mesa: use mesa master if device uses Lima or Panfrost

packages/graphics/mesa/package.mk

@@ -13,6 +13,12 @@ PKG_LONGDESC="Mesa is a 3-D graphics library with an API."
 PKG_TOOLCHAIN="meson"
 PKG_BUILD_FLAGS="+lto"
 
+if listcontains "${GRAPHIC_DRIVERS}" "(lima|panfrost)"; then
+  PKG_VERSION="659aa3dd6519f64379e91ca97fe184434fd7fdee" # master-19.2
+  PKG_SHA256="7152dd8c780e47c4e5e18ebaa47fd4f8fe116b43012affda2f964ae23b324d34"
+  PKG_URL="https://gitlab.freedesktop.org/mesa/mesa/-/archive/$PKG_VERSION/mesa-$PKG_VERSION.tar.gz"
+fi
+
 get_graphicdrivers
 
 PKG_MESON_OPTS_TARGET="-Ddri-drivers=${DRI_DRIVERS// /,} \
@@ -90,6 +96,21 @@ pre_configure_target() {
   if [ "$DISPLAYSERVER" = "x11" ]; then
     export LIBS="-lxcb-dri3 -lxcb-dri2 -lxcb-xfixes -lxcb-present -lxcb-sync -lxshmfence -lz"
   fi
+
+  # Temporary hack (until panfrost evolves) to use 64-bit pointers in structs passed to GPU
+  # even if userspace is 32-bit. This is required for Mali-T8xx to work with mesa built for
+  # arm userspace. The hack does not affect building for aarch64.
+  if [[ "${MALI_FAMILY}" = *t8* ]]; then
+    (
+      cd "$PKG_BUILD/src/gallium/drivers/panfrost"
+      sed -i 's/uintptr_t/uint64_t/g' include/panfrost-job.h \
+                                      include/panfrost-misc.h \
+                                      pan_context.c \
+                                      pandecode/decode.c
+
+      find -type f -exec sed -i 's/ndef __LP64__/ 0/g; s/def __LP64__/ 1/g' {} +;
+    )
+  fi
 }
 
 post_makeinstall_target() {