linux-kernel - [PATCH] net: sunhme: Remove unused macros

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Date:   Sun, 22 Aug 2021 10:42:21 +0200
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     tanghui20@...wei.com, davem@...emloft.net, kuba@...nel.org
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH] net: sunhme: Remove unused macros

The usage of these macros has been removed in commit db1a8611c873
("sunhme: Convert to pure OF driver."). So they can be removed.

This simplifies code and helps for removing the wrappers in
include/linux/pci-dma-compat.h.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
If needed, see post from Christoph Hellwig on the kernel-janitors ML:
   https://marc.info/?l=kernel-janitors&m=158745678307186&w=4
---
 drivers/net/ethernet/sun/sunhme.c | 24 ------------------------
 1 file changed, 24 deletions(-)

diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c
index a2c1a404c52d..62f81b0d14ed 100644
--- a/drivers/net/ethernet/sun/sunhme.c
+++ b/drivers/net/ethernet/sun/sunhme.c
@@ -251,14 +251,6 @@ static u32 pci_hme_read_desc32(hme32 *p)
 	((__hp)->write_txd((__txd), (__flags), (__addr)))
 #define hme_read_desc32(__hp, __p) \
 	((__hp)->read_desc32(__p))
-#define hme_dma_map(__hp, __ptr, __size, __dir) \
-	((__hp)->dma_map((__hp)->dma_dev, (__ptr), (__size), (__dir)))
-#define hme_dma_unmap(__hp, __addr, __size, __dir) \
-	((__hp)->dma_unmap((__hp)->dma_dev, (__addr), (__size), (__dir)))
-#define hme_dma_sync_for_cpu(__hp, __addr, __size, __dir) \
-	((__hp)->dma_sync_for_cpu((__hp)->dma_dev, (__addr), (__size), (__dir)))
-#define hme_dma_sync_for_device(__hp, __addr, __size, __dir) \
-	((__hp)->dma_sync_for_device((__hp)->dma_dev, (__addr), (__size), (__dir)))
 #else
 #ifdef CONFIG_SBUS
 /* SBUS only compilation */
@@ -277,14 +269,6 @@ do {	(__txd)->tx_addr = (__force hme32)(u32)(__addr); \
 	(__txd)->tx_flags = (__force hme32)(u32)(__flags); \
 } while(0)
 #define hme_read_desc32(__hp, __p)	((__force u32)(hme32)*(__p))
-#define hme_dma_map(__hp, __ptr, __size, __dir) \
-	dma_map_single((__hp)->dma_dev, (__ptr), (__size), (__dir))
-#define hme_dma_unmap(__hp, __addr, __size, __dir) \
-	dma_unmap_single((__hp)->dma_dev, (__addr), (__size), (__dir))
-#define hme_dma_sync_for_cpu(__hp, __addr, __size, __dir) \
-	dma_dma_sync_single_for_cpu((__hp)->dma_dev, (__addr), (__size), (__dir))
-#define hme_dma_sync_for_device(__hp, __addr, __size, __dir) \
-	dma_dma_sync_single_for_device((__hp)->dma_dev, (__addr), (__size), (__dir))
 #else
 /* PCI only compilation */
 #define hme_write32(__hp, __reg, __val) \
@@ -305,14 +289,6 @@ static inline u32 hme_read_desc32(struct happy_meal *hp, hme32 *p)
 {
 	return le32_to_cpup((__le32 *)p);
 }
-#define hme_dma_map(__hp, __ptr, __size, __dir) \
-	pci_map_single((__hp)->dma_dev, (__ptr), (__size), (__dir))
-#define hme_dma_unmap(__hp, __addr, __size, __dir) \
-	pci_unmap_single((__hp)->dma_dev, (__addr), (__size), (__dir))
-#define hme_dma_sync_for_cpu(__hp, __addr, __size, __dir) \
-	pci_dma_sync_single_for_cpu((__hp)->dma_dev, (__addr), (__size), (__dir))
-#define hme_dma_sync_for_device(__hp, __addr, __size, __dir) \
-	pci_dma_sync_single_for_device((__hp)->dma_dev, (__addr), (__size), (__dir))
 #endif
 #endif
 
-- 
2.30.2