x86: Fix typo s/ECLR/ELCR/ for the PIC register

The proper spelling for the acronym referring to the Edge/Level Control
Register is ELCR rather than ECLR.  Adjust references accordingly.  No
functional change.

Signed-off-by: Maciej W. Rozycki <macro@orcam.me.uk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/alpine.DEB.2.21.2107200251080.9461@angie.orcam.me.uk

diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 7f59f83..14bcd59 100644 (file)
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -558,10 +558,10 @@ acpi_parse_nmi_src(union acpi_subtable_headers * header, const unsigned long end
  * If a PIC-mode SCI is not recognized or gives spurious IRQ7's
  * it may require Edge Trigger -- use "acpi_sci=edge"
  *
- * Port 0x4d0-4d1 are ECLR1 and ECLR2, the Edge/Level Control Registers
+ * Port 0x4d0-4d1 are ELCR1 and ELCR2, the Edge/Level Control Registers
  * for the 8259 PIC.  bit[n] = 1 means irq[n] is Level, otherwise Edge.
- * ECLR1 is IRQs 0-7 (IRQ 0, 1, 2 must be 0)
- * ECLR2 is IRQs 8-15 (IRQ 8, 13 must be 0)
+ * ELCR1 is IRQs 0-7 (IRQ 0, 1, 2 must be 0)
+ * ELCR2 is IRQs 8-15 (IRQ 8, 13 must be 0)
  */
 
 void __init acpi_pic_sci_set_trigger(unsigned int irq, u16 trigger)

diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c
index 629a09c..0b80263 100644 (file)
--- a/arch/x86/kvm/i8259.c
+++ b/arch/x86/kvm/i8259.c
@@ -541,17 +541,17 @@ static int picdev_slave_read(struct kvm_vcpu *vcpu, struct kvm_io_device *dev,
                            addr, len, val);
 }
 
-static int picdev_eclr_write(struct kvm_vcpu *vcpu, struct kvm_io_device *dev,
+static int picdev_elcr_write(struct kvm_vcpu *vcpu, struct kvm_io_device *dev,
                             gpa_t addr, int len, const void *val)
 {
-       return picdev_write(container_of(dev, struct kvm_pic, dev_eclr),
+       return picdev_write(container_of(dev, struct kvm_pic, dev_elcr),
                            addr, len, val);
 }
 
-static int picdev_eclr_read(struct kvm_vcpu *vcpu, struct kvm_io_device *dev,
+static int picdev_elcr_read(struct kvm_vcpu *vcpu, struct kvm_io_device *dev,
                            gpa_t addr, int len, void *val)
 {
-       return picdev_read(container_of(dev, struct kvm_pic, dev_eclr),
+       return picdev_read(container_of(dev, struct kvm_pic, dev_elcr),
                            addr, len, val);
 }
 
@@ -577,9 +577,9 @@ static const struct kvm_io_device_ops picdev_slave_ops = {
        .write    = picdev_slave_write,
 };
 
-static const struct kvm_io_device_ops picdev_eclr_ops = {
-       .read     = picdev_eclr_read,
-       .write    = picdev_eclr_write,
+static const struct kvm_io_device_ops picdev_elcr_ops = {
+       .read     = picdev_elcr_read,
+       .write    = picdev_elcr_write,
 };
 
 int kvm_pic_init(struct kvm *kvm)
@@ -602,7 +602,7 @@ int kvm_pic_init(struct kvm *kvm)
         */
        kvm_iodevice_init(&s->dev_master, &picdev_master_ops);
        kvm_iodevice_init(&s->dev_slave, &picdev_slave_ops);
-       kvm_iodevice_init(&s->dev_eclr, &picdev_eclr_ops);
+       kvm_iodevice_init(&s->dev_elcr, &picdev_elcr_ops);
        mutex_lock(&kvm->slots_lock);
        ret = kvm_io_bus_register_dev(kvm, KVM_PIO_BUS, 0x20, 2,
                                      &s->dev_master);
@@ -613,7 +613,7 @@ int kvm_pic_init(struct kvm *kvm)
        if (ret < 0)
                goto fail_unreg_2;
 
-       ret = kvm_io_bus_register_dev(kvm, KVM_PIO_BUS, 0x4d0, 2, &s->dev_eclr);
+       ret = kvm_io_bus_register_dev(kvm, KVM_PIO_BUS, 0x4d0, 2, &s->dev_elcr);
        if (ret < 0)
                goto fail_unreg_1;
 
@@ -647,7 +647,7 @@ void kvm_pic_destroy(struct kvm *kvm)
        mutex_lock(&kvm->slots_lock);
        kvm_io_bus_unregister_dev(vpic->kvm, KVM_PIO_BUS, &vpic->dev_master);
        kvm_io_bus_unregister_dev(vpic->kvm, KVM_PIO_BUS, &vpic->dev_slave);
-       kvm_io_bus_unregister_dev(vpic->kvm, KVM_PIO_BUS, &vpic->dev_eclr);
+       kvm_io_bus_unregister_dev(vpic->kvm, KVM_PIO_BUS, &vpic->dev_elcr);
        mutex_unlock(&kvm->slots_lock);
 
        kvm->arch.vpic = NULL;

diff --git a/arch/x86/kvm/irq.h b/arch/x86/kvm/irq.h
index 9b64abf..650642b 100644 (file)
--- a/arch/x86/kvm/irq.h
+++ b/arch/x86/kvm/irq.h
@@ -55,7 +55,7 @@ struct kvm_pic {
        int output;             /* intr from master PIC */
        struct kvm_io_device dev_master;
        struct kvm_io_device dev_slave;
-       struct kvm_io_device dev_eclr;
+       struct kvm_io_device dev_elcr;
        void (*ack_notifier)(void *opaque, int irq);
        unsigned long irq_states[PIC_NUM_PINS];
 };