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From: John Garry <john.garry@huawei.com>
To: xuwei5@huawei.com, arnd@arndb.de
Cc: okaya@kernel.org, bhelgaas@google.com,
	linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, linuxarm@huawei.com,
	olof@lixom.net, jiaxun.yang@flygoat.com,
	John Garry <john.garry@huawei.com>
Subject: [PATCH 3/3] logic_pio: Use _inX() and _outX()
Date: Wed, 18 Mar 2020 23:55:35 +0800	[thread overview]
Message-ID: <1584546935-75393-4-git-send-email-john.garry@huawei.com> (raw)
In-Reply-To: <1584546935-75393-1-git-send-email-john.garry@huawei.com>

Use _inX() and _outX(), which include memory barriers which may be
overridden per arch.

Signed-off-by: John Garry <john.garry@huawei.com>
---
 lib/logic_pio.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/logic_pio.c b/lib/logic_pio.c
index 21dc731bec88..f32fe481b492 100644
--- a/lib/logic_pio.c
+++ b/lib/logic_pio.c
@@ -235,7 +235,7 @@ type logic_in##bwl(unsigned long addr)					\
 	type ret = (type)~0;						\
 									\
 	if (addr < MMIO_UPPER_LIMIT) {					\
-		ret = read##bwl(PCI_IOBASE + addr);			\
+		ret = _in##bwl(addr);					\
 	} else if (addr >= MMIO_UPPER_LIMIT && addr < IO_SPACE_LIMIT) { \
 		struct logic_pio_hwaddr *entry = find_io_range(addr);	\
 									\
@@ -251,7 +251,7 @@ type logic_in##bwl(unsigned long addr)					\
 void logic_out##bwl(type value, unsigned long addr)			\
 {									\
 	if (addr < MMIO_UPPER_LIMIT) {					\
-		write##bwl(value, PCI_IOBASE + addr);			\
+		_out##bwl(value, addr);				\
 	} else if (addr >= MMIO_UPPER_LIMIT && addr < IO_SPACE_LIMIT) {	\
 		struct logic_pio_hwaddr *entry = find_io_range(addr);	\
 									\
-- 
2.12.3

  parent reply	other threads:[~2020-03-18 15:55 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-18 15:55 [PATCH 0/3] io.h, logic_pio: Allow barriers for inX() and outX() be overridden John Garry
2020-03-18 15:55 ` [PATCH 1/3] io: Provide _inX() and _outX() John Garry
2020-03-18 15:55   ` John Garry
2020-03-18 15:55 ` [PATCH 2/3] logic_pio: Improve macro argument name John Garry
2020-03-18 15:55   ` John Garry
2020-03-18 15:55 ` John Garry [this message]
2020-03-18 15:55   ` [PATCH 3/3] logic_pio: Use _inX() and _outX() John Garry
2020-03-18 16:21 ` [PATCH 0/3] io.h, logic_pio: Allow barriers for inX() and outX() be overridden Arnd Bergmann

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