Re: [Mesa-dev] [PATCH] i915: Delete swizzling detection logic.

[Jason Ekstrand]

Rb

On November 17, 2018 03:24:13 Kenneth Graunke <kenn...@whitecape.org> wrote:

This is all leftover from the i965 split.
---
src/mesa/drivers/dri/i915/intel_context.c |  2 --
src/mesa/drivers/dri/i915/intel_context.h |  1 -
src/mesa/drivers/dri/i915/intel_screen.c  | 26 -----------------------
src/mesa/drivers/dri/i915/intel_screen.h  |  2 --
4 files changed, 31 deletions(-)

diff --git a/src/mesa/drivers/dri/i915/intel_context.c b/src/mesa/drivers/dri/i915/intel_context.c

index abc16d47491..c23e5ffb26e 100644
--- a/src/mesa/drivers/dri/i915/intel_context.c
+++ b/src/mesa/drivers/dri/i915/intel_context.c
@@ -442,8 +442,6 @@ intelInitContext(struct intel_context *intel,

   intel->is_945 = IS_945(devID);

-   intel->has_swizzling = intel->intelScreen->hw_has_swizzling;
-
   memset(&ctx->TextureFormatSupported,
          0, sizeof(ctx->TextureFormatSupported));

diff --git a/src/mesa/drivers/dri/i915/intel_context.h b/src/mesa/drivers/dri/i915/intel_context.h

index 580af53f956..b79288d29bc 100644
--- a/src/mesa/drivers/dri/i915/intel_context.h
+++ b/src/mesa/drivers/dri/i915/intel_context.h
@@ -159,7 +159,6 @@ struct intel_context
    */
   int gen;
   bool is_945;
-   bool has_swizzling;

   struct intel_batchbuffer batch;

diff --git a/src/mesa/drivers/dri/i915/intel_screen.c b/src/mesa/drivers/dri/i915/intel_screen.c

index 2cf7d9de4fb..79f2113a468 100644
--- a/src/mesa/drivers/dri/i915/intel_screen.c
+++ b/src/mesa/drivers/dri/i915/intel_screen.c
@@ -1020,30 +1020,6 @@ intel_init_bufmgr(struct intel_screen *intelScreen)
   return true;
}

-static bool
-intel_detect_swizzling(struct intel_screen *screen)
-{
-   drm_intel_bo *buffer;
-   unsigned long flags = 0;
-   unsigned long aligned_pitch;
-   uint32_t tiling = I915_TILING_X;
-   uint32_t swizzle_mode = 0;
-
-   buffer = drm_intel_bo_alloc_tiled(screen->bufmgr, "swizzle test",
-                                    64, 64, 4,
-                                    &tiling, &aligned_pitch, flags);
-   if (buffer == NULL)
-      return false;
-
-   drm_intel_bo_get_tiling(buffer, &tiling, &swizzle_mode);
-   drm_intel_bo_unreference(buffer);
-
-   if (swizzle_mode == I915_BIT_6_SWIZZLE_NONE)
-      return false;
-   else
-      return true;
-}
-
static __DRIconfig**
intel_screen_make_configs(__DRIscreen *dri_screen)
{
@@ -1200,8 +1176,6 @@ __DRIconfig **intelInitScreen2(__DRIscreen *psp)
      intelScreen->gen = 2;
   }

-   intelScreen->hw_has_swizzling = intel_detect_swizzling(intelScreen);
-
   set_max_gl_versions(intelScreen);

   psp->extensions = intelScreenExtensions;

diff --git a/src/mesa/drivers/dri/i915/intel_screen.h b/src/mesa/drivers/dri/i915/intel_screen.h

index ac70d36553e..359cf313475 100644
--- a/src/mesa/drivers/dri/i915/intel_screen.h
+++ b/src/mesa/drivers/dri/i915/intel_screen.h
@@ -44,8 +44,6 @@ struct intel_screen

   bool no_hw;

-   bool hw_has_swizzling;
-
   bool no_vbo;
   dri_bufmgr *bufmgr;

--
2.19.1

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