pll_2.diff (1075B)
1 commit 4b21ce1b4b5d262e7d4656b8ececc891fc3cb806 2 Author: Christian König <christian.koenig@amd.com> 3 Date: Wed May 21 15:25:41 2014 +0200 4 5 drm/radeon: lower the ref * post PLL maximum once more 6 7 Let's be conservative and use 100 here until we find something better. 8 9 Bugs: https://bugzilla.kernel.org/show_bug.cgi?id=75241 10 11 Signed-off-by: Christian König <christian.koenig@amd.com> 12 13 diff --git b/drivers/gpu/drm/radeon/radeon_display.c a/drivers/gpu/drm/radeon/radeon_display.c 14 index 356b733caafe..f00dbbf4d806 100644 15 --- b/drivers/gpu/drm/radeon/radeon_display.c 16 +++ a/drivers/gpu/drm/radeon/radeon_display.c 17 @@ -862,7 +862,7 @@ static void avivo_get_fb_ref_div(unsigned nom, unsigned den, unsigned post_div, 18 unsigned *fb_div, unsigned *ref_div) 19 { 20 /* limit reference * post divider to a maximum */ 21 - ref_div_max = max(min(100 / post_div, ref_div_max), 1u); 22 + ref_div_max = min(128 / post_div, ref_div_max); 23 24 /* get matching reference and feedback divider */ 25 *ref_div = min(max(DIV_ROUND_CLOSEST(den, post_div), 1u), ref_div_max);