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authorLinus Torvalds <torvalds@linux-foundation.org>2013-02-19 20:12:57 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-19 20:12:57 -0800
commit1a13c0b181f218bf56a1a6b8edbaf2876b22314b (patch)
treea7e2442b591cef28730dc6a4e54a6976e7719d3d /arch/x86/platform/uv
parentf98982ce80f9ce6db0fe841c1844cbae0a2700fb (diff)
parentd924f947a44684796eee6fa488a9fe7876923c3b (diff)
Merge branch 'x86-uv-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 UV3 support update from Ingo Molnar: "Support for the SGI Ultraviolet System 3 (UV3) platform - the upcoming third major iteration and upscaling of the SGI UV supercomputing platform." * 'x86-uv-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86, uv, uv3: Trim MMR register definitions after code changes for SGI UV3 x86, uv, uv3: Check current gru hub support for SGI UV3 x86, uv, uv3: Update Time Support for SGI UV3 x86, uv, uv3: Update x2apic Support for SGI UV3 x86, uv, uv3: Update Hub Info for SGI UV3 x86, uv, uv3: Update ACPI Check to include SGI UV3 x86, uv, uv3: Update MMR register definitions for SGI Ultraviolet System 3 (UV3)
Diffstat (limited to 'arch/x86/platform/uv')
-rw-r--r--arch/x86/platform/uv/uv_time.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/x86/platform/uv/uv_time.c b/arch/x86/platform/uv/uv_time.c
index 5032e0d19b86..98718f604eb6 100644
--- a/arch/x86/platform/uv/uv_time.c
+++ b/arch/x86/platform/uv/uv_time.c
@@ -15,7 +15,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
- * Copyright (c) 2009 Silicon Graphics, Inc. All Rights Reserved.
+ * Copyright (c) 2009-2013 Silicon Graphics, Inc. All Rights Reserved.
* Copyright (c) Dimitri Sivanich
*/
#include <linux/clockchips.h>
@@ -102,9 +102,10 @@ static int uv_intr_pending(int pnode)
if (is_uv1_hub())
return uv_read_global_mmr64(pnode, UVH_EVENT_OCCURRED0) &
UV1H_EVENT_OCCURRED0_RTC1_MASK;
- else
- return uv_read_global_mmr64(pnode, UV2H_EVENT_OCCURRED2) &
- UV2H_EVENT_OCCURRED2_RTC_1_MASK;
+ else if (is_uvx_hub())
+ return uv_read_global_mmr64(pnode, UVXH_EVENT_OCCURRED2) &
+ UVXH_EVENT_OCCURRED2_RTC_1_MASK;
+ return 0;
}
/* Setup interrupt and return non-zero if early expiration occurred. */
@@ -122,8 +123,8 @@ static int uv_setup_intr(int cpu, u64 expires)
uv_write_global_mmr64(pnode, UVH_EVENT_OCCURRED0_ALIAS,
UV1H_EVENT_OCCURRED0_RTC1_MASK);
else
- uv_write_global_mmr64(pnode, UV2H_EVENT_OCCURRED2_ALIAS,
- UV2H_EVENT_OCCURRED2_RTC_1_MASK);
+ uv_write_global_mmr64(pnode, UVXH_EVENT_OCCURRED2_ALIAS,
+ UVXH_EVENT_OCCURRED2_RTC_1_MASK);
val = (X86_PLATFORM_IPI_VECTOR << UVH_RTC1_INT_CONFIG_VECTOR_SHFT) |
((u64)apicid << UVH_RTC1_INT_CONFIG_APIC_ID_SHFT);