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CFI: avoid redundant function call in single word programming mode

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The function find_sector() doesn't need to be called twice in
the case of AMD command set.
Tested on TQM5200S-BD with Samsung K8P2815UQB.

Signed-off-by: Jens Gehrlein <sew_s@tqs.de>
Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Jens Gehrlein 2008-12-16 17:25:54 +01:00 • committed by Stefan Roese
parent 8f86a3636e
commit a7292871a7
1 changed files with 7 additions and 3 deletions
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10
drivers/mtd/cfi_flash.c
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@ -795,7 +795,8 @@ static int flash_write_cfiword (flash_info_t * info, ulong dest,
{
void *dstaddr;
int flag;
flash_sect_t sect;
flash_sect_t sect = 0;
char sect_found = 0;
dstaddr = map_physmem(dest, info->portwidth, MAP_NOCACHE);
@ -840,6 +841,7 @@ static int flash_write_cfiword (flash_info_t * info, ulong dest,
sect = find_sector(info, dest);
flash_unlock_seq (info, sect);
flash_write_cmd (info, sect, info->addr_unlock1, AMD_CMD_WRITE);
sect_found = 1;
break;
}
@ -864,8 +866,10 @@ static int flash_write_cfiword (flash_info_t * info, ulong dest,
unmap_physmem(dstaddr, info->portwidth);
return flash_full_status_check (info, find_sector (info, dest),
info->write_tout, "write");
if (!sect_found)
sect = find_sector (info, dest);
return flash_full_status_check (info, sect, info->write_tout, "write");
}
#ifdef CONFIG_SYS_FLASH_USE_BUFFER_WRITE