Wire up the conversions and strings for the new MMIO_REMAP placement:

* amdgpu_mem_type_to_domain() maps AMDGPU_PL_MMIO_REMAP -> domain
* amdgpu_bo_placement_from_domain() accepts the new domain
* amdgpu_bo_mem_stats_placement() and amdgpu_bo_print_info() report it
* res cursor supports the new placement
* fdinfo prints "mmioremap" for the new placement

Cc: Christian König <christian.koe...@amd.com>
Cc: Alex Deucher <alexander.deuc...@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmu...@amd.com>
Reviewed-by: Christian König <christian.koe...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c     |  1 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.c     | 13 +++++++++++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.h     |  2 ++
 drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h |  2 ++
 4 files changed, 18 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c
index 91d638098889..b349bb3676d5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fdinfo.c
@@ -70,6 +70,7 @@ void amdgpu_show_fdinfo(struct drm_printer *p, struct 
drm_file *file)
                [AMDGPU_PL_GWS] = "gws",
                [AMDGPU_PL_OA] = "oa",
                [AMDGPU_PL_DOORBELL] = "doorbell",
+               [AMDGPU_PL_MMIO_REMAP] = "mmioremap",
        };
        unsigned int hw_ip, i;
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 122a88294883..fe486988a738 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -153,6 +153,14 @@ void amdgpu_bo_placement_from_domain(struct amdgpu_bo 
*abo, u32 domain)
                c++;
        }
 
+       if (domain & AMDGPU_GEM_DOMAIN_MMIO_REMAP) {
+               places[c].fpfn = 0;
+               places[c].lpfn = 0;
+               places[c].mem_type = AMDGPU_PL_MMIO_REMAP;
+               places[c].flags = 0;
+               c++;
+       }
+
        if (domain & AMDGPU_GEM_DOMAIN_GTT) {
                places[c].fpfn = 0;
                places[c].lpfn = 0;
@@ -1545,6 +1553,8 @@ uint32_t amdgpu_bo_mem_stats_placement(struct amdgpu_bo 
*bo)
                return AMDGPU_PL_OA;
        case AMDGPU_GEM_DOMAIN_DOORBELL:
                return AMDGPU_PL_DOORBELL;
+       case AMDGPU_GEM_DOMAIN_MMIO_REMAP:
+               return AMDGPU_PL_MMIO_REMAP;
        default:
                return TTM_PL_SYSTEM;
        }
@@ -1628,6 +1638,9 @@ u64 amdgpu_bo_print_info(int id, struct amdgpu_bo *bo, 
struct seq_file *m)
                        case AMDGPU_PL_DOORBELL:
                                placement = "DOORBELL";
                                break;
+                       case AMDGPU_PL_MMIO_REMAP:
+                               placement = "MMIO REMAP";
+                               break;
                        case TTM_PL_SYSTEM:
                        default:
                                placement = "CPU";
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
index 87523fcd4386..656b8a931dae 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
@@ -167,6 +167,8 @@ static inline unsigned amdgpu_mem_type_to_domain(u32 
mem_type)
                return AMDGPU_GEM_DOMAIN_OA;
        case AMDGPU_PL_DOORBELL:
                return AMDGPU_GEM_DOMAIN_DOORBELL;
+       case AMDGPU_PL_MMIO_REMAP:
+               return AMDGPU_GEM_DOMAIN_MMIO_REMAP;
        default:
                break;
        }
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h
index 50fcd86e1033..be2e56ce1355 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h
@@ -91,6 +91,7 @@ static inline void amdgpu_res_first(struct ttm_resource *res,
                break;
        case TTM_PL_TT:
        case AMDGPU_PL_DOORBELL:
+       case AMDGPU_PL_MMIO_REMAP:
                node = to_ttm_range_mgr_node(res)->mm_nodes;
                while (start >= node->size << PAGE_SHIFT)
                        start -= node++->size << PAGE_SHIFT;
@@ -153,6 +154,7 @@ static inline void amdgpu_res_next(struct amdgpu_res_cursor 
*cur, uint64_t size)
                break;
        case TTM_PL_TT:
        case AMDGPU_PL_DOORBELL:
+       case AMDGPU_PL_MMIO_REMAP:
                node = cur->node;
 
                cur->node = ++node;
-- 
2.34.1

Reply via email to