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[PATCH 2/7] MIPS: BCM63XX: Move DMA descriptor definition into common he

To: ralf@linux-mips.org
Subject: [PATCH 2/7] MIPS: BCM63XX: Move DMA descriptor definition into common header file
From: Kevin Cernekee <cernekee@gmail.com>
Date: Fri, 22 Jun 2012 22:14:52 -0700
Cc: <ffainelli@freebox.fr>, <mbizon@freebox.fr>, <jonas.gorski@gmail.com>, <linux-mips@linux-mips.org>
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The "IUDMA" engine used by bcm63xx_enet is also used by other blocks,
such as the USB 2.0 device.  Move the definitions into a common file so
that they do not need to be duplicated in each driver.

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
---
 .../include/asm/mach-bcm63xx/bcm63xx_dev_enet.h    | 29 +++++++++++++++++++++
 drivers/net/ethernet/broadcom/bcm63xx_enet.h       | 30 +---------------------
 2 files changed, 30 insertions(+), 29 deletions(-)

diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h 
b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
index d53f611..650604e 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h
@@ -3,6 +3,7 @@
 
 #include <linux/if_ether.h>
 #include <linux/init.h>
+#include <linux/types.h>
 
 /*
  * on board ethernet platform data
@@ -42,4 +43,32 @@ struct bcm63xx_enet_platform_data {
 int __init bcm63xx_enet_register(int unit,
                                 const struct bcm63xx_enet_platform_data *pd);
 
+/*
+ * rx/tx iudma descriptor
+ */
+struct bcm_enet_desc {
+       u32 len_stat;
+       u32 address;
+};
+
+#define DMADESC_LENGTH_SHIFT   16
+#define DMADESC_LENGTH_MASK    (0xfff << DMADESC_LENGTH_SHIFT)
+#define DMADESC_OWNER_MASK     (1 << 15)
+#define DMADESC_EOP_MASK       (1 << 14)
+#define DMADESC_SOP_MASK       (1 << 13)
+#define DMADESC_ESOP_MASK      (DMADESC_EOP_MASK | DMADESC_SOP_MASK)
+#define DMADESC_WRAP_MASK      (1 << 12)
+
+#define DMADESC_UNDER_MASK     (1 << 9)
+#define DMADESC_APPEND_CRC     (1 << 8)
+#define DMADESC_OVSIZE_MASK    (1 << 4)
+#define DMADESC_RXER_MASK      (1 << 2)
+#define DMADESC_CRC_MASK       (1 << 1)
+#define DMADESC_OV_MASK                (1 << 0)
+#define DMADESC_ERR_MASK       (DMADESC_UNDER_MASK | \
+                               DMADESC_OVSIZE_MASK | \
+                               DMADESC_RXER_MASK | \
+                               DMADESC_CRC_MASK | \
+                               DMADESC_OV_MASK)
+
 #endif /* ! BCM63XX_DEV_ENET_H_ */
diff --git a/drivers/net/ethernet/broadcom/bcm63xx_enet.h 
b/drivers/net/ethernet/broadcom/bcm63xx_enet.h
index 0e3048b..df19535 100644
--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.h
+++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.h
@@ -10,6 +10,7 @@
 #include <bcm63xx_regs.h>
 #include <bcm63xx_irq.h>
 #include <bcm63xx_io.h>
+#include <bcm63xx_dev_enet.h>
 
 /* default number of descriptor */
 #define BCMENET_DEF_RX_DESC    64
@@ -31,35 +32,6 @@
 #define BCMENET_MAX_MTU                2046
 
 /*
- * rx/tx dma descriptor
- */
-struct bcm_enet_desc {
-       u32 len_stat;
-       u32 address;
-};
-
-#define DMADESC_LENGTH_SHIFT   16
-#define DMADESC_LENGTH_MASK    (0xfff << DMADESC_LENGTH_SHIFT)
-#define DMADESC_OWNER_MASK     (1 << 15)
-#define DMADESC_EOP_MASK       (1 << 14)
-#define DMADESC_SOP_MASK       (1 << 13)
-#define DMADESC_ESOP_MASK      (DMADESC_EOP_MASK | DMADESC_SOP_MASK)
-#define DMADESC_WRAP_MASK      (1 << 12)
-
-#define DMADESC_UNDER_MASK     (1 << 9)
-#define DMADESC_APPEND_CRC     (1 << 8)
-#define DMADESC_OVSIZE_MASK    (1 << 4)
-#define DMADESC_RXER_MASK      (1 << 2)
-#define DMADESC_CRC_MASK       (1 << 1)
-#define DMADESC_OV_MASK                (1 << 0)
-#define DMADESC_ERR_MASK       (DMADESC_UNDER_MASK | \
-                               DMADESC_OVSIZE_MASK | \
-                               DMADESC_RXER_MASK | \
-                               DMADESC_CRC_MASK | \
-                               DMADESC_OV_MASK)
-
-
-/*
  * MIB Counters register definitions
 */
 #define ETH_MIB_TX_GD_OCTETS                   0
-- 
1.7.11.1


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