x86/platform/uv: Remove the uv_partition_coherence_id() macro

uv_partition_coherence_id() is only used once.  Just open code it in the
only user.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Not-acked-by:  Dimitri Sivanich <sivanich@hpe.com>
Cc: Russ Anderson <rja@hpe.com>
Link: https://lkml.kernel.org/r/20200504171527.2845224-3-hch@lst.de

arch/x86/include/asm/uv/bios.h

@@ -140,7 +140,6 @@ extern long sn_partition_id;
 extern long sn_coherency_id;
 extern long sn_region_size;
 extern long system_serial_number;
-#define uv_partition_coherence_id()	(sn_coherency_id)
 
 extern struct kobject *sgi_uv_kobj;	/* /sys/firmware/sgi_uv */
 

arch/x86/platform/uv/uv_sysfs.c

@@ -21,7 +21,7 @@ static ssize_t partition_id_show(struct kobject *kobj,
 static ssize_t coherence_id_show(struct kobject *kobj,
 			struct kobj_attribute *attr, char *buf)
 {
-	return snprintf(buf, PAGE_SIZE, "%ld\n", uv_partition_coherence_id());
+	return snprintf(buf, PAGE_SIZE, "%ld\n", sn_coherency_id);
 }
 
 static struct kobj_attribute partition_id_attr =