[igt-dev] [PATCH i-g-t 3/7] lib/i915/gem_mman: add fixed mode to mmap__cpu_coherent

[Matthew Auld]

On discrete we only support the new fixed mode.

Signed-off-by: Matthew Auld <matthew.auld at intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
Cc: Ramalingam C <ramalingam.c at intel.com>
---
 lib/i915/gem_mman.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/i915/gem_mman.c b/lib/i915/gem_mman.c
index 222e8896..337d28fb 100644
--- a/lib/i915/gem_mman.c
+++ b/lib/i915/gem_mman.c
@@ -580,6 +580,8 @@ void *gem_mmap__cpu_coherent(int fd, uint32_t handle, uint64_t offset,
 	igt_assert(offset == 0);
 
 	ptr = __gem_mmap__cpu_coherent(fd, handle, offset, size, prot);
+	if (!ptr)
+		ptr = __gem_mmap_offset__fixed(fd, handle, offset, size, prot);
 	igt_assert(ptr);
 
 	return ptr;
-- 
2.26.3