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Message-ID: <20240212154639.683073662@linutronix.de>
From: Thomas Gleixner <tglx@linutronix.de>
To: LKML <linux-kernel@vger.kernel.org>
Cc: x86@kernel.org,
 Tom Lendacky <thomas.lendacky@amd.com>,
 Andrew Cooper <andrew.cooper3@citrix.com>,
 Arjan van de Ven <arjan@linux.intel.com>,
 Huang Rui <ray.huang@amd.com>,
 Juergen Gross <jgross@suse.com>,
 Dimitri Sivanich <dimitri.sivanich@hpe.com>,
 Sohil Mehta <sohil.mehta@intel.com>,
 K Prateek Nayak <kprateek.nayak@amd.com>,
 Kan Liang <kan.liang@linux.intel.com>,
 Zhang Rui <rui.zhang@intel.com>,
 "Paul E. McKenney" <paulmck@kernel.org>,
 Feng Tang <feng.tang@intel.com>,
 Andy Shevchenko <andy@infradead.org>,
 Michael Kelley <mhklinux@outlook.com>,
 "Peter Zijlstra (Intel)" <peterz@infradead.org>,
 Andy Shevchenko <andy.shevchenko@gmail.com>,
 Wei Liu <wei.liu@kernel.org>
Subject: [patch V3 14/22] x86/jailhouse: Prepare for separate mpparse
 callbacks
References: <20240212154529.402604963@linutronix.de>
Precedence: bulk
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Date: Tue, 13 Feb 2024 22:05:10 +0100 (CET)

From: Thomas Gleixner <tglx@linutronix.de>

Provide a wrapper around the existing function and fill the new callbacks
in.

No functional change as the new callbacks are not yet operational.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>


---
 arch/x86/kernel/jailhouse.c |   34 +++++++++++++++++++++-------------
 1 file changed, 21 insertions(+), 13 deletions(-)
---

--- a/arch/x86/kernel/jailhouse.c
+++ b/arch/x86/kernel/jailhouse.c
@@ -118,6 +118,11 @@ static void __init jailhouse_get_smp_con
 	}
 }
 
+static void __init jailhouse_parse_smp_config(void)
+{
+	jailhouse_get_smp_config(false);
+}
+
 static void jailhouse_no_restart(void)
 {
 	pr_notice("Jailhouse: Restart not supported, halting\n");
@@ -201,21 +206,24 @@ static void __init jailhouse_init_platfo
 	struct setup_data header;
 	void *mapping;
 
-	x86_init.irqs.pre_vector_init	= x86_init_noop;
-	x86_init.timers.timer_init	= jailhouse_timer_init;
-	x86_init.mpparse.get_smp_config	= jailhouse_get_smp_config;
-	x86_init.pci.arch_init		= jailhouse_pci_arch_init;
-
-	x86_platform.calibrate_cpu	= jailhouse_get_tsc;
-	x86_platform.calibrate_tsc	= jailhouse_get_tsc;
-	x86_platform.get_wallclock	= jailhouse_get_wallclock;
-	x86_platform.legacy.rtc		= 0;
-	x86_platform.legacy.warm_reset	= 0;
-	x86_platform.legacy.i8042	= X86_LEGACY_I8042_PLATFORM_ABSENT;
+	x86_init.irqs.pre_vector_init		= x86_init_noop;
+	x86_init.timers.timer_init		= jailhouse_timer_init;
+	x86_init.mpparse.find_mptable		= x86_init_noop;
+	x86_init.mpparse.early_parse_smp_cfg	= x86_init_noop;
+	x86_init.mpparse.parse_smp_cfg		= jailhouse_parse_smp_config;
+	x86_init.mpparse.get_smp_config		= jailhouse_get_smp_config;
+	x86_init.pci.arch_init			= jailhouse_pci_arch_init;
+
+	x86_platform.calibrate_cpu		= jailhouse_get_tsc;
+	x86_platform.calibrate_tsc		= jailhouse_get_tsc;
+	x86_platform.get_wallclock		= jailhouse_get_wallclock;
+	x86_platform.legacy.rtc			= 0;
+	x86_platform.legacy.warm_reset		= 0;
+	x86_platform.legacy.i8042		= X86_LEGACY_I8042_PLATFORM_ABSENT;
 
-	legacy_pic			= &null_legacy_pic;
+	legacy_pic				= &null_legacy_pic;
 
-	machine_ops.emergency_restart	= jailhouse_no_restart;
+	machine_ops.emergency_restart		= jailhouse_no_restart;
 
 	while (pa_data) {
 		mapping = early_memremap(pa_data, sizeof(header));