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drm/i915: Add functions to emit register offsets to the ring 

When register type safety happens, we can't just try to emit the
register itself to the ring. Instead we'll need to extract the
offset from it first. Add some convenience functions that will do
that.

v2: Convert MOCS setup too

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1446672017-24497-20-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Ville Syrjälä 2015-11-04 23:20:07 +02:00
Родитель e597ef4045
Коммит f92a916220
10 изменённых файлов: 33 добавлений и 23 удалений
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2
drivers/gpu/drm/i915/i915_gem.c
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@ -4591,7 +4591,7 @@ int i915_gem_l3_remap(struct drm_i915_gem_request *req, int slice)
*/
for (i = 0; i < GEN7_L3LOG_SIZE / 4; i++) {
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1));
intel_ring_emit(ring, GEN7_L3LOG(slice, i));
intel_ring_emit_reg(ring, GEN7_L3LOG(slice, i));
intel_ring_emit(ring, remap_info[i]);
}

4
drivers/gpu/drm/i915/i915_gem_context.c
Просмотреть файл

@ -556,7 +556,7 @@ mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags)
if (signaller == ring)
continue;
intel_ring_emit(ring, RING_PSMI_CTL(signaller->mmio_base));
intel_ring_emit_reg(ring, RING_PSMI_CTL(signaller->mmio_base));
intel_ring_emit(ring, _MASKED_BIT_ENABLE(GEN6_PSMI_SLEEP_MSG_DISABLE));
}
}
@ -581,7 +581,7 @@ mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags)
if (signaller == ring)
continue;
intel_ring_emit(ring, RING_PSMI_CTL(signaller->mmio_base));
intel_ring_emit_reg(ring, RING_PSMI_CTL(signaller->mmio_base));
intel_ring_emit(ring, _MASKED_BIT_DISABLE(GEN6_PSMI_SLEEP_MSG_DISABLE));
}
}

4
drivers/gpu/drm/i915/i915_gem_execbuffer.c
Просмотреть файл

@ -1114,7 +1114,7 @@ i915_reset_gen7_sol_offsets(struct drm_device *dev,
for (i = 0; i < 4; i++) {
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1));
intel_ring_emit(ring, GEN7_SO_WRITE_OFFSET(i));
intel_ring_emit_reg(ring, GEN7_SO_WRITE_OFFSET(i));
intel_ring_emit(ring, 0);
}
@ -1241,7 +1241,7 @@ i915_gem_ringbuffer_submission(struct i915_execbuffer_params *params,
intel_ring_emit(ring, MI_NOOP);
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1));
intel_ring_emit(ring, INSTPM);
intel_ring_emit_reg(ring, INSTPM);
intel_ring_emit(ring, instp_mask << 16 | instp_mode);
intel_ring_advance(ring);

12
drivers/gpu/drm/i915/i915_gem_gtt.c
Просмотреть файл

@ -667,10 +667,10 @@ static int gen8_write_pdp(struct drm_i915_gem_request *req,
return ret;
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1));
intel_ring_emit(ring, GEN8_RING_PDP_UDW(ring, entry));
intel_ring_emit_reg(ring, GEN8_RING_PDP_UDW(ring, entry));
intel_ring_emit(ring, upper_32_bits(addr));
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1));
intel_ring_emit(ring, GEN8_RING_PDP_LDW(ring, entry));
intel_ring_emit_reg(ring, GEN8_RING_PDP_LDW(ring, entry));
intel_ring_emit(ring, lower_32_bits(addr));
intel_ring_advance(ring);
@ -1668,9 +1668,9 @@ static int hsw_mm_switch(struct i915_hw_ppgtt *ppgtt,
return ret;
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(2));
intel_ring_emit(ring, RING_PP_DIR_DCLV(ring));
intel_ring_emit_reg(ring, RING_PP_DIR_DCLV(ring));
intel_ring_emit(ring, PP_DIR_DCLV_2G);
intel_ring_emit(ring, RING_PP_DIR_BASE(ring));
intel_ring_emit_reg(ring, RING_PP_DIR_BASE(ring));
intel_ring_emit(ring, get_pd_offset(ppgtt));
intel_ring_emit(ring, MI_NOOP);
intel_ring_advance(ring);
@ -1705,9 +1705,9 @@ static int gen7_mm_switch(struct i915_hw_ppgtt *ppgtt,
return ret;
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(2));
intel_ring_emit(ring, RING_PP_DIR_DCLV(ring));
intel_ring_emit_reg(ring, RING_PP_DIR_DCLV(ring));
intel_ring_emit(ring, PP_DIR_DCLV_2G);
intel_ring_emit(ring, RING_PP_DIR_BASE(ring));
intel_ring_emit_reg(ring, RING_PP_DIR_BASE(ring));
intel_ring_emit(ring, get_pd_offset(ppgtt));
intel_ring_emit(ring, MI_NOOP);
intel_ring_advance(ring);

4
drivers/gpu/drm/i915/intel_display.c
Просмотреть файл

@ -11110,7 +11110,7 @@ static int intel_gen7_queue_flip(struct drm_device *dev,
*/
if (ring->id == RCS) {
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1));
intel_ring_emit(ring, DERRMR);
intel_ring_emit_reg(ring, DERRMR);
intel_ring_emit(ring, ~(DERRMR_PIPEA_PRI_FLIP_DONE |
DERRMR_PIPEB_PRI_FLIP_DONE |
DERRMR_PIPEC_PRI_FLIP_DONE));
@ -11120,7 +11120,7 @@ static int intel_gen7_queue_flip(struct drm_device *dev,
else
intel_ring_emit(ring, MI_STORE_REGISTER_MEM |
MI_SRM_LRM_GLOBAL_GTT);
intel_ring_emit(ring, DERRMR);
intel_ring_emit_reg(ring, DERRMR);
intel_ring_emit(ring, ring->scratch.gtt_offset + 256);
if (IS_GEN8(dev)) {
intel_ring_emit(ring, 0);

8
drivers/gpu/drm/i915/intel_lrc.c
Просмотреть файл

@ -919,7 +919,7 @@ int intel_execlists_submission(struct i915_execbuffer_params *params,
intel_logical_ring_emit(ringbuf, MI_NOOP);
intel_logical_ring_emit(ringbuf, MI_LOAD_REGISTER_IMM(1));
intel_logical_ring_emit(ringbuf, INSTPM);
intel_logical_ring_emit_reg(ringbuf, INSTPM);
intel_logical_ring_emit(ringbuf, instp_mask << 16 | instp_mode);
intel_logical_ring_advance(ringbuf);
@ -1094,7 +1094,7 @@ static int intel_logical_ring_workarounds_emit(struct drm_i915_gem_request *req)
intel_logical_ring_emit(ringbuf, MI_LOAD_REGISTER_IMM(w->count));
for (i = 0; i < w->count; i++) {
intel_logical_ring_emit(ringbuf, w->reg[i].addr);
intel_logical_ring_emit_reg(ringbuf, w->reg[i].addr);
intel_logical_ring_emit(ringbuf, w->reg[i].value);
}
intel_logical_ring_emit(ringbuf, MI_NOOP);
@ -1537,9 +1537,9 @@ static int intel_logical_ring_emit_pdps(struct drm_i915_gem_request *req)
for (i = GEN8_LEGACY_PDPES - 1; i >= 0; i--) {
const dma_addr_t pd_daddr = i915_page_dir_dma_addr(ppgtt, i);
intel_logical_ring_emit(ringbuf, GEN8_RING_PDP_UDW(ring, i));
intel_logical_ring_emit_reg(ringbuf, GEN8_RING_PDP_UDW(ring, i));
intel_logical_ring_emit(ringbuf, upper_32_bits(pd_daddr));
intel_logical_ring_emit(ringbuf, GEN8_RING_PDP_LDW(ring, i));
intel_logical_ring_emit_reg(ringbuf, GEN8_RING_PDP_LDW(ring, i));
intel_logical_ring_emit(ringbuf, lower_32_bits(pd_daddr));
}

5
drivers/gpu/drm/i915/intel_lrc.h
Просмотреть файл

@ -68,6 +68,11 @@ static inline void intel_logical_ring_emit(struct intel_ringbuffer *ringbuf,
iowrite32(data, ringbuf->virtual_start + ringbuf->tail);
ringbuf->tail += 4;
}
static inline void intel_logical_ring_emit_reg(struct intel_ringbuffer *ringbuf,
u32 reg)
{
intel_logical_ring_emit(ringbuf, reg);
}
/* Logical Ring Contexts */

8
drivers/gpu/drm/i915/intel_mocs.c
Просмотреть файл

@ -210,7 +210,7 @@ static int emit_mocs_control_table(struct drm_i915_gem_request *req,
MI_LOAD_REGISTER_IMM(GEN9_NUM_MOCS_ENTRIES));
for (index = 0; index < table->size; index++) {
intel_logical_ring_emit(ringbuf, mocs_register(ring, index));
intel_logical_ring_emit_reg(ringbuf, mocs_register(ring, index));
intel_logical_ring_emit(ringbuf,
table->table[index].control_value);
}
@ -224,7 +224,7 @@ static int emit_mocs_control_table(struct drm_i915_gem_request *req,
* that value to all the used entries.
*/
for (; index < GEN9_NUM_MOCS_ENTRIES; index++) {
intel_logical_ring_emit(ringbuf, mocs_register(ring, index));
intel_logical_ring_emit_reg(ringbuf, mocs_register(ring, index));
intel_logical_ring_emit(ringbuf, table->table[0].control_value);
}
@ -272,7 +272,7 @@ static int emit_mocs_l3cc_table(struct drm_i915_gem_request *req,
value = (table->table[count].l3cc_value & 0xffff) |
((table->table[count + 1].l3cc_value & 0xffff) << 16);
intel_logical_ring_emit(ringbuf, GEN9_LNCFCMOCS(i));
intel_logical_ring_emit_reg(ringbuf, GEN9_LNCFCMOCS(i));
intel_logical_ring_emit(ringbuf, value);
}
@ -289,7 +289,7 @@ static int emit_mocs_l3cc_table(struct drm_i915_gem_request *req,
* they are reserved by the hardware.
*/
for (; i < GEN9_NUM_MOCS_ENTRIES / 2; i++) {
intel_logical_ring_emit(ringbuf, GEN9_LNCFCMOCS(i));
intel_logical_ring_emit_reg(ringbuf, GEN9_LNCFCMOCS(i));
intel_logical_ring_emit(ringbuf, value);
value = filler;

4
drivers/gpu/drm/i915/intel_ringbuffer.c
Просмотреть файл

@ -731,7 +731,7 @@ static int intel_ring_workarounds_emit(struct drm_i915_gem_request *req)
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(w->count));
for (i = 0; i < w->count; i++) {
intel_ring_emit(ring, w->reg[i].addr);
intel_ring_emit_reg(ring, w->reg[i].addr);
intel_ring_emit(ring, w->reg[i].value);
}
intel_ring_emit(ring, MI_NOOP);
@ -1313,7 +1313,7 @@ static int gen6_signal(struct drm_i915_gem_request *signaller_req,
if (mbox_reg != GEN6_NOSYNC) {
u32 seqno = i915_gem_request_get_seqno(signaller_req);
intel_ring_emit(signaller, MI_LOAD_REGISTER_IMM(1));
intel_ring_emit(signaller, mbox_reg);
intel_ring_emit_reg(signaller, mbox_reg);
intel_ring_emit(signaller, seqno);
}
}

5
drivers/gpu/drm/i915/intel_ringbuffer.h
Просмотреть файл

@ -443,6 +443,11 @@ static inline void intel_ring_emit(struct intel_engine_cs *ring,
iowrite32(data, ringbuf->virtual_start + ringbuf->tail);
ringbuf->tail += 4;
}
static inline void intel_ring_emit_reg(struct intel_engine_cs *ring,
u32 reg)
{
intel_ring_emit(ring, reg);
}
static inline void intel_ring_advance(struct intel_engine_cs *ring)
{
struct intel_ringbuffer *ringbuf = ring->buffer;