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Staging: comedi: remove C99 comments in 8253.h

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Signed-off-by: Bill Pemberton <wfp5p@virginia.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Bill Pemberton
2009-03-27 11:29:18 -04:00
committed by Greg Kroah-Hartman
parent 6a037d5f65
commit 67d83b4fb9
1 changed files with 23 additions and 23 deletions
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46
drivers/staging/comedi/drivers/8253.h
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@@ -205,7 +205,7 @@ static inline void i8253_cascade_ns_to_timer_2div(int i8253_osc_base,
} }
*nanosec = div1 * div2 * i8253_osc_base; *nanosec = div1 * div2 * i8253_osc_base;
*d1 = div1 & 0xffff; // masking is done since counter maps zero to 0x10000 *d1 = div1 & 0xffff; /* masking is done since counter maps zero to 0x10000 */
*d2 = div2 & 0xffff; *d2 = div2 & 0xffff;
return; return;
} }
@@ -247,12 +247,12 @@ static inline int i8254_load(unsigned long base_address, unsigned int regshift,
return -1; return -1;
byte = counter_number << 6; byte = counter_number << 6;
byte |= 0x30; // load low then high byte byte |= 0x30; /* load low then high byte */
byte |= (mode << 1); // set counter mode byte |= (mode << 1); /* set counter mode */
outb(byte, base_address + (i8254_control_reg << regshift)); outb(byte, base_address + (i8254_control_reg << regshift));
byte = count & 0xff; // lsb of counter value byte = count & 0xff; /* lsb of counter value */
outb(byte, base_address + (counter_number << regshift)); outb(byte, base_address + (counter_number << regshift));
byte = (count >> 8) & 0xff; // msb of counter value byte = (count >> 8) & 0xff; /* msb of counter value */
outb(byte, base_address + (counter_number << regshift)); outb(byte, base_address + (counter_number << regshift));
return 0; return 0;
@@ -273,12 +273,12 @@ static inline int i8254_mm_load(void *base_address, unsigned int regshift,
return -1; return -1;
byte = counter_number << 6; byte = counter_number << 6;
byte |= 0x30; // load low then high byte byte |= 0x30; /* load low then high byte */
byte |= (mode << 1); // set counter mode byte |= (mode << 1); /* set counter mode */
writeb(byte, base_address + (i8254_control_reg << regshift)); writeb(byte, base_address + (i8254_control_reg << regshift));
byte = count & 0xff; // lsb of counter value byte = count & 0xff; /* lsb of counter value */
writeb(byte, base_address + (counter_number << regshift)); writeb(byte, base_address + (counter_number << regshift));
byte = (count >> 8) & 0xff; // msb of counter value byte = (count >> 8) & 0xff; /* msb of counter value */
writeb(byte, base_address + (counter_number << regshift)); writeb(byte, base_address + (counter_number << regshift));
return 0; return 0;
@@ -294,13 +294,13 @@ static inline int i8254_read(unsigned long base_address, unsigned int regshift,
if (counter_number > 2) if (counter_number > 2)
return -1; return -1;
// latch counter /* latch counter */
byte = counter_number << 6; byte = counter_number << 6;
outb(byte, base_address + (i8254_control_reg << regshift)); outb(byte, base_address + (i8254_control_reg << regshift));
// read lsb /* read lsb */
ret = inb(base_address + (counter_number << regshift)); ret = inb(base_address + (counter_number << regshift));
// read msb /* read msb */
ret += inb(base_address + (counter_number << regshift)) << 8; ret += inb(base_address + (counter_number << regshift)) << 8;
return ret; return ret;
@@ -315,13 +315,13 @@ static inline int i8254_mm_read(void *base_address, unsigned int regshift,
if (counter_number > 2) if (counter_number > 2)
return -1; return -1;
// latch counter /* latch counter */
byte = counter_number << 6; byte = counter_number << 6;
writeb(byte, base_address + (i8254_control_reg << regshift)); writeb(byte, base_address + (i8254_control_reg << regshift));
// read lsb /* read lsb */
ret = readb(base_address + (counter_number << regshift)); ret = readb(base_address + (counter_number << regshift));
// read msb /* read msb */
ret += readb(base_address + (counter_number << regshift)) << 8; ret += readb(base_address + (counter_number << regshift)) << 8;
return ret; return ret;
@@ -336,9 +336,9 @@ static inline void i8254_write(unsigned long base_address,
if (counter_number > 2) if (counter_number > 2)
return; return;
byte = count & 0xff; // lsb of counter value byte = count & 0xff; /* lsb of counter value */
outb(byte, base_address + (counter_number << regshift)); outb(byte, base_address + (counter_number << regshift));
byte = (count >> 8) & 0xff; // msb of counter value byte = (count >> 8) & 0xff; /* msb of counter value */
outb(byte, base_address + (counter_number << regshift)); outb(byte, base_address + (counter_number << regshift));
} }
@@ -350,9 +350,9 @@ static inline void i8254_mm_write(void *base_address,
if (counter_number > 2) if (counter_number > 2)
return; return;
byte = count & 0xff; // lsb of counter value byte = count & 0xff; /* lsb of counter value */
writeb(byte, base_address + (counter_number << regshift)); writeb(byte, base_address + (counter_number << regshift));
byte = (count >> 8) & 0xff; // msb of counter value byte = (count >> 8) & 0xff; /* msb of counter value */
writeb(byte, base_address + (counter_number << regshift)); writeb(byte, base_address + (counter_number << regshift));
} }
@@ -374,8 +374,8 @@ static inline int i8254_set_mode(unsigned long base_address,
return -1; return -1;
byte = counter_number << 6; byte = counter_number << 6;
byte |= 0x30; // load low then high byte byte |= 0x30; /* load low then high byte */
byte |= mode; // set counter mode and BCD|binary byte |= mode; /* set counter mode and BCD|binary */
outb(byte, base_address + (i8254_control_reg << regshift)); outb(byte, base_address + (i8254_control_reg << regshift));
return 0; return 0;
@@ -392,8 +392,8 @@ static inline int i8254_mm_set_mode(void *base_address,
return -1; return -1;
byte = counter_number << 6; byte = counter_number << 6;
byte |= 0x30; // load low then high byte byte |= 0x30; /* load low then high byte */
byte |= mode; // set counter mode and BCD|binary byte |= mode; /* set counter mode and BCD|binary */
writeb(byte, base_address + (i8254_control_reg << regshift)); writeb(byte, base_address + (i8254_control_reg << regshift));
return 0; return 0;