From: Michel Dänzer <[email protected]>
This matches the corresponding UAPI fields. Treating the ring index as
signed could result in accessing random unrelated memory if the MSB was
set.
Fixes: effd924d2f3b ("drm/amdgpu: untie user ring ids from kernel ring
ids v6")
Cc: [email protected]
Signed-off-by: Michel Dänzer <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_queue_mgr.c | 6 +++---
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 86f91789de6d..f8657c37ba9d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -722,7 +722,7 @@ int amdgpu_queue_mgr_fini(struct amdgpu_device *adev,
struct amdgpu_queue_mgr *mgr);
int amdgpu_queue_mgr_map(struct amdgpu_device *adev,
struct amdgpu_queue_mgr *mgr,
- int hw_ip, int instance, int ring,
+ u32 hw_ip, u32 instance, u32 ring,
struct amdgpu_ring **out_ring);
/*
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_queue_mgr.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_queue_mgr.c
index 190e28cb827e..93d86619e802 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_queue_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_queue_mgr.c
@@ -63,7 +63,7 @@ static int amdgpu_update_cached_map(struct
amdgpu_queue_mapper *mapper,
static int amdgpu_identity_map(struct amdgpu_device *adev,
struct amdgpu_queue_mapper *mapper,
- int ring,
+ u32 ring,
struct amdgpu_ring **out_ring)
{
switch (mapper->hw_ip) {
@@ -121,7 +121,7 @@ static enum amdgpu_ring_type amdgpu_hw_ip_to_ring_type(int
hw_ip)
static int amdgpu_lru_map(struct amdgpu_device *adev,
struct amdgpu_queue_mapper *mapper,
- int user_ring, bool lru_pipe_order,
+ u32 user_ring, bool lru_pipe_order,
struct amdgpu_ring **out_ring)
{
int r, i, j;
@@ -208,7 +208,7 @@ int amdgpu_queue_mgr_fini(struct amdgpu_device *adev,
*/
int amdgpu_queue_mgr_map(struct amdgpu_device *adev,
struct amdgpu_queue_mgr *mgr,
- int hw_ip, int instance, int ring,
+ u32 hw_ip, u32 instance, u32 ring,
struct amdgpu_ring **out_ring)
{
int r, ip_num_rings;
--
2.15.0
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