diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c
index 73369847ed66..9c0b83abbe3c 100644
--- a/drivers/gpu/drm/i915/display/intel_display_irq.c
+++ b/drivers/gpu/drm/i915/display/intel_display_irq.c
@@ -298,7 +298,7 @@ void i915_enable_asle_pipestat(struct drm_i915_private *dev_priv)
 	spin_unlock_irq(&dev_priv->irq_lock);
 }
 
-#if defined(CONFIG_DEBUG_FS)
+#if IS_ENABLED(CONFIG_DEBUG_FS)
 static void display_pipe_crc_irq_handler(struct drm_i915_private *dev_priv,
 					 enum pipe pipe,
 					 u32 crc0, u32 crc1,
diff --git a/drivers/gpu/drm/i915/display/intel_dp_tunnel.h b/drivers/gpu/drm/i915/display/intel_dp_tunnel.h
index a0c00b7d3303..e9314cf25a19 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_tunnel.h
+++ b/drivers/gpu/drm/i915/display/intel_dp_tunnel.h
@@ -20,7 +20,7 @@ struct intel_dp;
 struct intel_encoder;
 struct intel_link_bw_limits;
 
-#if defined(CONFIG_DRM_I915_DP_TUNNEL) && defined(I915)
+#if IS_ENABLED(CONFIG_DRM_I915_DP_TUNNEL) && defined(I915)
 
 int intel_dp_tunnel_detect(struct intel_dp *intel_dp, struct drm_modeset_acquire_ctx *ctx);
 void intel_dp_tunnel_disconnect(struct intel_dp *intel_dp);
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pm.c b/drivers/gpu/drm/i915/gem/i915_gem_pm.c
index 3b27218aabe2..900c08337942 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_pm.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_pm.c
@@ -13,7 +13,7 @@
 #include "i915_driver.h"
 #include "i915_drv.h"
 
-#if defined(CONFIG_X86)
+#if IS_ENABLED(CONFIG_X86)
 #include <asm/smp.h>
 #else
 #define wbinvd_on_all_cpus() \
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c
index 23f54c84cbab..fe53e8eccf4b 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c
@@ -145,7 +145,7 @@ static inline bool guc_load_done(struct intel_uncore *uncore, u32 *status, bool
  * an end user should hit the timeout is in case of extreme thermal throttling.
  * And a system that is that hot during boot is probably dead anyway!
  */
-#if defined(CONFIG_DRM_I915_DEBUG_GEM)
+#if IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM)
 #define GUC_LOAD_RETRY_LIMIT	20
 #else
 #define GUC_LOAD_RETRY_LIMIT	3
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
index bf16351c9349..222c95f62156 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
@@ -14,7 +14,7 @@
 #include "intel_guc_log.h"
 #include "intel_guc_print.h"
 
-#if defined(CONFIG_DRM_I915_DEBUG_GUC)
+#if IS_ENABLED(CONFIG_DRM_I915_DEBUG_GUC)
 #define GUC_LOG_DEFAULT_CRASH_BUFFER_SIZE	SZ_2M
 #define GUC_LOG_DEFAULT_DEBUG_BUFFER_SIZE	SZ_16M
 #define GUC_LOG_DEFAULT_CAPTURE_BUFFER_SIZE	SZ_1M
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_huc.c b/drivers/gpu/drm/i915/gt/uc/intel_huc.c
index 2d9152eb7282..d7ac31c3254c 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_huc.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_huc.c
@@ -455,7 +455,7 @@ static const char *auth_mode_string(struct intel_huc *huc,
  * an end user should hit the timeout is in case of extreme thermal throttling.
  * And a system that is that hot during boot is probably dead anyway!
  */
-#if defined(CONFIG_DRM_I915_DEBUG_GEM)
+#if IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM)
 #define HUC_LOAD_RETRY_LIMIT   20
 #else
 #define HUC_LOAD_RETRY_LIMIT   3
diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h
index ce1cbee1b39d..09d89bdf82f4 100644
--- a/drivers/gpu/drm/i915/i915_trace.h
+++ b/drivers/gpu/drm/i915/i915_trace.h
@@ -322,7 +322,7 @@ DEFINE_EVENT(i915_request, i915_request_add,
 	     TP_ARGS(rq)
 );
 
-#if defined(CONFIG_DRM_I915_LOW_LEVEL_TRACEPOINTS)
+#if IS_ENABLED(CONFIG_DRM_I915_LOW_LEVEL_TRACEPOINTS)
 DEFINE_EVENT(i915_request, i915_request_guc_submit,
 	     TP_PROTO(struct i915_request *rq),
 	     TP_ARGS(rq)
diff --git a/drivers/gpu/drm/i915/i915_utils.h b/drivers/gpu/drm/i915/i915_utils.h
index 71bdc89bd621..609214231ffc 100644
--- a/drivers/gpu/drm/i915/i915_utils.h
+++ b/drivers/gpu/drm/i915/i915_utils.h
@@ -270,7 +270,7 @@ wait_remaining_ms_from_jiffies(unsigned long timestamp_jiffies, int to_wait_ms)
 #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)
+#if IS_ENABLED(CONFIG_DRM_I915_DEBUG) && IS_ENABLED(CONFIG_PREEMPT_COUNT)
 # define _WAIT_FOR_ATOMIC_CHECK(ATOMIC) WARN_ON_ONCE((ATOMIC) && !in_atomic())
 #else
 # define _WAIT_FOR_ATOMIC_CHECK(ATOMIC) do { } while (0)
diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu/drm/i915/selftests/mock_gem_device.c
index 91794ca17a58..70f3d7bf47d0 100644
--- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c
+++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c
@@ -137,7 +137,7 @@ static const struct intel_device_info mock_info = {
 
 struct drm_i915_private *mock_gem_device(void)
 {
-#if IS_ENABLED(CONFIG_IOMMU_API) && defined(CONFIG_INTEL_IOMMU)
+#if IS_ENABLED(CONFIG_IOMMU_API) && IS_ENABLED(CONFIG_INTEL_IOMMU)
 	static struct dev_iommu fake_iommu = { .priv = (void *)-1 };
 #endif
 	struct drm_i915_private *i915;
@@ -153,7 +153,7 @@ struct drm_i915_private *mock_gem_device(void)
 	dev_set_name(&pdev->dev, "mock");
 	dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
 
-#if IS_ENABLED(CONFIG_IOMMU_API) && defined(CONFIG_INTEL_IOMMU)
+#if IS_ENABLED(CONFIG_IOMMU_API) && IS_ENABLED(CONFIG_INTEL_IOMMU)
 	/* HACK to disable iommu for the fake device; force identity mapping */
 	pdev->dev.iommu = &fake_iommu;
 #endif
