linux-kernel - [PATCH v2 2/5] logic_pio: Define PIO_INDIRECT_SIZE for !CONFIG_INDIRECT

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Message-ID: <1572264605-172363-3-git-send-email-john.garry@huawei.com>
Date:   Mon, 28 Oct 2019 20:10:02 +0800
From:   John Garry <john.garry@...wei.com>
To:     <xuwei5@...wei.com>
CC:     <linuxarm@...wei.com>, <linux-kernel@...r.kernel.org>,
        <olof@...om.net>, <bhelgaas@...gle.com>, <arnd@...db.de>,
        John Garry <john.garry@...wei.com>
Subject: [PATCH v2 2/5] logic_pio: Define PIO_INDIRECT_SIZE for !CONFIG_INDIRECT_PIO

With the goal of expanding the test coverage of the HiSi LPC driver to
!ARM64, define a dummy PIO_INDIRECT_SIZE for !CONFIG_INDIRECT_PIO, which
is required by the named driver.

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

diff --git a/include/linux/logic_pio.h b/include/linux/logic_pio.h
index 88e1e6304a71..54945aa824b4 100644
--- a/include/linux/logic_pio.h
+++ b/include/linux/logic_pio.h
@@ -108,10 +108,10 @@ void logic_outsl(unsigned long addr, const void *buffer, unsigned int count);
  * area by redefining the macro below.
  */
 #define PIO_INDIRECT_SIZE 0x4000
-#define MMIO_UPPER_LIMIT (IO_SPACE_LIMIT - PIO_INDIRECT_SIZE)
 #else
-#define MMIO_UPPER_LIMIT IO_SPACE_LIMIT
+#define PIO_INDIRECT_SIZE 0
 #endif /* CONFIG_INDIRECT_PIO */
+#define MMIO_UPPER_LIMIT (IO_SPACE_LIMIT - PIO_INDIRECT_SIZE)
 
 struct logic_pio_hwaddr *find_io_range_by_fwnode(struct fwnode_handle *fwnode);
 unsigned long logic_pio_trans_hwaddr(struct fwnode_handle *fwnode,
-- 
2.17.1