From 921b05f5828ca207fb01d09eeba63b84af4adb9f Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Fri, 2 Apr 2021 16:32:22 -0700
Subject: [PATCH] mesa: Remove dead _mesa_unpack_rgba_block().

Despite many changes over its lifetime, it appears to have been dead ever
since its introduction in 2011.

Reviewed-by: Jesse Natalie <jenatali@microsoft.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10014>
---
 src/mesa/main/format_unpack.h |  6 ------
 src/mesa/main/pack.c          | 34 ----------------------------------
 2 files changed, 40 deletions(-)

diff --git a/src/mesa/main/format_unpack.h b/src/mesa/main/format_unpack.h
index 06283c6bfa8..9baa2196b94 100644
--- a/src/mesa/main/format_unpack.h
+++ b/src/mesa/main/format_unpack.h
@@ -50,12 +50,6 @@ _mesa_unpack_uint_rgba_row(mesa_format format, uint32_t n,
    util_format_unpack_rgba(format, dst, src, n);
 }
 
-extern void
-_mesa_unpack_rgba_block(mesa_format format,
-                        const void *src, int32_t srcRowStride,
-                        float dst[][4], int32_t dstRowStride,
-                        uint32_t x, uint32_t y, uint32_t width, uint32_t height);
-
 static inline void
 _mesa_unpack_float_z_row(mesa_format format, uint32_t n,
                          const void *src, float *dst)
diff --git a/src/mesa/main/pack.c b/src/mesa/main/pack.c
index 9d7d235d2e2..4e8db1b7952 100644
--- a/src/mesa/main/pack.c
+++ b/src/mesa/main/pack.c
@@ -1661,40 +1661,6 @@ _mesa_unpack_ubyte_rgba_row(mesa_format format, uint32_t n,
    }
 }
 
-/**
- * Unpack a 2D rect of pixels returning float RGBA colors.
- * \param format  the source image format
- * \param src  start address of the source image
- * \param srcRowStride  source image row stride in bytes
- * \param dst  start address of the dest image
- * \param dstRowStride  dest image row stride in bytes
- * \param x  source image start X pos
- * \param y  source image start Y pos
- * \param width  width of rect region to convert
- * \param height  height of rect region to convert
- */
-void
-_mesa_unpack_rgba_block(mesa_format format,
-                        const void *src, int32_t srcRowStride,
-                        float dst[][4], int32_t dstRowStride,
-                        uint32_t x, uint32_t y, uint32_t width, uint32_t height)
-{
-   const uint32_t srcPixStride = _mesa_get_format_bytes(format);
-   const uint32_t dstPixStride = 4 * sizeof(float);
-   const struct util_format_unpack_description *unpack =
-      util_format_unpack_description((enum pipe_format)format);
-   const uint8_t *srcRow;
-   uint8_t *dstRow;
-
-   /* XXX needs to be fixed for compressed formats */
-
-   srcRow = ((const uint8_t *) src) + srcRowStride * y + srcPixStride * x;
-   dstRow = ((uint8_t *) dst) + dstRowStride * y + dstPixStride * x;
-
-   unpack->unpack_rgba(dstRow, dstPixStride,
-                       srcRow, srcRowStride, width, height);
-}
-
 /** Helper struct for MESA_FORMAT_Z32_FLOAT_S8X24_UINT */
 struct z32f_x24s8
 {