From 6d4475d7bf24aae77b862994e303ebf02de141db Mon Sep 17 00:00:00 2001 From: Chia-I Wu Date: Tue, 17 Feb 2015 04:54:17 +0800 Subject: [PATCH] ilo: fix alpha test on Gen8 Shoudl use GEN8_BLEND_DW0_ALPHA_TEST_ENABLE instead of GEN6_RT_DW1_ALPHA_TEST_ENABLE (and others). --- src/gallium/drivers/ilo/ilo_state_3d_bottom.c | 31 ++++++++++++++++--- 1 file changed, 26 insertions(+), 5 deletions(-) diff --git a/src/gallium/drivers/ilo/ilo_state_3d_bottom.c b/src/gallium/drivers/ilo/ilo_state_3d_bottom.c index 7c88d0f9006..96b1b229ccd 100644 --- a/src/gallium/drivers/ilo/ilo_state_3d_bottom.c +++ b/src/gallium/drivers/ilo/ilo_state_3d_bottom.c @@ -2003,7 +2003,7 @@ dsa_get_alpha_enable_gen6(const struct ilo_dev_info *dev, { uint32_t dw; - ILO_DEV_ASSERT(dev, 6, 8); + ILO_DEV_ASSERT(dev, 6, 7.5); if (!state->enabled) return 0; @@ -2015,6 +2015,24 @@ dsa_get_alpha_enable_gen6(const struct ilo_dev_info *dev, return dw; } +static uint32_t +dsa_get_alpha_enable_gen8(const struct ilo_dev_info *dev, + const struct pipe_alpha_state *state) +{ + uint32_t dw; + + ILO_DEV_ASSERT(dev, 8, 8); + + if (!state->enabled) + return 0; + + /* this will be ORed to BLEND_STATE */ + dw = GEN8_BLEND_DW0_ALPHA_TEST_ENABLE | + gen6_translate_dsa_func(state->func) << 24; + + return dw; +} + void ilo_gpe_init_dsa(const struct ilo_dev_info *dev, const struct pipe_depth_stencil_alpha_state *state, @@ -2031,10 +2049,17 @@ ilo_gpe_init_dsa(const struct ilo_dev_info *dev, assert(!(dw_stencil & dw_depth)); dsa->payload[0] = dw_stencil | dw_depth; + + dsa->dw_blend_alpha = dsa_get_alpha_enable_gen8(dev, &state->alpha); + dsa->dw_ps_blend_alpha = (state->alpha.enabled) ? + GEN8_PS_BLEND_DW1_ALPHA_TEST_ENABLE : 0; } else { dsa->payload[0] = dsa_get_stencil_enable_gen6(dev, &state->stencil[0], &state->stencil[1]); dsa->payload[2] = dsa_get_depth_enable_gen6(dev, &state->depth); + + dsa->dw_blend_alpha = dsa_get_alpha_enable_gen6(dev, &state->alpha); + dsa->dw_ps_blend_alpha = 0; } dsa->payload[1] = state->stencil[0].valuemask << 24 | @@ -2042,10 +2067,6 @@ ilo_gpe_init_dsa(const struct ilo_dev_info *dev, state->stencil[1].valuemask << 8 | state->stencil[1].writemask; - dsa->dw_blend_alpha = dsa_get_alpha_enable_gen6(dev, &state->alpha); - dsa->dw_ps_blend_alpha = (state->alpha.enabled) ? - GEN8_PS_BLEND_DW1_ALPHA_TEST_ENABLE : 0; - dsa->alpha_ref = float_to_ubyte(state->alpha.ref_value); } -- 2.30.2