linux-kernel - linux-next: build failure after merge of the drm tree

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Date:	Fri, 15 Jul 2016 13:40:52 +1000
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Dave Airlie <airlied@...ux.ie>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	<intel-gfx@...ts.freedesktop.org>,
	<dri-devel@...ts.freedesktop.org>
Cc:	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Ville Syrjälä <ville.syrjala@...ux.intel.com>,
	Chris Wilson <chris@...is-wilson.co.uk>
Subject: linux-next: build failure after merge of the drm tree

Hi Dave,

After merging the drm tree, today's linux-next build (x86_64 allmodconfig)
failed like this:

In file included from drivers/gpu/drm/i915/intel_opregion.c:34:0:
drivers/gpu/drm/i915/intel_opregion.c: In function 'intel_opregion_get_panel_type':
drivers/gpu/drm/i915/intel_opregion.c:1042:17: error: 'dev' undeclared (first use in this function)
  if (IS_SKYLAKE(dev)) {
                 ^
drivers/gpu/drm/i915/i915_drv.h:2603:43: note: in definition of macro '__I915__'
  if (__builtin_types_compatible_p(typeof(*p), struct drm_i915_private)) \
                                           ^
drivers/gpu/drm/i915/i915_drv.h:2670:26: note: in expansion of macro 'INTEL_INFO'
 #define IS_SKYLAKE(dev) (INTEL_INFO(dev)->is_skylake)
                          ^
drivers/gpu/drm/i915/intel_opregion.c:1042:6: note: in expansion of macro 'IS_SKYLAKE'
  if (IS_SKYLAKE(dev)) {
      ^
drivers/gpu/drm/i915/intel_opregion.c:1042:17: note: each undeclared identifier is reported only once for each function it appears in
  if (IS_SKYLAKE(dev)) {
                 ^
drivers/gpu/drm/i915/i915_drv.h:2603:43: note: in definition of macro '__I915__'
  if (__builtin_types_compatible_p(typeof(*p), struct drm_i915_private)) \
                                           ^
drivers/gpu/drm/i915/i915_drv.h:2670:26: note: in expansion of macro 'INTEL_INFO'
 #define IS_SKYLAKE(dev) (INTEL_INFO(dev)->is_skylake)
                          ^
drivers/gpu/drm/i915/intel_opregion.c:1042:6: note: in expansion of macro 'IS_SKYLAKE'
  if (IS_SKYLAKE(dev)) {
      ^

Caused by commit

  6f9f4b7a2cf7 ("drm/i915/opregion: Convert to using native drm_i915_private")

interacting with commit

  aeddda06c1a7 ("drm/i915: Ignore panel type from OpRegion on SKL")

from the drm-intel-fixes tree.

I applied this merge fix patch:

From: Stephen Rothwell <sfr@...b.auug.org.au>
Date: Fri, 15 Jul 2016 13:34:05 +1000
Subject: [PATCH] drm/i915/opregion: fix up for argument change

Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
---
 drivers/gpu/drm/i915/intel_opregion.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c
index 21f19641e33e..dcdb346b596c 100644
--- a/drivers/gpu/drm/i915/intel_opregion.c
+++ b/drivers/gpu/drm/i915/intel_opregion.c
@@ -1039,7 +1039,7 @@ intel_opregion_get_panel_type(struct drm_i915_private *dev_priv)
 	 * vswing instead. Low vswing results in some display flickers, so
 	 * let's simply ignore the OpRegion panel type on SKL for now.
 	 */
-	if (IS_SKYLAKE(dev)) {
+	if (IS_SKYLAKE(dev_priv)) {
 		DRM_DEBUG_KMS("Ignoring OpRegion panel type (%d)\n", ret - 1);
 		return -ENODEV;
 	}
-- 
2.8.1

-- 
Cheers,
Stephen Rothwell