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Message-Id: <1287049260-11988-6-git-send-email-marek.belisko@gmail.com>
Date: Thu, 14 Oct 2010 11:41:00 +0200
From: Marek Belisko <marek.belisko@...il.com>
To: Greg Kroah-Hartman <gregkh@...e.de>,
Marek Belisko <marek.belisko@...il.com>,
Arnd Bergmann <arnd@...db.de>, devel@...verdev.osuosl.org,
linux-kernel@...r.kernel.org
Cc: Marek Belisko <marek.belisko@...il.com>
Subject: [PATCH 5/5] 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@...il.com>
---
.../staging/ft1000/ft1000-usb/ft1000_download.c | 79 +-------------------
1 files changed, 2 insertions(+), 77 deletions(-)
diff --git a/drivers/staging/ft1000/ft1000-usb/ft1000_download.c b/drivers/staging/ft1000/ft1000-usb/ft1000_download.c
index bbb2430..4e506aa 100644
--- a/drivers/staging/ft1000/ft1000-usb/ft1000_download.c
+++ b/drivers/staging/ft1000/ft1000-usb/ft1000_download.c
@@ -17,7 +17,6 @@
#include <linux/vmalloc.h>
#include "ft1000_usb.h"
-#define FIFO_DNLD 1
#define DWNLD_HANDSHAKE_LOC 0x02
#define DWNLD_TYPE_LOC 0x04
@@ -140,9 +139,7 @@ static ULONG check_usb_db (struct ft1000_device *ft1000dev)
{
DEBUG("FT1000:Got checkusb doorbell\n");
status = ft1000_write_register (ft1000dev, 0x0080, FT1000_REG_DOORBELL);
-#if FIFO_DNLD
status = ft1000_write_register (ft1000dev, 0x0100, FT1000_REG_DOORBELL);
-#endif
status = ft1000_write_register (ft1000dev, 0x8000, FT1000_REG_DOORBELL);
break;
}
@@ -214,7 +211,6 @@ static USHORT get_handshake(struct ft1000_device *ft1000dev, USHORT expected_val
while (loopcnt < 100)
{
-#if FIFO_DNLD
// Need to clear downloader doorbell if Hartley ASIC
status = ft1000_write_register (ft1000dev, FT1000_DB_DNLD_RX, FT1000_REG_DOORBELL);
//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);
handshake = ntohs(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)
return HANDSHAKE_TIMEOUT_VALUE;
@@ -318,7 +273,6 @@ static void put_handshake(struct ft1000_device *ft1000dev,USHORT handshake_value
{
ULONG tempx;
USHORT tempword;
- int i;
ULONG status;
@@ -331,23 +285,6 @@ static void put_handshake(struct ft1000_device *ft1000dev,USHORT handshake_value
tempword = (USHORT)(tempx >> 16);
status = ft1000_write_dpram16 (ft1000dev, DWNLD_MAG1_HANDSHAKE_LOC, tempword, 1);
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)
@@ -424,12 +361,8 @@ static USHORT get_request_type(struct ft1000_device *ft1000dev)
}
else
{
-#if FIFO_DNLD
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);
tempx |= (tempword << 16);
tempx = ntohl(tempx);
@@ -533,10 +466,8 @@ static long get_request_value_usb(struct ft1000_device *ft1000dev)
value |= (tempword << 16);
value = ntohl(value);
-#if FIFO_DNLD
if (pft1000info->usbboot == 1)
pft1000info->usbboot = 2;
-#endif
//DEBUG("get_request_value_usb: value is %x\n", value);
return value;
@@ -1056,9 +987,7 @@ u16 scram_dnldr(struct ft1000_device *ft1000dev, void *pFileStart, ULONG FileLe
}
break;
case REQUEST_DONE_CL:
-#if FIFO_DNLD
pft1000info->usbboot = 3;
-#endif
/* Reposition ptrs to beginning of provisioning section */
pUsFile = (USHORT *)(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 / 2;
-#if FIFO_DNLD
write_blk_fifo (ft1000dev, &pUsFile, &pUcFile, word_length);
if (pft1000info->usbboot == 0)
pft1000info->usbboot++;
@@ -1112,10 +1040,7 @@ u16 scram_dnldr(struct ft1000_device *ft1000dev, void *pFileStart, ULONG FileLe
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;
case REQUEST_MAILBOX_DATA:
--
1.7.1
--
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