Adding upstream version 6.9.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 123 insertions, 181 deletions

diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index bd89b03296..180a008d38 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,