]> pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - drivers/scsi/a3000.c
KVM: Portability: MMU initialization and teardown split
[linux-2.6-omap-h63xx.git] / drivers / scsi / a3000.c
index 1299bc8edef18b3a435a004e307418fea27598ba..d7255c8bf2811a87ba866145182972e9c44d4f57 100644 (file)
@@ -1,7 +1,6 @@
 #include <linux/types.h>
 #include <linux/mm.h>
 #include <linux/blkdev.h>
-#include <linux/sched.h>
 #include <linux/ioport.h>
 #include <linux/init.h>
 #include <linux/spinlock.h>
@@ -71,12 +70,8 @@ static int dma_setup(struct scsi_cmnd *cmd, int dir_in)
 
        if (!dir_in) {
            /* copy to bounce buffer for a write */
-           if (cmd->use_sg) {
-               memcpy (HDATA(a3000_host)->dma_bounce_buffer,
-                       cmd->SCp.ptr, cmd->SCp.this_residual);
-           } else
-               memcpy (HDATA(a3000_host)->dma_bounce_buffer,
-                       cmd->request_buffer, cmd->request_bufflen);
+           memcpy (HDATA(a3000_host)->dma_bounce_buffer,
+               cmd->SCp.ptr, cmd->SCp.this_residual);
        }
 
        addr = virt_to_bus(HDATA(a3000_host)->dma_bounce_buffer);
@@ -147,7 +142,7 @@ static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt,
 
     /* copy from a bounce buffer, if necessary */
     if (status && HDATA(instance)->dma_bounce_buffer) {
-       if (SCpnt && SCpnt->use_sg) {
+       if (SCpnt) {
            if (HDATA(instance)->dma_dir && SCpnt)
                memcpy (SCpnt->SCp.ptr,
                        HDATA(instance)->dma_bounce_buffer,
@@ -156,11 +151,6 @@ static void dma_stop(struct Scsi_Host *instance, struct scsi_cmnd *SCpnt,
            HDATA(instance)->dma_bounce_buffer = NULL;
            HDATA(instance)->dma_bounce_len = 0;
        } else {
-           if (HDATA(instance)->dma_dir && SCpnt)
-               memcpy (SCpnt->request_buffer,
-                       HDATA(instance)->dma_bounce_buffer,
-                       SCpnt->request_bufflen);
-
            kfree (HDATA(instance)->dma_bounce_buffer);
            HDATA(instance)->dma_bounce_buffer = NULL;
            HDATA(instance)->dma_bounce_len = 0;