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-rw-r--r--src/gallium/drivers/ilo/ilo_context.h22
-rw-r--r--src/gallium/drivers/ilo/ilo_screen.c582
-rw-r--r--src/gallium/drivers/ilo/ilo_screen.h13
3 files changed, 606 insertions, 11 deletions
diff --git a/src/gallium/drivers/ilo/ilo_context.h b/src/gallium/drivers/ilo/ilo_context.h
index e53fb589423..da340ce5b4b 100644
--- a/src/gallium/drivers/ilo/ilo_context.h
+++ b/src/gallium/drivers/ilo/ilo_context.h
@@ -32,6 +32,28 @@
#include "ilo_common.h"
+/**
+ * \see brw_context.h
+ */
+#define ILO_MAX_DRAW_BUFFERS 8
+#define ILO_MAX_CONST_BUFFERS 1
+#define ILO_MAX_SAMPLER_VIEWS 16
+#define ILO_MAX_SAMPLERS 16
+#define ILO_MAX_SO_BINDINGS 64
+#define ILO_MAX_SO_BUFFERS 4
+
+#define ILO_MAX_VS_SURFACES (ILO_MAX_CONST_BUFFERS + ILO_MAX_SAMPLER_VIEWS)
+#define ILO_VS_CONST_SURFACE(i) (i)
+#define ILO_VS_TEXTURE_SURFACE(i) (ILO_MAX_CONST_BUFFERS + i)
+
+#define ILO_MAX_GS_SURFACES (ILO_MAX_SO_BINDINGS)
+#define ILO_GS_SO_SURFACE(i) (i)
+
+#define ILO_MAX_WM_SURFACES (ILO_MAX_DRAW_BUFFERS + ILO_MAX_CONST_BUFFERS + ILO_MAX_SAMPLER_VIEWS)
+#define ILO_WM_DRAW_SURFACE(i) (i)
+#define ILO_WM_CONST_SURFACE(i) (ILO_MAX_DRAW_BUFFERS + i)
+#define ILO_WM_TEXTURE_SURFACE(i) (ILO_MAX_DRAW_BUFFERS + ILO_MAX_CONST_BUFFERS + i)
+
struct intel_winsys;
struct ilo_screen;
diff --git a/src/gallium/drivers/ilo/ilo_screen.c b/src/gallium/drivers/ilo/ilo_screen.c
index 3ab02e0ec1e..3b082549d8d 100644
--- a/src/gallium/drivers/ilo/ilo_screen.c
+++ b/src/gallium/drivers/ilo/ilo_screen.c
@@ -26,7 +26,10 @@
*/
#include "util/u_format_s3tc.h"
+#include "vl/vl_decoder.h"
+#include "vl/vl_video_buffer.h"
#include "intel_chipset.h"
+#include "intel_reg.h" /* for TIMESTAMP */
#include "intel_winsys.h"
#include "ilo_context.h"
@@ -48,6 +51,563 @@ static const struct debug_named_value ilo_debug_flags[] = {
DEBUG_NAMED_VALUE_END
};
+static float
+ilo_get_paramf(struct pipe_screen *screen, enum pipe_capf param)
+{
+ switch (param) {
+ case PIPE_CAPF_MAX_LINE_WIDTH:
+ /* in U3.7, defined in 3DSTATE_SF */
+ return 7.0f;
+ case PIPE_CAPF_MAX_LINE_WIDTH_AA:
+ /* line width minus one, which is reserved for AA region */
+ return 6.0f;
+ case PIPE_CAPF_MAX_POINT_WIDTH:
+ /* in U8.3, defined in 3DSTATE_SF */
+ return 255.0f;
+ case PIPE_CAPF_MAX_POINT_WIDTH_AA:
+ /* same as point width, as we ignore rasterizer->point_smooth */
+ return 255.0f;
+ case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
+ /* [2.0, 16.0], defined in SAMPLER_STATE */
+ return 16.0f;
+ case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
+ /* [-16.0, 16.0), defined in SAMPLER_STATE */
+ return 15.0f;
+ case PIPE_CAPF_GUARD_BAND_LEFT:
+ case PIPE_CAPF_GUARD_BAND_TOP:
+ case PIPE_CAPF_GUARD_BAND_RIGHT:
+ case PIPE_CAPF_GUARD_BAND_BOTTOM:
+ /* what are these for? */
+ return 0.0f;
+
+ default:
+ return 0.0f;
+ }
+}
+
+static int
+ilo_get_shader_param(struct pipe_screen *screen, unsigned shader,
+ enum pipe_shader_cap param)
+{
+ switch (shader) {
+ case PIPE_SHADER_FRAGMENT:
+ case PIPE_SHADER_VERTEX:
+ case PIPE_SHADER_GEOMETRY:
+ break;
+ default:
+ return 0;
+ }
+
+ switch (param) {
+ /* the limits are copied from the classic driver */
+ case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
+ return (shader == PIPE_SHADER_FRAGMENT) ? 1024 : 16384;
+ case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
+ return (shader == PIPE_SHADER_FRAGMENT) ? 1024 : 0;
+ case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
+ return (shader == PIPE_SHADER_FRAGMENT) ? 1024 : 0;
+ case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
+ return (shader == PIPE_SHADER_FRAGMENT) ? 1024 : 0;
+ case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
+ return UINT_MAX;
+ case PIPE_SHADER_CAP_MAX_INPUTS:
+ /* this is limited by how many attributes SF can remap */
+ return 16;
+ case PIPE_SHADER_CAP_MAX_CONSTS:
+ return 1024;
+ case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
+ return ILO_MAX_CONST_BUFFERS;
+ case PIPE_SHADER_CAP_MAX_TEMPS:
+ return 256;
+ case PIPE_SHADER_CAP_MAX_ADDRS:
+ return (shader == PIPE_SHADER_FRAGMENT) ? 0 : 1;
+ case PIPE_SHADER_CAP_MAX_PREDS:
+ return 0;
+ case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
+ return 1;
+ case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
+ return 0;
+ case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
+ return 0;
+ case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
+ return (shader == PIPE_SHADER_FRAGMENT) ? 0 : 1;
+ case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
+ return (shader == PIPE_SHADER_FRAGMENT) ? 0 : 1;
+ case PIPE_SHADER_CAP_SUBROUTINES:
+ return 0;
+ case PIPE_SHADER_CAP_INTEGERS:
+ return 1;
+ case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
+ return ILO_MAX_SAMPLERS;
+ case PIPE_SHADER_CAP_PREFERRED_IR:
+ return PIPE_SHADER_IR_TGSI;
+ case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
+ return 1;
+
+ default:
+ return 0;
+ }
+}
+
+static int
+ilo_get_video_param(struct pipe_screen *screen,
+ enum pipe_video_profile profile,
+ enum pipe_video_cap param)
+{
+ switch (param) {
+ case PIPE_VIDEO_CAP_SUPPORTED:
+ return vl_profile_supported(screen, profile);
+ case PIPE_VIDEO_CAP_NPOT_TEXTURES:
+ return 1;
+ case PIPE_VIDEO_CAP_MAX_WIDTH:
+ case PIPE_VIDEO_CAP_MAX_HEIGHT:
+ return vl_video_buffer_max_size(screen);
+ case PIPE_VIDEO_CAP_PREFERED_FORMAT:
+ return PIPE_FORMAT_NV12;
+ case PIPE_VIDEO_CAP_PREFERS_INTERLACED:
+ return 1;
+ case PIPE_VIDEO_CAP_SUPPORTS_PROGRESSIVE:
+ return 1;
+ case PIPE_VIDEO_CAP_SUPPORTS_INTERLACED:
+ return 0;
+
+ default:
+ return 0;
+ }
+}
+
+static int
+ilo_get_compute_param(struct pipe_screen *screen,
+ enum pipe_compute_cap param,
+ void *ret)
+{
+ union {
+ const char *ir_target;
+ uint64_t grid_dimension;
+ uint64_t max_grid_size[3];
+ uint64_t max_block_size[3];
+ uint64_t max_threads_per_block;
+ uint64_t max_global_size;
+ uint64_t max_local_size;
+ uint64_t max_private_size;
+ uint64_t max_input_size;
+ uint64_t max_mem_alloc_size;
+ } val;
+ const void *ptr;
+ int size;
+
+ /* XXX some randomly chosen values */
+ switch (param) {
+ case PIPE_COMPUTE_CAP_IR_TARGET:
+ val.ir_target = "ilog";
+
+ ptr = val.ir_target;
+ size = strlen(val.ir_target) + 1;
+ break;
+ case PIPE_COMPUTE_CAP_GRID_DIMENSION:
+ val.grid_dimension = Elements(val.max_grid_size);
+
+ ptr = &val.grid_dimension;
+ size = sizeof(val.grid_dimension);
+ break;
+ case PIPE_COMPUTE_CAP_MAX_GRID_SIZE:
+ val.max_grid_size[0] = 65535;
+ val.max_grid_size[1] = 65535;
+ val.max_grid_size[2] = 1;
+
+ ptr = &val.max_grid_size;
+ size = sizeof(val.max_grid_size);
+ break;
+ case PIPE_COMPUTE_CAP_MAX_BLOCK_SIZE:
+ val.max_block_size[0] = 512;
+ val.max_block_size[1] = 512;
+ val.max_block_size[2] = 512;
+
+ ptr = &val.max_block_size;
+ size = sizeof(val.max_block_size);
+ break;
+
+ case PIPE_COMPUTE_CAP_MAX_THREADS_PER_BLOCK:
+ val.max_threads_per_block = 512;
+
+ ptr = &val.max_threads_per_block;
+ size = sizeof(val.max_threads_per_block);
+ break;
+ case PIPE_COMPUTE_CAP_MAX_GLOBAL_SIZE:
+ val.max_global_size = 4;
+
+ ptr = &val.max_global_size;
+ size = sizeof(val.max_global_size);
+ break;
+ case PIPE_COMPUTE_CAP_MAX_LOCAL_SIZE:
+ val.max_local_size = 64 * 1024;
+
+ ptr = &val.max_local_size;
+ size = sizeof(val.max_local_size);
+ break;
+ case PIPE_COMPUTE_CAP_MAX_PRIVATE_SIZE:
+ val.max_private_size = 32768;
+
+ ptr = &val.max_private_size;
+ size = sizeof(val.max_private_size);
+ break;
+ case PIPE_COMPUTE_CAP_MAX_INPUT_SIZE:
+ val.max_input_size = 256;
+
+ ptr = &val.max_input_size;
+ size = sizeof(val.max_input_size);
+ break;
+ case PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE:
+ val.max_mem_alloc_size = 128 * 1024 * 1024;
+
+ ptr = &val.max_mem_alloc_size;
+ size = sizeof(val.max_mem_alloc_size);
+ break;
+ default:
+ ptr = NULL;
+ size = 0;
+ break;
+ }
+
+ if (ret)
+ memcpy(ret, ptr, size);
+
+ return size;
+}
+
+static int
+ilo_get_param(struct pipe_screen *screen, enum pipe_cap param)
+{
+ struct ilo_screen *is = ilo_screen(screen);
+
+ switch (param) {
+ case PIPE_CAP_NPOT_TEXTURES:
+ case PIPE_CAP_TWO_SIDED_STENCIL:
+ return true;
+ case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
+ return 0; /* TODO */
+ case PIPE_CAP_ANISOTROPIC_FILTER:
+ case PIPE_CAP_POINT_SPRITE:
+ return true;
+ case PIPE_CAP_MAX_RENDER_TARGETS:
+ return ILO_MAX_DRAW_BUFFERS;
+ case PIPE_CAP_OCCLUSION_QUERY:
+ case PIPE_CAP_QUERY_TIME_ELAPSED:
+ case PIPE_CAP_TEXTURE_SHADOW_MAP:
+ case PIPE_CAP_TEXTURE_SWIZZLE: /* must be supported for shadow map */
+ return true;
+ case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
+ /*
+ * As defined in SURFACE_STATE, we have
+ *
+ * Max WxHxD for 2D and CUBE Max WxHxD for 3D
+ * GEN6 8192x8192x512 2048x2048x2048
+ * GEN7 16384x16384x2048 2048x2048x2048
+ *
+ * However, when the texutre size is large, things become unstable. We
+ * require the maximum texture size to be 2^30 bytes in
+ * screen->can_create_resource(). Since the maximum pixel size is 2^4
+ * bytes (PIPE_FORMAT_R32G32B32A32_FLOAT), textures should not have more
+ * than 2^26 pixels.
+ *
+ * For 3D textures, we have to set the maximum number of levels to 9,
+ * which has at most 2^24 pixels. For 2D textures, we set it to 14,
+ * which has at most 2^26 pixels.
+ */
+ return 14;
+ case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
+ return 9;
+ case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
+ return 14;
+ case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
+ return false;
+ case PIPE_CAP_BLEND_EQUATION_SEPARATE:
+ case PIPE_CAP_SM3:
+ return true;
+ case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
+ if (is->gen >= ILO_GEN(7))
+ return 0; /* TODO */
+ return ILO_MAX_SO_BUFFERS;
+ case PIPE_CAP_PRIMITIVE_RESTART:
+ return false; /* TODO */
+ case PIPE_CAP_MAX_COMBINED_SAMPLERS:
+ return ILO_MAX_SAMPLERS * 2;
+ case PIPE_CAP_INDEP_BLEND_ENABLE:
+ case PIPE_CAP_INDEP_BLEND_FUNC:
+ return true;
+ case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS:
+ return (is->gen >= ILO_GEN(7)) ? 2048 : 512;
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
+ case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
+ case PIPE_CAP_DEPTH_CLIP_DISABLE:
+ return true;
+ case PIPE_CAP_SHADER_STENCIL_EXPORT:
+ return false;
+ case PIPE_CAP_TGSI_INSTANCEID:
+ case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
+ return false; /* TODO */
+ case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
+ return false;
+ case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
+ return true;
+ case PIPE_CAP_SEAMLESS_CUBE_MAP:
+ case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
+ case PIPE_CAP_SCALED_RESOLVE:
+ return true;
+ case PIPE_CAP_MIN_TEXEL_OFFSET:
+ return -8;
+ case PIPE_CAP_MAX_TEXEL_OFFSET:
+ return 7;
+ case PIPE_CAP_CONDITIONAL_RENDER:
+ case PIPE_CAP_TEXTURE_BARRIER:
+ return true;
+ case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
+ return ILO_MAX_SO_BINDINGS / ILO_MAX_SO_BUFFERS;
+ case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
+ return ILO_MAX_SO_BINDINGS;
+ case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
+ return false; /* TODO */
+ case PIPE_CAP_TGSI_CAN_COMPACT_VARYINGS:
+ case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
+ return false;
+ case PIPE_CAP_VERTEX_COLOR_UNCLAMPED:
+ return true;
+ case PIPE_CAP_VERTEX_COLOR_CLAMPED:
+ return false;
+ case PIPE_CAP_GLSL_FEATURE_LEVEL:
+ return 130;
+ case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
+ case PIPE_CAP_USER_VERTEX_BUFFERS:
+ return false;
+ case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY:
+ case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY:
+ case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY:
+ return false;
+ case PIPE_CAP_COMPUTE:
+ return false; /* TODO */
+ case PIPE_CAP_USER_INDEX_BUFFERS:
+ return false;
+ case PIPE_CAP_USER_CONSTANT_BUFFERS:
+ return false; /* TODO push constants */
+ case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
+ return 16;
+ case PIPE_CAP_START_INSTANCE:
+ case PIPE_CAP_QUERY_TIMESTAMP:
+ return true;
+ case PIPE_CAP_TEXTURE_MULTISAMPLE:
+ return false; /* TODO */
+ case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
+ return 0; /* TODO */
+ case PIPE_CAP_CUBE_MAP_ARRAY:
+ case PIPE_CAP_TEXTURE_BUFFER_OBJECTS:
+ return false; /* TODO */
+ case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
+ return 0; /* TODO */
+ case PIPE_CAP_TGSI_TEXCOORD:
+ return false;
+ case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
+ return true;
+ case PIPE_CAP_QUERY_PIPELINE_STATISTICS:
+ return false; /* TODO */
+ case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:
+ return 0;
+
+ default:
+ return 0;
+ }
+}
+
+static const char *
+ilo_get_vendor(struct pipe_screen *screen)
+{
+ return "LunarG, Inc.";
+}
+
+static const char *
+ilo_get_name(struct pipe_screen *screen)
+{
+ struct ilo_screen *is = ilo_screen(screen);
+ const char *chipset;
+
+ /* stolen from classic i965 */
+ switch (is->devid) {
+ case PCI_CHIP_SANDYBRIDGE_GT1:
+ case PCI_CHIP_SANDYBRIDGE_GT2:
+ case PCI_CHIP_SANDYBRIDGE_GT2_PLUS:
+ chipset = "Intel(R) Sandybridge Desktop";
+ break;
+ case PCI_CHIP_SANDYBRIDGE_M_GT1:
+ case PCI_CHIP_SANDYBRIDGE_M_GT2:
+ case PCI_CHIP_SANDYBRIDGE_M_GT2_PLUS:
+ chipset = "Intel(R) Sandybridge Mobile";
+ break;
+ case PCI_CHIP_SANDYBRIDGE_S:
+ chipset = "Intel(R) Sandybridge Server";
+ break;
+ case PCI_CHIP_IVYBRIDGE_GT1:
+ case PCI_CHIP_IVYBRIDGE_GT2:
+ chipset = "Intel(R) Ivybridge Desktop";
+ break;
+ case PCI_CHIP_IVYBRIDGE_M_GT1:
+ case PCI_CHIP_IVYBRIDGE_M_GT2:
+ chipset = "Intel(R) Ivybridge Mobile";
+ break;
+ case PCI_CHIP_IVYBRIDGE_S_GT1:
+ case PCI_CHIP_IVYBRIDGE_S_GT2:
+ chipset = "Intel(R) Ivybridge Server";
+ break;
+ case PCI_CHIP_BAYTRAIL_M_1:
+ case PCI_CHIP_BAYTRAIL_M_2:
+ case PCI_CHIP_BAYTRAIL_M_3:
+ case PCI_CHIP_BAYTRAIL_M_4:
+ case PCI_CHIP_BAYTRAIL_D:
+ chipset = "Intel(R) Bay Trail";
+ break;
+ case PCI_CHIP_HASWELL_GT1:
+ case PCI_CHIP_HASWELL_GT2:
+ case PCI_CHIP_HASWELL_GT2_PLUS:
+ case PCI_CHIP_HASWELL_SDV_GT1:
+ case PCI_CHIP_HASWELL_SDV_GT2:
+ case PCI_CHIP_HASWELL_SDV_GT2_PLUS:
+ case PCI_CHIP_HASWELL_ULT_GT1:
+ case PCI_CHIP_HASWELL_ULT_GT2:
+ case PCI_CHIP_HASWELL_ULT_GT2_PLUS:
+ case PCI_CHIP_HASWELL_CRW_GT1:
+ case PCI_CHIP_HASWELL_CRW_GT2:
+ case PCI_CHIP_HASWELL_CRW_GT2_PLUS:
+ chipset = "Intel(R) Haswell Desktop";
+ break;
+ case PCI_CHIP_HASWELL_M_GT1:
+ case PCI_CHIP_HASWELL_M_GT2:
+ case PCI_CHIP_HASWELL_M_GT2_PLUS:
+ case PCI_CHIP_HASWELL_SDV_M_GT1:
+ case PCI_CHIP_HASWELL_SDV_M_GT2:
+ case PCI_CHIP_HASWELL_SDV_M_GT2_PLUS:
+ case PCI_CHIP_HASWELL_ULT_M_GT1:
+ case PCI_CHIP_HASWELL_ULT_M_GT2:
+ case PCI_CHIP_HASWELL_ULT_M_GT2_PLUS:
+ case PCI_CHIP_HASWELL_CRW_M_GT1:
+ case PCI_CHIP_HASWELL_CRW_M_GT2:
+ case PCI_CHIP_HASWELL_CRW_M_GT2_PLUS:
+ chipset = "Intel(R) Haswell Mobile";
+ break;
+ case PCI_CHIP_HASWELL_S_GT1:
+ case PCI_CHIP_HASWELL_S_GT2:
+ case PCI_CHIP_HASWELL_S_GT2_PLUS:
+ case PCI_CHIP_HASWELL_SDV_S_GT1:
+ case PCI_CHIP_HASWELL_SDV_S_GT2:
+ case PCI_CHIP_HASWELL_SDV_S_GT2_PLUS:
+ case PCI_CHIP_HASWELL_ULT_S_GT1:
+ case PCI_CHIP_HASWELL_ULT_S_GT2:
+ case PCI_CHIP_HASWELL_ULT_S_GT2_PLUS:
+ case PCI_CHIP_HASWELL_CRW_S_GT1:
+ case PCI_CHIP_HASWELL_CRW_S_GT2:
+ case PCI_CHIP_HASWELL_CRW_S_GT2_PLUS:
+ chipset = "Intel(R) Haswell Server";
+ break;
+ default:
+ chipset = "Unknown Intel Chipset";
+ break;
+ }
+
+ return chipset;
+}
+
+static uint64_t
+ilo_get_timestamp(struct pipe_screen *screen)
+{
+ struct ilo_screen *is = ilo_screen(screen);
+ union {
+ uint64_t val;
+ uint32_t dw[2];
+ } timestamp;
+
+ is->winsys->read_reg(is->winsys, TIMESTAMP, &timestamp.val);
+
+ /*
+ * From the Ivy Bridge PRM, volume 1 part 3, page 107:
+ *
+ * "Note: This timestamp register reflects the value of the PCU TSC.
+ * The PCU TSC counts 10ns increments; this timestamp reflects bits
+ * 38:3 of the TSC (i.e. 80ns granularity, rolling over every 1.5
+ * hours)."
+ *
+ * However, it seems dw[0] is garbage and dw[1] contains the lower 32 bits
+ * of the timestamp. We will have to live with a timestamp that rolls over
+ * every ~343 seconds.
+ *
+ * See also brw_get_timestamp().
+ */
+ return (uint64_t) timestamp.dw[1] * 80;
+}
+
+static void
+ilo_fence_reference(struct pipe_screen *screen,
+ struct pipe_fence_handle **p,
+ struct pipe_fence_handle *f)
+{
+ struct ilo_fence **ptr = (struct ilo_fence **) p;
+ struct ilo_fence *fence = ilo_fence(f);
+
+ if (!ptr) {
+ /* still need to reference fence */
+ if (fence)
+ pipe_reference(NULL, &fence->reference);
+ return;
+ }
+
+ /* reference fence and dereference the one pointed to by ptr */
+ if (*ptr && pipe_reference(&(*ptr)->reference, &fence->reference)) {
+ struct ilo_fence *old = *ptr;
+
+ if (old->bo)
+ old->bo->unreference(old->bo);
+ FREE(old);
+ }
+
+ *ptr = fence;
+}
+
+static boolean
+ilo_fence_signalled(struct pipe_screen *screen,
+ struct pipe_fence_handle *f)
+{
+ struct ilo_fence *fence = ilo_fence(f);
+
+ /* mark signalled if the bo is idle */
+ if (fence->bo && !intel_bo_is_busy(fence->bo)) {
+ fence->bo->unreference(fence->bo);
+ fence->bo = NULL;
+ }
+
+ return (fence->bo == NULL);
+}
+
+static boolean
+ilo_fence_finish(struct pipe_screen *screen,
+ struct pipe_fence_handle *f,
+ uint64_t timeout)
+{
+ struct ilo_fence *fence = ilo_fence(f);
+ const int64_t wait_timeout = (timeout > INT64_MAX) ? -1 : timeout;
+
+ /* already signalled */
+ if (!fence->bo)
+ return true;
+
+ /* wait and see if it returns error */
+ if (fence->bo->wait(fence->bo, wait_timeout))
+ return false;
+
+ /* mark signalled */
+ fence->bo->unreference(fence->bo);
+ fence->bo = NULL;
+
+ return true;
+}
+
static void
ilo_screen_destroy(struct pipe_screen *screen)
{
@@ -93,21 +653,21 @@ ilo_screen_create(struct intel_winsys *ws)
util_format_s3tc_init();
is->base.destroy = ilo_screen_destroy;
- is->base.get_name = NULL;
- is->base.get_vendor = NULL;
- is->base.get_param = NULL;
- is->base.get_paramf = NULL;
- is->base.get_shader_param = NULL;
- is->base.get_video_param = NULL;
- is->base.get_compute_param = NULL;
+ is->base.get_name = ilo_get_name;
+ is->base.get_vendor = ilo_get_vendor;
+ is->base.get_param = ilo_get_param;
+ is->base.get_paramf = ilo_get_paramf;
+ is->base.get_shader_param = ilo_get_shader_param;
+ is->base.get_video_param = ilo_get_video_param;
+ is->base.get_compute_param = ilo_get_compute_param;
- is->base.get_timestamp = NULL;
+ is->base.get_timestamp = ilo_get_timestamp;
is->base.flush_frontbuffer = NULL;
- is->base.fence_reference = NULL;
- is->base.fence_signalled = NULL;
- is->base.fence_finish = NULL;
+ is->base.fence_reference = ilo_fence_reference;
+ is->base.fence_signalled = ilo_fence_signalled;
+ is->base.fence_finish = ilo_fence_finish;
is->base.get_driver_query_info = NULL;
diff --git a/src/gallium/drivers/ilo/ilo_screen.h b/src/gallium/drivers/ilo/ilo_screen.h
index f2cdc2f9b09..7883f185bde 100644
--- a/src/gallium/drivers/ilo/ilo_screen.h
+++ b/src/gallium/drivers/ilo/ilo_screen.h
@@ -29,10 +29,17 @@
#define ILO_SCREEN_H
#include "pipe/p_screen.h"
+#include "pipe/p_state.h"
#include "ilo_common.h"
struct intel_winsys;
+struct intel_bo;
+
+struct ilo_fence {
+ struct pipe_reference reference;
+ struct intel_bo *bo;
+};
struct ilo_screen {
struct pipe_screen base;
@@ -50,4 +57,10 @@ ilo_screen(struct pipe_screen *screen)
return (struct ilo_screen *) screen;
}
+static inline struct ilo_fence *
+ilo_fence(struct pipe_fence_handle *fence)
+{
+ return (struct ilo_fence *) fence;
+}
+
#endif /* ILO_SCREEN_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 12:34:02 +0000