diff options
Diffstat (limited to 'drivers/media/dvb/ngene')
-rw-r--r-- | drivers/media/dvb/ngene/Kconfig | 9 | ||||
-rw-r--r-- | drivers/media/dvb/ngene/Makefile | 11 | ||||
-rw-r--r-- | drivers/media/dvb/ngene/ngene-core.c | 2024 | ||||
-rw-r--r-- | drivers/media/dvb/ngene/ngene.h | 859 |
4 files changed, 2903 insertions, 0 deletions
diff --git a/drivers/media/dvb/ngene/Kconfig b/drivers/media/dvb/ngene/Kconfig new file mode 100644 index 00000000000..3ec8e6fcbb1 --- /dev/null +++ b/drivers/media/dvb/ngene/Kconfig @@ -0,0 +1,9 @@ +config DVB_NGENE + tristate "Micronas nGene support" + depends on DVB_CORE && PCI && I2C + select DVB_LNBP21 if !DVB_FE_CUSTOMISE + select DVB_STV6110x if !DVB_FE_CUSTOMISE + select DVB_STV090x if !DVB_FE_CUSTOMISE + ---help--- + Support for Micronas PCI express cards with nGene bridge. + diff --git a/drivers/media/dvb/ngene/Makefile b/drivers/media/dvb/ngene/Makefile new file mode 100644 index 00000000000..40435cad481 --- /dev/null +++ b/drivers/media/dvb/ngene/Makefile @@ -0,0 +1,11 @@ +# +# Makefile for the nGene device driver +# + +ngene-objs := ngene-core.o + +obj-$(CONFIG_DVB_NGENE) += ngene.o + +EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core/ +EXTRA_CFLAGS += -Idrivers/media/dvb/frontends/ + diff --git a/drivers/media/dvb/ngene/ngene-core.c b/drivers/media/dvb/ngene/ngene-core.c new file mode 100644 index 00000000000..0150dfe7cfb --- /dev/null +++ b/drivers/media/dvb/ngene/ngene-core.c @@ -0,0 +1,2024 @@ +/* + * ngene.c: nGene PCIe bridge driver + * + * Copyright (C) 2005-2007 Micronas + * + * Copyright (C) 2008-2009 Ralph Metzler <rjkm@metzlerbros.de> + * Modifications for new nGene firmware, + * support for EEPROM-copying, + * support for new dual DVB-S2 card prototype + * + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 only, as published by the Free Software Foundation. + * + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA + * Or, point your browser to http://www.gnu.org/copyleft/gpl.html + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/slab.h> +#include <linux/poll.h> +#include <linux/io.h> +#include <asm/div64.h> +#include <linux/pci.h> +#include <linux/pci_ids.h> +#include <linux/smp_lock.h> +#include <linux/timer.h> +#include <linux/version.h> +#include <linux/byteorder/generic.h> +#include <linux/firmware.h> +#include <linux/vmalloc.h> + +#include "ngene.h" + +#include "stv6110x.h" +#include "stv090x.h" +#include "lnbh24.h" + +static int one_adapter = 1; +module_param(one_adapter, int, 0444); +MODULE_PARM_DESC(one_adapter, "Use only one adapter."); + + +static int debug; +module_param(debug, int, 0444); +MODULE_PARM_DESC(debug, "Print debugging information."); + +DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); + +#define COMMAND_TIMEOUT_WORKAROUND + +#define dprintk if (debug) printk + +#define DEVICE_NAME "ngene" + +#define ngwriteb(dat, adr) writeb((dat), (char *)(dev->iomem + (adr))) +#define ngwritel(dat, adr) writel((dat), (char *)(dev->iomem + (adr))) +#define ngwriteb(dat, adr) writeb((dat), (char *)(dev->iomem + (adr))) +#define ngreadl(adr) readl(dev->iomem + (adr)) +#define ngreadb(adr) readb(dev->iomem + (adr)) +#define ngcpyto(adr, src, count) memcpy_toio((char *) \ + (dev->iomem + (adr)), (src), (count)) +#define ngcpyfrom(dst, adr, count) memcpy_fromio((dst), (char *) \ + (dev->iomem + (adr)), (count)) + +/****************************************************************************/ +/* nGene interrupt handler **************************************************/ +/****************************************************************************/ + +static void event_tasklet(unsigned long data) +{ + struct ngene *dev = (struct ngene *)data; + + while (dev->EventQueueReadIndex != dev->EventQueueWriteIndex) { + struct EVENT_BUFFER Event = + dev->EventQueue[dev->EventQueueReadIndex]; + dev->EventQueueReadIndex = + (dev->EventQueueReadIndex + 1) & (EVENT_QUEUE_SIZE - 1); + + if ((Event.UARTStatus & 0x01) && (dev->TxEventNotify)) + dev->TxEventNotify(dev, Event.TimeStamp); + if ((Event.UARTStatus & 0x02) && (dev->RxEventNotify)) + dev->RxEventNotify(dev, Event.TimeStamp, + Event.RXCharacter); + } +} + +static void demux_tasklet(unsigned long data) +{ + struct ngene_channel *chan = (struct ngene_channel *)data; + struct SBufferHeader *Cur = chan->nextBuffer; + + spin_lock_irq(&chan->state_lock); + + while (Cur->ngeneBuffer.SR.Flags & 0x80) { + if (chan->mode & NGENE_IO_TSOUT) { + u32 Flags = chan->DataFormatFlags; + if (Cur->ngeneBuffer.SR.Flags & 0x20) + Flags |= BEF_OVERFLOW; + if (chan->pBufferExchange) { + if (!chan->pBufferExchange(chan, + Cur->Buffer1, + chan->Capture1Length, + Cur->ngeneBuffer.SR. + Clock, Flags)) { + /* + We didn't get data + Clear in service flag to make sure we + get called on next interrupt again. + leave fill/empty (0x80) flag alone + to avoid hardware running out of + buffers during startup, we hold only + in run state ( the source may be late + delivering data ) + */ + + if (chan->HWState == HWSTATE_RUN) { + Cur->ngeneBuffer.SR.Flags &= + ~0x40; + break; + /* Stop proccessing stream */ + } + } else { + /* We got a valid buffer, + so switch to run state */ + chan->HWState = HWSTATE_RUN; + } + } else { + printk(KERN_ERR DEVICE_NAME ": OOPS\n"); + if (chan->HWState == HWSTATE_RUN) { + Cur->ngeneBuffer.SR.Flags &= ~0x40; + break; /* Stop proccessing stream */ + } + } + if (chan->AudioDTOUpdated) { + printk(KERN_INFO DEVICE_NAME + ": Update AudioDTO = %d\n", + chan->AudioDTOValue); + Cur->ngeneBuffer.SR.DTOUpdate = + chan->AudioDTOValue; + chan->AudioDTOUpdated = 0; + } + } else { + if (chan->HWState == HWSTATE_RUN) { + u32 Flags = 0; + if (Cur->ngeneBuffer.SR.Flags & 0x01) + Flags |= BEF_EVEN_FIELD; + if (Cur->ngeneBuffer.SR.Flags & 0x20) + Flags |= BEF_OVERFLOW; + if (chan->pBufferExchange) + chan->pBufferExchange(chan, + Cur->Buffer1, + chan-> + Capture1Length, + Cur->ngeneBuffer. + SR.Clock, Flags); + if (chan->pBufferExchange2) + chan->pBufferExchange2(chan, + Cur->Buffer2, + chan-> + Capture2Length, + Cur->ngeneBuffer. + SR.Clock, Flags); + } else if (chan->HWState != HWSTATE_STOP) + chan->HWState = HWSTATE_RUN; + } + Cur->ngeneBuffer.SR.Flags = 0x00; + Cur = Cur->Next; + } + chan->nextBuffer = Cur; + + spin_unlock_irq(&chan->state_lock); +} + +static irqreturn_t irq_handler(int irq, void *dev_id) +{ + struct ngene *dev = (struct ngene *)dev_id; + u32 icounts = 0; + irqreturn_t rc = IRQ_NONE; + u32 i = MAX_STREAM; + u8 *tmpCmdDoneByte; + + if (dev->BootFirmware) { + icounts = ngreadl(NGENE_INT_COUNTS); + if (icounts != dev->icounts) { + ngwritel(0, FORCE_NMI); + dev->cmd_done = 1; + wake_up(&dev->cmd_wq); + dev->icounts = icounts; + rc = IRQ_HANDLED; + } + return rc; + } + + ngwritel(0, FORCE_NMI); + + spin_lock(&dev->cmd_lock); + tmpCmdDoneByte = dev->CmdDoneByte; + if (tmpCmdDoneByte && + (*tmpCmdDoneByte || + (dev->ngenetohost[0] == 1 && dev->ngenetohost[1] != 0))) { + dev->CmdDoneByte = NULL; + dev->cmd_done = 1; + wake_up(&dev->cmd_wq); + rc = IRQ_HANDLED; + } + spin_unlock(&dev->cmd_lock); + + if (dev->EventBuffer->EventStatus & 0x80) { + u8 nextWriteIndex = + (dev->EventQueueWriteIndex + 1) & + (EVENT_QUEUE_SIZE - 1); + if (nextWriteIndex != dev->EventQueueReadIndex) { + dev->EventQueue[dev->EventQueueWriteIndex] = + *(dev->EventBuffer); + dev->EventQueueWriteIndex = nextWriteIndex; + } else { + printk(KERN_ERR DEVICE_NAME ": event overflow\n"); + dev->EventQueueOverflowCount += 1; + dev->EventQueueOverflowFlag = 1; + } + dev->EventBuffer->EventStatus &= ~0x80; + tasklet_schedule(&dev->event_tasklet); + rc = IRQ_HANDLED; + } + + while (i > 0) { + i--; + spin_lock(&dev->channel[i].state_lock); + /* if (dev->channel[i].State>=KSSTATE_RUN) { */ + if (dev->channel[i].nextBuffer) { + if ((dev->channel[i].nextBuffer-> + ngeneBuffer.SR.Flags & 0xC0) == 0x80) { + dev->channel[i].nextBuffer-> + ngeneBuffer.SR.Flags |= 0x40; + tasklet_schedule( + &dev->channel[i].demux_tasklet); + rc = IRQ_HANDLED; + } + } + spin_unlock(&dev->channel[i].state_lock); + } + + /* Request might have been processed by a previous call. */ + return IRQ_HANDLED; +} + +/****************************************************************************/ +/* nGene command interface **************************************************/ +/****************************************************************************/ + +static void dump_command_io(struct ngene *dev) +{ + u8 buf[8], *b; + + ngcpyfrom(buf, HOST_TO_NGENE, 8); + printk(KERN_ERR "host_to_ngene (%04x): %02x %02x %02x %02x %02x %02x %02x %02x\n", + HOST_TO_NGENE, buf[0], buf[1], buf[2], buf[3], + buf[4], buf[5], buf[6], buf[7]); + + ngcpyfrom(buf, NGENE_TO_HOST, 8); + printk(KERN_ERR "ngene_to_host (%04x): %02x %02x %02x %02x %02x %02x %02x %02x\n", + NGENE_TO_HOST, buf[0], buf[1], buf[2], buf[3], + buf[4], buf[5], buf[6], buf[7]); + + b = dev->hosttongene; + printk(KERN_ERR "dev->hosttongene (%p): %02x %02x %02x %02x %02x %02x %02x %02x\n", + b, b[0], b[1], b[2], b[3], b[4], b[5], b[6], b[7]); + + b = dev->ngenetohost; + printk(KERN_ERR "dev->ngenetohost (%p): %02x %02x %02x %02x %02x %02x %02x %02x\n", + b, b[0], b[1], b[2], b[3], b[4], b[5], b[6], b[7]); +} + +static int ngene_command_mutex(struct ngene *dev, struct ngene_command *com) +{ + int ret; + u8 *tmpCmdDoneByte; + + dev->cmd_done = 0; + + if (com->cmd.hdr.Opcode == CMD_FWLOAD_PREPARE) { + dev->BootFirmware = 1; + dev->icounts = ngreadl(NGENE_INT_COUNTS); + ngwritel(0, NGENE_COMMAND); + ngwritel(0, NGENE_COMMAND_HI); + ngwritel(0, NGENE_STATUS); + ngwritel(0, NGENE_STATUS_HI); + ngwritel(0, NGENE_EVENT); + ngwritel(0, NGENE_EVENT_HI); + } else if (com->cmd.hdr.Opcode == CMD_FWLOAD_FINISH) { + u64 fwio = dev->PAFWInterfaceBuffer; + + ngwritel(fwio & 0xffffffff, NGENE_COMMAND); + ngwritel(fwio >> 32, NGENE_COMMAND_HI); + ngwritel((fwio + 256) & 0xffffffff, NGENE_STATUS); + ngwritel((fwio + 256) >> 32, NGENE_STATUS_HI); + ngwritel((fwio + 512) & 0xffffffff, NGENE_EVENT); + ngwritel((fwio + 512) >> 32, NGENE_EVENT_HI); + } + + memcpy(dev->FWInterfaceBuffer, com->cmd.raw8, com->in_len + 2); + + if (dev->BootFirmware) + ngcpyto(HOST_TO_NGENE, com->cmd.raw8, com->in_len + 2); + + spin_lock_irq(&dev->cmd_lock); + tmpCmdDoneByte = dev->ngenetohost + com->out_len; + if (!com->out_len) + tmpCmdDoneByte++; + *tmpCmdDoneByte = 0; + dev->ngenetohost[0] = 0; + dev->ngenetohost[1] = 0; + dev->CmdDoneByte = tmpCmdDoneByte; + spin_unlock_irq(&dev->cmd_lock); + + /* Notify 8051. */ + ngwritel(1, FORCE_INT); + + ret = wait_event_timeout(dev->cmd_wq, dev->cmd_done == 1, 2 * HZ); + if (!ret) { + /*ngwritel(0, FORCE_NMI);*/ + + printk(KERN_ERR DEVICE_NAME + ": Command timeout cmd=%02x prev=%02x\n", + com->cmd.hdr.Opcode, dev->prev_cmd); + dump_command_io(dev); + return -1; + } + if (com->cmd.hdr.Opcode == CMD_FWLOAD_FINISH) + dev->BootFirmware = 0; + + dev->prev_cmd = com->cmd.hdr.Opcode; + + if (!com->out_len) + return 0; + + memcpy(com->cmd.raw8, dev->ngenetohost, com->out_len); + + return 0; +} + +static int ngene_command(struct ngene *dev, struct ngene_command *com) +{ + int result; + + down(&dev->cmd_mutex); + result = ngene_command_mutex(dev, com); + up(&dev->cmd_mutex); + return result; +} + + +static int ngene_command_i2c_read(struct ngene *dev, u8 adr, + u8 *out, u8 outlen, u8 *in, u8 inlen, int flag) +{ + struct ngene_command com; + + com.cmd.hdr.Opcode = CMD_I2C_READ; + com.cmd.hdr.Length = outlen + 3; + com.cmd.I2CRead.Device = adr << 1; + memcpy(com.cmd.I2CRead.Data, out, outlen); + com.cmd.I2CRead.Data[outlen] = inlen; + com.cmd.I2CRead.Data[outlen + 1] = 0; + com.in_len = outlen + 3; + com.out_len = inlen + 1; + + if (ngene_command(dev, &com) < 0) + return -EIO; + + if ((com.cmd.raw8[0] >> 1) != adr) + return -EIO; + + if (flag) + memcpy(in, com.cmd.raw8, inlen + 1); + else + memcpy(in, com.cmd.raw8 + 1, inlen); + return 0; +} + +static int ngene_command_i2c_write(struct ngene *dev, u8 adr, + u8 *out, u8 outlen) +{ + struct ngene_command com; + + + com.cmd.hdr.Opcode = CMD_I2C_WRITE; + com.cmd.hdr.Length = outlen + 1; + com.cmd.I2CRead.Device = adr << 1; + memcpy(com.cmd.I2CRead.Data, out, outlen); + com.in_len = outlen + 1; + com.out_len = 1; + + if (ngene_command(dev, &com) < 0) + return -EIO; + + if (com.cmd.raw8[0] == 1) + return -EIO; + + return 0; +} + +static int ngene_command_load_firmware(struct ngene *dev, + u8 *ngene_fw, u32 size) +{ +#define FIRSTCHUNK (1024) + u32 cleft; + struct ngene_command com; + + com.cmd.hdr.Opcode = CMD_FWLOAD_PREPARE; + com.cmd.hdr.Length = 0; + com.in_len = 0; + com.out_len = 0; + + ngene_command(dev, &com); + + cleft = (size + 3) & ~3; + if (cleft > FIRSTCHUNK) { + ngcpyto(PROGRAM_SRAM + FIRSTCHUNK, ngene_fw + FIRSTCHUNK, + cleft - FIRSTCHUNK); + cleft = FIRSTCHUNK; + } + ngcpyto(DATA_FIFO_AREA, ngene_fw, cleft); + + memset(&com, 0, sizeof(struct ngene_command)); + com.cmd.hdr.Opcode = CMD_FWLOAD_FINISH; + com.cmd.hdr.Length = 4; + com.cmd.FWLoadFinish.Address = DATA_FIFO_AREA; + com.cmd.FWLoadFinish.Length = (unsigned short)cleft; + com.in_len = 4; + com.out_len = 0; + + return ngene_command(dev, &com); +} + + +static int ngene_command_config_buf(struct ngene *dev, u8 config) +{ + struct ngene_command com; + + com.cmd.hdr.Opcode = CMD_CONFIGURE_BUFFER; + com.cmd.hdr.Length = 1; + com.cmd.ConfigureBuffers.config = config; + com.in_len = 1; + com.out_len = 0; + + if (ngene_command(dev, &com) < 0) + return -EIO; + return 0; +} + +static int ngene_command_config_free_buf(struct ngene *dev, u8 *config) +{ + struct ngene_command com; + + com.cmd.hdr.Opcode = CMD_CONFIGURE_FREE_BUFFER; + com.cmd.hdr.Length = 6; + memcpy(&com.cmd.ConfigureBuffers.config, config, 6); + com.in_len = 6; + com.out_len = 0; + + if (ngene_command(dev, &com) < 0) + return -EIO; + + return 0; +} + +static int ngene_command_gpio_set(struct ngene *dev, u8 select, u8 level) +{ + struct ngene_command com; + + com.cmd.hdr.Opcode = CMD_SET_GPIO_PIN; + com.cmd.hdr.Length = 1; + com.cmd.SetGpioPin.select = select | (level << 7); + com.in_len = 1; + com.out_len = 0; + + return ngene_command(dev, &com); +} + + +/* + 02000640 is sample on rising edge. + 02000740 is sample on falling edge. + 02000040 is ignore "valid" signal + + 0: FD_CTL1 Bit 7,6 must be 0,1 + 7 disable(fw controlled) + 6 0-AUX,1-TS + 5 0-par,1-ser + 4 0-lsb/1-msb + 3,2 reserved + 1,0 0-no sync, 1-use ext. start, 2-use 0x47, 3-both + 1: FD_CTL2 has 3-valid must be hi, 2-use valid, 1-edge + 2: FD_STA is read-only. 0-sync + 3: FD_INSYNC is number of 47s to trigger "in sync". + 4: FD_OUTSYNC is number of 47s to trigger "out of sync". + 5: FD_MAXBYTE1 is low-order of bytes per packet. + 6: FD_MAXBYTE2 is high-order of bytes per packet. + 7: Top byte is unused. +*/ + +/****************************************************************************/ + +static u8 TSFeatureDecoderSetup[8 * 4] = { + 0x42, 0x00, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00, + 0x40, 0x06, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00, /* DRXH */ + 0x71, 0x07, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00, /* DRXHser */ + 0x72, 0x06, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00, /* S2ser */ +}; + +/* Set NGENE I2S Config to 16 bit packed */ +static u8 I2SConfiguration[] = { + 0x00, 0x10, 0x00, 0x00, + 0x80, 0x10, 0x00, 0x00, +}; + +static u8 SPDIFConfiguration[10] = { + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 +}; + +/* Set NGENE I2S Config to transport stream compatible mode */ + +static u8 TS_I2SConfiguration[4] = { 0x3E, 0x1A, 0x00, 0x00 }; /*3e 18 00 00 ?*/ + +static u8 TS_I2SOutConfiguration[4] = { 0x80, 0x20, 0x00, 0x00 }; + +static u8 ITUDecoderSetup[4][16] = { + {0x1c, 0x13, 0x01, 0x68, 0x3d, 0x90, 0x14, 0x20, /* SDTV */ + 0x00, 0x00, 0x01, 0xb0, 0x9c, 0x00, 0x00, 0x00}, + {0x9c, 0x03, 0x23, 0xC0, 0x60, 0x0E, 0x13, 0x00, + 0x00, 0x00, 0x00, 0x01, 0xB0, 0x00, 0x00, 0x00}, + {0x9f, 0x00, 0x23, 0xC0, 0x60, 0x0F, 0x13, 0x00, /* HDTV 1080i50 */ + 0x00, 0x00, 0x00, 0x01, 0xB0, 0x00, 0x00, 0x00}, + {0x9c, 0x01, 0x23, 0xC0, 0x60, 0x0E, 0x13, 0x00, /* HDTV 1080i60 */ + 0x00, 0x00, 0x00, 0x01, 0xB0, 0x00, 0x00, 0x00}, +}; + +/* + * 50 48 60 gleich + * 27p50 9f 00 22 80 42 69 18 ... + * 27p60 93 00 22 80 82 69 1c ... + */ + +/* Maxbyte to 1144 (for raw data) */ +static u8 ITUFeatureDecoderSetup[8] = { + 0x00, 0x00, 0x00, 0x00, 0x00, 0x78, 0x04, 0x00 +}; + +static void FillTSBuffer(void *Buffer, int Length, u32 Flags) +{ + u32 *ptr = Buffer; + + memset(Buffer, 0xff, Length); + while (Length > 0) { + if (Flags & DF_SWAP32) + *ptr = 0x471FFF10; + else + *ptr = 0x10FF1F47; + ptr += (188 / 4); + Length -= 188; + } +} + + +static void flush_buffers(struct ngene_channel *chan) +{ + u8 val; + + do { + msleep(1); + spin_lock_irq(&chan->state_lock); + val = chan->nextBuffer->ngeneBuffer.SR.Flags & 0x80; + spin_unlock_irq(&chan->state_lock); + } while (val); +} + +static void clear_buffers(struct ngene_channel *chan) +{ + struct SBufferHeader *Cur = chan->nextBuffer; + + do { + memset(&Cur->ngeneBuffer.SR, 0, sizeof(Cur->ngeneBuffer.SR)); + if (chan->mode & NGENE_IO_TSOUT) + FillTSBuffer(Cur->Buffer1, + chan->Capture1Length, + chan->DataFormatFlags); + Cur = Cur->Next; + } while (Cur != chan->nextBuffer); + + if (chan->mode & NGENE_IO_TSOUT) { + chan->nextBuffer->ngeneBuffer.SR.DTOUpdate = + chan->AudioDTOValue; + chan->AudioDTOUpdated = 0; + + Cur = chan->TSIdleBuffer.Head; + + do { + memset(&Cur->ngeneBuffer.SR, 0, + sizeof(Cur->ngeneBuffer.SR)); + FillTSBuffer(Cur->Buffer1, + chan->Capture1Length, + chan->DataFormatFlags); + Cur = Cur->Next; + } while (Cur != chan->TSIdleBuffer.Head); + } +} + +static int ngene_command_stream_control(struct ngene *dev, u8 stream, + u8 control, u8 mode, u8 flags) +{ + struct ngene_channel *chan = &dev->channel[stream]; + struct ngene_command com; + u16 BsUVI = ((stream & 1) ? 0x9400 : 0x9300); + u16 BsSDI = ((stream & 1) ? 0x9600 : 0x9500); + u16 BsSPI = ((stream & 1) ? 0x9800 : 0x9700); + u16 BsSDO = 0x9B00; + + /* down(&dev->stream_mutex); */ + while (down_trylock(&dev->stream_mutex)) { + printk(KERN_INFO DEVICE_NAME ": SC locked\n"); + msleep(1); + } + memset(&com, 0, sizeof(com)); + com.cmd.hdr.Opcode = CMD_CONTROL; + com.cmd.hdr.Length = sizeof(struct FW_STREAM_CONTROL) - 2; + com.cmd.StreamControl.Stream = stream | (control ? 8 : 0); + if (chan->mode & NGENE_IO_TSOUT) + com.cmd.StreamControl.Stream |= 0x07; + com.cmd.StreamControl.Control = control | + (flags & SFLAG_ORDER_LUMA_CHROMA); + com.cmd.StreamControl.Mode = mode; + com.in_len = sizeof(struct FW_STREAM_CONTROL); + com.out_len = 0; + + dprintk(KERN_INFO DEVICE_NAME + ": Stream=%02x, Control=%02x, Mode=%02x\n", + com.cmd.StreamControl.Stream, com.cmd.StreamControl.Control, + com.cmd.StreamControl.Mode); + + chan->Mode = mode; + + if (!(control & 0x80)) { + spin_lock_irq(&chan->state_lock); + if (chan->State == KSSTATE_RUN) { + chan->State = KSSTATE_ACQUIRE; + chan->HWState = HWSTATE_STOP; + spin_unlock_irq(&chan->state_lock); + if (ngene_command(dev, &com) < 0) { + up(&dev->stream_mutex); + return -1; + } + /* clear_buffers(chan); */ + flush_buffers(chan); + up(&dev->stream_mutex); + return 0; + } + spin_unlock_irq(&chan->state_lock); + up(&dev->stream_mutex); + return 0; + } + + if (mode & SMODE_AUDIO_CAPTURE) { + com.cmd.StreamControl.CaptureBlockCount = + chan->Capture1Length / AUDIO_BLOCK_SIZE; + com.cmd.StreamControl.Buffer_Address = chan->RingBuffer.PAHead; + } else if (mode & SMODE_TRANSPORT_STREAM) { + com.cmd.StreamControl.CaptureBlockCount = + chan->Capture1Length / TS_BLOCK_SIZE; + com.cmd.StreamControl.MaxLinesPerField = + chan->Capture1Length / TS_BLOCK_SIZE; + com.cmd.StreamControl.Buffer_Address = + chan->TSRingBuffer.PAHead; + if (chan->mode & NGENE_IO_TSOUT) { + com.cmd.StreamControl.BytesPerVBILine = + chan->Capture1Length / TS_BLOCK_SIZE; + com.cmd.StreamControl.Stream |= 0x07; + } + } else { + com.cmd.StreamControl.BytesPerVideoLine = chan->nBytesPerLine; + com.cmd.StreamControl.MaxLinesPerField = chan->nLines; + com.cmd.StreamControl.MinLinesPerField = 100; + com.cmd.StreamControl.Buffer_Address = chan->RingBuffer.PAHead; + + if (mode & SMODE_VBI_CAPTURE) { + com.cmd.StreamControl.MaxVBILinesPerField = + chan->nVBILines; + com.cmd.StreamControl.MinVBILinesPerField = 0; + com.cmd.StreamControl.BytesPerVBILine = + chan->nBytesPerVBILine; + } + if (flags & SFLAG_COLORBAR) + com.cmd.StreamControl.Stream |= 0x04; + } + + spin_lock_irq(&chan->state_lock); + if (mode & SMODE_AUDIO_CAPTURE) { + chan->nextBuffer = chan->RingBuffer.Head; + if (mode & SMODE_AUDIO_SPDIF) { + com.cmd.StreamControl.SetupDataLen = + sizeof(SPDIFConfiguration); + com.cmd.StreamControl.SetupDataAddr = BsSPI; + memcpy(com.cmd.StreamControl.SetupData, + SPDIFConfiguration, sizeof(SPDIFConfiguration)); + } else { + com.cmd.StreamControl.SetupDataLen = 4; + com.cmd.StreamControl.SetupDataAddr = BsSDI; + memcpy(com.cmd.StreamControl.SetupData, + I2SConfiguration + + 4 * dev->card_info->i2s[stream], 4); + } + } else if (mode & SMODE_TRANSPORT_STREAM) { + chan->nextBuffer = chan->TSRingBuffer.Head; + if (stream >= STREAM_AUDIOIN1) { + if (chan->mode & NGENE_IO_TSOUT) { + com.cmd.StreamControl.SetupDataLen = + sizeof(TS_I2SOutConfiguration); + com.cmd.StreamControl.SetupDataAddr = BsSDO; + memcpy(com.cmd.StreamControl.SetupData, + TS_I2SOutConfiguration, + sizeof(TS_I2SOutConfiguration)); + } else { + com.cmd.StreamControl.SetupDataLen = + sizeof(TS_I2SConfiguration); + com.cmd.StreamControl.SetupDataAddr = BsSDI; + memcpy(com.cmd.StreamControl.SetupData, + TS_I2SConfiguration, + sizeof(TS_I2SConfiguration)); + } + } else { + com.cmd.StreamControl.SetupDataLen = 8; + com.cmd.StreamControl.SetupDataAddr = BsUVI + 0x10; + memcpy(com.cmd.StreamControl.SetupData, + TSFeatureDecoderSetup + + 8 * dev->card_info->tsf[stream], 8); + } + } else { + chan->nextBuffer = chan->RingBuffer.Head; + com.cmd.StreamControl.SetupDataLen = + 16 + sizeof(ITUFeatureDecoderSetup); + com.cmd.StreamControl.SetupDataAddr = BsUVI; + memcpy(com.cmd.StreamControl.SetupData, + ITUDecoderSetup[chan->itumode], 16); + memcpy(com.cmd.StreamControl.SetupData + 16, + ITUFeatureDecoderSetup, sizeof(ITUFeatureDecoderSetup)); + } + clear_buffers(chan); + chan->State = KSSTATE_RUN; + if (mode & SMODE_TRANSPORT_STREAM) + chan->HWState = HWSTATE_RUN; + else + chan->HWState = HWSTATE_STARTUP; + spin_unlock_irq(&chan->state_lock); + + if (ngene_command(dev, &com) < 0) { + up(&dev->stream_mutex); + return -1; + } + up(&dev->stream_mutex); + return 0; +} + + +/****************************************************************************/ +/* I2C **********************************************************************/ +/****************************************************************************/ + +static void ngene_i2c_set_bus(struct ngene *dev, int bus) +{ + if (!(dev->card_info->i2c_access & 2)) + return; + if (dev->i2c_current_bus == bus) + return; + + switch (bus) { + case 0: + ngene_command_gpio_set(dev, 3, 0); + ngene_command_gpio_set(dev, 2, 1); + break; + + case 1: + ngene_command_gpio_set(dev, 2, 0); + ngene_command_gpio_set(dev, 3, 1); + break; + } + dev->i2c_current_bus = bus; +} + +static int ngene_i2c_master_xfer(struct i2c_adapter *adapter, + struct i2c_msg msg[], int num) +{ + struct ngene_channel *chan = + (struct ngene_channel *)i2c_get_adapdata(adapter); + struct ngene *dev = chan->dev; + + down(&dev->i2c_switch_mutex); + ngene_i2c_set_bus(dev, chan->number); + + if (num == 2 && msg[1].flags & I2C_M_RD && !(msg[0].flags & I2C_M_RD)) + if (!ngene_command_i2c_read(dev, msg[0].addr, + msg[0].buf, msg[0].len, + msg[1].buf, msg[1].len, 0)) + goto done; + + if (num == 1 && !(msg[0].flags & I2C_M_RD)) + if (!ngene_command_i2c_write(dev, msg[0].addr, + msg[0].buf, msg[0].len)) + goto done; + if (num == 1 && (msg[0].flags & I2C_M_RD)) + if (!ngene_command_i2c_read(dev, msg[0].addr, 0, 0, + msg[0].buf, msg[0].len, 0)) + goto done; + + up(&dev->i2c_switch_mutex); + return -EIO; + +done: + up(&dev->i2c_switch_mutex); + return num; +} + + +static u32 ngene_i2c_functionality(struct i2c_adapter *adap) +{ + return I2C_FUNC_SMBUS_EMUL; +} + +static struct i2c_algorithm ngene_i2c_algo = { + .master_xfer = ngene_i2c_master_xfer, + .functionality = ngene_i2c_functionality, +}; + +static int ngene_i2c_init(struct ngene *dev, int dev_nr) +{ + struct i2c_adapter *adap = &(dev->channel[dev_nr].i2c_adapter); + + i2c_set_adapdata(adap, &(dev->channel[dev_nr])); + adap->class = I2C_CLASS_TV_DIGITAL | I2C_CLASS_TV_ANALOG; + + strcpy(adap->name, "nGene"); + + adap->algo = &ngene_i2c_algo; + adap->algo_data = (void *)&(dev->channel[dev_nr]); + adap->dev.parent = &dev->pci_dev->dev; + + return i2c_add_adapter(adap); +} + + +/****************************************************************************/ +/* DVB functions and API interface ******************************************/ +/****************************************************************************/ + +static void swap_buffer(u32 *p, u32 len) +{ + while (len) { + *p = swab32(*p); + p++; + len -= 4; + } +} + + +static void *tsin_exchange(void *priv, void *buf, u32 len, u32 clock, u32 flags) +{ + struct ngene_channel *chan = priv; + + +#ifdef COMMAND_TIMEOUT_WORKAROUND + if (chan->users > 0) +#endif + dvb_dmx_swfilter(&chan->demux, buf, len); + return 0; +} + +u8 fill_ts[188] = { 0x47, 0x1f, 0xff, 0x10 }; + +static void *tsout_exchange(void *priv, void *buf, u32 len, + u32 clock, u32 flags) +{ + struct ngene_channel *chan = priv; + struct ngene *dev = chan->dev; + u32 alen; + + alen = dvb_ringbuffer_avail(&dev->tsout_rbuf); + alen -= alen % 188; + + if (alen < len) + FillTSBuffer(buf + alen, len - alen, flags); + else + alen = len; + dvb_ringbuffer_read(&dev->tsout_rbuf, buf, alen); + if (flags & DF_SWAP32) + swap_buffer((u32 *)buf, alen); + wake_up_interruptible(&dev->tsout_rbuf.queue); + return buf; +} + + +static void set_transfer(struct ngene_channel *chan, int state) +{ + u8 control = 0, mode = 0, flags = 0; + struct ngene *dev = chan->dev; + int ret; + + /* + printk(KERN_INFO DEVICE_NAME ": st %d\n", state); + msleep(100); + */ + + if (state) { + if (chan->running) { + printk(KERN_INFO DEVICE_NAME ": already running\n"); + return; + } + } else { + if (!chan->running) { + printk(KERN_INFO DEVICE_NAME ": already stopped\n"); + return; + } + } + + if (dev->card_info->switch_ctrl) + dev->card_info->switch_ctrl(chan, 1, state ^ 1); + + if (state) { + spin_lock_irq(&chan->state_lock); + + /* printk(KERN_INFO DEVICE_NAME ": lock=%08x\n", + ngreadl(0x9310)); */ + dvb_ringbuffer_flush(&dev->tsout_rbuf); + control = 0x80; + if (chan->mode & (NGENE_IO_TSIN | NGENE_IO_TSOUT)) { + chan->Capture1Length = 512 * 188; + mode = SMODE_TRANSPORT_STREAM; + } + if (chan->mode & NGENE_IO_TSOUT) { + chan->pBufferExchange = tsout_exchange; + /* 0x66666666 = 50MHz *2^33 /250MHz */ + chan->AudioDTOValue = 0x66666666; + /* set_dto(chan, 38810700+1000); */ + /* set_dto(chan, 19392658); */ + } + if (chan->mode & NGENE_IO_TSIN) + chan->pBufferExchange = tsin_exchange; + /* ngwritel(0, 0x9310); */ + spin_unlock_irq(&chan->state_lock); + } else + ;/* printk(KERN_INFO DEVICE_NAME ": lock=%08x\n", + ngreadl(0x9310)); */ + + ret = ngene_command_stream_control(dev, chan->number, + control, mode, flags); + if (!ret) + chan->running = state; + else + printk(KERN_ERR DEVICE_NAME ": set_transfer %d failed\n", + state); + if (!state) { + spin_lock_irq(&chan->state_lock); + chan->pBufferExchange = 0; + dvb_ringbuffer_flush(&dev->tsout_rbuf); + spin_unlock_irq(&chan->state_lock); + } +} + +static int ngene_start_feed(struct dvb_demux_feed *dvbdmxfeed) +{ + struct dvb_demux *dvbdmx = dvbdmxfeed->demux; + struct ngene_channel *chan = dvbdmx->priv; + + if (chan->users == 0) { +#ifdef COMMAND_TIMEOUT_WORKAROUND + if (!chan->running) +#endif + set_transfer(chan, 1); + /* msleep(10); */ + } + + return ++chan->users; +} + +static int ngene_stop_feed(struct dvb_demux_feed *dvbdmxfeed) +{ + struct dvb_demux *dvbdmx = dvbdmxfeed->demux; + struct ngene_channel *chan = dvbdmx->priv; + + if (--chan->users) + return chan->users; + +#ifndef COMMAND_TIMEOUT_WORKAROUND + set_transfer(chan, 0); +#endif + + return 0; +} + + + +static int my_dvb_dmx_ts_card_init(struct dvb_demux *dvbdemux, char *id, + int (*start_feed)(struct dvb_demux_feed *), + int (*stop_feed)(struct dvb_demux_feed *), + void *priv) +{ + dvbdemux->priv = priv; + + dvbdemux->filternum = 256; + dvbdemux->feednum = 256; + dvbdemux->start_feed = start_feed; + dvbdemux->stop_feed = stop_feed; + dvbdemux->write_to_decoder = 0; + dvbdemux->dmx.capabilities = (DMX_TS_FILTERING | + DMX_SECTION_FILTERING | + DMX_MEMORY_BASED_FILTERING); + return dvb_dmx_init(dvbdemux); +} + +static int my_dvb_dmxdev_ts_card_init(struct dmxdev *dmxdev, + struct dvb_demux *dvbdemux, + struct dmx_frontend *hw_frontend, + struct dmx_frontend *mem_frontend, + struct dvb_adapter *dvb_adapter) +{ + int ret; + + dmxdev->filternum = 256; + dmxdev->demux = &dvbdemux->dmx; + dmxdev->capabilities = 0; + ret = dvb_dmxdev_init(dmxdev, dvb_adapter); + if (ret < 0) + return ret; + + hw_frontend->source = DMX_FRONTEND_0; + dvbdemux->dmx.add_frontend(&dvbdemux->dmx, hw_frontend); + mem_frontend->source = DMX_MEMORY_FE; + dvbdemux->dmx.add_frontend(&dvbdemux->dmx, mem_frontend); + return dvbdemux->dmx.connect_frontend(&dvbdemux->dmx, hw_frontend); +} + + +/****************************************************************************/ +/* nGene hardware init and release functions ********************************/ +/****************************************************************************/ + +static void free_ringbuffer(struct ngene *dev, struct SRingBufferDescriptor *rb) +{ + struct SBufferHeader *Cur = rb->Head; + u32 j; + + if (!Cur) + return; + + for (j = 0; j < rb->NumBuffers; j++, Cur = Cur->Next) { + if (Cur->Buffer1) + pci_free_consistent(dev->pci_dev, + rb->Buffer1Length, + Cur->Buffer1, + Cur->scList1->Address); + + if (Cur->Buffer2) + pci_free_consistent(dev->pci_dev, + rb->Buffer2Length, + Cur->Buffer2, + Cur->scList2->Address); + } + + if (rb->SCListMem) + pci_free_consistent(dev->pci_dev, rb->SCListMemSize, + rb->SCListMem, rb->PASCListMem); + + pci_free_consistent(dev->pci_dev, rb->MemSize, rb->Head, rb->PAHead); +} + +static void free_idlebuffer(struct ngene *dev, + struct SRingBufferDescriptor *rb, + struct SRingBufferDescriptor *tb) +{ + int j; + struct SBufferHeader *Cur = tb->Head; + + if (!rb->Head) + return; + free_ringbuffer(dev, rb); + for (j = 0; j < tb->NumBuffers; j++, Cur = Cur->Next) { + Cur->Buffer2 = 0; + Cur->scList2 = 0; + Cur->ngeneBuffer.Address_of_first_entry_2 = |