diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-12 11:40:55 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-12 11:40:55 -0700 |
commit | 07104839597803ccd9b2c4f543ee4651522b4aa1 (patch) | |
tree | b3b569c955fb7abe10d1b89139c0f4a388933609 /drivers/scsi/qlogicpti.c | |
parent | 589acce53e235055806e81e330af1e8f115bfcc2 (diff) | |
parent | 56c5d900dbb8e042bfad035d18433476931d8f93 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6: (180 commits)
leo: disable cursor when leaving graphics mode
cg6: disable cursor when leaving graphics mode
sparc32: sun4m interrupt mask cleanup
drivers/rtc/Kconfig: don't build rtc-cmos.o on sparc32
sparc: arch/sparc/kernel/pmc.c -- extra #include?
sparc32: Add more extensive documentation of sun4m interrupts.
sparc32: Kill irq_rcvreg from sun4m_irq.c
sparc32: Delete master_l10_limit.
sparc32: Use PROM device probing for sun4c timers.
sparc32: Use PROM device probing for sun4c interrupt register.
sparc32: Delete claim_ticker14().
sparc32: Stop calling claim_ticker14() from sun4c_irq.c
sparc32: Kill clear_profile_irq btfixup entry.
sparc32: Call sun4m_clear_profile_irq() directly from sun4m_smp.c
sparc32: Remove #if 0'd code from sun4c_irq.c
sparc32: Remove some SMP ifdefs in sun4d_irq.c
sparc32: Use PROM infrastructure for probing and mapping sun4d timers.
sparc32: Use PROM device probing for sun4m irq registers.
sparc32: Use PROM device probing for sun4m timer registers.
sparc: Fix user_regset 'n' field values.
...
Diffstat (limited to 'drivers/scsi/qlogicpti.c')
-rw-r--r-- | drivers/scsi/qlogicpti.c | 146 |
1 files changed, 75 insertions, 71 deletions
diff --git a/drivers/scsi/qlogicpti.c b/drivers/scsi/qlogicpti.c index 90535089672..69d6ad862b6 100644 --- a/drivers/scsi/qlogicpti.c +++ b/drivers/scsi/qlogicpti.c @@ -1,6 +1,6 @@ /* qlogicpti.c: Performance Technologies QlogicISP sbus card driver. * - * Copyright (C) 1996, 2006 David S. Miller (davem@davemloft.net) + * Copyright (C) 1996, 2006, 2008 David S. Miller (davem@davemloft.net) * * A lot of this driver was directly stolen from Erik H. Moe's PCI * Qlogic ISP driver. Mucho kudos to him for this code. @@ -25,12 +25,14 @@ #include <linux/interrupt.h> #include <linux/module.h> #include <linux/jiffies.h> +#include <linux/dma-mapping.h> +#include <linux/of.h> +#include <linux/of_device.h> #include <asm/byteorder.h> #include "qlogicpti.h" -#include <asm/sbus.h> #include <asm/dma.h> #include <asm/system.h> #include <asm/ptrace.h> @@ -157,7 +159,7 @@ static inline void set_sbus_cfg1(struct qlogicpti *qpti) * is a nop and the chip ends up using the smallest burst * size. -DaveM */ - if (sbus_can_burst64(qpti->sdev) && (bursts & DMA_BURST64)) { + if (sbus_can_burst64() && (bursts & DMA_BURST64)) { val = (SBUS_CFG1_BENAB | SBUS_CFG1_B64); } else #endif @@ -684,19 +686,19 @@ static void __devexit qpti_chain_del(struct qlogicpti *qpti) static int __devinit qpti_map_regs(struct qlogicpti *qpti) { - struct sbus_dev *sdev = qpti->sdev; + struct of_device *op = qpti->op; - qpti->qregs = sbus_ioremap(&sdev->resource[0], 0, - sdev->reg_addrs[0].reg_size, - "PTI Qlogic/ISP"); + qpti->qregs = of_ioremap(&op->resource[0], 0, + resource_size(&op->resource[0]), + "PTI Qlogic/ISP"); if (!qpti->qregs) { printk("PTI: Qlogic/ISP registers are unmappable\n"); return -1; } if (qpti->is_pti) { - qpti->sreg = sbus_ioremap(&sdev->resource[0], (16 * 4096), - sizeof(unsigned char), - "PTI Qlogic/ISP statreg"); + qpti->sreg = of_ioremap(&op->resource[0], (16 * 4096), + sizeof(unsigned char), + "PTI Qlogic/ISP statreg"); if (!qpti->sreg) { printk("PTI: Qlogic/ISP status register is unmappable\n"); return -1; @@ -707,9 +709,9 @@ static int __devinit qpti_map_regs(struct qlogicpti *qpti) static int __devinit qpti_register_irq(struct qlogicpti *qpti) { - struct sbus_dev *sdev = qpti->sdev; + struct of_device *op = qpti->op; - qpti->qhost->irq = qpti->irq = sdev->irqs[0]; + qpti->qhost->irq = qpti->irq = op->irqs[0]; /* We used to try various overly-clever things to * reduce the interrupt processing overhead on @@ -732,17 +734,19 @@ fail: static void __devinit qpti_get_scsi_id(struct qlogicpti *qpti) { - qpti->scsi_id = prom_getintdefault(qpti->prom_node, - "initiator-id", - -1); + struct of_device *op = qpti->op; + struct device_node *dp; + + dp = op->node; + + qpti->scsi_id = of_getintprop_default(dp, "initiator-id", -1); if (qpti->scsi_id == -1) - qpti->scsi_id = prom_getintdefault(qpti->prom_node, - "scsi-initiator-id", - -1); + qpti->scsi_id = of_getintprop_default(dp, "scsi-initiator-id", + -1); if (qpti->scsi_id == -1) qpti->scsi_id = - prom_getintdefault(qpti->sdev->bus->prom_node, - "scsi-initiator-id", 7); + of_getintprop_default(dp->parent, + "scsi-initiator-id", 7); qpti->qhost->this_id = qpti->scsi_id; qpti->qhost->max_sectors = 64; @@ -751,12 +755,11 @@ static void __devinit qpti_get_scsi_id(struct qlogicpti *qpti) static void qpti_get_bursts(struct qlogicpti *qpti) { - struct sbus_dev *sdev = qpti->sdev; + struct of_device *op = qpti->op; u8 bursts, bmask; - bursts = prom_getintdefault(qpti->prom_node, "burst-sizes", 0xff); - bmask = prom_getintdefault(sdev->bus->prom_node, - "burst-sizes", 0xff); + bursts = of_getintprop_default(op->node, "burst-sizes", 0xff); + bmask = of_getintprop_default(op->node->parent, "burst-sizes", 0xff); if (bmask != 0xff) bursts &= bmask; if (bursts == 0xff || @@ -785,25 +788,25 @@ static void qpti_get_clock(struct qlogicpti *qpti) */ static int __devinit qpti_map_queues(struct qlogicpti *qpti) { - struct sbus_dev *sdev = qpti->sdev; + struct of_device *op = qpti->op; #define QSIZE(entries) (((entries) + 1) * QUEUE_ENTRY_LEN) - qpti->res_cpu = sbus_alloc_consistent(sdev, - QSIZE(RES_QUEUE_LEN), - &qpti->res_dvma); + qpti->res_cpu = dma_alloc_coherent(&op->dev, + QSIZE(RES_QUEUE_LEN), + &qpti->res_dvma, GFP_ATOMIC); if (qpti->res_cpu == NULL || qpti->res_dvma == 0) { printk("QPTI: Cannot map response queue.\n"); return -1; } - qpti->req_cpu = sbus_alloc_consistent(sdev, - QSIZE(QLOGICPTI_REQ_QUEUE_LEN), - &qpti->req_dvma); + qpti->req_cpu = dma_alloc_coherent(&op->dev, + QSIZE(QLOGICPTI_REQ_QUEUE_LEN), + &qpti->req_dvma, GFP_ATOMIC); if (qpti->req_cpu == NULL || qpti->req_dvma == 0) { - sbus_free_consistent(sdev, QSIZE(RES_QUEUE_LEN), - qpti->res_cpu, qpti->res_dvma); + dma_free_coherent(&op->dev, QSIZE(RES_QUEUE_LEN), + qpti->res_cpu, qpti->res_dvma); printk("QPTI: Cannot map request queue.\n"); return -1; } @@ -875,8 +878,9 @@ static inline int load_cmd(struct scsi_cmnd *Cmnd, struct Command_Entry *cmd, int sg_count; sg = scsi_sglist(Cmnd); - sg_count = sbus_map_sg(qpti->sdev, sg, scsi_sg_count(Cmnd), - Cmnd->sc_data_direction); + sg_count = dma_map_sg(&qpti->op->dev, sg, + scsi_sg_count(Cmnd), + Cmnd->sc_data_direction); ds = cmd->dataseg; cmd->segment_cnt = sg_count; @@ -1152,9 +1156,9 @@ static struct scsi_cmnd *qlogicpti_intr_handler(struct qlogicpti *qpti) Cmnd->result = DID_ERROR << 16; if (scsi_bufflen(Cmnd)) - sbus_unmap_sg(qpti->sdev, - scsi_sglist(Cmnd), scsi_sg_count(Cmnd), - Cmnd->sc_data_direction); + dma_unmap_sg(&qpti->op->dev, + scsi_sglist(Cmnd), scsi_sg_count(Cmnd), + Cmnd->sc_data_direction); qpti->cmd_count[Cmnd->device->id]--; sbus_writew(out_ptr, qpti->qregs + MBOX5); @@ -1268,34 +1272,32 @@ static struct scsi_host_template qpti_template = { .use_clustering = ENABLE_CLUSTERING, }; -static int __devinit qpti_sbus_probe(struct of_device *dev, const struct of_device_id *match) +static int __devinit qpti_sbus_probe(struct of_device *op, const struct of_device_id *match) { - static int nqptis; - struct sbus_dev *sdev = to_sbus_device(&dev->dev); - struct device_node *dp = dev->node; struct scsi_host_template *tpnt = match->data; + struct device_node *dp = op->node; struct Scsi_Host *host; struct qlogicpti *qpti; + static int nqptis; const char *fcode; /* Sometimes Antares cards come up not completely * setup, and we get a report of a zero IRQ. */ - if (sdev->irqs[0] == 0) + if (op->irqs[0] == 0) return -ENODEV; host = scsi_host_alloc(tpnt, sizeof(struct qlogicpti)); if (!host) return -ENOMEM; - qpti = (struct qlogicpti *) host->hostdata; + qpti = shost_priv(host); host->max_id = MAX_TARGETS; qpti->qhost = host; - qpti->sdev = sdev; + qpti->op = op; qpti->qpti_id = nqptis; - qpti->prom_node = sdev->prom_node; - strcpy(qpti->prom_name, sdev->ofdev.node->name); + strcpy(qpti->prom_name, op->node->name); qpti->is_pti = strcmp(qpti->prom_name, "QLGC,isp"); if (qpti_map_regs(qpti) < 0) @@ -1341,12 +1343,12 @@ static int __devinit qpti_sbus_probe(struct of_device *dev, const struct of_devi (qpti->ultra ? "Ultra" : "Fast"), (qpti->differential ? "differential" : "single ended")); - if (scsi_add_host(host, &dev->dev)) { + if (scsi_add_host(host, &op->dev)) { printk("qlogicpti%d: Failed scsi_add_host\n", qpti->qpti_id); goto fail_unmap_queues; } - dev_set_drvdata(&sdev->ofdev.dev, qpti); + dev_set_drvdata(&op->dev, qpti); qpti_chain_add(qpti); @@ -1357,19 +1359,20 @@ static int __devinit qpti_sbus_probe(struct of_device *dev, const struct of_devi fail_unmap_queues: #define QSIZE(entries) (((entries) + 1) * QUEUE_ENTRY_LEN) - sbus_free_consistent(qpti->sdev, - QSIZE(RES_QUEUE_LEN), - qpti->res_cpu, qpti->res_dvma); - sbus_free_consistent(qpti->sdev, - QSIZE(QLOGICPTI_REQ_QUEUE_LEN), - qpti->req_cpu, qpti->req_dvma); + dma_free_coherent(&op->dev, + QSIZE(RES_QUEUE_LEN), + qpti->res_cpu, qpti->res_dvma); + dma_free_coherent(&op->dev, + QSIZE(QLOGICPTI_REQ_QUEUE_LEN), + qpti->req_cpu, qpti->req_dvma); #undef QSIZE fail_unmap_regs: - sbus_iounmap(qpti->qregs, - qpti->sdev->reg_addrs[0].reg_size); + of_iounmap(&op->resource[0], qpti->qregs, + resource_size(&op->resource[0])); if (qpti->is_pti) - sbus_iounmap(qpti->sreg, sizeof(unsigned char)); + of_iounmap(&op->resource[0], qpti->sreg, + sizeof(unsigned char)); fail_free_irq: free_irq(qpti->irq, qpti); @@ -1380,9 +1383,9 @@ fail_unlink: return -ENODEV; } -static int __devexit qpti_sbus_remove(struct of_device *dev) +static int __devexit qpti_sbus_remove(struct of_device *op) { - struct qlogicpti *qpti = dev_get_drvdata(&dev->dev); + struct qlogicpti *qpti = dev_get_drvdata(&op->dev); qpti_chain_del(qpti); @@ -1395,24 +1398,25 @@ static int __devexit qpti_sbus_remove(struct of_device *dev) free_irq(qpti->irq, qpti); #define QSIZE(entries) (((entries) + 1) * QUEUE_ENTRY_LEN) - sbus_free_consistent(qpti->sdev, - QSIZE(RES_QUEUE_LEN), - qpti->res_cpu, qpti->res_dvma); - sbus_free_consistent(qpti->sdev, - QSIZE(QLOGICPTI_REQ_QUEUE_LEN), - qpti->req_cpu, qpti->req_dvma); + dma_free_coherent(&op->dev, + QSIZE(RES_QUEUE_LEN), + qpti->res_cpu, qpti->res_dvma); + dma_free_coherent(&op->dev, + QSIZE(QLOGICPTI_REQ_QUEUE_LEN), + qpti->req_cpu, qpti->req_dvma); #undef QSIZE - sbus_iounmap(qpti->qregs, qpti->sdev->reg_addrs[0].reg_size); + of_iounmap(&op->resource[0], qpti->qregs, + resource_size(&op->resource[0])); if (qpti->is_pti) - sbus_iounmap(qpti->sreg, sizeof(unsigned char)); + of_iounmap(&op->resource[0], qpti->sreg, sizeof(unsigned char)); scsi_host_put(qpti->qhost); return 0; } -static struct of_device_id qpti_match[] = { +static const struct of_device_id qpti_match[] = { { .name = "ptisp", .data = &qpti_template, @@ -1442,7 +1446,7 @@ static struct of_platform_driver qpti_sbus_driver = { static int __init qpti_init(void) { - return of_register_driver(&qpti_sbus_driver, &sbus_bus_type); + return of_register_driver(&qpti_sbus_driver, &of_bus_type); } static void __exit qpti_exit(void) @@ -1453,7 +1457,7 @@ static void __exit qpti_exit(void) MODULE_DESCRIPTION("QlogicISP SBUS driver"); MODULE_AUTHOR("David S. Miller (davem@davemloft.net)"); MODULE_LICENSE("GPL"); -MODULE_VERSION("2.0"); +MODULE_VERSION("2.1"); module_init(qpti_init); module_exit(qpti_exit); |