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Diffstat (limited to 'drivers/s390/block/dasd_eckd.c')
-rw-r--r--drivers/s390/block/dasd_eckd.c304
1 files changed, 123 insertions, 181 deletions
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index bd89b0329..180a008d3 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -10,8 +10,6 @@
* Author.........: Nigel Hislop <hislop_nigel@emc.com>
*/
-#define KMSG_COMPONENT "dasd-eckd"
-
#include <linux/stddef.h>
#include <linux/kernel.h>
#include <linux/slab.h>
@@ -37,11 +35,6 @@
#include "dasd_int.h"
#include "dasd_eckd.h"
-#ifdef PRINTK_HEADER
-#undef PRINTK_HEADER
-#endif /* PRINTK_HEADER */
-#define PRINTK_HEADER "dasd(eckd):"
-
/*
* raw track access always map to 64k in memory
* so it maps to 16 blocks of 4k per track
@@ -290,7 +283,7 @@ define_extent(struct ccw1 *ccw, struct DE_eckd_data *data, unsigned int trk,
ccw->cmd_code = DASD_ECKD_CCW_DEFINE_EXTENT;
ccw->flags = 0;
ccw->count = 16;
- ccw->cda = (__u32)virt_to_phys(data);
+ ccw->cda = virt_to_dma32(data);
}
memset(data, 0, sizeof(struct DE_eckd_data));
@@ -400,7 +393,7 @@ static void locate_record_ext(struct ccw1 *ccw, struct LRE_eckd_data *data,
ccw->count = 22;
else
ccw->count = 20;
- ccw->cda = (__u32)virt_to_phys(data);
+ ccw->cda = virt_to_dma32(data);
}
memset(data, 0, sizeof(*data));
@@ -546,11 +539,11 @@ static int prefix_LRE(struct ccw1 *ccw, struct PFX_eckd_data *pfxdata,
ccw->flags = 0;
if (cmd == DASD_ECKD_CCW_WRITE_FULL_TRACK) {
ccw->count = sizeof(*pfxdata) + 2;
- ccw->cda = (__u32)virt_to_phys(pfxdata);
+ ccw->cda = virt_to_dma32(pfxdata);
memset(pfxdata, 0, sizeof(*pfxdata) + 2);
} else {
ccw->count = sizeof(*pfxdata);
- ccw->cda = (__u32)virt_to_phys(pfxdata);
+ ccw->cda = virt_to_dma32(pfxdata);
memset(pfxdata, 0, sizeof(*pfxdata));
}
@@ -617,7 +610,7 @@ locate_record(struct ccw1 *ccw, struct LO_eckd_data *data, unsigned int trk,
ccw->cmd_code = DASD_ECKD_CCW_LOCATE_RECORD;
ccw->flags = 0;
ccw->count = 16;
- ccw->cda = (__u32)virt_to_phys(data);
+ ccw->cda = virt_to_dma32(data);
memset(data, 0, sizeof(struct LO_eckd_data));
sector = 0;
@@ -832,7 +825,7 @@ static void dasd_eckd_fill_rcd_cqr(struct dasd_device *device,
ccw = cqr->cpaddr;
ccw->cmd_code = DASD_ECKD_CCW_RCD;
ccw->flags = 0;
- ccw->cda = (__u32)virt_to_phys(rcd_buffer);
+ ccw->cda = virt_to_dma32(rcd_buffer);
ccw->count = DASD_ECKD_RCD_DATA_SIZE;
cqr->magic = DASD_ECKD_MAGIC;
@@ -860,7 +853,7 @@ static void read_conf_cb(struct dasd_ccw_req *cqr, void *data)
if (cqr->status != DASD_CQR_DONE) {
ccw = cqr->cpaddr;
- rcd_buffer = phys_to_virt(ccw->cda);
+ rcd_buffer = dma32_to_virt(ccw->cda);
memset(rcd_buffer, 0, sizeof(*rcd_buffer));
rcd_buffer[0] = 0xE5;
@@ -1072,22 +1065,14 @@ static void dasd_eckd_read_fc_security(struct dasd_device *device)
}
}
-static void dasd_eckd_get_uid_string(struct dasd_conf *conf,
- char *print_uid)
+static void dasd_eckd_get_uid_string(struct dasd_conf *conf, char *print_uid)
{
struct dasd_uid uid;
create_uid(conf, &uid);
- if (strlen(uid.vduit) > 0)
- snprintf(print_uid, DASD_UID_STRLEN,
- "%s.%s.%04x.%02x.%s",
- uid.vendor, uid.serial, uid.ssid,
- uid.real_unit_addr, uid.vduit);
- else
- snprintf(print_uid, DASD_UID_STRLEN,
- "%s.%s.%04x.%02x",
- uid.vendor, uid.serial, uid.ssid,
- uid.real_unit_addr);
+ snprintf(print_uid, DASD_UID_STRLEN, "%s.%s.%04x.%02x%s%s",
+ uid.vendor, uid.serial, uid.ssid, uid.real_unit_addr,
+ uid.vduit[0] ? "." : "", uid.vduit);
}
static int dasd_eckd_check_cabling(struct dasd_device *device,
@@ -1549,7 +1534,7 @@ static int dasd_eckd_read_features(struct dasd_device *device)
ccw->cmd_code = DASD_ECKD_CCW_PSF;
ccw->count = sizeof(struct dasd_psf_prssd_data);
ccw->flags |= CCW_FLAG_CC;
- ccw->cda = (__u32)virt_to_phys(prssdp);
+ ccw->cda = virt_to_dma32(prssdp);
/* Read Subsystem Data - feature codes */
features = (struct dasd_rssd_features *) (prssdp + 1);
@@ -1558,7 +1543,7 @@ static int dasd_eckd_read_features(struct dasd_device *device)
ccw++;
ccw->cmd_code = DASD_ECKD_CCW_RSSD;
ccw->count = sizeof(struct dasd_rssd_features);
- ccw->cda = (__u32)virt_to_phys(features);
+ ccw->cda = virt_to_dma32(features);
cqr->buildclk = get_tod_clock();
cqr->status = DASD_CQR_FILLED;
@@ -1618,7 +1603,7 @@ static int dasd_eckd_read_vol_info(struct dasd_device *device)
ccw->cmd_code = DASD_ECKD_CCW_PSF;
ccw->count = sizeof(*prssdp);
ccw->flags |= CCW_FLAG_CC;
- ccw->cda = (__u32)virt_to_phys(prssdp);
+ ccw->cda = virt_to_dma32(prssdp);
/* Read Subsystem Data - Volume Storage Query */
vsq = (struct dasd_rssd_vsq *)(prssdp + 1);
@@ -1628,7 +1613,7 @@ static int dasd_eckd_read_vol_info(struct dasd_device *device)
ccw->cmd_code = DASD_ECKD_CCW_RSSD;
ccw->count = sizeof(*vsq);
ccw->flags |= CCW_FLAG_SLI;
- ccw->cda = (__u32)virt_to_phys(vsq);
+ ccw->cda = virt_to_dma32(vsq);
cqr->buildclk = get_tod_clock();
cqr->status = DASD_CQR_FILLED;
@@ -1803,7 +1788,7 @@ static int dasd_eckd_read_ext_pool_info(struct dasd_device *device)
ccw->cmd_code = DASD_ECKD_CCW_PSF;
ccw->count = sizeof(*prssdp);
ccw->flags |= CCW_FLAG_CC;
- ccw->cda = (__u32)virt_to_phys(prssdp);
+ ccw->cda = virt_to_dma32(prssdp);
lcq = (struct dasd_rssd_lcq *)(prssdp + 1);
memset(lcq, 0, sizeof(*lcq));
@@ -1812,7 +1797,7 @@ static int dasd_eckd_read_ext_pool_info(struct dasd_device *device)
ccw->cmd_code = DASD_ECKD_CCW_RSSD;
ccw->count = sizeof(*lcq);
ccw->flags |= CCW_FLAG_SLI;
- ccw->cda = (__u32)virt_to_phys(lcq);
+ ccw->cda = virt_to_dma32(lcq);
cqr->buildclk = get_tod_clock();
cqr->status = DASD_CQR_FILLED;
@@ -1909,7 +1894,7 @@ static struct dasd_ccw_req *dasd_eckd_build_psf_ssc(struct dasd_device *device,
}
ccw = cqr->cpaddr;
ccw->cmd_code = DASD_ECKD_CCW_PSF;
- ccw->cda = (__u32)virt_to_phys(psf_ssc_data);
+ ccw->cda = virt_to_dma32(psf_ssc_data);
ccw->count = 66;
cqr->startdev = device;
@@ -2265,7 +2250,7 @@ dasd_eckd_analysis_ccw(struct dasd_device *device)
ccw->cmd_code = DASD_ECKD_CCW_READ_COUNT;
ccw->flags = 0;
ccw->count = 8;
- ccw->cda = (__u32)virt_to_phys(count_data);
+ ccw->cda = virt_to_dma32(count_data);
ccw++;
count_data++;
}
@@ -2279,7 +2264,7 @@ dasd_eckd_analysis_ccw(struct dasd_device *device)
ccw->cmd_code = DASD_ECKD_CCW_READ_COUNT;
ccw->flags = 0;
ccw->count = 8;
- ccw->cda = (__u32)virt_to_phys(count_data);
+ ccw->cda = virt_to_dma32(count_data);
cqr->block = NULL;
cqr->startdev = device;
@@ -2650,7 +2635,7 @@ dasd_eckd_build_check(struct dasd_device *base, struct format_data_t *fdata,
ccw->cmd_code = DASD_ECKD_CCW_READ_COUNT;
ccw->flags = CCW_FLAG_SLI;
ccw->count = 8;
- ccw->cda = (__u32)virt_to_phys(fmt_buffer);
+ ccw->cda = virt_to_dma32(fmt_buffer);
ccw++;
fmt_buffer++;
}
@@ -2860,7 +2845,7 @@ dasd_eckd_build_format(struct dasd_device *base, struct dasd_device *startdev,
ccw->cmd_code = DASD_ECKD_CCW_WRITE_RECORD_ZERO;
ccw->flags = CCW_FLAG_SLI;
ccw->count = 8;
- ccw->cda = (__u32)virt_to_phys(ect);
+ ccw->cda = virt_to_dma32(ect);
ccw++;
}
if ((intensity & ~0x08) & 0x04) { /* erase track */
@@ -2875,7 +2860,7 @@ dasd_eckd_build_format(struct dasd_device *base, struct dasd_device *startdev,
ccw->cmd_code = DASD_ECKD_CCW_WRITE_CKD;
ccw->flags = CCW_FLAG_SLI;
ccw->count = 8;
- ccw->cda = (__u32)virt_to_phys(ect);
+ ccw->cda = virt_to_dma32(ect);
} else { /* write remaining records */
for (i = 0; i < rpt; i++) {
ect = (struct eckd_count *) data;
@@ -2910,7 +2895,7 @@ dasd_eckd_build_format(struct dasd_device *base, struct dasd_device *startdev,
DASD_ECKD_CCW_WRITE_CKD_MT;
ccw->flags = CCW_FLAG_SLI;
ccw->count = 8;
- ccw->cda = (__u32)virt_to_phys(ect);
+ ccw->cda = virt_to_dma32(ect);
ccw++;
}
}
@@ -3851,7 +3836,7 @@ dasd_eckd_dso_ras(struct dasd_device *device, struct dasd_block *block,
}
ccw = cqr->cpaddr;
- ccw->cda = (__u32)virt_to_phys(cqr->data);
+ ccw->cda = virt_to_dma32(cqr->data);
ccw->cmd_code = DASD_ECKD_CCW_DSO;
ccw->count = size;
@@ -3976,7 +3961,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_single(
unsigned int blksize)
{
struct dasd_eckd_private *private;
- unsigned long *idaws;
+ dma64_t *idaws;
struct LO_eckd_data *LO_data;
struct dasd_ccw_req *cqr;
struct ccw1 *ccw;
@@ -4054,8 +4039,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_single(
dasd_sfree_request(cqr, startdev);
return ERR_PTR(-EAGAIN);
}
- idaws = (unsigned long *) (cqr->data +
- sizeof(struct PFX_eckd_data));
+ idaws = (dma64_t *)(cqr->data + sizeof(struct PFX_eckd_data));
} else {
if (define_extent(ccw++, cqr->data, first_trk,
last_trk, cmd, basedev, 0) == -EAGAIN) {
@@ -4065,8 +4049,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_single(
dasd_sfree_request(cqr, startdev);
return ERR_PTR(-EAGAIN);
}
- idaws = (unsigned long *) (cqr->data +
- sizeof(struct DE_eckd_data));
+ idaws = (dma64_t *)(cqr->data + sizeof(struct DE_eckd_data));
}
/* Build locate_record+read/write/ccws. */
LO_data = (struct LO_eckd_data *) (idaws + cidaw);
@@ -4120,11 +4103,11 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_single(
ccw->cmd_code = rcmd;
ccw->count = count;
if (idal_is_needed(dst, blksize)) {
- ccw->cda = (__u32)virt_to_phys(idaws);
+ ccw->cda = virt_to_dma32(idaws);
ccw->flags = CCW_FLAG_IDA;
idaws = idal_create_words(idaws, dst, blksize);
} else {
- ccw->cda = (__u32)virt_to_phys(dst);
+ ccw->cda = virt_to_dma32(dst);
ccw->flags = 0;
}
ccw++;
@@ -4167,7 +4150,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_track(
unsigned int blk_per_trk,
unsigned int blksize)
{
- unsigned long *idaws;
+ dma64_t *idaws;
struct dasd_ccw_req *cqr;
struct ccw1 *ccw;
struct req_iterator iter;
@@ -4237,7 +4220,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_track(
* (or 2K blocks on 31-bit)
* - the scope of a ccw and it's idal ends with the track boundaries
*/
- idaws = (unsigned long *) (cqr->data + sizeof(struct PFX_eckd_data));
+ idaws = (dma64_t *)(cqr->data + sizeof(struct PFX_eckd_data));
recid = first_rec;
new_track = 1;
end_idaw = 0;
@@ -4258,7 +4241,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_track(
ccw[-1].flags |= CCW_FLAG_CC;
ccw->cmd_code = cmd;
ccw->count = len_to_track_end;
- ccw->cda = (__u32)virt_to_phys(idaws);
+ ccw->cda = virt_to_dma32(idaws);
ccw->flags = CCW_FLAG_IDA;
ccw++;
recid += count;
@@ -4274,7 +4257,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_track(
* idaw ends
*/
if (!idaw_dst) {
- if ((__u32)virt_to_phys(dst) & (IDA_BLOCK_SIZE - 1)) {
+ if ((unsigned long)(dst) & (IDA_BLOCK_SIZE - 1)) {
dasd_sfree_request(cqr, startdev);
return ERR_PTR(-ERANGE);
} else
@@ -4294,7 +4277,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_cmd_track(
* idal_create_words will handle cases where idaw_len
* is larger then IDA_BLOCK_SIZE
*/
- if (!((__u32)virt_to_phys(idaw_dst + idaw_len) & (IDA_BLOCK_SIZE - 1)))
+ if (!((unsigned long)(idaw_dst + idaw_len) & (IDA_BLOCK_SIZE - 1)))
end_idaw = 1;
/* We also need to end the idaw at track end */
if (!len_to_track_end) {
@@ -4753,11 +4736,11 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_raw(struct dasd_device *startdev,
struct req_iterator iter;
struct dasd_ccw_req *cqr;
unsigned int trkcount;
- unsigned long *idaws;
unsigned int size;
unsigned char cmd;
struct bio_vec bv;
struct ccw1 *ccw;
+ dma64_t *idaws;
int use_prefix;
void *data;
char *dst;
@@ -4838,7 +4821,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_raw(struct dasd_device *startdev,
trkcount, cmd, basedev, 0, 0);
}
- idaws = (unsigned long *)(cqr->data + size);
+ idaws = (dma64_t *)(cqr->data + size);
len_to_track_end = 0;
if (start_padding_sectors) {
ccw[-1].flags |= CCW_FLAG_CC;
@@ -4847,7 +4830,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_raw(struct dasd_device *startdev,
ccw->count = 57326;
/* 64k map to one track */
len_to_track_end = 65536 - start_padding_sectors * 512;
- ccw->cda = (__u32)virt_to_phys(idaws);
+ ccw->cda = virt_to_dma32(idaws);
ccw->flags |= CCW_FLAG_IDA;
ccw->flags |= CCW_FLAG_SLI;
ccw++;
@@ -4866,7 +4849,7 @@ static struct dasd_ccw_req *dasd_eckd_build_cp_raw(struct dasd_device *startdev,
ccw->count = 57326;
/* 64k map to one track */
len_to_track_end = 65536;
- ccw->cda = (__u32)virt_to_phys(idaws);
+ ccw->cda = virt_to_dma32(idaws);
ccw->flags |= CCW_FLAG_IDA;
ccw->flags |= CCW_FLAG_SLI;
ccw++;
@@ -4923,9 +4906,9 @@ dasd_eckd_free_cp(struct dasd_ccw_req *cqr, struct request *req)
ccw++;
if (dst) {
if (ccw->flags & CCW_FLAG_IDA)
- cda = *((char **)phys_to_virt(ccw->cda));
+ cda = *((char **)dma32_to_virt(ccw->cda));
else
- cda = phys_to_virt(ccw->cda);
+ cda = dma32_to_virt(ccw->cda);
if (dst != cda) {
if (rq_data_dir(req) == READ)
memcpy(dst, cda, bv.bv_len);
@@ -5075,7 +5058,7 @@ dasd_eckd_release(struct dasd_device *device)
ccw->cmd_code = DASD_ECKD_CCW_RELEASE;
ccw->flags |= CCW_FLAG_SLI;
ccw->count = 32;
- ccw->cda = (__u32)virt_to_phys(cqr->data);
+ ccw->cda = virt_to_dma32(cqr->data);
cqr->startdev = device;
cqr->memdev = device;
clear_bit(DASD_CQR_FLAGS_USE_ERP, &cqr->flags);
@@ -5130,7 +5113,7 @@ dasd_eckd_reserve(struct dasd_device *device)
ccw->cmd_code = DASD_ECKD_CCW_RESERVE;
ccw->flags |= CCW_FLAG_SLI;
ccw->count = 32;
- ccw->cda = (__u32)virt_to_phys(cqr->data);
+ ccw->cda = virt_to_dma32(cqr->data);
cqr->startdev = device;
cqr->memdev = device;
clear_bit(DASD_CQR_FLAGS_USE_ERP, &cqr->flags);
@@ -5184,7 +5167,7 @@ dasd_eckd_steal_lock(struct dasd_device *device)
ccw->cmd_code = DASD_ECKD_CCW_SLCK;
ccw->flags |= CCW_FLAG_SLI;
ccw->count = 32;
- ccw->cda = (__u32)virt_to_phys(cqr->data);
+ ccw->cda = virt_to_dma32(cqr->data);
cqr->startdev = device;
cqr->memdev = device;
clear_bit(DASD_CQR_FLAGS_USE_ERP, &cqr->flags);
@@ -5245,7 +5228,7 @@ static int dasd_eckd_snid(struct dasd_device *device,
ccw->cmd_code = DASD_ECKD_CCW_SNID;
ccw->flags |= CCW_FLAG_SLI;
ccw->count = 12;
- ccw->cda = (__u32)virt_to_phys(cqr->data);
+ ccw->cda = virt_to_dma32(cqr->data);
cqr->startdev = device;
cqr->memdev = device;
clear_bit(DASD_CQR_FLAGS_USE_ERP, &cqr->flags);
@@ -5312,7 +5295,7 @@ dasd_eckd_performance(struct dasd_device *device, void __user *argp)
ccw->cmd_code = DASD_ECKD_CCW_PSF;
ccw->count = sizeof(struct dasd_psf_prssd_data);
ccw->flags |= CCW_FLAG_CC;
- ccw->cda = (__u32)virt_to_phys(prssdp);
+ ccw->cda = virt_to_dma32(prssdp);
/* Read Subsystem Data - Performance Statistics */
stats = (struct dasd_rssd_perf_stats_t *) (prssdp + 1);
@@ -5321,7 +5304,7 @@ dasd_eckd_performance(struct dasd_device *device, void __user *argp)
ccw++;
ccw->cmd_code = DASD_ECKD_CCW_RSSD;
ccw->count = sizeof(struct dasd_rssd_perf_stats_t);
- ccw->cda = (__u32)virt_to_phys(stats);
+ ccw->cda = virt_to_dma32(stats);
cqr->buildclk = get_tod_clock();
cqr->status = DASD_CQR_FILLED;
@@ -5465,7 +5448,7 @@ static int dasd_symm_io(struct dasd_device *device, void __user *argp)
ccw->cmd_code = DASD_ECKD_CCW_PSF;
ccw->count = usrparm.psf_data_len;
ccw->flags |= CCW_FLAG_CC;
- ccw->cda = (__u32)virt_to_phys(psf_data);
+ ccw->cda = virt_to_dma32(psf_data);
ccw++;
@@ -5473,7 +5456,7 @@ static int dasd_symm_io(struct dasd_device *device, void __user *argp)
ccw->cmd_code = DASD_ECKD_CCW_RSSD;
ccw->count = usrparm.rssd_result_len;
ccw->flags = CCW_FLAG_SLI ;
- ccw->cda = (__u32)virt_to_phys(rssd_result);
+ ccw->cda = virt_to_dma32(rssd_result);
rc = dasd_sleep_on(cqr);
if (rc)
@@ -5529,22 +5512,22 @@ dasd_eckd_ioctl(struct dasd_block *block, unsigned int cmd, void __user *argp)
* and return number of printed chars.
*/
static void
-dasd_eckd_dump_ccw_range(struct ccw1 *from, struct ccw1 *to, char *page)
+dasd_eckd_dump_ccw_range(struct dasd_device *device, struct ccw1 *from,
+ struct ccw1 *to, char *page)
{
int len, count;
char *datap;
len = 0;
while (from <= to) {
- len += sprintf(page + len, PRINTK_HEADER
- " CCW %p: %08X %08X DAT:",
+ len += sprintf(page + len, "CCW %px: %08X %08X DAT:",
from, ((int *) from)[0], ((int *) from)[1]);
/* get pointer to data (consider IDALs) */
if (from->flags & CCW_FLAG_IDA)
- datap = (char *)*((addr_t *)phys_to_virt(from->cda));
+ datap = (char *)*((addr_t *)dma32_to_virt(from->cda));
else
- datap = phys_to_virt(from->cda);
+ datap = dma32_to_virt(from->cda);
/* dump data (max 128 bytes) */
for (count = 0; count < from->count && count < 128; count++) {
@@ -5560,7 +5543,7 @@ dasd_eckd_dump_ccw_range(struct ccw1 *from, struct ccw1 *to, char *page)
from++;
}
if (len > 0)
- printk(KERN_ERR "%s", page);
+ dev_err(&device->cdev->dev, "%s", page);
}
static void
@@ -5591,9 +5574,12 @@ dasd_eckd_dump_sense_dbf(struct dasd_device *device, struct irb *irb,
static void dasd_eckd_dump_sense_ccw(struct dasd_device *device,
struct dasd_ccw_req *req, struct irb *irb)
{
- char *page;
struct ccw1 *first, *last, *fail, *from, *to;
+ struct device *dev;
int len, sl, sct;
+ char *page;
+
+ dev = &device->cdev->dev;
page = (char *) get_zeroed_page(GFP_ATOMIC);
if (page == NULL) {
@@ -5602,24 +5588,18 @@ static void dasd_eckd_dump_sense_ccw(struct dasd_device *device,
return;
}
/* dump the sense data */
- len = sprintf(page, PRINTK_HEADER
- " I/O status report for device %s:\n",
- dev_name(&device->cdev->dev));
- len += sprintf(page + len, PRINTK_HEADER
- " in req: %p CC:%02X FC:%02X AC:%02X SC:%02X DS:%02X "
- "CS:%02X RC:%d\n",
+ len = sprintf(page, "I/O status report:\n");
+ len += sprintf(page + len,
+ "in req: %px CC:%02X FC:%02X AC:%02X SC:%02X DS:%02X CS:%02X RC:%d\n",
req, scsw_cc(&irb->scsw), scsw_fctl(&irb->scsw),
scsw_actl(&irb->scsw), scsw_stctl(&irb->scsw),
scsw_dstat(&irb->scsw), scsw_cstat(&irb->scsw),
req ? req->intrc : 0);
- len += sprintf(page + len, PRINTK_HEADER
- " device %s: Failing CCW: %p\n",
- dev_name(&device->cdev->dev),
- phys_to_virt(irb->scsw.cmd.cpa));
+ len += sprintf(page + len, "Failing CCW: %px\n",
+ dma32_to_virt(irb->scsw.cmd.cpa));
if (irb->esw.esw0.erw.cons) {
for (sl = 0; sl < 4; sl++) {
- len += sprintf(page + len, PRINTK_HEADER
- " Sense(hex) %2d-%2d:",
+ len += sprintf(page + len, "Sense(hex) %2d-%2d:",
(8 * sl), ((8 * sl) + 7));
for (sct = 0; sct < 8; sct++) {
@@ -5631,23 +5611,20 @@ static void dasd_eckd_dump_sense_ccw(struct dasd_device *device,
if (irb->ecw[27] & DASD_SENSE_BIT_0) {
/* 24 Byte Sense Data */
- sprintf(page + len, PRINTK_HEADER
- " 24 Byte: %x MSG %x, "
- "%s MSGb to SYSOP\n",
+ sprintf(page + len,
+ "24 Byte: %x MSG %x, %s MSGb to SYSOP\n",
irb->ecw[7] >> 4, irb->ecw[7] & 0x0f,
irb->ecw[1] & 0x10 ? "" : "no");
} else {
/* 32 Byte Sense Data */
- sprintf(page + len, PRINTK_HEADER
- " 32 Byte: Format: %x "
- "Exception class %x\n",
+ sprintf(page + len,
+ "32 Byte: Format: %x Exception class %x\n",
irb->ecw[6] & 0x0f, irb->ecw[22] >> 4);
}
} else {
- sprintf(page + len, PRINTK_HEADER
- " SORRY - NO VALID SENSE AVAILABLE\n");
+ sprintf(page + len, "SORRY - NO VALID SENSE AVAILABLE\n");
}
- printk(KERN_ERR "%s", page);
+ dev_err(dev, "%s", page);
if (req) {
/* req == NULL for unsolicited interrupts */
@@ -5656,28 +5633,28 @@ static void dasd_eckd_dump_sense_ccw(struct dasd_device *device,
first = req->cpaddr;
for (last = first; last->flags & (CCW_FLAG_CC | CCW_FLAG_DC); last++);
to = min(first + 6, last);
- printk(KERN_ERR PRINTK_HEADER " Related CP in req: %p\n", req);
- dasd_eckd_dump_ccw_range(first, to, page);
+ dev_err(dev, "Related CP in req: %px\n", req);
+ dasd_eckd_dump_ccw_range(device, first, to, page);
/* print failing CCW area (maximum 4) */
/* scsw->cda is either valid or zero */
from = ++to;
- fail = phys_to_virt(irb->scsw.cmd.cpa); /* failing CCW */
+ fail = dma32_to_virt(irb->scsw.cmd.cpa); /* failing CCW */
if (from < fail - 2) {
from = fail - 2; /* there is a gap - print header */
- printk(KERN_ERR PRINTK_HEADER "......\n");
+ dev_err(dev, "......\n");
}
to = min(fail + 1, last);
- dasd_eckd_dump_ccw_range(from, to, page + len);
+ dasd_eckd_dump_ccw_range(device, from, to, page + len);
/* print last CCWs (maximum 2) */
len = 0;
from = max(from, ++to);
if (from < last - 1) {
from = last - 1; /* there is a gap - print header */
- printk(KERN_ERR PRINTK_HEADER "......\n");
+ dev_err(dev, "......\n");
}
- dasd_eckd_dump_ccw_range(from, last, page + len);
+ dasd_eckd_dump_ccw_range(device, from, last, page + len);
}
free_page((unsigned long) page);
}
@@ -5701,11 +5678,9 @@ static void dasd_eckd_dump_sense_tcw(struct dasd_device *device,
return;
}
/* dump the sense data */
- len = sprintf(page, PRINTK_HEADER
- " I/O status report for device %s:\n",
- dev_name(&device->cdev->dev));
- len += sprintf(page + len, PRINTK_HEADER
- " in req: %p CC:%02X FC:%02X AC:%02X SC:%02X DS:%02X "
+ len = sprintf(page, "I/O status report:\n");
+ len += sprintf(page + len,
+ "in req: %px CC:%02X FC:%02X AC:%02X SC:%02X DS:%02X "
"CS:%02X fcxs:%02X schxs:%02X RC:%d\n",
req, scsw_cc(&irb->scsw), scsw_fctl(&irb->scsw),
scsw_actl(&irb->scsw), scsw_stctl(&irb->scsw),
@@ -5713,58 +5688,46 @@ static void dasd_eckd_dump_sense_tcw(struct dasd_device *device,
irb->scsw.tm.fcxs,
(irb->scsw.tm.ifob << 7) | irb->scsw.tm.sesq,
req ? req->intrc : 0);
- len += sprintf(page + len, PRINTK_HEADER
- " device %s: Failing TCW: %p\n",
- dev_name(&device->cdev->dev),
- phys_to_virt(irb->scsw.tm.tcw));
+ len += sprintf(page + len, "Failing TCW: %px\n",
+ dma32_to_virt(irb->scsw.tm.tcw));
tsb = NULL;
sense = NULL;
if (irb->scsw.tm.tcw && (irb->scsw.tm.fcxs & 0x01))
- tsb = tcw_get_tsb(phys_to_virt(irb->scsw.tm.tcw));
+ tsb = tcw_get_tsb(dma32_to_virt(irb->scsw.tm.tcw));
if (tsb) {
- len += sprintf(page + len, PRINTK_HEADER
- " tsb->length %d\n", tsb->length);
- len += sprintf(page + len, PRINTK_HEADER
- " tsb->flags %x\n", tsb->flags);
- len += sprintf(page + len, PRINTK_HEADER
- " tsb->dcw_offset %d\n", tsb->dcw_offset);
- len += sprintf(page + len, PRINTK_HEADER
- " tsb->count %d\n", tsb->count);
+ len += sprintf(page + len, "tsb->length %d\n", tsb->length);
+ len += sprintf(page + len, "tsb->flags %x\n", tsb->flags);
+ len += sprintf(page + len, "tsb->dcw_offset %d\n", tsb->dcw_offset);
+ len += sprintf(page + len, "tsb->count %d\n", tsb->count);
residual = tsb->count - 28;
- len += sprintf(page + len, PRINTK_HEADER
- " residual %d\n", residual);
+ len += sprintf(page + len, "residual %d\n", residual);
switch (tsb->flags & 0x07) {
case 1: /* tsa_iostat */
- len += sprintf(page + len, PRINTK_HEADER
- " tsb->tsa.iostat.dev_time %d\n",
+ len += sprintf(page + len, "tsb->tsa.iostat.dev_time %d\n",
tsb->tsa.iostat.dev_time);
- len += sprintf(page + len, PRINTK_HEADER
- " tsb->tsa.iostat.def_time %d\n",
+ len += sprintf(page + len, "tsb->tsa.iostat.def_time %d\n",
tsb->tsa.iostat.def_time);
- len += sprintf(page + len, PRINTK_HEADER
- " tsb->tsa.iostat.queue_time %d\n",
+ len += sprintf(page + len, "tsb->tsa.iostat.queue_time %d\n",
tsb->tsa.iostat.queue_time);
- len += sprintf(page + len, PRINTK_HEADER
- " tsb->tsa.iostat.dev_busy_time %d\n",
+ len += sprintf(page + len, "tsb->tsa.iostat.dev_busy_time %d\n",
tsb->tsa.iostat.dev_busy_time);
- len += sprintf(page + len, PRINTK_HEADER
- " tsb->tsa.iostat.dev_act_time %d\n",
+ len += sprintf(page + len, "tsb->tsa.iostat.dev_act_time %d\n",
tsb->tsa.iostat.dev_act_time);
sense = tsb->tsa.iostat.sense;
break;
case 2: /* ts_ddpc */
- len += sprintf(page + len, PRINTK_HEADER
- " tsb->tsa.ddpc.rc %d\n", tsb->tsa.ddpc.rc);
+ len += sprintf(page + len, "tsb->tsa.ddpc.rc %d\n",
+ tsb->tsa.ddpc.rc);
for (sl = 0; sl < 2; sl++) {
- len += sprintf(page + len, PRINTK_HEADER
- " tsb->tsa.ddpc.rcq %2d-%2d: ",
+ len += sprintf(page + len,
+ "tsb->tsa.ddpc.rcq %2d-%2d: ",
(8 * sl), ((8 * sl) + 7));
rcq = tsb->tsa.ddpc.rcq;
for (sct = 0; sct < 8; sct++) {
- len += sprintf(page + len, " %02x",
+ len += sprintf(page + len, "%02x",
rcq[8 * sl + sct]);
}
len += sprintf(page + len, "\n");
@@ -5772,15 +5735,15 @@ static void dasd_eckd_dump_sense_tcw(struct dasd_device *device,
sense = tsb->tsa.ddpc.sense;
break;
case 3: /* tsa_intrg */
- len += sprintf(page + len, PRINTK_HEADER
- " tsb->tsa.intrg.: not supported yet\n");
+ len += sprintf(page + len,
+ "tsb->tsa.intrg.: not supported yet\n");
break;
}
if (sense) {
for (sl = 0; sl < 4; sl++) {
- len += sprintf(page + len, PRINTK_HEADER
- " Sense(hex) %2d-%2d:",
+ len += sprintf(page + len,
+ "Sense(hex) %2d-%2d:",
(8 * sl), ((8 * sl) + 7));
for (sct = 0; sct < 8; sct++) {
len += sprintf(page + len, " %02x",
@@ -5791,27 +5754,23 @@ static void dasd_eckd_dump_sense_tcw(struct dasd_device *device,
if (sense[27] & DASD_SENSE_BIT_0) {
/* 24 Byte Sense Data */
- sprintf(page + len, PRINTK_HEADER
- " 24 Byte: %x MSG %x, "
- "%s MSGb to SYSOP\n",
+ sprintf(page + len,
+ "24 Byte: %x MSG %x, %s MSGb to SYSOP\n",
sense[7] >> 4, sense[7] & 0x0f,
sense[1] & 0x10 ? "" : "no");
} else {
/* 32 Byte Sense Data */
- sprintf(page + len, PRINTK_HEADER
- " 32 Byte: Format: %x "
- "Exception class %x\n",
+ sprintf(page + len,
+ "32 Byte: Format: %x Exception class %x\n",
sense[6] & 0x0f, sense[22] >> 4);
}
} else {
- sprintf(page + len, PRINTK_HEADER
- " SORRY - NO VALID SENSE AVAILABLE\n");
+ sprintf(page + len, "SORRY - NO VALID SENSE AVAILABLE\n");
}
} else {
- sprintf(page + len, PRINTK_HEADER
- " SORRY - NO TSB DATA AVAILABLE\n");
+ sprintf(page + len, "SORRY - NO TSB DATA AVAILABLE\n");
}
- printk(KERN_ERR "%s", page);
+ dev_err(&device->cdev->dev, "%s", page);
free_page((unsigned long) page);
}
@@ -5945,7 +5904,7 @@ retry:
ccw->count = sizeof(struct dasd_psf_prssd_data);
ccw->flags |= CCW_FLAG_CC;
ccw->flags |= CCW_FLAG_SLI;
- ccw->cda = (__u32)virt_to_phys(prssdp);
+ ccw->cda = virt_to_dma32(prssdp);
/* Read Subsystem Data - message buffer */
message_buf = (struct dasd_rssd_messages *) (prssdp + 1);
@@ -5955,7 +5914,7 @@ retry:
ccw->cmd_code = DASD_ECKD_CCW_RSSD;
ccw->count = sizeof(struct dasd_rssd_messages);
ccw->flags |= CCW_FLAG_SLI;
- ccw->cda = (__u32)virt_to_phys(message_buf);
+ ccw->cda = virt_to_dma32(message_buf);
cqr->buildclk = get_tod_clock();
cqr->status = DASD_CQR_FILLED;
@@ -6036,14 +5995,14 @@ static int dasd_eckd_query_host_access(struct dasd_device *device,
ccw->count = sizeof(struct dasd_psf_prssd_data);
ccw->flags |= CCW_FLAG_CC;
ccw->flags |= CCW_FLAG_SLI;
- ccw->cda = (__u32)virt_to_phys(prssdp);
+ ccw->cda = virt_to_dma32(prssdp);
/* Read Subsystem Data - query host access */
ccw++;
ccw->cmd_code = DASD_ECKD_CCW_RSSD;
ccw->count = sizeof(struct dasd_psf_query_host_access);
ccw->flags |= CCW_FLAG_SLI;
- ccw->cda = (__u32)virt_to_phys(host_access);
+ ccw->cda = virt_to_dma32(host_access);
cqr->buildclk = get_tod_clock();
cqr->status = DASD_CQR_FILLED;
@@ -6278,14 +6237,14 @@ static int dasd_eckd_query_pprc_status(struct dasd_device *device,
ccw->count = sizeof(struct dasd_psf_prssd_data);
ccw->flags |= CCW_FLAG_CC;
ccw->flags |= CCW_FLAG_SLI;
- ccw->cda = (__u32)(addr_t)prssdp;
+ ccw->cda = virt_to_dma32(prssdp);
/* Read Subsystem Data - query host access */
ccw++;
ccw->cmd_code = DASD_ECKD_CCW_RSSD;
ccw->count = sizeof(*pprc_data);
ccw->flags |= CCW_FLAG_SLI;
- ccw->cda = (__u32)(addr_t)pprc_data;
+ ccw->cda = virt_to_dma32(pprc_data);
cqr->buildclk = get_tod_clock();
cqr->status = DASD_CQR_FILLED;
@@ -6379,7 +6338,7 @@ dasd_eckd_psf_cuir_response(struct dasd_device *device, int response,
psf_cuir->ssid = device->path[pos].ssid;
ccw = cqr->cpaddr;
ccw->cmd_code = DASD_ECKD_CCW_PSF;
- ccw->cda = (__u32)virt_to_phys(psf_cuir);
+ ccw->cda = virt_to_dma32(psf_cuir);
ccw->flags = CCW_FLAG_SLI;
ccw->count = sizeof(struct dasd_psf_cuir_response);
@@ -6865,17 +6824,9 @@ static void dasd_eckd_handle_hpf_error(struct dasd_device *device,
dasd_schedule_requeue(device);
}
-/*
- * Initialize block layer request queue.
- */
-static void dasd_eckd_setup_blk_queue(struct dasd_block *block)
+static unsigned int dasd_eckd_max_sectors(struct dasd_block *block)
{
- unsigned int logical_block_size = block->bp_block;
- struct request_queue *q = block->gdp->queue;
- struct dasd_device *device = block->base;
- int max;
-
- if (device->features & DASD_FEATURE_USERAW) {
+ if (block->base->features & DASD_FEATURE_USERAW) {
/*
* the max_blocks value for raw_track access is 256
* it is higher than the native ECKD value because we
@@ -6883,19 +6834,10 @@ static void dasd_eckd_setup_blk_queue(struct dasd_block *block)
* so the max_hw_sectors are
* 2048 x 512B = 1024kB = 16 tracks
*/
- max = DASD_ECKD_MAX_BLOCKS_RAW << block->s2b_shift;
- } else {
- max = DASD_ECKD_MAX_BLOCKS << block->s2b_shift;
+ return DASD_ECKD_MAX_BLOCKS_RAW << block->s2b_shift;
}
- blk_queue_flag_set(QUEUE_FLAG_NONROT, q);
- q->limits.max_dev_sectors = max;
- blk_queue_logical_block_size(q, logical_block_size);
- blk_queue_max_hw_sectors(q, max);
- blk_queue_max_segments(q, USHRT_MAX);
- /* With page sized segments each segment can be translated into one idaw/tidaw */
- blk_queue_max_segment_size(q, PAGE_SIZE);
- blk_queue_segment_boundary(q, PAGE_SIZE - 1);
- blk_queue_dma_alignment(q, PAGE_SIZE - 1);
+
+ return DASD_ECKD_MAX_BLOCKS << block->s2b_shift;
}
static struct ccw_driver dasd_eckd_driver = {
@@ -6927,7 +6869,7 @@ static struct dasd_discipline dasd_eckd_discipline = {
.basic_to_ready = dasd_eckd_basic_to_ready,
.online_to_ready = dasd_eckd_online_to_ready,
.basic_to_known = dasd_eckd_basic_to_known,
- .setup_blk_queue = dasd_eckd_setup_blk_queue,
+ .max_sectors = dasd_eckd_max_sectors,
.fill_geometry = dasd_eckd_fill_geometry,
.start_IO = dasd_start_IO,
.term_IO = dasd_term_IO,
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-16 03:46:20 +0000