x86/apic: Cleanup delivery mode defines

The enum ioapic_irq_destination_types and the enumerated constants starting
with 'dest_' are gross misnomers because they describe the delivery mode.

Rename then enum and the constants so they actually make sense.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20201024213535.443185-6-dwmw2@infradead.org

12 files changed, 28 insertions, 28 deletions

diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index 57af25cb44f6..37a08f37a19d 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -309,7 +309,8 @@ struct apic {
 	/* dest_logical is used by the IPI functions */
 	u32	dest_logical;
 	u32	disable_esr;
-	u32	irq_delivery_mode;
+
+	enum apic_delivery_modes delivery_mode;
 	u32	irq_dest_mode;
 
 	u32	(*calc_dest_apicid)(unsigned int cpu);
diff --git a/arch/x86/include/asm/apicdef.h b/arch/x86/include/asm/apicdef.h
index 05e694ed8386..5716f22f81ac 100644
--- a/arch/x86/include/asm/apicdef.h
+++ b/arch/x86/include/asm/apicdef.h
@@ -432,15 +432,13 @@ struct local_apic {
  #define BAD_APICID 0xFFFFu
 #endif
 
-enum ioapic_irq_destination_types {
-	dest_Fixed		= 0,
-	dest_LowestPrio		= 1,
-	dest_SMI		= 2,
-	dest__reserved_1	= 3,
-	dest_NMI		= 4,
-	dest_INIT		= 5,
-	dest__reserved_2	= 6,
-	dest_ExtINT		= 7
+enum apic_delivery_modes {
+	APIC_DELIVERY_MODE_FIXED	= 0,
+	APIC_DELIVERY_MODE_LOWESTPRIO   = 1,
+	APIC_DELIVERY_MODE_SMI		= 2,
+	APIC_DELIVERY_MODE_NMI		= 4,
+	APIC_DELIVERY_MODE_INIT		= 5,
+	APIC_DELIVERY_MODE_EXTINT	= 7,
 };
 
 #endif /* _ASM_X86_APICDEF_H */
diff --git a/arch/x86/kernel/apic/apic_flat_64.c b/arch/x86/kernel/apic/apic_flat_64.c
index 7862b152a052..fdd38a17f835 100644
--- a/arch/x86/kernel/apic/apic_flat_64.c
+++ b/arch/x86/kernel/apic/apic_flat_64.c
@@ -113,7 +113,7 @@ static struct apic apic_flat __ro_after_init = {
 	.apic_id_valid			= default_apic_id_valid,
 	.apic_id_registered		= flat_apic_id_registered,
 
-	.irq_delivery_mode		= dest_Fixed,
+	.delivery_mode			= APIC_DELIVERY_MODE_FIXED,
 	.irq_dest_mode			= 1, /* logical */
 
 	.disable_esr			= 0,
@@ -206,7 +206,7 @@ static struct apic apic_physflat __ro_after_init = {
 	.apic_id_valid			= default_apic_id_valid,
 	.apic_id_registered		= flat_apic_id_registered,
 
-	.irq_delivery_mode		= dest_Fixed,
+	.delivery_mode			= APIC_DELIVERY_MODE_FIXED,
 	.irq_dest_mode			= 0, /* physical */
 
 	.disable_esr			= 0,
diff --git a/arch/x86/kernel/apic/apic_noop.c b/arch/x86/kernel/apic/apic_noop.c
index 780c702969b7..4fc934b11851 100644
--- a/arch/x86/kernel/apic/apic_noop.c
+++ b/arch/x86/kernel/apic/apic_noop.c
@@ -95,7 +95,7 @@ struct apic apic_noop __ro_after_init = {
 	.apic_id_valid			= default_apic_id_valid,
 	.apic_id_registered		= noop_apic_id_registered,
 
-	.irq_delivery_mode		= dest_Fixed,
+	.delivery_mode			= APIC_DELIVERY_MODE_FIXED,
 	/* logical delivery broadcast to all CPUs: */
 	.irq_dest_mode			= 1,
 
diff --git a/arch/x86/kernel/apic/apic_numachip.c b/arch/x86/kernel/apic/apic_numachip.c
index 35edd57f064a..db715d082ec9 100644
--- a/arch/x86/kernel/apic/apic_numachip.c
+++ b/arch/x86/kernel/apic/apic_numachip.c
@@ -246,7 +246,7 @@ static const struct apic apic_numachip1 __refconst = {
 	.apic_id_valid			= numachip_apic_id_valid,
 	.apic_id_registered		= numachip_apic_id_registered,
 
-	.irq_delivery_mode		= dest_Fixed,
+	.delivery_mode			= APIC_DELIVERY_MODE_FIXED,
 	.irq_dest_mode			= 0, /* physical */
 
 	.disable_esr			= 0,
@@ -295,7 +295,7 @@ static const struct apic apic_numachip2 __refconst = {
 	.apic_id_valid			= numachip_apic_id_valid,
 	.apic_id_registered		= numachip_apic_id_registered,
 
-	.irq_delivery_mode		= dest_Fixed,
+	.delivery_mode			= APIC_DELIVERY_MODE_FIXED,
 	.irq_dest_mode			= 0, /* physical */
 
 	.disable_esr			= 0,
diff --git a/arch/x86/kernel/apic/bigsmp_32.c b/arch/x86/kernel/apic/bigsmp_32.c
index 98d015a4405a..7f6461f5d349 100644
--- a/arch/x86/kernel/apic/bigsmp_32.c
+++ b/arch/x86/kernel/apic/bigsmp_32.c
@@ -127,7 +127,7 @@ static struct apic apic_bigsmp __ro_after_init = {
 	.apic_id_valid			= default_apic_id_valid,
 	.apic_id_registered		= bigsmp_apic_id_registered,
 
-	.irq_delivery_mode		= dest_Fixed,
+	.delivery_mode			= APIC_DELIVERY_MODE_FIXED,
 	/* phys delivery to target CPU: */
 	.irq_dest_mode			= 0,
 
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 7b3c7e0d4a09..cff6cbc3d183 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -535,7 +535,7 @@ static void clear_IO_APIC_pin(unsigned int apic, unsigned int pin)
 
 	/* Check delivery_mode to be sure we're not clearing an SMI pin */
 	entry = ioapic_read_entry(apic, pin);
-	if (entry.delivery_mode == dest_SMI)
+	if (entry.delivery_mode == APIC_DELIVERY_MODE_SMI)
 		return;
 
 	/*
@@ -1368,7 +1368,8 @@ void __init enable_IO_APIC(void)
 		/* If the interrupt line is enabled and in ExtInt mode
 		 * I have found the pin where the i8259 is connected.
 		 */
-		if ((entry.mask == 0) && (entry.delivery_mode == dest_ExtINT)) {
+		if ((entry.mask == 0) &&
+		    (entry.delivery_mode == APIC_DELIVERY_MODE_EXTINT)) {
 			ioapic_i8259.apic = apic;
 			ioapic_i8259.pin  = pin;
 			goto found_i8259;
@@ -1416,7 +1417,7 @@ void native_restore_boot_irq_mode(void)
 		entry.trigger		= IOAPIC_EDGE;
 		entry.polarity		= IOAPIC_POL_HIGH;
 		entry.dest_mode		= IOAPIC_DEST_MODE_PHYSICAL;
-		entry.delivery_mode	= dest_ExtINT;
+		entry.delivery_mode	= APIC_DELIVERY_MODE_EXTINT;
 		entry.dest		= read_apic_id();
 
 		/*
@@ -2047,7 +2048,7 @@ static inline void __init unlock_ExtINT_logic(void)
 	entry1.dest_mode = IOAPIC_DEST_MODE_PHYSICAL;
 	entry1.mask = IOAPIC_UNMASKED;
 	entry1.dest = hard_smp_processor_id();
-	entry1.delivery_mode = dest_ExtINT;
+	entry1.delivery_mode = APIC_DELIVERY_MODE_EXTINT;
 	entry1.polarity = entry0.polarity;
 	entry1.trigger = IOAPIC_EDGE;
 	entry1.vector = 0;
@@ -2948,7 +2949,7 @@ static void mp_setup_entry(struct irq_cfg *cfg, struct mp_chip_data *data,
 			   struct IO_APIC_route_entry *entry)
 {
 	memset(entry, 0, sizeof(*entry));
-	entry->delivery_mode = apic->irq_delivery_mode;
+	entry->delivery_mode = apic->delivery_mode;
 	entry->dest_mode     = apic->irq_dest_mode;
 	entry->dest	     = cfg->dest_apicid;
 	entry->vector	     = cfg->vector;
diff --git a/arch/x86/kernel/apic/probe_32.c b/arch/x86/kernel/apic/probe_32.c
index 67b6f7c049ec..77c6e2e04a1f 100644
--- a/arch/x86/kernel/apic/probe_32.c
+++ b/arch/x86/kernel/apic/probe_32.c
@@ -69,7 +69,7 @@ static struct apic apic_default __ro_after_init = {
 	.apic_id_valid			= default_apic_id_valid,
 	.apic_id_registered		= default_apic_id_registered,
 
-	.irq_delivery_mode		= dest_Fixed,
+	.delivery_mode			= APIC_DELIVERY_MODE_FIXED,
 	/* logical delivery broadcast to all CPUs: */
 	.irq_dest_mode			= 1,
 
diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c
index b0889c48a2ac..82fb43d807f7 100644
--- a/arch/x86/kernel/apic/x2apic_cluster.c
+++ b/arch/x86/kernel/apic/x2apic_cluster.c
@@ -184,7 +184,7 @@ static struct apic apic_x2apic_cluster __ro_after_init = {
 	.apic_id_valid			= x2apic_apic_id_valid,
 	.apic_id_registered		= x2apic_apic_id_registered,
 
-	.irq_delivery_mode		= dest_Fixed,
+	.delivery_mode			= APIC_DELIVERY_MODE_FIXED,
 	.irq_dest_mode			= 1, /* logical */
 
 	.disable_esr			= 0,
diff --git a/arch/x86/kernel/apic/x2apic_phys.c b/arch/x86/kernel/apic/x2apic_phys.c
index e14eae6d6ea7..437e8439db67 100644
--- a/arch/x86/kernel/apic/x2apic_phys.c
+++ b/arch/x86/kernel/apic/x2apic_phys.c
@@ -157,7 +157,7 @@ static struct apic apic_x2apic_phys __ro_after_init = {
 	.apic_id_valid			= x2apic_apic_id_valid,
 	.apic_id_registered		= x2apic_apic_id_registered,
 
-	.irq_delivery_mode		= dest_Fixed,
+	.delivery_mode			= APIC_DELIVERY_MODE_FIXED,
 	.irq_dest_mode			= 0, /* physical */
 
 	.disable_esr			= 0,
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index 9ade9e6a95ff..49deefdded68 100644
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -703,9 +703,9 @@ static void uv_send_IPI_one(int cpu, int vector)
 	unsigned long dmode, val;
 
 	if (vector == NMI_VECTOR)
-		dmode = dest_NMI;
+		dmode = APIC_DELIVERY_MODE_NMI;
 	else
-		dmode = dest_Fixed;
+		dmode = APIC_DELIVERY_MODE_FIXED;
 
 	val = (1UL << UVH_IPI_INT_SEND_SHFT) |
 		(apicid << UVH_IPI_INT_APIC_ID_SHFT) |
@@ -807,7 +807,7 @@ static struct apic apic_x2apic_uv_x __ro_after_init = {
 	.apic_id_valid			= uv_apic_id_valid,
 	.apic_id_registered		= uv_apic_id_registered,
 
-	.irq_delivery_mode		= dest_Fixed,
+	.delivery_mode			= APIC_DELIVERY_MODE_FIXED,
 	.irq_dest_mode			= 0, /* Physical */
 
 	.disable_esr			= 0,
diff --git a/arch/x86/platform/uv/uv_irq.c b/arch/x86/platform/uv/uv_irq.c
index 18ca2261cc9a..e7020d162949 100644
--- a/arch/x86/platform/uv/uv_irq.c
+++ b/arch/x86/platform/uv/uv_irq.c
@@ -35,7 +35,7 @@ static void uv_program_mmr(struct irq_cfg *cfg, struct uv_irq_2_mmr_pnode *info)
 	mmr_value = 0;
 	entry = (struct uv_IO_APIC_route_entry *)&mmr_value;
 	entry->vector		= cfg->vector;
-	entry->delivery_mode	= apic->irq_delivery_mode;
+	entry->delivery_mode	= apic->delivery_mode;
 	entry->dest_mode	= apic->irq_dest_mode;
 	entry->polarity		= 0;
 	entry->trigger		= 0;