From: Alex Deucher Date: Mon, 31 Jan 2011 21:48:50 +0000 (-0500) Subject: drm/radeon/kms: switch back to min->max pll post divider iteration X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=a6f9761743bf35b052180f4a8bdae4d2cc0465f6;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git 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 Cc: stable@kernel.org Signed-off-by: Dave Airlie --- diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c index d26dabf878d..71788e942cb 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))