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author | Nick Cheng <nick.cheng@areca.com.tw> | 2007-09-13 17:26:40 +0800 |
---|---|---|
committer | James Bottomley <jejb@mulgrave.localdomain> | 2007-10-12 14:48:27 -0400 |
commit | 1a4f550a09f89e3a15eff1971bc9db977571b9f6 (patch) | |
tree | 3ba5dea468391701664d4ca4c0b0e2a569521d89 /drivers/scsi/arcmsr/arcmsr_attr.c | |
parent | bfd129445f23c037d9a440ebfa4109e11c220301 (diff) | |
download | op-kernel-dev-1a4f550a09f89e3a15eff1971bc9db977571b9f6.zip op-kernel-dev-1a4f550a09f89e3a15eff1971bc9db977571b9f6.tar.gz |
[SCSI] arcmsr: 1.20.00.15: add SATA RAID plus other fixes
Description:
** support ARC1200/1201/1202 SATA RAID adapter, which is named
ACB_ADAPTER_TYPE_B
** modify the arcmsr_pci_slot_reset function
** modify the arcmsr_pci_ers_disconnect_forepart function
** modify the arcmsr_pci_ers_need_reset_forepart function
Signed-off-by: Nick Cheng <nick.cheng@areca.com.tw>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/arcmsr/arcmsr_attr.c')
-rw-r--r-- | drivers/scsi/arcmsr/arcmsr_attr.c | 64 |
1 files changed, 24 insertions, 40 deletions
diff --git a/drivers/scsi/arcmsr/arcmsr_attr.c b/drivers/scsi/arcmsr/arcmsr_attr.c index 06c0dce..0f0a1ae 100644 --- a/drivers/scsi/arcmsr/arcmsr_attr.c +++ b/drivers/scsi/arcmsr/arcmsr_attr.c @@ -8,7 +8,7 @@ ** Copyright (C) 2002 - 2005, Areca Technology Corporation All rights reserved ** ** Web site: www.areca.com.tw -** E-mail: erich@areca.com.tw +** E-mail: support@areca.com.tw ** ** This program is free software; you can redistribute it and/or modify ** it under the terms of the GNU General Public License version 2 as @@ -49,6 +49,7 @@ #include <linux/init.h> #include <linux/errno.h> #include <linux/delay.h> +#include <linux/pci.h> #include <scsi/scsi_cmnd.h> #include <scsi/scsi_device.h> @@ -58,15 +59,11 @@ struct class_device_attribute *arcmsr_host_attrs[]; -static ssize_t -arcmsr_sysfs_iop_message_read(struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t arcmsr_sysfs_iop_message_read(struct kobject *kobj, char *buf, loff_t off, size_t count) { struct class_device *cdev = container_of(kobj,struct class_device,kobj); struct Scsi_Host *host = class_to_shost(cdev); struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata; - struct MessageUnit __iomem *reg = acb->pmu; uint8_t *pQbuffer,*ptmpQbuffer; int32_t allxfer_len = 0; @@ -85,12 +82,13 @@ arcmsr_sysfs_iop_message_read(struct kobject *kobj, allxfer_len++; } if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { - struct QBUFFER __iomem * prbuffer = (struct QBUFFER __iomem *) - ®->message_rbuffer; - uint8_t __iomem * iop_data = (uint8_t __iomem *)prbuffer->data; + struct QBUFFER *prbuffer; + uint8_t *iop_data; int32_t iop_len; acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW; + prbuffer = arcmsr_get_iop_rqbuffer(acb); + iop_data = (uint8_t *)prbuffer->data; iop_len = readl(&prbuffer->data_len); while (iop_len > 0) { acb->rqbuffer[acb->rqbuf_lastindex] = readb(iop_data); @@ -99,16 +97,12 @@ arcmsr_sysfs_iop_message_read(struct kobject *kobj, iop_data++; iop_len--; } - writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK, - ®->inbound_doorbell); + arcmsr_iop_message_read(acb); } return (allxfer_len); } -static ssize_t -arcmsr_sysfs_iop_message_write(struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t arcmsr_sysfs_iop_message_write(struct kobject *kobj, char *buf, loff_t off, size_t count) { struct class_device *cdev = container_of(kobj,struct class_device,kobj); struct Scsi_Host *host = class_to_shost(cdev); @@ -126,7 +120,7 @@ arcmsr_sysfs_iop_message_write(struct kobject *kobj, wqbuf_lastindex = acb->wqbuf_lastindex; wqbuf_firstindex = acb->wqbuf_firstindex; if (wqbuf_lastindex != wqbuf_firstindex) { - arcmsr_post_Qbuffer(acb); + arcmsr_post_ioctldata2iop(acb); return 0; /*need retry*/ } else { my_empty_len = (wqbuf_firstindex-wqbuf_lastindex - 1) @@ -144,7 +138,7 @@ arcmsr_sysfs_iop_message_write(struct kobject *kobj, if (acb->acb_flags & ACB_F_MESSAGE_WQBUFFER_CLEARED) { acb->acb_flags &= ~ACB_F_MESSAGE_WQBUFFER_CLEARED; - arcmsr_post_Qbuffer(acb); + arcmsr_post_ioctldata2iop(acb); } return count; } else { @@ -153,15 +147,11 @@ arcmsr_sysfs_iop_message_write(struct kobject *kobj, } } -static ssize_t -arcmsr_sysfs_iop_message_clear(struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t arcmsr_sysfs_iop_message_clear(struct kobject *kobj, char *buf, loff_t off, size_t count) { struct class_device *cdev = container_of(kobj,struct class_device,kobj); struct Scsi_Host *host = class_to_shost(cdev); struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata; - struct MessageUnit __iomem *reg = acb->pmu; uint8_t *pQbuffer; if (!capable(CAP_SYS_ADMIN)) @@ -169,8 +159,7 @@ arcmsr_sysfs_iop_message_clear(struct kobject *kobj, if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW; - writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK - , ®->inbound_doorbell); + arcmsr_iop_message_read(acb); } acb->acb_flags |= (ACB_F_MESSAGE_WQBUFFER_CLEARED @@ -191,6 +180,7 @@ static struct bin_attribute arcmsr_sysfs_message_read_attr = { .attr = { .name = "mu_read", .mode = S_IRUSR , + .owner = THIS_MODULE, }, .size = 1032, .read = arcmsr_sysfs_iop_message_read, @@ -200,6 +190,7 @@ static struct bin_attribute arcmsr_sysfs_message_write_attr = { .attr = { .name = "mu_write", .mode = S_IWUSR, + .owner = THIS_MODULE, }, .size = 1032, .write = arcmsr_sysfs_iop_message_write, @@ -209,6 +200,7 @@ static struct bin_attribute arcmsr_sysfs_message_clear_attr = { .attr = { .name = "mu_clear", .mode = S_IWUSR, + .owner = THIS_MODULE, }, .size = 1, .write = arcmsr_sysfs_iop_message_clear, @@ -219,31 +211,26 @@ int arcmsr_alloc_sysfs_attr(struct AdapterControlBlock *acb) struct Scsi_Host *host = acb->host; int error; - error = sysfs_create_bin_file(&host->shost_classdev.kobj, - &arcmsr_sysfs_message_read_attr); + error = sysfs_create_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_read_attr); if (error) { printk(KERN_ERR "arcmsr: alloc sysfs mu_read failed\n"); goto error_bin_file_message_read; } - error = sysfs_create_bin_file(&host->shost_classdev.kobj, - &arcmsr_sysfs_message_write_attr); + error = sysfs_create_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_write_attr); if (error) { printk(KERN_ERR "arcmsr: alloc sysfs mu_write failed\n"); goto error_bin_file_message_write; } - error = sysfs_create_bin_file(&host->shost_classdev.kobj, - &arcmsr_sysfs_message_clear_attr); + error = sysfs_create_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_clear_attr); if (error) { printk(KERN_ERR "arcmsr: alloc sysfs mu_clear failed\n"); goto error_bin_file_message_clear; } return 0; error_bin_file_message_clear: - sysfs_remove_bin_file(&host->shost_classdev.kobj, - &arcmsr_sysfs_message_write_attr); + sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_write_attr); error_bin_file_message_write: - sysfs_remove_bin_file(&host->shost_classdev.kobj, - &arcmsr_sysfs_message_read_attr); + sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_read_attr); error_bin_file_message_read: return error; } @@ -252,12 +239,9 @@ void arcmsr_free_sysfs_attr(struct AdapterControlBlock *acb) { struct Scsi_Host *host = acb->host; - sysfs_remove_bin_file(&host->shost_classdev.kobj, - &arcmsr_sysfs_message_clear_attr); - sysfs_remove_bin_file(&host->shost_classdev.kobj, - &arcmsr_sysfs_message_write_attr); - sysfs_remove_bin_file(&host->shost_classdev.kobj, - &arcmsr_sysfs_message_read_attr); + sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_clear_attr); + sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_write_attr); + sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_read_attr); } |