SKL changed state base address command.
Cc: Thomas Wood <thomas.w...@intel.com>
Signed-off-by: Dominik Zeromski <dominik.zerom...@intel.com>
---
lib/gpgpu_fill.c | 102 ++++++++++++++++++++++++++++++++++++++++++++++++
lib/gpgpu_fill.h | 7 ++++
lib/intel_batchbuffer.c | 2 +
3 files changed, 111 insertions(+)
diff --git a/lib/gpgpu_fill.c b/lib/gpgpu_fill.c
index c98f121..4d98643 100755
--- a/lib/gpgpu_fill.c
+++ b/lib/gpgpu_fill.c
@@ -62,6 +62,19 @@ static const uint32_t gen8_gpgpu_kernel[][4] = {
{ 0x07800031, 0x20000a40, 0x0e000e00, 0x82000010 },
};
+static const uint32_t gen9_gpgpu_kernel[][4] = {
+ { 0x00400001, 0x20202288, 0x00000020, 0x00000000 },
+ { 0x00000041, 0x20400208, 0x06000004, 0x00000010 },
+ { 0x00000001, 0x20440208, 0x00000018, 0x00000000 },
+ { 0x00600001, 0x20800208, 0x008d0000, 0x00000000 },
+ { 0x00200001, 0x20800208, 0x00450040, 0x00000000 },
+ { 0x00000001, 0x20880608, 0x00000000, 0x0000000f },
+ { 0x00800001, 0x20a00208, 0x00000020, 0x00000000 },
+ { 0x0c800031, 0x24000a40, 0x06000080, 0x060a8000 },
+ { 0x00600001, 0x2e000208, 0x008d0000, 0x00000000 },
+ { 0x07800031, 0x20000a40, 0x06000e00, 0x82000010 },
+};
+
static uint32_t
batch_used(struct intel_batchbuffer *batch)
{
@@ -390,6 +403,47 @@ gen8_emit_state_base_address(struct intel_batchbuffer
*batch)
}
static void
+gen9_emit_state_base_address(struct intel_batchbuffer *batch)
+{
+ OUT_BATCH(GEN8_STATE_BASE_ADDRESS | (19 - 2));
+
+ /* general */
+ OUT_BATCH(0 | BASE_ADDRESS_MODIFY);
+ OUT_BATCH(0);
+
+ /* stateless data port */
+ OUT_BATCH(0 | BASE_ADDRESS_MODIFY);
+
+ /* surface */
+ OUT_RELOC(batch->bo, I915_GEM_DOMAIN_SAMPLER, 0, BASE_ADDRESS_MODIFY);
+
+ /* dynamic */
+ OUT_RELOC(batch->bo, I915_GEM_DOMAIN_RENDER |
I915_GEM_DOMAIN_INSTRUCTION,
+ 0, BASE_ADDRESS_MODIFY);
+
+ /* indirect */
+ OUT_BATCH(0);
+ OUT_BATCH(0);
+
+ /* instruction */
+ OUT_RELOC(batch->bo, I915_GEM_DOMAIN_INSTRUCTION, 0,
BASE_ADDRESS_MODIFY);
+
+ /* general state buffer size */
+ OUT_BATCH(0xfffff000 | 1);
+ /* dynamic state buffer size */
+ OUT_BATCH(1 << 12 | 1);
+ /* indirect object buffer size */
+ OUT_BATCH(0xfffff000 | 1);
+ /* intruction buffer size, must set modify enable bit, otherwise it may
result in GPU hang */
+ OUT_BATCH(1 << 12 | 1);
+
+ /* Bindless surface state base address */
+ OUT_BATCH(0 | BASE_ADDRESS_MODIFY);
+ OUT_BATCH(0);
+ OUT_BATCH(0xfffff000);
+}
+
+static void
gen7_emit_vfe_state_gpgpu(struct intel_batchbuffer *batch)
{
OUT_BATCH(GEN7_MEDIA_VFE_STATE | (8 - 2));
@@ -704,3 +758,51 @@ gen8_gpgpu_fillfunc(struct intel_batchbuffer *batch,
gen7_render_flush(batch, batch_end);
intel_batchbuffer_reset(batch);
}
+
+void
+gen9_gpgpu_fillfunc(struct intel_batchbuffer *batch,
+ struct igt_buf *dst,
+ unsigned x, unsigned y,
+ unsigned width, unsigned height,
+ uint8_t color)
+{
+ uint32_t curbe_buffer, interface_descriptor;
+ uint32_t batch_end;
+
+ intel_batchbuffer_flush(batch);
+
+ /* setup states */
+ batch->ptr = &batch->buffer[BATCH_STATE_SPLIT];
+
+ /*
+ * const buffer needs to fill for every thread, but as we have just 1
thread
+ * per every group, so need only one curbe data.
+ *
+ * For each thread, just use thread group ID for buffer offset.
+ */
+ curbe_buffer = gen7_fill_curbe_buffer_data(batch, color);
+
+ interface_descriptor = gen8_fill_interface_descriptor(batch, dst,
+ gen9_gpgpu_kernel,
+
sizeof(gen9_gpgpu_kernel));
+ igt_assert(batch->ptr < &batch->buffer[4095]);
+
+ batch->ptr = batch->buffer;
+
+ /* GPGPU pipeline */
+ OUT_BATCH(GEN7_PIPELINE_SELECT | PIPELINE_SELECT_GPGPU);
+
+ gen9_emit_state_base_address(batch);
+ gen8_emit_vfe_state_gpgpu(batch);
+ gen7_emit_curbe_load(batch, curbe_buffer);
+ gen7_emit_interface_descriptor_load(batch, interface_descriptor);
+ gen8_emit_gpgpu_walk(batch, x, y, width, height);
+
+ OUT_BATCH(MI_BATCH_BUFFER_END);
+
+ batch_end = batch_align(batch, 8);
+ igt_assert(batch_end < BATCH_STATE_SPLIT);
+
+ gen7_render_flush(batch, batch_end);
+ intel_batchbuffer_reset(batch);
+}
diff --git a/lib/gpgpu_fill.h b/lib/gpgpu_fill.h
index 2d14881..7b5c832 100644
--- a/lib/gpgpu_fill.h
+++ b/lib/gpgpu_fill.h
@@ -41,4 +41,11 @@ gen8_gpgpu_fillfunc(struct intel_batchbuffer *batch,
unsigned width, unsigned height,
uint8_t color);
+void
+gen9_gpgpu_fillfunc(struct intel_batchbuffer *batch,
+ struct igt_buf *dst,
+ unsigned x, unsigned y,
+ unsigned width, unsigned height,
+ uint8_t color);
+
#endif /* GPGPU_FILL_H */
diff --git a/lib/intel_batchbuffer.c b/lib/intel_batchbuffer.c
index 7bef11a..0fa47d8 100644
--- a/lib/intel_batchbuffer.c
+++ b/lib/intel_batchbuffer.c
@@ -789,6 +789,8 @@ igt_fillfunc_t igt_get_gpgpu_fillfunc(int devid)
fill = gen7_gpgpu_fillfunc;
else if (IS_BROADWELL(devid))
fill = gen8_gpgpu_fillfunc;
+ else if (IS_GEN9(devid))
+ fill = gen9_gpgpu_fillfunc;
return fill;
}
--
1.8.3.1
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