C++ config_enabled函数代码示例

static void local_click_config_provider_wrapper(  ButtonId button_id, void* context )
{
    if ( config_enabled( button_id, CLICKTYPE_SINGLE ) )
        window_single_click_subscribe( button_id, local_click_handler_single ); // single click
    if ( config_enabled( button_id, CLICKTYPE_LONG ) )
        window_long_click_subscribe( button_id, 0, NULL, local_click_handler_long ); // long click, call on up
    if ( config_enabled( button_id, CLICKTYPE_MULTI ) )
        window_multi_click_subscribe( button_id, 2, 2, 0, true, local_click_handler_multi ); // double click, call on last

    window_set_click_context( button_id, context);
}

static inline void __user *
get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size,
	     void __user **fpstate)
{
	/* Default to using normal stack */
	unsigned long math_size = 0;
	unsigned long sp = regs->sp;
	unsigned long buf_fx = 0;
	int onsigstack = on_sig_stack(sp);

	/* redzone */
	if (config_enabled(CONFIG_X86_64))
		sp -= 128;

	if (!onsigstack) {
		/* This is the X/Open sanctioned signal stack switching.  */
		if (ka->sa.sa_flags & SA_ONSTACK) {
			if (current->sas_ss_size)
				sp = current->sas_ss_sp + current->sas_ss_size;
		} else if (config_enabled(CONFIG_X86_32) &&
			   (regs->ss & 0xffff) != __USER_DS &&
#ifdef CONFIG_KERNEL_MODE_LINUX
			   (regs->sp > TASK_SIZE) &&
#endif
			   !(ka->sa.sa_flags & SA_RESTORER) &&
			   ka->sa.sa_restorer) {
				/* This is the legacy signal stack switching. */
				sp = (unsigned long) ka->sa.sa_restorer;
		}
	}

	if (used_math()) {
		sp = alloc_mathframe(sp, config_enabled(CONFIG_X86_32),
				     &buf_fx, &math_size);
		*fpstate = (void __user *)sp;
	}

	sp = align_sigframe(sp - frame_size);

	/*
	 * If we are on the alternate signal stack and would overflow it, don't.
	 * Return an always-bogus address instead so we will die with SIGSEGV.
	 */
	if (onsigstack && !likely(on_sig_stack(sp)))
		return (void __user *)-1L;

	/* save i387 and extended state */
	if (used_math() &&
	    save_xstate_sig(*fpstate, (void __user *)buf_fx, math_size) < 0)
		return (void __user *)-1L;

	return (void __user *)sp;
}

static void http_port_fn(const char *token, char *value, void *UNUSED(setting), FILE *f)
{
	if(value)
	{
		cfg.http_port = 0;
		if(value[0])
		{
			if(value[0] == '+')
			{
				if(config_enabled(WITH_SSL))
				{
					cfg.http_use_ssl = 1;
				}
				else
				{
					fprintf(stderr, "Warning: OSCam compiled without SSL support.\n");
				}
				cfg.http_port = strtoul(value + 1, NULL, 10);
			}
			else
			{
				cfg.http_port = strtoul(value, NULL, 10);
			}
		}
		return;
	}
	fprintf_conf(f, token, "%s%d\n", cfg.http_use_ssl ? "+" : "", cfg.http_port);
}

void ath9k_spectral_deinit_debug(struct ath_softc *sc)
{
	if (config_enabled(CPTCFG_ATH9K_DEBUGFS) && sc->rfs_chan_spec_scan) {
		relay_close(sc->rfs_chan_spec_scan);
		sc->rfs_chan_spec_scan = NULL;
	}
}

/*
 * Prepare the SW reserved portion of the fxsave memory layout, indicating
 * the presence of the extended state information in the memory layout
 * pointed by the fpstate pointer in the sigcontext.
 * This will be saved when ever the FP and extended state context is
 * saved on the user stack during the signal handler delivery to the user.
 */
void fpu__init_prepare_fx_sw_frame(void)
{
	int size = xstate_size + FP_XSTATE_MAGIC2_SIZE;

	fx_sw_reserved.magic1 = FP_XSTATE_MAGIC1;
	fx_sw_reserved.extended_size = size;
	fx_sw_reserved.xfeatures = xfeatures_mask;
	fx_sw_reserved.xstate_size = xstate_size;

	if (config_enabled(CONFIG_IA32_EMULATION) ||
	    config_enabled(CONFIG_X86_32)) {
		int fsave_header_size = sizeof(struct fregs_state);

		fx_sw_reserved_ia32 = fx_sw_reserved;
		fx_sw_reserved_ia32.extended_size = size + fsave_header_size;
	}
}

static bool ath_reg_dyn_country_user_allow(struct ath_regulatory *reg)
{
	if (!config_enabled(CPTCFG_ATH_REG_DYNAMIC_USER_REG_HINTS))
		return false;
	if (!dynamic_country_user_possible(reg))
		return false;
	return true;
}

/*
 * Prepare the SW reserved portion of the fxsave memory layout, indicating
 * the presence of the extended state information in the memory layout
 * pointed by the fpstate pointer in the sigcontext.
 * This will be saved when ever the FP and extended state context is
 * saved on the user stack during the signal handler delivery to the user.
 */
static void prepare_fx_sw_frame(void)
{
	int size = xstate_size + FP_XSTATE_MAGIC2_SIZE;

	fx_sw_reserved.magic1 = FP_XSTATE_MAGIC1;
	fx_sw_reserved.extended_size = size;
	fx_sw_reserved.xstate_bv = pcntxt_mask;
	fx_sw_reserved.xstate_size = xstate_size;

	if (config_enabled(CONFIG_IA32_EMULATION) ||
	    config_enabled(CONFIG_X86_32)) {
		int fsave_header_size = sizeof(struct i387_fsave_struct);

		fx_sw_reserved_ia32 = fx_sw_reserved;
		fx_sw_reserved_ia32.extended_size = size + fsave_header_size;
	}
}

int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc)
{
	unsigned long buf_val;
	void __user *buf;
	unsigned int tmpflags;
	unsigned int err = 0;

	/* Always make any pending restarted system calls return -EINTR */
	current->restart_block.fn = do_no_restart_syscall;

	get_user_try {

#ifdef CONFIG_X86_32
		set_user_gs(regs, GET_SEG(gs));
		COPY_SEG(fs);
		COPY_SEG(es);
		COPY_SEG(ds);
#endif /* CONFIG_X86_32 */

		COPY(di); COPY(si); COPY(bp); COPY(sp); COPY(bx);
		COPY(dx); COPY(cx); COPY(ip); COPY(ax);

#ifdef CONFIG_X86_64
		COPY(r8);
		COPY(r9);
		COPY(r10);
		COPY(r11);
		COPY(r12);
		COPY(r13);
		COPY(r14);
		COPY(r15);
#endif /* CONFIG_X86_64 */

#ifdef CONFIG_X86_32
		COPY_SEG_CPL3(cs);
		COPY_SEG_CPL3(ss);
#else /* !CONFIG_X86_32 */
		/* Kernel saves and restores only the CS segment register on signals,
		 * which is the bare minimum needed to allow mixed 32/64-bit code.
		 * App's signal handler can save/restore other segments if needed. */
		COPY_SEG_CPL3(cs);
#endif /* CONFIG_X86_32 */

		get_user_ex(tmpflags, &sc->flags);
		regs->flags = (regs->flags & ~FIX_EFLAGS) | (tmpflags & FIX_EFLAGS);
		regs->orig_ax = -1;		/* disable syscall checks */

		get_user_ex(buf_val, &sc->fpstate);
		buf = (void __user *)buf_val;
	} get_user_catch(err);

	err |= fpu__restore_sig(buf, config_enabled(CONFIG_X86_32));

	force_iret();

	return err;
}

int mips_cm_probe(void)
{
	phys_addr_t addr;
	u32 base_reg;
	unsigned cpu;

	/*
	 * No need to probe again if we have already been
	 * here before.
	 */
	if (mips_cm_base)
		return 0;

	addr = mips_cm_phys_base();
	BUG_ON((addr & CM_GCR_BASE_GCRBASE_MSK) != addr);
	if (!addr)
		return -ENODEV;

	mips_cm_base = ioremap_nocache(addr, MIPS_CM_GCR_SIZE);
	if (!mips_cm_base)
		return -ENXIO;

	/* sanity check that we're looking at a CM */
	base_reg = read_gcr_base();
	if ((base_reg & CM_GCR_BASE_GCRBASE_MSK) != addr) {
		pr_err("GCRs appear to have been moved (expected them at 0x%08lx)!\n",
		       (unsigned long)addr);
		mips_cm_base = NULL;
		return -ENODEV;
	}

	/* set default target to memory */
	base_reg &= ~CM_GCR_BASE_CMDEFTGT_MSK;
	base_reg |= CM_GCR_BASE_CMDEFTGT_MEM;
	write_gcr_base(base_reg);

	/* disable CM regions */
	write_gcr_reg0_base(CM_GCR_REGn_BASE_BASEADDR_MSK);
	write_gcr_reg0_mask(CM_GCR_REGn_MASK_ADDRMASK_MSK);
	write_gcr_reg1_base(CM_GCR_REGn_BASE_BASEADDR_MSK);
	write_gcr_reg1_mask(CM_GCR_REGn_MASK_ADDRMASK_MSK);
	write_gcr_reg2_base(CM_GCR_REGn_BASE_BASEADDR_MSK);
	write_gcr_reg2_mask(CM_GCR_REGn_MASK_ADDRMASK_MSK);
	write_gcr_reg3_base(CM_GCR_REGn_BASE_BASEADDR_MSK);
	write_gcr_reg3_mask(CM_GCR_REGn_MASK_ADDRMASK_MSK);

	/* probe for an L2-only sync region */
	mips_cm_probe_l2sync();

	/* determine register width for this CM */
	mips_cm_is64 = config_enabled(CONFIG_64BIT) && (mips_cm_revision() >= CM_REV_CM3);

	for_each_possible_cpu(cpu)
		spin_lock_init(&per_cpu(cm_core_lock, cpu));

	return 0;
}

/*
 * Save the fpu, extended register state to the user signal frame.
 *
 * 'buf_fx' is the 64-byte aligned pointer at which the [f|fx|x]save
 *  state is copied.
 *  'buf' points to the 'buf_fx' or to the fsave header followed by 'buf_fx'.
 *
 *	buf == buf_fx for 64-bit frames and 32-bit fsave frame.
 *	buf != buf_fx for 32-bit frames with fxstate.
 *
 * If the fpu, extended register state is live, save the state directly
 * to the user frame pointed by the aligned pointer 'buf_fx'. Otherwise,
 * copy the thread's fpu state to the user frame starting at 'buf_fx'.
 *
 * If this is a 32-bit frame with fxstate, put a fsave header before
 * the aligned state at 'buf_fx'.
 *
 * For [f]xsave state, update the SW reserved fields in the [f]xsave frame
 * indicating the absence/presence of the extended state to the user.
 */
int save_xstate_sig(void __user *buf, void __user *buf_fx, int size)
{
	struct xsave_struct *xsave = &current->thread.fpu.state->xsave;
	struct task_struct *tsk = current;
	int ia32_fxstate = (buf != buf_fx);

	ia32_fxstate &= (config_enabled(CONFIG_X86_32) ||
			 config_enabled(CONFIG_IA32_EMULATION));

	if (!access_ok(VERIFY_WRITE, buf, size))
		return -EACCES;

	if (!static_cpu_has(X86_FEATURE_FPU))
		return fpregs_soft_get(current, NULL, 0,
			sizeof(struct user_i387_ia32_struct), NULL,
			(struct _fpstate_ia32 __user *) buf) ? -1 : 1;

	if (!config_enabled(CONFIG_L4) && user_has_fpu()) {
		/* Save the live register state to the user directly. */
		if (save_user_xstate(buf_fx))
			return -1;
		/* Update the thread's fxstate to save the fsave header. */
		if (ia32_fxstate)
			fpu_fxsave(&tsk->thread.fpu);
	} else {
		if (config_enabled(CONFIG_L4) && user_has_fpu())
			unlazy_fpu(tsk);

		sanitize_i387_state(tsk);
		if (__copy_to_user(buf_fx, xsave, xstate_size))
			return -1;
	}

	/* Save the fsave header for the 32-bit frames. */
	if ((ia32_fxstate || !use_fxsr()) && save_fsave_header(tsk, buf))
		return -1;

	if (use_fxsr() && save_xstate_epilog(buf_fx, ia32_fxstate))
		return -1;

	drop_init_fpu(tsk);	/* trigger finit */

	return 0;
}

void __init fw_meminit(void)
{
	fw_memblock_t *p;

	p = fw_getmdesc(config_enabled(CONFIG_EVA));
	free_init_pages_eva = (config_enabled(CONFIG_EVA) ?
			       free_init_pages_eva_malta : NULL);

	while (p->size) {
		long type;
		unsigned long base, size;

		type = fw_memtype_classify(p->type);
		base = p->base;
		size = p->size;

		add_memory_region(base, size, type);
		p++;
	}
}

static unsigned core_vpe_count(unsigned core)
{
	unsigned cfg;

	if (!config_enabled(CONFIG_MIPS_MT_SMP) || !cpu_has_mipsmt)
		return 1;

	write_gcr_cl_other(core << CM_GCR_Cx_OTHER_CORENUM_SHF);
	cfg = read_gcr_co_config() & CM_GCR_Cx_CONFIG_PVPE_MSK;
	return (cfg >> CM_GCR_Cx_CONFIG_PVPE_SHF) + 1;
}

static unsigned core_vpe_count(unsigned core)
{
	unsigned cfg;

	if (!config_enabled(CONFIG_MIPS_MT_SMP) || !cpu_has_mipsmt)
		return 1;

	mips_cm_lock_other(core, 0);
	cfg = read_gcr_co_config() & CM_GCR_Cx_CONFIG_PVPE_MSK;
	mips_cm_unlock_other();
	return (cfg >> CM_GCR_Cx_CONFIG_PVPE_SHF) + 1;
}

int ath10k_thermal_register(struct ath10k *ar)
{
	struct thermal_cooling_device *cdev;
	struct device *hwmon_dev;
	int ret;

	cdev = thermal_cooling_device_register("ath10k_thermal", ar,
					       &ath10k_thermal_ops);

	if (IS_ERR(cdev)) {
		ath10k_err(ar, "failed to setup thermal device result: %ld\n",
			   PTR_ERR(cdev));
		return -EINVAL;
	}

	ret = sysfs_create_link(&ar->dev->kobj, &cdev->device.kobj,
				"cooling_device");
	if (ret) {
		ath10k_err(ar, "failed to create cooling device symlink\n");
		goto err_cooling_destroy;
	}

	ar->thermal.cdev = cdev;
	ar->thermal.quiet_period = ATH10K_QUIET_PERIOD_DEFAULT;

	/* Do not register hwmon device when temperature reading is not
	 * supported by firmware
	 */
	if (ar->wmi.op_version != ATH10K_FW_WMI_OP_VERSION_10_2_4)
		return 0;

	/* Avoid linking error on devm_hwmon_device_register_with_groups, I
	 * guess linux/hwmon.h is missing proper stubs. */
	if (!config_enabled(CONFIG_HWMON))
		return 0;

	hwmon_dev = devm_hwmon_device_register_with_groups(ar->dev,
							   "ath10k_hwmon", ar,
							   ath10k_hwmon_groups);
	if (IS_ERR(hwmon_dev)) {
		ath10k_err(ar, "failed to register hwmon device: %ld\n",
			   PTR_ERR(hwmon_dev));
		ret = -EINVAL;
		goto err_remove_link;
	}
	return 0;

err_remove_link:
	sysfs_remove_link(&ar->dev->kobj, "cooling_device");
err_cooling_destroy:
	thermal_cooling_device_unregister(cdev);
	return ret;
}

static inline unsigned long dcache_line_size(void)
{
	unsigned long conf1, dl;

	if (!config_enabled(CONFIG_SYS_CACHE_SIZE_AUTO))
		return CONFIG_SYS_DCACHE_LINE_SIZE;

	conf1 = read_c0_config1();
	dl = (conf1 & MIPS_CONF1_DL) >> MIPS_CONF1_DL_SHF;
	if (!dl)
		return 0;
	return 2 << dl;
}