From: Alex Deucher <alexdeucher@gmail.com>
Date: Mon, 31 Jan 2011 21:48:51 +0000 (-0500)
Subject: drm/radeon/kms: add pll debugging output
X-Git-Tag: v2.6.35.12~192
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=534db03998f262ce3dd832948adb5309a45af6ed;p=thirdparty%2Fkernel%2Fstable.git

drm/radeon/kms: add pll debugging output

commit 51d4bf840a27fe02c883ddc6d9708af056773769 upstream.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
---

diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 2d95376c3ddf1..ce627b2b9dce9 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -619,6 +619,10 @@ static void radeon_compute_pll_legacy(struct radeon_pll *pll,
 	*frac_fb_div_p = best_frac_feedback_div;
 	*ref_div_p = best_ref_div;
 	*post_div_p = best_post_div;
+	DRM_DEBUG_KMS("%d %d, pll dividers - fb: %d.%d ref: %d, post %d\n",
+		      freq, best_freq / 1000, best_feedback_div, best_frac_feedback_div,
+		      best_ref_div, best_post_div);
+
 }
 
 static bool