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From: "Marek Olšák" <maraeo@gmail.com>
To: dri-devel@lists.freedesktop.org
Subject: [PATCH] drm/radeon/kms: allow "invalid" DB formats as a means to disable DB
Date: Sun, 29 Jul 2012 16:24:57 +0200	[thread overview]
Message-ID: <1343571897-25281-1-git-send-email-maraeo@gmail.com> (raw)

Signed-off-by: Marek Olšák <maraeo@gmail.com>
---
 drivers/gpu/drm/radeon/evergreen_cs.c |    6 ++++--
 drivers/gpu/drm/radeon/evergreend.h   |    2 ++
 drivers/gpu/drm/radeon/r600_cs.c      |    6 ++++--
 drivers/gpu/drm/radeon/radeon_drv.c   |    3 ++-
 4 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c
index c1655412..f2e5c54 100644
--- a/drivers/gpu/drm/radeon/evergreen_cs.c
+++ b/drivers/gpu/drm/radeon/evergreen_cs.c
@@ -961,13 +961,15 @@ static int evergreen_cs_track_check(struct radeon_cs_parser *p)
 
 	if (track->db_dirty) {
 		/* Check stencil buffer */
-		if (G_028800_STENCIL_ENABLE(track->db_depth_control)) {
+		if (G_028044_FORMAT(track->db_s_info) != V_028044_STENCIL_INVALID &&
+		    G_028800_STENCIL_ENABLE(track->db_depth_control)) {
 			r = evergreen_cs_track_validate_stencil(p);
 			if (r)
 				return r;
 		}
 		/* Check depth buffer */
-		if (G_028800_Z_ENABLE(track->db_depth_control)) {
+		if (G_028040_FORMAT(track->db_z_info) != V_028040_Z_INVALID &&
+		    G_028800_Z_ENABLE(track->db_depth_control)) {
 			r = evergreen_cs_track_validate_depth(p);
 			if (r)
 				return r;
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index b50b15c..4a43b46 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -1273,6 +1273,8 @@
 #define   S_028044_FORMAT(x)                           (((x) & 0x1) << 0)
 #define   G_028044_FORMAT(x)                           (((x) >> 0) & 0x1)
 #define   C_028044_FORMAT                              0xFFFFFFFE
+#define	    V_028044_STENCIL_INVALID			0
+#define	    V_028044_STENCIL_8				1
 #define   G_028044_TILE_SPLIT(x)                       (((x) >> 8) & 0x7)
 #define DB_Z_READ_BASE					0x28048
 #define DB_STENCIL_READ_BASE				0x2804c
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index ca87f7a..1119e31 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -764,8 +764,10 @@ static int r600_cs_track_check(struct radeon_cs_parser *p)
 	}
 
 	/* Check depth buffer */
-	if (track->db_dirty && (G_028800_STENCIL_ENABLE(track->db_depth_control) ||
-		G_028800_Z_ENABLE(track->db_depth_control))) {
+	if (track->db_dirty &&
+	    G_028010_FORMAT(track->db_depth_info) != V_028010_DEPTH_INVALID &&
+	    (G_028800_STENCIL_ENABLE(track->db_depth_control) ||
+	     G_028800_Z_ENABLE(track->db_depth_control))) {
 		r = r600_cs_track_validate_db(p);
 		if (r)
 			return r;
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index 2c4d53f..ed13538 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -59,9 +59,10 @@
  *   2.15.0 - add max_pipes query
  *   2.16.0 - fix evergreen 2D tiled surface calculation
  *   2.17.0 - add STRMOUT_BASE_UPDATE for r7xx
+ *   2.18.0 - r600-eg: allow "invalid" DB formats
  */
 #define KMS_DRIVER_MAJOR	2
-#define KMS_DRIVER_MINOR	17
+#define KMS_DRIVER_MINOR	18
 #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);
-- 
1.7.9.5

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             reply	other threads:[~2012-07-29 14:25 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-29 14:24 Marek Olšák [this message]
2012-07-30 13:41 ` [PATCH] drm/radeon/kms: allow "invalid" DB formats as a means to disable DB Alex Deucher
2012-07-30 19:45 ` Marek Olšák
2012-07-31  5:38   ` Michel Dänzer
2012-07-31 10:07     ` Marek Olšák

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