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-rw-r--r--src/gallium/docs/source/screen.rst2
-rw-r--r--src/gallium/drivers/ilo/ilo_screen.c6
-rw-r--r--src/gallium/drivers/nouveau/nv50/nv50_screen.c2
-rw-r--r--src/gallium/drivers/nouveau/nvc0/nvc0_screen.c2
-rw-r--r--src/gallium/drivers/radeon/r600_pipe_common.c8
-rw-r--r--src/gallium/drivers/softpipe/sp_screen.c1
-rw-r--r--src/gallium/include/pipe/p_defines.h1
7 files changed, 22 insertions, 0 deletions
diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index c00d0127ce5..5a11e729841 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -496,6 +496,8 @@ pipe_screen::get_compute_param.
non-zero means yes, zero means no. Value type: ``uint32_t``
* ``PIPE_COMPUTE_CAP_SUBGROUP_SIZE``: The size of a basic execution unit in
threads. Also known as wavefront size, warp size or SIMD width.
+* ``PIPE_COMPUTE_CAP_ADDRESS_BITS``: The default compute device address space
+ size specified as an unsigned integer value in bits.
.. _pipe_bind:
diff --git a/src/gallium/drivers/ilo/ilo_screen.c b/src/gallium/drivers/ilo/ilo_screen.c
index 050c03b66cc..b9e5ad6184f 100644
--- a/src/gallium/drivers/ilo/ilo_screen.c
+++ b/src/gallium/drivers/ilo/ilo_screen.c
@@ -199,6 +199,7 @@ ilo_get_compute_param(struct pipe_screen *screen,
uint32_t max_compute_units;
uint32_t images_supported;
uint32_t subgroup_size;
+ uint32_t address_bits;
} val;
const void *ptr;
int size;
@@ -266,6 +267,11 @@ ilo_get_compute_param(struct pipe_screen *screen,
ptr = &val.max_input_size;
size = sizeof(val.max_input_size);
break;
+ case PIPE_COMPUTE_CAP_ADDRESS_BITS:
+ val.address_bits = 32;
+ ptr = &val.address_bits;
+ size = sizeof(val.address_bits);
+ break;
case PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE:
val.max_mem_alloc_size = 1u << 31;
diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index d878547c9a5..57c0c2bca8b 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -418,6 +418,8 @@ nv50_screen_get_compute_param(struct pipe_screen *pscreen,
RET((uint32_t []) { screen->mp_count });
case PIPE_COMPUTE_CAP_MAX_CLOCK_FREQUENCY:
RET((uint32_t []) { 512 }); /* FIXME: arbitrary limit */
+ case PIPE_COMPUTE_CAP_ADDRESS_BITS:
+ RET((uint32_t []) { 32 });
default:
return 0;
}
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index f139f66f365..e7bfbbedbb1 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -479,6 +479,8 @@ nvc0_screen_get_compute_param(struct pipe_screen *pscreen,
RET((uint32_t []) { screen->mp_count_compute });
case PIPE_COMPUTE_CAP_MAX_CLOCK_FREQUENCY:
RET((uint32_t []) { 512 }); /* FIXME: arbitrary limit */
+ case PIPE_COMPUTE_CAP_ADDRESS_BITS:
+ RET((uint32_t []) { 64 });
default:
return 0;
}
diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c b/src/gallium/drivers/radeon/r600_pipe_common.c
index b1da22f0fd5..1b15594bbd2 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.c
+++ b/src/gallium/drivers/radeon/r600_pipe_common.c
@@ -881,6 +881,14 @@ static int r600_get_compute_param(struct pipe_screen *screen,
*max_threads_per_block = 256;
}
return sizeof(uint64_t);
+ case PIPE_COMPUTE_CAP_ADDRESS_BITS:
+ if (ret) {
+ uint32_t *address_bits = ret;
+ address_bits[0] = 32;
+ if (rscreen->chip_class >= SI)
+ address_bits[0] = 64;
+ }
+ return 1 * sizeof(uint32_t);
case PIPE_COMPUTE_CAP_MAX_GLOBAL_SIZE:
if (ret) {
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index b742bdecbc9..cd4269f9929 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -521,6 +521,7 @@ softpipe_get_compute_param(struct pipe_screen *_screen,
case PIPE_COMPUTE_CAP_MAX_COMPUTE_UNITS:
case PIPE_COMPUTE_CAP_IMAGES_SUPPORTED:
case PIPE_COMPUTE_CAP_SUBGROUP_SIZE:
+ case PIPE_COMPUTE_CAP_ADDRESS_BITS:
break;
}
return 0;
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 1e4d80227b4..5361ed62714 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -834,6 +834,7 @@ enum pipe_shader_ir
*/
enum pipe_compute_cap
{
+ PIPE_COMPUTE_CAP_ADDRESS_BITS,
PIPE_COMPUTE_CAP_IR_TARGET,
PIPE_COMPUTE_CAP_GRID_DIMENSION,
PIPE_COMPUTE_CAP_MAX_GRID_SIZE,