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Message-Id: <1414084200-5377-1-git-send-email-robertoxmed@gmail.com>
Date: Thu, 23 Oct 2014 19:10:00 +0200
From: Roberto Medina <robertoxmed@...il.com>
To: netdev@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
Roberto Medina <robertoxmed@...il.com>
Subject: [PATCH] net: ethernet: realtek: atp: checkpatch errors and warnings corrected
From: Roberto Medina <robertoxmed@...il.com>
Several warnings and errors of coding style errors corrected.
Signed-off-by: Roberto Medina <robertoxmed@...il.com>
---
drivers/net/ethernet/realtek/atp.h | 242 +++++++++++++++++++------------------
1 file changed, 124 insertions(+), 118 deletions(-)
diff --git a/drivers/net/ethernet/realtek/atp.h b/drivers/net/ethernet/realtek/atp.h
index 040b137..1e08a24 100644
--- a/drivers/net/ethernet/realtek/atp.h
+++ b/drivers/net/ethernet/realtek/atp.h
@@ -6,10 +6,10 @@
/* The header prepended to received packets. */
struct rx_header {
- ushort pad; /* Pad. */
- ushort rx_count;
- ushort rx_status; /* Unknown bit assignments :-<. */
- ushort cur_addr; /* Apparently the current buffer address(?) */
+ ushort pad; /* Pad. */
+ ushort rx_count;
+ ushort rx_status; /* Unknown bit assignments :-<. */
+ ushort cur_addr; /* Apparently the current buffer address(?) */
};
#define PAR_DATA 0
@@ -29,22 +29,23 @@ struct rx_header {
#define RdAddr 0xC0
#define HNib 0x10
-enum page0_regs
-{
+enum page0_regs {
/* The first six registers hold the ethernet physical station address. */
- PAR0 = 0, PAR1 = 1, PAR2 = 2, PAR3 = 3, PAR4 = 4, PAR5 = 5,
- TxCNT0 = 6, TxCNT1 = 7, /* The transmit byte count. */
- TxSTAT = 8, RxSTAT = 9, /* Tx and Rx status. */
- ISR = 10, IMR = 11, /* Interrupt status and mask. */
- CMR1 = 12, /* Command register 1. */
- CMR2 = 13, /* Command register 2. */
- MODSEL = 14, /* Mode select register. */
- MAR = 14, /* Memory address register (?). */
- CMR2_h = 0x1d, };
-
-enum eepage_regs
-{ PROM_CMD = 6, PROM_DATA = 7 }; /* Note that PROM_CMD is in the "high" bits. */
+ PAR0 = 0, PAR1 = 1, PAR2 = 2, PAR3 = 3, PAR4 = 4, PAR5 = 5,
+ TxCNT0 = 6, TxCNT1 = 7, /* The transmit byte count. */
+ TxSTAT = 8, RxSTAT = 9, /* Tx and Rx status. */
+ ISR = 10, IMR = 11, /* Interrupt status and mask. */
+ CMR1 = 12, /* Command register 1. */
+ CMR2 = 13, /* Command register 2. */
+ MODSEL = 14, /* Mode select register. */
+ MAR = 14, /* Memory address register (?). */
+ CMR2_h = 0x1d,
+};
+enum eepage_regs {
+ PROM_CMD = 6, /* Note that PROM_CMD is in the "high" bits. */
+ PROM_DATA = 7
+}
#define ISR_TxOK 0x01
#define ISR_RxOK 0x04
@@ -72,141 +73,146 @@ enum eepage_regs
#define CMR2h_Normal 2 /* Accept physical and broadcast address. */
#define CMR2h_PROMISC 3 /* Promiscuous mode. */
-/* An inline function used below: it differs from inb() by explicitly return an unsigned
- char, saving a truncation. */
+/* An inline function used below: it differs from inb() by explicitly
+ * return an unsigned char, saving a truncation.
+ */
static inline unsigned char inbyte(unsigned short port)
{
- unsigned char _v;
- __asm__ __volatile__ ("inb %w1,%b0" :"=a" (_v):"d" (port));
- return _v;
+ unsigned char _v;
+
+ __asm__ __volatile__ ("inb %w1,%b0" : "=a" (_v) : "d" (port));
+ return _v;
}
/* Read register OFFSET.
- This command should always be terminated with read_end(). */
+ * This command should always be terminated with read_end().
+ */
static inline unsigned char read_nibble(short port, unsigned char offset)
{
- unsigned char retval;
- outb(EOC+offset, port + PAR_DATA);
- outb(RdAddr+offset, port + PAR_DATA);
- inbyte(port + PAR_STATUS); /* Settling time delay */
- retval = inbyte(port + PAR_STATUS);
- outb(EOC+offset, port + PAR_DATA);
-
- return retval;
+ unsigned char retval;
+
+ outb(EOC+offset, port + PAR_DATA);
+ outb(RdAddr+offset, port + PAR_DATA);
+ inbyte(port + PAR_STATUS); /* Settling time delay */
+ retval = inbyte(port + PAR_STATUS);
+ outb(EOC+offset, port + PAR_DATA);
+
+ return retval;
}
/* Functions for bulk data read. The interrupt line is always disabled. */
/* Get a byte using read mode 0, reading data from the control lines. */
static inline unsigned char read_byte_mode0(short ioaddr)
{
- unsigned char low_nib;
-
- outb(Ctrl_LNibRead, ioaddr + PAR_CONTROL);
- inbyte(ioaddr + PAR_STATUS);
- low_nib = (inbyte(ioaddr + PAR_STATUS) >> 3) & 0x0f;
- outb(Ctrl_HNibRead, ioaddr + PAR_CONTROL);
- inbyte(ioaddr + PAR_STATUS); /* Settling time delay -- needed! */
- inbyte(ioaddr + PAR_STATUS); /* Settling time delay -- needed! */
- return low_nib | ((inbyte(ioaddr + PAR_STATUS) << 1) & 0xf0);
+ unsigned char low_nib;
+
+ outb(Ctrl_LNibRead, ioaddr + PAR_CONTROL);
+ inbyte(ioaddr + PAR_STATUS);
+ low_nib = (inbyte(ioaddr + PAR_STATUS) >> 3) & 0x0f;
+ outb(Ctrl_HNibRead, ioaddr + PAR_CONTROL);
+ inbyte(ioaddr + PAR_STATUS); /* Settling time delay -- needed! */
+ inbyte(ioaddr + PAR_STATUS); /* Settling time delay -- needed! */
+ return low_nib | ((inbyte(ioaddr + PAR_STATUS) << 1) & 0xf0);
}
/* The same as read_byte_mode0(), but does multiple inb()s for stability. */
static inline unsigned char read_byte_mode2(short ioaddr)
{
- unsigned char low_nib;
-
- outb(Ctrl_LNibRead, ioaddr + PAR_CONTROL);
- inbyte(ioaddr + PAR_STATUS);
- low_nib = (inbyte(ioaddr + PAR_STATUS) >> 3) & 0x0f;
- outb(Ctrl_HNibRead, ioaddr + PAR_CONTROL);
- inbyte(ioaddr + PAR_STATUS); /* Settling time delay -- needed! */
- return low_nib | ((inbyte(ioaddr + PAR_STATUS) << 1) & 0xf0);
+ unsigned char low_nib;
+
+ outb(Ctrl_LNibRead, ioaddr + PAR_CONTROL);
+ inbyte(ioaddr + PAR_STATUS);
+ low_nib = (inbyte(ioaddr + PAR_STATUS) >> 3) & 0x0f;
+ outb(Ctrl_HNibRead, ioaddr + PAR_CONTROL);
+ inbyte(ioaddr + PAR_STATUS); /* Settling time delay -- needed! */
+ return low_nib | ((inbyte(ioaddr + PAR_STATUS) << 1) & 0xf0);
}
/* Read a byte through the data register. */
static inline unsigned char read_byte_mode4(short ioaddr)
{
- unsigned char low_nib;
+ unsigned char low_nib;
- outb(RdAddr | MAR, ioaddr + PAR_DATA);
- low_nib = (inbyte(ioaddr + PAR_STATUS) >> 3) & 0x0f;
- outb(RdAddr | HNib | MAR, ioaddr + PAR_DATA);
- return low_nib | ((inbyte(ioaddr + PAR_STATUS) << 1) & 0xf0);
+ outb(RdAddr | MAR, ioaddr + PAR_DATA);
+ low_nib = (inbyte(ioaddr + PAR_STATUS) >> 3) & 0x0f;
+ outb(RdAddr | HNib | MAR, ioaddr + PAR_DATA);
+ return low_nib | ((inbyte(ioaddr + PAR_STATUS) << 1) & 0xf0);
}
/* Read a byte through the data register, double reading to allow settling. */
static inline unsigned char read_byte_mode6(short ioaddr)
{
- unsigned char low_nib;
-
- outb(RdAddr | MAR, ioaddr + PAR_DATA);
- inbyte(ioaddr + PAR_STATUS);
- low_nib = (inbyte(ioaddr + PAR_STATUS) >> 3) & 0x0f;
- outb(RdAddr | HNib | MAR, ioaddr + PAR_DATA);
- inbyte(ioaddr + PAR_STATUS);
- return low_nib | ((inbyte(ioaddr + PAR_STATUS) << 1) & 0xf0);
+ unsigned char low_nib;
+
+ outb(RdAddr | MAR, ioaddr + PAR_DATA);
+ inbyte(ioaddr + PAR_STATUS);
+ low_nib = (inbyte(ioaddr + PAR_STATUS) >> 3) & 0x0f;
+ outb(RdAddr | HNib | MAR, ioaddr + PAR_DATA);
+ inbyte(ioaddr + PAR_STATUS);
+ return low_nib | ((inbyte(ioaddr + PAR_STATUS) << 1) & 0xf0);
}
static inline void
write_reg(short port, unsigned char reg, unsigned char value)
{
- unsigned char outval;
- outb(EOC | reg, port + PAR_DATA);
- outval = WrAddr | reg;
- outb(outval, port + PAR_DATA);
- outb(outval, port + PAR_DATA); /* Double write for PS/2. */
-
- outval &= 0xf0;
- outval |= value;
- outb(outval, port + PAR_DATA);
- outval &= 0x1f;
- outb(outval, port + PAR_DATA);
- outb(outval, port + PAR_DATA);
-
- outb(EOC | outval, port + PAR_DATA);
+ unsigned char outval;
+
+ outb(EOC | reg, port + PAR_DATA);
+ outval = WrAddr | reg;
+ outb(outval, port + PAR_DATA);
+ outb(outval, port + PAR_DATA); /* Double write for PS/2. */
+
+ outval &= 0xf0;
+ outval |= value;
+ outb(outval, port + PAR_DATA);
+ outval &= 0x1f;
+ outb(outval, port + PAR_DATA);
+ outb(outval, port + PAR_DATA);
+
+ outb(EOC | outval, port + PAR_DATA);
}
static inline void
write_reg_high(short port, unsigned char reg, unsigned char value)
{
- unsigned char outval = EOC | HNib | reg;
+ unsigned char outval = EOC | HNib | reg;
- outb(outval, port + PAR_DATA);
- outval &= WrAddr | HNib | 0x0f;
- outb(outval, port + PAR_DATA);
- outb(outval, port + PAR_DATA); /* Double write for PS/2. */
+ outb(outval, port + PAR_DATA);
+ outval &= WrAddr | HNib | 0x0f;
+ outb(outval, port + PAR_DATA);
+ outb(outval, port + PAR_DATA); /* Double write for PS/2. */
- outval = WrAddr | HNib | value;
- outb(outval, port + PAR_DATA);
- outval &= HNib | 0x0f; /* HNib | value */
- outb(outval, port + PAR_DATA);
- outb(outval, port + PAR_DATA);
+ outval = WrAddr | HNib | value;
+ outb(outval, port + PAR_DATA);
+ outval &= HNib | 0x0f; /* HNib | value */
+ outb(outval, port + PAR_DATA);
+ outb(outval, port + PAR_DATA);
- outb(EOC | HNib | outval, port + PAR_DATA);
+ outb(EOC | HNib | outval, port + PAR_DATA);
}
/* Write a byte out using nibble mode. The low nibble is written first. */
static inline void
write_reg_byte(short port, unsigned char reg, unsigned char value)
{
- unsigned char outval;
- outb(EOC | reg, port + PAR_DATA); /* Reset the address register. */
- outval = WrAddr | reg;
- outb(outval, port + PAR_DATA);
- outb(outval, port + PAR_DATA); /* Double write for PS/2. */
-
- outb((outval & 0xf0) | (value & 0x0f), port + PAR_DATA);
- outb(value & 0x0f, port + PAR_DATA);
- value >>= 4;
- outb(value, port + PAR_DATA);
- outb(0x10 | value, port + PAR_DATA);
- outb(0x10 | value, port + PAR_DATA);
-
- outb(EOC | value, port + PAR_DATA); /* Reset the address register. */
+ unsigned char outval;
+
+ outb(EOC | reg, port + PAR_DATA); /* Reset the address register. */
+ outval = WrAddr | reg;
+ outb(outval, port + PAR_DATA);
+ outb(outval, port + PAR_DATA); /* Double write for PS/2. */
+
+ outb((outval & 0xf0) | (value & 0x0f), port + PAR_DATA);
+ outb(value & 0x0f, port + PAR_DATA);
+ value >>= 4;
+ outb(value, port + PAR_DATA);
+ outb(0x10 | value, port + PAR_DATA);
+ outb(0x10 | value, port + PAR_DATA);
+
+ outb(EOC | value, port + PAR_DATA); /* Reset the address register. */
}
-/*
- * Bulk data writes to the packet buffer. The interrupt line remains enabled.
+/* Bulk data writes to the packet buffer. The interrupt line remains enabled.
* The first, faster method uses only the dataport (data modes 0, 2 & 4).
* The second (backup) method uses data and control regs (modes 1, 3 & 5).
* It should only be needed when there is skew between the individual data
@@ -214,28 +220,28 @@ write_reg_byte(short port, unsigned char reg, unsigned char value)
*/
static inline void write_byte_mode0(short ioaddr, unsigned char value)
{
- outb(value & 0x0f, ioaddr + PAR_DATA);
- outb((value>>4) | 0x10, ioaddr + PAR_DATA);
+ outb(value & 0x0f, ioaddr + PAR_DATA);
+ outb((value>>4) | 0x10, ioaddr + PAR_DATA);
}
static inline void write_byte_mode1(short ioaddr, unsigned char value)
{
- outb(value & 0x0f, ioaddr + PAR_DATA);
- outb(Ctrl_IRQEN | Ctrl_LNibWrite, ioaddr + PAR_CONTROL);
- outb((value>>4) | 0x10, ioaddr + PAR_DATA);
- outb(Ctrl_IRQEN | Ctrl_HNibWrite, ioaddr + PAR_CONTROL);
+ outb(value & 0x0f, ioaddr + PAR_DATA);
+ outb(Ctrl_IRQEN | Ctrl_LNibWrite, ioaddr + PAR_CONTROL);
+ outb((value>>4) | 0x10, ioaddr + PAR_DATA);
+ outb(Ctrl_IRQEN | Ctrl_HNibWrite, ioaddr + PAR_CONTROL);
}
/* Write 16bit VALUE to the packet buffer: the same as above just doubled. */
static inline void write_word_mode0(short ioaddr, unsigned short value)
{
- outb(value & 0x0f, ioaddr + PAR_DATA);
- value >>= 4;
- outb((value & 0x0f) | 0x10, ioaddr + PAR_DATA);
- value >>= 4;
- outb(value & 0x0f, ioaddr + PAR_DATA);
- value >>= 4;
- outb((value & 0x0f) | 0x10, ioaddr + PAR_DATA);
+ outb(value & 0x0f, ioaddr + PAR_DATA);
+ value >>= 4;
+ outb((value & 0x0f) | 0x10, ioaddr + PAR_DATA);
+ value >>= 4;
+ outb(value & 0x0f, ioaddr + PAR_DATA);
+ value >>= 4;
+ outb((value & 0x0f) | 0x10, ioaddr + PAR_DATA);
}
/* EEPROM_Ctrl bits. */
@@ -248,10 +254,10 @@ static inline void write_word_mode0(short ioaddr, unsigned short value)
/* Delay between EEPROM clock transitions. */
#define eeprom_delay(ticks) \
-do { int _i = 40; while (--_i > 0) { __SLOW_DOWN_IO; }} while (0)
+do { int _i = 40; while (--_i > 0) { __SLOW_DOWN_IO; } } while (0)
/* The EEPROM commands include the alway-set leading bit. */
#define EE_WRITE_CMD(offset) (((5 << 6) + (offset)) << 17)
-#define EE_READ(offset) (((6 << 6) + (offset)) << 17)
+#define EE_READ(offset) (((6 << 6) + (offset)) << 17)
#define EE_ERASE(offset) (((7 << 6) + (offset)) << 17)
#define EE_CMD_SIZE 27 /* The command+address+data size. */
--
2.1.2
--
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