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MIPS: Netlogic: Use PRID_IMP_MASK macro

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Use PRID_IMP_MASK macro instead of 0xff00 to extract the processor
type.

Signed-off-by: Jayachandran C <jchandra@broadcom.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/6868/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Jayachandran C
2014-04-29 20:07:49 +05:30
committed by Ralf Baechle
parent 0d57eba02d
commit 5874743ea8
6 changed files with 10 additions and 9 deletions
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4
arch/mips/include/asm/netlogic/mips-extns.h
View File

@@ -146,9 +146,9 @@ static inline int hard_smp_processor_id(void)
static inline int nlm_nodeid(void)
{
uint32_t prid = read_c0_prid();
uint32_t prid = read_c0_prid() & PRID_IMP_MASK;
if ((prid & 0xff00) == PRID_IMP_NETLOGIC_XLP9XX)
if (prid == PRID_IMP_NETLOGIC_XLP9XX)
return (__read_32bit_c0_register($15, 1) >> 7) & 0x7;
else
return (__read_32bit_c0_register($15, 1) >> 5) & 0x3;

4
arch/mips/include/asm/netlogic/xlp-hal/xlp.h
View File

@@ -99,7 +99,7 @@ void *xlp_dt_init(void *fdtp);
static inline int cpu_is_xlpii(void)
{
int chip = read_c0_prid() & 0xff00;
int chip = read_c0_prid() & PRID_IMP_MASK;
return chip == PRID_IMP_NETLOGIC_XLP2XX ||
chip == PRID_IMP_NETLOGIC_XLP9XX;
@@ -107,7 +107,7 @@ static inline int cpu_is_xlpii(void)
static inline int cpu_is_xlp9xx(void)
{
int chip = read_c0_prid() & 0xff00;
int chip = read_c0_prid() & PRID_IMP_MASK;
return chip == PRID_IMP_NETLOGIC_XLP9XX;
}