[tip: core/rcu] drm/i915: Cleanup PREEMPT_COUNT leftovers

[tip-bot2 for Thomas Gleixner]

The following commit has been merged into the core/rcu branch of tip:

Commit-ID:     5d35c1c982ffaaccd1ec974e96e7a5244bbadaa1
Gitweb:        https://git.kernel.org/tip/5d35c1c982ffaaccd1ec974e96e7a5244bbadaa1
Author:        Thomas Gleixner <tglx at linutronix.de>
AuthorDate:    Mon, 14 Sep 2020 19:35:03 +02:00
Committer:     Paul E. McKenney <paulmck at kernel.org>
CommitterDate: Thu, 01 Oct 2020 09:02:13 -07:00

drm/i915: Cleanup PREEMPT_COUNT leftovers

CONFIG_PREEMPT_COUNT is now unconditionally enabled and will be
removed. Cleanup the leftovers before doing so.

Signed-off-by: Thomas Gleixner <tglx at linutronix.de>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
Cc: Jani Nikula <jani.nikula at linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
Cc: David Airlie <airlied at linux.ie>
Cc: Daniel Vetter <daniel at ffwll.ch>
Cc: intel-gfx at lists.freedesktop.org
Cc: dri-devel at lists.freedesktop.org
Signed-off-by: Paul E. McKenney <paulmck at kernel.org>
---
 drivers/gpu/drm/i915/Kconfig.debug | 1 -
 drivers/gpu/drm/i915/i915_utils.h  | 3 +--
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/Kconfig.debug b/drivers/gpu/drm/i915/Kconfig.debug
index 1cb28c2..17d9b00 100644
--- a/drivers/gpu/drm/i915/Kconfig.debug
+++ b/drivers/gpu/drm/i915/Kconfig.debug
@@ -20,7 +20,6 @@ config DRM_I915_DEBUG
 	bool "Enable additional driver debugging"
 	depends on DRM_I915
 	select DEBUG_FS
-	select PREEMPT_COUNT
 	select I2C_CHARDEV
 	select STACKDEPOT
 	select DRM_DP_AUX_CHARDEV
diff --git a/drivers/gpu/drm/i915/i915_utils.h b/drivers/gpu/drm/i915/i915_utils.h
index 5477337..ecfed86 100644
--- a/drivers/gpu/drm/i915/i915_utils.h
+++ b/drivers/gpu/drm/i915/i915_utils.h
@@ -337,8 +337,7 @@ wait_remaining_ms_from_jiffies(unsigned long timestamp_jiffies, int to_wait_ms)
 						   (Wmax))
 #define wait_for(COND, MS)		_wait_for((COND), (MS) * 1000, 10, 1000)
 
-/* If CONFIG_PREEMPT_COUNT is disabled, in_atomic() always reports false. */
-#if defined(CONFIG_DRM_I915_DEBUG) && defined(CONFIG_PREEMPT_COUNT)
+#ifdef CONFIG_DRM_I915_DEBUG
 # define _WAIT_FOR_ATOMIC_CHECK(ATOMIC) WARN_ON_ONCE((ATOMIC) && !in_atomic())
 #else
 # define _WAIT_FOR_ATOMIC_CHECK(ATOMIC) do { } while (0)