diff options
author | Rebecca Schultz Zavin <rebecca@android.com> | 2013-12-14 02:24:27 +0400 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-12-14 20:55:40 +0400 |
commit | e3c2eb7cd9f291bf17ee056e388d0089cf378345 (patch) | |
tree | 315341c3775e2c386970949693c30e11d5413b15 /drivers/staging/android/ion/ion.h | |
parent | 8898227ed555b477e2989a2a9b984fa37e7a9b42 (diff) | |
download | linux-e3c2eb7cd9f291bf17ee056e388d0089cf378345.tar.xz |
gpu: ion: Add chunk heap
This patch adds support for a chunk heap that allows for buffers that are
made up of a list of fixed size chunks taken from a carveout. Chunk sizes
are configured when the heaps are created by passing the chunk size in the
priv field of the heap platform data.
Signed-off-by: Rebecca Schultz Zavin <rebecca@android.com>
[jstultz: modified patch to apply to staging directory]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/android/ion/ion.h')
-rw-r--r-- | drivers/staging/android/ion/ion.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/staging/android/ion/ion.h b/drivers/staging/android/ion/ion.h index 072d64d72d60..e5f679f1b989 100644 --- a/drivers/staging/android/ion/ion.h +++ b/drivers/staging/android/ion/ion.h @@ -33,6 +33,7 @@ enum ion_heap_type { ION_HEAP_TYPE_SYSTEM, ION_HEAP_TYPE_SYSTEM_CONTIG, ION_HEAP_TYPE_CARVEOUT, + ION_HEAP_TYPE_CHUNK, ION_HEAP_TYPE_CUSTOM, /* must be last so device specific heaps always are at the end of this enum */ ION_NUM_HEAPS, @@ -75,6 +76,8 @@ struct ion_buffer; * @name: used for debug purposes * @base: base address of heap in physical memory if applicable * @size: size of the heap in bytes if applicable + * @align: required alignment in physical memory if applicable + * @priv: private info passed from the board file * * Provided by the board file. */ @@ -84,6 +87,8 @@ struct ion_platform_heap { const char *name; ion_phys_addr_t base; size_t size; + ion_phys_addr_t align; + void *priv; }; /** |