+++ /dev/null
-From: Russ Anderson <rja@sgi.com>
-Subject: Add UV bios calls to allocate and free watchlists.
-References: bnc#442455
-
-Add UV bios calls to allocate and free watchlists.
-
-
-Signed-off-by: Russ Anderson <rja@sgi.com>
-Acked-by: Bernhard Walle <bwalle@suse.de>
-
----
- arch/x86/kernel/bios_uv.c | 33 +++++++++++++++++++++++++++++++++
- include/asm-x86/uv/bios.h | 17 ++++++++++++++++-
- 2 files changed, 49 insertions(+), 1 deletion(-)
-
---- a/arch/x86/kernel/bios_uv.c
-+++ b/arch/x86/kernel/bios_uv.c
-@@ -100,6 +100,39 @@ s64 uv_bios_get_sn_info(int fc, int *uvt
- 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)
- {
---- a/include/asm-x86/uv/bios.h
-+++ b/include/asm-x86/uv/bios.h
-@@ -32,7 +32,9 @@
- enum uv_bios_cmd {
- UV_BIOS_COMMON,
- UV_BIOS_GET_SN_INFO,
-- UV_BIOS_FREQ_BASE
-+ UV_BIOS_FREQ_BASE,
-+ UV_BIOS_WATCHLIST_ALLOC,
-+ UV_BIOS_WATCHLIST_FREE
- };
-
- /*
-@@ -71,6 +73,15 @@ union partition_info_u {
- };
- };
-
-+union uv_watchlist_u {
-+ u64 val;
-+ struct {
-+ u64 blade : 16,
-+ size : 32,
-+ filler : 16;
-+ };
-+};
-+
- /*
- * bios calls have 6 parameters
- */
-@@ -80,9 +91,13 @@ extern s64 uv_bios_call_reentrant(enum u
-
- extern s64 uv_bios_get_sn_info(int, int *, long *, long *, long *);
- extern s64 uv_bios_freq_base(u64, u64 *);
-+extern int uv_bios_mq_watchlist_alloc(int, void *, unsigned int,
-+ unsigned long *);
-+extern int uv_bios_mq_watchlist_free(int, int);
-
- extern void uv_bios_init(void);
-
-+extern unsigned long sn_rtc_cycles_per_second;
- extern int uv_type;
- extern long sn_partition_id;
- extern long sn_coherency_id;