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authorRalf Baechle <ralf@linux-mips.org>2007-10-12 15:59:56 +0200
committerJeff Garzik <jeff@garzik.org>2007-10-15 20:29:49 +0200
commitc2af68e5f550a671ac9f67f566f04e1580a103a0 (patch)
treeacecebee6fab02a8c7e27a0a8438ebc7b1227e03 /drivers/net/mipsnet.h
parentJazzsonic: Fix warning about unused variable. (diff)
downloadlinux-c2af68e5f550a671ac9f67f566f04e1580a103a0.tar.xz
linux-c2af68e5f550a671ac9f67f566f04e1580a103a0.zip
MIPSsim: General cleanup
General cleanups mostly as suggested by checkpatch plus getting rid of homebrew version of offsetof(). Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/mipsnet.h')
-rw-r--r--drivers/net/mipsnet.h83
1 files changed, 44 insertions, 39 deletions
diff --git a/drivers/net/mipsnet.h b/drivers/net/mipsnet.h
index 026c732024c9..0132c6714a40 100644
--- a/drivers/net/mipsnet.h
+++ b/drivers/net/mipsnet.h
@@ -9,32 +9,34 @@
/*
* Id of this Net device, as seen by the core.
*/
-#define MIPS_NET_DEV_ID ((uint64_t) \
- ((uint64_t)'M'<< 0)| \
- ((uint64_t)'I'<< 8)| \
- ((uint64_t)'P'<<16)| \
- ((uint64_t)'S'<<24)| \
- ((uint64_t)'N'<<32)| \
- ((uint64_t)'E'<<40)| \
- ((uint64_t)'T'<<48)| \
- ((uint64_t)'0'<<56))
+#define MIPS_NET_DEV_ID ((uint64_t) \
+ ((uint64_t) 'M' << 0)| \
+ ((uint64_t) 'I' << 8)| \
+ ((uint64_t) 'P' << 16)| \
+ ((uint64_t) 'S' << 24)| \
+ ((uint64_t) 'N' << 32)| \
+ ((uint64_t) 'E' << 40)| \
+ ((uint64_t) 'T' << 48)| \
+ ((uint64_t) '0' << 56))
/*
* Net status/control block as seen by sw in the core.
* (Why not use bit fields? can't be bothered with cross-platform struct
* packing.)
*/
-typedef struct _net_control_block {
- /// dev info for probing
- /// reads as MIPSNET%d where %d is some form of version
- uint64_t devId; /*0x00 */
+struct net_control_block {
+ /*
+ * dev info for probing
+ * reads as MIPSNET%d where %d is some form of version
+ */
+ uint64_t devId; /* 0x00 */
/*
* read only busy flag.
* Set and cleared by the Net Device to indicate that an rx or a tx
* is in progress.
*/
- uint32_t busy; /*0x08 */
+ uint32_t busy; /* 0x08 */
/*
* Set by the Net Device.
@@ -43,16 +45,16 @@ typedef struct _net_control_block {
* rxDataBuffer. The value will decrease till 0 until all the data
* from rxDataBuffer has been read.
*/
- uint32_t rxDataCount; /*0x0c */
+ uint32_t rxDataCount; /* 0x0c */
#define MIPSNET_MAX_RXTX_DATACOUNT (1<<16)
/*
- * Settable from the MIPS core, cleared by the Net Device.
- * The core should set the number of bytes it wants to send,
- * then it should write those bytes of data to txDataBuffer.
- * The device will clear txDataCount has been processed (not necessarily sent).
+ * Settable from the MIPS core, cleared by the Net Device. The core
+ * should set the number of bytes it wants to send, then it should
+ * write those bytes of data to txDataBuffer. The device will clear
+ * txDataCount has been processed (not necessarily sent).
*/
- uint32_t txDataCount; /*0x10 */
+ uint32_t txDataCount; /* 0x10 */
/*
* Interrupt control
@@ -69,39 +71,42 @@ typedef struct _net_control_block {
* To clear the test interrupt, write 0 to this register.
*/
uint32_t interruptControl; /*0x14 */
-#define MIPSNET_INTCTL_TXDONE ((uint32_t)(1<< 0))
-#define MIPSNET_INTCTL_RXDONE ((uint32_t)(1<< 1))
-#define MIPSNET_INTCTL_TESTBIT ((uint32_t)(1<<31))
-#define MIPSNET_INTCTL_ALLSOURCES (MIPSNET_INTCTL_TXDONE|MIPSNET_INTCTL_RXDONE|MIPSNET_INTCTL_TESTBIT)
+#define MIPSNET_INTCTL_TXDONE ((uint32_t)(1 << 0))
+#define MIPSNET_INTCTL_RXDONE ((uint32_t)(1 << 1))
+#define MIPSNET_INTCTL_TESTBIT ((uint32_t)(1 << 31))
+#define MIPSNET_INTCTL_ALLSOURCES (MIPSNET_INTCTL_TXDONE | \
+ MIPSNET_INTCTL_RXDONE | \
+ MIPSNET_INTCTL_TESTBIT)
/*
- * Readonly core-specific interrupt info for the device to signal the core.
- * The meaning of the contents of this field might change.
- */
- /*###\todo: the whole memIntf interrupt scheme is messy: the device should have
- * no control what so ever of what VPE/register set is being used.
- * The MemIntf should only expose interrupt lines, and something in the
- * config should be responsible for the line<->core/vpe bindings.
+ * Readonly core-specific interrupt info for the device to signal the
+ * core. The meaning of the contents of this field might change.
+ *
+ * TODO: the whole memIntf interrupt scheme is messy: the device should
+ * have no control what so ever of what VPE/register set is being
+ * used. The MemIntf should only expose interrupt lines, and
+ * something in the config should be responsible for the
+ * line<->core/vpe bindings.
*/
- uint32_t interruptInfo; /*0x18 */
+ uint32_t interruptInfo; /* 0x18 */
/*
* This is where the received data is read out.
* There is more data to read until rxDataReady is 0.
* Only 1 byte at this regs offset is used.
*/
- uint32_t rxDataBuffer; /*0x1c */
+ uint32_t rxDataBuffer; /* 0x1c */
/*
- * This is where the data to transmit is written.
- * Data should be written for the amount specified in the txDataCount register.
- * Only 1 byte at this regs offset is used.
+ * This is where the data to transmit is written. Data should be
+ * written for the amount specified in the txDataCount register. Only
+ * 1 byte at this regs offset is used.
*/
- uint32_t txDataBuffer; /*0x20 */
-} MIPS_T_NetControl;
+ uint32_t txDataBuffer; /* 0x20 */
+};
#define MIPSNET_IO_EXTENT 0x40 /* being generous */
-#define field_offset(field) ((int)&((MIPS_T_NetControl*)(0))->field)
+#define field_offset(field) (offsetof(struct net_control_block, field))
#endif /* __MIPSNET_H */