From: Peng Sun <sironhide0null@gmail.com>
To: liodot@gmail.com, charrer@alacritech.com, gregkh@linuxfoundation.org
Cc: linux-kernel@vger.kernel.org, Peng Sun <sironhide0null@gmail.com>
Subject: [PATCH 04/10] staging: slicoss: slic.h: add a macro IOMEM_GET_FIELD64 to fix sparse warnings
Date: Tue, 13 Sep 2016 19:59:53 -0700 [thread overview]
Message-ID: <62de4cf8ac3f837d2828cbee3b075b9cbe102bcd.1473821899.git.sironhide0null@gmail.com> (raw)
In-Reply-To: <cover.1473821899.git.sironhide0null@gmail.com>
In-Reply-To: <974f8bea8404695a9440f19b3812300f0ded32b5.1473821899.git.sironhide0null@gmail.com>
Signed-off-by: Peng Sun <sironhide0null@gmail.com>
---
drivers/staging/slicoss/slic.h | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/drivers/staging/slicoss/slic.h b/drivers/staging/slicoss/slic.h
index 4c22863..b9595c4 100644
--- a/drivers/staging/slicoss/slic.h
+++ b/drivers/staging/slicoss/slic.h
@@ -560,6 +560,31 @@ static inline void slic_flush_write(struct adapter *adapter)
iowrite32(value, _base); \
})
+#ifdef CONFIG_64BIT
+#define IOMEM_GET_FIELD64(base, member) \
+({ \
+ char __iomem *_base = (char __iomem *)base; \
+ _base += offsetof(typeof(*base), member); \
+ readq(_base); \
+})
+#else
+#define IOMEM_GET_FIELD64(base, member) \
+({ \
+ char __iomem *_base = (char __iomem *)base; \
+ u64 val; \
+ _base += offsetof(typeof(*base), member); \
+ val = ((u64)ioread8(_base + 7)) << 56; \
+ val += ((u64)ioread8(_base + 6)) << 48; \
+ val += ((u64)ioread8(_base + 5)) << 40; \
+ val += ((u64)ioread8(_base + 4)) << 32; \
+ val += ((u64)ioread8(_base + 3)) << 24; \
+ val += ((u64)ioread8(_base + 2)) << 16; \
+ val += ((u64)ioread8(_base + 1)) << 8; \
+ val += ioread8(_base); \
+ le64_to_cpu(val); \
+})
+#endif
+
#define UPDATE_STATS(largestat, newstat, oldstat) \
{ \
if ((newstat) < (oldstat)) \
--
2.7.4
next prev parent reply other threads:[~2016-09-14 3:00 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-14 2:59 [PATCH 00/10] staging: slicoss: fix different address space " Peng Sun
2016-09-14 2:59 ` [PATCH 01/10] staging: slicoss: slic.h: add a macro IOMEM_GET_FIELDADDR to fix " Peng Sun
2016-09-14 2:59 ` [PATCH 02/10] staging: slicoss: slic.h: add a macro IOMEM_GET_FIELD32 " Peng Sun
2016-09-14 2:59 ` [PATCH 03/10] staging: slicoss: slic.h: add a macro IOMEM_SET_FIELD32 " Peng Sun
2016-09-14 2:59 ` Peng Sun [this message]
2016-09-14 2:59 ` [PATCH 05/10] staging: slicoss: slicoss.c: fix different address space sparse warning Peng Sun
2016-09-14 2:59 ` [PATCH 06/10] " Peng Sun
2016-09-14 2:59 ` [PATCH 07/10] " Peng Sun
2016-09-14 2:59 ` [PATCH 08/10] " Peng Sun
2016-09-14 2:59 ` [PATCH 09/10] " Peng Sun
2016-09-14 2:59 ` [PATCH 10/10] " Peng Sun
2016-09-16 7:52 ` [PATCH 01/10] staging: slicoss: slic.h: add a macro IOMEM_GET_FIELDADDR to fix sparse warnings Greg KH
2016-09-16 7:52 ` Greg KH
2016-09-16 10:41 ` zerons
2016-09-16 12:57 ` Greg KH
2016-09-16 13:54 ` zerons
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