From 3fd19664c3bd50dc479ff444e43787439074458a Mon Sep 17 00:00:00 2001 From: Gaosheng Cui Date: Wed, 14 Aug 2024 18:39:33 +0800 Subject: MIPS: MT: Remove unused function mips_mt_regdump() The mips_mt_regdump() has not been used since commit b633648c5ad3 ("MIPS: MT: Remove SMTC support"), so remove it. Signed-off-by: Gaosheng Cui Reviewed-by: Ricardo B. Marliere Signed-off-by: Thomas Bogendoerfer --- arch/mips/include/asm/mips_mt.h | 2 -- arch/mips/kernel/mips-mt.c | 77 ----------------------------------------- 2 files changed, 79 deletions(-) diff --git a/arch/mips/include/asm/mips_mt.h b/arch/mips/include/asm/mips_mt.h index 28917f1582b3..6ea02af29876 100644 --- a/arch/mips/include/asm/mips_mt.h +++ b/arch/mips/include/asm/mips_mt.h @@ -17,8 +17,6 @@ extern int vpelimit; extern cpumask_t mt_fpu_cpumask; extern unsigned long mt_fpemul_threshold; -extern void mips_mt_regdump(unsigned long previous_mvpcontrol_value); - #ifdef CONFIG_MIPS_MT extern void mips_mt_set_cpuoptions(void); #else diff --git a/arch/mips/kernel/mips-mt.c b/arch/mips/kernel/mips-mt.c index c938ba208fc0..37676a44fefb 100644 --- a/arch/mips/kernel/mips-mt.c +++ b/arch/mips/kernel/mips-mt.c @@ -43,83 +43,6 @@ static int __init maxtcs(char *str) __setup("maxtcs=", maxtcs); -/* - * Dump new MIPS MT state for the core. Does not leave TCs halted. - * Takes an argument which taken to be a pre-call MVPControl value. - */ - -void mips_mt_regdump(unsigned long mvpctl) -{ - unsigned long flags; - unsigned long vpflags; - unsigned long mvpconf0; - int nvpe; - int ntc; - int i; - int tc; - unsigned long haltval; - unsigned long tcstatval; - - local_irq_save(flags); - vpflags = dvpe(); - printk("=== MIPS MT State Dump ===\n"); - printk("-- Global State --\n"); - printk(" MVPControl Passed: %08lx\n", mvpctl); - printk(" MVPControl Read: %08lx\n", vpflags); - printk(" MVPConf0 : %08lx\n", (mvpconf0 = read_c0_mvpconf0())); - nvpe = ((mvpconf0 & MVPCONF0_PVPE) >> MVPCONF0_PVPE_SHIFT) + 1; - ntc = ((mvpconf0 & MVPCONF0_PTC) >> MVPCONF0_PTC_SHIFT) + 1; - printk("-- per-VPE State --\n"); - for (i = 0; i < nvpe; i++) { - for (tc = 0; tc < ntc; tc++) { - settc(tc); - if ((read_tc_c0_tcbind() & TCBIND_CURVPE) == i) { - printk(" VPE %d\n", i); - printk(" VPEControl : %08lx\n", - read_vpe_c0_vpecontrol()); - printk(" VPEConf0 : %08lx\n", - read_vpe_c0_vpeconf0()); - printk(" VPE%d.Status : %08lx\n", - i, read_vpe_c0_status()); - printk(" VPE%d.EPC : %08lx %pS\n", - i, read_vpe_c0_epc(), - (void *) read_vpe_c0_epc()); - printk(" VPE%d.Cause : %08lx\n", - i, read_vpe_c0_cause()); - printk(" VPE%d.Config7 : %08lx\n", - i, read_vpe_c0_config7()); - break; /* Next VPE */ - } - } - } - printk("-- per-TC State --\n"); - for (tc = 0; tc < ntc; tc++) { - settc(tc); - if (read_tc_c0_tcbind() == read_c0_tcbind()) { - /* Are we dumping ourself? */ - haltval = 0; /* Then we're not halted, and mustn't be */ - tcstatval = flags; /* And pre-dump TCStatus is flags */ - printk(" TC %d (current TC with VPE EPC above)\n", tc); - } else { - haltval = read_tc_c0_tchalt(); - write_tc_c0_tchalt(1); - tcstatval = read_tc_c0_tcstatus(); - printk(" TC %d\n", tc); - } - printk(" TCStatus : %08lx\n", tcstatval); - printk(" TCBind : %08lx\n", read_tc_c0_tcbind()); - printk(" TCRestart : %08lx %pS\n", - read_tc_c0_tcrestart(), (void *) read_tc_c0_tcrestart()); - printk(" TCHalt : %08lx\n", haltval); - printk(" TCContext : %08lx\n", read_tc_c0_tccontext()); - if (!haltval) - write_tc_c0_tchalt(0); - } - printk("===========================\n"); - evpe(vpflags); - local_irq_restore(flags); -} - static int mt_opt_rpsctl = -1; static int mt_opt_nblsu = -1; static int mt_opt_forceconfig7; -- cgit v1.2.3