[igt-dev] [PATCH i-g-t 07/12] lib/allocator: add get_offset_pat_index() helper
Matthew Auld
matthew.auld at intel.com
Thu Oct 5 15:31:11 UTC 2023
For some cases we are going to need to pass the pat_index for the
vm_bind op. Add a helper for this, such that we can allocate an address
and give the mapping some pat_index.
Signed-off-by: Matthew Auld <matthew.auld at intel.com>
Cc: José Roberto de Souza <jose.souza at intel.com>
Cc: Pallavi Mishra <pallavi.mishra at intel.com>
---
lib/intel_allocator.c | 43 +++++++++++++++++++++++--------
lib/intel_allocator.h | 5 +++-
lib/xe/xe_util.c | 1 +
lib/xe/xe_util.h | 1 +
tests/intel/api_intel_allocator.c | 4 ++-
5 files changed, 41 insertions(+), 13 deletions(-)
diff --git a/lib/intel_allocator.c b/lib/intel_allocator.c
index f0a9b7fb5..da357b833 100644
--- a/lib/intel_allocator.c
+++ b/lib/intel_allocator.c
@@ -16,6 +16,7 @@
#include "igt_map.h"
#include "intel_allocator.h"
#include "intel_allocator_msgchannel.h"
+#include "intel_pat.h"
#include "xe/xe_query.h"
#include "xe/xe_util.h"
@@ -92,6 +93,7 @@ struct allocator_object {
uint32_t handle;
uint64_t offset;
uint64_t size;
+ uint8_t pat_index;
enum allocator_bind_op bind_op;
};
@@ -1122,14 +1124,14 @@ void intel_allocator_get_address_range(uint64_t allocator_handle,
static bool is_same(struct allocator_object *obj,
uint32_t handle, uint64_t offset, uint64_t size,
- enum allocator_bind_op bind_op)
+ uint8_t pat_index, enum allocator_bind_op bind_op)
{
return obj->handle == handle && obj->offset == offset && obj->size == size &&
- (obj->bind_op == bind_op || obj->bind_op == BOUND);
+ obj->pat_index == pat_index && (obj->bind_op == bind_op || obj->bind_op == BOUND);
}
static void track_object(uint64_t allocator_handle, uint32_t handle,
- uint64_t offset, uint64_t size,
+ uint64_t offset, uint64_t size, uint8_t pat_index,
enum allocator_bind_op bind_op)
{
struct ahnd_info *ainfo;
@@ -1156,6 +1158,9 @@ static void track_object(uint64_t allocator_handle, uint32_t handle,
if (ainfo->driver == INTEL_DRIVER_I915)
return; /* no-op for i915, at least for now */
+ if (pat_index == DEFAULT_PAT_INDEX)
+ pat_index = intel_get_pat_idx_wb(ainfo->fd);
+
pthread_mutex_lock(&ainfo->bind_map_mutex);
obj = igt_map_search(ainfo->bind_map, &handle);
if (obj) {
@@ -1165,7 +1170,7 @@ static void track_object(uint64_t allocator_handle, uint32_t handle,
* bind_map.
*/
if (bind_op == TO_BIND) {
- igt_assert_eq(is_same(obj, handle, offset, size, bind_op), true);
+ igt_assert_eq(is_same(obj, handle, offset, size, pat_index, bind_op), true);
} else if (bind_op == TO_UNBIND) {
if (obj->bind_op == TO_BIND)
igt_map_remove(ainfo->bind_map, &obj->handle, map_entry_free_func);
@@ -1181,6 +1186,7 @@ static void track_object(uint64_t allocator_handle, uint32_t handle,
obj->handle = handle;
obj->offset = offset;
obj->size = size;
+ obj->pat_index = pat_index;
obj->bind_op = bind_op;
igt_map_insert(ainfo->bind_map, &obj->handle, obj);
}
@@ -1204,7 +1210,7 @@ out:
*/
uint64_t __intel_allocator_alloc(uint64_t allocator_handle, uint32_t handle,
uint64_t size, uint64_t alignment,
- enum allocator_strategy strategy)
+ uint8_t pat_index, enum allocator_strategy strategy)
{
struct alloc_req req = { .request_type = REQ_ALLOC,
.allocator_handle = allocator_handle,
@@ -1219,7 +1225,8 @@ uint64_t __intel_allocator_alloc(uint64_t allocator_handle, uint32_t handle,
igt_assert(handle_request(&req, &resp) == 0);
igt_assert(resp.response_type == RESP_ALLOC);
- track_object(allocator_handle, handle, resp.alloc.offset, size, TO_BIND);
+ track_object(allocator_handle, handle, resp.alloc.offset, size, pat_index,
+ TO_BIND);
return resp.alloc.offset;
}
@@ -1241,7 +1248,7 @@ uint64_t intel_allocator_alloc(uint64_t allocator_handle, uint32_t handle,
uint64_t offset;
offset = __intel_allocator_alloc(allocator_handle, handle,
- size, alignment,
+ size, alignment, DEFAULT_PAT_INDEX,
ALLOC_STRATEGY_NONE);
igt_assert(offset != ALLOC_INVALID_ADDRESS);
@@ -1268,7 +1275,8 @@ uint64_t intel_allocator_alloc_with_strategy(uint64_t allocator_handle,
uint64_t offset;
offset = __intel_allocator_alloc(allocator_handle, handle,
- size, alignment, strategy);
+ size, alignment, DEFAULT_PAT_INDEX,
+ strategy);
igt_assert(offset != ALLOC_INVALID_ADDRESS);
return offset;
@@ -1298,7 +1306,7 @@ bool intel_allocator_free(uint64_t allocator_handle, uint32_t handle)
igt_assert(handle_request(&req, &resp) == 0);
igt_assert(resp.response_type == RESP_FREE);
- track_object(allocator_handle, handle, 0, 0, TO_UNBIND);
+ track_object(allocator_handle, handle, 0, 0, 0, TO_UNBIND);
return resp.free.freed;
}
@@ -1500,16 +1508,17 @@ static void __xe_op_bind(struct ahnd_info *ainfo, uint32_t sync_in, uint32_t syn
if (obj->bind_op == BOUND)
continue;
- bind_info("= [vm: %u] %s => %u %lx %lx\n",
+ bind_info("= [vm: %u] %s => %u %lx %lx %u\n",
ainfo->vm,
obj->bind_op == TO_BIND ? "TO BIND" : "TO UNBIND",
obj->handle, obj->offset,
- obj->size);
+ obj->size, obj->pat_index);
entry = malloc(sizeof(*entry));
entry->handle = obj->handle;
entry->offset = obj->offset;
entry->size = obj->size;
+ entry->pat_index = obj->pat_index;
entry->bind_op = obj->bind_op == TO_BIND ? XE_OBJECT_BIND :
XE_OBJECT_UNBIND;
igt_list_add(&entry->link, &obj_list);
@@ -1534,6 +1543,18 @@ static void __xe_op_bind(struct ahnd_info *ainfo, uint32_t sync_in, uint32_t syn
}
}
+uint64_t get_offset_pat_index(uint64_t ahnd, uint32_t handle, uint64_t size,
+ uint64_t alignment, uint8_t pat_index)
+{
+ uint64_t offset;
+
+ offset = __intel_allocator_alloc(ahnd, handle, size, alignment,
+ pat_index, ALLOC_STRATEGY_NONE);
+ igt_assert(offset != ALLOC_INVALID_ADDRESS);
+
+ return offset;
+}
+
/**
* intel_allocator_bind:
* @allocator_handle: handle to an allocator
diff --git a/lib/intel_allocator.h b/lib/intel_allocator.h
index f9ff7f1cc..5da8af7f9 100644
--- a/lib/intel_allocator.h
+++ b/lib/intel_allocator.h
@@ -186,7 +186,7 @@ bool intel_allocator_close(uint64_t allocator_handle);
void intel_allocator_get_address_range(uint64_t allocator_handle,
uint64_t *startp, uint64_t *endp);
uint64_t __intel_allocator_alloc(uint64_t allocator_handle, uint32_t handle,
- uint64_t size, uint64_t alignment,
+ uint64_t size, uint64_t alignment, uint8_t pat_index,
enum allocator_strategy strategy);
uint64_t intel_allocator_alloc(uint64_t allocator_handle, uint32_t handle,
uint64_t size, uint64_t alignment);
@@ -266,6 +266,9 @@ static inline bool put_ahnd(uint64_t ahnd)
return !ahnd || intel_allocator_close(ahnd);
}
+uint64_t get_offset_pat_index(uint64_t ahnd, uint32_t handle, uint64_t size,
+ uint64_t alignment, uint8_t pat_index);
+
static inline uint64_t get_offset(uint64_t ahnd, uint32_t handle,
uint64_t size, uint64_t alignment)
{
diff --git a/lib/xe/xe_util.c b/lib/xe/xe_util.c
index 2f9ffe2f1..8583326a9 100644
--- a/lib/xe/xe_util.c
+++ b/lib/xe/xe_util.c
@@ -145,6 +145,7 @@ static struct drm_xe_vm_bind_op *xe_alloc_bind_ops(struct igt_list_head *obj_lis
ops->addr = obj->offset;
ops->range = obj->size;
ops->region = 0;
+ ops->pat_index = obj->pat_index;
bind_info(" [%d]: [%6s] handle: %u, offset: %llx, size: %llx\n",
i, obj->bind_op == XE_OBJECT_BIND ? "BIND" : "UNBIND",
diff --git a/lib/xe/xe_util.h b/lib/xe/xe_util.h
index e97d236b8..e3bdf3d11 100644
--- a/lib/xe/xe_util.h
+++ b/lib/xe/xe_util.h
@@ -36,6 +36,7 @@ struct xe_object {
uint32_t handle;
uint64_t offset;
uint64_t size;
+ uint8_t pat_index;
enum xe_bind_op bind_op;
struct igt_list_head link;
};
diff --git a/tests/intel/api_intel_allocator.c b/tests/intel/api_intel_allocator.c
index f3fcf8a34..d19be3ce9 100644
--- a/tests/intel/api_intel_allocator.c
+++ b/tests/intel/api_intel_allocator.c
@@ -9,6 +9,7 @@
#include "igt.h"
#include "igt_aux.h"
#include "intel_allocator.h"
+#include "intel_pat.h"
#include "xe/xe_ioctl.h"
#include "xe/xe_query.h"
@@ -131,7 +132,8 @@ static void alloc_simple(int fd)
intel_allocator_get_address_range(ahnd, &start, &end);
offset0 = intel_allocator_alloc(ahnd, 1, end - start, 0);
- offset1 = __intel_allocator_alloc(ahnd, 2, 4096, 0, ALLOC_STRATEGY_NONE);
+ offset1 = __intel_allocator_alloc(ahnd, 2, 4096, 0, DEFAULT_PAT_INDEX,
+ ALLOC_STRATEGY_NONE);
igt_assert(offset1 == ALLOC_INVALID_ADDRESS);
intel_allocator_free(ahnd, 1);
--
2.41.0
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