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SubjectRe: [PATCH] 2.5.3-dj5 synclink.c fix so that it compiles
On Mon, Feb 11 2002, reddog83 wrote:
> Paul-
> That is understandable. I had the same guess as you when I made this patch.
> Why is ths synclink.c driver using DMA Mapping. After I took that line out I
> was fine becuase my system is fine.

The "real" fix for synclink is just something like this, afaics.

# This is a BitKeeper generated patch for the following project:
# Project Name: Linux kernel tree
# This patch format is intended for GNU patch command version 2.5 or higher.
# This patch includes the following deltas:
# ChangeSet 1.275 -> 1.276
# drivers/char/synclink.c 1.11 -> 1.12
#
# The following is the BitKeeper ChangeSet Log
# --------------------------------------------
# 02/02/12 axboe@burns.home.kernel.dk 1.276
# synclink is an ISA-only driver, so just use isa_virt_to_bus to make
# it work
# --------------------------------------------
#
diff -Nru a/drivers/char/synclink.c b/drivers/char/synclink.c
--- a/drivers/char/synclink.c Tue Feb 12 07:55:54 2002
+++ b/drivers/char/synclink.c Tue Feb 12 07:55:54 2002
@@ -60,8 +60,6 @@
# define BREAKPOINT() { }
#endif

-#error Please convert me to Documentation/DMA-mapping.txt
-
#define MAX_ISA_DEVICES 10
#define MAX_PCI_DEVICES 10
#define MAX_TOTAL_DEVICES 20
@@ -3985,7 +3983,7 @@
if ( info->buffer_list == NULL )
return -ENOMEM;

- info->buffer_list_phys = virt_to_bus(info->buffer_list);
+ info->buffer_list_phys = isa_virt_to_bus(info->buffer_list);
}

/* We got the memory for the buffer entry lists. */
@@ -4096,7 +4094,7 @@
kmalloc(DMABUFFERSIZE, GFP_KERNEL | GFP_DMA);
if ( BufferList[i].virt_addr == NULL )
return -ENOMEM;
- phys_addr = virt_to_bus(BufferList[i].virt_addr);
+ phys_addr = isa_virt_to_bus(BufferList[i].virt_addr);
}
BufferList[i].phys_addr = phys_addr;
}
--
Jens Axboe

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