Merge branch 'tracing/core-v2' into tracing-for-linus

[firefly-linux-kernel-4.4.55.git] / drivers / scsi / arm / eesox.c

diff --git a/drivers/scsi/arm/eesox.c b/drivers/scsi/arm/eesox.c
index ced21fe128c6a728967624c7cad32478671dfaba..d8435132f46157774559e26a59af0347c2441304 100644 (file)
--- a/drivers/scsi/arm/eesox.c
+++ b/drivers/scsi/arm/eesox.c
@@ -27,7 +27,6 @@
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <linux/ioport.h>
-#include <linux/sched.h>
 #include <linux/proc_fs.h>
 #include <linux/delay.h>
 #include <linux/interrupt.h>
@@ -35,7 +34,6 @@
 #include <linux/dma-mapping.h>
 
 #include <asm/io.h>
-#include <asm/irq.h>
 #include <asm/dma.h>
 #include <asm/ecard.h>
 #include <asm/pgtable.h>
@@ -139,10 +137,9 @@ eesoxscsi_terminator_ctl(struct Scsi_Host *host, int on_off)
  * Purpose  : handle interrupts from EESOX SCSI card
  * Params   : irq    - interrupt number
  *           dev_id - user-defined (Scsi_Host structure)
- *           regs   - processor registers at interrupt
  */
 static irqreturn_t
-eesoxscsi_intr(int irq, void *dev_id, struct pt_regs *regs)
+eesoxscsi_intr(int irq, void *dev_id)
 {
        struct eesoxscsi_info *info = dev_id;
 
@@ -158,7 +155,7 @@ eesoxscsi_intr(int irq, void *dev_id, struct pt_regs *regs)
  * Returns  : type of transfer to be performed
  */
 static fasdmatype_t
-eesoxscsi_dma_setup(struct Scsi_Host *host, Scsi_Pointer *SCp,
+eesoxscsi_dma_setup(struct Scsi_Host *host, struct scsi_pointer *SCp,
                       fasdmadir_t direction, fasdmatype_t min_type)
 {
        struct eesoxscsi_info *info = (struct eesoxscsi_info *)host->hostdata;
@@ -178,10 +175,10 @@ eesoxscsi_dma_setup(struct Scsi_Host *host, Scsi_Pointer *SCp,
                        map_dir = DMA_FROM_DEVICE,
                        dma_dir = DMA_MODE_READ;
 
-               dma_map_sg(dev, info->sg, bufs + 1, map_dir);
+               dma_map_sg(dev, info->sg, bufs, map_dir);
 
                disable_dma(dmach);
-               set_dma_sg(dmach, info->sg, bufs + 1);
+               set_dma_sg(dmach, info->sg, bufs);
                set_dma_mode(dmach, dma_dir);
                enable_dma(dmach);
                return fasdma_real_all;
@@ -199,7 +196,7 @@ static void eesoxscsi_buffer_in(void *buf, int length, void __iomem *base)
        const void __iomem *reg_fas = base + EESOX_FAS216_OFFSET;
        const void __iomem *reg_dmastat = base + EESOX_DMASTAT;
        const void __iomem *reg_dmadata = base + EESOX_DMADATA;
-       const register unsigned long mask = 0xffff;
+       register const unsigned long mask = 0xffff;
 
        do {
                unsigned int status;
@@ -353,7 +350,7 @@ static void eesoxscsi_buffer_out(void *buf, int length, void __iomem *base)
 }
 
 static void
-eesoxscsi_dma_pseudo(struct Scsi_Host *host, Scsi_Pointer *SCp,
+eesoxscsi_dma_pseudo(struct Scsi_Host *host, struct scsi_pointer *SCp,
                     fasdmadir_t dir, int transfer_size)
 {
        struct eesoxscsi_info *info = (struct eesoxscsi_info *)host->hostdata;
@@ -370,7 +367,7 @@ eesoxscsi_dma_pseudo(struct Scsi_Host *host, Scsi_Pointer *SCp,
  *           SCpnt - command
  */
 static void
-eesoxscsi_dma_stop(struct Scsi_Host *host, Scsi_Pointer *SCp)
+eesoxscsi_dma_stop(struct Scsi_Host *host, struct scsi_pointer *SCp)
 {
        struct eesoxscsi_info *info = (struct eesoxscsi_info *)host->hostdata;
        if (info->info.scsi.dma != NO_DMA)
@@ -511,7 +508,8 @@ static struct scsi_host_template eesox_template = {
        .eh_abort_handler               = fas216_eh_abort,
        .can_queue                      = 1,
        .this_id                        = 7,
-       .sg_tablesize                   = SG_ALL,
+       .sg_tablesize                   = SCSI_MAX_SG_CHAIN_SEGMENTS,
+       .dma_boundary                   = IOMD_DMA_BOUNDARY,
        .cmd_per_lun                    = 1,
        .use_clustering                 = DISABLE_CLUSTERING,
        .proc_name                      = "eesox",
@@ -522,7 +520,6 @@ eesoxscsi_probe(struct expansion_card *ec, const struct ecard_id *id)
 {
        struct Scsi_Host *host;
        struct eesoxscsi_info *info;
-       unsigned long resbase, reslen;
        void __iomem *base;
        int ret;
 
@@ -530,9 +527,7 @@ eesoxscsi_probe(struct expansion_card *ec, const struct ecard_id *id)
        if (ret)
                goto out;
 
-       resbase = ecard_resource_start(ec, ECARD_RES_IOCFAST);
-       reslen = ecard_resource_len(ec, ECARD_RES_IOCFAST);
-       base = ioremap(resbase, reslen);
+       base = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0);
        if (!base) {
                ret = -ENOMEM;
                goto out_region;
@@ -542,7 +537,7 @@ eesoxscsi_probe(struct expansion_card *ec, const struct ecard_id *id)
                               sizeof(struct eesoxscsi_info));
        if (!host) {
                ret = -ENOMEM;
-               goto out_unmap;
+               goto out_region;
        }
 
        ecard_set_drvdata(ec, host);
@@ -572,8 +567,8 @@ eesoxscsi_probe(struct expansion_card *ec, const struct ecard_id *id)
 
        ec->irqaddr     = base + EESOX_DMASTAT;
        ec->irqmask     = EESOX_STAT_INTR;
-       ec->irq_data    = info;
-       ec->ops         = &eesoxscsi_ops;
+
+       ecard_setirq(ec, &eesoxscsi_ops, info);
 
        device_create_file(&ec->dev, &dev_attr_bus_term);
 
@@ -615,9 +610,6 @@ eesoxscsi_probe(struct expansion_card *ec, const struct ecard_id *id)
        device_remove_file(&ec->dev, &dev_attr_bus_term);
        scsi_host_put(host);
 
- out_unmap:
-       iounmap(base);
-
  out_region:
        ecard_release_resources(ec);
 
@@ -639,8 +631,6 @@ static void __devexit eesoxscsi_remove(struct expansion_card *ec)
 
        device_remove_file(&ec->dev, &dev_attr_bus_term);
 
-       iounmap(info->base);
-
        fas216_release(host);
        scsi_host_put(host);
        ecard_release_resources(ec);
@@ -675,6 +665,6 @@ module_exit(eesox_exit);
 
 MODULE_AUTHOR("Russell King");
 MODULE_DESCRIPTION("EESOX 'Fast' SCSI driver for Acorn machines");
-MODULE_PARM(term, "1-8i");
+module_param_array(term, int, NULL, 0);
 MODULE_PARM_DESC(term, "SCSI bus termination");
 MODULE_LICENSE("GPL");