]> git.sur5r.net Git - u-boot/commitdiff
dm: scsi: Fix up code style
authorSimon Glass <sjg@chromium.org>
Sun, 1 May 2016 17:35:58 +0000 (11:35 -0600)
committerSimon Glass <sjg@chromium.org>
Tue, 17 May 2016 15:54:43 +0000 (09:54 -0600)
Update the code style of this file so that it passes checkpatch.pl.

Signed-off-by: Simon Glass <sjg@chromium.org>
cmd/scsi.c

index 9ba070f8b926e2acffb99ff984b26ad622441a9a..751fc5818aa3aec06dda6694b8e292bc51b5cea6 100644 (file)
@@ -50,59 +50,53 @@ static int scsi_curr_dev; /* current device */
 
 static struct blk_desc scsi_dev_desc[CONFIG_SYS_SCSI_MAX_DEVICE];
 
-/****************************************************************************************
- * scsi_read
- */
-
 /* almost the maximum amount of the scsi_ext command.. */
 #define SCSI_MAX_READ_BLK 0xFFFF
 #define SCSI_LBA48_READ        0xFFFFFFF
 
 #ifdef CONFIG_SYS_64BIT_LBA
-void scsi_setup_read16(ccb * pccb, lbaint_t start, unsigned long blocks)
+void scsi_setup_read16(ccb *pccb, lbaint_t start, unsigned long blocks)
 {
        pccb->cmd[0] = SCSI_READ16;
-       pccb->cmd[1] = pccb->lun<<5;
-       pccb->cmd[2] = ((unsigned char) (start >> 56)) & 0xff;
-       pccb->cmd[3] = ((unsigned char) (start >> 48)) & 0xff;
-       pccb->cmd[4] = ((unsigned char) (start >> 40)) & 0xff;
-       pccb->cmd[5] = ((unsigned char) (start >> 32)) & 0xff;
-       pccb->cmd[6] = ((unsigned char) (start >> 24)) & 0xff;
-       pccb->cmd[7] = ((unsigned char) (start >> 16)) & 0xff;
-       pccb->cmd[8] = ((unsigned char) (start >> 8)) & 0xff;
-       pccb->cmd[9] = ((unsigned char) (start)) & 0xff;
+       pccb->cmd[1] = pccb->lun << 5;
+       pccb->cmd[2] = (unsigned char)(start >> 56) & 0xff;
+       pccb->cmd[3] = (unsigned char)(start >> 48) & 0xff;
+       pccb->cmd[4] = (unsigned char)(start >> 40) & 0xff;
+       pccb->cmd[5] = (unsigned char)(start >> 32) & 0xff;
+       pccb->cmd[6] = (unsigned char)(start >> 24) & 0xff;
+       pccb->cmd[7] = (unsigned char)(start >> 16) & 0xff;
+       pccb->cmd[8] = (unsigned char)(start >> 8) & 0xff;
+       pccb->cmd[9] = (unsigned char)start & 0xff;
        pccb->cmd[10] = 0;
-       pccb->cmd[11] = ((unsigned char) (blocks >> 24)) & 0xff;
-       pccb->cmd[12] = ((unsigned char) (blocks >> 16)) & 0xff;
-       pccb->cmd[13] = ((unsigned char) (blocks >> 8)) & 0xff;
-       pccb->cmd[14] = (unsigned char) blocks & 0xff;
+       pccb->cmd[11] = (unsigned char)(blocks >> 24) & 0xff;
+       pccb->cmd[12] = (unsigned char)(blocks >> 16) & 0xff;
+       pccb->cmd[13] = (unsigned char)(blocks >> 8) & 0xff;
+       pccb->cmd[14] = (unsigned char)blocks & 0xff;
        pccb->cmd[15] = 0;
        pccb->cmdlen = 16;
        pccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */
-       debug ("scsi_setup_read16: cmd: %02X %02X "
-              "startblk %02X%02X%02X%02X%02X%02X%02X%02X "
-              "blccnt %02X%02X%02X%02X\n",
-               pccb->cmd[0], pccb->cmd[1],
-               pccb->cmd[2], pccb->cmd[3], pccb->cmd[4], pccb->cmd[5],
-               pccb->cmd[6], pccb->cmd[7], pccb->cmd[8], pccb->cmd[9],
-               pccb->cmd[11], pccb->cmd[12], pccb->cmd[13], pccb->cmd[14]);
+       debug("scsi_setup_read16: cmd: %02X %02X startblk %02X%02X%02X%02X%02X%02X%02X%02X blccnt %02X%02X%02X%02X\n",
+             pccb->cmd[0], pccb->cmd[1],
+             pccb->cmd[2], pccb->cmd[3], pccb->cmd[4], pccb->cmd[5],
+             pccb->cmd[6], pccb->cmd[7], pccb->cmd[8], pccb->cmd[9],
+             pccb->cmd[11], pccb->cmd[12], pccb->cmd[13], pccb->cmd[14]);
 }
 #endif
 
 void scsi_setup_read_ext(ccb * pccb, lbaint_t start, unsigned short blocks)
 {
-       pccb->cmd[0]=SCSI_READ10;
-       pccb->cmd[1]=pccb->lun<<5;
-       pccb->cmd[2]=((unsigned char) (start>>24))&0xff;
-       pccb->cmd[3]=((unsigned char) (start>>16))&0xff;
-       pccb->cmd[4]=((unsigned char) (start>>8))&0xff;
-       pccb->cmd[5]=((unsigned char) (start))&0xff;
-       pccb->cmd[6]=0;
-       pccb->cmd[7]=((unsigned char) (blocks>>8))&0xff;
-       pccb->cmd[8]=(unsigned char) blocks & 0xff;
-       pccb->cmd[6]=0;
+       pccb->cmd[0] = SCSI_READ10;
+       pccb->cmd[1] = pccb->lun << 5;
+       pccb->cmd[2] = (unsigned char)(start >> 24) & 0xff;
+       pccb->cmd[3] = (unsigned char)(start >> 16) & 0xff;
+       pccb->cmd[4] = (unsigned char)(start >> 8) & 0xff;
+       pccb->cmd[5] = (unsigned char)start & 0xff;
+       pccb->cmd[6] = 0;
+       pccb->cmd[7] = (unsigned char)(blocks >> 8) & 0xff;
+       pccb->cmd[8] = (unsigned char)blocks & 0xff;
+       pccb->cmd[6] = 0;
        pccb->cmdlen=10;
-       pccb->msgout[0]=SCSI_IDENTIFY; /* NOT USED */
+       pccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */
        debug ("scsi_setup_read_ext: cmd: %02X %02X startblk %02X%02X%02X%02X blccnt %02X%02X\n",
                pccb->cmd[0],pccb->cmd[1],
                pccb->cmd[2],pccb->cmd[3],pccb->cmd[4],pccb->cmd[5],
@@ -113,12 +107,12 @@ void scsi_setup_write_ext(ccb *pccb, lbaint_t start, unsigned short blocks)
 {
        pccb->cmd[0] = SCSI_WRITE10;
        pccb->cmd[1] = pccb->lun << 5;
-       pccb->cmd[2] = ((unsigned char) (start>>24)) & 0xff;
-       pccb->cmd[3] = ((unsigned char) (start>>16)) & 0xff;
-       pccb->cmd[4] = ((unsigned char) (start>>8)) & 0xff;
-       pccb->cmd[5] = ((unsigned char) (start)) & 0xff;
+       pccb->cmd[2] = (unsigned char)(start >> 24) & 0xff;
+       pccb->cmd[3] = (unsigned char)(start >> 16) & 0xff;
+       pccb->cmd[4] = (unsigned char)(start >> 8) & 0xff;
+       pccb->cmd[5] = (unsigned char)start & 0xff;
        pccb->cmd[6] = 0;
-       pccb->cmd[7] = ((unsigned char) (blocks>>8)) & 0xff;
+       pccb->cmd[7] = ((unsigned char)(blocks >> 8)) & 0xff;
        pccb->cmd[8] = (unsigned char)blocks & 0xff;
        pccb->cmd[9] = 0;
        pccb->cmdlen = 10;
@@ -132,33 +126,33 @@ void scsi_setup_write_ext(ccb *pccb, lbaint_t start, unsigned short blocks)
 
 void scsi_setup_read6(ccb * pccb, lbaint_t start, unsigned short blocks)
 {
-       pccb->cmd[0]=SCSI_READ6;
-       pccb->cmd[1]=pccb->lun<<5 | (((unsigned char)(start>>16))&0x1f);
-       pccb->cmd[2]=((unsigned char) (start>>8))&0xff;
-       pccb->cmd[3]=((unsigned char) (start))&0xff;
-       pccb->cmd[4]=(unsigned char) blocks & 0xff;
-       pccb->cmd[5]=0;
+       pccb->cmd[0] = SCSI_READ6;
+       pccb->cmd[1] = pccb->lun << 5 | ((unsigned char)(start >> 16) & 0x1f);
+       pccb->cmd[2] = (unsigned char)(start >> 8) & 0xff;
+       pccb->cmd[3] = (unsigned char)start & 0xff;
+       pccb->cmd[4] = (unsigned char)blocks & 0xff;
+       pccb->cmd[5] = 0;
        pccb->cmdlen=6;
-       pccb->msgout[0]=SCSI_IDENTIFY; /* NOT USED */
-       debug ("scsi_setup_read6: cmd: %02X %02X startblk %02X%02X blccnt %02X\n",
-               pccb->cmd[0],pccb->cmd[1],
-               pccb->cmd[2],pccb->cmd[3],pccb->cmd[4]);
+       pccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */
+       debug("scsi_setup_read6: cmd: %02X %02X startblk %02X%02X blccnt %02X\n",
+             pccb->cmd[0], pccb->cmd[1],
+             pccb->cmd[2], pccb->cmd[3], pccb->cmd[4]);
 }
 
 
 void scsi_setup_inquiry(ccb * pccb)
 {
-       pccb->cmd[0]=SCSI_INQUIRY;
-       pccb->cmd[1]=pccb->lun<<5;
-       pccb->cmd[2]=0;
-       pccb->cmd[3]=0;
-       if(pccb->datalen>255)
-               pccb->cmd[4]=255;
+       pccb->cmd[0] = SCSI_INQUIRY;
+       pccb->cmd[1] = pccb->lun << 5;
+       pccb->cmd[2] = 0;
+       pccb->cmd[3] = 0;
+       if (pccb->datalen > 255)
+               pccb->cmd[4] = 255;
        else
-               pccb->cmd[4]=(unsigned char)pccb->datalen;
-       pccb->cmd[5]=0;
+               pccb->cmd[4] = (unsigned char)pccb->datalen;
+       pccb->cmd[5] = 0;
        pccb->cmdlen=6;
-       pccb->msgout[0]=SCSI_IDENTIFY; /* NOT USED */
+       pccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */
 }
 
 static ulong scsi_read(struct blk_desc *block_dev, lbaint_t blknr,
@@ -170,18 +164,18 @@ static ulong scsi_read(struct blk_desc *block_dev, lbaint_t blknr,
        unsigned short smallblks = 0;
        ccb* pccb=(ccb *)&tempccb;
        device&=0xff;
-       /* Setup  device
-        */
-       pccb->target=scsi_dev_desc[device].target;
-       pccb->lun=scsi_dev_desc[device].lun;
-       buf_addr=(unsigned long)buffer;
-       start=blknr;
-       blks=blkcnt;
+
+       /* Setup device */
+       pccb->target = scsi_dev_desc[device].target;
+       pccb->lun = scsi_dev_desc[device].lun;
+       buf_addr = (unsigned long)buffer;
+       start = blknr;
+       blks = blkcnt;
        debug("\nscsi_read: dev %d startblk " LBAF
              ", blccnt " LBAF " buffer %lx\n",
              device, start, blks, (unsigned long)buffer);
        do {
-               pccb->pdata=(unsigned char *)buf_addr;
+               pccb->pdata = (unsigned char *)buf_addr;
 #ifdef CONFIG_SYS_64BIT_LBA
                if (start > SCSI_LBA48_READ) {
                        unsigned long blocks;
@@ -193,17 +187,18 @@ static ulong scsi_read(struct blk_desc *block_dev, lbaint_t blknr,
                } else
 #endif
                if (blks > SCSI_MAX_READ_BLK) {
-                       pccb->datalen=scsi_dev_desc[device].blksz * SCSI_MAX_READ_BLK;
-                       smallblks=SCSI_MAX_READ_BLK;
-                       scsi_setup_read_ext(pccb,start,smallblks);
-                       start+=SCSI_MAX_READ_BLK;
-                       blks-=SCSI_MAX_READ_BLK;
+                       pccb->datalen = scsi_dev_desc[device].blksz *
+                               SCSI_MAX_READ_BLK;
+                       smallblks = SCSI_MAX_READ_BLK;
+                       scsi_setup_read_ext(pccb, start, smallblks);
+                       start += SCSI_MAX_READ_BLK;
+                       blks -= SCSI_MAX_READ_BLK;
                }
                else {
-                       pccb->datalen=scsi_dev_desc[device].blksz * blks;
-                       smallblks=(unsigned short) blks;
-                       scsi_setup_read_ext(pccb,start,smallblks);
-                       start+=blks;
+                       pccb->datalen = scsi_dev_desc[device].blksz * blks;
+                       smallblks = (unsigned short)blks;
+                       scsi_setup_read_ext(pccb, start, smallblks);
+                       start += blks;
                        blks=0;
                }
                debug("scsi_read_ext: startblk " LBAF
@@ -211,14 +206,14 @@ static ulong scsi_read(struct blk_desc *block_dev, lbaint_t blknr,
                      start, smallblks, buf_addr);
                if (scsi_exec(pccb) != true) {
                        scsi_print_error(pccb);
-                       blkcnt-=blks;
+                       blkcnt -= blks;
                        break;
                }
                buf_addr+=pccb->datalen;
-       } while(blks!=0);
+       } while (blks != 0);
        debug("scsi_read_ext: end startblk " LBAF
              ", blccnt %x buffer %" PRIXPTR "\n", start, smallblks, buf_addr);
-       return(blkcnt);
+       return blkcnt;
 }
 
 /*******************************************************************************
@@ -365,106 +360,106 @@ int do_scsi (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                return CMD_RET_USAGE;
 
        case 2:
-                       if (strncmp(argv[1],"res",3) == 0) {
-                               printf("\nReset SCSI\n");
-                               scsi_bus_reset();
-                               scsi_scan(1);
-                               return 0;
-                       }
-                       if (strncmp(argv[1],"inf",3) == 0) {
-                               int i;
-                               for (i=0; i<CONFIG_SYS_SCSI_MAX_DEVICE; ++i) {
-                                       if(scsi_dev_desc[i].type==DEV_TYPE_UNKNOWN)
-                                               continue; /* list only known devices */
-                                       printf ("SCSI dev. %d:  ", i);
-                                       dev_print(&scsi_dev_desc[i]);
-                               }
-                               return 0;
-                       }
-                       if (strncmp(argv[1],"dev",3) == 0) {
-                               if ((scsi_curr_dev < 0) || (scsi_curr_dev >= CONFIG_SYS_SCSI_MAX_DEVICE)) {
-                                       printf("\nno SCSI devices available\n");
-                                       return 1;
-                               }
-                               printf ("\n    Device %d: ", scsi_curr_dev);
-                               dev_print(&scsi_dev_desc[scsi_curr_dev]);
-                               return 0;
-                       }
-                       if (strncmp(argv[1],"scan",4) == 0) {
-                               scsi_scan(1);
-                               return 0;
+               if (strncmp(argv[1], "res", 3) == 0) {
+                       printf("\nReset SCSI\n");
+                       scsi_bus_reset();
+                       scsi_scan(1);
+                       return 0;
+               }
+               if (strncmp(argv[1], "inf", 3) == 0) {
+                       int i;
+                       for (i = 0; i < CONFIG_SYS_SCSI_MAX_DEVICE; ++i) {
+                               if (scsi_dev_desc[i].type == DEV_TYPE_UNKNOWN)
+                                       continue; /* list only known devices */
+                               printf("SCSI dev. %d:  ", i);
+                               dev_print(&scsi_dev_desc[i]);
                        }
-                       if (strncmp(argv[1],"part",4) == 0) {
-                               int dev, ok;
-                               for (ok=0, dev=0; dev<CONFIG_SYS_SCSI_MAX_DEVICE; ++dev) {
-                                       if (scsi_dev_desc[dev].type!=DEV_TYPE_UNKNOWN) {
-                                               ok++;
-                                               if (dev)
-                                                       printf("\n");
-                                               debug ("print_part of %x\n",dev);
-                                               part_print(&scsi_dev_desc[dev]);
-                                       }
-                               }
-                               if (!ok)
-                                       printf("\nno SCSI devices available\n");
+                       return 0;
+               }
+               if (strncmp(argv[1], "dev", 3) == 0) {
+                       if (scsi_curr_dev < 0 ||
+                           scsi_curr_dev >= CONFIG_SYS_SCSI_MAX_DEVICE) {
+                               printf("\nno SCSI devices available\n");
                                return 1;
                        }
-                       return CMD_RET_USAGE;
-       case 3:
-                       if (strncmp(argv[1],"dev",3) == 0) {
-                               int dev = (int)simple_strtoul(argv[2], NULL, 10);
-                               printf ("\nSCSI device %d: ", dev);
-                               if (dev >= CONFIG_SYS_SCSI_MAX_DEVICE) {
-                                       printf("unknown device\n");
-                                       return 1;
-                               }
-                               printf ("\n    Device %d: ", dev);
-                               dev_print(&scsi_dev_desc[dev]);
-                               if(scsi_dev_desc[dev].type == DEV_TYPE_UNKNOWN) {
-                                       return 1;
-                               }
-                               scsi_curr_dev = dev;
-                               printf("... is now current device\n");
-                               return 0;
-                       }
-                       if (strncmp(argv[1],"part",4) == 0) {
-                               int dev = (int)simple_strtoul(argv[2], NULL, 10);
-                               if(scsi_dev_desc[dev].type != DEV_TYPE_UNKNOWN) {
+                       printf("\n    Device %d: ", scsi_curr_dev);
+                       dev_print(&scsi_dev_desc[scsi_curr_dev]);
+                       return 0;
+               }
+               if (strncmp(argv[1], "scan", 4) == 0) {
+                       scsi_scan(1);
+                       return 0;
+               }
+               if (strncmp(argv[1], "part", 4) == 0) {
+                       int dev, ok;
+                       for (ok = 0, dev = 0;
+                            dev < CONFIG_SYS_SCSI_MAX_DEVICE; ++dev) {
+                               if (scsi_dev_desc[dev].type !=
+                                   DEV_TYPE_UNKNOWN) {
+                                       ok++;
+                                       if (dev)
+                                               printf("\n");
+                                       debug("print_part of %x\n", dev);
                                        part_print(&scsi_dev_desc[dev]);
                                }
-                               else {
-                                       printf ("\nSCSI device %d not available\n", dev);
-                               }
-                               return 1;
                        }
-                       return CMD_RET_USAGE;
-    default:
-                       /* at least 4 args */
-                       if (strcmp(argv[1],"read") == 0) {
-                               ulong addr = simple_strtoul(argv[2], NULL, 16);
-                               ulong blk  = simple_strtoul(argv[3], NULL, 16);
-                               ulong cnt  = simple_strtoul(argv[4], NULL, 16);
-                               ulong n;
-                               printf ("\nSCSI read: device %d block # %ld, count %ld ... ",
-                                               scsi_curr_dev, blk, cnt);
-                               n = scsi_read(&scsi_dev_desc[scsi_curr_dev],
-                                             blk, cnt, (ulong *)addr);
-                               printf ("%ld blocks read: %s\n",n,(n==cnt) ? "OK" : "ERROR");
-                               return 0;
-                       } else if (strcmp(argv[1], "write") == 0) {
-                               ulong addr = simple_strtoul(argv[2], NULL, 16);
-                               ulong blk = simple_strtoul(argv[3], NULL, 16);
-                               ulong cnt = simple_strtoul(argv[4], NULL, 16);
-                               ulong n;
-                               printf("\nSCSI write: device %d block # %ld, "
-                                      "count %ld ... ",
-                                      scsi_curr_dev, blk, cnt);
-                               n = scsi_write(&scsi_dev_desc[scsi_curr_dev],
-                                              blk, cnt, (ulong *)addr);
-                               printf("%ld blocks written: %s\n", n,
-                                      (n == cnt) ? "OK" : "ERROR");
-                               return 0;
+                       if (!ok)
+                               printf("\nno SCSI devices available\n");
+                       return 1;
+               }
+               return CMD_RET_USAGE;
+       case 3:
+               if (strncmp(argv[1], "dev", 3) == 0) {
+                       int dev = (int)simple_strtoul(argv[2], NULL, 10);
+                       printf("\nSCSI device %d: ", dev);
+                       if (dev >= CONFIG_SYS_SCSI_MAX_DEVICE) {
+                               printf("unknown device\n");
+                               return 1;
                        }
+                       printf("\n    Device %d: ", dev);
+                       dev_print(&scsi_dev_desc[dev]);
+                       if (scsi_dev_desc[dev].type == DEV_TYPE_UNKNOWN)
+                               return 1;
+                       scsi_curr_dev = dev;
+                       printf("... is now current device\n");
+                       return 0;
+               }
+               if (strncmp(argv[1], "part", 4) == 0) {
+                       int dev = (int)simple_strtoul(argv[2], NULL, 10);
+                       if (scsi_dev_desc[dev].type != DEV_TYPE_UNKNOWN)
+                               part_print(&scsi_dev_desc[dev]);
+                       else
+                               printf("\nSCSI device %d not available\n", dev);
+                       return 1;
+               }
+               return CMD_RET_USAGE;
+       default:
+               /* at least 4 args */
+               if (strcmp(argv[1], "read") == 0) {
+                       ulong addr = simple_strtoul(argv[2], NULL, 16);
+                       ulong blk  = simple_strtoul(argv[3], NULL, 16);
+                       ulong cnt  = simple_strtoul(argv[4], NULL, 16);
+                       ulong n;
+                       printf("\nSCSI read: device %d block # %ld, count %ld ... ",
+                              scsi_curr_dev, blk, cnt);
+                       n = scsi_read(&scsi_dev_desc[scsi_curr_dev],
+                                     blk, cnt, (ulong *)addr);
+                       printf("%ld blocks read: %s\n", n,
+                              n == cnt ? "OK" : "ERROR");
+                       return 0;
+               } else if (strcmp(argv[1], "write") == 0) {
+                       ulong addr = simple_strtoul(argv[2], NULL, 16);
+                       ulong blk = simple_strtoul(argv[3], NULL, 16);
+                       ulong cnt = simple_strtoul(argv[4], NULL, 16);
+                       ulong n;
+                       printf("\nSCSI write: device %d block # %ld, count %ld ... ",
+                              scsi_curr_dev, blk, cnt);
+                       n = scsi_write(&scsi_dev_desc[scsi_curr_dev],
+                                      blk, cnt, (ulong *)addr);
+                       printf("%ld blocks written: %s\n", n,
+                              n == cnt ? "OK" : "ERROR");
+                       return 0;
+               }
        } /* switch */
        return CMD_RET_USAGE;
 }
@@ -493,25 +488,24 @@ U_BOOT_CMD(
 /* copy src to dest, skipping leading and trailing blanks
  * and null terminate the string
  */
-void scsi_ident_cpy (unsigned char *dest, unsigned char *src, unsigned int len)
+void scsi_ident_cpy(unsigned char *dest, unsigned char *src, unsigned int len)
 {
        int start,end;
 
-       start=0;
-       while(start<len) {
-               if(src[start]!=' ')
+       start = 0;
+       while (start < len) {
+               if (src[start] != ' ')
                        break;
                start++;
        }
-       end=len-1;
-       while(end>start) {
-               if(src[end]!=' ')
+       end = len-1;
+       while (end > start) {
+               if (src[end] != ' ')
                        break;
                end--;
        }
-       for( ; start<=end; start++) {
-               *dest++=src[start];
-       }
+       for (; start <= end; start++)
+               *dest ++= src[start];
        *dest='\0';
 }
 
@@ -534,7 +528,7 @@ int scsi_read_capacity(ccb *pccb, lbaint_t *capacity, unsigned long *blksz)
 {
        *capacity = 0;
 
-       memset(pccb->cmd, 0, sizeof(pccb->cmd));
+       memset(pccb->cmd, '\0', sizeof(pccb->cmd));
        pccb->cmd[0] = SCSI_RD_CAPAC10;
        pccb->cmd[1] = pccb->lun << 5;
        pccb->cmdlen = 10;
@@ -559,8 +553,7 @@ int scsi_read_capacity(ccb *pccb, lbaint_t *capacity, unsigned long *blksz)
        }
 
        /* Read capacity (10) was insufficient. Use read capacity (16). */
-
-       memset(pccb->cmd, 0, sizeof(pccb->cmd));
+       memset(pccb->cmd, '\0', sizeof(pccb->cmd));
        pccb->cmd[0] = SCSI_RD_CAPAC16;
        pccb->cmd[1] = 0x10;
        pccb->cmdlen = 16;
@@ -597,14 +590,14 @@ int scsi_read_capacity(ccb *pccb, lbaint_t *capacity, unsigned long *blksz)
  */
 void scsi_setup_test_unit_ready(ccb * pccb)
 {
-       pccb->cmd[0]=SCSI_TST_U_RDY;
-       pccb->cmd[1]=pccb->lun<<5;
-       pccb->cmd[2]=0;
-       pccb->cmd[3]=0;
-       pccb->cmd[4]=0;
-       pccb->cmd[5]=0;
-       pccb->cmdlen=6;
-       pccb->msgout[0]=SCSI_IDENTIFY; /* NOT USED */
+       pccb->cmd[0] = SCSI_TST_U_RDY;
+       pccb->cmd[1] = pccb->lun << 5;
+       pccb->cmd[2] = 0;
+       pccb->cmd[3] = 0;
+       pccb->cmd[4] = 0;
+       pccb->cmd[5] = 0;
+       pccb->cmdlen = 6;
+       pccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */
 }
 
 /*********************************************************************************
@@ -618,50 +611,49 @@ void scsi_scan(int mode)
        unsigned long blksz;
        ccb* pccb=(ccb *)&tempccb;
 
-       if(mode==1) {
+       if (mode == 1)
                printf("scanning bus for devices...\n");
-       }
-       for(i=0;i<CONFIG_SYS_SCSI_MAX_DEVICE;i++) {
-               scsi_dev_desc[i].target=0xff;
-               scsi_dev_desc[i].lun=0xff;
-               scsi_dev_desc[i].lba=0;
-               scsi_dev_desc[i].blksz=0;
-               scsi_dev_desc[i].log2blksz =
+       for (i = 0; i < CONFIG_SYS_SCSI_MAX_DEVICE; i++) {
+               scsi_dev_desc[i].target = 0xff;
+               scsi_dev_desc[i].lun = 0xff;
+               scsi_dev_desc[i].lba = 0;
+               scsi_dev_desc[i].blksz = 0;
+               scsi_dev_desc[i].log2blksz  =
                        LOG2_INVALID(typeof(scsi_dev_desc[i].log2blksz));
-               scsi_dev_desc[i].type=DEV_TYPE_UNKNOWN;
-               scsi_dev_desc[i].vendor[0]=0;
-               scsi_dev_desc[i].product[0]=0;
-               scsi_dev_desc[i].revision[0]=0;
+               scsi_dev_desc[i].type = DEV_TYPE_UNKNOWN;
+               scsi_dev_desc[i].vendor[0] = 0;
+               scsi_dev_desc[i].product[0] = 0;
+               scsi_dev_desc[i].revision[0] = 0;
                scsi_dev_desc[i].removable = false;
-               scsi_dev_desc[i].if_type=IF_TYPE_SCSI;
+               scsi_dev_desc[i].if_type = IF_TYPE_SCSI;
                scsi_dev_desc[i].devnum = i;
-               scsi_dev_desc[i].part_type=PART_TYPE_UNKNOWN;
-               scsi_dev_desc[i].block_read=scsi_read;
+               scsi_dev_desc[i].part_type = PART_TYPE_UNKNOWN;
+               scsi_dev_desc[i].block_read = scsi_read;
                scsi_dev_desc[i].block_write = scsi_write;
        }
-       scsi_max_devs=0;
-       for(i=0;i<CONFIG_SYS_SCSI_MAX_SCSI_ID;i++) {
-               pccb->target=i;
-               for(lun=0;lun<CONFIG_SYS_SCSI_MAX_LUN;lun++) {
-                       pccb->lun=lun;
-                       pccb->pdata=(unsigned char *)&tempbuff;
-                       pccb->datalen=512;
+       scsi_max_devs = 0;
+       for (i = 0; i < CONFIG_SYS_SCSI_MAX_SCSI_ID; i++) {
+               pccb->target = i;
+               for (lun = 0; lun < CONFIG_SYS_SCSI_MAX_LUN; lun++) {
+                       pccb->lun = lun;
+                       pccb->pdata = (unsigned char *)&tempbuff;
+                       pccb->datalen = 512;
                        scsi_setup_inquiry(pccb);
                        if (scsi_exec(pccb) != true) {
                                if(pccb->contr_stat==SCSI_SEL_TIME_OUT) {
-                                       debug ("Selection timeout ID %d\n",pccb->target);
+                                       debug("Selection timeout ID %d\n",
+                                             pccb->target);
                                        continue; /* selection timeout => assuming no device present */
                                }
                                scsi_print_error(pccb);
                                continue;
                        }
-                       perq=tempbuff[0];
-                       modi=tempbuff[1];
-                       if((perq & 0x1f)==0x1f) {
+                       perq = tempbuff[0];
+                       modi = tempbuff[1];
+                       if ((perq & 0x1f) == 0x1f)
                                continue; /* skip unknown devices */
-                       }
-                       if((modi&0x80)==0x80) /* drive is removable */
-                               scsi_dev_desc[scsi_max_devs].removable=true;
+                       if ((modi & 0x80) == 0x80) /* drive is removable */
+                               scsi_dev_desc[scsi_max_devs].removable = true;
                        /* get info for this device */
                        scsi_ident_cpy((unsigned char *)&scsi_dev_desc[scsi_max_devs].vendor[0],
                                       &tempbuff[8], 8);
@@ -669,14 +661,15 @@ void scsi_scan(int mode)
                                       &tempbuff[16], 16);
                        scsi_ident_cpy((unsigned char *)&scsi_dev_desc[scsi_max_devs].revision[0],
                                       &tempbuff[32], 4);
-                       scsi_dev_desc[scsi_max_devs].target=pccb->target;
-                       scsi_dev_desc[scsi_max_devs].lun=pccb->lun;
+                       scsi_dev_desc[scsi_max_devs].target = pccb->target;
+                       scsi_dev_desc[scsi_max_devs].lun = pccb->lun;
 
-                       pccb->datalen=0;
+                       pccb->datalen = 0;
                        scsi_setup_test_unit_ready(pccb);
                        if (scsi_exec(pccb) != true) {
-                               if (scsi_dev_desc[scsi_max_devs].removable == true) {
-                                       scsi_dev_desc[scsi_max_devs].type=perq;
+                               if (scsi_dev_desc[scsi_max_devs].removable) {
+                                       scsi_dev_desc[scsi_max_devs].type =
+                                                       perq;
                                        goto removable;
                                }
                                scsi_print_error(pccb);
@@ -686,11 +679,11 @@ void scsi_scan(int mode)
                                scsi_print_error(pccb);
                                continue;
                        }
-                       scsi_dev_desc[scsi_max_devs].lba=capacity;
-                       scsi_dev_desc[scsi_max_devs].blksz=blksz;
+                       scsi_dev_desc[scsi_max_devs].lba = capacity;
+                       scsi_dev_desc[scsi_max_devs].blksz = blksz;
                        scsi_dev_desc[scsi_max_devs].log2blksz =
                                LOG2(scsi_dev_desc[scsi_max_devs].blksz);
-                       scsi_dev_desc[scsi_max_devs].type=perq;
+                       scsi_dev_desc[scsi_max_devs].type = perq;
                        part_init(&scsi_dev_desc[scsi_max_devs]);
 removable:
                        if(mode==1) {
@@ -700,8 +693,8 @@ removable:
                        scsi_max_devs++;
                } /* next LUN */
        }
-       if(scsi_max_devs>0)
-               scsi_curr_dev=0;
+       if (scsi_max_devs > 0)
+               scsi_curr_dev = 0;
        else
                scsi_curr_dev = -1;