From 244b2c5ca8b14627e4a17755e5922221e121c771 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 09 Oct 2024 06:15:07 +0000
Subject: [PATCH] change system file
---
kernel/drivers/scsi/megaraid.c | 450 +++++++++++++++++++++++++++----------------------------
1 files changed, 222 insertions(+), 228 deletions(-)
diff --git a/kernel/drivers/scsi/megaraid.c b/kernel/drivers/scsi/megaraid.c
index a84878f..810d803 100644
--- a/kernel/drivers/scsi/megaraid.c
+++ b/kernel/drivers/scsi/megaraid.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
*
* Linux MegaRAID device driver
*
* Copyright (c) 2002 LSI Logic Corporation.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*
* Copyright (c) 2002 Red Hat, Inc. All rights reserved.
* - fixes
@@ -28,7 +24,6 @@
* This driver is supported by LSI Logic, with assistance from Red Hat, Dell,
* and others. Please send updates to the mailing list
* linux-scsi@vger.kernel.org .
- *
*/
#include <linux/mm.h>
@@ -129,7 +124,7 @@
/**
* mega_setup_mailbox()
- * @adapter - pointer to our soft state
+ * @adapter: pointer to our soft state
*
* Allocates a 8 byte aligned memory for the handshake mailbox.
*/
@@ -138,8 +133,10 @@
{
unsigned long align;
- adapter->una_mbox64 = pci_alloc_consistent(adapter->dev,
- sizeof(mbox64_t), &adapter->una_mbox64_dma);
+ adapter->una_mbox64 = dma_alloc_coherent(&adapter->dev->dev,
+ sizeof(mbox64_t),
+ &adapter->una_mbox64_dma,
+ GFP_KERNEL);
if( !adapter->una_mbox64 ) return -1;
@@ -227,8 +224,9 @@
mraid_inquiry *inq;
dma_addr_t dma_handle;
- ext_inq = pci_alloc_consistent(adapter->dev,
- sizeof(mraid_ext_inquiry), &dma_handle);
+ ext_inq = dma_alloc_coherent(&adapter->dev->dev,
+ sizeof(mraid_ext_inquiry),
+ &dma_handle, GFP_KERNEL);
if( ext_inq == NULL ) return -1;
@@ -248,8 +246,9 @@
mega_8_to_40ld(inq, inquiry3,
(mega_product_info *)&adapter->product_info);
- pci_free_consistent(adapter->dev, sizeof(mraid_ext_inquiry),
- ext_inq, dma_handle);
+ dma_free_coherent(&adapter->dev->dev,
+ sizeof(mraid_ext_inquiry), ext_inq,
+ dma_handle);
} else { /*adapter supports 40ld */
adapter->flag |= BOARD_40LD;
@@ -258,9 +257,10 @@
* get product_info, which is static information and will be
* unchanged
*/
- prod_info_dma_handle = pci_map_single(adapter->dev, (void *)
- &adapter->product_info,
- sizeof(mega_product_info), PCI_DMA_FROMDEVICE);
+ prod_info_dma_handle = dma_map_single(&adapter->dev->dev,
+ (void *)&adapter->product_info,
+ sizeof(mega_product_info),
+ DMA_FROM_DEVICE);
mbox->m_out.xferaddr = prod_info_dma_handle;
@@ -272,8 +272,8 @@
"Product_info cmd failed with error: %d\n",
retval);
- pci_unmap_single(adapter->dev, prod_info_dma_handle,
- sizeof(mega_product_info), PCI_DMA_FROMDEVICE);
+ dma_unmap_single(&adapter->dev->dev, prod_info_dma_handle,
+ sizeof(mega_product_info), DMA_FROM_DEVICE);
}
@@ -352,7 +352,7 @@
/**
* mega_runpendq()
- * @adapter - pointer to our soft state
+ * @adapter: pointer to our soft state
*
* Runs through the list of pending requests.
*/
@@ -418,8 +418,8 @@
/**
* mega_allocate_scb()
- * @adapter - pointer to our soft state
- * @cmd - scsi command from the mid-layer
+ * @adapter: pointer to our soft state
+ * @cmd: scsi command from the mid-layer
*
* Allocate a SCB structure. This is the central structure for controller
* commands.
@@ -449,9 +449,9 @@
/**
* mega_get_ldrv_num()
- * @adapter - pointer to our soft state
- * @cmd - scsi mid layer command
- * @channel - channel on the controller
+ * @adapter: pointer to our soft state
+ * @cmd: scsi mid layer command
+ * @channel: channel on the controller
*
* Calculate the logical drive number based on the information in scsi command
* and the channel number.
@@ -496,9 +496,9 @@
if (adapter->support_random_del && adapter->read_ldidmap )
switch (cmd->cmnd[0]) {
- case READ_6: /* fall through */
- case WRITE_6: /* fall through */
- case READ_10: /* fall through */
+ case READ_6:
+ case WRITE_6:
+ case READ_10:
case WRITE_10:
ldrv_num += 0x80;
}
@@ -508,9 +508,9 @@
/**
* mega_build_cmd()
- * @adapter - pointer to our soft state
- * @cmd - Prepare using this scsi command
- * @busy - busy flag if no resources
+ * @adapter: pointer to our soft state
+ * @cmd: Prepare using this scsi command
+ * @busy: busy flag if no resources
*
* Prepares a command and scatter gather list for the controller. This routine
* also finds out if the commands is intended for a logical drive or a
@@ -522,7 +522,6 @@
static scb_t *
mega_build_cmd(adapter_t *adapter, struct scsi_cmnd *cmd, int *busy)
{
- mega_ext_passthru *epthru;
mega_passthru *pthru;
scb_t *scb;
mbox_t *mbox;
@@ -651,7 +650,7 @@
scb->raw_mbox[2] = MEGA_RESERVATION_STATUS;
scb->raw_mbox[3] = ldrv_num;
- scb->dma_direction = PCI_DMA_NONE;
+ scb->dma_direction = DMA_NONE;
return scb;
#else
@@ -715,7 +714,7 @@
mbox->m_out.cmd = MEGA_MBOXCMD_PASSTHRU;
}
- scb->dma_direction = PCI_DMA_FROMDEVICE;
+ scb->dma_direction = DMA_FROM_DEVICE;
pthru->numsgelements = mega_build_sglist(adapter, scb,
&pthru->dataxferaddr, &pthru->dataxferlen);
@@ -845,10 +844,10 @@
* If it is a read command
*/
if( (*cmd->cmnd & 0x0F) == 0x08 ) {
- scb->dma_direction = PCI_DMA_FROMDEVICE;
+ scb->dma_direction = DMA_FROM_DEVICE;
}
else {
- scb->dma_direction = PCI_DMA_TODEVICE;
+ scb->dma_direction = DMA_TO_DEVICE;
}
/* Calculate Scatter-Gather info */
@@ -858,7 +857,7 @@
return scb;
#if MEGA_HAVE_CLUSTERING
- case RESERVE: /* Fall through */
+ case RESERVE:
case RELEASE:
/*
@@ -883,7 +882,7 @@
scb->raw_mbox[3] = ldrv_num;
- scb->dma_direction = PCI_DMA_NONE;
+ scb->dma_direction = DMA_NONE;
return scb;
#endif
@@ -910,7 +909,7 @@
if( adapter->support_ext_cdb ) {
- epthru = mega_prepare_extpassthru(adapter, scb, cmd,
+ mega_prepare_extpassthru(adapter, scb, cmd,
channel, target);
mbox->m_out.cmd = MEGA_MBOXCMD_EXTPTHRU;
@@ -942,11 +941,11 @@
/**
* mega_prepare_passthru()
- * @adapter - pointer to our soft state
- * @scb - our scsi control block
- * @cmd - scsi command from the mid-layer
- * @channel - actual channel on the controller
- * @target - actual id on the controller.
+ * @adapter: pointer to our soft state
+ * @scb: our scsi control block
+ * @cmd: scsi command from the mid-layer
+ * @channel: actual channel on the controller
+ * @target: actual id on the controller.
*
* prepare a command for the scsi physical devices.
*/
@@ -977,7 +976,7 @@
memcpy(pthru->cdb, cmd->cmnd, cmd->cmd_len);
/* Not sure about the direction */
- scb->dma_direction = PCI_DMA_BIDIRECTIONAL;
+ scb->dma_direction = DMA_BIDIRECTIONAL;
/* Special Code for Handling READ_CAPA/ INQ using bounce buffers */
switch (cmd->cmnd[0]) {
@@ -993,7 +992,7 @@
adapter->flag |= (1L << cmd->device->channel);
}
- /* Fall through */
+ fallthrough;
default:
pthru->numsgelements = mega_build_sglist(adapter, scb,
&pthru->dataxferaddr, &pthru->dataxferlen);
@@ -1005,11 +1004,11 @@
/**
* mega_prepare_extpassthru()
- * @adapter - pointer to our soft state
- * @scb - our scsi control block
- * @cmd - scsi command from the mid-layer
- * @channel - actual channel on the controller
- * @target - actual id on the controller.
+ * @adapter: pointer to our soft state
+ * @scb: our scsi control block
+ * @cmd: scsi command from the mid-layer
+ * @channel: actual channel on the controller
+ * @target: actual id on the controller.
*
* prepare a command for the scsi physical devices. This rountine prepares
* commands for devices which can take extended CDBs (>10 bytes)
@@ -1041,7 +1040,7 @@
memcpy(epthru->cdb, cmd->cmnd, cmd->cmd_len);
/* Not sure about the direction */
- scb->dma_direction = PCI_DMA_BIDIRECTIONAL;
+ scb->dma_direction = DMA_BIDIRECTIONAL;
switch(cmd->cmnd[0]) {
case INQUIRY:
@@ -1056,7 +1055,7 @@
adapter->flag |= (1L << cmd->device->channel);
}
- /* Fall through */
+ fallthrough;
default:
epthru->numsgelements = mega_build_sglist(adapter, scb,
&epthru->dataxferaddr, &epthru->dataxferlen);
@@ -1090,8 +1089,8 @@
/**
* issue_scb()
- * @adapter - pointer to our soft state
- * @scb - scsi control block
+ * @adapter: pointer to our soft state
+ * @scb: scsi control block
*
* Post a command to the card if the mailbox is available, otherwise return
* busy. We also take the scb from the pending list if the mailbox is
@@ -1171,8 +1170,8 @@
/**
* issue_scb_block()
- * @adapter - pointer to our soft state
- * @raw_mbox - the mailbox
+ * @adapter: pointer to our soft state
+ * @raw_mbox: the mailbox
*
* Issue a scb in synchronous and non-interrupt mode
*/
@@ -1252,8 +1251,8 @@
/**
* megaraid_isr_iomapped()
- * @irq - irq
- * @devp - pointer to our soft state
+ * @irq: irq
+ * @devp: pointer to our soft state
*
* Interrupt service routine for io-mapped controllers.
* Find out if our device is interrupting. If yes, acknowledge the interrupt
@@ -1328,8 +1327,8 @@
/**
* megaraid_isr_memmapped()
- * @irq - irq
- * @devp - pointer to our soft state
+ * @irq: irq
+ * @devp: pointer to our soft state
*
* Interrupt service routine for memory-mapped controllers.
* Find out if our device is interrupting. If yes, acknowledge the interrupt
@@ -1406,10 +1405,10 @@
}
/**
* mega_cmd_done()
- * @adapter - pointer to our soft state
- * @completed - array of ids of completed commands
- * @nstatus - number of completed commands
- * @status - status of the last command completed
+ * @adapter: pointer to our soft state
+ * @completed: array of ids of completed commands
+ * @nstatus: number of completed commands
+ * @status: status of the last command completed
*
* Complete the commands and call the scsi mid-layer callback hooks.
*/
@@ -1444,6 +1443,7 @@
*/
if (cmdid == CMDID_INT_CMDS) {
scb = &adapter->int_scb;
+ cmd = scb->cmd;
list_del_init(&scb->list);
scb->state = SCB_FREE;
@@ -1819,25 +1819,25 @@
scb = &adapter->scb_list[i];
if( scb->sgl64 ) {
- pci_free_consistent(adapter->dev,
- sizeof(mega_sgl64) * adapter->sglen,
- scb->sgl64,
- scb->sgl_dma_addr);
+ dma_free_coherent(&adapter->dev->dev,
+ sizeof(mega_sgl64) * adapter->sglen,
+ scb->sgl64, scb->sgl_dma_addr);
scb->sgl64 = NULL;
}
if( scb->pthru ) {
- pci_free_consistent(adapter->dev, sizeof(mega_passthru),
- scb->pthru, scb->pthru_dma_addr);
+ dma_free_coherent(&adapter->dev->dev,
+ sizeof(mega_passthru), scb->pthru,
+ scb->pthru_dma_addr);
scb->pthru = NULL;
}
if( scb->epthru ) {
- pci_free_consistent(adapter->dev,
- sizeof(mega_ext_passthru),
- scb->epthru, scb->epthru_dma_addr);
+ dma_free_coherent(&adapter->dev->dev,
+ sizeof(mega_ext_passthru),
+ scb->epthru, scb->epthru_dma_addr);
scb->epthru = NULL;
}
@@ -1926,9 +1926,9 @@
/**
* megaraid_abort_and_reset()
- * @adapter - megaraid soft state
- * @cmd - scsi command to be aborted or reset
- * @aor - abort or reset flag
+ * @adapter: megaraid soft state
+ * @cmd: scsi command to be aborted or reset
+ * @aor: abort or reset flag
*
* Try to locate the scsi command in the pending queue. If found and is not
* issued to the controller, abort/reset it. Otherwise return failure
@@ -2010,7 +2010,7 @@
memcpy(*pdev, adapter->dev, sizeof(struct pci_dev));
- if( pci_set_dma_mask(*pdev, DMA_BIT_MASK(32)) != 0 ) {
+ if (dma_set_mask(&(*pdev)->dev, DMA_BIT_MASK(32)) != 0) {
kfree(*pdev);
return -1;
}
@@ -2026,22 +2026,24 @@
/**
* mega_allocate_inquiry()
- * @dma_handle - handle returned for dma address
- * @pdev - handle to pci device
+ * @dma_handle: handle returned for dma address
+ * @pdev: handle to pci device
*
* allocates memory for inquiry structure
*/
static inline void *
mega_allocate_inquiry(dma_addr_t *dma_handle, struct pci_dev *pdev)
{
- return pci_alloc_consistent(pdev, sizeof(mega_inquiry3), dma_handle);
+ return dma_alloc_coherent(&pdev->dev, sizeof(mega_inquiry3),
+ dma_handle, GFP_KERNEL);
}
static inline void
mega_free_inquiry(void *inquiry, dma_addr_t dma_handle, struct pci_dev *pdev)
{
- pci_free_consistent(pdev, sizeof(mega_inquiry3), inquiry, dma_handle);
+ dma_free_coherent(&pdev->dev, sizeof(mega_inquiry3), inquiry,
+ dma_handle);
}
@@ -2050,8 +2052,8 @@
/**
* proc_show_config()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display configuration information about the controller.
*/
@@ -2114,8 +2116,8 @@
/**
* proc_show_stat()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display statistical information about the I/O activity.
*/
@@ -2148,8 +2150,8 @@
/**
* proc_show_mbox()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display mailbox information for the last command issued. This information
* is good for debugging.
@@ -2176,8 +2178,8 @@
/**
* proc_show_rebuild_rate()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display current rebuild rate
*/
@@ -2219,8 +2221,8 @@
/**
* proc_show_battery()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display information about the battery module on the controller.
*/
@@ -2322,9 +2324,9 @@
/**
* proc_show_pdrv()
- * @m - Synthetic file construction data
- * @page - buffer to write the data in
- * @adapter - pointer to our soft state
+ * @m: Synthetic file construction data
+ * @adapter: pointer to our soft state
+ * @channel: channel
*
* Display information about the physical drives.
*/
@@ -2355,7 +2357,8 @@
}
- scsi_inq = pci_alloc_consistent(pdev, 256, &scsi_inq_dma_handle);
+ scsi_inq = dma_alloc_coherent(&pdev->dev, 256, &scsi_inq_dma_handle,
+ GFP_KERNEL);
if( scsi_inq == NULL ) {
seq_puts(m, "memory not available for scsi inq.\n");
goto free_inquiry;
@@ -2428,7 +2431,7 @@
}
free_pci:
- pci_free_consistent(pdev, 256, scsi_inq, scsi_inq_dma_handle);
+ dma_free_coherent(&pdev->dev, 256, scsi_inq, scsi_inq_dma_handle);
free_inquiry:
mega_free_inquiry(inquiry, dma_handle, pdev);
free_pdev:
@@ -2438,8 +2441,8 @@
/**
* proc_show_pdrv_ch0()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display information about the physical drives on physical channel 0.
*/
@@ -2452,8 +2455,8 @@
/**
* proc_show_pdrv_ch1()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display information about the physical drives on physical channel 1.
*/
@@ -2466,8 +2469,8 @@
/**
* proc_show_pdrv_ch2()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display information about the physical drives on physical channel 2.
*/
@@ -2480,8 +2483,8 @@
/**
* proc_show_pdrv_ch3()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display information about the physical drives on physical channel 3.
*/
@@ -2494,10 +2497,10 @@
/**
* proc_show_rdrv()
- * @m - Synthetic file construction data
- * @adapter - pointer to our soft state
- * @start - starting logical drive to display
- * @end - ending logical drive to display
+ * @m: Synthetic file construction data
+ * @adapter: pointer to our soft state
+ * @start: starting logical drive to display
+ * @end: ending logical drive to display
*
* We do not print the inquiry information since its already available through
* /proc/scsi/scsi interface
@@ -2548,8 +2551,8 @@
raid_inq.logdrv_info.num_ldrv;
}
- disk_array = pci_alloc_consistent(pdev, array_sz,
- &disk_array_dma_handle);
+ disk_array = dma_alloc_coherent(&pdev->dev, array_sz,
+ &disk_array_dma_handle, GFP_KERNEL);
if( disk_array == NULL ) {
seq_puts(m, "memory not available.\n");
@@ -2668,8 +2671,8 @@
}
free_pci:
- pci_free_consistent(pdev, array_sz, disk_array,
- disk_array_dma_handle);
+ dma_free_coherent(&pdev->dev, array_sz, disk_array,
+ disk_array_dma_handle);
free_inquiry:
mega_free_inquiry(inquiry, dma_handle, pdev);
free_pdev:
@@ -2679,8 +2682,8 @@
/**
* proc_show_rdrv_10()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display real time information about the logical drives 0 through 9.
*/
@@ -2693,8 +2696,8 @@
/**
* proc_show_rdrv_20()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display real time information about the logical drives 0 through 9.
*/
@@ -2707,8 +2710,8 @@
/**
* proc_show_rdrv_30()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display real time information about the logical drives 0 through 9.
*/
@@ -2721,8 +2724,8 @@
/**
* proc_show_rdrv_40()
- * @m - Synthetic file construction data
- * @v - File iterator
+ * @m: Synthetic file construction data
+ * @v: File iterator
*
* Display real time information about the logical drives 0 through 9.
*/
@@ -2734,8 +2737,8 @@
/**
* mega_create_proc_entry()
- * @index - index in soft state array
- * @parent - parent node for this /proc entry
+ * @index: index in soft state array
+ * @parent: parent node for this /proc entry
*
* Creates /proc entries for our controllers.
*/
@@ -2790,7 +2793,7 @@
#endif
-/**
+/*
* megaraid_biosparam()
*
* Return the disk geometry for a particular disk
@@ -2800,11 +2803,9 @@
sector_t capacity, int geom[])
{
adapter_t *adapter;
- unsigned char *bh;
int heads;
int sectors;
int cylinders;
- int rval;
/* Get pointer to host config structure */
adapter = (adapter_t *)sdev->host->hostdata;
@@ -2831,15 +2832,8 @@
geom[2] = cylinders;
}
else {
- bh = scsi_bios_ptable(bdev);
-
- if( bh ) {
- rval = scsi_partsize(bh, capacity,
- &geom[2], &geom[0], &geom[1]);
- kfree(bh);
- if( rval != -1 )
- return rval;
- }
+ if (scsi_partsize(bdev, capacity, geom))
+ return 0;
dev_info(&adapter->dev->dev,
"invalid partition on this disk on channel %d\n",
@@ -2868,7 +2862,7 @@
/**
* mega_init_scb()
- * @adapter - pointer to our soft state
+ * @adapter: pointer to our soft state
*
* Allocate memory for the various pointers in the scb structures:
* scatter-gather list pointer, passthru and extended passthru structure
@@ -2896,9 +2890,9 @@
scb->idx = i;
- scb->sgl64 = pci_alloc_consistent(adapter->dev,
- sizeof(mega_sgl64) * adapter->sglen,
- &scb->sgl_dma_addr);
+ scb->sgl64 = dma_alloc_coherent(&adapter->dev->dev,
+ sizeof(mega_sgl64) * adapter->sglen,
+ &scb->sgl_dma_addr, GFP_KERNEL);
scb->sgl = (mega_sglist *)scb->sgl64;
@@ -2908,9 +2902,9 @@
return -1;
}
- scb->pthru = pci_alloc_consistent(adapter->dev,
- sizeof(mega_passthru),
- &scb->pthru_dma_addr);
+ scb->pthru = dma_alloc_coherent(&adapter->dev->dev,
+ sizeof(mega_passthru),
+ &scb->pthru_dma_addr, GFP_KERNEL);
if( !scb->pthru ) {
dev_warn(&adapter->dev->dev, "RAID: Can't allocate passthru\n");
@@ -2918,9 +2912,9 @@
return -1;
}
- scb->epthru = pci_alloc_consistent(adapter->dev,
- sizeof(mega_ext_passthru),
- &scb->epthru_dma_addr);
+ scb->epthru = dma_alloc_coherent(&adapter->dev->dev,
+ sizeof(mega_ext_passthru),
+ &scb->epthru_dma_addr, GFP_KERNEL);
if( !scb->epthru ) {
dev_warn(&adapter->dev->dev,
@@ -2948,8 +2942,8 @@
/**
* megadev_open()
- * @inode - unused
- * @filep - unused
+ * @inode: unused
+ * @filep: unused
*
* Routines for the character/ioctl interface to the driver. Find out if this
* is a valid open.
@@ -2968,10 +2962,9 @@
/**
* megadev_ioctl()
- * @inode - Our device inode
- * @filep - unused
- * @cmd - ioctl command
- * @arg - user buffer
+ * @filep: Our device file
+ * @cmd: ioctl command
+ * @arg: user buffer
*
* ioctl entry point for our private ioctl interface. We move the data in from
* the user space, prepare the command (if necessary, convert the old MIMD
@@ -2991,13 +2984,12 @@
void *data = NULL; /* data to be transferred */
dma_addr_t data_dma_hndl; /* dma handle for data xfer area */
megacmd_t mc;
- megastat_t __user *ustats;
- int num_ldrv;
+#if MEGA_HAVE_STATS
+ megastat_t __user *ustats = NULL;
+ int num_ldrv = 0;
+#endif
u32 uxferaddr = 0;
struct pci_dev *pdev;
-
- ustats = NULL; /* avoid compilation warnings */
- num_ldrv = 0;
/*
* Make sure only USCSICMD are issued through this interface.
@@ -3162,9 +3154,9 @@
if( uioc.uioc_rmbox[0] == MEGA_MBOXCMD_PASSTHRU ) {
/* Passthru commands */
- pthru = pci_alloc_consistent(pdev,
- sizeof(mega_passthru),
- &pthru_dma_hndl);
+ pthru = dma_alloc_coherent(&pdev->dev,
+ sizeof(mega_passthru),
+ &pthru_dma_hndl, GFP_KERNEL);
if( pthru == NULL ) {
free_local_pdev(pdev);
@@ -3182,9 +3174,9 @@
if( copy_from_user(pthru, upthru,
sizeof(mega_passthru)) ) {
- pci_free_consistent(pdev,
- sizeof(mega_passthru), pthru,
- pthru_dma_hndl);
+ dma_free_coherent(&pdev->dev,
+ sizeof(mega_passthru),
+ pthru, pthru_dma_hndl);
free_local_pdev(pdev);
@@ -3195,15 +3187,16 @@
* Is there a data transfer
*/
if( pthru->dataxferlen ) {
- data = pci_alloc_consistent(pdev,
- pthru->dataxferlen,
- &data_dma_hndl);
+ data = dma_alloc_coherent(&pdev->dev,
+ pthru->dataxferlen,
+ &data_dma_hndl,
+ GFP_KERNEL);
if( data == NULL ) {
- pci_free_consistent(pdev,
- sizeof(mega_passthru),
- pthru,
- pthru_dma_hndl);
+ dma_free_coherent(&pdev->dev,
+ sizeof(mega_passthru),
+ pthru,
+ pthru_dma_hndl);
free_local_pdev(pdev);
@@ -3268,13 +3261,13 @@
freemem_and_return:
if( pthru->dataxferlen ) {
- pci_free_consistent(pdev,
- pthru->dataxferlen, data,
- data_dma_hndl);
+ dma_free_coherent(&pdev->dev,
+ pthru->dataxferlen, data,
+ data_dma_hndl);
}
- pci_free_consistent(pdev, sizeof(mega_passthru),
- pthru, pthru_dma_hndl);
+ dma_free_coherent(&pdev->dev, sizeof(mega_passthru),
+ pthru, pthru_dma_hndl);
free_local_pdev(pdev);
@@ -3287,8 +3280,10 @@
* Is there a data transfer
*/
if( uioc.xferlen ) {
- data = pci_alloc_consistent(pdev,
- uioc.xferlen, &data_dma_hndl);
+ data = dma_alloc_coherent(&pdev->dev,
+ uioc.xferlen,
+ &data_dma_hndl,
+ GFP_KERNEL);
if( data == NULL ) {
free_local_pdev(pdev);
@@ -3308,9 +3303,9 @@
if( copy_from_user(data, (char __user *)(unsigned long) uxferaddr,
uioc.xferlen) ) {
- pci_free_consistent(pdev,
- uioc.xferlen,
- data, data_dma_hndl);
+ dma_free_coherent(&pdev->dev,
+ uioc.xferlen, data,
+ data_dma_hndl);
free_local_pdev(pdev);
@@ -3331,9 +3326,9 @@
if( rval ) {
if( uioc.xferlen ) {
- pci_free_consistent(pdev,
- uioc.xferlen, data,
- data_dma_hndl);
+ dma_free_coherent(&pdev->dev,
+ uioc.xferlen, data,
+ data_dma_hndl);
}
free_local_pdev(pdev);
@@ -3353,9 +3348,8 @@
}
if( uioc.xferlen ) {
- pci_free_consistent(pdev,
- uioc.xferlen, data,
- data_dma_hndl);
+ dma_free_coherent(&pdev->dev, uioc.xferlen,
+ data, data_dma_hndl);
}
free_local_pdev(pdev);
@@ -3384,8 +3378,8 @@
/**
* mega_m_to_n()
- * @arg - user address
- * @uioc - new ioctl structure
+ * @arg: user address
+ * @uioc: new ioctl structure
*
* A thin layer to convert older mimd interface ioctl structure to NIT ioctl
* structure
@@ -3512,8 +3506,8 @@
/*
* mega_n_to_m()
- * @arg - user address
- * @mc - mailbox command
+ * @arg: user address
+ * @mc: mailbox command
*
* Updates the status information to the application, depending on application
* conforms to older mimd ioctl interface or newer NIT ioctl interface
@@ -3579,7 +3573,7 @@
/**
* mega_is_bios_enabled()
- * @adapter - pointer to our soft state
+ * @adapter: pointer to our soft state
*
* issue command to find out if the BIOS is enabled for this controller
*/
@@ -3588,7 +3582,6 @@
{
unsigned char raw_mbox[sizeof(struct mbox_out)];
mbox_t *mbox;
- int ret;
mbox = (mbox_t *)raw_mbox;
@@ -3601,8 +3594,7 @@
raw_mbox[0] = IS_BIOS_ENABLED;
raw_mbox[2] = GET_BIOS;
-
- ret = issue_scb_block(adapter, raw_mbox);
+ issue_scb_block(adapter, raw_mbox);
return *(char *)adapter->mega_buffer;
}
@@ -3610,7 +3602,7 @@
/**
* mega_enum_raid_scsi()
- * @adapter - pointer to our soft state
+ * @adapter: pointer to our soft state
*
* Find out what channels are RAID/SCSI. This information is used to
* differentiate the virtual channels and physical channels and to support
@@ -3665,7 +3657,7 @@
/**
* mega_get_boot_drv()
- * @adapter - pointer to our soft state
+ * @adapter: pointer to our soft state
*
* Find out which device is the boot device. Note, any logical drive or any
* phyical device (e.g., a CDROM) can be designated as a boot device.
@@ -3732,7 +3724,7 @@
/**
* mega_support_random_del()
- * @adapter - pointer to our soft state
+ * @adapter: pointer to our soft state
*
* Find out if this controller supports random deletion and addition of
* logical drives
@@ -3762,7 +3754,7 @@
/**
* mega_support_ext_cdb()
- * @adapter - pointer to our soft state
+ * @adapter: pointer to our soft state
*
* Find out if this firmware support cdblen > 10
*/
@@ -3790,8 +3782,8 @@
/**
* mega_del_logdrv()
- * @adapter - pointer to our soft state
- * @logdrv - logical drive to be deleted
+ * @adapter: pointer to our soft state
+ * @logdrv: logical drive to be deleted
*
* Delete the specified logical drive. It is the responsibility of the user
* app to let the OS know about this operation.
@@ -3876,7 +3868,7 @@
/**
* mega_get_max_sgl()
- * @adapter - pointer to our soft state
+ * @adapter: pointer to our soft state
*
* Find out the maximum number of scatter-gather elements supported by this
* version of the firmware
@@ -3922,7 +3914,7 @@
/**
* mega_support_cluster()
- * @adapter - pointer to our soft state
+ * @adapter: pointer to our soft state
*
* Find out if this firmware support cluster calls.
*/
@@ -3964,8 +3956,8 @@
#ifdef CONFIG_PROC_FS
/**
* mega_adapinq()
- * @adapter - pointer to our soft state
- * @dma_handle - DMA address of the buffer
+ * @adapter: pointer to our soft state
+ * @dma_handle: DMA address of the buffer
*
* Issue internal commands while interrupts are available.
* We only issue direct mailbox commands from within the driver. ioctl()
@@ -3997,11 +3989,12 @@
}
-/** mega_internal_dev_inquiry()
- * @adapter - pointer to our soft state
- * @ch - channel for this device
- * @tgt - ID of this device
- * @buf_dma_handle - DMA address of the buffer
+/**
+ * mega_internal_dev_inquiry()
+ * @adapter: pointer to our soft state
+ * @ch: channel for this device
+ * @tgt: ID of this device
+ * @buf_dma_handle: DMA address of the buffer
*
* Issue the scsi inquiry for the specified device.
*/
@@ -4022,8 +4015,8 @@
*/
if( make_local_pdev(adapter, &pdev) != 0 ) return -1;
- pthru = pci_alloc_consistent(pdev, sizeof(mega_passthru),
- &pthru_dma_handle);
+ pthru = dma_alloc_coherent(&pdev->dev, sizeof(mega_passthru),
+ &pthru_dma_handle, GFP_KERNEL);
if( pthru == NULL ) {
free_local_pdev(pdev);
@@ -4059,8 +4052,8 @@
rval = mega_internal_command(adapter, &mc, pthru);
- pci_free_consistent(pdev, sizeof(mega_passthru), pthru,
- pthru_dma_handle);
+ dma_free_coherent(&pdev->dev, sizeof(mega_passthru), pthru,
+ pthru_dma_handle);
free_local_pdev(pdev);
@@ -4070,9 +4063,9 @@
/**
* mega_internal_command()
- * @adapter - pointer to our soft state
- * @mc - the mailbox command
- * @pthru - Passthru structure for DCDB commands
+ * @adapter: pointer to our soft state
+ * @mc: the mailbox command
+ * @pthru: Passthru structure for DCDB commands
*
* Issue the internal commands in interrupt mode.
* The last argument is the address of the passthru structure if the command
@@ -4148,7 +4141,6 @@
.this_id = DEFAULT_INITIATOR_ID,
.sg_tablesize = MAX_SGLIST,
.cmd_per_lun = DEF_CMD_PER_LUN,
- .use_clustering = ENABLE_CLUSTERING,
.eh_abort_handler = megaraid_abort,
.eh_device_reset_handler = megaraid_reset,
.eh_bus_reset_handler = megaraid_reset,
@@ -4286,8 +4278,10 @@
/*
* Allocate buffer to issue internal commands.
*/
- adapter->mega_buffer = pci_alloc_consistent(adapter->dev,
- MEGA_BUFFER_SIZE, &adapter->buf_dma_handle);
+ adapter->mega_buffer = dma_alloc_coherent(&adapter->dev->dev,
+ MEGA_BUFFER_SIZE,
+ &adapter->buf_dma_handle,
+ GFP_KERNEL);
if (!adapter->mega_buffer) {
dev_warn(&pdev->dev, "out of RAM\n");
goto out_host_put;
@@ -4446,10 +4440,10 @@
/* Set the Mode of addressing to 64 bit if we can */
if ((adapter->flag & BOARD_64BIT) && (sizeof(dma_addr_t) == 8)) {
- pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
+ dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
adapter->has_64bit_addr = 1;
} else {
- pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+ dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
adapter->has_64bit_addr = 0;
}
@@ -4488,15 +4482,15 @@
return 0;
out_free_mbox:
- pci_free_consistent(adapter->dev, sizeof(mbox64_t),
- adapter->una_mbox64, adapter->una_mbox64_dma);
+ dma_free_coherent(&adapter->dev->dev, sizeof(mbox64_t),
+ adapter->una_mbox64, adapter->una_mbox64_dma);
out_free_irq:
free_irq(adapter->host->irq, adapter);
out_free_scb_list:
kfree(adapter->scb_list);
out_free_cmd_buffer:
- pci_free_consistent(adapter->dev, MEGA_BUFFER_SIZE,
- adapter->mega_buffer, adapter->buf_dma_handle);
+ dma_free_coherent(&adapter->dev->dev, MEGA_BUFFER_SIZE,
+ adapter->mega_buffer, adapter->buf_dma_handle);
out_host_put:
scsi_host_put(host);
out_iounmap:
@@ -4570,11 +4564,11 @@
sprintf(buf, "hba%d", adapter->host->host_no);
remove_proc_subtree(buf, mega_proc_dir_entry);
- pci_free_consistent(adapter->dev, MEGA_BUFFER_SIZE,
- adapter->mega_buffer, adapter->buf_dma_handle);
+ dma_free_coherent(&adapter->dev->dev, MEGA_BUFFER_SIZE,
+ adapter->mega_buffer, adapter->buf_dma_handle);
kfree(adapter->scb_list);
- pci_free_consistent(adapter->dev, sizeof(mbox64_t),
- adapter->una_mbox64, adapter->una_mbox64_dma);
+ dma_free_coherent(&adapter->dev->dev, sizeof(mbox64_t),
+ adapter->una_mbox64, adapter->una_mbox64_dma);
scsi_host_put(host);
pci_disable_device(pdev);
@@ -4641,7 +4635,7 @@
* major number allocation.
*/
major = register_chrdev(0, "megadev_legacy", &megadev_fops);
- if (!major) {
+ if (major < 0) {
printk(KERN_WARNING
"megaraid: failed to register char device\n");
}
--
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