linux-kernel - [PATCH 5/7] ntb: ntb_hw_intel: remove ioread64 and iowrite64 hacks

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Message-Id: <20170622164817.25515-6-logang@deltatee.com>
Date:   Thu, 22 Jun 2017 10:48:15 -0600
From:   Logan Gunthorpe <logang@...tatee.com>
To:     linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
        linux-ntb@...glegroups.com, linux-alpha@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, linux-crypto@...r.kernel.org,
        dri-devel@...ts.freedesktop.org
Cc:     Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Stephen Bates <sbates@...thlin.com>,
        Logan Gunthorpe <logang@...tatee.com>,
        Jon Mason <jdmason@...zu.us>,
        Dave Jiang <dave.jiang@...el.com>,
        Allen Hubbe <Allen.Hubbe@....com>
Subject: [PATCH 5/7] ntb: ntb_hw_intel: remove ioread64 and iowrite64 hacks

Now that ioread64 and iowrite64 are available generically we can
remove the hack at the top of ntb_hw_intel.c that patches them in
when they are not available.

Signed-off-by: Logan Gunthorpe <logang@...tatee.com>
Cc: Jon Mason <jdmason@...zu.us>
Cc: Dave Jiang <dave.jiang@...el.com>
Cc: Allen Hubbe <Allen.Hubbe@....com>
---
 drivers/ntb/hw/intel/ntb_hw_intel.c | 30 ------------------------------
 1 file changed, 30 deletions(-)

diff --git a/drivers/ntb/hw/intel/ntb_hw_intel.c b/drivers/ntb/hw/intel/ntb_hw_intel.c
index c00238491673..56221d540c2b 100644
--- a/drivers/ntb/hw/intel/ntb_hw_intel.c
+++ b/drivers/ntb/hw/intel/ntb_hw_intel.c
@@ -153,35 +153,6 @@ MODULE_PARM_DESC(xeon_b2b_dsd_bar5_addr32,
 static inline enum ntb_topo xeon_ppd_topo(struct intel_ntb_dev *ndev, u8 ppd);
 static int xeon_init_isr(struct intel_ntb_dev *ndev);
 
-#ifndef ioread64
-#ifdef readq
-#define ioread64 readq
-#else
-#define ioread64 _ioread64
-static inline u64 _ioread64(void __iomem *mmio)
-{
-	u64 low, high;
-
-	low = ioread32(mmio);
-	high = ioread32(mmio + sizeof(u32));
-	return low | (high << 32);
-}
-#endif
-#endif
-
-#ifndef iowrite64
-#ifdef writeq
-#define iowrite64 writeq
-#else
-#define iowrite64 _iowrite64
-static inline void _iowrite64(u64 val, void __iomem *mmio)
-{
-	iowrite32(val, mmio);
-	iowrite32(val >> 32, mmio + sizeof(u32));
-}
-#endif
-#endif
-
 static inline int pdev_is_atom(struct pci_dev *pdev)
 {
 	switch (pdev->device) {
@@ -3008,4 +2979,3 @@ static void __exit intel_ntb_pci_driver_exit(void)
 	debugfs_remove_recursive(debugfs_dir);
 }
 module_exit(intel_ntb_pci_driver_exit);
-
-- 
2.11.0