sparc64: implement ioremap_uc
authorTuowen Zhao <ztuowen@gmail.com>
Wed, 16 Oct 2019 21:06:27 +0000 (15:06 -0600)
committerLee Jones <lee.jones@linaro.org>
Mon, 11 Nov 2019 08:39:54 +0000 (08:39 +0000)
commit38e45d81d14e5f78cd67922596b1c37b4c22ec74
tree1c0c55fa13f82cbdc90b06976ea392ff877233af
parent54ecb8f7028c5eb3d740bb82b0f1d90f2df63c5c
sparc64: implement ioremap_uc

On sparc64, the whole physical IO address space is accessible using
physically addressed loads and stores. *_uc does nothing like the
others.

Cc: <stable@vger.kernel.org> # v4.19+
Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Tuowen Zhao <ztuowen@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
arch/sparc/include/asm/io_64.h