[PATCH 2/7] staging/keucr: fix keucr msscsi coding style
From: Cho, Yu-Chen
Date: Wed May 18 2011 - 06:42:40 EST
Fix keucr msscsi.c coding style.
Remove externs ,and move MS_SCSIIrp to end,
because there are not necessary to add extern for MS_SCSIIrp function.
Signed-off-by: Cho, Yu-Chen <acho@xxxxxxxxxx>
---
drivers/staging/keucr/msscsi.c | 219 +++++++++++++++++++++-------------------
1 files changed, 117 insertions(+), 102 deletions(-)
diff --git a/drivers/staging/keucr/msscsi.c b/drivers/staging/keucr/msscsi.c
index d1a919b..cb7190e 100644
--- a/drivers/staging/keucr/msscsi.c
+++ b/drivers/staging/keucr/msscsi.c
@@ -12,68 +12,48 @@
#include "scsiglue.h"
#include "transport.h"
-int MS_SCSI_Test_Unit_Ready (struct us_data *us, struct scsi_cmnd *srb);
-int MS_SCSI_Inquiry (struct us_data *us, struct scsi_cmnd *srb);
-int MS_SCSI_Mode_Sense (struct us_data *us, struct scsi_cmnd *srb);
-int MS_SCSI_Start_Stop (struct us_data *us, struct scsi_cmnd *srb);
-int MS_SCSI_Read_Capacity (struct us_data *us, struct scsi_cmnd *srb);
-int MS_SCSI_Read (struct us_data *us, struct scsi_cmnd *srb);
-int MS_SCSI_Write (struct us_data *us, struct scsi_cmnd *srb);
-
-//----- MS_SCSIIrp() --------------------------------------------------
-int MS_SCSIIrp(struct us_data *us, struct scsi_cmnd *srb)
-{
- int result;
-
- us->SrbStatus = SS_SUCCESS;
- switch (srb->cmnd[0])
- {
- case TEST_UNIT_READY : result = MS_SCSI_Test_Unit_Ready (us, srb); break; //0x00
- case INQUIRY : result = MS_SCSI_Inquiry (us, srb); break; //0x12
- case MODE_SENSE : result = MS_SCSI_Mode_Sense (us, srb); break; //0x1A
- case READ_CAPACITY : result = MS_SCSI_Read_Capacity (us, srb); break; //0x25
- case READ_10 : result = MS_SCSI_Read (us, srb); break; //0x28
- case WRITE_10 : result = MS_SCSI_Write (us, srb); break; //0x2A
-
- default:
- us->SrbStatus = SS_ILLEGAL_REQUEST;
- result = USB_STOR_TRANSPORT_FAILED;
- break;
- }
- return result;
-}
-
-//----- MS_SCSI_Test_Unit_Ready() --------------------------------------------------
+/*
+ * MS_SCSI_Test_Unit_Ready()
+ */
int MS_SCSI_Test_Unit_Ready(struct us_data *us, struct scsi_cmnd *srb)
{
/* pr_info("MS_SCSI_Test_Unit_Ready\n"); */
if (us->MS_Status.Insert && us->MS_Status.Ready)
return USB_STOR_TRANSPORT_GOOD;
- else
- {
+ else {
ENE_MSInit(us);
return USB_STOR_TRANSPORT_GOOD;
}
-
+
return USB_STOR_TRANSPORT_GOOD;
}
-//----- MS_SCSI_Inquiry() --------------------------------------------------
+/*
+ * MS_SCSI_Inquiry()
+ */
int MS_SCSI_Inquiry(struct us_data *us, struct scsi_cmnd *srb)
{
/* pr_info("MS_SCSI_Inquiry\n"); */
- BYTE data_ptr[36] = {0x00, 0x80, 0x02, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x55, 0x53, 0x42, 0x32, 0x2E, 0x30, 0x20, 0x20, 0x43, 0x61, 0x72, 0x64, 0x52, 0x65, 0x61, 0x64, 0x65, 0x72, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x30, 0x31, 0x30, 0x30};
+ BYTE data_ptr[36] = {0x00, 0x80, 0x02, 0x00, 0x1F, 0x00,
+ 0x00, 0x00, 0x55, 0x53, 0x42, 0x32,
+ 0x2E, 0x30, 0x20, 0x20, 0x43, 0x61,
+ 0x72, 0x64, 0x52, 0x65, 0x61, 0x64,
+ 0x65, 0x72, 0x20, 0x20, 0x20, 0x20,
+ 0x20, 0x20, 0x30, 0x31, 0x30, 0x30};
usb_stor_set_xfer_buf(us, data_ptr, 36, srb, TO_XFER_BUF);
return USB_STOR_TRANSPORT_GOOD;
}
-
-//----- MS_SCSI_Mode_Sense() --------------------------------------------------
+/*
+ * MS_SCSI_Mode_Sense()
+ */
int MS_SCSI_Mode_Sense(struct us_data *us, struct scsi_cmnd *srb)
{
- BYTE mediaNoWP[12] = {0x0b,0x00,0x00,0x08,0x00,0x00,0x71,0xc0,0x00,0x00,0x02,0x00};
- BYTE mediaWP[12] = {0x0b,0x00,0x80,0x08,0x00,0x00,0x71,0xc0,0x00,0x00,0x02,0x00};
+ BYTE mediaNoWP[12] = {0x0b, 0x00, 0x00, 0x08, 0x00, 0x00,
+ 0x71, 0xc0, 0x00, 0x00, 0x02, 0x00};
+ BYTE mediaWP[12] = {0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
+ 0x71, 0xc0, 0x00, 0x00, 0x02, 0x00};
if (us->MS_Status.WtP)
usb_stor_set_xfer_buf(us, mediaWP, 12, srb, TO_XFER_BUF);
@@ -84,7 +64,9 @@ int MS_SCSI_Mode_Sense(struct us_data *us, struct scsi_cmnd *srb)
return USB_STOR_TRANSPORT_GOOD;
}
-//----- MS_SCSI_Read_Capacity() --------------------------------------------------
+/*
+ * MS_SCSI_Read_Capacity()
+ */
int MS_SCSI_Read_Capacity(struct us_data *us, struct scsi_cmnd *srb)
{
unsigned int offset = 0;
@@ -96,58 +78,62 @@ int MS_SCSI_Read_Capacity(struct us_data *us, struct scsi_cmnd *srb)
pr_info("MS_SCSI_Read_Capacity\n");
bl_len = 0x200;
- if ( us->MS_Status.IsMSPro )
+ if (us->MS_Status.IsMSPro)
bl_num = us->MSP_TotalBlock - 1;
else
- bl_num = us->MS_Lib.NumberOfLogBlock * us->MS_Lib.blockSize * 2 - 1;
+ bl_num = us->MS_Lib.NumberOfLogBlock *
+ us->MS_Lib.blockSize * 2 - 1;
us->bl_num = bl_num;
pr_info("bl_len = %x\n", bl_len);
pr_info("bl_num = %x\n", bl_num);
- //srb->request_bufflen = 8;
- buf[0] = (bl_num>>24) & 0xff;
- buf[1] = (bl_num>>16) & 0xff;
- buf[2] = (bl_num>> 8) & 0xff;
- buf[3] = (bl_num>> 0) & 0xff;
- buf[4] = (bl_len>>24) & 0xff;
- buf[5] = (bl_len>>16) & 0xff;
- buf[6] = (bl_len>> 8) & 0xff;
- buf[7] = (bl_len>> 0) & 0xff;
-
+ /* srb->request_bufflen = 8; */
+ buf[0] = (bl_num >> 24) & 0xff;
+ buf[1] = (bl_num >> 16) & 0xff;
+ buf[2] = (bl_num >> 8) & 0xff;
+ buf[3] = (bl_num >> 0) & 0xff;
+ buf[4] = (bl_len >> 24) & 0xff;
+ buf[5] = (bl_len >> 16) & 0xff;
+ buf[6] = (bl_len >> 8) & 0xff;
+ buf[7] = (bl_len >> 0) & 0xff;
+
usb_stor_access_xfer_buf(us, buf, 8, srb, &sg, &offset, TO_XFER_BUF);
- //usb_stor_set_xfer_buf(us, buf, srb->request_bufflen, srb, TO_XFER_BUF);
+ /* usb_stor_set_xfer_buf(us, buf, srb->request_bufflen,
+ srb, TO_XFER_BUF); */
return USB_STOR_TRANSPORT_GOOD;
}
-//----- MS_SCSI_Read() --------------------------------------------------
+/*
+ * MS_SCSI_Read()
+ */
int MS_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb)
{
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
- int result=0;
+ int result = 0;
PBYTE Cdb = srb->cmnd;
- DWORD bn = ((Cdb[2]<<24) & 0xff000000) | ((Cdb[3]<<16) & 0x00ff0000) |
- ((Cdb[4]<< 8) & 0x0000ff00) | ((Cdb[5]<< 0) & 0x000000ff);
- WORD blen = ((Cdb[7]<< 8) & 0xff00) | ((Cdb[8]<< 0) & 0x00ff);
+ DWORD bn = ((Cdb[2] << 24) & 0xff000000) |
+ ((Cdb[3] << 16) & 0x00ff0000) |
+ ((Cdb[4] << 8) & 0x0000ff00) |
+ ((Cdb[5] << 0) & 0x000000ff);
+ WORD blen = ((Cdb[7] << 8) & 0xff00) | ((Cdb[8] << 0) & 0x00ff);
DWORD blenByte = blen * 0x200;
/* pr_info("SCSIOP_READ --- bn = %X, blen = %X, srb->use_sg = %X\n",
bn, blen, srb->use_sg); */
-
+
if (bn > us->bl_num)
return USB_STOR_TRANSPORT_ERROR;
- if (us->MS_Status.IsMSPro)
- {
+ if (us->MS_Status.IsMSPro) {
result = ENE_LoadBinCode(us, MSP_RW_PATTERN);
- if (result != USB_STOR_XFER_GOOD)
- {
+ if (result != USB_STOR_XFER_GOOD) {
pr_info("Load MSP RW pattern Fail !!\n");
return USB_STOR_TRANSPORT_ERROR;
}
- // set up the command wrapper
+ /* set up the command wrapper */
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = blenByte;
@@ -160,11 +146,9 @@ int MS_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb)
bcb->CDB[2] = (BYTE)(bn>>24);
result = ENE_SendScsiCmd(us, FDIR_READ, scsi_sglist(srb), 1);
- }
- else
- {
+ } else {
void *buf;
- int offset=0;
+ int offset = 0;
WORD phyblk, logblk;
BYTE PageNum;
WORD len;
@@ -175,8 +159,7 @@ int MS_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb)
return USB_STOR_TRANSPORT_ERROR;
result = ENE_LoadBinCode(us, MS_RW_PATTERN);
- if (result != USB_STOR_XFER_GOOD)
- {
+ if (result != USB_STOR_XFER_GOOD) {
pr_info("Load MS RW pattern Fail !!\n");
result = USB_STOR_TRANSPORT_ERROR;
goto exit;
@@ -185,9 +168,8 @@ int MS_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb)
logblk = (WORD)(bn / us->MS_Lib.PagesPerBlock);
PageNum = (BYTE)(bn % us->MS_Lib.PagesPerBlock);
- while(1)
- {
- if (blen > (us->MS_Lib.PagesPerBlock-PageNum) )
+ while (1) {
+ if (blen > (us->MS_Lib.PagesPerBlock-PageNum))
len = us->MS_Lib.PagesPerBlock-PageNum;
else
len = blen;
@@ -195,7 +177,7 @@ int MS_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb)
phyblk = MS_LibConv2Physical(us, logblk);
blkno = phyblk * 0x20 + PageNum;
- // set up the command wrapper
+ /* set up the command wrapper */
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = 0x200 * len;
@@ -208,8 +190,7 @@ int MS_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb)
bcb->CDB[2] = (BYTE)(blkno>>24);
result = ENE_SendScsiCmd(us, FDIR_READ, buf+offset, 0);
- if (result != USB_STOR_XFER_GOOD)
- {
+ if (result != USB_STOR_XFER_GOOD) {
pr_info("MS_SCSI_Read --- result = %x\n",
result);
result = USB_STOR_TRANSPORT_ERROR;
@@ -217,7 +198,7 @@ int MS_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb)
}
blen -= len;
- if (blen<=0)
+ if (blen <= 0)
break;
logblk++;
PageNum = 0;
@@ -230,30 +211,32 @@ exit:
return result;
}
-//----- MS_SCSI_Write() --------------------------------------------------
+/*
+ * MS_SCSI_Write()
+ */
int MS_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb)
{
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
- int result=0;
+ int result = 0;
PBYTE Cdb = srb->cmnd;
- DWORD bn = ((Cdb[2]<<24) & 0xff000000) | ((Cdb[3]<<16) & 0x00ff0000) |
- ((Cdb[4]<< 8) & 0x0000ff00) | ((Cdb[5]<< 0) & 0x000000ff);
- WORD blen = ((Cdb[7]<< 8) & 0xff00) | ((Cdb[8]<< 0) & 0x00ff);
+ DWORD bn = ((Cdb[2] << 24) & 0xff000000) |
+ ((Cdb[3] << 16) & 0x00ff0000) |
+ ((Cdb[4] << 8) & 0x0000ff00) |
+ ((Cdb[5] << 0) & 0x000000ff);
+ WORD blen = ((Cdb[7] << 8) & 0xff00) | ((Cdb[8] << 0) & 0x00ff);
DWORD blenByte = blen * 0x200;
if (bn > us->bl_num)
return USB_STOR_TRANSPORT_ERROR;
- if (us->MS_Status.IsMSPro)
- {
+ if (us->MS_Status.IsMSPro) {
result = ENE_LoadBinCode(us, MSP_RW_PATTERN);
- if (result != USB_STOR_XFER_GOOD)
- {
+ if (result != USB_STOR_XFER_GOOD) {
pr_info("Load MSP RW pattern Fail !!\n");
return USB_STOR_TRANSPORT_ERROR;
}
- // set up the command wrapper
+ /* set up the command wrapper */
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = blenByte;
@@ -266,11 +249,9 @@ int MS_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb)
bcb->CDB[2] = (BYTE)(bn>>24);
result = ENE_SendScsiCmd(us, FDIR_WRITE, scsi_sglist(srb), 1);
- }
- else
- {
+ } else {
void *buf;
- int offset=0;
+ int offset = 0;
WORD PhyBlockAddr;
BYTE PageNum;
DWORD result;
@@ -282,8 +263,7 @@ int MS_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb)
usb_stor_set_xfer_buf(us, buf, blenByte, srb, FROM_XFER_BUF);
result = ENE_LoadBinCode(us, MS_RW_PATTERN);
- if (result != USB_STOR_XFER_GOOD)
- {
+ if (result != USB_STOR_XFER_GOOD) {
pr_info("Load MS RW pattern Fail !!\n");
result = USB_STOR_TRANSPORT_ERROR;
goto exit;
@@ -292,9 +272,8 @@ int MS_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb)
PhyBlockAddr = (WORD)(bn / us->MS_Lib.PagesPerBlock);
PageNum = (BYTE)(bn % us->MS_Lib.PagesPerBlock);
- while(1)
- {
- if (blen > (us->MS_Lib.PagesPerBlock-PageNum) )
+ while (1) {
+ if (blen > (us->MS_Lib.PagesPerBlock-PageNum))
len = us->MS_Lib.PagesPerBlock-PageNum;
else
len = blen;
@@ -302,9 +281,10 @@ int MS_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb)
oldphy = MS_LibConv2Physical(us, PhyBlockAddr);
newphy = MS_LibSearchBlockFromLogical(us, PhyBlockAddr);
- result = MS_ReaderCopyBlock(us, oldphy, newphy, PhyBlockAddr, PageNum, buf+offset, len);
- if (result != USB_STOR_XFER_GOOD)
- {
+ result = MS_ReaderCopyBlock(us, oldphy, newphy,
+ PhyBlockAddr, PageNum,
+ buf+offset, len);
+ if (result != USB_STOR_XFER_GOOD) {
pr_info("MS_SCSI_Write --- result = %x\n",
result);
result = USB_STOR_TRANSPORT_ERROR;
@@ -315,7 +295,7 @@ int MS_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb)
MS_LibForceSetLogicalPair(us, PhyBlockAddr, newphy);
blen -= len;
- if (blen<=0)
+ if (blen <= 0)
break;
PhyBlockAddr++;
PageNum = 0;
@@ -327,3 +307,38 @@ exit:
return result;
}
+/*
+ * MS_SCSIIrp()
+ */
+int MS_SCSIIrp(struct us_data *us, struct scsi_cmnd *srb)
+{
+ int result;
+
+ us->SrbStatus = SS_SUCCESS;
+ switch (srb->cmnd[0]) {
+ case TEST_UNIT_READY:
+ result = MS_SCSI_Test_Unit_Ready(us, srb);
+ break; /* 0x00 */
+ case INQUIRY:
+ result = MS_SCSI_Inquiry(us, srb);
+ break; /* 0x12 */
+ case MODE_SENSE:
+ result = MS_SCSI_Mode_Sense(us, srb);
+ break; /* 0x1A */
+ case READ_CAPACITY:
+ result = MS_SCSI_Read_Capacity(us, srb);
+ break; /* 0x25 */
+ case READ_10:
+ result = MS_SCSI_Read(us, srb);
+ break; /* 0x28 */
+ case WRITE_10:
+ result = MS_SCSI_Write(us, srb);
+ break; /* 0x2A */
+ default:
+ us->SrbStatus = SS_ILLEGAL_REQUEST;
+ result = USB_STOR_TRANSPORT_FAILED;
+ break;
+ }
+ return result;
+}
+
--
1.7.1
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/