提交 adf85265 编写于 作者: P Paolo Ciarrocchi 提交者: Ingo Molnar

x86: coding style fixes to arch/x86/kernel/cpu/cyrix.c

Before:
   total: 46 errors, 10 warnings, 450 lines checked
After:
   total: 1 errors, 10 warnings, 449 lines checked

No code changed:

arch/x86/kernel/cpu/cyrix.o:

   text	   data	    bss	    dec	    hex	filename
   2048	    908	      4	   2960	    b90	cyrix.o.before
   2048	    908	      4	   2960	    b90	cyrix.o.after

md5:
   9add5e69dbd788f91ff24eea8462dad7  cyrix.o.before.asm
   9add5e69dbd788f91ff24eea8462dad7  cyrix.o.after.asm
Signed-off-by: NPaolo Ciarrocchi <paolo.ciarrocchi@gmail.com>
Signed-off-by: NIngo Molnar <mingo@elte.hu>
上级 7030760a
......@@ -37,8 +37,7 @@ static void __cpuinit do_cyrix_devid(unsigned char *dir0, unsigned char *dir1)
setCx86(CX86_CCR2, ccr2);
*dir0 = 0xfe;
}
}
else {
} else {
setCx86(CX86_CCR3, ccr3); /* restore CCR3 */
/* read DIR0 and DIR1 CPU registers */
......@@ -132,7 +131,7 @@ static void __cpuinit set_cx86_memwb(void)
/* set 'Not Write-through' */
write_cr0(read_cr0() | X86_CR0_NW);
/* CCR2 bit 2: lock NW bit and set WT1 */
setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x14 );
setCx86(CX86_CCR2, getCx86(CX86_CCR2) | 0x14);
}
static void __cpuinit set_cx86_inc(void)
......@@ -187,12 +186,14 @@ static void __cpuinit init_cyrix(struct cpuinfo_x86 *c)
char *buf = c->x86_model_id;
const char *p = NULL;
/* Bit 31 in normal CPUID used for nonstandard 3DNow ID;
3DNow is IDd by bit 31 in extended CPUID (1*32+31) anyway */
/*
* Bit 31 in normal CPUID used for nonstandard 3DNow ID;
* 3DNow is IDd by bit 31 in extended CPUID (1*32+31) anyway
*/
clear_bit(0*32+31, c->x86_capability);
/* Cyrix used bit 24 in extended (AMD) CPUID for Cyrix MMX extensions */
if ( test_bit(1*32+24, c->x86_capability) ) {
if (test_bit(1*32+24, c->x86_capability)) {
clear_bit(1*32+24, c->x86_capability);
set_bit(X86_FEATURE_CXMMX, c->x86_capability);
}
......@@ -250,16 +251,17 @@ static void __cpuinit init_cyrix(struct cpuinfo_x86 *c)
#ifdef CONFIG_PCI
{
u32 vendor, device;
/* It isn't really a PCI quirk directly, but the cure is the
same. The MediaGX has deep magic SMM stuff that handles the
SB emulation. It throws away the fifo on disable_dma() which
is wrong and ruins the audio.
Bug2: VSA1 has a wrap bug so that using maximum sized DMA
causes bad things. According to NatSemi VSA2 has another
bug to do with 'hlt'. I've not seen any boards using VSA2
and X doesn't seem to support it either so who cares 8).
VSA1 we work around however.
/*
* It isn't really a PCI quirk directly, but the cure is the
* same. The MediaGX has deep magic SMM stuff that handles the
* SB emulation. It throws away the fifo on disable_dma() which
* is wrong and ruins the audio.
*
* Bug2: VSA1 has a wrap bug so that using maximum sized DMA
* causes bad things. According to NatSemi VSA2 has another
* bug to do with 'hlt'. I've not seen any boards using VSA2
* and X doesn't seem to support it either so who cares 8).
* VSA1 we work around however.
*/
printk(KERN_INFO "Working around Cyrix MediaGX virtual DMA bugs.\n");
......@@ -279,7 +281,7 @@ static void __cpuinit init_cyrix(struct cpuinfo_x86 *c)
mark_tsc_unstable("cyrix 5510/5520 detected");
}
#endif
c->x86_cache_size=16; /* Yep 16K integrated cache thats it */
c->x86_cache_size = 16; /* Yep 16K integrated cache thats it */
/* GXm supports extended cpuid levels 'ala' AMD */
if (c->cpuid_level == 2) {
......@@ -292,12 +294,11 @@ static void __cpuinit init_cyrix(struct cpuinfo_x86 *c)
* ? : 0x7x
* GX1 : 0x8x GX1 datasheet 56
*/
if((0x30 <= dir1 && dir1 <= 0x6f) || (0x80 <=dir1 && dir1 <= 0x8f))
if ((0x30 <= dir1 && dir1 <= 0x6f) || (0x80 <= dir1 && dir1 <= 0x8f))
geode_configure();
get_model_name(c); /* get CPU marketing name */
return;
}
else { /* MediaGX */
} else { /* MediaGX */
Cx86_cb[2] = (dir0_lsn & 1) ? '3' : '4';
p = Cx86_cb+2;
c->x86_model = (dir1 & 0x20) ? 1 : 2;
......@@ -305,14 +306,11 @@ static void __cpuinit init_cyrix(struct cpuinfo_x86 *c)
break;
case 5: /* 6x86MX/M II */
if (dir1 > 7)
{
if (dir1 > 7) {
dir0_msn++; /* M II */
/* Enable MMX extensions (App note 108) */
setCx86(CX86_CCR7, getCx86(CX86_CCR7)|1);
}
else
{
} else {
c->coma_bug = 1; /* 6x86MX, it has the bug. */
}
tmp = (!(dir0_lsn & 7) || dir0_lsn & 1) ? 2 : 0;
......@@ -343,7 +341,8 @@ static void __cpuinit init_cyrix(struct cpuinfo_x86 *c)
break;
}
strcpy(buf, Cx86_model[dir0_msn & 7]);
if (p) strcat(buf, p);
if (p)
strcat(buf, p);
return;
}
......@@ -352,7 +351,8 @@ static void __cpuinit init_cyrix(struct cpuinfo_x86 *c)
*/
static void __cpuinit init_nsc(struct cpuinfo_x86 *c)
{
/* There may be GX1 processors in the wild that are branded
/*
* There may be GX1 processors in the wild that are branded
* NSC and not Cyrix.
*
* This function only handles the GX processor, and kicks every
......@@ -398,10 +398,10 @@ static inline int test_cyrix_52div(void)
return (unsigned char) (test >> 8) == 0x02;
}
static void __cpuinit cyrix_identify(struct cpuinfo_x86 * c)
static void __cpuinit cyrix_identify(struct cpuinfo_x86 *c)
{
/* Detect Cyrix with disabled CPUID */
if ( c->x86 == 4 && test_cyrix_52div() ) {
if (c->x86 == 4 && test_cyrix_52div()) {
unsigned char dir0, dir1;
strcpy(c->x86_vendor_id, "CyrixInstead");
......@@ -413,12 +413,11 @@ static void __cpuinit cyrix_identify(struct cpuinfo_x86 * c)
do_cyrix_devid(&dir0, &dir1);
dir0>>=4;
dir0 >>= 4;
/* Check it is an affected model */
if (dir0 == 5 || dir0 == 3)
{
if (dir0 == 5 || dir0 == 3) {
unsigned char ccr3;
unsigned long flags;
printk(KERN_INFO "Enabling CPUID on Cyrix processor.\n");
......
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