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author | Matt Porter <mporter@ti.com> | 2012-10-05 13:04:43 -0400 |
---|---|---|
committer | Sekhar Nori <nsekhar@ti.com> | 2012-10-27 16:28:35 +0530 |
commit | 983c42ba3465d4a80edfd318de24f8ffb2bf71ca (patch) | |
tree | 69fbbb59019fadb8f6c1a6eaf271c41faa7004d1 /arch/arm/mach-davinci | |
parent | c94472d4ad11c5b7d8cd527d136c198269d390fc (diff) | |
download | blackbird-obmc-linux-983c42ba3465d4a80edfd318de24f8ffb2bf71ca.tar.gz blackbird-obmc-linux-983c42ba3465d4a80edfd318de24f8ffb2bf71ca.zip |
ARM: davinci: add platform hook to fetch the SRAM pool
Adds sram_get_gen_pool() which allows platform code to get
the machine's SRAM gen_pool. The gen_pool may be passed in
platform data for driver genalloc use.
Signed-off-by: Matt Porter <mporter@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Diffstat (limited to 'arch/arm/mach-davinci')
-rw-r--r-- | arch/arm/mach-davinci/include/mach/sram.h | 3 | ||||
-rw-r--r-- | arch/arm/mach-davinci/sram.c | 5 |
2 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/include/mach/sram.h b/arch/arm/mach-davinci/include/mach/sram.h index 111f7cc71e07..4e5db56218b8 100644 --- a/arch/arm/mach-davinci/include/mach/sram.h +++ b/arch/arm/mach-davinci/include/mach/sram.h @@ -24,4 +24,7 @@ extern void *sram_alloc(size_t len, dma_addr_t *dma); extern void sram_free(void *addr, size_t len); +/* Get the struct gen_pool * for use in platform data */ +extern struct gen_pool *sram_get_gen_pool(void); + #endif /* __MACH_SRAM_H */ diff --git a/arch/arm/mach-davinci/sram.c b/arch/arm/mach-davinci/sram.c index fa56374912d4..c5f7ee5cc80a 100644 --- a/arch/arm/mach-davinci/sram.c +++ b/arch/arm/mach-davinci/sram.c @@ -18,6 +18,11 @@ static struct gen_pool *sram_pool; +struct gen_pool *sram_get_gen_pool(void) +{ + return sram_pool; +} + void *sram_alloc(size_t len, dma_addr_t *dma) { unsigned long vaddr; |