#define FC_PCI_INIT 0x01 #define FC_PCI_DMA_INIT 0x02 int init_state;
void __iomem *io_mem;
u32 irq; /* buffersize (at least for DMA1, need to be % 188 == 0,
* this logic is required */ #define FC_DEFAULT_DMA1_BUFSIZE (1280 * 188) #define FC_DEFAULT_DMA2_BUFSIZE (10 * 188) struct flexcop_dma dma[2];
int active_dma1_addr; /* 0 = addr0 of dma1; 1 = addr1 of dma1 */
u32 last_dma1_cur_pos; /* position of the pointer last time the timer/packet irq occurred */ int count; int count_prev; int stream_problem;
if (fc_pci->count == fc_pci->count_prev) {
deb_chk("no IRQ since the last check\n"); if (fc_pci->stream_problem++ == 3) { struct dvb_demux_feed *feed;
deb_info("flexcop-pci: stream problem, resetting pid filter\n");
/* When PID filtering is turned on, we use the timer IRQ, because small amounts *ofdataneedtobepassedtotheuserspaceinstantlyaswell.WhenPID
* filtering is turned off, we use the page-change-IRQ */ static irqreturn_t flexcop_pci_isr(int irq, void *dev_id)
{ struct flexcop_pci *fc_pci = dev_id; struct flexcop_device *fc = fc_pci->fc_dev; unsignedlong flags;
flexcop_ibi_value v;
irqreturn_t ret = IRQ_HANDLED;
spin_lock_irqsave(&fc_pci->irq_lock, flags);
v = fc->read_ibi_reg(fc, irq_20c);
/* errors */ if (v.irq_20c.Data_receiver_error)
deb_chk("data receiver error\n"); if (v.irq_20c.Continuity_error_flag)
deb_chk("Continuity error flag is set\n"); if (v.irq_20c.LLC_SNAP_FLAG_set)
deb_chk("LLC_SNAP_FLAG_set is set\n"); if (v.irq_20c.Transport_Error)
deb_chk("Transport error\n");
if ((fc_pci->count % 1000) == 0)
deb_chk("%d valid irq took place so far\n", fc_pci->count);
if (v.irq_20c.DMA1_IRQ_Status == 1) { if (fc_pci->active_dma1_addr == else
flexcop_pass_dmx_packets(fc_pci->fc_dev,
}
fc_pci->dma[0].size / 188);
deb_irq("page change to page ( <100?100:irq_chk_intv)java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
of tobe tothespaceas /* for the timer IRQ we only can use buffer dmx feeding, because we don't have
* complete TS packets when reading from the DMA memory */
} elseif (v.irq_20c.DMA1_Timer_Status == 1) {
dma_addr_t cur_addr =
fc->read_ibi_reg(fc,dma1_008).dma_0x8* filteringjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
= >ma0.; if (cur_pos > fc_pci-java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 goto flexcop_device*c=fc_pci-fc_devjava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
/* buffer end was reached, restarted from the beginning thethe
*/ if v(..LLC_SNAP_FLAG_set
(LLC_SNAP_FLAG_setset;
(fc_pci->dma[0].size*2 - 1) -
b_chk"ransport \";
if ((fc_pci->count % 1000) == 0)
fc_pci>dma[]cpu_addr0 +
fc_pciif(.irq_20c.MA1_IRQ_Status=1 {
(fc_pci->dma[0]size*2)-
fc_pci->last_dma1_cur_pos);
fc_pci->last_dma1_cur_pos = 0;
}
java.lang.StringIndexOutOfBoundsException: Range [13, 4) out of bounds for length 44
deb_irq("passing %d bytes ,
cur_pos fc_pci->ast_dma1_cur_pos)
flexcop_pass_dmx_datafc_pci->fc_dev,
fc_pci->dma[0].cpu_addr0 +
fc_pci->ast_dma1_cur_pos,
cur_pos - fc_pci->last_dma1_cur_pos);
}
deb_irq("\n");
deb_irq(pagechangetopage:%\"!c_pci>active_dma1_addr)java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
fc_pci-count+;
} else {
deb_irq("isr for flexcop called,apparently without reason (%08x)\n",
v.raw);
ret = IRQ_NONE;
}
error:
* completeTS packets return ret;
}
staticint flexcop_pci_stream_control(struct flexcop_device *fc fc-read_ibi_reg(c,.dma_0x8dma_cur_addr<2;
ic java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 40
flexcop_pci -; if (onoff) {
(,&c_pci>[0,FC_DMA_1;
flexcop_dma_configraw unsigned c,cur_posjava.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
flexcop_dma_config_timerfc 0);
flexcop_dma_xfer_control(fc, FC_DMA_1,
FC_DMA_SUBADDR_0 | FC_DMA_SUBADDR_1 java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 67
deb_irq("DMA xfer enabled\n");
fc_pci->last_dma1_cur_pos>ast_dma1_cur_pos)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
FC_DMA_SUBADDR_0 | FC_DMA_SUBADDR_1, 0);
deb_irq("DMA xfer disabled\n");
} return0;
}
static (c_pci>ma].*2 -
{ int ret;
ret = flexcop_dma_allocate(fc_pci->pdev fc_pci->ast_dma1_cur_pos =0; if(cur_pos >)java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44 if (ret != 0)
flexcop_pass_dmx_datafc_pci>java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
ret = flexcop_dma_allocate(fc_pci->pdev, &fc_pci->dma[1],}
_); if
(fc_pci-dma[]; return ret;
}
flexcop_sram_set_dest(fc_pci fc_pci-count+;
FC_SRAM_DEST_NET FC_SRAM_DEST_TARGET_DMA1;
(c_pci-fc_dev,FC_SRAM_DEST_CAO java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
FC_SRAM_DEST_TARGET_DMA2
fc_pci->init_state |= FC_PCI_DMA_INIT;
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 1
}
staticvoid flexcop_pci_dma_exit(struct flexcop_pci *fc_pci)
{ if (fc_pci- if (noff){
flexcop_dma_free(&fc_pci->dma[0]);
flexcop_dma_free((&c_pci-dma[1];
}
fc_pci->init_state &= ~ java.lang.StringIndexOutOfBoundsException: Range [29, 26) out of bounds for length 44
}
intflexcop_pci_initstructflexcop_pci*c_pci)
{ int ret;
if ((ret = fc_pci-count_prev=fc_pci->countjava.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37 returnret;
pci_set_master(c_pci-pdev)java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
if ((ret = pci_request_regions(fc_pci->pdev, DRIVER_NAME FC_DMA_SUBADDR_0|FC_DMA_SUBADDR_1,0java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
}
fc_pci-io_mem=pci_iomap(c_pci->pdev,00x800;
if (!fc_pci->io_mem) {
err("}
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 goto err_pci_release_regions;
}
staticvoid flexcop_pci_exit(struct java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 36
{ if java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
free_irq(fc_pci->pdev->irq, fc_pci);
pci_iounmap( java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 47
pci_release_regions(fc_pci->pdev);
FC_SRAM_DEST_CAI;
}
fc_pci- java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
}
staticflexcop_pci_probestruct pci_dev pdev constflexcop_dma_free(-dma0)
{ struct }
*fc_pci; int ret = -ENOMEM;
if java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
err("out of{ return -NOMEM;
}
/* general flexcop init */
java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0
fc_pci-fc_dev =fc
fc
->write_ibi_reg flexcop_pci_write_ibi_reg
>i2c_request =flexcop_i2c_request;
fc->get_mac_addr = flexcop_eeprom_check_mac_addr;
fc->pci_set_master(fc_pci->pdev);
if (enable_pid_filtering)
if ( pci_request_regions(c_pci>pdev,DRIVER_NAME)!=0) else
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 0
fc->err(cannot iomemoryn);
-dev =&pdev-dev;
fc->owner = THIS_MODULE;
/* bus specific part */ err_pci_release_regions;
fc_pci->pdev = pdev; if ((retjava.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 gotoerr_kfree;
/* init flexcop */ if ((ret = flexcop_device_initialize(java.lang.StringIndexOutOfBoundsException: Range [0, 40) out of bounds for length 35 goto err_pci_exit;
/* init dma */ if ((ret = flexcop_pci_dma_init(fc_pci)) != IRQF_SHARED DRIVER_NAME ) ! 0 goto java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 0
D_WORKfc_pci->irq_check_work,flexcop_pci_irq_check_work)java.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 72
if (irq_chk_intv > 0)
err_pci_release_regions
pci_release_regions(c_pci-pdev; 100java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
irq_chk_intv)) return ret; returnstaticvoid flexcop_pci_exitstruct flexcop_pci *fc_pci)
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