linux-kernel - Re: 2.6.23-mm1 - build failure with advansys

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Date:	Sat, 13 Oct 2007 10:14:22 +0530
From:	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.23-mm1 - build failure with advansys

Hi Andrew,

Another build failure with following message

  CC      drivers/scsi/advansys.o
drivers/scsi/advansys.c:71:2: warning: #warning this driver is still not properly converted to the DMA API
drivers/scsi/advansys.c: In function ‘AdvBuildCarrierFreelist’:
drivers/scsi/advansys.c:6486: error: implicit declaration of function ‘virt_to_bus’
drivers/scsi/advansys.c: In function ‘AdvInitAsc3550Driver’:
drivers/scsi/advansys.c:6974: error: implicit declaration of function ‘bus_to_virt’
drivers/scsi/advansys.c:6974: warning: cast to pointer from integer of different size
drivers/scsi/advansys.c:6994: warning: cast to pointer from integer of different size
drivers/scsi/advansys.c: In function ‘AdvInitAsc38C0800Driver’:
drivers/scsi/advansys.c:7450: warning: cast to pointer from integer of different size
drivers/scsi/advansys.c:7471: warning: cast to pointer from integer of different size
drivers/scsi/advansys.c: In function ‘AdvInitAsc38C1600Driver’:
drivers/scsi/advansys.c:7939: warning: cast to pointer from integer of different size
drivers/scsi/advansys.c:7963: warning: cast to pointer from integer of different size
drivers/scsi/advansys.c: In function ‘adv_isr_callback’:
drivers/scsi/advansys.c:8175: warning: cast to pointer from integer of different size
drivers/scsi/advansys.c: In function ‘AdvISR’:
drivers/scsi/advansys.c:8392: warning: cast to pointer from integer of different size
drivers/scsi/advansys.c:8412: warning: cast to pointer from integer of different size
drivers/scsi/advansys.c: In function ‘AdvExeScsiQueue’:
drivers/scsi/advansys.c:10845: warning: cast to pointer from integer of different size
make[2]: *** [drivers/scsi/advansys.o] Error 1
make[1]: *** [drivers/scsi] Error 2
make: *** [drivers] Error 2


The functions virt_to_bus and bus_to_virt are begin defined between ifdef CONFIG_PPC32
but when i compile allyesconfig with ppc64 box,i get this error. This patch removes the
ifdef.

Signed-off-by : Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>
---
--- linux-2.6.23/include/asm-powerpc/io.h       2007-10-12 15:46:14.000000000 +0530
+++ linux-2.6.23/include/asm-powerpc/~io.h      2007-10-12 15:46:00.000000000 +0530
@@ -690,7 +690,6 @@ static inline void * phys_to_virt(unsign
  * drivers (shame shame shame) that use bus_to_virt() and haven't been
  * fixed yet so I need to define it here.
  */
-#ifdef CONFIG_PPC32
 
 static inline unsigned long virt_to_bus(volatile void * address)
 {
@@ -708,7 +707,6 @@ static inline void * bus_to_virt(unsigne
 
 #define page_to_bus(page)      (page_to_phys(page) + PCI_DRAM_OFFSET)
 
-#endif /* CONFIG_PPC32 */
 
 /* access ports */
 #define setbits32(_addr, _v) out_be32((_addr), in_be32(_addr) |  (_v))


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