4.9-stable patches

[thirdparty/kernel/stable-queue.git] / releases / 3.6.2 / drm-radeon-kms-allow-strmout_base_update-on-rs780-and-rs880.patch

From 46fc8781bf428ce1094a5980ca2b92a49d33a8ca Mon Sep 17 00:00:00 2001
From: Marek Olšák <maraeo@gmail.com>
Date: Tue, 25 Sep 2012 01:45:33 +0200
Subject: drm/radeon/kms: allow STRMOUT_BASE_UPDATE on RS780 and RS880

From: Marek Olšák <maraeo@gmail.com>

commit 46fc8781bf428ce1094a5980ca2b92a49d33a8ca upstream.

This is required to make streamout work there.

Signed-off-by: Marek Olšák <maraeo@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.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);