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| author | Grant Likely <grant.likely@secretlab.ca> | 2007-10-01 16:33:54 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@carl.home.kernel.dk> | 2007-10-10 09:25:58 +0200 |
| commit | 4a24d8610df542b6599a65b100d438df144574de (patch) | |
| tree | 0f9e7d4dab9a0a7b234ca7f09a2600695a33fb2d /drivers/block/xsysace.c | |
| parent | 1b455466549f46bab0a75a7a296a9331a38fd6fa (diff) | |
| download | blackbird-op-linux-4a24d8610df542b6599a65b100d438df144574de.tar.gz blackbird-op-linux-4a24d8610df542b6599a65b100d438df144574de.zip | |
Sysace: minor rework and cleanup changes
Miscellanious rework to the sysace driver; Not critical, but makes the
subsequent addition of the of_platform bus binding a wee bit cleaner
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/block/xsysace.c')
| -rw-r--r-- | drivers/block/xsysace.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/block/xsysace.c b/drivers/block/xsysace.c index 555939bd2d53..10bb4e54f685 100644 --- a/drivers/block/xsysace.c +++ b/drivers/block/xsysace.c @@ -158,6 +158,9 @@ MODULE_LICENSE("GPL"); #define ACE_FIFO_SIZE (32) #define ACE_BUF_PER_SECTOR (ACE_SECTOR_SIZE / ACE_FIFO_SIZE) +#define ACE_BUS_WIDTH_8 0 +#define ACE_BUS_WIDTH_16 1 + struct ace_reg_ops; struct ace_device { @@ -931,9 +934,11 @@ static int __devinit ace_setup(struct ace_device *ace) { u16 version; u16 val; - int rc; + dev_dbg(ace->dev, "ace_setup(ace=0x%p)\n", ace); + dev_dbg(ace->dev, "physaddr=0x%lx irq=%i\n", ace->physaddr, ace->irq); + spin_lock_init(&ace->lock); init_completion(&ace->id_completion); @@ -982,7 +987,7 @@ static int __devinit ace_setup(struct ace_device *ace) snprintf(ace->gd->disk_name, 32, "xs%c", ace->id + 'a'); /* set bus width */ - if (ace->bus_width == 1) { + if (ace->bus_width == ACE_BUS_WIDTH_16) { /* 0x0101 should work regardless of endianess */ ace_out_le16(ace, ACE_BUSMODE, 0x0101); @@ -1117,7 +1122,7 @@ static void __devexit ace_free(struct device *dev) static int __devinit ace_probe(struct platform_device *dev) { unsigned long physaddr = 0; - int bus_width = 1; /* FIXME: should not be hard coded */ + int bus_width = ACE_BUS_WIDTH_16; /* FIXME: should not be hard coded */ int id = dev->id; int irq = NO_IRQ; int i; @@ -1166,6 +1171,7 @@ static int __init ace_init(void) goto err_blk; } + pr_debug("xsysace: registering platform binding\n"); if ((rc = platform_driver_register(&ace_platform_driver)) != 0) goto err_plat; |
