From 8e99c33d08ec605133693a9b61f22c0495fc2866 Mon Sep 17 00:00:00 2001 From: Marek Belisko Date: Sat, 16 Oct 2010 22:37:26 +0200 Subject: [PATCH] staging: ft1000: Remove dead code from ft1000_hw.c Signed-off-by: Marek Belisko Signed-off-by: Greg Kroah-Hartman --- drivers/staging/ft1000/ft1000-usb/ft1000_hw.c | 267 +----------------- 1 file changed, 5 insertions(+), 262 deletions(-) diff --git a/drivers/staging/ft1000/ft1000-usb/ft1000_hw.c b/drivers/staging/ft1000/ft1000-usb/ft1000_hw.c index 2f19b0e7f7a8..e160e606cb0e 100644 --- a/drivers/staging/ft1000/ft1000-usb/ft1000_hw.c +++ b/drivers/staging/ft1000/ft1000-usb/ft1000_hw.c @@ -16,10 +16,6 @@ #include #include "ft1000_usb.h" #include -//#include //aelias [-] reason : file moved -//#include //aelias [+] reason : file moved -//#include -//#include #define HARLEY_READ_REGISTER 0x0 #define HARLEY_WRITE_REGISTER 0x01 @@ -41,14 +37,6 @@ static int ft1000_start_xmit(struct sk_buff *skb, struct net_device *dev); static int ft1000_open (struct net_device *dev); static struct net_device_stats *ft1000_netdev_stats(struct net_device *dev); static int ft1000_chkcard (struct ft1000_device *dev); -/* -static const struct net_device_ops ft1000net_ops = { - .ndo_start_xmit = ft1000_start_xmit, - .ndo_get_stats = ft1000_netdev_stats, - .ndo_open = ft1000_open, - .ndo_stop = ft1000_close, -}; -*/ //Jim @@ -75,7 +63,6 @@ static void ft1000_control_complete(struct urb *urb) DEBUG("NULL ft1000dev->dev, failure\n"); return ; } - //spin_lock(&ft1000dev->device_lock); if(waitqueue_active(&ft1000dev->control_wait)) { @@ -83,7 +70,6 @@ static void ft1000_control_complete(struct urb *urb) } //DEBUG("FT1000_CONTROL_COMPLETE RETURNED\n"); - //spin_unlock(&ft1000dev->device_lock); } //--------------------------------------------------------------------------- @@ -550,14 +536,9 @@ static void card_reset_dsp (struct ft1000_device *ft1000dev, BOOLEAN value) { DEBUG("Activate DSP\n"); status = ft1000_read_register(ft1000dev, &tempword, FT1000_REG_RESET); -#if 1 - tempword |= DSP_ENCRYPTED; - tempword &= ~DSP_UNENCRYPTED; -#else - tempword |= DSP_UNENCRYPTED; - tempword &= ~DSP_ENCRYPTED; -#endif - status = ft1000_write_register(ft1000dev, tempword, FT1000_REG_RESET); + tempword |= DSP_ENCRYPTED; + tempword &= ~DSP_UNENCRYPTED; + status = ft1000_write_register(ft1000dev, tempword, FT1000_REG_RESET); status = ft1000_read_register(ft1000dev, &tempword, FT1000_REG_RESET); tempword &= ~EFUSE_MEM_DISABLE; tempword &= ~DSP_RESET_BIT; @@ -589,16 +570,9 @@ void CardSendCommand(struct ft1000_device *ft1000dev, void *ptempbuffer, int siz DEBUG("CardSendCommand: enter CardSendCommand... size=%d\n", size); commandbuf =(unsigned char*) kmalloc(size+2, GFP_KERNEL); - //memset((void*)commandbuf, 0, size+2); memcpy((void*)commandbuf+2, (void*)ptempbuffer, size); //DEBUG("CardSendCommand: Command Send\n"); - /*** - for (i=0; ipFt1000Dev; - u16 tempword; - DEBUG("ft1000_hw: ft1000_disable_interrupts()\n"); - ft1000_write_register (ft1000dev, ISR_MASK_ALL, FT1000_REG_SUP_IMASK); - ft1000_read_register (ft1000dev, &tempword, FT1000_REG_SUP_IMASK); - DEBUG("ft1000_hw:ft1000_disable_interrupts:current interrupt enable mask = 0x%x\n", tempword); - info->InterruptsEnabled = FALSE; -} - -//--------------------------------------------------------------------------- -// -// Function: ft1000_enable_interrupts -// Descripton: This function will enable interrupts base on the current interrupt mask. -// Input: -// dev - device structure -// Output: -// None. -// -//--------------------------------------------------------------------------- -static void ft1000_enable_interrupts(struct net_device *dev) { - FT1000_INFO *info = netdev_priv(dev); - struct ft1000_device *ft1000dev = info->pFt1000Dev; - u16 tempword; - - DEBUG("ft1000_hw:ft1000_enable_interrupts()\n"); - ft1000_write_register (ft1000dev, info->CurrentInterruptEnableMask, FT1000_REG_SUP_IMASK); - ft1000_read_register (ft1000dev, &tempword, FT1000_REG_SUP_IMASK); - DEBUG("ft1000_hw:ft1000_enable_interrupts:current interrupt enable mask = 0x%x\n", tempword); - info->InterruptsEnabled = TRUE; -} -*/ //--------------------------------------------------------------------------- // @@ -797,7 +727,6 @@ static int ft1000_reset_card (struct net_device *dev) info->fCondResetPend = 1; info->CardReady = 0; info->fProvComplete = 0; - //ft1000_disable_interrupts(dev); // Make sure we free any memory reserve for provisioning while (list_empty(&info->prov_list) == 0) { @@ -814,76 +743,6 @@ static int ft1000_reset_card (struct net_device *dev) info->DSPResetNum++; -#if 0 - DEBUG("ft1000_hw:ft1000_reset_card:resetting ASIC and DSP\n"); - ft1000_write_register (ft1000dev, (DSP_RESET_BIT | ASIC_RESET_BIT), FT1000_REG_RESET ); - - - // Copy DSP session record into info block if this is not a coldstart - //if (ft1000_card_present == 1) { - spin_lock_irqsave(&info->dpram_lock, flags); - - ft1000_write_register(ft1000dev, FT1000_DPRAM_MAG_RX_BASE, FT1000_REG_DPRAM_ADDR); - for (i=0;iDSPSess.MagRec[i] = inl(dev->base_addr+FT1000_REG_MAG_DPDATA); - ft1000_read_dpram32(ft1000dev, FT1000_REG_MAG_DPDATA, (PCHAR)&(info->DSPSess.MagRec[i]), 4); - } - - spin_unlock_irqrestore(&info->dpram_lock, flags); - //} - info->squeseqnum = 0; - - DEBUG("ft1000_hw:ft1000_reset_card:resetting ASIC\n"); - mdelay(10); - //reset ASIC - ft1000_reset_asic(dev); - - info->DSPResetNum++; - - DEBUG("ft1000_hw:ft1000_reset_card:downloading dsp image\n"); - - - // Put dsp in reset and take ASIC out of reset - DEBUG("ft1000_hw:ft1000_reset_card:Put DSP in reset and take ASIC out of reset\n"); - ft1000_write_register (ft1000dev, DSP_RESET_BIT, FT1000_REG_RESET); - - // Setting MAGNEMITE ASIC to big endian mode - ft1000_write_register (ft1000dev, HOST_INTF_BE, FT1000_REG_SUP_CTRL); - - // Take DSP out of reset - - ft1000_read_register(ft1000dev, &tempword, FT1000_REG_RESET); - tempword |= DSP_ENCRYPTED; - tempword &= ~DSP_UNENCRYPTED; - ft1000_write_register(ft1000dev, tempword, FT1000_REG_RESET); - tempword &= ~EFUSE_MEM_DISABLE; - ft1000_write_register(ft1000dev, tempword, FT1000_REG_RESET); - tempword &= ~DSP_RESET_BIT; - ft1000_write_register(ft1000dev, tempword, FT1000_REG_RESET); - - - // FLARION_DSP_ACTIVE; - mdelay(10); - DEBUG("ft1000_hw:ft1000_reset_card:Take DSP out of reset\n"); - - // Wait for 0xfefe indicating dsp ready before starting download - for (i=0; i<50; i++) { - //tempword = ft1000_read_dpram_mag_16(dev, FT1000_MAG_DPRAM_FEFE, FT1000_MAG_DPRAM_FEFE_INDX); - ft1000_read_dpram32 (ft1000dev, FT1000_MAG_DPRAM_FEFE_INDX, (PUCHAR)&templong, 4); - if (tempword == 0xfefe) { - break; - } - mdelay(20); - } - - if (i==50) { - DEBUG("ft1000_hw:ft1000_reset_card:No FEFE detected from DSP\n"); - return FALSE; - } - - -#endif - DEBUG("ft1000_hw:ft1000_reset_card: call dsp_reload\n"); dsp_reload(ft1000dev); @@ -900,7 +759,6 @@ static int ft1000_reset_card (struct net_device *dev) info->CardReady = 1; - //ft1000_enable_interrupts(dev); info->fCondResetPend = 0; return TRUE; @@ -955,7 +813,6 @@ u16 init_ft1000_netdev(struct ft1000_device *ft1000dev) return -ENOMEM; } - //pInfo = (PFT1000_INFO)netdev->priv; pInfo = (FT1000_INFO *) netdev_priv (netdev); //DEBUG("init_ft1000_netdev: gFt1000Info=%x, netdev=%x, ft1000dev=%x\n", gFt1000Info, netdev, ft1000dev); @@ -990,7 +847,6 @@ u16 init_ft1000_netdev(struct ft1000_device *ft1000dev) else { //not the first inserted card, increase card number by 1 - /*gCardIndex ++;*/ pInfo->CardNumber = gCardIndex; /*DEBUG("card number = %d\n", pInfo->CardNumber);*/ //mbelian } @@ -1035,9 +891,6 @@ u16 init_ft1000_netdev(struct ft1000_device *ft1000dev) netdev->stop = &ft1000_close; #endif - //netif_stop_queue(netdev); //mbelian - - ft1000dev->net = netdev; @@ -1131,19 +984,6 @@ int reg_ft1000_netdev(struct ft1000_device *ft1000dev, struct usb_interface *int //Create character device, implemented by Jim ft1000_CreateDevice(ft1000dev); - //INIT_LIST_HEAD(&pInfo->prov_list); - - - //hard code MAC address for now -/** - netdev->dev_addr[0] = 0; - netdev->dev_addr[1] = 7; - netdev->dev_addr[2] = 0x35; - netdev->dev_addr[3] = 0x84; - netdev->dev_addr[4] = 0; - netdev->dev_addr[5] = 0x20 + pInfo->CardNumber; -**/ - DEBUG ("reg_ft1000_netdev returned\n"); pInfo->CardReady = 1; @@ -1177,14 +1017,12 @@ static void ft1000_usb_transmit_complete(struct urb *urb) struct ft1000_device *ft1000dev = urb->context; //DEBUG("ft1000_usb_transmit_complete entered\n"); -// Jim spin_lock(&ft1000dev->device_lock); if (urb->status) printk("%s: TX status %d\n", ft1000dev->net->name, urb->status); netif_wake_queue(ft1000dev->net); -//Jim spin_unlock(&ft1000dev->device_lock); //DEBUG("Return from ft1000_usb_transmit_complete\n"); } @@ -1221,11 +1059,6 @@ static int ft1000_read_fifo_reg(struct ft1000_device *ft1000dev,unsigned int pip spin_lock(&ft1000dev->device_lock); - /*DECLARE_WAITQUEUE(wait, current); - struct urb *urb; - struct usb_ctrlrequest *dr; - int status;*/ - if(in_interrupt()) { spin_unlock(&ft1000dev->device_lock); @@ -1256,7 +1089,6 @@ static int ft1000_read_fifo_reg(struct ft1000_device *ft1000dev,unsigned int pip init_waitqueue_head(&ft1000dev->control_wait); - //current->state = TASK_INTERRUPTIBLE; //mbelian set_current_state(TASK_INTERRUPTIBLE); add_wait_queue(&ft1000dev->control_wait, &wait); @@ -1337,12 +1169,10 @@ static inline u16 ft1000_read_fifo_len (struct net_device *dev) u16 temp; u16 ret; - //FT1000_INFO *info = (PFT1000_INFO)dev->priv; FT1000_INFO *info = (FT1000_INFO *) netdev_priv (dev); struct ft1000_device *ft1000dev = info->pFt1000Dev; // DEBUG("ft1000_read_fifo_len: enter ft1000dev %x\n", ft1000dev); //aelias [-] reason: warning: format ???%x??? expects type ???unsigned int???, but argument 2 has type ???struct ft1000_device *??? DEBUG("ft1000_read_fifo_len: enter ft1000dev %p\n", ft1000dev); //aelias [+] reason: up - //ft1000_read_register(ft1000dev, &temp, FT1000_REG_MAG_UFSR); ret = STATUS_SUCCESS; @@ -1405,45 +1235,6 @@ static int ft1000_copy_down_pkt (struct net_device *netdev, u8 *packet, u16 len) //DEBUG("ft1000_copy_down_pkt() entered, len = %d\n", len); -#if 0 - // Check if there is room on the FIFO - if ( len > ft1000_read_fifo_len (netdev) ) - { - udelay(10); - if ( len > ft1000_read_fifo_len (netdev) ) - { - udelay(20); - } - - if ( len > ft1000_read_fifo_len (netdev) ) - { - udelay(20); - } - - if ( len > ft1000_read_fifo_len (netdev) ) - { - udelay(20); - } - - if ( len > ft1000_read_fifo_len (netdev) ) - { - udelay(20); - } - - if ( len > ft1000_read_fifo_len (netdev) ) - { - udelay(20); - } - - if ( len > ft1000_read_fifo_len (netdev) ) - { - DEBUG("ft1000_hw:ft1000_copy_down_pkt:Transmit FIFO is fulli - pkt drop\n"); - pInfo->stats.tx_errors++; - return STATUS_SUCCESS; - } - } -#endif - count = sizeof(struct pseudo_hdr) + len; if(count > MAX_BUF_SIZE) { @@ -1472,8 +1263,6 @@ static int ft1000_copy_down_pkt (struct net_device *netdev, u8 *packet, u16 len) *pTemp++ = checksum; memcpy(&(pFt1000Dev->tx_buf[sizeof(struct pseudo_hdr)]), packet, len); - //usb_init_urb(pFt1000Dev->tx_urb); //mbelian - netif_stop_queue(netdev); //DEBUG ("ft1000_copy_down_pkt: count = %d\n", count); @@ -1499,9 +1288,6 @@ static int ft1000_copy_down_pkt (struct net_device *netdev, u8 *packet, u16 len) { DEBUG("ft1000 failed tx_urb %d\n", ret); - /* pInfo->stats.tx_errors++; - - netif_start_queue(netdev); */ //mbelian return STATUS_FAILURE; } @@ -1552,7 +1338,6 @@ static int ft1000_start_xmit(struct sk_buff *skb, struct net_device *dev) { DEBUG("network driver is closed, return\n"); dev_kfree_skb(skb); - //usb_kill_urb(pFt1000Dev->tx_urb); //mbelian return STATUS_SUCCESS; } @@ -1730,7 +1515,6 @@ static int ft1000_submit_rx_urb(PFT1000_INFO info) int result; struct ft1000_device *pFt1000Dev = info->pFt1000Dev; - //netif_carrier_on(pFt1000Dev->net); //DEBUG ("ft1000_submit_rx_urb entered: sizeof rx_urb is %d\n", sizeof(*pFt1000Dev->rx_urb)); if ( pFt1000Dev->status & FT1000_STATUS_CLOSING) @@ -1739,10 +1523,6 @@ static int ft1000_submit_rx_urb(PFT1000_INFO info) //usb_kill_urb(pFt1000Dev->rx_urb); //mbelian return STATUS_SUCCESS; } - //memset(pFt1000Dev->rx_urb, 0, sizeof(*pFt1000Dev->rx_urb)); - //usb_init_urb(pFt1000Dev->rx_urb);//mbelian - - //spin_lock_init(&pFt1000Dev->rx_urb->lock); usb_fill_bulk_urb(pFt1000Dev->rx_urb, pFt1000Dev->dev, @@ -1797,8 +1577,6 @@ static int ft1000_open (struct net_device *dev) netif_start_queue(dev); - //netif_device_attach(dev); - netif_carrier_on(dev); //mbelian ft1000_submit_rx_urb(pInfo); @@ -1827,11 +1605,8 @@ int ft1000_close(struct net_device *net) //DEBUG ("ft1000_close: netdev->refcnt=%d\n", net->refcnt); ft1000dev->status |= FT1000_STATUS_CLOSING; - + //DEBUG("ft1000_close: calling usb_kill_urb \n"); - //usb_kill_urb(ft1000dev->rx_urb); - //usb_kill_urb(ft1000dev->tx_urb); - DEBUG("ft1000_close: pInfo=%p, ft1000dev=%p\n", pInfo, ft1000dev); netif_carrier_off(net);//mbelian @@ -1848,9 +1623,7 @@ int ft1000_close(struct net_device *net) static struct net_device_stats *ft1000_netdev_stats(struct net_device *dev) { FT1000_INFO *info = (FT1000_INFO *) netdev_priv (dev); - //struct ft1000_device *ft1000dev = info->pFt1000Dev; - //return &(ft1000dev->stats);//mbelian return &(info->stats); //mbelian } @@ -1896,7 +1669,6 @@ static int ft1000_chkcard (struct ft1000_device *dev) { // if the device is not present. status = ft1000_read_register(dev, &tempword, FT1000_REG_ASIC_ID); //DEBUG("ft1000_hw:ft1000_chkcard: read FT1000_REG_ASIC_ID = %x\n", tempword); - //pxu if (tempword == 0xffff) { if (tempword != 0x1b01 ){ dev->status |= FT1000_STATUS_CLOSING; //mbelian DEBUG("ft1000_hw:ft1000_chkcard: Version = 0xffff Card not detected\n"); @@ -1934,7 +1706,6 @@ static BOOLEAN ft1000_receive_cmd (struct ft1000_device *dev, u16 *pbuffer, int } else { ppseudohdr = (u16 *)pbuffer; - //spin_lock_irqsave (&info->dpram_lock, flags); ft1000_write_register(dev, FT1000_DPRAM_MAG_RX_BASE, FT1000_REG_DPRAM_ADDR); ret = ft1000_read_register(dev, pbuffer, FT1000_REG_MAG_DPDATAH); //DEBUG("ft1000_hw:received data = 0x%x\n", *pbuffer); @@ -1958,7 +1729,6 @@ static BOOLEAN ft1000_receive_cmd (struct ft1000_device *dev, u16 *pbuffer, int ret = ft1000_read_register(dev, &tempword, FT1000_REG_DPRAM_DATA); *pbuffer = ntohs(tempword); } - //spin_unlock_irqrestore(&info->dpram_lock, flags); // Check if pseudo header checksum is good // Calculate pseudo header checksum @@ -1970,24 +1740,6 @@ static BOOLEAN ft1000_receive_cmd (struct ft1000_device *dev, u16 *pbuffer, int return FALSE; } - -#if 0 - DEBUG("ft1000_receive_cmd:pbuffer\n"); - for(i = 0; i < size; i+=5) - { - if( (i + 5) < size ) - DEBUG("0x%x, 0x%x, 0x%x, 0x%x, 0x%x\n", tempbuffer[i], tempbuffer[i+1], tempbuffer[i+2], tempbuffer[i+3], tempbuffer[i+4]); - else - { - for (j = i; j < size; j++) - DEBUG("0x%x ", tempbuffer[j]); - DEBUG("\n"); - break; - } - } - -#endif - return TRUE; } } @@ -2008,8 +1760,7 @@ static int ft1000_dsp_prov(void *arg) DEBUG("*** DspProv Entered\n"); - while ( list_empty(&info->prov_list) == 0 - /*&& !kthread_should_stop() */) + while (list_empty(&info->prov_list) == 0) { DEBUG("DSP Provisioning List Entry\n"); @@ -2040,7 +1791,6 @@ static int ft1000_dsp_prov(void *arg) len = *(u16 *)ptr->pprov_data; len = htons(len); len += PSEUDOSZ; - //len = htons(len); pmsg = (PUSHORT)ptr->pprov_data; ppseudo_hdr = (struct pseudo_hdr *)pmsg; @@ -2091,7 +1841,6 @@ static int ft1000_proc_drvmsg (struct ft1000_device *dev, u16 size) { struct pseudo_hdr *ppseudo_hdr; PUSHORT pmsg; u16 status; - //struct timeval tv; //mbelian union { u8 byte[2]; u16 wrd; @@ -2105,8 +1854,6 @@ static int ft1000_proc_drvmsg (struct ft1000_device *dev, u16 size) { status = ft1000_read_dpram32(dev, 0x200, cmdbuffer, size); - //if (ft1000_receive_cmd(dev, &cmdbuffer[0], MAX_CMD_SQSIZE, &tempword)) - { #ifdef JDEBUG DEBUG("ft1000_proc_drvmsg:cmdbuffer\n"); @@ -2354,7 +2101,6 @@ static int ft1000_proc_drvmsg (struct ft1000_device *dev, u16 size) { break; } - } status = STATUS_SUCCESS; out: @@ -2367,8 +2113,6 @@ out: int ft1000_poll(void* dev_id) { - //FT1000_INFO *info = (PFT1000_INFO)((struct net_device *)dev_id)->priv; - //struct ft1000_device *dev = (struct ft1000_device *)info->pFt1000Dev; struct ft1000_device *dev = (struct ft1000_device *)dev_id; FT1000_INFO *info = (FT1000_INFO *) netdev_priv (dev->net); @@ -2393,7 +2137,6 @@ int ft1000_poll(void* dev_id) { status = ft1000_read_register (dev, &tempword, FT1000_REG_DOORBELL); // DEBUG("ft1000_poll: read FT1000_REG_DOORBELL message 0x%x\n", tempword); - //while ( (tempword) && (!status) ) { if ( !status ) {