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drm/radeon: lower the ref * post PLL maximum once more

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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 <christian.koenig@amd.com>
This commit is contained in:
Christian König 2014-05-21 15:25:41 +02:00
parent efb27e73e1
commit 4b21ce1b4b
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/radeon/radeon_display.c
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@ -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);