linux-kernel - [ 53/57] drm/radeon/si: add some missing regs to the VM reg checker

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Date:	Wed, 14 Nov 2012 20:12:01 -0800
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	alan@...rguk.ukuu.org.uk, Alex Deucher <alexander.deucher@....com>,
	Michel DÃ€nzer <michel.daenzer@....com>
Subject: [ 53/57] drm/radeon/si: add some missing regs to the VM reg checker

3.4-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Alex Deucher <alexander.deucher@....com>

commit f418b88aad0c42b4caf4d79a0cf8d14a5d0a2284 upstream.

This register is needed for streamout to work properly.

Signed-off-by: Alex Deucher <alexander.deucher@....com>
Reviewed-by: Michel Dänzer <michel.daenzer@....com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/gpu/drm/radeon/si.c  |    1 +
 drivers/gpu/drm/radeon/sid.h |    1 +
 2 files changed, 2 insertions(+)

--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -2593,6 +2593,7 @@ static bool si_vm_reg_valid(u32 reg)
 	/* check config regs */
 	switch (reg) {
 	case GRBM_GFX_INDEX:
+	case CP_STRMOUT_CNTL:
 	case VGT_VTX_VECT_EJECT_REG:
 	case VGT_CACHE_INVALIDATION:
 	case VGT_ESGS_RING_SIZE:
--- a/drivers/gpu/drm/radeon/sid.h
+++ b/drivers/gpu/drm/radeon/sid.h
@@ -413,6 +413,7 @@
 #       define RDERR_INT_ENABLE                         (1 << 0)
 #       define GUI_IDLE_INT_ENABLE                      (1 << 19)
 
+#define	CP_STRMOUT_CNTL					0x84FC
 #define	SCRATCH_REG0					0x8500
 #define	SCRATCH_REG1					0x8504
 #define	SCRATCH_REG2					0x8508


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