define PCI_MSK_RISC_RD (1 << 8)
-
-#define PCI_MSK_AUD_EXT (1 << 4)
-#define PCI_MSK_AUD_INT (1 << 3)
-#define PCI_MSK_VID_C (1 << 2)
-#define PCI_MSK_VID_B (1 << 1)
-#define PCI_MSK_VID_A 1
-
-#define VID_C_MSK_BAD_PKT (1 << 20)
-#define VID_C_MSK_OPC_ERR (1 << 16)
-#define VID_C_MSK_SYNC (1 << 12)
-#define VID_C_MSK_OF (1 << 8)
-#define VID_C_MSK_RISCI2 (1 << 4)
-#define VID_C_MSK_RISCI1 1
-
static irqreturn_t cx23885_irq(int irq, void *dev_id)
{
struct cx23885_dev *dev = dev_id;
struct cx23885_tsport *port = &dev->ts2;
u32 pci_status, pci_mask;
+ u32 ts1_status, ts1_mask;
u32 ts2_status, ts2_mask;
int count = 0, handled = 0;
pci_status = cx_read(PCI_INT_STAT);
pci_mask = cx_read(PCI_INT_MSK);
-
+ ts1_status = cx_read(VID_B_INT_STAT);
+ ts1_mask = cx_read(VID_B_INT_MSK);
ts2_status = cx_read(VID_C_INT_STAT);
ts2_mask = cx_read(VID_C_INT_MSK);
- if ( (pci_status == 0) && (ts2_status == 0) )
+ if ( (pci_status == 0) && (ts2_status == 0) && (ts1_status == 0) )
goto out;
count = cx_read(port->reg_gpcnt);
dprintk(7, "pci_status: 0x%08x pci_mask: 0x%08x\n", pci_status, pci_mask );
+ dprintk(7, "ts1_status: 0x%08x ts1_mask: 0x%08x count: 0x%x\n", ts1_status, ts1_mask, count );
dprintk(7, "ts2_status: 0x%08x ts2_mask: 0x%08x count: 0x%x\n", ts2_status, ts2_mask, count );
if ( (pci_status & PCI_MSK_RISC_RD) ||
- (pci_status & PCI_MSK_RISC_WR) ||
- (pci_status & PCI_MSK_AL_RD) ||
- (pci_status & PCI_MSK_AL_WR) ||
- (pci_status & PCI_MSK_APB_DMA) ||
- (pci_status & PCI_MSK_VID_C) ||
- (pci_status & PCI_MSK_VID_B) ||
- (pci_status & PCI_MSK_VID_A) ||
- (pci_status & PCI_MSK_AUD_INT) ||
- (pci_status & PCI_MSK_AUD_EXT) )
+ (pci_status & PCI_MSK_RISC_WR) ||
+ (pci_status & PCI_MSK_AL_RD) ||
+ (pci_status & PCI_MSK_AL_WR) ||
+ (pci_status & PCI_MSK_APB_DMA) ||
+ (pci_status & PCI_MSK_VID_C) ||
+ (pci_status & PCI_MSK_VID_B) ||
+ (pci_status & PCI_MSK_VID_A) ||
+ (pci_status & PCI_MSK_AUD_INT) ||
+ (pci_status & PCI_MSK_AUD_EXT) )
{
if (pci_status & PCI_MSK_RISC_RD)
}
+ if ( (ts1_status & VID_B_MSK_OPC_ERR) ||
+ (ts1_status & VID_B_MSK_BAD_PKT) ||
+ (ts1_status & VID_B_MSK_SYNC) ||
+ (ts1_status & VID_B_MSK_OF))
+ {
+ if (ts1_status & VID_B_MSK_OPC_ERR)
+ dprintk(7, " (VID_B_MSK_OPC_ERR 0x%08x)\n", VID_B_MSK_OPC_ERR);
+ if (ts1_status & VID_B_MSK_BAD_PKT)
+ dprintk(7, " (VID_B_MSK_BAD_PKT 0x%08x)\n", VID_B_MSK_BAD_PKT);
+ if (ts1_status & VID_B_MSK_SYNC)
+ dprintk(7, " (VID_B_MSK_SYNC 0x%08x)\n", VID_B_MSK_SYNC);
+ if (ts1_status & VID_B_MSK_OF)
+ dprintk(7, " (VID_B_MSK_OF 0x%08x)\n", VID_B_MSK_OF);
+
+ printk(KERN_ERR "%s: mpeg risc op code error\n", dev->name);
+
+ cx_clear(port->reg_dma_ctl, port->dma_ctl_val);
+ cx23885_sram_channel_dump(dev, &dev->sram_channels[ port->sram_chno ]);
+
+ } else if (ts1_status & VID_B_MSK_RISCI1) {
+
+ dprintk(7, " (RISCI1 0x%08x)\n", VID_B_MSK_RISCI1);
+
+ spin_lock(&port->slock);
+ count = cx_read(port->reg_gpcnt);
+ cx23885_wakeup(port, &port->mpegq, count);
+ spin_unlock(&port->slock);
+
+ } else if (ts1_status & VID_B_MSK_RISCI2) {
+
+ dprintk(7, " (RISCI2 0x%08x)\n", VID_B_MSK_RISCI2);
+
+ spin_lock(&port->slock);
+ cx23885_restart_queue(port, &port->mpegq);
+ spin_unlock(&port->slock);
+
+ }
+ if (ts1_status) {
+ cx_write(VID_B_INT_STAT, ts1_status);
+ handled = 1;
+ }
+
if ( (ts2_status & VID_C_MSK_OPC_ERR) ||
- (ts2_status & VID_C_MSK_BAD_PKT) ||
- (ts2_status & VID_C_MSK_SYNC) ||
- (ts2_status & VID_C_MSK_OF))
+ (ts2_status & VID_C_MSK_BAD_PKT) ||
+ (ts2_status & VID_C_MSK_SYNC) ||
+ (ts2_status & VID_C_MSK_OF))
{
if (ts2_status & VID_C_MSK_OPC_ERR)
dprintk(7, " (VID_C_MSK_OPC_ERR 0x%08x)\n", VID_C_MSK_OPC_ERR);
}
- cx_write(VID_C_INT_STAT, ts2_status);
- cx_write(PCI_INT_STAT, pci_status);
- handled = 1;
+ if (ts2_status) {
+ cx_write(VID_C_INT_STAT, ts2_status);
+ handled = 1;
+ }
+
+ if (handled)
+ cx_write(PCI_INT_STAT, pci_status);
out:
return IRQ_RETVAL(handled);
}
static int __devinit cx23885_initdev(struct pci_dev *pci_dev,
- const struct pci_device_id *pci_id)
+ const struct pci_device_id *pci_id)
{
struct cx23885_dev *dev;
int err;
- dev = kzalloc(sizeof(*dev),GFP_KERNEL);
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (NULL == dev)
return -ENOMEM;
goto fail_irq;
}
- err = request_irq(pci_dev->irq, cx23885_irq
- , IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
+ err = request_irq(pci_dev->irq, cx23885_irq,
+ IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
if (err < 0) {
printk(KERN_ERR "%s: can't get IRQ %d\n",
dev->name, pci_dev->irq);