Currently we can only import dma buf fd's to get ion_handle.
Adding support to import dma buf handles to support kernel
specific use cases.
Signed-off-by: Rohit kumar
---
Currently, ION is the memory manager for graphics in android. However,
in other linux platforms such as Tizen, DRM-G
a_buf. This patch exposes api to
retrieve the ion handle from dma_buf for similar use cases. With this
patch, we can integrate ION within DRM-GEM for buffer management and
dma_buf sharing.
Signed-off-by: Rohit kumar
---
v2: Updated commit message with use case explanation, as suggested by
a_buf. This patch exposes api to
retrieve the ion handle from dma_buf for similar use cases. With this
patch, we can integrate ION within DRM-GEM for buffer management and
dma_buf sharing.
Signed-off-by: Rohit kumar
---
v2: Updated commit message with use case explanation, as suggested by
This patch fixes error handling case when buffer->pages allocation
fails. Also, it removes unreachable code of checking ret variable
although it is not updated.
Signed-off-by: Rohit kumar
---
drivers/staging/android/ion/ion.c | 14 +-
1 file changed, 5 insertions(+), 9 deleti
int, result will be implementation defined.
Signed-off-by: Rohit Kumar
---
drivers/staging/android/ashmem.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c
index 86580b6..a1a0025 100644
--- a/drivers/staging
Changing return type from int to loff_t. Actual return type of the
function (vfs_llseek) is loff_t (long long). Here due to implicit
converion from long long to int, result will be implementation defined.
Signed-off-by: Rohit Kumar
---
drivers/staging/android/ashmem.c | 2 +-
1 file changed, 1
