From ce526a7452abf552af38b86bd3546d6ff9a83194 Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Mon, 18 Apr 2011 23:38:21 -0700 Subject: [PATCH] i965: Fix render target writes on Ivybridge. Ivybridge shifts the data port messages by one bit. Signed-off-by: Kenneth Graunke Reviewed-by: Eric Anholt --- src/mesa/drivers/dri/i965/brw_eu_emit.c | 14 +++++++++++++- src/mesa/drivers/dri/i965/brw_structs.h | 16 ++++++++++++++++ 2 files changed, 29 insertions(+), 1 deletion(-) diff --git a/src/mesa/drivers/dri/i965/brw_eu_emit.c b/src/mesa/drivers/dri/i965/brw_eu_emit.c index 7372f947f6f..457a4082ecd 100644 --- a/src/mesa/drivers/dri/i965/brw_eu_emit.c +++ b/src/mesa/drivers/dri/i965/brw_eu_emit.c @@ -509,7 +509,19 @@ static void brw_set_dp_write_message( struct brw_compile *p, struct intel_context *intel = &brw->intel; brw_set_src1(p, insn, brw_imm_ud(0)); - if (intel->gen >= 6) { + if (intel->gen >= 7) { + insn->bits3.gen7_dp.binding_table_index = binding_table_index; + insn->bits3.gen7_dp.msg_control = msg_control; + insn->bits3.gen7_dp.pixel_scoreboard_clear = pixel_scoreboard_clear; + insn->bits3.gen7_dp.msg_type = msg_type; + insn->bits3.gen7_dp.header_present = header_present; + insn->bits3.gen7_dp.response_length = response_length; + insn->bits3.gen7_dp.msg_length = msg_length; + insn->bits3.gen7_dp.end_of_thread = end_of_thread; + + /* We always use the render cache for write messages */ + insn->header.destreg__conditionalmod = GEN6_MESSAGE_TARGET_DP_RENDER_CACHE; + } else if (intel->gen == 6) { insn->bits3.gen6_dp.binding_table_index = binding_table_index; insn->bits3.gen6_dp.msg_control = msg_control; insn->bits3.gen6_dp.pixel_scoreboard_clear = pixel_scoreboard_clear; diff --git a/src/mesa/drivers/dri/i965/brw_structs.h b/src/mesa/drivers/dri/i965/brw_structs.h index 561758f4eaa..967e9a02dff 100644 --- a/src/mesa/drivers/dri/i965/brw_structs.h +++ b/src/mesa/drivers/dri/i965/brw_structs.h @@ -1728,6 +1728,22 @@ struct brw_instruction GLuint end_of_thread:1; } gen6_dp; + /* See volume vol5c.2 sections 2.11.2.1.5 and 2.11.21.2.2. */ + struct { + GLuint binding_table_index:8; + GLuint msg_control:3; + GLuint slot_group_select:1; + GLuint pixel_scoreboard_clear:1; + GLuint pad0:1; + GLuint msg_type:4; + GLuint pad1:1; + GLuint header_present:1; + GLuint response_length:5; + GLuint msg_length:4; + GLuint pad2:2; + GLuint end_of_thread:1; + } gen7_dp; + struct { GLuint function_control:16; GLuint response_length:4; -- 2.30.2