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-rw-r--r--man/radeon.man6
-rw-r--r--src/radeon_glamor.c11
2 files changed, 11 insertions, 6 deletions
diff --git a/man/radeon.man b/man/radeon.man
index 1363d8b4..7edb5e61 100644
--- a/man/radeon.man
+++ b/man/radeon.man
@@ -271,9 +271,9 @@ Pageflipping is supported on all radeon hardware.
.BI "Option \*qAccelMethod\*q \*q" "string" \*q
Chooses between available acceleration architectures. Valid values are
.B EXA
-and
-.B glamor.
-The default is
+(for pre-TAHITI GPUs) and
+.B glamor
+(for R300 or higher). The default is
.B glamor
as of TAHITI, otherwise
.B EXA.
diff --git a/src/radeon_glamor.c b/src/radeon_glamor.c
index 1d666d19..a354c781 100644
--- a/src/radeon_glamor.c
+++ b/src/radeon_glamor.c
@@ -93,12 +93,17 @@ radeon_glamor_pre_init(ScrnInfoPtr scrn)
if (s && strcasecmp(s, "glamor") != 0)
return FALSE;
- if (info->ChipFamily < CHIP_FAMILY_R600) {
- xf86DrvMsg(scrn->scrnIndex, s ? X_ERROR : X_WARNING,
- "glamor requires R600 or newer GPU, disabling.\n");
+ if (info->ChipFamily < CHIP_FAMILY_R300) {
+ xf86DrvMsg(scrn->scrnIndex, X_ERROR,
+ "glamor requires R300 or higher GPU, disabling.\n");
return FALSE;
}
+ if (info->ChipFamily < CHIP_FAMILY_RV515) {
+ xf86DrvMsg(scrn->scrnIndex, X_WARNING,
+ "glamor may not work (well) with GPUs < RV515.\n");
+ }
+
if (scrn->depth < 24) {
xf86DrvMsg(scrn->scrnIndex, s ? X_ERROR : X_WARNING,
"glamor requires depth >= 24, disabling.\n");