From 5874743ea8479b780799927f25580ef134547f0f Mon Sep 17 00:00:00 2001 From: Jayachandran C Date: Tue, 29 Apr 2014 20:07:49 +0530 Subject: [PATCH] MIPS: Netlogic: Use PRID_IMP_MASK macro Use PRID_IMP_MASK macro instead of 0xff00 to extract the processor type. Signed-off-by: Jayachandran C Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/6868/ Signed-off-by: Ralf Baechle --- arch/mips/include/asm/netlogic/mips-extns.h | 4 ++-- arch/mips/include/asm/netlogic/xlp-hal/xlp.h | 4 ++-- arch/mips/netlogic/common/reset.S | 5 +++-- arch/mips/netlogic/xlp/dt.c | 2 +- arch/mips/netlogic/xlp/setup.c | 2 +- arch/mips/netlogic/xlp/wakeup.c | 2 +- 6 files changed, 10 insertions(+), 9 deletions(-) diff --git a/arch/mips/include/asm/netlogic/mips-extns.h b/arch/mips/include/asm/netlogic/mips-extns.h index de9aada..38af905 100644 --- a/arch/mips/include/asm/netlogic/mips-extns.h +++ b/arch/mips/include/asm/netlogic/mips-extns.h @@ -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; diff --git a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h index bd7dda0..a11b289 100644 --- a/arch/mips/include/asm/netlogic/xlp-hal/xlp.h +++ b/arch/mips/include/asm/netlogic/xlp-hal/xlp.h @@ -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; } diff --git a/arch/mips/netlogic/common/reset.S b/arch/mips/netlogic/common/reset.S index 13c1bc5..5b60b46 100644 --- a/arch/mips/netlogic/common/reset.S +++ b/arch/mips/netlogic/common/reset.S @@ -35,6 +35,7 @@ #include #include +#include #include #include #include @@ -92,7 +93,7 @@ */ .macro xlp_flush_l1_dcache mfc0 t0, CP0_EBASE, 0 - andi t0, t0, 0xff00 + andi t0, t0, PRID_IMP_MASK slt t1, t0, 0x1200 beqz t1, 15f nop @@ -171,7 +172,7 @@ FEXPORT(nlm_reset_entry) 1: /* Entry point on core wakeup */ mfc0 t0, CP0_EBASE, 0 /* processor ID */ - andi t0, 0xff00 + andi t0, PRID_IMP_MASK li t1, 0x1500 /* XLP 9xx */ beq t0, t1, 2f /* does not need to set coherent */ nop diff --git a/arch/mips/netlogic/xlp/dt.c b/arch/mips/netlogic/xlp/dt.c index 5754097..0b36ac8 100644 --- a/arch/mips/netlogic/xlp/dt.c +++ b/arch/mips/netlogic/xlp/dt.c @@ -48,7 +48,7 @@ static void *xlp_fdt_blob; void __init *xlp_dt_init(void *fdtp) { if (!fdtp) { - switch (current_cpu_data.processor_id & 0xff00) { + switch (current_cpu_data.processor_id & PRID_IMP_MASK) { #ifdef CONFIG_DT_XLP_GVP case PRID_IMP_NETLOGIC_XLP9XX: fdtp = __dtb_xlp_gvp_begin; diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c index 8c60a2d..1ddb62b 100644 --- a/arch/mips/netlogic/xlp/setup.c +++ b/arch/mips/netlogic/xlp/setup.c @@ -121,7 +121,7 @@ void __init plat_mem_setup(void) const char *get_system_type(void) { - switch (read_c0_prid() & 0xff00) { + switch (read_c0_prid() & PRID_IMP_MASK) { case PRID_IMP_NETLOGIC_XLP9XX: case PRID_IMP_NETLOGIC_XLP2XX: return "Broadcom XLPII Series"; diff --git a/arch/mips/netlogic/xlp/wakeup.c b/arch/mips/netlogic/xlp/wakeup.c index 75892386..f4823ad 100644 --- a/arch/mips/netlogic/xlp/wakeup.c +++ b/arch/mips/netlogic/xlp/wakeup.c @@ -139,7 +139,7 @@ static void xlp_enable_secondary_cores(const cpumask_t *wakeup_mask) } else { fusemask = nlm_read_sys_reg(nodep->sysbase, SYS_EFUSE_DEVICE_CFG_STATUS0); - switch (read_c0_prid() & 0xff00) { + switch (read_c0_prid() & PRID_IMP_MASK) { case PRID_IMP_NETLOGIC_XLP3XX: mask = 0xf; break; -- 2.7.4