From 579f1163cd5b2a3fd96ec5b84b18a071e7da3b6b Mon Sep 17 00:00:00 2001 From: Steven Toth Date: Sat, 8 Sep 2007 15:07:02 -0300 Subject: [PATCH] V4L/DVB (6195): Changes to support MPEG TS on VIDB Changes to support MPEG TS on VIDB Signed-off-by: Steven Toth Reviewed-by: Michael Krufky Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/cx23885/cx23885-core.c | 142 ++++++++++++--------- drivers/media/video/cx23885/cx23885.h | 7 + 2 files changed, 86 insertions(+), 63 deletions(-) diff --git a/drivers/media/video/cx23885/cx23885-core.c b/drivers/media/video/cx23885/cx23885-core.c index d155f5fb133c..553a72ae163a 100644 --- a/drivers/media/video/cx23885/cx23885-core.c +++ b/drivers/media/video/cx23885/cx23885-core.c @@ -100,12 +100,12 @@ struct sram_channel cx23885_sram_channels[] = { .cnt2_reg = DMA2_CNT2, }, [SRAM_CH03] = { - .name = "ch3", - .cmds_start = 0x0, - .ctrl_start = 0x0, - .cdt = 0x0, - .fifo_start = 0x0, - .fifo_size = 0x0, + .name = "TS1 B", + .cmds_start = 0x100A0, + .ctrl_start = 0x10780, + .cdt = 0x10400, + .fifo_start = 0x5000, + .fifo_size = 0x1000, .ptr1_reg = DMA3_PTR1, .ptr2_reg = DMA3_PTR2, .cnt1_reg = DMA3_CNT1, @@ -596,7 +596,7 @@ void cx23885_reset(struct cx23885_dev *dev) cx23885_sram_channel_setup(dev, &dev->sram_channels[ SRAM_CH01 ], 188*4, 0); cx23885_sram_channel_setup(dev, &dev->sram_channels[ SRAM_CH02 ], 128, 0); - cx23885_sram_channel_setup(dev, &dev->sram_channels[ SRAM_CH03 ], 128, 0); + cx23885_sram_channel_setup(dev, &dev->sram_channels[ SRAM_CH03 ], 188*4, 0); cx23885_sram_channel_setup(dev, &dev->sram_channels[ SRAM_CH04 ], 128, 0); cx23885_sram_channel_setup(dev, &dev->sram_channels[ SRAM_CH05 ], 128, 0); cx23885_sram_channel_setup(dev, &dev->sram_channels[ SRAM_CH06 ], 188*4, 0); @@ -679,6 +679,39 @@ static int cx23885_dev_setup(struct cx23885_dev *dev) atomic_inc(&dev->refcount); dev->nr = cx23885_devcount++; + sprintf(dev->name, "cx23885[%d]", dev->nr); + + mutex_lock(&devlist); + list_add_tail(&dev->devlist, &cx23885_devlist); + mutex_unlock(&devlist); + + /* Configure the internal memory */ + if(dev->pci->device == 0x8880) { + dev->bridge = CX23885_BRIDGE_887; + dev->sram_channels = cx23887_sram_channels; + } else + if(dev->pci->device == 0x8852) { + dev->bridge = CX23885_BRIDGE_885; + dev->sram_channels = cx23885_sram_channels; + } else + BUG(); + + dprintk(1, "%s() Memory configured for PCIe bridge type %d\n", + __FUNCTION__, dev->bridge); + + /* board config */ + dev->board = UNSET; + if (card[dev->nr] < cx23885_bcount) + dev->board = card[dev->nr]; + for (i = 0; UNSET == dev->board && i < cx23885_idcount; i++) + if (dev->pci->subsystem_vendor == cx23885_subids[i].subvendor && + dev->pci->subsystem_device == cx23885_subids[i].subdevice) + dev->board = cx23885_subids[i].card; + if (UNSET == dev->board) { + dev->board = CX23885_BOARD_UNKNOWN; + cx23885_card_list(dev); + } + dev->pci_bus = dev->pci->bus->number; dev->pci_slot = PCI_SLOT(dev->pci->devfn); dev->pci_irqmask = 0x001f00; @@ -717,38 +750,13 @@ static int cx23885_dev_setup(struct cx23885_dev *dev) spin_lock_init(&dev->ts2.slock); dev->ts2.dev = dev; dev->ts2.nr = 2; - dev->ts2.sram_chno = SRAM_CH06; + INIT_LIST_HEAD(&dev->ts2.mpegq.active); INIT_LIST_HEAD(&dev->ts2.mpegq.queued); dev->ts2.mpegq.timeout.function = cx23885_timeout; dev->ts2.mpegq.timeout.data = (unsigned long)&dev->ts2; init_timer(&dev->ts2.mpegq.timeout); - dev->ts2.reg_gpcnt = VID_C_GPCNT; - dev->ts2.reg_gpcnt_ctl = VID_C_GPCNT_CTL; - dev->ts2.reg_dma_ctl = VID_C_DMA_CTL; - dev->ts2.reg_lngth = VID_C_LNGTH; - dev->ts2.reg_hw_sop_ctrl = VID_C_HW_SOP_CTL; - dev->ts2.reg_gen_ctrl = VID_C_GEN_CTL; - dev->ts2.reg_bd_pkt_status = VID_C_BD_PKT_STATUS; - dev->ts2.reg_sop_status = VID_C_SOP_STATUS; - dev->ts2.reg_fifo_ovfl_stat = VID_C_FIFO_OVFL_STAT; - dev->ts2.reg_vld_misc = VID_C_VLD_MISC; - dev->ts2.reg_ts_clk_en = VID_C_TS_CLK_EN; - dev->ts2.reg_ts_int_msk = VID_C_INT_MSK; - - // FIXME: Make this board specific - dev->ts2.pci_irqmask = 0x04; /* TS Port 2 bit */ - dev->ts2.dma_ctl_val = 0x11; /* Enable RISC controller and Fifo */ - dev->ts2.ts_int_msk_val = 0x1111; /* TS port bits for RISC */ - dev->ts2.gen_ctrl_val = 0xc; /* Serial bus + punctured clock */ - dev->ts2.ts_clk_en_val = 0x1; /* Enable TS_CLK */ - - cx23885_risc_stopper(dev->pci, &dev->ts2.mpegq.stopper, - dev->ts2.reg_dma_ctl, dev->ts2.dma_ctl_val, 0x00); - - sprintf(dev->name, "cx23885[%d]", dev->nr); - if (get_resources(dev) < 0) { printk(KERN_ERR "CORE %s No more PCIe resources for " "subsystem: %04x:%04x\n", @@ -759,46 +767,18 @@ static int cx23885_dev_setup(struct cx23885_dev *dev) goto fail_free; } - mutex_lock(&devlist); - list_add_tail(&dev->devlist, &cx23885_devlist); - mutex_unlock(&devlist); - /* PCIe stuff */ dev->lmmio = ioremap(pci_resource_start(dev->pci,0), pci_resource_len(dev->pci,0)); dev->bmmio = (u8 __iomem *)dev->lmmio; - /* board config */ - dev->board = UNSET; - if (card[dev->nr] < cx23885_bcount) - dev->board = card[dev->nr]; - for (i = 0; UNSET == dev->board && i < cx23885_idcount; i++) - if (dev->pci->subsystem_vendor == cx23885_subids[i].subvendor && - dev->pci->subsystem_device == cx23885_subids[i].subdevice) - dev->board = cx23885_subids[i].card; - if (UNSET == dev->board) { - dev->board = CX23885_BOARD_UNKNOWN; - cx23885_card_list(dev); - } printk(KERN_INFO "CORE %s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", dev->name, dev->pci->subsystem_vendor, dev->pci->subsystem_device, cx23885_boards[dev->board].name, dev->board, card[dev->nr] == dev->board ? "insmod option" : "autodetected"); - /* Configure the internal memory */ - if(dev->pci->device == 0x8880) { - dev->bridge = CX23885_BRIDGE_887; - dev->sram_channels = cx23887_sram_channels; - } else - if(dev->pci->device == 0x8852) { - dev->bridge = CX23885_BRIDGE_885; - dev->sram_channels = cx23885_sram_channels; - } - dprintk(1, "%s() Memory configured for PCIe bridge type %d\n", - __FUNCTION__, dev->bridge); - cx23885_pci_quirks(dev); /* init hardware */ @@ -812,6 +792,38 @@ static int cx23885_dev_setup(struct cx23885_dev *dev) cx23885_card_setup(dev); cx23885_ir_init(dev); + switch (dev->board) { + default: + dev->ts2.reg_gpcnt = VID_C_GPCNT; + dev->ts2.reg_gpcnt_ctl = VID_C_GPCNT_CTL; + dev->ts2.reg_dma_ctl = VID_C_DMA_CTL; + dev->ts2.reg_lngth = VID_C_LNGTH; + dev->ts2.reg_hw_sop_ctrl = VID_C_HW_SOP_CTL; + dev->ts2.reg_gen_ctrl = VID_C_GEN_CTL; + dev->ts2.reg_bd_pkt_status = VID_C_BD_PKT_STATUS; + dev->ts2.reg_sop_status = VID_C_SOP_STATUS; + dev->ts2.reg_fifo_ovfl_stat = VID_C_FIFO_OVFL_STAT; + dev->ts2.reg_vld_misc = VID_C_VLD_MISC; + dev->ts2.reg_ts_clk_en = VID_C_TS_CLK_EN; + dev->ts2.reg_ts_int_msk = VID_C_INT_MSK; + dev->ts2.reg_src_sel = 0; + + // FIXME: Make this board specific + dev->ts2.pci_irqmask = 0x04; /* TS Port 2 bit */ + dev->ts2.dma_ctl_val = 0x11; /* Enable RISC controller and Fifo */ + dev->ts2.ts_int_msk_val = 0x1111; /* TS port bits for RISC */ + dev->ts2.gen_ctrl_val = 0xc; /* Serial bus + punctured clock */ + dev->ts2.ts_clk_en_val = 0x1; /* Enable TS_CLK */ + dev->ts2.src_sel_val = CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO; + + // Drive this from cards.c (portb/c) and move it outside of this switch + dev->ts2.sram_chno = SRAM_CH06; + } + + cx23885_risc_stopper(dev->pci, &dev->ts2.mpegq.stopper, + dev->ts2.reg_dma_ctl, dev->ts2.dma_ctl_val, 0x00); + + // FIXME: This should only be called if ts2 is being used, driven by cards.c if (cx23885_dvb_register(&dev->ts2) < 0) { printk(KERN_ERR "%s() Failed to register dvb adapters\n", __FUNCTION__); @@ -1026,13 +1038,17 @@ static int cx23885_start_dma(struct cx23885_tsport *port, udelay(100); + /* If the port supports SRC SELECT, configure it */ + if(port->reg_src_sel) + cx_write(port->reg_src_sel, port->src_sel_val); + cx_write(port->reg_hw_sop_ctrl, 0x47 << 16 | 188 << 4); cx_write(port->reg_ts_clk_en, port->ts_clk_en_val); cx_write(port->reg_vld_misc, 0x00); - cx_write(port->reg_gen_ctrl, port->gen_ctrl_val); udelay(100); + // NOTE: this is 2 (reserved) for portb, does it matter? /* reset counter to zero */ cx_write(port->reg_gpcnt_ctl, 3); q->count = 1; @@ -1047,7 +1063,7 @@ static int cx23885_start_dma(struct cx23885_tsport *port, cx_set(PCI_INT_MSK, dev->pci_irqmask | port->pci_irqmask); break; default: - printk(KERN_ERR "%s() error, default case", __FUNCTION__ ); + BUG(); } cx_set(DEV_CNTRL2, (1<<5)); /* Enable RISC controller */ diff --git a/drivers/media/video/cx23885/cx23885.h b/drivers/media/video/cx23885/cx23885.h index e44698a6bede..62b44f6d749f 100644 --- a/drivers/media/video/cx23885/cx23885.h +++ b/drivers/media/video/cx23885/cx23885.h @@ -68,6 +68,11 @@ enum cx23885_itype { CX23885_RADIO, }; +enum cx23885_src_sel_type { + CX23885_SRC_SEL_EXT_656_VIDEO = 0, + CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO +}; + /* buffer for one video frame */ struct cx23885_buffer { /* common v4l buffer stuff -- must be first */ @@ -162,6 +167,7 @@ struct cx23885_tsport { u32 reg_vld_misc; u32 reg_ts_clk_en; u32 reg_ts_int_msk; + u32 reg_src_sel; /* Default register vals */ int pci_irqmask; @@ -169,6 +175,7 @@ struct cx23885_tsport { u32 ts_int_msk_val; u32 gen_ctrl_val; u32 ts_clk_en_val; + u32 src_sel_val; }; struct cx23885_dev { -- GitLab