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Subject[tip:x86/platform] x86/platform/UV: Fix UV4A BAU MMRs
Commit-ID:  a631a0a7a3caf6a9924856f3dcfe256e747f7467
Gitweb: https://git.kernel.org/tip/a631a0a7a3caf6a9924856f3dcfe256e747f7467
Author: Mike Travis <mike.travis@hpe.com>
AuthorDate: Mon, 8 Jan 2018 13:40:04 -0600
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Tue, 16 Jan 2018 03:58:38 +0100

x86/platform/UV: Fix UV4A BAU MMRs

Fixes to accommodate Intel Processor changes for UV4A broadcast assist unit
(BAU) MMRs.

Signed-off-by: Mike Travis <mike.travis@hpe.com>
Acked-by: Andrew Banman <abanman@hpe.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Dimitri Sivanich <sivanich@hpe.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Russ Anderson <rja@hpe.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1515440405-20880-7-git-send-email-mike.travis@hpe.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
arch/x86/include/asm/uv/uv_mmrs.h | 59 +++++++++++++++++++++++++--------------
1 file changed, 38 insertions(+), 21 deletions(-)

diff --git a/arch/x86/include/asm/uv/uv_mmrs.h b/arch/x86/include/asm/uv/uv_mmrs.h
index 30db549..ecb9dde 100644
--- a/arch/x86/include/asm/uv/uv_mmrs.h
+++ b/arch/x86/include/asm/uv/uv_mmrs.h
@@ -39,9 +39,11 @@
* #define UV2Hxxx b
* #define UV3Hxxx c
* #define UV4Hxxx d
+ * #define UV4AHxxx e
* #define UVHxxx (is_uv1_hub() ? UV1Hxxx :
* (is_uv2_hub() ? UV2Hxxx :
* (is_uv3_hub() ? UV3Hxxx :
+ * (is_uv4a_hub() ? UV4AHxxx :
* UV4Hxxx))
*
* If the MMR exists on all hub types > 1 but have different addresses, the
@@ -49,8 +51,10 @@
* #define UV2Hxxx b
* #define UV3Hxxx c
* #define UV4Hxxx d
+ * #define UV4AHxxx e
* #define UVHxxx (is_uv2_hub() ? UV2Hxxx :
* (is_uv3_hub() ? UV3Hxxx :
+ * (is_uv4a_hub() ? UV4AHxxx :
* UV4Hxxx))
*
* union uvh_xxx {
@@ -63,6 +67,7 @@
* } s2;
* struct uv3h_xxx_s { # Full UV3 definition (*)
* } s3;
+ * (NOTE: No struct uv4ah_xxx_s members exist)
* struct uv4h_xxx_s { # Full UV4 definition (*)
* } s4;
* };
@@ -2780,35 +2785,47 @@ union uvh_lb_bau_sb_activation_status_1_u {
/*is_uv4_hub*/ UV4H_LB_BAU_SB_DESCRIPTOR_BASE_32)

#define UVH_LB_BAU_SB_DESCRIPTOR_BASE_PAGE_ADDRESS_SHFT 12
-#define UVH_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_SHFT 49
-#define UVH_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_MASK 0x7ffe000000000000UL

+#define UV1H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_SHFT 49
#define UV1H_LB_BAU_SB_DESCRIPTOR_BASE_PAGE_ADDRESS_MASK 0x000007fffffff000UL
+#define UV1H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_MASK 0x7ffe000000000000UL

-
+#define UV2H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_SHFT 49
#define UV2H_LB_BAU_SB_DESCRIPTOR_BASE_PAGE_ADDRESS_MASK 0x000007fffffff000UL
+#define UV2H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_MASK 0x7ffe000000000000UL

+#define UV3H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_SHFT 49
#define UV3H_LB_BAU_SB_DESCRIPTOR_BASE_PAGE_ADDRESS_MASK 0x000007fffffff000UL
+#define UV3H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_MASK 0x7ffe000000000000UL

+#define UV4H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_SHFT 49
#define UV4H_LB_BAU_SB_DESCRIPTOR_BASE_PAGE_ADDRESS_MASK 0x00003ffffffff000UL
-
-
-union uvh_lb_bau_sb_descriptor_base_u {
- unsigned long v;
- struct uvh_lb_bau_sb_descriptor_base_s {
- unsigned long rsvd_0_11:12;
- unsigned long rsvd_12_48:37;
- unsigned long node_id:14; /* RW */
- unsigned long rsvd_63:1;
- } s;
- struct uv4h_lb_bau_sb_descriptor_base_s {
- unsigned long rsvd_0_11:12;
- unsigned long page_address:34; /* RW */
- unsigned long rsvd_46_48:3;
- unsigned long node_id:14; /* RW */
- unsigned long rsvd_63:1;
- } s4;
-};
+#define UV4H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_MASK 0x7ffe000000000000UL
+
+#define UV4AH_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_SHFT 53
+#define UV4AH_LB_BAU_SB_DESCRIPTOR_BASE_PAGE_ADDRESS_MASK 0x000ffffffffff000UL
+#define UV4AH_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_MASK 0xffe0000000000000UL
+
+#define UVH_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_SHFT ( \
+ is_uv1_hub() ? UV1H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_SHFT : \
+ is_uv2_hub() ? UV2H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_SHFT : \
+ is_uv3_hub() ? UV3H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_SHFT : \
+ is_uv4a_hub() ? UV4AH_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_SHFT : \
+ /*is_uv4_hub*/ UV4H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_SHFT)
+
+#define UVH_LB_BAU_SB_DESCRIPTOR_PAGE_ADDRESS_MASK ( \
+ is_uv1_hub() ? UV1H_LB_BAU_SB_DESCRIPTOR_PAGE_ADDRESS_MASK : \
+ is_uv2_hub() ? UV2H_LB_BAU_SB_DESCRIPTOR_PAGE_ADDRESS_MASK : \
+ is_uv3_hub() ? UV3H_LB_BAU_SB_DESCRIPTOR_PAGE_ADDRESS_MASK : \
+ is_uv4a_hub() ? UV4AH_LB_BAU_SB_DESCRIPTOR_PAGE_ADDRESS_MASK : \
+ /*is_uv4_hub*/ UV4H_LB_BAU_SB_DESCRIPTOR_PAGE_ADDRESS_MASK)
+
+#define UVH_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_MASK ( \
+ is_uv1_hub() ? UV1H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_MASK : \
+ is_uv2_hub() ? UV2H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_MASK : \
+ is_uv3_hub() ? UV3H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_MASK : \
+ is_uv4a_hub() ? UV4AH_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_MASK : \
+ /*is_uv4_hub*/ UV4H_LB_BAU_SB_DESCRIPTOR_BASE_NODE_ID_MASK)

/* ========================================================================= */
/* UVH_NODE_ID */
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