[ 3.5.y.z extended stable ] Patch "drm/radeon/cayman: add some missing regs to the VM reg" has been added to staging queue

[Herton Ronaldo Krzesinski]

This is a note to let you know that I have just added a patch titled

    drm/radeon/cayman: add some missing regs to the VM reg

to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Herton

------

>From d996eab4e03e3ce3b9e212042dc953cdc883f4a7 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher at amd.com>
Date: Thu, 8 Nov 2012 10:08:04 -0500
Subject: [PATCH] drm/radeon/cayman: add some missing regs to the VM reg
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X-Extended-Stable: 3.5

commit 860fe2f05fa2eacac84368e23547ec8cf3cc6652 upstream.

These regs were being wronly rejected leading to rendering
issues.

fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=56876

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer at amd.com>
[ herton: unfuzz patch ]
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski at canonical.com>
---
 drivers/gpu/drm/radeon/evergreen_cs.c |    3 +++
 drivers/gpu/drm/radeon/evergreend.h   |    4 ++++
 2 files changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c
index 49231aa..33aeaa5 100644
--- a/drivers/gpu/drm/radeon/evergreen_cs.c
+++ b/drivers/gpu/drm/radeon/evergreen_cs.c
@@ -2673,6 +2673,9 @@ static bool evergreen_vm_reg_valid(u32 reg)
 	/* check config regs */
 	switch (reg) {
 	case GRBM_GFX_INDEX:
+	case CP_STRMOUT_CNTL:
+	case CP_COHER_CNTL:
+	case CP_COHER_SIZE:
 	case VGT_VTX_VECT_EJECT_REG:
 	case VGT_CACHE_INVALIDATION:
 	case VGT_GS_VERTEX_REUSE:
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index 4a43b46..1a8b960 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -87,6 +87,10 @@

 #define	CONFIG_MEMSIZE					0x5428

+#define	CP_STRMOUT_CNTL					0x84FC
+
+#define	CP_COHER_CNTL					0x85F0
+#define	CP_COHER_SIZE					0x85F4
 #define	CP_COHER_BASE					0x85F8
 #define CP_ME_CNTL					0x86D8
 #define		CP_ME_HALT					(1 << 28)
--
1.7.9.5