RE:cciss patches for 2.4.21-rc1, 4 of 4

From: mikem@beardog.cca.cpqcorp.net
Date: Thu Apr 24 2003 - 17:12:42 EST


20030424

Changes:
        1. Sets the DMA mask to 64 bits. Removes RH's code for the DMA mask.

diff -urN lx2421rc1-p3/drivers/block/cciss.c lx2421rc1/drivers/block/cciss.c
--- lx2421rc1-p3/drivers/block/cciss.c Wed Apr 23 14:40:48 2003
+++ lx2421rc1/drivers/block/cciss.c Wed Apr 23 14:51:55 2003
@@ -106,7 +106,7 @@
 #define NR_CMDS 128 /* #commands that can be outstanding */
 #define MAX_CTLR 8
 
-#define CCISS_DMA_MASK 0xFFFFFFFF /* 32 bit DMA */
+#define CCISS_DMA_MASK 0xFFFFFFFFFFFFFFFF /* 64 bit DMA */
 
 static ctlr_info_t *hba[MAX_CTLR];
 
@@ -2861,17 +2861,6 @@
         hba[i]->ctlr = i;
         hba[i]->pdev = pdev;
 
- /* configure PCI DMA stuff */
- if (!pci_set_dma_mask(pdev, (u64) 0xffffffffffffffff))
- printk("cciss: using DAC cycles\n");
- else if (!pci_set_dma_mask(pdev, (u64) 0xffffffff))
- printk("cciss: not using DAC cycles\n");
- else {
- printk("cciss: no suitable DMA available\n");
- free_hba(i);
- return -ENODEV;
- }
-
         if (register_blkdev(MAJOR_NR+i, hba[i]->devname, &cciss_fops)) {
                 printk(KERN_ERR "cciss: Unable to get major number "
                         "%d for %s\n", MAJOR_NR+i, hba[i]->devname);
-
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