x86: uv: Add UV watchlist bios call
Add UV bios calls to allocate and free watchlists.
Signed-off-by: Russ Anderson <rja@sgi.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
diff --git a/arch/x86/kernel/bios_uv.c b/arch/x86/kernel/bios_uv.c
index 7cefb71..4c02b27 100644
--- a/arch/x86/kernel/bios_uv.c
+++ b/arch/x86/kernel/bios_uv.c
@@ -100,6 +100,39 @@
return ret;
}
+int
+uv_bios_mq_watchlist_alloc(int blade, void *mq, unsigned int mq_size,
+ unsigned long *intr_mmr_offset)
+{
+ union uv_watchlist_u size_blade;
+ unsigned long addr;
+ u64 watchlist;
+ s64 ret;
+
+ addr = (unsigned long)mq;
+ size_blade.size = mq_size;
+ size_blade.blade = blade;
+
+ /*
+ * bios returns watchlist number or negative error number.
+ */
+ ret = (int)uv_bios_call_irqsave(UV_BIOS_WATCHLIST_ALLOC, addr,
+ size_blade.val, (u64)intr_mmr_offset,
+ (u64)&watchlist, 0);
+ if (ret < BIOS_STATUS_SUCCESS)
+ return ret;
+
+ return watchlist;
+}
+EXPORT_SYMBOL_GPL(uv_bios_mq_watchlist_alloc);
+
+int
+uv_bios_mq_watchlist_free(int blade, int watchlist_num)
+{
+ return (int)uv_bios_call_irqsave(UV_BIOS_WATCHLIST_FREE,
+ blade, watchlist_num, 0, 0, 0);
+}
+EXPORT_SYMBOL_GPL(uv_bios_mq_watchlist_free);
s64 uv_bios_freq_base(u64 clock_type, u64 *ticks_per_second)
{