From 4b21ce1b4b5d262e7d4656b8ececc891fc3cb806 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Wed, 21 May 2014 15:25:41 +0200 Subject: [PATCH] drm/radeon: lower the ref * post PLL maximum once more MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Let's be conservative and use 100 here until we find something better. Bugs: https://bugzilla.kernel.org/show_bug.cgi?id=75241 Signed-off-by: Christian König --- drivers/gpu/drm/radeon/radeon_display.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c index f00dbbf4d806..356b733caafe 100644 --- a/drivers/gpu/drm/radeon/radeon_display.c +++ b/drivers/gpu/drm/radeon/radeon_display.c @@ -862,7 +862,7 @@ static void avivo_get_fb_ref_div(unsigned nom, unsigned den, unsigned post_div, unsigned *fb_div, unsigned *ref_div) { /* limit reference * post divider to a maximum */ - ref_div_max = min(128 / post_div, ref_div_max); + ref_div_max = max(min(100 / post_div, ref_div_max), 1u); /* get matching reference and feedback divider */ *ref_div = min(max(DIV_ROUND_CLOSEST(den, post_div), 1u), ref_div_max); -- GitLab