From 91b94366260fc4d960713c2e76e0fc874ff76992 Mon Sep 17 00:00:00 2001 From: Uwe Bugla Date: Sun, 29 Mar 2009 08:13:01 -0300 Subject: [PATCH] V4L/DVB (11288): Code cleanup (passes checkpatch now) of the b2c2-flexcop-drivers 2/2 This is the second part of the code cleanup changing the usb and pci-driver cores. Signed-off-by: Uwe Bugla Signed-off-by: Patrick Boettcher Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/b2c2/flexcop-pci.c | 164 ++++++------ drivers/media/dvb/b2c2/flexcop-usb.c | 368 +++++++++++++++------------ 2 files changed, 281 insertions(+), 251 deletions(-) diff --git a/drivers/media/dvb/b2c2/flexcop-pci.c b/drivers/media/dvb/b2c2/flexcop-pci.c index 84d2252045c..227c0200b70 100644 --- a/drivers/media/dvb/b2c2/flexcop-pci.c +++ b/drivers/media/dvb/b2c2/flexcop-pci.c @@ -1,9 +1,7 @@ /* - * This file is part of linux driver the digital TV devices equipped with B2C2 FlexcopII(b)/III - * - * flexcop-pci.c - covers the PCI part including DMA transfers. - * - * see flexcop.c for copyright information. + * Linux driver the digital TV devices equipped with B2C2 FlexcopII(b)/III + * flexcop-pci.c - covers the PCI part including DMA transfers + * see flexcop.c for copyright information */ #define FC_LOG_PREFIX "flexcop-pci" @@ -11,7 +9,8 @@ static int enable_pid_filtering = 1; module_param(enable_pid_filtering, int, 0444); -MODULE_PARM_DESC(enable_pid_filtering, "enable hardware pid filtering: supported values: 0 (fullts), 1"); +MODULE_PARM_DESC(enable_pid_filtering, + "enable hardware pid filtering: supported values: 0 (fullts), 1"); static int irq_chk_intv = 100; module_param(irq_chk_intv, int, 0644); @@ -26,17 +25,17 @@ MODULE_PARM_DESC(irq_chk_intv, "set the interval for IRQ streaming watchdog."); #define DEBSTATUS " (debugging is not enabled)" #endif -#define deb_info(args...) dprintk(0x01,args) -#define deb_reg(args...) dprintk(0x02,args) -#define deb_ts(args...) dprintk(0x04,args) -#define deb_irq(args...) dprintk(0x08,args) -#define deb_chk(args...) dprintk(0x10,args) +#define deb_info(args...) dprintk(0x01, args) +#define deb_reg(args...) dprintk(0x02, args) +#define deb_ts(args...) dprintk(0x04, args) +#define deb_irq(args...) dprintk(0x08, args) +#define deb_chk(args...) dprintk(0x10, args) static int debug; module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "set debug level (1=info,2=regs,4=TS,8=irqdma,16=check (|-able))." - DEBSTATUS); + DEBSTATUS); #define DRIVER_VERSION "0.1" #define DRIVER_NAME "Technisat/B2C2 FlexCop II/IIb/III Digital TV PCI Driver" @@ -51,30 +50,30 @@ struct flexcop_pci { void __iomem *io_mem; u32 irq; -/* buffersize (at least for DMA1, need to be % 188 == 0, - * this logic is required */ + /* 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 occured */ + u32 last_dma1_cur_pos; + /* position of the pointer last time the timer/packet irq occured */ int count; int count_prev; int stream_problem; spinlock_t irq_lock; - unsigned long last_irq; struct delayed_work irq_check_work; - struct flexcop_device *fc_dev; }; -static int lastwreg,lastwval,lastrreg,lastrval; +static int lastwreg, lastwval, lastrreg, lastrval; -static flexcop_ibi_value flexcop_pci_read_ibi_reg (struct flexcop_device *fc, flexcop_ibi_register r) +static flexcop_ibi_value flexcop_pci_read_ibi_reg(struct flexcop_device *fc, + flexcop_ibi_register r) { struct flexcop_pci *fc_pci = fc->bus_specific; flexcop_ibi_value v; @@ -82,19 +81,20 @@ static flexcop_ibi_value flexcop_pci_read_ibi_reg (struct flexcop_device *fc, fl if (lastrreg != r || lastrval != v.raw) { lastrreg = r; lastrval = v.raw; - deb_reg("new rd: %3x: %08x\n",r,v.raw); + deb_reg("new rd: %3x: %08x\n", r, v.raw); } return v; } -static int flexcop_pci_write_ibi_reg(struct flexcop_device *fc, flexcop_ibi_register r, flexcop_ibi_value v) +static int flexcop_pci_write_ibi_reg(struct flexcop_device *fc, + flexcop_ibi_register r, flexcop_ibi_value v) { struct flexcop_pci *fc_pci = fc->bus_specific; if (lastwreg != r || lastwval != v.raw) { lastwreg = r; lastwval = v.raw; - deb_reg("new wr: %3x: %08x\n",r,v.raw); + deb_reg("new wr: %3x: %08x\n", r, v.raw); } writel(v.raw, fc_pci->io_mem + r); @@ -117,12 +117,12 @@ static void flexcop_pci_irq_check_work(struct work_struct *work) spin_lock_irq(&fc->demux.lock); list_for_each_entry(feed, &fc->demux.feed_list, - list_head) { + list_head) { flexcop_pid_feed_control(fc, feed, 0); } list_for_each_entry(feed, &fc->demux.feed_list, - list_head) { + list_head) { flexcop_pid_feed_control(fc, feed, 1); } spin_unlock_irq(&fc->demux.lock); @@ -150,11 +150,10 @@ static irqreturn_t flexcop_pci_isr(int irq, void *dev_id) 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); + spin_lock_irqsave(&fc_pci->irq_lock, flags); + v = fc->read_ibi_reg(fc, irq_20c); - /* errors */ + /* errors */ if (v.irq_20c.Data_receiver_error) deb_chk("data receiver error\n"); if (v.irq_20c.Continuity_error_flag) @@ -165,24 +164,29 @@ static irqreturn_t flexcop_pci_isr(int irq, void *dev_id) deb_chk("Transport error\n"); if ((fc_pci->count % 1000) == 0) - deb_chk("%d valid irq took place so far\n",fc_pci->count); + 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 == 0) - flexcop_pass_dmx_packets(fc_pci->fc_dev,fc_pci->dma[0].cpu_addr0,fc_pci->dma[0].size / 188); + flexcop_pass_dmx_packets(fc_pci->fc_dev, + fc_pci->dma[0].cpu_addr0, + fc_pci->dma[0].size / 188); else - flexcop_pass_dmx_packets(fc_pci->fc_dev,fc_pci->dma[0].cpu_addr1,fc_pci->dma[0].size / 188); + flexcop_pass_dmx_packets(fc_pci->fc_dev, + fc_pci->dma[0].cpu_addr1, + fc_pci->dma[0].size / 188); deb_irq("page change to page: %d\n",!fc_pci->active_dma1_addr); fc_pci->active_dma1_addr = !fc_pci->active_dma1_addr; - } else if (v.irq_20c.DMA1_Timer_Status == 1) { /* 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 */ + } else if (v.irq_20c.DMA1_Timer_Status == 1) { dma_addr_t cur_addr = fc->read_ibi_reg(fc,dma1_008).dma_0x8.dma_cur_addr << 2; u32 cur_pos = cur_addr - fc_pci->dma[0].dma_addr0; - deb_irq("%u irq: %08x cur_addr: %llx: cur_pos: %08x, last_cur_pos: %08x ", + deb_irq("%u irq: %08x cur_addr: %llx: cur_pos: %08x, " + "last_cur_pos: %08x ", jiffies_to_usecs(jiffies - fc_pci->last_irq), v.raw, (unsigned long long)cur_addr, cur_pos, fc_pci->last_dma1_cur_pos); @@ -192,30 +196,36 @@ static irqreturn_t flexcop_pci_isr(int irq, void *dev_id) * pass the data from last_cur_pos to the buffer end to the demux */ if (cur_pos < fc_pci->last_dma1_cur_pos) { - deb_irq(" end was reached: passing %d bytes ",(fc_pci->dma[0].size*2 - 1) - fc_pci->last_dma1_cur_pos); + deb_irq(" end was reached: passing %d bytes ", + (fc_pci->dma[0].size*2 - 1) - + fc_pci->last_dma1_cur_pos); flexcop_pass_dmx_data(fc_pci->fc_dev, - fc_pci->dma[0].cpu_addr0 + fc_pci->last_dma1_cur_pos, - (fc_pci->dma[0].size*2) - fc_pci->last_dma1_cur_pos); + fc_pci->dma[0].cpu_addr0 + + fc_pci->last_dma1_cur_pos, + (fc_pci->dma[0].size*2) - + fc_pci->last_dma1_cur_pos); fc_pci->last_dma1_cur_pos = 0; } if (cur_pos > fc_pci->last_dma1_cur_pos) { - deb_irq(" passing %d bytes ",cur_pos - fc_pci->last_dma1_cur_pos); + deb_irq(" passing %d bytes ", + cur_pos - fc_pci->last_dma1_cur_pos); flexcop_pass_dmx_data(fc_pci->fc_dev, - fc_pci->dma[0].cpu_addr0 + fc_pci->last_dma1_cur_pos, - cur_pos - fc_pci->last_dma1_cur_pos); + fc_pci->dma[0].cpu_addr0 + + fc_pci->last_dma1_cur_pos, + cur_pos - fc_pci->last_dma1_cur_pos); } deb_irq("\n"); fc_pci->last_dma1_cur_pos = cur_pos; fc_pci->count++; } else { - deb_irq("isr for flexcop called, apparently without reason (%08x)\n",v.raw); + deb_irq("isr for flexcop called, " + "apparently without reason (%08x)\n", v.raw); ret = IRQ_NONE; } - spin_unlock_irqrestore(&fc_pci->irq_lock,flags); - + spin_unlock_irqrestore(&fc_pci->irq_lock, flags); return ret; } @@ -223,52 +233,48 @@ static int flexcop_pci_stream_control(struct flexcop_device *fc, int onoff) { struct flexcop_pci *fc_pci = fc->bus_specific; if (onoff) { - flexcop_dma_config(fc,&fc_pci->dma[0],FC_DMA_1); - flexcop_dma_config(fc,&fc_pci->dma[1],FC_DMA_2); - - flexcop_dma_config_timer(fc,FC_DMA_1,0); - - flexcop_dma_xfer_control(fc,FC_DMA_1,FC_DMA_SUBADDR_0 | FC_DMA_SUBADDR_1,1); + flexcop_dma_config(fc, &fc_pci->dma[0], FC_DMA_1); + flexcop_dma_config(fc, &fc_pci->dma[1], FC_DMA_2); + flexcop_dma_config_timer(fc, FC_DMA_1, 0); + flexcop_dma_xfer_control(fc, FC_DMA_1, + FC_DMA_SUBADDR_0 | FC_DMA_SUBADDR_1, 1); deb_irq("DMA xfer enabled\n"); fc_pci->last_dma1_cur_pos = 0; - flexcop_dma_control_timer_irq(fc,FC_DMA_1,1); + flexcop_dma_control_timer_irq(fc, FC_DMA_1, 1); deb_irq("IRQ enabled\n"); - fc_pci->count_prev = fc_pci->count; - -// fc_pci->active_dma1_addr = 0; -// flexcop_dma_control_size_irq(fc,FC_DMA_1,1); - } else { - flexcop_dma_control_timer_irq(fc,FC_DMA_1,0); + flexcop_dma_control_timer_irq(fc, FC_DMA_1, 0); deb_irq("IRQ disabled\n"); -// flexcop_dma_control_size_irq(fc,FC_DMA_1,0); - - flexcop_dma_xfer_control(fc,FC_DMA_1,FC_DMA_SUBADDR_0 | FC_DMA_SUBADDR_1,0); + flexcop_dma_xfer_control(fc, FC_DMA_1, + FC_DMA_SUBADDR_0 | FC_DMA_SUBADDR_1, 0); deb_irq("DMA xfer disabled\n"); } - return 0; } static int flexcop_pci_dma_init(struct flexcop_pci *fc_pci) { int ret; - if ((ret = flexcop_dma_allocate(fc_pci->pdev,&fc_pci->dma[0],FC_DEFAULT_DMA1_BUFSIZE)) != 0) + ret = flexcop_dma_allocate(fc_pci->pdev, &fc_pci->dma[0], + FC_DEFAULT_DMA1_BUFSIZE); + if (ret != 0) return ret; - if ((ret = flexcop_dma_allocate(fc_pci->pdev,&fc_pci->dma[1],FC_DEFAULT_DMA2_BUFSIZE)) != 0) { + ret = flexcop_dma_allocate(fc_pci->pdev, &fc_pci->dma[1], + FC_DEFAULT_DMA2_BUFSIZE); + if (ret != 0) { flexcop_dma_free(&fc_pci->dma[0]); return ret; } - flexcop_sram_set_dest(fc_pci->fc_dev,FC_SRAM_DEST_MEDIA | FC_SRAM_DEST_NET, FC_SRAM_DEST_TARGET_DMA1); - flexcop_sram_set_dest(fc_pci->fc_dev,FC_SRAM_DEST_CAO | FC_SRAM_DEST_CAI, FC_SRAM_DEST_TARGET_DMA2); - + flexcop_sram_set_dest(fc_pci->fc_dev, FC_SRAM_DEST_MEDIA | + FC_SRAM_DEST_NET, FC_SRAM_DEST_TARGET_DMA1); + flexcop_sram_set_dest(fc_pci->fc_dev, FC_SRAM_DEST_CAO | + FC_SRAM_DEST_CAI, FC_SRAM_DEST_TARGET_DMA2); fc_pci->init_state |= FC_PCI_DMA_INIT; - return ret; } @@ -291,12 +297,8 @@ static int flexcop_pci_init(struct flexcop_pci *fc_pci) if ((ret = pci_enable_device(fc_pci->pdev)) != 0) return ret; - pci_set_master(fc_pci->pdev); - /* enable interrupts */ - // pci_write_config_dword(pdev, 0x6c, 0x8000); - if ((ret = pci_request_regions(fc_pci->pdev, DRIVER_NAME)) != 0) goto err_pci_disable_device; @@ -339,8 +341,8 @@ static void flexcop_pci_exit(struct flexcop_pci *fc_pci) fc_pci->init_state &= ~FC_PCI_INIT; } - -static int flexcop_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) +static int flexcop_pci_probe(struct pci_dev *pdev, + const struct pci_device_id *ent) { struct flexcop_device *fc; struct flexcop_pci *fc_pci; @@ -351,7 +353,7 @@ static int flexcop_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e return -ENOMEM; } -/* general flexcop init */ + /* general flexcop init */ fc_pci = fc->bus_specific; fc_pci->fc_dev = fc; @@ -359,7 +361,6 @@ static int flexcop_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e fc->write_ibi_reg = flexcop_pci_write_ibi_reg; fc->i2c_request = flexcop_i2c_request; fc->get_mac_addr = flexcop_eeprom_check_mac_addr; - fc->stream_control = flexcop_pci_stream_control; if (enable_pid_filtering) @@ -369,29 +370,29 @@ static int flexcop_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e fc->pid_filtering = enable_pid_filtering; fc->bus_type = FC_PCI; - fc->dev = &pdev->dev; fc->owner = THIS_MODULE; -/* bus specific part */ + /* bus specific part */ fc_pci->pdev = pdev; if ((ret = flexcop_pci_init(fc_pci)) != 0) goto err_kfree; -/* init flexcop */ + /* init flexcop */ if ((ret = flexcop_device_initialize(fc)) != 0) goto err_pci_exit; -/* init dma */ + /* init dma */ if ((ret = flexcop_pci_dma_init(fc_pci)) != 0) goto err_fc_exit; INIT_DELAYED_WORK(&fc_pci->irq_check_work, flexcop_pci_irq_check_work); - if (irq_chk_intv > 0) - schedule_delayed_work(&fc_pci->irq_check_work, - msecs_to_jiffies(irq_chk_intv < 100 ? 100 : irq_chk_intv)); - + if (irq_chk_intv > 0) + schedule_delayed_work(&fc_pci->irq_check_work, + msecs_to_jiffies(irq_chk_intv < 100 ? + 100 : + irq_chk_intv)); return ret; err_fc_exit: @@ -421,7 +422,6 @@ static void flexcop_pci_remove(struct pci_dev *pdev) static struct pci_device_id flexcop_pci_tbl[] = { { PCI_DEVICE(0x13d0, 0x2103) }, -/* { PCI_DEVICE(0x13d0, 0x2200) }, ? */ { }, }; diff --git a/drivers/media/dvb/b2c2/flexcop-usb.c b/drivers/media/dvb/b2c2/flexcop-usb.c index ae0d76a5d51..bedcfb67162 100644 --- a/drivers/media/dvb/b2c2/flexcop-usb.c +++ b/drivers/media/dvb/b2c2/flexcop-usb.c @@ -1,11 +1,8 @@ /* - * This file is part of linux driver the digital TV devices equipped with B2C2 FlexcopII(b)/III - * - * flexcop-usb.c - covers the USB part. - * - * see flexcop.c for copyright information. + * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III + * flexcop-usb.c - covers the USB part + * see flexcop.c for copyright information */ - #define FC_LOG_PREFIX "flexcop_usb" #include "flexcop-usb.h" #include "flexcop-common.h" @@ -18,42 +15,47 @@ /* debug */ #ifdef CONFIG_DVB_B2C2_FLEXCOP_DEBUG #define dprintk(level,args...) \ - do { if ((debug & level)) { printk(args); } } while (0) -#define debug_dump(b,l,method) {\ + do { if ((debug & level)) printk(args); } while (0) + +#define debug_dump(b, l, method) do {\ int i; \ - for (i = 0; i < l; i++) method("%02x ", b[i]); \ - method("\n");\ -} + for (i = 0; i < l; i++) \ + method("%02x ", b[i]); \ + method("\n"); \ +} while (0) #define DEBSTATUS "" #else -#define dprintk(level,args...) -#define debug_dump(b,l,method) +#define dprintk(level, args...) +#define debug_dump(b, l, method) #define DEBSTATUS " (debugging is not enabled)" #endif static int debug; module_param(debug, int, 0644); -MODULE_PARM_DESC(debug, "set debugging level (1=info,ts=2,ctrl=4,i2c=8,v8mem=16 (or-able))." DEBSTATUS); +MODULE_PARM_DESC(debug, "set debugging level (1=info,ts=2," + "ctrl=4,i2c=8,v8mem=16 (or-able))." DEBSTATUS); #undef DEBSTATUS -#define deb_info(args...) dprintk(0x01,args) -#define deb_ts(args...) dprintk(0x02,args) -#define deb_ctrl(args...) dprintk(0x04,args) -#define deb_i2c(args...) dprintk(0x08,args) -#define deb_v8(args...) dprintk(0x10,args) +#define deb_info(args...) dprintk(0x01, args) +#define deb_ts(args...) dprintk(0x02, args) +#define deb_ctrl(args...) dprintk(0x04, args) +#define deb_i2c(args...) dprintk(0x08, args) +#define deb_v8(args...) dprintk(0x10, args) /* JLP 111700: we will include the 1 bit gap between the upper and lower 3 bits * in the IBI address, to make the V8 code simpler. - * PCI ADDRESS FORMAT: 0x71C -> 0000 0111 0001 1100 (these are the six bits used) + * PCI ADDRESS FORMAT: 0x71C -> 0000 0111 0001 1100 (the six bits used) * in general: 0000 0HHH 000L LL00 * IBI ADDRESS FORMAT: RHHH BLLL * * where R is the read(1)/write(0) bit, B is the busy bit * and HHH and LLL are the two sets of three bits from the PCI address. */ -#define B2C2_FLEX_PCIOFFSET_TO_INTERNALADDR(usPCI) (u8) (((usPCI >> 2) & 0x07) + ((usPCI >> 4) & 0x70)) -#define B2C2_FLEX_INTERNALADDR_TO_PCIOFFSET(ucAddr) (u16) (((ucAddr & 0x07) << 2) + ((ucAddr & 0x70) << 4)) +#define B2C2_FLEX_PCIOFFSET_TO_INTERNALADDR(usPCI) (u8) \ + (((usPCI >> 2) & 0x07) + ((usPCI >> 4) & 0x70)) +#define B2C2_FLEX_INTERNALADDR_TO_PCIOFFSET(ucAddr) (u16) \ + (((ucAddr & 0x07) << 2) + ((ucAddr & 0x70) << 4)) /* * DKT 020228 @@ -69,12 +71,13 @@ static int flexcop_usb_readwrite_dw(struct flexcop_device *fc, u16 wRegOffsPCI, struct flexcop_usb *fc_usb = fc->bus_specific; u8 request = read ? B2C2_USB_READ_REG : B2C2_USB_WRITE_REG; u8 request_type = (read ? USB_DIR_IN : USB_DIR_OUT) | USB_TYPE_VENDOR; - u8 wAddress = B2C2_FLEX_PCIOFFSET_TO_INTERNALADDR(wRegOffsPCI) | (read ? 0x80 : 0); + u8 wAddress = B2C2_FLEX_PCIOFFSET_TO_INTERNALADDR(wRegOffsPCI) | + (read ? 0x80 : 0); int len = usb_control_msg(fc_usb->udev, read ? B2C2_USB_CTRL_PIPE_IN : B2C2_USB_CTRL_PIPE_OUT, request, - request_type, /* 0xc0 read or 0x40 write*/ + request_type, /* 0xc0 read or 0x40 write */ wAddress, 0, val, @@ -82,55 +85,49 @@ static int flexcop_usb_readwrite_dw(struct flexcop_device *fc, u16 wRegOffsPCI, B2C2_WAIT_FOR_OPERATION_RDW * HZ); if (len != sizeof(u32)) { - err("error while %s dword from %d (%d).",read ? "reading" : "writing", - wAddress,wRegOffsPCI); + err("error while %s dword from %d (%d).", read ? "reading" : + "writing", wAddress, wRegOffsPCI); return -EIO; } return 0; } - /* * DKT 010817 - add support for V8 memory read/write and flash update */ static int flexcop_usb_v8_memory_req(struct flexcop_usb *fc_usb, flexcop_usb_request_t req, u8 page, u16 wAddress, - u8 *pbBuffer,u32 buflen) + u8 *pbBuffer, u32 buflen) { -// u8 dwRequestType; u8 request_type = USB_TYPE_VENDOR; u16 wIndex; - int nWaitTime,pipe,len; - + int nWaitTime, pipe, len; wIndex = page << 8; switch (req) { - case B2C2_USB_READ_V8_MEM: - nWaitTime = B2C2_WAIT_FOR_OPERATION_V8READ; - request_type |= USB_DIR_IN; -// dwRequestType = (u8) RTYPE_READ_V8_MEMORY; - pipe = B2C2_USB_CTRL_PIPE_IN; + case B2C2_USB_READ_V8_MEM: + nWaitTime = B2C2_WAIT_FOR_OPERATION_V8READ; + request_type |= USB_DIR_IN; + pipe = B2C2_USB_CTRL_PIPE_IN; break; - case B2C2_USB_WRITE_V8_MEM: - wIndex |= pbBuffer[0]; - request_type |= USB_DIR_OUT; - nWaitTime = B2C2_WAIT_FOR_OPERATION_V8WRITE; -// dwRequestType = (u8) RTYPE_WRITE_V8_MEMORY; - pipe = B2C2_USB_CTRL_PIPE_OUT; + case B2C2_USB_WRITE_V8_MEM: + wIndex |= pbBuffer[0]; + request_type |= USB_DIR_OUT; + nWaitTime = B2C2_WAIT_FOR_OPERATION_V8WRITE; + pipe = B2C2_USB_CTRL_PIPE_OUT; break; - case B2C2_USB_FLASH_BLOCK: - request_type |= USB_DIR_OUT; - nWaitTime = B2C2_WAIT_FOR_OPERATION_V8FLASH; -// dwRequestType = (u8) RTYPE_WRITE_V8_FLASH; - pipe = B2C2_USB_CTRL_PIPE_OUT; + case B2C2_USB_FLASH_BLOCK: + request_type |= USB_DIR_OUT; + nWaitTime = B2C2_WAIT_FOR_OPERATION_V8FLASH; + pipe = B2C2_USB_CTRL_PIPE_OUT; break; - default: - deb_info("unsupported request for v8_mem_req %x.\n",req); + default: + deb_info("unsupported request for v8_mem_req %x.\n", req); return -EINVAL; } - deb_v8("v8mem: %02x %02x %04x %04x, len: %d\n",request_type,req, - wAddress,wIndex,buflen); + deb_v8("v8mem: %02x %02x %04x %04x, len: %d\n", request_type, req, + wAddress, wIndex, buflen); - len = usb_control_msg(fc_usb->udev,pipe, + len = usb_control_msg(fc_usb->udev, pipe, req, request_type, wAddress, @@ -139,39 +136,53 @@ static int flexcop_usb_v8_memory_req(struct flexcop_usb *fc_usb, buflen, nWaitTime * HZ); - debug_dump(pbBuffer,len,deb_v8); - + debug_dump(pbBuffer, len, deb_v8); return len == buflen ? 0 : -EIO; } #define bytes_left_to_read_on_page(paddr,buflen) \ - ((V8_MEMORY_PAGE_SIZE - (paddr & V8_MEMORY_PAGE_MASK)) > buflen \ - ? buflen : (V8_MEMORY_PAGE_SIZE - (paddr & V8_MEMORY_PAGE_MASK))) + ((V8_MEMORY_PAGE_SIZE - (paddr & V8_MEMORY_PAGE_MASK)) > buflen \ + ? buflen : (V8_MEMORY_PAGE_SIZE - (paddr & V8_MEMORY_PAGE_MASK))) -static int flexcop_usb_memory_req(struct flexcop_usb *fc_usb,flexcop_usb_request_t req, - flexcop_usb_mem_page_t page_start, u32 addr, int extended, u8 *buf, u32 len) +static int flexcop_usb_memory_req(struct flexcop_usb *fc_usb, + flexcop_usb_request_t req, flexcop_usb_mem_page_t page_start, + u32 addr, int extended, u8 *buf, u32 len) { int i,ret = 0; u16 wMax; u32 pagechunk = 0; switch(req) { - case B2C2_USB_READ_V8_MEM: wMax = USB_MEM_READ_MAX; break; - case B2C2_USB_WRITE_V8_MEM: wMax = USB_MEM_WRITE_MAX; break; - case B2C2_USB_FLASH_BLOCK: wMax = USB_FLASH_MAX; break; - default: - return -EINVAL; + case B2C2_USB_READ_V8_MEM: + wMax = USB_MEM_READ_MAX; + break; + case B2C2_USB_WRITE_V8_MEM: + wMax = USB_MEM_WRITE_MAX; + break; + case B2C2_USB_FLASH_BLOCK: + wMax = USB_FLASH_MAX; + break; + default: + return -EINVAL; break; } for (i = 0; i < len;) { - pagechunk = wMax < bytes_left_to_read_on_page(addr,len) ? wMax : bytes_left_to_read_on_page(addr,len); - deb_info("%x\n",(addr & V8_MEMORY_PAGE_MASK) | (V8_MEMORY_EXTENDED*extended)); - if ((ret = flexcop_usb_v8_memory_req(fc_usb,req, - page_start + (addr / V8_MEMORY_PAGE_SIZE), /* actual page */ - (addr & V8_MEMORY_PAGE_MASK) | (V8_MEMORY_EXTENDED*extended), - &buf[i],pagechunk)) < 0) + pagechunk = + wMax < bytes_left_to_read_on_page(addr, len) ? + wMax : + bytes_left_to_read_on_page(addr, len); + deb_info("%x\n", + (addr & V8_MEMORY_PAGE_MASK) | + (V8_MEMORY_EXTENDED*extended)); + + ret = flexcop_usb_v8_memory_req(fc_usb, req, + page_start + (addr / V8_MEMORY_PAGE_SIZE), + (addr & V8_MEMORY_PAGE_MASK) | + (V8_MEMORY_EXTENDED*extended), + &buf[i], pagechunk); + + if (ret < 0) return ret; - addr += pagechunk; len -= pagechunk; } @@ -180,8 +191,9 @@ static int flexcop_usb_memory_req(struct flexcop_usb *fc_usb,flexcop_usb_request static int flexcop_usb_get_mac_addr(struct flexcop_device *fc, int extended) { - return flexcop_usb_memory_req(fc->bus_specific,B2C2_USB_READ_V8_MEM, - V8_MEMORY_PAGE_FLASH,0x1f010,1,fc->dvb_adapter.proposed_mac,6); + return flexcop_usb_memory_req(fc->bus_specific, B2C2_USB_READ_V8_MEM, + V8_MEMORY_PAGE_FLASH, 0x1f010, 1, + fc->dvb_adapter.proposed_mac, 6); } #if 0 @@ -191,11 +203,8 @@ static int flexcop_usb_utility_req(struct flexcop_usb *fc_usb, int set, { u16 wValue; u8 request_type = (set ? USB_DIR_OUT : USB_DIR_IN) | USB_TYPE_VENDOR; -// u8 dwRequestType = (u8) RTYPE_GENERIC, int nWaitTime = 2, - pipe = set ? B2C2_USB_CTRL_PIPE_OUT : B2C2_USB_CTRL_PIPE_IN, - len; - + pipe = set ? B2C2_USB_CTRL_PIPE_OUT : B2C2_USB_CTRL_PIPE_IN, len; wValue = (func << 8) | extra; len = usb_control_msg(fc_usb->udev,pipe, @@ -218,36 +227,35 @@ static int flexcop_usb_i2c_req(struct flexcop_i2c_adapter *i2c, struct flexcop_usb *fc_usb = i2c->fc->bus_specific; u16 wValue, wIndex; int nWaitTime,pipe,len; -// u8 dwRequestType; u8 request_type = USB_TYPE_VENDOR; switch (func) { - case USB_FUNC_I2C_WRITE: - case USB_FUNC_I2C_MULTIWRITE: - case USB_FUNC_I2C_REPEATWRITE: + case USB_FUNC_I2C_WRITE: + case USB_FUNC_I2C_MULTIWRITE: + case USB_FUNC_I2C_REPEATWRITE: /* DKT 020208 - add this to support special case of DiSEqC */ - case USB_FUNC_I2C_CHECKWRITE: - pipe = B2C2_USB_CTRL_PIPE_OUT; - nWaitTime = 2; -// dwRequestType = (u8) RTYPE_GENERIC; - request_type |= USB_DIR_OUT; + case USB_FUNC_I2C_CHECKWRITE: + pipe = B2C2_USB_CTRL_PIPE_OUT; + nWaitTime = 2; + request_type |= USB_DIR_OUT; break; - case USB_FUNC_I2C_READ: - case USB_FUNC_I2C_REPEATREAD: - pipe = B2C2_USB_CTRL_PIPE_IN; - nWaitTime = 2; -// dwRequestType = (u8) RTYPE_GENERIC; - request_type |= USB_DIR_IN; + case USB_FUNC_I2C_READ: + case USB_FUNC_I2C_REPEATREAD: + pipe = B2C2_USB_CTRL_PIPE_IN; + nWaitTime = 2; + request_type |= USB_DIR_IN; break; - default: - deb_info("unsupported function for i2c_req %x\n",func); - return -EINVAL; + default: + deb_info("unsupported function for i2c_req %x\n", func); + return -EINVAL; } wValue = (func << 8) | (i2c->port << 4); wIndex = (chipaddr << 8 ) | addr; - deb_i2c("i2c %2d: %02x %02x %02x %02x %02x %02x\n",func,request_type,req, - wValue & 0xff, wValue >> 8, wIndex & 0xff, wIndex >> 8); + deb_i2c("i2c %2d: %02x %02x %02x %02x %02x %02x\n", + func, request_type, req, + wValue & 0xff, wValue >> 8, + wIndex & 0xff, wIndex >> 8); len = usb_control_msg(fc_usb->udev,pipe, req, @@ -257,44 +265,49 @@ static int flexcop_usb_i2c_req(struct flexcop_i2c_adapter *i2c, buf, buflen, nWaitTime * HZ); - return len == buflen ? 0 : -EREMOTEIO; } -/* actual bus specific access functions, make sure prototype are/will be equal to pci */ -static flexcop_ibi_value flexcop_usb_read_ibi_reg(struct flexcop_device *fc, flexcop_ibi_register reg) +/* actual bus specific access functions, + make sure prototype are/will be equal to pci */ +static flexcop_ibi_value flexcop_usb_read_ibi_reg(struct flexcop_device *fc, + flexcop_ibi_register reg) { flexcop_ibi_value val; val.raw = 0; - flexcop_usb_readwrite_dw(fc,reg, &val.raw, 1); + flexcop_usb_readwrite_dw(fc, reg, &val.raw, 1); return val; } -static int flexcop_usb_write_ibi_reg(struct flexcop_device *fc, flexcop_ibi_register reg, flexcop_ibi_value val) +static int flexcop_usb_write_ibi_reg(struct flexcop_device *fc, + flexcop_ibi_register reg, flexcop_ibi_value val) { - return flexcop_usb_readwrite_dw(fc,reg, &val.raw, 0); + return flexcop_usb_readwrite_dw(fc, reg, &val.raw, 0); } static int flexcop_usb_i2c_request(struct flexcop_i2c_adapter *i2c, - flexcop_access_op_t op, u8 chipaddr, u8 addr, u8 *buf, u16 len) + flexcop_access_op_t op, u8 chipaddr, u8 addr, u8 *buf, u16 len) { if (op == FC_READ) return flexcop_usb_i2c_req(i2c, B2C2_USB_I2C_REQUEST, - USB_FUNC_I2C_READ, chipaddr, addr, buf, len); + USB_FUNC_I2C_READ, chipaddr, addr, buf, len); else return flexcop_usb_i2c_req(i2c, B2C2_USB_I2C_REQUEST, - USB_FUNC_I2C_WRITE, chipaddr, addr, buf, len); + USB_FUNC_I2C_WRITE, chipaddr, addr, buf, len); } -static void flexcop_usb_process_frame(struct flexcop_usb *fc_usb, u8 *buffer, int buffer_length) +static void flexcop_usb_process_frame(struct flexcop_usb *fc_usb, + u8 *buffer, int buffer_length) { u8 *b; int l; - deb_ts("tmp_buffer_length=%d, buffer_length=%d\n", fc_usb->tmp_buffer_length, buffer_length); + deb_ts("tmp_buffer_length=%d, buffer_length=%d\n", + fc_usb->tmp_buffer_length, buffer_length); if (fc_usb->tmp_buffer_length > 0) { - memcpy(fc_usb->tmp_buffer+fc_usb->tmp_buffer_length, buffer, buffer_length); + memcpy(fc_usb->tmp_buffer+fc_usb->tmp_buffer_length, buffer, + buffer_length); fc_usb->tmp_buffer_length += buffer_length; b = fc_usb->tmp_buffer; l = fc_usb->tmp_buffer_length; @@ -304,23 +317,26 @@ static void flexcop_usb_process_frame(struct flexcop_usb *fc_usb, u8 *buffer, in } while (l >= 190) { - if (*b == 0xff) + if (*b == 0xff) { switch (*(b+1) & 0x03) { - case 0x01: /* media packet */ - if ( *(b+2) == 0x47 ) - flexcop_pass_dmx_packets(fc_usb->fc_dev, b+2, 1); - else - deb_ts("not ts packet %02x %02x %02x %02x \n", *(b+2), *(b+3), *(b+4), *(b+5) ); - - b += 190; - l -= 190; + case 0x01: /* media packet */ + if (*(b+2) == 0x47) + flexcop_pass_dmx_packets( + fc_usb->fc_dev, b+2, 1); + else + deb_ts( + "not ts packet %02x %02x %02x %02x \n", + *(b+2), *(b+3), + *(b+4), *(b+5)); + b += 190; + l -= 190; break; - default: - deb_ts("wrong packet type\n"); - l = 0; + default: + deb_ts("wrong packet type\n"); + l = 0; break; } - else { + } else { deb_ts("wrong header\n"); l = 0; } @@ -337,23 +353,26 @@ static void flexcop_usb_urb_complete(struct urb *urb) int i; if (urb->actual_length > 0) - deb_ts("urb completed, bufsize: %d actlen; %d\n",urb->transfer_buffer_length, urb->actual_length); + deb_ts("urb completed, bufsize: %d actlen; %d\n", + urb->transfer_buffer_length, urb->actual_length); for (i = 0; i < urb->number_of_packets; i++) { if (urb->iso_frame_desc[i].status < 0) { - err("iso frame descriptor %d has an error: %d\n",i,urb->iso_frame_desc[i].status); + err("iso frame descriptor %d has an error: %d\n", i, + urb->iso_frame_desc[i].status); } else if (urb->iso_frame_desc[i].actual_length > 0) { - deb_ts("passed %d bytes to the demux\n",urb->iso_frame_desc[i].actual_length); + deb_ts("passed %d bytes to the demux\n", + urb->iso_frame_desc[i].actual_length); flexcop_usb_process_frame(fc_usb, - urb->transfer_buffer + urb->iso_frame_desc[i].offset, + urb->transfer_buffer + + urb->iso_frame_desc[i].offset, urb->iso_frame_desc[i].actual_length); - } + } urb->iso_frame_desc[i].status = 0; urb->iso_frame_desc[i].actual_length = 0; } - usb_submit_urb(urb,GFP_ATOMIC); } @@ -374,35 +393,47 @@ static void flexcop_usb_transfer_exit(struct flexcop_usb *fc_usb) } if (fc_usb->iso_buffer != NULL) - pci_free_consistent(NULL,fc_usb->buffer_size, fc_usb->iso_buffer, fc_usb->dma_addr); + pci_free_consistent(NULL, + fc_usb->buffer_size, fc_usb->iso_buffer, + fc_usb->dma_addr); } static int flexcop_usb_transfer_init(struct flexcop_usb *fc_usb) { - u16 frame_size = le16_to_cpu(fc_usb->uintf->cur_altsetting->endpoint[0].desc.wMaxPacketSize); - int bufsize = B2C2_USB_NUM_ISO_URB * B2C2_USB_FRAMES_PER_ISO * frame_size,i,j,ret; + u16 frame_size = le16_to_cpu( + fc_usb->uintf->cur_altsetting->endpoint[0].desc.wMaxPacketSize); + int bufsize = B2C2_USB_NUM_ISO_URB * B2C2_USB_FRAMES_PER_ISO * + frame_size, i, j, ret; int buffer_offset = 0; - deb_ts("creating %d iso-urbs with %d frames each of %d bytes size = %d.\n", - B2C2_USB_NUM_ISO_URB, B2C2_USB_FRAMES_PER_ISO, frame_size,bufsize); + deb_ts("creating %d iso-urbs with %d frames " + "each of %d bytes size = %d.\n", B2C2_USB_NUM_ISO_URB, + B2C2_USB_FRAMES_PER_ISO, frame_size, bufsize); - fc_usb->iso_buffer = pci_alloc_consistent(NULL,bufsize,&fc_usb->dma_addr); + fc_usb->iso_buffer = pci_alloc_consistent(NULL, + bufsize, &fc_usb->dma_addr); if (fc_usb->iso_buffer == NULL) return -ENOMEM; + memset(fc_usb->iso_buffer, 0, bufsize); fc_usb->buffer_size = bufsize; /* creating iso urbs */ - for (i = 0; i < B2C2_USB_NUM_ISO_URB; i++) - if (!(fc_usb->iso_urb[i] = usb_alloc_urb(B2C2_USB_FRAMES_PER_ISO,GFP_ATOMIC))) { + for (i = 0; i < B2C2_USB_NUM_ISO_URB; i++) { + fc_usb->iso_urb[i] = usb_alloc_urb(B2C2_USB_FRAMES_PER_ISO, + GFP_ATOMIC); + if (fc_usb->iso_urb[i] == NULL) { ret = -ENOMEM; goto urb_error; } + } + /* initialising and submitting iso urbs */ for (i = 0; i < B2C2_USB_NUM_ISO_URB; i++) { int frame_offset = 0; struct urb *urb = fc_usb->iso_urb[i]; - deb_ts("initializing and submitting urb no. %d (buf_offset: %d).\n",i,buffer_offset); + deb_ts("initializing and submitting urb no. %d " + "(buf_offset: %d).\n", i, buffer_offset); urb->dev = fc_usb->udev; urb->context = fc_usb; @@ -416,26 +447,26 @@ static int flexcop_usb_transfer_init(struct flexcop_usb *fc_usb) buffer_offset += frame_size * B2C2_USB_FRAMES_PER_ISO; for (j = 0; j < B2C2_USB_FRAMES_PER_ISO; j++) { - deb_ts("urb no: %d, frame: %d, frame_offset: %d\n",i,j,frame_offset); + deb_ts("urb no: %d, frame: %d, frame_offset: %d\n", + i, j, frame_offset); urb->iso_frame_desc[j].offset = frame_offset; urb->iso_frame_desc[j].length = frame_size; frame_offset += frame_size; } if ((ret = usb_submit_urb(fc_usb->iso_urb[i],GFP_ATOMIC))) { - err("submitting urb %d failed with %d.",i,ret); + err("submitting urb %d failed with %d.", i, ret); goto urb_error; } deb_ts("submitted urb no. %d.\n",i); } -/* SRAM */ - - flexcop_sram_set_dest(fc_usb->fc_dev,FC_SRAM_DEST_MEDIA | FC_SRAM_DEST_NET | - FC_SRAM_DEST_CAO | FC_SRAM_DEST_CAI, FC_SRAM_DEST_TARGET_WAN_USB); - flexcop_wan_set_speed(fc_usb->fc_dev,FC_WAN_SPEED_8MBITS); - flexcop_sram_ctrl(fc_usb->fc_dev,1,1,1); - + /* SRAM */ + flexcop_sram_set_dest(fc_usb->fc_dev, FC_SRAM_DEST_MEDIA | + FC_SRAM_DEST_NET | FC_SRAM_DEST_CAO | FC_SRAM_DEST_CAI, + FC_SRAM_DEST_TARGET_WAN_USB); + flexcop_wan_set_speed(fc_usb->fc_dev, FC_WAN_SPEED_8MBITS); + flexcop_sram_ctrl(fc_usb->fc_dev, 1, 1, 1); return 0; urb_error: @@ -448,20 +479,20 @@ static int flexcop_usb_init(struct flexcop_usb *fc_usb) /* use the alternate setting with the larges buffer */ usb_set_interface(fc_usb->udev,0,1); switch (fc_usb->udev->speed) { - case USB_SPEED_LOW: - err("cannot handle USB speed because it is to sLOW."); - return -ENODEV; - break; - case USB_SPEED_FULL: - info("running at FULL speed."); - break; - case USB_SPEED_HIGH: - info("running at HIGH speed."); - break; - case USB_SPEED_UNKNOWN: /* fall through */ - default: - err("cannot handle USB speed because it is unkown."); - return -ENODEV; + case USB_SPEED_LOW: + err("cannot handle USB speed because it is too slow."); + return -ENODEV; + break; + case USB_SPEED_FULL: + info("running at FULL speed."); + break; + case USB_SPEED_HIGH: + info("running at HIGH speed."); + break; + case USB_SPEED_UNKNOWN: /* fall through */ + default: + err("cannot handle USB speed because it is unknown."); + return -ENODEV; } usb_set_intfdata(fc_usb->uintf, fc_usb); return 0; @@ -485,7 +516,7 @@ static int flexcop_usb_probe(struct usb_interface *intf, return -ENOMEM; } -/* general flexcop init */ + /* general flexcop init */ fc_usb = fc->bus_specific; fc_usb->fc_dev = fc; @@ -502,21 +533,21 @@ static int flexcop_usb_probe(struct usb_interface *intf, fc->dev = &udev->dev; fc->owner = THIS_MODULE; -/* bus specific part */ + /* bus specific part */ fc_usb->udev = udev; fc_usb->uintf = intf; if ((ret = flexcop_usb_init(fc_usb)) != 0) goto err_kfree; -/* init flexcop */ + /* init flexcop */ if ((ret = flexcop_device_initialize(fc)) != 0) goto err_usb_exit; -/* xfer init */ + /* xfer init */ if ((ret = flexcop_usb_transfer_init(fc_usb)) != 0) goto err_fc_exit; - info("%s successfully initialized and connected.",DRIVER_NAME); + info("%s successfully initialized and connected.", DRIVER_NAME); return 0; err_fc_exit: @@ -535,12 +566,12 @@ static void flexcop_usb_disconnect(struct usb_interface *intf) flexcop_device_exit(fc_usb->fc_dev); flexcop_usb_exit(fc_usb); flexcop_device_kfree(fc_usb->fc_dev); - info("%s successfully deinitialized and disconnected.",DRIVER_NAME); + info("%s successfully deinitialized and disconnected.", DRIVER_NAME); } static struct usb_device_id flexcop_usb_table [] = { - { USB_DEVICE(0x0af7, 0x0101) }, - { } + { USB_DEVICE(0x0af7, 0x0101) }, + { } }; MODULE_DEVICE_TABLE (usb, flexcop_usb_table); @@ -557,10 +588,9 @@ static int __init flexcop_usb_module_init(void) { int result; if ((result = usb_register(&flexcop_usb_driver))) { - err("usb_register failed. (%d)",result); + err("usb_register failed. (%d)", result); return result; } - return 0; } -- 2.41.1