diff options
| author | Paul Burton <paul.burton@mips.com> | 2019-08-31 15:40:44 +0000 |
|---|---|---|
| committer | Paul Burton <paul.burton@mips.com> | 2019-09-03 14:20:51 +0100 |
| commit | 54e8d9f07d8a4489e6ab148c3074ff10af03d3aa (patch) | |
| tree | dd2955c69488fe06f686087e32f519be91ed769b /arch/mips/mm | |
| parent | 5474682934753827d61d1226ba74ea75787b923d (diff) | |
MIPS: tlbex: Simplify r3k check
We already know whether a CPU has r3k style exceptions, including TLB
exceptions, by checking cpu_has_3kex. Remove the list of CPU types in
build_tlb_refill_handler() & check cpu_has_3kex instead.
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: linux-mips@vger.kernel.org
Diffstat (limited to 'arch/mips/mm')
| -rw-r--r-- | arch/mips/mm/tlbex.c | 52 |
1 files changed, 22 insertions, 30 deletions
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 071d48593464..6e3ca9cc5249 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -2607,14 +2607,7 @@ void build_tlb_refill_handler(void) check_for_high_segbits = current_cpu_data.vmbits > (PGDIR_SHIFT + PGD_ORDER + PAGE_SHIFT - 3); #endif - switch (current_cpu_type()) { - case CPU_R2000: - case CPU_R3000: - case CPU_R3000A: - case CPU_R3081E: - case CPU_TX3912: - case CPU_TX3922: - case CPU_TX3927: + if (cpu_has_3kex) { #ifndef CONFIG_MIPS_PGD_C0_CONTEXT if (cpu_has_local_ebase) build_r3000_tlb_refill_handler(); @@ -2631,30 +2624,29 @@ void build_tlb_refill_handler(void) #else panic("No R3000 TLB refill handler"); #endif - break; + return; + } - default: - if (cpu_has_ldpte) - setup_pw(); + if (cpu_has_ldpte) + setup_pw(); - if (!run_once) { - scratch_reg = allocate_kscratch(); - build_setup_pgd(); - build_r4000_tlb_load_handler(); - build_r4000_tlb_store_handler(); - build_r4000_tlb_modify_handler(); - if (cpu_has_ldpte) - build_loongson3_tlb_refill_handler(); - else if (!cpu_has_local_ebase) - build_r4000_tlb_refill_handler(); - flush_tlb_handlers(); - run_once++; - } - if (cpu_has_local_ebase) + if (!run_once) { + scratch_reg = allocate_kscratch(); + build_setup_pgd(); + build_r4000_tlb_load_handler(); + build_r4000_tlb_store_handler(); + build_r4000_tlb_modify_handler(); + if (cpu_has_ldpte) + build_loongson3_tlb_refill_handler(); + else if (!cpu_has_local_ebase) build_r4000_tlb_refill_handler(); - if (cpu_has_xpa) - config_xpa_params(); - if (cpu_has_htw) - config_htw_params(); + flush_tlb_handlers(); + run_once++; } + if (cpu_has_local_ebase) + build_r4000_tlb_refill_handler(); + if (cpu_has_xpa) + config_xpa_params(); + if (cpu_has_htw) + config_htw_params(); } |