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intel: Pass virtual memory address space ID while creating context

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In future patches, we will be creating a separate companion RCS engine
and each engine is created with it's own address space, and we really
don't want. CCS and RCS engine writes should be visible to each other in
order to get the wait/signal mechanism working.

v2:
- Move drm_i915_gem_context_create_ext_setparam out of if block (Lionel)

Signed-off-by: Sagar Ghuge <sagar.ghuge@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23661>
This commit is contained in:
Sagar Ghuge 2023-05-25 11:35:39 -07:00 • committed by Marge Bot
parent b73960fc40
commit a5e4be45c0
7 changed files with 20 additions and 2 deletions
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2
src/gallium/drivers/iris/i915/iris_batch.c
View file

@ -191,7 +191,7 @@ iris_create_engines_context(struct iris_context *ice)
uint32_t engines_ctx;
if (!intel_gem_create_context_engines(fd, flags, engines_info, num_batches,
engine_classes, &engines_ctx)) {
engine_classes, 0, &engines_ctx)) {
free(engines_info);
return -1;
}

13
src/intel/common/i915/intel_gem.c
View file

@ -52,6 +52,7 @@ i915_gem_create_context_engines(int fd,
enum intel_gem_create_context_flags flags,
const struct intel_query_engine_info *info,
int num_engines, enum intel_engine_class *engine_classes,
uint32_t vm_id,
uint32_t *context_id)
{
assert(info != NULL);
@ -137,6 +138,12 @@ i915_gem_create_context_engines(int fd,
struct drm_i915_gem_context_create_ext create = {
.flags = I915_CONTEXT_CREATE_FLAGS_USE_EXTENSIONS,
};
struct drm_i915_gem_context_create_ext_setparam vm_param = {
.param = {
.param = I915_CONTEXT_PARAM_VM,
.value = vm_id,
},
};
intel_i915_gem_add_ext(&create.extensions,
I915_CONTEXT_CREATE_EXT_SETPARAM,
@ -145,6 +152,12 @@ i915_gem_create_context_engines(int fd,
I915_CONTEXT_CREATE_EXT_SETPARAM,
&recoverable_param.base);
if (vm_id != 0) {
intel_i915_gem_add_ext(&create.extensions,
I915_CONTEXT_CREATE_EXT_SETPARAM,
&vm_param.base);
}
if (flags & INTEL_GEM_CREATE_CONTEXT_EXT_PROTECTED_FLAG) {
intel_i915_gem_add_ext(&create.extensions,
I915_CONTEXT_CREATE_EXT_SETPARAM,

1
src/intel/common/i915/intel_gem.h
View file

@ -36,6 +36,7 @@ bool i915_gem_create_context_engines(int fd,
enum intel_gem_create_context_flags flags,
const struct intel_query_engine_info *info,
int num_engines, enum intel_engine_class *engine_classes,
uint32_t vm_id,
uint32_t *context_id);
bool i915_gem_set_context_param(int fd, uint32_t context, uint32_t param,
uint64_t value);

3
src/intel/common/intel_gem.c
View file

@ -79,10 +79,11 @@ intel_gem_create_context_engines(int fd,
enum intel_gem_create_context_flags flags,
const struct intel_query_engine_info *info,
int num_engines, enum intel_engine_class *engine_classes,
uint32_t vm_id,
uint32_t *context_id)
{
return i915_gem_create_context_engines(fd, flags, info, num_engines,
engine_classes, context_id);
engine_classes, vm_id, context_id);
}
bool

1
src/intel/common/intel_gem.h
View file

@ -103,6 +103,7 @@ intel_gem_create_context_engines(int fd,
enum intel_gem_create_context_flags flags,
const struct intel_query_engine_info *info,
int num_engines, enum intel_engine_class *engine_classes,
uint32_t vm_id,
uint32_t *context_id);
bool
intel_gem_set_context_param(int fd, uint32_t context, uint32_t param,

1
src/intel/vulkan/i915/anv_device.c
View file

@ -232,6 +232,7 @@ anv_i915_device_setup_context(struct anv_device *device,
if (!intel_gem_create_context_engines(device->fd, 0 /* flags */,
physical_device->engine_info,
engine_count, engine_classes,
0 /* vm_id */,
(uint32_t *)&device->context_id))
result = vk_errorf(device, VK_ERROR_INITIALIZATION_FAILED,
"kernel context creation failed");

1
src/intel/vulkan_hasvk/anv_device.c
View file

@ -2629,6 +2629,7 @@ anv_device_setup_context(struct anv_device *device,
if (!intel_gem_create_context_engines(device->fd, 0 /* flags */,
physical_device->engine_info,
engine_count, engine_classes,
0 /* vm_id */,
(uint32_t *)&device->context_id))
result = vk_errorf(device, VK_ERROR_INITIALIZATION_FAILED,
"kernel context creation failed");