linux-kernel - [PATCH] scsi: smartpqi: remove writeq/readq function definitions

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Message-Id: <20170407133322.30440-1-clabbe.montjoie@gmail.com>
Date:   Fri,  7 Apr 2017 15:33:22 +0200
From:   Corentin Labbe <clabbe.montjoie@...il.com>
To:     don.brace@...rosemi.com, jejb@...ux.vnet.ibm.com,
        martin.petersen@...cle.com, esc.storagedev@...rosemi.com
Cc:     linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        Corentin Labbe <clabbe.montjoie@...il.com>
Subject: [PATCH] scsi: smartpqi: remove writeq/readq function definitions

Instead of rewriting write/readq, use linux/io-64-nonatomic-lo-hi.h which
already have them.

Signed-off-by: Corentin Labbe <clabbe.montjoie@...il.com>
---
 drivers/scsi/smartpqi/smartpqi.h | 31 ++-----------------------------
 1 file changed, 2 insertions(+), 29 deletions(-)

diff --git a/drivers/scsi/smartpqi/smartpqi.h b/drivers/scsi/smartpqi/smartpqi.h
index b673825..2850ece 100644
--- a/drivers/scsi/smartpqi/smartpqi.h
+++ b/drivers/scsi/smartpqi/smartpqi.h
@@ -19,6 +19,8 @@
 #if !defined(_SMARTPQI_H)
 #define _SMARTPQI_H
 
+#include <linux/io-64-nonatomic-lo-hi.h>
+
 #pragma pack(1)
 
 #define PQI_DEVICE_SIGNATURE	"PQI DREG"
@@ -1102,33 +1104,4 @@ struct pqi_scsi_dev *pqi_find_device_by_sas_rphy(
 
 extern struct sas_function_template pqi_sas_transport_functions;
 
-#if !defined(readq)
-#define readq readq
-static inline u64 readq(const volatile void __iomem *addr)
-{
-	u32 lower32;
-	u32 upper32;
-
-	lower32 = readl(addr);
-	upper32 = readl(addr + 4);
-
-	return ((u64)upper32 << 32) | lower32;
-}
-#endif
-
-#if !defined(writeq)
-#define writeq writeq
-static inline void writeq(u64 value, volatile void __iomem *addr)
-{
-	u32 lower32;
-	u32 upper32;
-
-	lower32 = lower_32_bits(value);
-	upper32 = upper_32_bits(value);
-
-	writel(lower32, addr);
-	writel(upper32, addr + 4);
-}
-#endif
-
 #endif /* _SMARTPQI_H */
-- 
2.10.2