/*
- * $Id: cx88-core.c,v 1.15 2004/10/25 11:26:36 kraxel Exp $
- *
* device driver for Conexant 2388x based TV cards
* driver core
*
#include <linux/sound.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
-#include <linux/delay.h>
#include <linux/videodev.h>
#include "cx88.h"
/* ------------------------------------------------------------------ */
-static unsigned int core_debug = 0;
-module_param(core_debug,int,0644);
-MODULE_PARM_DESC(core_debug,"enable debug messages [core]");
+#if 0
+static unsigned int gpio_tracking = 0;
+MODULE_PARM(gpio_tracking,"i");
+MODULE_PARM_DESC(gpio_tracking,"enable debug messages [gpio]");
-static unsigned int latency = UNSET;
-module_param(latency,int,0444);
-MODULE_PARM_DESC(latency,"pci latency timer");
+static unsigned int ts_nr = -1;
+MODULE_PARM(ts_nr,"i");
+MODULE_PARM_DESC(ts_nr,"ts device number");
-static unsigned int tuner[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
-static unsigned int card[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET };
+static unsigned int vbi_nr = -1;
+MODULE_PARM(vbi_nr,"i");
+MODULE_PARM_DESC(vbi_nr,"vbi device number");
-module_param_array(tuner, int, NULL, 0444);
-module_param_array(card, int, NULL, 0444);
+static unsigned int radio_nr = -1;
+MODULE_PARM(radio_nr,"i");
+MODULE_PARM_DESC(radio_nr,"radio device number");
-MODULE_PARM_DESC(tuner,"tuner type");
-MODULE_PARM_DESC(card,"card type");
+static unsigned int oss = 0;
+MODULE_PARM(oss,"i");
+MODULE_PARM_DESC(oss,"register oss devices (default: no)");
-static unsigned int nicam = 0;
-module_param(nicam,int,0644);
-MODULE_PARM_DESC(nicam,"tv audio is nicam");
+static unsigned int dsp_nr = -1;
+MODULE_PARM(dsp_nr,"i");
+MODULE_PARM_DESC(dsp_nr,"oss dsp device number");
-#define dprintk(level,fmt, arg...) if (core_debug >= level) \
- printk(KERN_DEBUG "%s: " fmt, core->name , ## arg)
+static unsigned int mixer_nr = -1;
+MODULE_PARM(mixer_nr,"i");
+MODULE_PARM_DESC(mixer_nr,"oss mixer device number");
+#endif
-static unsigned int cx88_devcount;
-static LIST_HEAD(cx88_devlist);
-static DECLARE_MUTEX(devlist);
+static unsigned int core_debug = 0;
+MODULE_PARM(core_debug,"i");
+MODULE_PARM_DESC(core_debug,"enable debug messages [core]");
+
+#define dprintk(fmt, arg...) if (core_debug) \
+ printk(KERN_DEBUG "%s/core: " fmt, dev->name , ## arg)
/* ------------------------------------------------------------------ */
/* debug help functions */
}
/* ------------------------------------------------------------------ */
-#define NO_SYNC_LINE (-1U)
static u32* cx88_risc_field(u32 *rp, struct scatterlist *sglist,
unsigned int offset, u32 sync_line,
unsigned int line,todo;
/* sync instruction */
- if (sync_line != NO_SYNC_LINE)
- *(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
-
+ *(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
+
/* scan lines */
sg = sglist;
for (line = 0; line < lines; line++) {
/* save pointer to jmp instruction address */
risc->jmp = rp;
- BUG_ON((risc->jmp - risc->cpu + 2) / 4 > risc->size);
- return 0;
-}
-
-int cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc,
- struct scatterlist *sglist, unsigned int bpl,
- unsigned int lines)
-{
- u32 instructions;
- u32 *rp;
- int rc;
-
- /* estimate risc mem: worst case is one write per page border +
- one write per scan line + syncs + jump (all 2 dwords) */
- instructions = (bpl * lines) / PAGE_SIZE + lines;
- instructions += 3 + 4;
- if ((rc = btcx_riscmem_alloc(pci,risc,instructions*8)) < 0)
- return rc;
-
- /* write risc instructions */
- rp = risc->cpu;
- rp = cx88_risc_field(rp, sglist, 0, NO_SYNC_LINE, bpl, 0, lines);
-
- /* save pointer to jmp instruction address */
- risc->jmp = rp;
- BUG_ON((risc->jmp - risc->cpu + 2) / 4 > risc->size);
return 0;
}
*
* FIFO space allocations:
* channel 21 (y video) - 10.0k
- * channel 22 (u video) - 2.0k
- * channel 23 (v video) - 2.0k
* channel 24 (vbi) - 4.0k
* channels 25+26 (audio) - 0.5k
- * channel 28 (mpeg) - 4.0k
- * TOTAL = 25.5k
+ * everything else - 2.0k
+ * TOTAL = 29.0k
*
* Every channel has 160 bytes control data (64 bytes instruction
* queue and 6 CDT entries), which is close to 2k total.
- *
+ *
* Address layout:
* 0x0000 - 0x03ff CMDs / reserved
* 0x0400 - 0x0bff instruction queues + CDs
.cnt1_reg = MO_DMA26_CNT1,
.cnt2_reg = MO_DMA26_CNT2,
},
- [SRAM_CH28] = {
- .name = "mpeg",
- .cmds_start = 0x180200,
- .ctrl_start = 0x1807C0,
- .cdt = 0x1807C0 + 64,
- .fifo_start = 0x185600,
- .fifo_size = 0x001000,
- .ptr1_reg = MO_DMA28_PTR1,
- .ptr2_reg = MO_DMA28_PTR2,
- .cnt1_reg = MO_DMA28_CNT1,
- .cnt2_reg = MO_DMA28_CNT2,
- },
};
-int cx88_sram_channel_setup(struct cx88_core *core,
+int cx88_sram_channel_setup(struct cx8800_dev *dev,
struct sram_channel *ch,
unsigned int bpl, u32 risc)
{
/* fill registers */
cx_write(ch->ptr1_reg, ch->fifo_start);
cx_write(ch->ptr2_reg, cdt);
- cx_write(ch->cnt1_reg, (bpl >> 3) -1);
+ cx_write(ch->cnt1_reg, bpl >> 3);
cx_write(ch->cnt2_reg, (lines*16) >> 3);
- dprintk(2,"sram setup %s: bpl=%d lines=%d\n", ch->name, bpl, lines);
+ dprintk("sram setup %s: bpl=%d lines=%d\n", ch->name, bpl, lines);
return 0;
}
return incr[risc >> 28] ? incr[risc >> 28] : 1;
}
-void cx88_risc_disasm(struct cx88_core *core,
+void cx88_risc_disasm(struct cx8800_dev *dev,
struct btcx_riscmem *risc)
{
unsigned int i,j,n;
-
+
printk("%s: risc disasm: %p [dma=0x%08lx]\n",
- core->name, risc->cpu, (unsigned long)risc->dma);
+ dev->name, risc->cpu, (unsigned long)risc->dma);
for (i = 0; i < (risc->size >> 2); i += n) {
- printk("%s: %04d: ", core->name, i);
+ printk("%s: %04d: ", dev->name, i);
n = cx88_risc_decode(risc->cpu[i]);
for (j = 1; j < n; j++)
printk("%s: %04d: 0x%08x [ arg #%d ]\n",
- core->name, i+j, risc->cpu[i+j], j);
+ dev->name, i+j, risc->cpu[i+j], j);
if (risc->cpu[i] == RISC_JUMP)
break;
}
}
-void cx88_sram_channel_dump(struct cx88_core *core,
+void cx88_sram_channel_dump(struct cx8800_dev *dev,
struct sram_channel *ch)
{
static char *name[] = {
u32 risc;
unsigned int i,j,n;
- printk("%s: %s - dma channel status dump\n",
- core->name,ch->name);
+ printk("%s: %s - dma channel status dump\n",dev->name,ch->name);
for (i = 0; i < ARRAY_SIZE(name); i++)
printk("%s: cmds: %-12s: 0x%08x\n",
- core->name,name[i],
+ dev->name,name[i],
cx_read(ch->cmds_start + 4*i));
for (i = 0; i < 4; i++) {
risc = cx_read(ch->cmds_start + 4 * (i+11));
- printk("%s: risc%d: ", core->name, i);
+ printk("%s: risc%d: ", dev->name, i);
cx88_risc_decode(risc);
}
for (i = 0; i < 16; i += n) {
risc = cx_read(ch->ctrl_start + 4 * i);
- printk("%s: iq %x: ", core->name, i);
+ printk("%s: iq %x: ", dev->name, i);
n = cx88_risc_decode(risc);
for (j = 1; j < n; j++) {
risc = cx_read(ch->ctrl_start + 4 * (i+j));
printk("%s: iq %x: 0x%08x [ arg #%d ]\n",
- core->name, i+j, risc, j);
+ dev->name, i+j, risc, j);
}
}
printk("%s: fifo: 0x%08x -> 0x%x\n",
- core->name, ch->fifo_start, ch->fifo_start+ch->fifo_size);
+ dev->name, ch->fifo_start, ch->fifo_start+ch->fifo_size);
printk("%s: ctrl: 0x%08x -> 0x%x\n",
- core->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",
- core->name,cx_read(ch->ptr1_reg));
+ dev->name,cx_read(ch->ptr1_reg));
printk("%s: ptr2_reg: 0x%08x\n",
- core->name,cx_read(ch->ptr2_reg));
+ dev->name,cx_read(ch->ptr2_reg));
printk("%s: cnt1_reg: 0x%08x\n",
- core->name,cx_read(ch->cnt1_reg));
+ dev->name,cx_read(ch->cnt1_reg));
printk("%s: cnt2_reg: 0x%08x\n",
- core->name,cx_read(ch->cnt2_reg));
+ dev->name,cx_read(ch->cnt2_reg));
}
char *cx88_pci_irqs[32] = {
- "vid", "aud", "ts", "vip", "hst", "5", "6", "tm1",
+ "vid", "aud", "ts", "vip", "hst", "5", "6", "tm1",
"src_dma", "dst_dma", "risc_rd_err", "risc_wr_err",
"brdg_err", "src_dma_err", "dst_dma_err", "ipb_dma_err",
"i2c", "i2c_rack", "ir_smp", "gpio0", "gpio1"
};
char *cx88_vid_irqs[32] = {
- "y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
+ "y_risci1", "u_risci1", "v_risci1", "vbi_risc1",
"y_risci2", "u_risci2", "v_risci2", "vbi_risc2",
"y_oflow", "u_oflow", "v_oflow", "vbi_oflow",
"y_sync", "u_sync", "v_sync", "vbi_sync",
"opc_err", "par_err", "rip_err", "pci_abort",
};
-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?",
-};
void cx88_print_irqbits(char *name, char *tag, char **strings,
u32 bits, u32 mask)
for (i = 0; i < 32; i++) {
if (!(bits & (1 << i)))
continue;
- if (strings[i])
- printk(" %s", strings[i]);
- else
- printk(" %d", i);
+ printk(" %s",strings[i]);
if (!(mask & (1 << i)))
continue;
printk("*");
/* ------------------------------------------------------------------ */
-void cx88_irq(struct cx88_core *core, u32 status, u32 mask)
-{
- cx88_print_irqbits(core->name, "irq pci",
- cx88_pci_irqs, status, mask);
-}
-
-void cx88_wakeup(struct cx88_core *core,
- struct cx88_dmaqueue *q, u32 count)
-{
- struct cx88_buffer *buf;
- int bc;
-
- for (bc = 0;; bc++) {
- if (list_empty(&q->active))
- break;
- buf = list_entry(q->active.next,
- struct cx88_buffer, vb.queue);
-#if 0
- if (buf->count > count)
- break;
-#else
- /* 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;
-#endif
- do_gettimeofday(&buf->vb.ts);
- 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);
- wake_up(&buf->vb.done);
- }
- if (list_empty(&q->active)) {
- del_timer(&q->timeout);
- } else {
- mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT);
- }
- if (bc != 1)
- printk("%s: %d buffers handled (should be 1)\n",__FUNCTION__,bc);
-}
-
-void cx88_shutdown(struct cx88_core *core)
-{
- /* disable RISC controller + IRQs */
- cx_write(MO_DEV_CNTRL2, 0);
-
- /* stop dma transfers */
- cx_write(MO_VID_DMACNTRL, 0x0);
- cx_write(MO_AUD_DMACNTRL, 0x0);
- cx_write(MO_TS_DMACNTRL, 0x0);
- cx_write(MO_VIP_DMACNTRL, 0x0);
- cx_write(MO_GPHST_DMACNTRL, 0x0);
-
- /* stop interrupts */
- cx_write(MO_PCI_INTMSK, 0x0);
- cx_write(MO_VID_INTMSK, 0x0);
- cx_write(MO_AUD_INTMSK, 0x0);
- cx_write(MO_TS_INTMSK, 0x0);
- cx_write(MO_VIP_INTMSK, 0x0);
- cx_write(MO_GPHST_INTMSK, 0x0);
-
- /* stop capturing */
- cx_write(VID_CAPTURE_CONTROL, 0);
-}
-
-int cx88_reset(struct cx88_core *core)
-{
- dprintk(1,"%s\n",__FUNCTION__);
- cx88_shutdown(core);
-
- /* clear irq status */
- cx_write(MO_VID_INTSTAT, 0xFFFFFFFF); // Clear PIV int
- cx_write(MO_PCI_INTSTAT, 0xFFFFFFFF); // Clear PCI int
- cx_write(MO_INT1_STAT, 0xFFFFFFFF); // Clear RISC int
-
- /* wait a bit */
- msleep(100);
-
- /* init sram */
- cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21], 720*4, 0);
- cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH22], 128, 0);
- cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH23], 128, 0);
- cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH24], 128, 0);
- cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH25], 128, 0);
- cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH26], 128, 0);
- cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH28], 188*4, 0);
-
- /* misc init ... */
- cx_write(MO_INPUT_FORMAT, ((1 << 13) | // agc enable
- (1 << 12) | // agc gain
- (1 << 11) | // adaptibe agc
- (0 << 10) | // chroma agc
- (0 << 9) | // ckillen
- (7)));
-
- /* setup image format */
- cx_andor(MO_COLOR_CTRL, 0x4000, 0x4000);
-
- /* setup FIFO Threshholds */
- cx_write(MO_PDMA_STHRSH, 0x0807);
- cx_write(MO_PDMA_DTHRSH, 0x0807);
-
- /* fixes flashing of image */
- cx_write(MO_AGC_SYNC_TIP1, 0x0380000F);
- cx_write(MO_AGC_BACK_VBI, 0x00E00555);
-
- cx_write(MO_VID_INTSTAT, 0xFFFFFFFF); // Clear PIV int
- cx_write(MO_PCI_INTSTAT, 0xFFFFFFFF); // Clear PCI int
- cx_write(MO_INT1_STAT, 0xFFFFFFFF); // Clear RISC int
-
- /* Reset on-board parts */
- cx_write(MO_SRST_IO, 0);
- msleep(10);
- cx_write(MO_SRST_IO, 1);
-
- return 0;
-}
-
-/* ------------------------------------------------------------------ */
-
-static unsigned int inline norm_swidth(struct cx88_tvnorm *norm)
-{
- return (norm->id & V4L2_STD_625_50) ? 922 : 754;
-}
-
-static unsigned int inline norm_hdelay(struct cx88_tvnorm *norm)
-{
- return (norm->id & V4L2_STD_625_50) ? 186 : 135;
-}
-
-static unsigned int inline norm_vdelay(struct cx88_tvnorm *norm)
-{
- return (norm->id & V4L2_STD_625_50) ? 0x24 : 0x18;
-}
-
-static unsigned int inline norm_fsc8(struct cx88_tvnorm *norm)
+int cx88_pci_quirks(char *name, struct pci_dev *pci, unsigned int *latency)
{
- static const unsigned int ntsc = 28636360;
- static const unsigned int pal = 35468950;
-
- return (norm->id & V4L2_STD_625_50) ? pal : ntsc;
-}
-
-static unsigned int inline norm_notchfilter(struct cx88_tvnorm *norm)
-{
- return (norm->id & V4L2_STD_625_50)
- ? HLNotchFilter135PAL
- : HLNotchFilter135NTSC;
-}
-
-static unsigned int inline norm_htotal(struct cx88_tvnorm *norm)
-{
- return (norm->id & V4L2_STD_625_50) ? 1135 : 910;
-}
-
-static unsigned int inline norm_vbipack(struct cx88_tvnorm *norm)
-{
- return (norm->id & V4L2_STD_625_50) ? 511 : 288;
-}
-
-int cx88_set_scale(struct cx88_core *core, unsigned int width, unsigned int height,
- enum v4l2_field field)
-{
- unsigned int swidth = norm_swidth(core->tvnorm);
- unsigned int sheight = norm_maxh(core->tvnorm);
- u32 value;
-
- dprintk(1,"set_scale: %dx%d [%s%s,%s]\n", width, height,
- V4L2_FIELD_HAS_TOP(field) ? "T" : "",
- V4L2_FIELD_HAS_BOTTOM(field) ? "B" : "",
- core->tvnorm->name);
- if (!V4L2_FIELD_HAS_BOTH(field))
- height *= 2;
-
- // recalc H delay and scale registers
- value = (width * norm_hdelay(core->tvnorm)) / swidth;
- value &= 0x3fe;
- cx_write(MO_HDELAY_EVEN, value);
- cx_write(MO_HDELAY_ODD, value);
- dprintk(1,"set_scale: hdelay 0x%04x\n", value);
-
- value = (swidth * 4096 / width) - 4096;
- cx_write(MO_HSCALE_EVEN, value);
- cx_write(MO_HSCALE_ODD, value);
- dprintk(1,"set_scale: hscale 0x%04x\n", value);
-
- cx_write(MO_HACTIVE_EVEN, width);
- cx_write(MO_HACTIVE_ODD, width);
- dprintk(1,"set_scale: hactive 0x%04x\n", width);
-
- // recalc V scale Register (delay is constant)
- cx_write(MO_VDELAY_EVEN, norm_vdelay(core->tvnorm));
- cx_write(MO_VDELAY_ODD, norm_vdelay(core->tvnorm));
- dprintk(1,"set_scale: vdelay 0x%04x\n", norm_vdelay(core->tvnorm));
-
- value = (0x10000 - (sheight * 512 / height - 512)) & 0x1fff;
- cx_write(MO_VSCALE_EVEN, value);
- cx_write(MO_VSCALE_ODD, value);
- dprintk(1,"set_scale: vscale 0x%04x\n", value);
-
- cx_write(MO_VACTIVE_EVEN, sheight);
- cx_write(MO_VACTIVE_ODD, sheight);
- dprintk(1,"set_scale: vactive 0x%04x\n", sheight);
-
- // setup filters
- value = 0;
- value |= (1 << 19); // CFILT (default)
- if (core->tvnorm->id & V4L2_STD_SECAM) {
- value |= (1 << 15);
- value |= (1 << 16);
- }
- if (INPUT(core->input)->type == CX88_VMUX_SVIDEO)
- value |= (1 << 13) | (1 << 5);
- if (V4L2_FIELD_INTERLACED == field)
- value |= (1 << 3); // VINT (interlaced vertical scaling)
- if (width < 385)
- value |= (1 << 0); // 3-tap interpolation
- if (width < 193)
- value |= (1 << 1); // 5-tap interpolation
-
- cx_write(MO_FILTER_EVEN, value);
- cx_write(MO_FILTER_ODD, value);
- dprintk(1,"set_scale: filter 0x%04x\n", value);
-
- return 0;
-}
-
-static const u32 xtal = 28636363;
-
-static int set_pll(struct cx88_core *core, int prescale, u32 ofreq)
-{
- static u32 pre[] = { 0, 0, 0, 3, 2, 1 };
- u64 pll;
- u32 reg;
- int i;
-
- if (prescale < 2)
- prescale = 2;
- if (prescale > 5)
- prescale = 5;
-
- pll = ofreq * 8 * prescale * (u64)(1 << 20);
- do_div(pll,xtal);
- reg = (pll & 0x3ffffff) | (pre[prescale] << 26);
- if (((reg >> 20) & 0x3f) < 14) {
- printk("%s/0: pll out of range\n",core->name);
- return -1;
- }
-
- dprintk(1,"set_pll: MO_PLL_REG 0x%08x [old=0x%08x,freq=%d]\n",
- reg, cx_read(MO_PLL_REG), ofreq);
- cx_write(MO_PLL_REG, reg);
- for (i = 0; i < 100; i++) {
- reg = cx_read(MO_DEVICE_STATUS);
- if (reg & (1<<2)) {
- dprintk(1,"pll locked [pre=%d,ofreq=%d]\n",
- prescale,ofreq);
- return 0;
- }
- dprintk(1,"pll not locked yet, waiting ...\n");
- msleep(10);
- }
- dprintk(1,"pll NOT locked [pre=%d,ofreq=%d]\n",prescale,ofreq);
- return -1;
-}
-
-static int set_tvaudio(struct cx88_core *core)
-{
- struct cx88_tvnorm *norm = core->tvnorm;
-
- if (CX88_VMUX_TELEVISION != INPUT(core->input)->type)
- return 0;
-
- if (V4L2_STD_PAL_BG & norm->id) {
- core->tvaudio = nicam ? WW_NICAM_BGDKL : WW_A2_BG;
-
- } else if (V4L2_STD_PAL_DK & norm->id) {
- core->tvaudio = nicam ? WW_NICAM_BGDKL : WW_A2_DK;
-
- } else if (V4L2_STD_PAL_I & norm->id) {
- core->tvaudio = WW_NICAM_I;
-
- } else if (V4L2_STD_SECAM_L & norm->id) {
- core->tvaudio = WW_SYSTEM_L_AM;
-
- } else if (V4L2_STD_SECAM_DK & norm->id) {
- core->tvaudio = WW_A2_DK;
-
- } else if ((V4L2_STD_NTSC_M & norm->id) ||
- (V4L2_STD_PAL_M & norm->id)) {
- core->tvaudio = WW_BTSC;
-
- } else if (V4L2_STD_NTSC_M_JP & norm->id) {
- core->tvaudio = WW_EIAJ;
-
- } else {
- printk("%s/0: tvaudio support needs work for this tv norm [%s], sorry\n",
- core->name, norm->name);
- core->tvaudio = 0;
- return 0;
- }
-
- cx_andor(MO_AFECFG_IO, 0x1f, 0x0);
- cx88_set_tvaudio(core);
- // cx88_set_stereo(dev,V4L2_TUNER_MODE_STEREO);
-
- cx_write(MO_AUDD_LNGTH, 128/8); /* fifo size */
- cx_write(MO_AUDR_LNGTH, 128/8); /* fifo size */
- cx_write(MO_AUD_DMACNTRL, 0x03); /* need audio fifo */
- return 0;
-}
-
-int cx88_set_tvnorm(struct cx88_core *core, struct cx88_tvnorm *norm)
-{
- u32 fsc8;
- u32 adc_clock;
- u32 vdec_clock;
- u32 step_db,step_dr;
- u64 tmp64;
- u32 bdelay,agcdelay,htotal;
-
- core->tvnorm = norm;
- fsc8 = norm_fsc8(norm);
- adc_clock = xtal;
- vdec_clock = fsc8;
- step_db = fsc8;
- step_dr = fsc8;
-
- if (norm->id & V4L2_STD_SECAM) {
- step_db = 4250000 * 8;
- step_dr = 4406250 * 8;
- }
-
- dprintk(1,"set_tvnorm: \"%s\" fsc8=%d adc=%d vdec=%d db/dr=%d/%d\n",
- norm->name, fsc8, adc_clock, vdec_clock, step_db, step_dr);
- set_pll(core,2,vdec_clock);
-
- dprintk(1,"set_tvnorm: MO_INPUT_FORMAT 0x%08x [old=0x%08x]\n",
- norm->cxiformat, cx_read(MO_INPUT_FORMAT) & 0x0f);
- cx_andor(MO_INPUT_FORMAT, 0xf, norm->cxiformat);
-
-#if 1
- // FIXME: as-is from DScaler
- dprintk(1,"set_tvnorm: MO_OUTPUT_FORMAT 0x%08x [old=0x%08x]\n",
- norm->cxoformat, cx_read(MO_OUTPUT_FORMAT));
- cx_write(MO_OUTPUT_FORMAT, norm->cxoformat);
-#endif
-
- // MO_SCONV_REG = adc clock / video dec clock * 2^17
- tmp64 = adc_clock * (u64)(1 << 17);
- do_div(tmp64, vdec_clock);
- dprintk(1,"set_tvnorm: MO_SCONV_REG 0x%08x [old=0x%08x]\n",
- (u32)tmp64, cx_read(MO_SCONV_REG));
- cx_write(MO_SCONV_REG, (u32)tmp64);
-
- // MO_SUB_STEP = 8 * fsc / video dec clock * 2^22
- tmp64 = step_db * (u64)(1 << 22);
- do_div(tmp64, vdec_clock);
- dprintk(1,"set_tvnorm: MO_SUB_STEP 0x%08x [old=0x%08x]\n",
- (u32)tmp64, cx_read(MO_SUB_STEP));
- cx_write(MO_SUB_STEP, (u32)tmp64);
-
- // MO_SUB_STEP_DR = 8 * 4406250 / video dec clock * 2^22
- tmp64 = step_dr * (u64)(1 << 22);
- do_div(tmp64, vdec_clock);
- dprintk(1,"set_tvnorm: MO_SUB_STEP_DR 0x%08x [old=0x%08x]\n",
- (u32)tmp64, cx_read(MO_SUB_STEP_DR));
- cx_write(MO_SUB_STEP_DR, (u32)tmp64);
-
- // bdelay + agcdelay
- bdelay = vdec_clock * 65 / 20000000 + 21;
- agcdelay = vdec_clock * 68 / 20000000 + 15;
- dprintk(1,"set_tvnorm: MO_AGC_BURST 0x%08x [old=0x%08x,bdelay=%d,agcdelay=%d]\n",
- (bdelay << 8) | agcdelay, cx_read(MO_AGC_BURST), bdelay, agcdelay);
- cx_write(MO_AGC_BURST, (bdelay << 8) | agcdelay);
-
- // htotal
- tmp64 = norm_htotal(norm) * (u64)vdec_clock;
- do_div(tmp64, fsc8);
- htotal = (u32)tmp64 | (norm_notchfilter(norm) << 11);
- dprintk(1,"set_tvnorm: MO_HTOTAL 0x%08x [old=0x%08x,htotal=%d]\n",
- htotal, cx_read(MO_HTOTAL), (u32)tmp64);
- cx_write(MO_HTOTAL, htotal);
-
- // vbi stuff
- cx_write(MO_VBI_PACKET, ((1 << 11) | /* (norm_vdelay(norm) << 11) | */
- norm_vbipack(norm)));
-
- // audio
- set_tvaudio(core);
-
- // tell i2c chips
-#ifdef V4L2_I2C_CLIENTS
- cx88_call_i2c_clients(core,VIDIOC_S_STD,&norm->id);
-#else
- {
- struct video_channel c;
- memset(&c,0,sizeof(c));
- c.channel = core->input;
- c.norm = VIDEO_MODE_PAL;
- if ((norm->id & (V4L2_STD_NTSC_M|V4L2_STD_NTSC_M_JP)))
- c.norm = VIDEO_MODE_NTSC;
- if (norm->id & V4L2_STD_SECAM)
- c.norm = VIDEO_MODE_SECAM;
- cx88_call_i2c_clients(core,VIDIOCSCHAN,&c);
- }
-#endif
-
- // done
- return 0;
-}
-
-/* ------------------------------------------------------------------ */
-
-static int cx88_pci_quirks(char *name, struct pci_dev *pci)
-{
- unsigned int lat = UNSET;
u8 ctrl = 0;
u8 value;
- /* check pci quirks */
+ if (0 == pci_pci_problems)
+ return 0;
+
if (pci_pci_problems & PCIPCI_TRITON) {
printk(KERN_INFO "%s: quirk: PCIPCI_TRITON -- set TBFX\n",
name);
if (pci_pci_problems & PCIPCI_ALIMAGIK) {
printk(KERN_INFO "%s: quirk: PCIPCI_ALIMAGIK -- latency fixup\n",
name);
- lat = 0x0A;
+ *latency = 0x0A;
}
#endif
-
- /* check insmod options */
- if (UNSET != latency)
- lat = latency;
-
- /* apply stuff */
if (ctrl) {
pci_read_config_byte(pci, CX88X_DEVCTRL, &value);
value |= ctrl;
pci_write_config_byte(pci, CX88X_DEVCTRL, value);
}
- if (UNSET != lat) {
- printk(KERN_INFO "%s: setting pci latency timer to %d\n",
- name, latency);
- pci_write_config_byte(pci, PCI_LATENCY_TIMER, latency);
- }
return 0;
}
/* ------------------------------------------------------------------ */
-struct video_device *cx88_vdev_init(struct cx88_core *core,
- struct pci_dev *pci,
- struct video_device *template,
- char *type)
-{
- struct video_device *vfd;
-
- vfd = video_device_alloc();
- if (NULL == vfd)
- return NULL;
- *vfd = *template;
- vfd->minor = -1;
- vfd->dev = &pci->dev;
- vfd->release = video_device_release;
- snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)",
- core->name, type, cx88_boards[core->board].name);
- return vfd;
-}
-
-static int get_ressources(struct cx88_core *core, struct pci_dev *pci)
-{
- if (request_mem_region(pci_resource_start(pci,0),
- pci_resource_len(pci,0),
- core->name))
- return 0;
- printk(KERN_ERR "%s: can't get MMIO memory @ 0x%lx\n",
- core->name,pci_resource_start(pci,0));
- return -EBUSY;
-}
-
-struct cx88_core* cx88_core_get(struct pci_dev *pci)
-{
- struct cx88_core *core;
- struct list_head *item;
- int i;
-
- down(&devlist);
- list_for_each(item,&cx88_devlist) {
- core = list_entry(item, struct cx88_core, devlist);
- if (pci->bus->number != core->pci_bus)
- continue;
- if (PCI_SLOT(pci->devfn) != core->pci_slot)
- continue;
-
- if (0 != get_ressources(core,pci))
- goto fail_unlock;
- atomic_inc(&core->refcount);
- up(&devlist);
- return core;
- }
- core = kmalloc(sizeof(*core),GFP_KERNEL);
- if (NULL == core)
- goto fail_unlock;
-
- memset(core,0,sizeof(*core));
- core->pci_bus = pci->bus->number;
- core->pci_slot = PCI_SLOT(pci->devfn);
- atomic_inc(&core->refcount);
-
- core->nr = cx88_devcount++;
- sprintf(core->name,"cx88[%d]",core->nr);
- if (0 != get_ressources(core,pci)) {
- cx88_devcount--;
- goto fail_free;
- }
- list_add_tail(&core->devlist,&cx88_devlist);
-
- /* PCI stuff */
- cx88_pci_quirks(core->name, pci);
- core->lmmio = ioremap(pci_resource_start(pci,0),
- pci_resource_len(pci,0));
- core->bmmio = (u8 __iomem *)core->lmmio;
-
- /* board config */
- core->board = UNSET;
- if (card[core->nr] < cx88_bcount)
- core->board = card[core->nr];
- for (i = 0; UNSET == core->board && i < cx88_idcount; i++)
- if (pci->subsystem_vendor == cx88_subids[i].subvendor &&
- pci->subsystem_device == cx88_subids[i].subdevice)
- core->board = cx88_subids[i].card;
- if (UNSET == core->board) {
- core->board = CX88_BOARD_UNKNOWN;
- cx88_card_list(core,pci);
- }
- printk(KERN_INFO "%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n",
- core->name,pci->subsystem_vendor,
- pci->subsystem_device,cx88_boards[core->board].name,
- core->board, card[core->nr] == core->board ?
- "insmod option" : "autodetected");
-
- core->tuner_type = tuner[core->nr];
- if (UNSET == core->tuner_type)
- core->tuner_type = cx88_boards[core->board].tuner_type;
- core->tda9887_conf = cx88_boards[core->board].tda9887_conf;
-
- /* init hardware */
- cx88_reset(core);
- cx88_i2c_init(core,pci);
- cx88_card_setup(core);
-
- up(&devlist);
- return core;
-
-fail_free:
- kfree(core);
-fail_unlock:
- up(&devlist);
- return NULL;
-}
-
-void cx88_core_put(struct cx88_core *core, struct pci_dev *pci)
-{
- release_mem_region(pci_resource_start(pci,0),
- pci_resource_len(pci,0));
-
- if (!atomic_dec_and_test(&core->refcount))
- return;
-
- down(&devlist);
- if (0 == core->i2c_rc)
- i2c_bit_del_bus(&core->i2c_adap);
- list_del(&core->devlist);
- iounmap(core->lmmio);
- cx88_devcount--;
- up(&devlist);
- kfree(core);
-}
-
-/* ------------------------------------------------------------------ */
-
EXPORT_SYMBOL(cx88_print_ioctl);
EXPORT_SYMBOL(cx88_pci_irqs);
EXPORT_SYMBOL(cx88_vid_irqs);
-EXPORT_SYMBOL(cx88_mpeg_irqs);
EXPORT_SYMBOL(cx88_print_irqbits);
-EXPORT_SYMBOL(cx88_irq);
-EXPORT_SYMBOL(cx88_wakeup);
-EXPORT_SYMBOL(cx88_reset);
-EXPORT_SYMBOL(cx88_shutdown);
-
EXPORT_SYMBOL(cx88_risc_buffer);
-EXPORT_SYMBOL(cx88_risc_databuffer);
EXPORT_SYMBOL(cx88_risc_stopper);
EXPORT_SYMBOL(cx88_free_buffer);
EXPORT_SYMBOL(cx88_sram_channel_setup);
EXPORT_SYMBOL(cx88_sram_channel_dump);
-EXPORT_SYMBOL(cx88_set_tvnorm);
-EXPORT_SYMBOL(cx88_set_scale);
-
-EXPORT_SYMBOL(cx88_vdev_init);
-EXPORT_SYMBOL(cx88_core_get);
-EXPORT_SYMBOL(cx88_core_put);
+EXPORT_SYMBOL(cx88_pci_quirks);
/*
* Local variables:
git://git.onelab.eu / linux-2.6.git / blobdiff