linux-kernel - [ 079/122] drm/radeon/kms: allow STRMOUT_BASE

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Message-Id: <20121010225352.319948120@linuxfoundation.org>
Date:	Thu, 11 Oct 2012 07:54:05 +0900
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,
	Marek Olšák <maraeo@...il.com>,
	Alex Deucher <alexander.deucher@....com>
Subject: [ 079/122] drm/radeon/kms: allow STRMOUT_BASE_UPDATE on RS780 and RS880

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

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

From: Marek Olšák <maraeo@...il.com>

commit 46fc8781bf428ce1094a5980ca2b92a49d33a8ca upstream.

This is required to make streamout work there.

Signed-off-by: Marek Olšák <maraeo@...il.com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/gpu/drm/radeon/r600_cs.c    |    3 ++-
 drivers/gpu/drm/radeon/radeon_drv.c |    3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -2180,7 +2180,8 @@ static int r600_packet3_check(struct rad
 		}
 		break;
 	case PACKET3_STRMOUT_BASE_UPDATE:
-		if (p->family < CHIP_RV770) {
+		/* RS780 and RS880 also need this */
+		if (p->family < CHIP_RS780) {
 			DRM_ERROR("STRMOUT_BASE_UPDATE only supported on 7xx\n");
 			return -EINVAL;
 		}
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -64,9 +64,10 @@
  *   2.20.0 - r600-si: RADEON_INFO_TIMESTAMP query
  *   2.21.0 - r600-r700: FMASK and CMASK
  *   2.22.0 - r600 only: RESOLVE_BOX allowed
+ *   2.23.0 - allow STRMOUT_BASE_UPDATE on RS780 and RS880
  */
 #define KMS_DRIVER_MAJOR	2
-#define KMS_DRIVER_MINOR	22
+#define KMS_DRIVER_MINOR	23
 #define KMS_DRIVER_PATCHLEVEL	0
 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
 int radeon_driver_unload_kms(struct drm_device *dev);


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