diff options
Diffstat (limited to 'target/linux/rb532/patches-2.6.28/005-pata_rb532_cf_4bytes_rw.patch')
| -rw-r--r-- | target/linux/rb532/patches-2.6.28/005-pata_rb532_cf_4bytes_rw.patch | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/target/linux/rb532/patches-2.6.28/005-pata_rb532_cf_4bytes_rw.patch b/target/linux/rb532/patches-2.6.28/005-pata_rb532_cf_4bytes_rw.patch deleted file mode 100644 index ff1f8dc8c..000000000 --- a/target/linux/rb532/patches-2.6.28/005-pata_rb532_cf_4bytes_rw.patch +++ /dev/null @@ -1,32 +0,0 @@ -* rename the offset definition to avoid abiguity with the standard ATA - IO address -* read and write four bytes at once like the original driver does -* use writesl() and readsl() which implicitly iterate over the data - -This patch assumes buflen to be a multiple of four, which is true for -ATA devices. ATAPI support is not known, though unlikely, as the -original driver always transfers 512 Bytes at once. - -Signed-off-by: Phil Sutter <n0-1@freewrt.org> -Acked-by: Sergei Shtyltov <sshtylyov@ru.mvista.com> ---- ---- a/drivers/ata/pata_rb532_cf.c -+++ b/drivers/ata/pata_rb532_cf.c -@@ -82,13 +82,10 @@ static unsigned int rb532_pata_data_xfer - void __iomem *ioaddr = ap->ioaddr.data_addr; - int retlen = buflen; - -- if (write_data) { -- for (; buflen > 0; buflen--, buf++) -- writeb(*buf, ioaddr); -- } else { -- for (; buflen > 0; buflen--, buf++) -- *buf = readb(ioaddr); -- } -+ if (write_data) -+ writesl(ioaddr, buf, buflen / sizeof(u32)); -+ else -+ readsl(ioaddr, buf, buflen / sizeof(u32)); - - rb532_pata_finish_io(adev->link->ap); - return retlen; |