diff options
| author | Lucas Stach <l.stach@pengutronix.de> | 2017-01-16 17:00:08 +0100 |
|---|---|---|
| committer | Lucas Stach <l.stach@pengutronix.de> | 2017-02-02 10:30:27 +0100 |
| commit | 9912b4db7beae07cfa8d435530cddf375873c6f3 (patch) | |
| tree | 88bb25244b988fff0bfb6c8e51e156cbdb983b2a /drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.c | |
| parent | c3ef4b8c3e108397980014a4616c56f50026d547 (diff) | |
| download | linux-9912b4db7beae07cfa8d435530cddf375873c6f3.tar.bz2 | |
drm/etnaviv: get cmdbuf physical address through the cmdbuf abstraction
Don't allow IOMMUv2 to peek directly into the cmdbuf, but get the
needed PA through a dedicated function.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.c')
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.c b/drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.c index 155b1fddca8e..1ad118c6c64e 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.c @@ -57,3 +57,8 @@ u32 etnaviv_cmdbuf_get_va(struct etnaviv_cmdbuf *buf) { return etnaviv_iommu_get_cmdbuf_va(buf->gpu, buf); } + +dma_addr_t etnaviv_cmdbuf_get_pa(struct etnaviv_cmdbuf *buf) +{ + return buf->paddr; +} |