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lib/gpgpu_fill: Add SKL support

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SKL changed state base address command.

Cc: Thomas Wood <thomas.wood@intel.com>
Signed-off-by: Dominik Zeromski <dominik.zeromski@intel.com>
Signed-off-by: Thomas Wood <thomas.wood@intel.com>
This commit is contained in:
Dominik Zeromski 2015-07-17 11:25:45 +02:00 committed by Thomas Wood
parent a017c2905a
commit 3676912970
3 changed files with 111 additions and 0 deletions
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102
lib/gpgpu_fill.c
View File

@ -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)
{
@ -389,6 +402,47 @@ gen8_emit_state_base_address(struct intel_batchbuffer *batch)
OUT_BATCH(1 << 12 | 1);
}
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)
{
@ -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);
}

7
lib/gpgpu_fill.h
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@ -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 */

2
lib/intel_batchbuffer.c
View File

@ -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;
}