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staging: ft1000: remove dead code. 

was #ifdef so remove code which was under #else to make
code more readable.

Signed-off-by: Marek Belisko <marek.belisko@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Marek Belisko 2010-10-14 11:41:00 +02:00 committed by Greg Kroah-Hartman
parent 47873d331c
commit 6e2c2dcfa4
1 changed files with 2 additions and 77 deletions
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79
drivers/staging/ft1000/ft1000-usb/ft1000_download.c
View File

@ -17,7 +17,6 @@
#include <linux/vmalloc.h> #include <linux/vmalloc.h>
#include "ft1000_usb.h" #include "ft1000_usb.h"
#define FIFO_DNLD 1
#define DWNLD_HANDSHAKE_LOC 0x02 #define DWNLD_HANDSHAKE_LOC 0x02
#define DWNLD_TYPE_LOC 0x04 #define DWNLD_TYPE_LOC 0x04
@ -140,9 +139,7 @@ static ULONG check_usb_db (struct ft1000_device *ft1000dev)
{ {
DEBUG("FT1000:Got checkusb doorbell\n"); DEBUG("FT1000:Got checkusb doorbell\n");
status = ft1000_write_register (ft1000dev, 0x0080, FT1000_REG_DOORBELL); status = ft1000_write_register (ft1000dev, 0x0080, FT1000_REG_DOORBELL);
#if FIFO_DNLD
status = ft1000_write_register (ft1000dev, 0x0100, FT1000_REG_DOORBELL); status = ft1000_write_register (ft1000dev, 0x0100, FT1000_REG_DOORBELL);
#endif
status = ft1000_write_register (ft1000dev, 0x8000, FT1000_REG_DOORBELL); status = ft1000_write_register (ft1000dev, 0x8000, FT1000_REG_DOORBELL);
break; break;
} }
@ -214,7 +211,6 @@ static USHORT get_handshake(struct ft1000_device *ft1000dev, USHORT expected_val
while (loopcnt < 100) while (loopcnt < 100)
{ {
#if FIFO_DNLD
// Need to clear downloader doorbell if Hartley ASIC // Need to clear downloader doorbell if Hartley ASIC
status = ft1000_write_register (ft1000dev, FT1000_DB_DNLD_RX, FT1000_REG_DOORBELL); status = ft1000_write_register (ft1000dev, FT1000_DB_DNLD_RX, FT1000_REG_DOORBELL);
//DEBUG("FT1000:get_handshake:doorbell = 0x%x\n", temp); //DEBUG("FT1000:get_handshake:doorbell = 0x%x\n", temp);
@ -236,47 +232,6 @@ static USHORT get_handshake(struct ft1000_device *ft1000dev, USHORT expected_val
//DEBUG("get_handshake: handshake is %x\n", tempx); //DEBUG("get_handshake: handshake is %x\n", tempx);
handshake = ntohs(handshake); handshake = ntohs(handshake);
//DEBUG("get_handshake: after swap, handshake is %x\n", handshake); //DEBUG("get_handshake: after swap, handshake is %x\n", handshake);
#else
// Need to clear downloader doorbell if Hartley ASIC
status = ft1000_read_register (ft1000dev, &temp, FT1000_REG_DOORBELL);
//DEBUG("FT1000:get_handshake:doorbell = 0x%x\n", temp);
if (temp)
{
if (temp & FT1000_DB_DNLD_RX)
{
//DEBUG("get_handshake: write FT1000_DB_DNLD_RX to doorbell register\n");
status = ft1000_write_register(ft1000dev, FT1000_DB_DNLD_RX, FT1000_REG_DOORBELL);
}
if (pft1000info->fcodeldr)
{
DEBUG(" get_handshake: fcodeldr is %d\n", pft1000info->fcodeldr);
pft1000info->fcodeldr = 0;
status = check_usb_db(ft1000dev);
if (status != STATUS_SUCCESS)
{
DEBUG("get_handshake: check_usb_db failed\n");
status = STATUS_FAILURE;
break;
}
status = ft1000_read_register (ft1000dev, &temp, FT1000_REG_DOORBELL);
//DEBUG("FT1000:get_handshake:doorbell = 0x%x\n", temp);
if (temp)
{
if (temp & FT1000_DB_DNLD_RX)
status = ft1000_write_register(ft1000dev,FT1000_DB_DNLD_RX, FT1000_REG_DOORBELL);
}
}
status = ft1000_read_dpram16 (ft1000dev, DWNLD_MAG1_HANDSHAKE_LOC, (PUCHAR)&handshake, 1);
//DEBUG("get_handshake: handshake is %x\n", tempx);
handshake = ntohs(handshake);
//DEBUG("get_handshake: after swap, handshake is %x\n", handshake);
} //end of if temp
#endif
if (status) if (status)
return HANDSHAKE_TIMEOUT_VALUE; return HANDSHAKE_TIMEOUT_VALUE;
@ -318,7 +273,6 @@ static void put_handshake(struct ft1000_device *ft1000dev,USHORT handshake_value
{ {
ULONG tempx; ULONG tempx;
USHORT tempword; USHORT tempword;
int i;
ULONG status; ULONG status;
@ -331,23 +285,6 @@ static void put_handshake(struct ft1000_device *ft1000dev,USHORT handshake_value
tempword = (USHORT)(tempx >> 16); tempword = (USHORT)(tempx >> 16);
status = ft1000_write_dpram16 (ft1000dev, DWNLD_MAG1_HANDSHAKE_LOC, tempword, 1); status = ft1000_write_dpram16 (ft1000dev, DWNLD_MAG1_HANDSHAKE_LOC, tempword, 1);
status = ft1000_write_register(ft1000dev, FT1000_DB_DNLD_TX, FT1000_REG_DOORBELL); status = ft1000_write_register(ft1000dev, FT1000_DB_DNLD_TX, FT1000_REG_DOORBELL);
#if FIFO_DNLD
for (i=0; i<1000; i++);
#else
for (i=0; i<10; i++)
{
status = ft1000_read_register (ft1000dev, &tempword, FT1000_REG_DOORBELL);
if ((tempword & FT1000_DB_DNLD_TX) == 0)
break;
}
if (i==10)
{
DEBUG("FT1000:put_handshake could not clear Tx doorbell\n");
status = ft1000_read_register (ft1000dev, &tempword, FT1000_REG_DOORBELL);
DEBUG("FT1000:put_handshake:doorbell = 0x%x\n",tempword);
}
#endif
} }
static USHORT get_handshake_usb(struct ft1000_device *ft1000dev, USHORT expected_value) static USHORT get_handshake_usb(struct ft1000_device *ft1000dev, USHORT expected_value)
@ -424,12 +361,8 @@ static USHORT get_request_type(struct ft1000_device *ft1000dev)
} }
else else
{ {
#if FIFO_DNLD
tempx = 0; tempx = 0;
#else
status = ft1000_read_dpram16 (ft1000dev, DWNLD_MAG1_TYPE_LOC, (PUCHAR)&tempword, 0);
tempx = tempword;
#endif
status = ft1000_read_dpram16 (ft1000dev, DWNLD_MAG1_TYPE_LOC, (PUCHAR)&tempword, 1); status = ft1000_read_dpram16 (ft1000dev, DWNLD_MAG1_TYPE_LOC, (PUCHAR)&tempword, 1);
tempx |= (tempword << 16); tempx |= (tempword << 16);
tempx = ntohl(tempx); tempx = ntohl(tempx);
@ -533,10 +466,8 @@ static long get_request_value_usb(struct ft1000_device *ft1000dev)
value |= (tempword << 16); value |= (tempword << 16);
value = ntohl(value); value = ntohl(value);
#if FIFO_DNLD
if (pft1000info->usbboot == 1) if (pft1000info->usbboot == 1)
pft1000info->usbboot = 2; pft1000info->usbboot = 2;
#endif
//DEBUG("get_request_value_usb: value is %x\n", value); //DEBUG("get_request_value_usb: value is %x\n", value);
return value; return value;
@ -1056,9 +987,7 @@ u16 scram_dnldr(struct ft1000_device *ft1000dev, void *pFileStart, ULONG FileLe
} }
break; break;
case REQUEST_DONE_CL: case REQUEST_DONE_CL:
#if FIFO_DNLD
pft1000info->usbboot = 3; pft1000info->usbboot = 3;
#endif
/* Reposition ptrs to beginning of provisioning section */ /* Reposition ptrs to beginning of provisioning section */
pUsFile = (USHORT *)(pFileStart + pFileHdr5->commands_offset); pUsFile = (USHORT *)(pFileStart + pFileHdr5->commands_offset);
pUcFile = (UCHAR *)(pFileStart + pFileHdr5->commands_offset); pUcFile = (UCHAR *)(pFileStart + pFileHdr5->commands_offset);
@ -1104,7 +1033,6 @@ u16 scram_dnldr(struct ft1000_device *ft1000dev, void *pFileStart, ULONG FileLe
word_length++; word_length++;
word_length = word_length / 2; word_length = word_length / 2;
#if FIFO_DNLD
write_blk_fifo (ft1000dev, &pUsFile, &pUcFile, word_length); write_blk_fifo (ft1000dev, &pUsFile, &pUcFile, word_length);
if (pft1000info->usbboot == 0) if (pft1000info->usbboot == 0)
pft1000info->usbboot++; pft1000info->usbboot++;
@ -1112,10 +1040,7 @@ u16 scram_dnldr(struct ft1000_device *ft1000dev, void *pFileStart, ULONG FileLe
tempword = 0; tempword = 0;
ft1000_write_dpram16 (ft1000dev, DWNLD_MAG1_PS_HDR_LOC, tempword, 0); ft1000_write_dpram16 (ft1000dev, DWNLD_MAG1_PS_HDR_LOC, tempword, 0);
} }
#else
write_blk (ft1000dev, &pUsFile, &pUcFile, word_length);
//ft1000_write_dpram32 (ft1000dev, dpram, (PUCHAR)pUcFile, word_length);
#endif
break; break;
case REQUEST_MAILBOX_DATA: case REQUEST_MAILBOX_DATA: