Commit 3fd19664 authored by Gaosheng Cui's avatar Gaosheng Cui Committed by Thomas Bogendoerfer
Browse files

MIPS: MT: Remove unused function mips_mt_regdump() 



The mips_mt_regdump() has not been used since
commit b633648c ("MIPS: MT: Remove SMTC support"), so remove it.

Signed-off-by: default avatarGaosheng Cui <cuigaosheng1@huawei.com>
Reviewed-by: default avatarRicardo B. Marliere <ricardo@marliere.net>
Signed-off-by: default avatarThomas Bogendoerfer <tsbogend@alpha.franken.de>
parent 7569c9fb

arch/mips/include/asm/mips_mt.h

+0 −2
Original line number Diff line number Diff line
@@ -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

arch/mips/kernel/mips-mt.c

+0 −77
Original line number Diff line number Diff line
@@ -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;