Mesa (master): r600c/evergreen: texture align is group_bytes just like 6xx/ 7xx

[Alex Deucher]

Module: Mesa
Branch: master
Commit: 75e52556a8e72f2841ef03de91255f260160ebd2
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=75e52556a8e72f2841ef03de91255f260160ebd2

Author: Alex Deucher <alexdeucher at gmail.com>
Date:   Wed Nov 17 11:30:52 2010 -0500

r600c/evergreen: texture align is group_bytes just like 6xx/7xx

Default group bytes to 512 on evergreen.  Don't query
tiling config yet for evergreen, the current info returned is not
adequate for evergreen (no way to get bank info).

---

 .../drivers/dri/radeon/radeon_common_context.c     |   13 +++----------
 src/mesa/drivers/dri/radeon/radeon_screen.c        |   16 ++++++++++++----
 2 files changed, 15 insertions(+), 14 deletions(-)

diff --git a/src/mesa/drivers/dri/radeon/radeon_common_context.c b/src/mesa/drivers/dri/radeon/radeon_common_context.c
index edae7e4..fecdd11 100644
--- a/src/mesa/drivers/dri/radeon/radeon_common_context.c
+++ b/src/mesa/drivers/dri/radeon/radeon_common_context.c
@@ -246,16 +246,9 @@ GLboolean radeonInitContext(radeonContextPtr radeon,
 	        DRI_CONF_TEXTURE_DEPTH_32 : DRI_CONF_TEXTURE_DEPTH_16;
 
 	if (IS_R600_CLASS(radeon->radeonScreen)) {
-		int chip_family = radeon->radeonScreen->chip_family;
-		if (chip_family >= CHIP_FAMILY_CEDAR) {
-			radeon->texture_row_align = 512;
-			radeon->texture_rect_row_align = 512;
-			radeon->texture_compressed_row_align = 512;
-		} else {
-			radeon->texture_row_align = radeon->radeonScreen->group_bytes;
-			radeon->texture_rect_row_align = radeon->radeonScreen->group_bytes;
-			radeon->texture_compressed_row_align = radeon->radeonScreen->group_bytes;
-		}
+		radeon->texture_row_align = radeon->radeonScreen->group_bytes;
+		radeon->texture_rect_row_align = radeon->radeonScreen->group_bytes;
+		radeon->texture_compressed_row_align = radeon->radeonScreen->group_bytes;
 	} else if (IS_R200_CLASS(radeon->radeonScreen) ||
 		   IS_R100_CLASS(radeon->radeonScreen)) {
 		radeon->texture_row_align = 32;
diff --git a/src/mesa/drivers/dri/radeon/radeon_screen.c b/src/mesa/drivers/dri/radeon/radeon_screen.c
index 1ea52f9..b379240 100644
--- a/src/mesa/drivers/dri/radeon/radeon_screen.c
+++ b/src/mesa/drivers/dri/radeon/radeon_screen.c
@@ -1323,7 +1323,11 @@ radeonCreateScreen( __DRIscreen *sPriv )
 	   screen->chip_flags |= RADEON_CLASS_R600;
 
    /* set group bytes for r6xx+ */
-   screen->group_bytes = 256;
+   if (screen->chip_family >= CHIP_FAMILY_CEDAR)
+	   screen->group_bytes = 512;
+   else
+	   screen->group_bytes = 256;
+
    screen->cpp = dri_priv->bpp / 8;
    screen->AGPMode = dri_priv->AGPMode;
 
@@ -1568,9 +1572,13 @@ radeonCreateScreen2(__DRIscreen *sPriv)
    else
 	   screen->chip_flags |= RADEON_CLASS_R600;
 
-   /* r6xx+ tiling, default to 256 group bytes */
-   screen->group_bytes = 256;
-   if (IS_R600_CLASS(screen) && (sPriv->drm_version.minor >= 6)) {
+   /* r6xx+ tiling, default group bytes */
+   if (screen->chip_family >= CHIP_FAMILY_CEDAR)
+	   screen->group_bytes = 512;
+   else
+	   screen->group_bytes = 256;
+   if (IS_R600_CLASS(screen) && (sPriv->drm_version.minor >= 6) &&
+       (screen->chip_family < CHIP_FAMILY_CEDAR)) {
 	   ret = radeonGetParam(sPriv, RADEON_INFO_TILE_CONFIG, &temp);
 	   if (ret)
 		   fprintf(stderr, "failed to get tiling info\n");