Series is:
Reviewed-by: Ben Widawsky <b...@bwidawsk.net>

On 16-10-26 11:29:51, Anuj Phogat wrote:
On Tue, Oct 25, 2016 at 4:36 PM, Ilia Mirkin <imir...@alum.mit.edu> wrote:
On Tue, Oct 25, 2016 at 7:09 PM, Anuj Phogat <anuj.pho...@gmail.com> wrote:
Signed-off-by: Anuj Phogat <anuj.pho...@gmail.com>
---
 src/mesa/drivers/dri/i965/brw_wm.c           | 4 ++--
 src/mesa/drivers/dri/i965/gen6_wm_state.c    | 5 +++--
 src/mesa/drivers/dri/i965/gen7_wm_state.c    | 5 +++--
 src/mesa/drivers/dri/i965/gen8_depth_state.c | 4 ++--
 4 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_wm.c 
b/src/mesa/drivers/dri/i965/brw_wm.c
index f782da1..df54fb4 100644
--- a/src/mesa/drivers/dri/i965/brw_wm.c
+++ b/src/mesa/drivers/dri/i965/brw_wm.c
@@ -529,7 +529,8 @@ brw_wm_populate_key(struct brw_context *brw, struct 
brw_wm_prog_key *key)

    /* _NEW_MULTISAMPLE, _NEW_COLOR, _NEW_BUFFERS */
    key->replicate_alpha = ctx->DrawBuffer->_NumColorDrawBuffers > 1 &&
-      (ctx->Multisample.SampleAlphaToCoverage || ctx->Color.AlphaEnabled);
+      (_mesa_is_alpha_test_enabled(ctx) ||
+       _mesa_is_alpha_to_coverage_enabled(ctx));

    /* _NEW_BUFFERS _NEW_MULTISAMPLE */
    /* Ignore sample qualifier while computing this flag. */
@@ -549,7 +550,6 @@ brw_wm_populate_key(struct brw_context *brw, struct 
brw_wm_prog_key *key)
       key->input_slots_valid = brw->vue_map_geom_out.slots_valid;
    }

-
    /* _NEW_COLOR | _NEW_BUFFERS */
    /* Pre-gen6, the hardware alpha test always used each render
     * target's alpha to do alpha test, as opposed to render target 0's alpha
diff --git a/src/mesa/drivers/dri/i965/gen6_wm_state.c 
b/src/mesa/drivers/dri/i965/gen6_wm_state.c
index 711e2fd..28fcc1c 100644
--- a/src/mesa/drivers/dri/i965/gen6_wm_state.c
+++ b/src/mesa/drivers/dri/i965/gen6_wm_state.c
@@ -253,8 +253,9 @@ upload_wm_state(struct brw_context *brw)
                                       ctx->Color.Blend[0]._UsesDualSrc;

    /* _NEW_COLOR, _NEW_MULTISAMPLE */

Should probably update this to include _NEW_BUFFERS, otherwise you'll
miss updates. (Too lazy to check on whether the atom lists that
already for other reasons.) Similar comment for gen7_wm_state and
gen8_depth_state.

_NEW_BUFFERS is already the part of state atoms in all three changes.
I've anyways added it locally in the comments. Thanks.

-   const bool kill_enable = prog_data->uses_kill || ctx->Color.AlphaEnabled ||
-                            ctx->Multisample.SampleAlphaToCoverage ||
+   const bool kill_enable = prog_data->uses_kill ||
+                            _mesa_is_alpha_test_enabled(ctx) ||
+                            _mesa_is_alpha_to_coverage_enabled(ctx) ||
                             prog_data->uses_omask;

    /* Rendering against the gl-context is always taken into account. */
diff --git a/src/mesa/drivers/dri/i965/gen7_wm_state.c 
b/src/mesa/drivers/dri/i965/gen7_wm_state.c
index 110c02c..7226196 100644
--- a/src/mesa/drivers/dri/i965/gen7_wm_state.c
+++ b/src/mesa/drivers/dri/i965/gen7_wm_state.c
@@ -72,8 +72,9 @@ upload_wm_state(struct brw_context *brw)
    /* _NEW_COLOR, _NEW_MULTISAMPLE */
    /* Enable if the pixel shader kernel generates and outputs oMask.
     */
-   if (prog_data->uses_kill || ctx->Color.AlphaEnabled ||
-       ctx->Multisample.SampleAlphaToCoverage ||
+   if (prog_data->uses_kill ||
+       _mesa_is_alpha_test_enabled(ctx) ||
+       _mesa_is_alpha_to_coverage_enabled(ctx) ||
        prog_data->uses_omask) {
       dw1 |= GEN7_WM_KILL_ENABLE;
    }
diff --git a/src/mesa/drivers/dri/i965/gen8_depth_state.c 
b/src/mesa/drivers/dri/i965/gen8_depth_state.c
index 73b2186..8249694 100644
--- a/src/mesa/drivers/dri/i965/gen8_depth_state.c
+++ b/src/mesa/drivers/dri/i965/gen8_depth_state.c
@@ -304,8 +304,8 @@ pma_fix_enable(const struct brw_context *brw)
    const bool kill_pixel =
       wm_prog_data->uses_kill ||
       wm_prog_data->uses_omask ||
-      (_mesa_is_multisample_enabled(ctx) && 
ctx->Multisample.SampleAlphaToCoverage) ||
-      ctx->Color.AlphaEnabled;
+      _mesa_is_alpha_test_enabled(ctx) ||
+      _mesa_is_alpha_to_coverage_enabled(ctx);

    /* The big formula in CACHE_MODE_1::NP PMA FIX ENABLE. */
    return !wm_force_thread_dispatch &&
--
2.5.5

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--
Ben Widawsky, Intel Open Source Technology Center
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