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authorAlex Deucher <alexdeucher@gmail.com>2011-01-31 16:48:50 -0500
committerDave Airlie <airlied@redhat.com>2011-02-02 12:49:38 +1000
commita6f9761743bf35b052180f4a8bdae4d2cc0465f6 (patch)
treebd84424d9788eea2f8ae3ffbbb17bda58e71fac9
parent20d391d72519527d2266a0166490118b40ff998d (diff)
downloadop-kernel-dev-a6f9761743bf35b052180f4a8bdae4d2cc0465f6.zip
op-kernel-dev-a6f9761743bf35b052180f4a8bdae4d2cc0465f6.tar.gz
drm/radeon/kms: switch back to min->max pll post divider iteration
Seems more reliable. Fixes: https://bugzilla.kernel.org/show_bug.cgi?id=26552 Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Cc: stable@kernel.org Signed-off-by: Dave Airlie <airlied@redhat.com>
-rw-r--r--drivers/gpu/drm/radeon/radeon_display.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index d26dabf..71788e9 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -849,7 +849,7 @@ void radeon_compute_pll(struct radeon_pll *pll,
max_fractional_feed_div = pll->max_frac_feedback_div;
}
- for (post_div = max_post_div; post_div >= min_post_div; --post_div) {
+ for (post_div = min_post_div; post_div <= max_post_div; ++post_div) {
uint32_t ref_div;
if ((pll->flags & RADEON_PLL_NO_ODD_POST_DIV) && (post_div & 1))
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