From: Paulo Zanoni <paulo.r.zanoni@intel.com>
Date: Fri, 3 Jul 2015 15:31:30 +0000 (-0300)
Subject: drm/i915: set FDI translations to NULL on SKL
X-Git-Tag: v4.3-rc1~75^2~36^2~100
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=c30400fcffb70d17bbf33eaff5020b83111bd66c;p=linux.git

drm/i915: set FDI translations to NULL on SKL

drivers/gpu/drm/i915/intel_ddi.c: In function ‘intel_prepare_ddi’:
drivers/gpu/drm/i915/intel_ddi.c:517:6: warning:
‘ddi_translations_fdi’ may be used uninitialized in this function
[-Wmaybe-uninitialized]
   if (ddi_translations_fdi)
      ^
drivers/gpu/drm/i915/intel_ddi.c:446:30: note: ‘ddi_translations_fdi’
was declared here
  const struct ddi_buf_trans *ddi_translations_fdi;
                              ^

This line used to be there, but was removed by:

commit f8896f5d58e64bfd3c2b5f7c5ba5c3f3967e93c7
Author: David Weinehall <david.weinehall@linux.intel.com>
Date:   Thu Jun 25 11:11:03 2015 +030
    drm/i915/skl: Buffer translation improvements

Cc: David Weinehall <david.weinehall@linux.intel.com>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index db22f0173027..9a40bfb20e0c 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -458,6 +458,7 @@ static void intel_prepare_ddi_buffers(struct drm_device *dev, enum port port,
 					INTEL_OUTPUT_HDMI);
 		return;
 	} else if (IS_SKYLAKE(dev)) {
+		ddi_translations_fdi = NULL;
 		ddi_translations_dp =
 				skl_get_buf_trans_dp(dev, &n_dp_entries);
 		ddi_translations_edp =