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[POWERPC] cpm2: Infrastructure code cleanup.

Browse source 
Mostly sparse fixes (__iomem annotations, etc); also, cpm2_immr
is used rather than creating many temporary mappings.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Scott Wood 2007-09-14 15:30:44 -05:00 • committed by Kumar Gala
commit 449012daa9
5 changed files with 49 additions and 34 deletions
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2
include/asm-powerpc/cpm2.h
View file

@ -107,7 +107,7 @@
/* Export the base address of the communication processor registers
* and dual port ram.
*/
extern cpm_cpm2_t *cpmp; /* Pointer to comm processor */
extern cpm_cpm2_t __iomem *cpmp; /* Pointer to comm processor */
extern unsigned long cpm_dpalloc(uint size, uint align);
extern int cpm_dpfree(unsigned long offset);

19
include/asm-powerpc/fs_pd.h
View file

@ -23,22 +23,9 @@
#include <asm/mpc85xx.h>
#endif
#define cpm2_map(member) \
({ \
u32 offset = offsetof(cpm2_map_t, member); \
void *addr = ioremap (CPM_MAP_ADDR + offset, \
sizeof( ((cpm2_map_t*)0)->member)); \
addr; \
})
#define cpm2_map_size(member, size) \
({ \
u32 offset = offsetof(cpm2_map_t, member); \
void *addr = ioremap (CPM_MAP_ADDR + offset, size); \
addr; \
})
#define cpm2_unmap(addr) iounmap(addr)
#define cpm2_map(member) (&cpm2_immr->member)
#define cpm2_map_size(member, size) (&cpm2_immr->member)
#define cpm2_unmap(addr) do {} while(0)
#endif
#ifdef CONFIG_8xx

4
include/asm-powerpc/immap_cpm2.h
View file

@ -10,6 +10,8 @@
#ifndef __IMMAP_CPM2__
#define __IMMAP_CPM2__
#include <linux/types.h>
/* System configuration registers.
*/
typedef struct sys_82xx_conf {
@ -642,7 +644,7 @@ typedef struct immap {
u8 res11[4096];
} cpm2_map_t;
extern cpm2_map_t *cpm2_immr;
extern cpm2_map_t __iomem *cpm2_immr;
#endif /* __IMMAP_CPM2__ */
#endif /* __KERNEL__ */