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authorMahesh Rajashekhara <Mahesh.Rajashekhara@pmcs.com>2015-03-26 10:41:24 -0400
committerJames Bottomley <JBottomley@Odin.com>2015-04-09 16:46:30 -0700
commitb836439faf04b16c80ffd9a0699a2354ebde13e1 (patch)
tree1718c9192dfaa192007ec6d1b6c4a561e2c48a94 /drivers/scsi/aacraid/aachba.c
parent2f5d1f7998b67d49263ee9d9a49669e1b8d0e302 (diff)
aacraid: 4KB sector support
Also fix up a name truncation problem Signed-off-by: Mahesh Rajashekhara <Mahesh.Rajashekhara@pmcs.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Murthy Bhat <Murthy.Bhat@pmcs.com> Signed-off-by: James Bottomley <JBottomley@Odin.com>
Diffstat (limited to 'drivers/scsi/aacraid/aachba.c')
-rw-r--r--drivers/scsi/aacraid/aachba.c240
1 files changed, 190 insertions, 50 deletions
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index b32e77db0c48..aee3eaa0bd5d 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -111,6 +111,41 @@
#define BYTE2(x) (unsigned char)((x) >> 16)
#define BYTE3(x) (unsigned char)((x) >> 24)
+/* MODE_SENSE data format */
+typedef struct {
+ struct {
+ u8 data_length;
+ u8 med_type;
+ u8 dev_par;
+ u8 bd_length;
+ } __attribute__((packed)) hd;
+ struct {
+ u8 dens_code;
+ u8 block_count[3];
+ u8 reserved;
+ u8 block_length[3];
+ } __attribute__((packed)) bd;
+ u8 mpc_buf[3];
+} __attribute__((packed)) aac_modep_data;
+
+/* MODE_SENSE_10 data format */
+typedef struct {
+ struct {
+ u8 data_length[2];
+ u8 med_type;
+ u8 dev_par;
+ u8 rsrvd[2];
+ u8 bd_length[2];
+ } __attribute__((packed)) hd;
+ struct {
+ u8 dens_code;
+ u8 block_count[3];
+ u8 reserved;
+ u8 block_length[3];
+ } __attribute__((packed)) bd;
+ u8 mpc_buf[3];
+} __attribute__((packed)) aac_modep10_data;
+
/*------------------------------------------------------------------------------
* S T R U C T S / T Y P E D E F S
*----------------------------------------------------------------------------*/
@@ -438,7 +473,7 @@ static void get_container_name_callback(void *context, struct fib * fibptr)
if ((le32_to_cpu(get_name_reply->status) == CT_OK)
&& (get_name_reply->data[0] != '\0')) {
char *sp = get_name_reply->data;
- sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0';
+ sp[sizeof(((struct aac_get_name_resp *)NULL)->data)] = '\0';
while (*sp == ' ')
++sp;
if (*sp) {
@@ -539,6 +574,14 @@ static void _aac_probe_container2(void * context, struct fib * fibptr)
if ((le32_to_cpu(dresp->status) == ST_OK) &&
(le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) &&
(le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) {
+ if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 &
+ AAC_OPTION_VARIABLE_BLOCK_SIZE)) {
+ dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200;
+ fsa_dev_ptr->block_size = 0x200;
+ } else {
+ fsa_dev_ptr->block_size =
+ le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size);
+ }
fsa_dev_ptr->valid = 1;
/* sense_key holds the current state of the spin-up */
if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY))
@@ -571,7 +614,9 @@ static void _aac_probe_container1(void * context, struct fib * fibptr)
int status;
dresp = (struct aac_mount *) fib_data(fibptr);
- dresp->mnt[0].capacityhigh = 0;
+ if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 &
+ AAC_OPTION_VARIABLE_BLOCK_SIZE))
+ dresp->mnt[0].capacityhigh = 0;
if ((le32_to_cpu(dresp->status) != ST_OK) ||
(le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) {
_aac_probe_container2(context, fibptr);
@@ -586,7 +631,12 @@ static void _aac_probe_container1(void * context, struct fib * fibptr)
dinfo = (struct aac_query_mount *)fib_data(fibptr);
- dinfo->command = cpu_to_le32(VM_NameServe64);
+ if (fibptr->dev->supplement_adapter_info.SupportedOptions2 &
+ AAC_OPTION_VARIABLE_BLOCK_SIZE)
+ dinfo->command = cpu_to_le32(VM_NameServeAllBlk);
+ else
+ dinfo->command = cpu_to_le32(VM_NameServe64);
+
dinfo->count = cpu_to_le32(scmd_id(scsicmd));
dinfo->type = cpu_to_le32(FT_FILESYS);
@@ -621,7 +671,12 @@ static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(stru
dinfo = (struct aac_query_mount *)fib_data(fibptr);
- dinfo->command = cpu_to_le32(VM_NameServe);
+ if (fibptr->dev->supplement_adapter_info.SupportedOptions2 &
+ AAC_OPTION_VARIABLE_BLOCK_SIZE)
+ dinfo->command = cpu_to_le32(VM_NameServeAllBlk);
+ else
+ dinfo->command = cpu_to_le32(VM_NameServe);
+
dinfo->count = cpu_to_le32(scmd_id(scsicmd));
dinfo->type = cpu_to_le32(FT_FILESYS);
scsicmd->SCp.ptr = (char *)callback;
@@ -982,7 +1037,8 @@ static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u3
memset(readcmd2, 0, sizeof(struct aac_raw_io2));
readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff));
readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32));
- readcmd2->byteCount = cpu_to_le32(count<<9);
+ readcmd2->byteCount = cpu_to_le32(count *
+ dev->fsa_dev[scmd_id(cmd)].block_size);
readcmd2->cid = cpu_to_le16(scmd_id(cmd));
readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ);
ret = aac_build_sgraw2(cmd, readcmd2,
@@ -997,7 +1053,8 @@ static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u3
readcmd = (struct aac_raw_io *) fib_data(fib);
readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff));
readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32));
- readcmd->count = cpu_to_le32(count<<9);
+ readcmd->count = cpu_to_le32(count *
+ dev->fsa_dev[scmd_id(cmd)].block_size);
readcmd->cid = cpu_to_le16(scmd_id(cmd));
readcmd->flags = cpu_to_le16(RIO_TYPE_READ);
readcmd->bpTotal = 0;
@@ -1062,6 +1119,7 @@ static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32
{
u16 fibsize;
struct aac_read *readcmd;
+ struct aac_dev *dev = fib->dev;
long ret;
aac_fib_init(fib);
@@ -1069,7 +1127,8 @@ static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32
readcmd->command = cpu_to_le32(VM_CtBlockRead);
readcmd->cid = cpu_to_le32(scmd_id(cmd));
readcmd->block = cpu_to_le32((u32)(lba&0xffffffff));
- readcmd->count = cpu_to_le32(count * 512);
+ readcmd->count = cpu_to_le32(count *
+ dev->fsa_dev[scmd_id(cmd)].block_size);
ret = aac_build_sg(cmd, &readcmd->sg);
if (ret < 0)
@@ -1104,7 +1163,8 @@ static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u
memset(writecmd2, 0, sizeof(struct aac_raw_io2));
writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff));
writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32));
- writecmd2->byteCount = cpu_to_le32(count<<9);
+ writecmd2->byteCount = cpu_to_le32(count *
+ dev->fsa_dev[scmd_id(cmd)].block_size);
writecmd2->cid = cpu_to_le16(scmd_id(cmd));
writecmd2->flags = (fua && ((aac_cache & 5) != 1) &&
(((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ?
@@ -1122,7 +1182,8 @@ static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u
writecmd = (struct aac_raw_io *) fib_data(fib);
writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff));
writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32));
- writecmd->count = cpu_to_le32(count<<9);
+ writecmd->count = cpu_to_le32(count *
+ dev->fsa_dev[scmd_id(cmd)].block_size);
writecmd->cid = cpu_to_le16(scmd_id(cmd));
writecmd->flags = (fua && ((aac_cache & 5) != 1) &&
(((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ?
@@ -1190,6 +1251,7 @@ static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u3
{
u16 fibsize;
struct aac_write *writecmd;
+ struct aac_dev *dev = fib->dev;
long ret;
aac_fib_init(fib);
@@ -1197,7 +1259,8 @@ static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u3
writecmd->command = cpu_to_le32(VM_CtBlockWrite);
writecmd->cid = cpu_to_le32(scmd_id(cmd));
writecmd->block = cpu_to_le32((u32)(lba&0xffffffff));
- writecmd->count = cpu_to_le32(count * 512);
+ writecmd->count = cpu_to_le32(count *
+ dev->fsa_dev[scmd_id(cmd)].block_size);
writecmd->sg.count = cpu_to_le32(1);
/* ->stable is not used - it did mean which type of write */
@@ -2329,10 +2392,10 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
cp[5] = (capacity >> 16) & 0xff;
cp[6] = (capacity >> 8) & 0xff;
cp[7] = (capacity >> 0) & 0xff;
- cp[8] = 0;
- cp[9] = 0;
- cp[10] = 2;
- cp[11] = 0;
+ cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff;
+ cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff;
+ cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff;
+ cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff;
cp[12] = 0;
alloc_len = ((scsicmd->cmnd[10] << 24)
@@ -2369,10 +2432,10 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
cp[1] = (capacity >> 16) & 0xff;
cp[2] = (capacity >> 8) & 0xff;
cp[3] = (capacity >> 0) & 0xff;
- cp[4] = 0;
- cp[5] = 0;
- cp[6] = 2;
- cp[7] = 0;
+ cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff;
+ cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff;
+ cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff;
+ cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff;
scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp));
/* Do not cache partition table for arrays */
scsicmd->device->removable = 1;
@@ -2385,30 +2448,64 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
case MODE_SENSE:
{
- char mode_buf[7];
int mode_buf_length = 4;
+ u32 capacity;
+ aac_modep_data mpd;
+
+ if (fsa_dev_ptr[cid].size <= 0x100000000ULL)
+ capacity = fsa_dev_ptr[cid].size - 1;
+ else
+ capacity = (u32)-1;
dprintk((KERN_DEBUG "MODE SENSE command.\n"));
- mode_buf[0] = 3; /* Mode data length */
- mode_buf[1] = 0; /* Medium type - default */
- mode_buf[2] = 0; /* Device-specific param,
- bit 8: 0/1 = write enabled/protected
- bit 4: 0/1 = FUA enabled */
+ memset((char *)&mpd, 0, sizeof(aac_modep_data));
+
+ /* Mode data length */
+ mpd.hd.data_length = sizeof(mpd.hd) - 1;
+ /* Medium type - default */
+ mpd.hd.med_type = 0;
+ /* Device-specific param,
+ bit 8: 0/1 = write enabled/protected
+ bit 4: 0/1 = FUA enabled */
+ mpd.hd.dev_par = 0;
+
if (dev->raw_io_interface && ((aac_cache & 5) != 1))
- mode_buf[2] = 0x10;
- mode_buf[3] = 0; /* Block descriptor length */
+ mpd.hd.dev_par = 0x10;
+ if (scsicmd->cmnd[1] & 0x8)
+ mpd.hd.bd_length = 0; /* Block descriptor length */
+ else {
+ mpd.hd.bd_length = sizeof(mpd.bd);
+ mpd.hd.data_length += mpd.hd.bd_length;
+ mpd.bd.block_length[0] =
+ (fsa_dev_ptr[cid].block_size >> 16) & 0xff;
+ mpd.bd.block_length[1] =
+ (fsa_dev_ptr[cid].block_size >> 8) & 0xff;
+ mpd.bd.block_length[2] =
+ fsa_dev_ptr[cid].block_size & 0xff;
+ if (capacity > 0xffffff) {
+ mpd.bd.block_count[0] = 0xff;
+ mpd.bd.block_count[1] = 0xff;
+ mpd.bd.block_count[2] = 0xff;
+ } else {
+ mpd.bd.block_count[0] = (capacity >> 16) & 0xff;
+ mpd.bd.block_count[1] = (capacity >> 8) & 0xff;
+ mpd.bd.block_count[2] = capacity & 0xff;
+ }
+ }
if (((scsicmd->cmnd[2] & 0x3f) == 8) ||
((scsicmd->cmnd[2] & 0x3f) == 0x3f)) {
- mode_buf[0] = 6;
- mode_buf[4] = 8;
- mode_buf[5] = 1;
- mode_buf[6] = ((aac_cache & 6) == 2)
+ mpd.hd.data_length += 3;
+ mpd.mpc_buf[0] = 8;
+ mpd.mpc_buf[1] = 1;
+ mpd.mpc_buf[2] = ((aac_cache & 6) == 2)
? 0 : 0x04; /* WCE */
- mode_buf_length = 7;
+ mode_buf_length = sizeof(mpd);
if (mode_buf_length > scsicmd->cmnd[4])
mode_buf_length = scsicmd->cmnd[4];
}
- scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length);
+ scsi_sg_copy_from_buffer(scsicmd,
+ (char *)&mpd,
+ mode_buf_length);
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
scsicmd->scsi_done(scsicmd);
@@ -2416,34 +2513,77 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
}
case MODE_SENSE_10:
{
- char mode_buf[11];
+ u32 capacity;
int mode_buf_length = 8;
+ aac_modep10_data mpd10;
+
+ if (fsa_dev_ptr[cid].size <= 0x100000000ULL)
+ capacity = fsa_dev_ptr[cid].size - 1;
+ else
+ capacity = (u32)-1;
dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n"));
- mode_buf[0] = 0; /* Mode data length (MSB) */
- mode_buf[1] = 6; /* Mode data length (LSB) */
- mode_buf[2] = 0; /* Medium type - default */
- mode_buf[3] = 0; /* Device-specific param,
- bit 8: 0/1 = write enabled/protected
- bit 4: 0/1 = FUA enabled */
+ memset((char *)&mpd10, 0, sizeof(aac_modep10_data));
+ /* Mode data length (MSB) */
+ mpd10.hd.data_length[0] = 0;
+ /* Mode data length (LSB) */
+ mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1;
+ /* Medium type - default */
+ mpd10.hd.med_type = 0;
+ /* Device-specific param,
+ bit 8: 0/1 = write enabled/protected
+ bit 4: 0/1 = FUA enabled */
+ mpd10.hd.dev_par = 0;
+
if (dev->raw_io_interface && ((aac_cache & 5) != 1))
- mode_buf[3] = 0x10;
- mode_buf[4] = 0; /* reserved */
- mode_buf[5] = 0; /* reserved */
- mode_buf[6] = 0; /* Block descriptor length (MSB) */
- mode_buf[7] = 0; /* Block descriptor length (LSB) */
+ mpd10.hd.dev_par = 0x10;
+ mpd10.hd.rsrvd[0] = 0; /* reserved */
+ mpd10.hd.rsrvd[1] = 0; /* reserved */
+ if (scsicmd->cmnd[1] & 0x8) {
+ /* Block descriptor length (MSB) */
+ mpd10.hd.bd_length[0] = 0;
+ /* Block descriptor length (LSB) */
+ mpd10.hd.bd_length[1] = 0;
+ } else {
+ mpd10.hd.bd_length[0] = 0;
+ mpd10.hd.bd_length[1] = sizeof(mpd10.bd);
+
+ mpd10.hd.data_length[1] += mpd10.hd.bd_length[1];
+
+ mpd10.bd.block_length[0] =
+ (fsa_dev_ptr[cid].block_size >> 16) & 0xff;
+ mpd10.bd.block_length[1] =
+ (fsa_dev_ptr[cid].block_size >> 8) & 0xff;
+ mpd10.bd.block_length[2] =
+ fsa_dev_ptr[cid].block_size & 0xff;
+
+ if (capacity > 0xffffff) {
+ mpd10.bd.block_count[0] = 0xff;
+ mpd10.bd.block_count[1] = 0xff;
+ mpd10.bd.block_count[2] = 0xff;
+ } else {
+ mpd10.bd.block_count[0] =
+ (capacity >> 16) & 0xff;
+ mpd10.bd.block_count[1] =
+ (capacity >> 8) & 0xff;
+ mpd10.bd.block_count[2] =
+ capacity & 0xff;
+ }
+ }
if (((scsicmd->cmnd[2] & 0x3f) == 8) ||
((scsicmd->cmnd[2] & 0x3f) == 0x3f)) {
- mode_buf[1] = 9;
- mode_buf[8] = 8;
- mode_buf[9] = 1;
- mode_buf[10] = ((aac_cache & 6) == 2)
+ mpd10.hd.data_length[1] += 3;
+ mpd10.mpc_buf[0] = 8;
+ mpd10.mpc_buf[1] = 1;
+ mpd10.mpc_buf[2] = ((aac_cache & 6) == 2)
? 0 : 0x04; /* WCE */
- mode_buf_length = 11;
+ mode_buf_length = sizeof(mpd10);
if (mode_buf_length > scsicmd->cmnd[8])
mode_buf_length = scsicmd->cmnd[8];
}
- scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length);
+ scsi_sg_copy_from_buffer(scsicmd,
+ (char *)&mpd10,
+ mode_buf_length);
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
scsicmd->scsi_done(scsicmd);