[Intel-gfx] [PATCH 03/22] drm/i915: Shrink per-platform watermark configuration

Tvrtko Ursulin tursulin at ursulin.net
Wed Oct 5 12:33:30 UTC 2016


From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

Use types of more appropriate size in struct
intel_watermark_params to save 512 bytes of .rodata.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
---
 drivers/gpu/drm/i915/intel_drv.h | 10 +++++-----
 drivers/gpu/drm/i915/intel_pm.c  |  4 ++--
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index c52b1d3a7ba0..59a73f8ca7af 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -799,11 +799,11 @@ struct intel_plane {
 };
 
 struct intel_watermark_params {
-	unsigned long fifo_size;
-	unsigned long max_wm;
-	unsigned long default_wm;
-	unsigned long guard_size;
-	unsigned long cacheline_size;
+	u16 fifo_size;
+	u16 max_wm;
+	u8 default_wm;
+	u8 guard_size;
+	u8 cacheline_size;
 };
 
 struct cxsr_latency {
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 3b1f0b40ccb9..96d0c57c816c 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -775,13 +775,13 @@ static bool g4x_check_srwm(struct drm_device *dev,
 		      display_wm, cursor_wm);
 
 	if (display_wm > display->max_wm) {
-		DRM_DEBUG_KMS("display watermark is too large(%d/%ld), disabling\n",
+		DRM_DEBUG_KMS("display watermark is too large(%d/%u), disabling\n",
 			      display_wm, display->max_wm);
 		return false;
 	}
 
 	if (cursor_wm > cursor->max_wm) {
-		DRM_DEBUG_KMS("cursor watermark is too large(%d/%ld), disabling\n",
+		DRM_DEBUG_KMS("cursor watermark is too large(%d/%u), disabling\n",
 			      cursor_wm, cursor->max_wm);
 		return false;
 	}
-- 
2.7.4



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