[PATCH v4 05/13] drm: zynqmp_dp: Rearrange zynqmp_dp for better padding

Sean Anderson sean.anderson at linux.dev
Tue Apr 23 10:18:51 PDT 2024


Sort the members of struct zynqmp_dp to reduce padding necessary for
alignment.

Signed-off-by: Sean Anderson <sean.anderson at linux.dev>
---

(no changes since v2)

Changes in v2:
- New

 drivers/gpu/drm/xlnx/zynqmp_dp.c | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/xlnx/zynqmp_dp.c b/drivers/gpu/drm/xlnx/zynqmp_dp.c
index 79afe4358d06..6e8478d58b02 100644
--- a/drivers/gpu/drm/xlnx/zynqmp_dp.c
+++ b/drivers/gpu/drm/xlnx/zynqmp_dp.c
@@ -255,10 +255,10 @@ struct zynqmp_dp_link_config {
  * @fmt: format identifier string
  */
 struct zynqmp_dp_mode {
-	u8 bw_code;
-	u8 lane_cnt;
-	int pclock;
 	const char *fmt;
+	int pclock;
+	u8 bw_code;
+	u8 lane_cnt;
 };
 
 /**
@@ -295,27 +295,27 @@ struct zynqmp_dp_config {
  * @train_set: set of training data
  */
 struct zynqmp_dp {
+	struct drm_dp_aux aux;
+	struct drm_bridge bridge;
+	struct delayed_work hpd_work;
+
+	struct drm_bridge *next_bridge;
 	struct device *dev;
 	struct zynqmp_dpsub *dpsub;
 	void __iomem *iomem;
 	struct reset_control *reset;
-	int irq;
-
-	struct drm_bridge bridge;
-	struct drm_bridge *next_bridge;
-
-	struct zynqmp_dp_config config;
-	struct drm_dp_aux aux;
 	struct phy *phy[ZYNQMP_DP_MAX_LANES];
-	u8 num_lanes;
-	struct delayed_work hpd_work;
+
 	enum drm_connector_status status;
+	int irq;
 	bool enabled;
 
-	u8 dpcd[DP_RECEIVER_CAP_SIZE];
-	struct zynqmp_dp_link_config link_config;
 	struct zynqmp_dp_mode mode;
+	struct zynqmp_dp_link_config link_config;
+	struct zynqmp_dp_config config;
+	u8 dpcd[DP_RECEIVER_CAP_SIZE];
 	u8 train_set[ZYNQMP_DP_MAX_LANES];
+	u8 num_lanes;
 };
 
 static inline struct zynqmp_dp *bridge_to_dp(struct drm_bridge *bridge)
-- 
2.35.1.1320.gc452695387.dirty




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