mirror of https://gitee.com/openkylin/linux.git
1578 lines
41 KiB
C
1578 lines
41 KiB
C
/*
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* ngene.c: nGene PCIe bridge driver
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*
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* Copyright (C) 2005-2007 Micronas
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*
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* Copyright (C) 2008-2009 Ralph Metzler <rjkm@metzlerbros.de>
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* Modifications for new nGene firmware,
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* support for EEPROM-copying,
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* support for new dual DVB-S2 card prototype
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*
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 only, as published by the Free Software Foundation.
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*
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA
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* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
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*/
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/delay.h>
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#include <linux/poll.h>
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#include <linux/io.h>
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#include <asm/div64.h>
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#include <linux/pci.h>
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#include <linux/smp_lock.h>
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#include <linux/timer.h>
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#include <linux/byteorder/generic.h>
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#include <linux/firmware.h>
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#include <linux/vmalloc.h>
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#include "ngene.h"
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static int one_adapter = 1;
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module_param(one_adapter, int, 0444);
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MODULE_PARM_DESC(one_adapter, "Use only one adapter.");
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static int debug;
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module_param(debug, int, 0444);
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MODULE_PARM_DESC(debug, "Print debugging information.");
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DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
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#define dprintk if (debug) printk
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#define ngwriteb(dat, adr) writeb((dat), (char *)(dev->iomem + (adr)))
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#define ngwritel(dat, adr) writel((dat), (char *)(dev->iomem + (adr)))
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#define ngwriteb(dat, adr) writeb((dat), (char *)(dev->iomem + (adr)))
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#define ngreadl(adr) readl(dev->iomem + (adr))
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#define ngreadb(adr) readb(dev->iomem + (adr))
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#define ngcpyto(adr, src, count) memcpy_toio((char *) \
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(dev->iomem + (adr)), (src), (count))
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#define ngcpyfrom(dst, adr, count) memcpy_fromio((dst), (char *) \
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(dev->iomem + (adr)), (count))
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/****************************************************************************/
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/* nGene interrupt handler **************************************************/
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/****************************************************************************/
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static void event_tasklet(unsigned long data)
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{
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struct ngene *dev = (struct ngene *)data;
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while (dev->EventQueueReadIndex != dev->EventQueueWriteIndex) {
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struct EVENT_BUFFER Event =
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dev->EventQueue[dev->EventQueueReadIndex];
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dev->EventQueueReadIndex =
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(dev->EventQueueReadIndex + 1) & (EVENT_QUEUE_SIZE - 1);
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if ((Event.UARTStatus & 0x01) && (dev->TxEventNotify))
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dev->TxEventNotify(dev, Event.TimeStamp);
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if ((Event.UARTStatus & 0x02) && (dev->RxEventNotify))
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dev->RxEventNotify(dev, Event.TimeStamp,
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Event.RXCharacter);
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}
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}
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static void demux_tasklet(unsigned long data)
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{
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struct ngene_channel *chan = (struct ngene_channel *)data;
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struct SBufferHeader *Cur = chan->nextBuffer;
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spin_lock_irq(&chan->state_lock);
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while (Cur->ngeneBuffer.SR.Flags & 0x80) {
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if (chan->mode & NGENE_IO_TSOUT) {
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u32 Flags = chan->DataFormatFlags;
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if (Cur->ngeneBuffer.SR.Flags & 0x20)
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Flags |= BEF_OVERFLOW;
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if (chan->pBufferExchange) {
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if (!chan->pBufferExchange(chan,
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Cur->Buffer1,
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chan->Capture1Length,
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Cur->ngeneBuffer.SR.
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Clock, Flags)) {
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/*
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We didn't get data
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Clear in service flag to make sure we
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get called on next interrupt again.
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leave fill/empty (0x80) flag alone
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to avoid hardware running out of
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buffers during startup, we hold only
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in run state ( the source may be late
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delivering data )
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*/
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if (chan->HWState == HWSTATE_RUN) {
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Cur->ngeneBuffer.SR.Flags &=
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~0x40;
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break;
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/* Stop proccessing stream */
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}
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} else {
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/* We got a valid buffer,
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so switch to run state */
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chan->HWState = HWSTATE_RUN;
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}
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} else {
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printk(KERN_ERR DEVICE_NAME ": OOPS\n");
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if (chan->HWState == HWSTATE_RUN) {
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Cur->ngeneBuffer.SR.Flags &= ~0x40;
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break; /* Stop proccessing stream */
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}
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}
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if (chan->AudioDTOUpdated) {
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printk(KERN_INFO DEVICE_NAME
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": Update AudioDTO = %d\n",
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chan->AudioDTOValue);
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Cur->ngeneBuffer.SR.DTOUpdate =
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chan->AudioDTOValue;
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chan->AudioDTOUpdated = 0;
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}
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} else {
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if (chan->HWState == HWSTATE_RUN) {
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u32 Flags = 0;
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IBufferExchange *exch1 = chan->pBufferExchange;
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IBufferExchange *exch2 = chan->pBufferExchange2;
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if (Cur->ngeneBuffer.SR.Flags & 0x01)
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Flags |= BEF_EVEN_FIELD;
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if (Cur->ngeneBuffer.SR.Flags & 0x20)
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Flags |= BEF_OVERFLOW;
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spin_unlock_irq(&chan->state_lock);
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if (exch1)
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exch1(chan, Cur->Buffer1,
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chan->Capture1Length,
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Cur->ngeneBuffer.SR.Clock,
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Flags);
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if (exch2)
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exch2(chan, Cur->Buffer2,
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chan->Capture2Length,
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Cur->ngeneBuffer.SR.Clock,
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Flags);
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spin_lock_irq(&chan->state_lock);
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} else if (chan->HWState != HWSTATE_STOP)
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chan->HWState = HWSTATE_RUN;
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}
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Cur->ngeneBuffer.SR.Flags = 0x00;
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Cur = Cur->Next;
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}
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chan->nextBuffer = Cur;
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spin_unlock_irq(&chan->state_lock);
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}
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static irqreturn_t irq_handler(int irq, void *dev_id)
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{
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struct ngene *dev = (struct ngene *)dev_id;
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u32 icounts = 0;
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irqreturn_t rc = IRQ_NONE;
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u32 i = MAX_STREAM;
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u8 *tmpCmdDoneByte;
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if (dev->BootFirmware) {
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icounts = ngreadl(NGENE_INT_COUNTS);
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if (icounts != dev->icounts) {
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ngwritel(0, FORCE_NMI);
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dev->cmd_done = 1;
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wake_up(&dev->cmd_wq);
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dev->icounts = icounts;
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rc = IRQ_HANDLED;
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}
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return rc;
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}
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ngwritel(0, FORCE_NMI);
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spin_lock(&dev->cmd_lock);
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tmpCmdDoneByte = dev->CmdDoneByte;
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if (tmpCmdDoneByte &&
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(*tmpCmdDoneByte ||
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(dev->ngenetohost[0] == 1 && dev->ngenetohost[1] != 0))) {
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dev->CmdDoneByte = NULL;
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dev->cmd_done = 1;
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wake_up(&dev->cmd_wq);
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rc = IRQ_HANDLED;
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}
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spin_unlock(&dev->cmd_lock);
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if (dev->EventBuffer->EventStatus & 0x80) {
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u8 nextWriteIndex =
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(dev->EventQueueWriteIndex + 1) &
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(EVENT_QUEUE_SIZE - 1);
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if (nextWriteIndex != dev->EventQueueReadIndex) {
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dev->EventQueue[dev->EventQueueWriteIndex] =
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*(dev->EventBuffer);
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dev->EventQueueWriteIndex = nextWriteIndex;
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} else {
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printk(KERN_ERR DEVICE_NAME ": event overflow\n");
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dev->EventQueueOverflowCount += 1;
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dev->EventQueueOverflowFlag = 1;
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}
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dev->EventBuffer->EventStatus &= ~0x80;
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tasklet_schedule(&dev->event_tasklet);
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rc = IRQ_HANDLED;
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}
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while (i > 0) {
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i--;
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spin_lock(&dev->channel[i].state_lock);
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/* if (dev->channel[i].State>=KSSTATE_RUN) { */
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if (dev->channel[i].nextBuffer) {
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if ((dev->channel[i].nextBuffer->
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ngeneBuffer.SR.Flags & 0xC0) == 0x80) {
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dev->channel[i].nextBuffer->
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ngeneBuffer.SR.Flags |= 0x40;
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tasklet_schedule(
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&dev->channel[i].demux_tasklet);
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rc = IRQ_HANDLED;
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}
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}
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spin_unlock(&dev->channel[i].state_lock);
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}
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/* Request might have been processed by a previous call. */
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return IRQ_HANDLED;
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}
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/****************************************************************************/
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/* nGene command interface **************************************************/
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/****************************************************************************/
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static void dump_command_io(struct ngene *dev)
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{
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u8 buf[8], *b;
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ngcpyfrom(buf, HOST_TO_NGENE, 8);
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printk(KERN_ERR "host_to_ngene (%04x): %02x %02x %02x %02x %02x %02x %02x %02x\n",
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HOST_TO_NGENE, buf[0], buf[1], buf[2], buf[3],
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buf[4], buf[5], buf[6], buf[7]);
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ngcpyfrom(buf, NGENE_TO_HOST, 8);
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printk(KERN_ERR "ngene_to_host (%04x): %02x %02x %02x %02x %02x %02x %02x %02x\n",
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NGENE_TO_HOST, buf[0], buf[1], buf[2], buf[3],
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buf[4], buf[5], buf[6], buf[7]);
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b = dev->hosttongene;
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printk(KERN_ERR "dev->hosttongene (%p): %02x %02x %02x %02x %02x %02x %02x %02x\n",
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b, b[0], b[1], b[2], b[3], b[4], b[5], b[6], b[7]);
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b = dev->ngenetohost;
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printk(KERN_ERR "dev->ngenetohost (%p): %02x %02x %02x %02x %02x %02x %02x %02x\n",
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b, b[0], b[1], b[2], b[3], b[4], b[5], b[6], b[7]);
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}
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static int ngene_command_mutex(struct ngene *dev, struct ngene_command *com)
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{
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int ret;
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u8 *tmpCmdDoneByte;
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dev->cmd_done = 0;
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if (com->cmd.hdr.Opcode == CMD_FWLOAD_PREPARE) {
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dev->BootFirmware = 1;
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dev->icounts = ngreadl(NGENE_INT_COUNTS);
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ngwritel(0, NGENE_COMMAND);
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ngwritel(0, NGENE_COMMAND_HI);
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ngwritel(0, NGENE_STATUS);
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ngwritel(0, NGENE_STATUS_HI);
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ngwritel(0, NGENE_EVENT);
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ngwritel(0, NGENE_EVENT_HI);
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} else if (com->cmd.hdr.Opcode == CMD_FWLOAD_FINISH) {
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u64 fwio = dev->PAFWInterfaceBuffer;
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ngwritel(fwio & 0xffffffff, NGENE_COMMAND);
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ngwritel(fwio >> 32, NGENE_COMMAND_HI);
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ngwritel((fwio + 256) & 0xffffffff, NGENE_STATUS);
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ngwritel((fwio + 256) >> 32, NGENE_STATUS_HI);
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ngwritel((fwio + 512) & 0xffffffff, NGENE_EVENT);
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ngwritel((fwio + 512) >> 32, NGENE_EVENT_HI);
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}
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memcpy(dev->FWInterfaceBuffer, com->cmd.raw8, com->in_len + 2);
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if (dev->BootFirmware)
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ngcpyto(HOST_TO_NGENE, com->cmd.raw8, com->in_len + 2);
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spin_lock_irq(&dev->cmd_lock);
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tmpCmdDoneByte = dev->ngenetohost + com->out_len;
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if (!com->out_len)
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tmpCmdDoneByte++;
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*tmpCmdDoneByte = 0;
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dev->ngenetohost[0] = 0;
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dev->ngenetohost[1] = 0;
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dev->CmdDoneByte = tmpCmdDoneByte;
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spin_unlock_irq(&dev->cmd_lock);
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/* Notify 8051. */
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ngwritel(1, FORCE_INT);
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ret = wait_event_timeout(dev->cmd_wq, dev->cmd_done == 1, 2 * HZ);
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if (!ret) {
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/*ngwritel(0, FORCE_NMI);*/
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printk(KERN_ERR DEVICE_NAME
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": Command timeout cmd=%02x prev=%02x\n",
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com->cmd.hdr.Opcode, dev->prev_cmd);
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dump_command_io(dev);
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return -1;
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}
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if (com->cmd.hdr.Opcode == CMD_FWLOAD_FINISH)
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dev->BootFirmware = 0;
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dev->prev_cmd = com->cmd.hdr.Opcode;
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if (!com->out_len)
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return 0;
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memcpy(com->cmd.raw8, dev->ngenetohost, com->out_len);
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return 0;
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}
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int ngene_command(struct ngene *dev, struct ngene_command *com)
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{
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int result;
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down(&dev->cmd_mutex);
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result = ngene_command_mutex(dev, com);
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up(&dev->cmd_mutex);
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return result;
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}
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static int ngene_command_load_firmware(struct ngene *dev,
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u8 *ngene_fw, u32 size)
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{
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#define FIRSTCHUNK (1024)
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u32 cleft;
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struct ngene_command com;
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com.cmd.hdr.Opcode = CMD_FWLOAD_PREPARE;
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com.cmd.hdr.Length = 0;
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com.in_len = 0;
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com.out_len = 0;
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ngene_command(dev, &com);
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cleft = (size + 3) & ~3;
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if (cleft > FIRSTCHUNK) {
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ngcpyto(PROGRAM_SRAM + FIRSTCHUNK, ngene_fw + FIRSTCHUNK,
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cleft - FIRSTCHUNK);
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cleft = FIRSTCHUNK;
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}
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ngcpyto(DATA_FIFO_AREA, ngene_fw, cleft);
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memset(&com, 0, sizeof(struct ngene_command));
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com.cmd.hdr.Opcode = CMD_FWLOAD_FINISH;
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com.cmd.hdr.Length = 4;
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com.cmd.FWLoadFinish.Address = DATA_FIFO_AREA;
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com.cmd.FWLoadFinish.Length = (unsigned short)cleft;
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com.in_len = 4;
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com.out_len = 0;
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return ngene_command(dev, &com);
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}
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static int ngene_command_config_buf(struct ngene *dev, u8 config)
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{
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struct ngene_command com;
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com.cmd.hdr.Opcode = CMD_CONFIGURE_BUFFER;
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com.cmd.hdr.Length = 1;
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com.cmd.ConfigureBuffers.config = config;
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com.in_len = 1;
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com.out_len = 0;
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if (ngene_command(dev, &com) < 0)
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return -EIO;
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return 0;
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}
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static int ngene_command_config_free_buf(struct ngene *dev, u8 *config)
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{
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struct ngene_command com;
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com.cmd.hdr.Opcode = CMD_CONFIGURE_FREE_BUFFER;
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com.cmd.hdr.Length = 6;
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memcpy(&com.cmd.ConfigureBuffers.config, config, 6);
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com.in_len = 6;
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com.out_len = 0;
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if (ngene_command(dev, &com) < 0)
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return -EIO;
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return 0;
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}
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int ngene_command_gpio_set(struct ngene *dev, u8 select, u8 level)
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{
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struct ngene_command com;
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com.cmd.hdr.Opcode = CMD_SET_GPIO_PIN;
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com.cmd.hdr.Length = 1;
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com.cmd.SetGpioPin.select = select | (level << 7);
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com.in_len = 1;
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com.out_len = 0;
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return ngene_command(dev, &com);
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}
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/*
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02000640 is sample on rising edge.
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02000740 is sample on falling edge.
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02000040 is ignore "valid" signal
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0: FD_CTL1 Bit 7,6 must be 0,1
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7 disable(fw controlled)
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6 0-AUX,1-TS
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5 0-par,1-ser
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4 0-lsb/1-msb
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3,2 reserved
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1,0 0-no sync, 1-use ext. start, 2-use 0x47, 3-both
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1: FD_CTL2 has 3-valid must be hi, 2-use valid, 1-edge
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2: FD_STA is read-only. 0-sync
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3: FD_INSYNC is number of 47s to trigger "in sync".
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4: FD_OUTSYNC is number of 47s to trigger "out of sync".
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5: FD_MAXBYTE1 is low-order of bytes per packet.
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6: FD_MAXBYTE2 is high-order of bytes per packet.
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7: Top byte is unused.
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*/
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/****************************************************************************/
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static u8 TSFeatureDecoderSetup[8 * 5] = {
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0x42, 0x00, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00,
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0x40, 0x06, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00, /* DRXH */
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0x71, 0x07, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00, /* DRXHser */
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0x72, 0x06, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00, /* S2ser */
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0x40, 0x07, 0x00, 0x02, 0x02, 0xbc, 0x00, 0x00, /* LGDT3303 */
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};
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/* Set NGENE I2S Config to 16 bit packed */
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static u8 I2SConfiguration[] = {
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0x00, 0x10, 0x00, 0x00,
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0x80, 0x10, 0x00, 0x00,
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};
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static u8 SPDIFConfiguration[10] = {
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
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};
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|
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/* Set NGENE I2S Config to transport stream compatible mode */
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|
|
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
|
|
};
|
|
|
|
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);
|
|
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;
|
|
}
|
|
|
|
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 = NULL;
|
|
dvb_ringbuffer_flush(&dev->tsout_rbuf);
|
|
spin_unlock_irq(&chan->state_lock);
|
|
}
|
|
}
|
|
|
|
|
|
/****************************************************************************/
|
|
/* 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 = NULL;
|
|
Cur->scList2 = NULL;
|
|
Cur->ngeneBuffer.Address_of_first_entry_2 = 0;
|
|
Cur->ngeneBuffer.Number_of_entries_2 = 0;
|
|
}
|
|
}
|
|
|
|
static void free_common_buffers(struct ngene *dev)
|
|
{
|
|
u32 i;
|
|
struct ngene_channel *chan;
|
|
|
|
for (i = STREAM_VIDEOIN1; i < MAX_STREAM; i++) {
|
|
chan = &dev->channel[i];
|
|
free_idlebuffer(dev, &chan->TSIdleBuffer, &chan->TSRingBuffer);
|
|
free_ringbuffer(dev, &chan->RingBuffer);
|
|
free_ringbuffer(dev, &chan->TSRingBuffer);
|
|
}
|
|
|
|
if (dev->OverflowBuffer)
|
|
pci_free_consistent(dev->pci_dev,
|
|
OVERFLOW_BUFFER_SIZE,
|
|
dev->OverflowBuffer, dev->PAOverflowBuffer);
|
|
|
|
if (dev->FWInterfaceBuffer)
|
|
pci_free_consistent(dev->pci_dev,
|
|
4096,
|
|
dev->FWInterfaceBuffer,
|
|
dev->PAFWInterfaceBuffer);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* Ring buffer handling *****************************************************/
|
|
/****************************************************************************/
|
|
|
|
static int create_ring_buffer(struct pci_dev *pci_dev,
|
|
struct SRingBufferDescriptor *descr, u32 NumBuffers)
|
|
{
|
|
dma_addr_t tmp;
|
|
struct SBufferHeader *Head;
|
|
u32 i;
|
|
u32 MemSize = SIZEOF_SBufferHeader * NumBuffers;
|
|
u64 PARingBufferHead;
|
|
u64 PARingBufferCur;
|
|
u64 PARingBufferNext;
|
|
struct SBufferHeader *Cur, *Next;
|
|
|
|
descr->Head = NULL;
|
|
descr->MemSize = 0;
|
|
descr->PAHead = 0;
|
|
descr->NumBuffers = 0;
|
|
|
|
if (MemSize < 4096)
|
|
MemSize = 4096;
|
|
|
|
Head = pci_alloc_consistent(pci_dev, MemSize, &tmp);
|
|
PARingBufferHead = tmp;
|
|
|
|
if (!Head)
|
|
return -ENOMEM;
|
|
|
|
memset(Head, 0, MemSize);
|
|
|
|
PARingBufferCur = PARingBufferHead;
|
|
Cur = Head;
|
|
|
|
for (i = 0; i < NumBuffers - 1; i++) {
|
|
Next = (struct SBufferHeader *)
|
|
(((u8 *) Cur) + SIZEOF_SBufferHeader);
|
|
PARingBufferNext = PARingBufferCur + SIZEOF_SBufferHeader;
|
|
Cur->Next = Next;
|
|
Cur->ngeneBuffer.Next = PARingBufferNext;
|
|
Cur = Next;
|
|
PARingBufferCur = PARingBufferNext;
|
|
}
|
|
/* Last Buffer points back to first one */
|
|
Cur->Next = Head;
|
|
Cur->ngeneBuffer.Next = PARingBufferHead;
|
|
|
|
descr->Head = Head;
|
|
descr->MemSize = MemSize;
|
|
descr->PAHead = PARingBufferHead;
|
|
descr->NumBuffers = NumBuffers;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int AllocateRingBuffers(struct pci_dev *pci_dev,
|
|
dma_addr_t of,
|
|
struct SRingBufferDescriptor *pRingBuffer,
|
|
u32 Buffer1Length, u32 Buffer2Length)
|
|
{
|
|
dma_addr_t tmp;
|
|
u32 i, j;
|
|
int status = 0;
|
|
u32 SCListMemSize = pRingBuffer->NumBuffers
|
|
* ((Buffer2Length != 0) ? (NUM_SCATTER_GATHER_ENTRIES * 2) :
|
|
NUM_SCATTER_GATHER_ENTRIES)
|
|
* sizeof(struct HW_SCATTER_GATHER_ELEMENT);
|
|
|
|
u64 PASCListMem;
|
|
struct HW_SCATTER_GATHER_ELEMENT *SCListEntry;
|
|
u64 PASCListEntry;
|
|
struct SBufferHeader *Cur;
|
|
void *SCListMem;
|
|
|
|
if (SCListMemSize < 4096)
|
|
SCListMemSize = 4096;
|
|
|
|
SCListMem = pci_alloc_consistent(pci_dev, SCListMemSize, &tmp);
|
|
|
|
PASCListMem = tmp;
|
|
if (SCListMem == NULL)
|
|
return -ENOMEM;
|
|
|
|
memset(SCListMem, 0, SCListMemSize);
|
|
|
|
pRingBuffer->SCListMem = SCListMem;
|
|
pRingBuffer->PASCListMem = PASCListMem;
|
|
pRingBuffer->SCListMemSize = SCListMemSize;
|
|
pRingBuffer->Buffer1Length = Buffer1Length;
|
|
pRingBuffer->Buffer2Length = Buffer2Length;
|
|
|
|
SCListEntry = SCListMem;
|
|
PASCListEntry = PASCListMem;
|
|
Cur = pRingBuffer->Head;
|
|
|
|
for (i = 0; i < pRingBuffer->NumBuffers; i += 1, Cur = Cur->Next) {
|
|
u64 PABuffer;
|
|
|
|
void *Buffer = pci_alloc_consistent(pci_dev, Buffer1Length,
|
|
&tmp);
|
|
PABuffer = tmp;
|
|
|
|
if (Buffer == NULL)
|
|
return -ENOMEM;
|
|
|
|
Cur->Buffer1 = Buffer;
|
|
|
|
SCListEntry->Address = PABuffer;
|
|
SCListEntry->Length = Buffer1Length;
|
|
|
|
Cur->scList1 = SCListEntry;
|
|
Cur->ngeneBuffer.Address_of_first_entry_1 = PASCListEntry;
|
|
Cur->ngeneBuffer.Number_of_entries_1 =
|
|
NUM_SCATTER_GATHER_ENTRIES;
|
|
|
|
SCListEntry += 1;
|
|
PASCListEntry += sizeof(struct HW_SCATTER_GATHER_ELEMENT);
|
|
|
|
#if NUM_SCATTER_GATHER_ENTRIES > 1
|
|
for (j = 0; j < NUM_SCATTER_GATHER_ENTRIES - 1; j += 1) {
|
|
SCListEntry->Address = of;
|
|
SCListEntry->Length = OVERFLOW_BUFFER_SIZE;
|
|
SCListEntry += 1;
|
|
PASCListEntry +=
|
|
sizeof(struct HW_SCATTER_GATHER_ELEMENT);
|
|
}
|
|
#endif
|
|
|
|
if (!Buffer2Length)
|
|
continue;
|
|
|
|
Buffer = pci_alloc_consistent(pci_dev, Buffer2Length, &tmp);
|
|
PABuffer = tmp;
|
|
|
|
if (Buffer == NULL)
|
|
return -ENOMEM;
|
|
|
|
Cur->Buffer2 = Buffer;
|
|
|
|
SCListEntry->Address = PABuffer;
|
|
SCListEntry->Length = Buffer2Length;
|
|
|
|
Cur->scList2 = SCListEntry;
|
|
Cur->ngeneBuffer.Address_of_first_entry_2 = PASCListEntry;
|
|
Cur->ngeneBuffer.Number_of_entries_2 =
|
|
NUM_SCATTER_GATHER_ENTRIES;
|
|
|
|
SCListEntry += 1;
|
|
PASCListEntry += sizeof(struct HW_SCATTER_GATHER_ELEMENT);
|
|
|
|
#if NUM_SCATTER_GATHER_ENTRIES > 1
|
|
for (j = 0; j < NUM_SCATTER_GATHER_ENTRIES - 1; j++) {
|
|
SCListEntry->Address = of;
|
|
SCListEntry->Length = OVERFLOW_BUFFER_SIZE;
|
|
SCListEntry += 1;
|
|
PASCListEntry +=
|
|
sizeof(struct HW_SCATTER_GATHER_ELEMENT);
|
|
}
|
|
#endif
|
|
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
static int FillTSIdleBuffer(struct SRingBufferDescriptor *pIdleBuffer,
|
|
struct SRingBufferDescriptor *pRingBuffer)
|
|
{
|
|
int status = 0;
|
|
|
|
/* Copy pointer to scatter gather list in TSRingbuffer
|
|
structure for buffer 2
|
|
Load number of buffer
|
|
*/
|
|
u32 n = pRingBuffer->NumBuffers;
|
|
|
|
/* Point to first buffer entry */
|
|
struct SBufferHeader *Cur = pRingBuffer->Head;
|
|
int i;
|
|
/* Loop thru all buffer and set Buffer 2 pointers to TSIdlebuffer */
|
|
for (i = 0; i < n; i++) {
|
|
Cur->Buffer2 = pIdleBuffer->Head->Buffer1;
|
|
Cur->scList2 = pIdleBuffer->Head->scList1;
|
|
Cur->ngeneBuffer.Address_of_first_entry_2 =
|
|
pIdleBuffer->Head->ngeneBuffer.
|
|
Address_of_first_entry_1;
|
|
Cur->ngeneBuffer.Number_of_entries_2 =
|
|
pIdleBuffer->Head->ngeneBuffer.Number_of_entries_1;
|
|
Cur = Cur->Next;
|
|
}
|
|
return status;
|
|
}
|
|
|
|
static u32 RingBufferSizes[MAX_STREAM] = {
|
|
RING_SIZE_VIDEO,
|
|
RING_SIZE_VIDEO,
|
|
RING_SIZE_AUDIO,
|
|
RING_SIZE_AUDIO,
|
|
RING_SIZE_AUDIO,
|
|
};
|
|
|
|
static u32 Buffer1Sizes[MAX_STREAM] = {
|
|
MAX_VIDEO_BUFFER_SIZE,
|
|
MAX_VIDEO_BUFFER_SIZE,
|
|
MAX_AUDIO_BUFFER_SIZE,
|
|
MAX_AUDIO_BUFFER_SIZE,
|
|
MAX_AUDIO_BUFFER_SIZE
|
|
};
|
|
|
|
static u32 Buffer2Sizes[MAX_STREAM] = {
|
|
MAX_VBI_BUFFER_SIZE,
|
|
MAX_VBI_BUFFER_SIZE,
|
|
0,
|
|
0,
|
|
0
|
|
};
|
|
|
|
|
|
static int AllocCommonBuffers(struct ngene *dev)
|
|
{
|
|
int status = 0, i;
|
|
|
|
dev->FWInterfaceBuffer = pci_alloc_consistent(dev->pci_dev, 4096,
|
|
&dev->PAFWInterfaceBuffer);
|
|
if (!dev->FWInterfaceBuffer)
|
|
return -ENOMEM;
|
|
dev->hosttongene = dev->FWInterfaceBuffer;
|
|
dev->ngenetohost = dev->FWInterfaceBuffer + 256;
|
|
dev->EventBuffer = dev->FWInterfaceBuffer + 512;
|
|
|
|
dev->OverflowBuffer = pci_alloc_consistent(dev->pci_dev,
|
|
OVERFLOW_BUFFER_SIZE,
|
|
&dev->PAOverflowBuffer);
|
|
if (!dev->OverflowBuffer)
|
|
return -ENOMEM;
|
|
memset(dev->OverflowBuffer, 0, OVERFLOW_BUFFER_SIZE);
|
|
|
|
for (i = STREAM_VIDEOIN1; i < MAX_STREAM; i++) {
|
|
int type = dev->card_info->io_type[i];
|
|
|
|
dev->channel[i].State = KSSTATE_STOP;
|
|
|
|
if (type & (NGENE_IO_TV | NGENE_IO_HDTV | NGENE_IO_AIN)) {
|
|
status = create_ring_buffer(dev->pci_dev,
|
|
&dev->channel[i].RingBuffer,
|
|
RingBufferSizes[i]);
|
|
if (status < 0)
|
|
break;
|
|
|
|
if (type & (NGENE_IO_TV | NGENE_IO_AIN)) {
|
|
status = AllocateRingBuffers(dev->pci_dev,
|
|
dev->
|
|
PAOverflowBuffer,
|
|
&dev->channel[i].
|
|
RingBuffer,
|
|
Buffer1Sizes[i],
|
|
Buffer2Sizes[i]);
|
|
if (status < 0)
|
|
break;
|
|
} else if (type & NGENE_IO_HDTV) {
|
|
status = AllocateRingBuffers(dev->pci_dev,
|
|
dev->
|
|
PAOverflowBuffer,
|
|
&dev->channel[i].
|
|
RingBuffer,
|
|
MAX_HDTV_BUFFER_SIZE,
|
|
0);
|
|
if (status < 0)
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (type & (NGENE_IO_TSIN | NGENE_IO_TSOUT)) {
|
|
|
|
status = create_ring_buffer(dev->pci_dev,
|
|
&dev->channel[i].
|
|
TSRingBuffer, RING_SIZE_TS);
|
|
if (status < 0)
|
|
break;
|
|
|
|
status = AllocateRingBuffers(dev->pci_dev,
|
|
dev->PAOverflowBuffer,
|
|
&dev->channel[i].
|
|
TSRingBuffer,
|
|
MAX_TS_BUFFER_SIZE, 0);
|
|
if (status)
|
|
break;
|
|
}
|
|
|
|
if (type & NGENE_IO_TSOUT) {
|
|
status = create_ring_buffer(dev->pci_dev,
|
|
&dev->channel[i].
|
|
TSIdleBuffer, 1);
|
|
if (status < 0)
|
|
break;
|
|
status = AllocateRingBuffers(dev->pci_dev,
|
|
dev->PAOverflowBuffer,
|
|
&dev->channel[i].
|
|
TSIdleBuffer,
|
|
MAX_TS_BUFFER_SIZE, 0);
|
|
if (status)
|
|
break;
|
|
FillTSIdleBuffer(&dev->channel[i].TSIdleBuffer,
|
|
&dev->channel[i].TSRingBuffer);
|
|
}
|
|
}
|
|
return status;
|
|
}
|
|
|
|
static void ngene_release_buffers(struct ngene *dev)
|
|
{
|
|
if (dev->iomem)
|
|
iounmap(dev->iomem);
|
|
free_common_buffers(dev);
|
|
vfree(dev->tsout_buf);
|
|
vfree(dev->ain_buf);
|
|
vfree(dev->vin_buf);
|
|
vfree(dev);
|
|
}
|
|
|
|
static int ngene_get_buffers(struct ngene *dev)
|
|
{
|
|
if (AllocCommonBuffers(dev))
|
|
return -ENOMEM;
|
|
if (dev->card_info->io_type[4] & NGENE_IO_TSOUT) {
|
|
dev->tsout_buf = vmalloc(TSOUT_BUF_SIZE);
|
|
if (!dev->tsout_buf)
|
|
return -ENOMEM;
|
|
dvb_ringbuffer_init(&dev->tsout_rbuf,
|
|
dev->tsout_buf, TSOUT_BUF_SIZE);
|
|
}
|
|
if (dev->card_info->io_type[2] & NGENE_IO_AIN) {
|
|
dev->ain_buf = vmalloc(AIN_BUF_SIZE);
|
|
if (!dev->ain_buf)
|
|
return -ENOMEM;
|
|
dvb_ringbuffer_init(&dev->ain_rbuf, dev->ain_buf, AIN_BUF_SIZE);
|
|
}
|
|
if (dev->card_info->io_type[0] & NGENE_IO_HDTV) {
|
|
dev->vin_buf = vmalloc(VIN_BUF_SIZE);
|
|
if (!dev->vin_buf)
|
|
return -ENOMEM;
|
|
dvb_ringbuffer_init(&dev->vin_rbuf, dev->vin_buf, VIN_BUF_SIZE);
|
|
}
|
|
dev->iomem = ioremap(pci_resource_start(dev->pci_dev, 0),
|
|
pci_resource_len(dev->pci_dev, 0));
|
|
if (!dev->iomem)
|
|
return -ENOMEM;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void ngene_init(struct ngene *dev)
|
|
{
|
|
int i;
|
|
|
|
tasklet_init(&dev->event_tasklet, event_tasklet, (unsigned long)dev);
|
|
|
|
memset_io(dev->iomem + 0xc000, 0x00, 0x220);
|
|
memset_io(dev->iomem + 0xc400, 0x00, 0x100);
|
|
|
|
for (i = 0; i < MAX_STREAM; i++) {
|
|
dev->channel[i].dev = dev;
|
|
dev->channel[i].number = i;
|
|
}
|
|
|
|
dev->fw_interface_version = 0;
|
|
|
|
ngwritel(0, NGENE_INT_ENABLE);
|
|
|
|
dev->icounts = ngreadl(NGENE_INT_COUNTS);
|
|
|
|
dev->device_version = ngreadl(DEV_VER) & 0x0f;
|
|
printk(KERN_INFO DEVICE_NAME ": Device version %d\n",
|
|
dev->device_version);
|
|
}
|
|
|
|
static int ngene_load_firm(struct ngene *dev)
|
|
{
|
|
u32 size;
|
|
const struct firmware *fw = NULL;
|
|
u8 *ngene_fw;
|
|
char *fw_name;
|
|
int err, version;
|
|
|
|
version = dev->card_info->fw_version;
|
|
|
|
switch (version) {
|
|
default:
|
|
case 15:
|
|
version = 15;
|
|
size = 23466;
|
|
fw_name = "ngene_15.fw";
|
|
dev->cmd_timeout_workaround = true;
|
|
break;
|
|
case 16:
|
|
size = 23498;
|
|
fw_name = "ngene_16.fw";
|
|
dev->cmd_timeout_workaround = true;
|
|
break;
|
|
case 17:
|
|
size = 24446;
|
|
fw_name = "ngene_17.fw";
|
|
dev->cmd_timeout_workaround = true;
|
|
break;
|
|
}
|
|
|
|
if (request_firmware(&fw, fw_name, &dev->pci_dev->dev) < 0) {
|
|
printk(KERN_ERR DEVICE_NAME
|
|
": Could not load firmware file %s.\n", fw_name);
|
|
printk(KERN_INFO DEVICE_NAME
|
|
": Copy %s to your hotplug directory!\n", fw_name);
|
|
return -1;
|
|
}
|
|
if (size != fw->size) {
|
|
printk(KERN_ERR DEVICE_NAME
|
|
": Firmware %s has invalid size!", fw_name);
|
|
err = -1;
|
|
} else {
|
|
printk(KERN_INFO DEVICE_NAME
|
|
": Loading firmware file %s.\n", fw_name);
|
|
ngene_fw = (u8 *) fw->data;
|
|
err = ngene_command_load_firmware(dev, ngene_fw, size);
|
|
}
|
|
|
|
release_firmware(fw);
|
|
|
|
return err;
|
|
}
|
|
|
|
static void ngene_stop(struct ngene *dev)
|
|
{
|
|
down(&dev->cmd_mutex);
|
|
i2c_del_adapter(&(dev->channel[0].i2c_adapter));
|
|
i2c_del_adapter(&(dev->channel[1].i2c_adapter));
|
|
ngwritel(0, NGENE_INT_ENABLE);
|
|
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);
|
|
free_irq(dev->pci_dev->irq, dev);
|
|
#ifdef CONFIG_PCI_MSI
|
|
if (dev->msi_enabled)
|
|
pci_disable_msi(dev->pci_dev);
|
|
#endif
|
|
}
|
|
|
|
static int ngene_start(struct ngene *dev)
|
|
{
|
|
int stat;
|
|
unsigned long flags;
|
|
int i;
|
|
|
|
pci_set_master(dev->pci_dev);
|
|
ngene_init(dev);
|
|
|
|
stat = request_irq(dev->pci_dev->irq, irq_handler,
|
|
IRQF_SHARED, "nGene",
|
|
(void *)dev);
|
|
if (stat < 0)
|
|
return stat;
|
|
|
|
init_waitqueue_head(&dev->cmd_wq);
|
|
init_waitqueue_head(&dev->tx_wq);
|
|
init_waitqueue_head(&dev->rx_wq);
|
|
sema_init(&dev->cmd_mutex, 1);
|
|
sema_init(&dev->stream_mutex, 1);
|
|
sema_init(&dev->pll_mutex, 1);
|
|
sema_init(&dev->i2c_switch_mutex, 1);
|
|
spin_lock_init(&dev->cmd_lock);
|
|
for (i = 0; i < MAX_STREAM; i++)
|
|
spin_lock_init(&dev->channel[i].state_lock);
|
|
ngwritel(1, TIMESTAMPS);
|
|
|
|
ngwritel(1, NGENE_INT_ENABLE);
|
|
|
|
stat = ngene_load_firm(dev);
|
|
if (stat < 0)
|
|
goto fail;
|
|
|
|
#ifdef CONFIG_PCI_MSI
|
|
/* enable MSI if kernel and card support it */
|
|
if (pci_msi_enabled() && dev->card_info->msi_supported) {
|
|
ngwritel(0, NGENE_INT_ENABLE);
|
|
free_irq(dev->pci_dev->irq, dev);
|
|
stat = pci_enable_msi(dev->pci_dev);
|
|
if (stat) {
|
|
printk(KERN_INFO DEVICE_NAME
|
|
": MSI not available\n");
|
|
flags = IRQF_SHARED;
|
|
} else {
|
|
flags = 0;
|
|
dev->msi_enabled = true;
|
|
}
|
|
stat = request_irq(dev->pci_dev->irq, irq_handler,
|
|
flags, "nGene", dev);
|
|
if (stat < 0)
|
|
goto fail2;
|
|
ngwritel(1, NGENE_INT_ENABLE);
|
|
}
|
|
#endif
|
|
|
|
stat = ngene_i2c_init(dev, 0);
|
|
if (stat < 0)
|
|
goto fail;
|
|
|
|
stat = ngene_i2c_init(dev, 1);
|
|
if (stat < 0)
|
|
goto fail;
|
|
|
|
if (dev->card_info->fw_version == 17) {
|
|
u8 tsin4_config[6] = {
|
|
3072 / 64, 3072 / 64, 0, 3072 / 64, 3072 / 64, 0};
|
|
u8 default_config[6] = {
|
|
4096 / 64, 4096 / 64, 0, 2048 / 64, 2048 / 64, 0};
|
|
u8 *bconf = default_config;
|
|
|
|
if (dev->card_info->io_type[3] == NGENE_IO_TSIN)
|
|
bconf = tsin4_config;
|
|
dprintk(KERN_DEBUG DEVICE_NAME ": FW 17 buffer config\n");
|
|
stat = ngene_command_config_free_buf(dev, bconf);
|
|
} else {
|
|
int bconf = BUFFER_CONFIG_4422;
|
|
if (dev->card_info->io_type[3] == NGENE_IO_TSIN)
|
|
bconf = BUFFER_CONFIG_3333;
|
|
stat = ngene_command_config_buf(dev, bconf);
|
|
}
|
|
if (!stat)
|
|
return stat;
|
|
|
|
/* otherwise error: fall through */
|
|
fail:
|
|
ngwritel(0, NGENE_INT_ENABLE);
|
|
free_irq(dev->pci_dev->irq, dev);
|
|
#ifdef CONFIG_PCI_MSI
|
|
fail2:
|
|
if (dev->msi_enabled)
|
|
pci_disable_msi(dev->pci_dev);
|
|
#endif
|
|
return stat;
|
|
}
|
|
|
|
|
|
|
|
|
|
/****************************************************************************/
|
|
/****************************************************************************/
|
|
/****************************************************************************/
|
|
|
|
static void release_channel(struct ngene_channel *chan)
|
|
{
|
|
struct dvb_demux *dvbdemux = &chan->demux;
|
|
struct ngene *dev = chan->dev;
|
|
struct ngene_info *ni = dev->card_info;
|
|
int io = ni->io_type[chan->number];
|
|
|
|
if (chan->dev->cmd_timeout_workaround && chan->running)
|
|
set_transfer(chan, 0);
|
|
|
|
tasklet_kill(&chan->demux_tasklet);
|
|
|
|
if (io & (NGENE_IO_TSIN | NGENE_IO_TSOUT)) {
|
|
if (chan->fe) {
|
|
dvb_unregister_frontend(chan->fe);
|
|
dvb_frontend_detach(chan->fe);
|
|
chan->fe = NULL;
|
|
}
|
|
dvbdemux->dmx.close(&dvbdemux->dmx);
|
|
dvbdemux->dmx.remove_frontend(&dvbdemux->dmx,
|
|
&chan->hw_frontend);
|
|
dvbdemux->dmx.remove_frontend(&dvbdemux->dmx,
|
|
&chan->mem_frontend);
|
|
dvb_dmxdev_release(&chan->dmxdev);
|
|
dvb_dmx_release(&chan->demux);
|
|
|
|
if (chan->number == 0 || !one_adapter)
|
|
dvb_unregister_adapter(&dev->adapter[chan->number]);
|
|
}
|
|
}
|
|
|
|
static int init_channel(struct ngene_channel *chan)
|
|
{
|
|
int ret = 0, nr = chan->number;
|
|
struct dvb_adapter *adapter = NULL;
|
|
struct dvb_demux *dvbdemux = &chan->demux;
|
|
struct ngene *dev = chan->dev;
|
|
struct ngene_info *ni = dev->card_info;
|
|
int io = ni->io_type[nr];
|
|
|
|
tasklet_init(&chan->demux_tasklet, demux_tasklet, (unsigned long)chan);
|
|
chan->users = 0;
|
|
chan->type = io;
|
|
chan->mode = chan->type; /* for now only one mode */
|
|
|
|
if (io & (NGENE_IO_TSIN | NGENE_IO_TSOUT)) {
|
|
if (nr >= STREAM_AUDIOIN1)
|
|
chan->DataFormatFlags = DF_SWAP32;
|
|
if (nr == 0 || !one_adapter || dev->first_adapter == NULL) {
|
|
adapter = &dev->adapter[nr];
|
|
ret = dvb_register_adapter(adapter, "nGene",
|
|
THIS_MODULE,
|
|
&chan->dev->pci_dev->dev,
|
|
adapter_nr);
|
|
if (ret < 0)
|
|
return ret;
|
|
if (dev->first_adapter == NULL)
|
|
dev->first_adapter = adapter;
|
|
} else {
|
|
adapter = dev->first_adapter;
|
|
}
|
|
|
|
ret = my_dvb_dmx_ts_card_init(dvbdemux, "SW demux",
|
|
ngene_start_feed,
|
|
ngene_stop_feed, chan);
|
|
ret = my_dvb_dmxdev_ts_card_init(&chan->dmxdev, &chan->demux,
|
|
&chan->hw_frontend,
|
|
&chan->mem_frontend, adapter);
|
|
}
|
|
|
|
if (io & NGENE_IO_TSIN) {
|
|
chan->fe = NULL;
|
|
if (ni->demod_attach[nr])
|
|
ni->demod_attach[nr](chan);
|
|
if (chan->fe) {
|
|
if (dvb_register_frontend(adapter, chan->fe) < 0) {
|
|
if (chan->fe->ops.release)
|
|
chan->fe->ops.release(chan->fe);
|
|
chan->fe = NULL;
|
|
}
|
|
}
|
|
if (chan->fe && ni->tuner_attach[nr])
|
|
if (ni->tuner_attach[nr] (chan) < 0) {
|
|
printk(KERN_ERR DEVICE_NAME
|
|
": Tuner attach failed on channel %d!\n",
|
|
nr);
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int init_channels(struct ngene *dev)
|
|
{
|
|
int i, j;
|
|
|
|
for (i = 0; i < MAX_STREAM; i++) {
|
|
dev->channel[i].number = i;
|
|
if (init_channel(&dev->channel[i]) < 0) {
|
|
for (j = i - 1; j >= 0; j--)
|
|
release_channel(&dev->channel[j]);
|
|
return -1;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* device probe/remove calls ************************************************/
|
|
/****************************************************************************/
|
|
|
|
void __devexit ngene_remove(struct pci_dev *pdev)
|
|
{
|
|
struct ngene *dev = (struct ngene *)pci_get_drvdata(pdev);
|
|
int i;
|
|
|
|
tasklet_kill(&dev->event_tasklet);
|
|
for (i = MAX_STREAM - 1; i >= 0; i--)
|
|
release_channel(&dev->channel[i]);
|
|
ngene_stop(dev);
|
|
ngene_release_buffers(dev);
|
|
pci_set_drvdata(pdev, NULL);
|
|
pci_disable_device(pdev);
|
|
}
|
|
|
|
int __devinit ngene_probe(struct pci_dev *pci_dev,
|
|
const struct pci_device_id *id)
|
|
{
|
|
struct ngene *dev;
|
|
int stat = 0;
|
|
|
|
if (pci_enable_device(pci_dev) < 0)
|
|
return -ENODEV;
|
|
|
|
dev = vmalloc(sizeof(struct ngene));
|
|
if (dev == NULL) {
|
|
stat = -ENOMEM;
|
|
goto fail0;
|
|
}
|
|
memset(dev, 0, sizeof(struct ngene));
|
|
|
|
dev->pci_dev = pci_dev;
|
|
dev->card_info = (struct ngene_info *)id->driver_data;
|
|
printk(KERN_INFO DEVICE_NAME ": Found %s\n", dev->card_info->name);
|
|
|
|
pci_set_drvdata(pci_dev, dev);
|
|
|
|
/* Alloc buffers and start nGene */
|
|
stat = ngene_get_buffers(dev);
|
|
if (stat < 0)
|
|
goto fail1;
|
|
stat = ngene_start(dev);
|
|
if (stat < 0)
|
|
goto fail1;
|
|
|
|
dev->i2c_current_bus = -1;
|
|
|
|
/* Register DVB adapters and devices for both channels */
|
|
if (init_channels(dev) < 0)
|
|
goto fail2;
|
|
|
|
return 0;
|
|
|
|
fail2:
|
|
ngene_stop(dev);
|
|
fail1:
|
|
ngene_release_buffers(dev);
|
|
fail0:
|
|
pci_disable_device(pci_dev);
|
|
pci_set_drvdata(pci_dev, NULL);
|
|
return stat;
|
|
}
|