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-rw-r--r--src/mesa/drivers/dri/i915/i915_state.c7
-rw-r--r--src/mesa/drivers/dri/i915/i915_vtbl.c3
2 files changed, 8 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i915/i915_state.c b/src/mesa/drivers/dri/i915/i915_state.c
index 99212ad4fd1..73dda65261e 100644
--- a/src/mesa/drivers/dri/i915/i915_state.c
+++ b/src/mesa/drivers/dri/i915/i915_state.c
@@ -375,6 +375,9 @@ i915DepthMask(struct gl_context * ctx, GLboolean flag)
DBG("%s flag (%d)\n", __FUNCTION__, flag);
+ if (!ctx->DrawBuffer || !ctx->DrawBuffer->Visual.depthBits)
+ flag = false;
+
dw = i915->state.Ctx[I915_CTXREG_LIS6];
if (flag && ctx->Depth.Test)
dw |= S6_DEPTH_WRITE_ENABLE;
@@ -797,6 +800,10 @@ i915Enable(struct gl_context * ctx, GLenum cap, GLboolean state)
case GL_DEPTH_TEST:
dw = i915->state.Ctx[I915_CTXREG_LIS6];
+
+ if (!ctx->DrawBuffer || !ctx->DrawBuffer->Visual.depthBits)
+ state = false;
+
if (state)
dw |= S6_DEPTH_TEST_ENABLE;
else
diff --git a/src/mesa/drivers/dri/i915/i915_vtbl.c b/src/mesa/drivers/dri/i915/i915_vtbl.c
index 49ffd787695..95c56bc8893 100644
--- a/src/mesa/drivers/dri/i915/i915_vtbl.c
+++ b/src/mesa/drivers/dri/i915/i915_vtbl.c
@@ -798,8 +798,7 @@ i915_update_draw_buffer(struct intel_context *intel)
/*
* Update depth and stencil test state
*/
- ctx->Driver.Enable(ctx, GL_DEPTH_TEST,
- (ctx->Depth.Test && fb->Visual.depthBits > 0));
+ ctx->Driver.Enable(ctx, GL_DEPTH_TEST, ctx->Depth.Test);
ctx->Driver.Enable(ctx, GL_STENCIL_TEST,
(ctx->Stencil.Enabled && fb->Visual.stencilBits > 0));