From 529f86fb113529d1ecf113dc45efade7fe185f94 Mon Sep 17 00:00:00 2001 From: Jakob Bornecrantz Date: Mon, 5 Jan 2009 11:44:56 +0100 Subject: intel: Add a none working GEM backend for intel --- .../winsys/drm/intel/gem/intel_be_context.c | 79 ++++++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 src/gallium/winsys/drm/intel/gem/intel_be_context.c (limited to 'src/gallium/winsys/drm/intel/gem/intel_be_context.c') diff --git a/src/gallium/winsys/drm/intel/gem/intel_be_context.c b/src/gallium/winsys/drm/intel/gem/intel_be_context.c new file mode 100644 index 0000000000..92fc2dd767 --- /dev/null +++ b/src/gallium/winsys/drm/intel/gem/intel_be_context.c @@ -0,0 +1,79 @@ + +#include "intel_be_device.h" +#include "intel_be_context.h" +#include "intel_be_batchbuffer.h" + +#include "i915_drm.h" + +static struct i915_batchbuffer * +intel_be_batch_get(struct i915_winsys *sws) +{ + struct intel_be_context *intel = intel_be_context(sws); + return &intel->batch->base; +} + +static void +intel_be_batch_reloc(struct i915_winsys *sws, + struct pipe_buffer *buf, + unsigned access_flags, + unsigned delta) +{ + struct intel_be_context *intel = intel_be_context(sws); + drm_intel_bo *bo = intel_bo(buf); + int ret; + uint32_t read = 0; + uint32_t write = 0; + + if (access_flags & I915_BUFFER_ACCESS_WRITE) { + write = I915_GEM_DOMAIN_RENDER; + } + + if (access_flags & I915_BUFFER_ACCESS_READ) { + read = I915_GEM_DOMAIN_SAMPLER | + I915_GEM_DOMAIN_INSTRUCTION | + I915_GEM_DOMAIN_VERTEX; + } + + ret = intel_be_offset_relocation(intel->batch, + delta, + bo, + read, + write); + /* TODO change return type */ + /* return ret; */ +} + +static void +intel_be_batch_flush(struct i915_winsys *sws, + struct pipe_fence_handle **fence) +{ + struct intel_be_context *intel = intel_be_context(sws); + struct intel_be_fence **f = (struct intel_be_fence **)fence; + + if (fence && *fence) + assert(0); + + intel_be_batchbuffer_flush(intel->batch, f); +} + +boolean +intel_be_init_context(struct intel_be_context *intel, struct intel_be_device *device) +{ + assert(intel); + assert(device); + intel->device = device; + + intel->base.batch_get = intel_be_batch_get; + intel->base.batch_reloc = intel_be_batch_reloc; + intel->base.batch_flush = intel_be_batch_flush; + + intel->batch = intel_be_batchbuffer_alloc(intel); + + return true; +} + +void +intel_be_destroy_context(struct intel_be_context *intel) +{ + intel_be_batchbuffer_free(intel->batch); +} -- cgit v1.2.3