[PATCH v2 5/6] drm/msm/dpu: drop unused lm_max_width from RM

[Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>]

No code uses lm_max_width from resource manager, so drop it.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 12 ------------
 drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h |  4 ----
 2 files changed, 16 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
index c36700a06ff2..ec4387ad1182 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
@@ -88,18 +88,6 @@ int dpu_rm_init(struct dpu_rm *rm,
 			goto fail;
 		}
 		rm->mixer_blks[lm->id - LM_0] = &hw->base;
-
-		if (!rm->lm_max_width) {
-			rm->lm_max_width = lm->sblk->maxwidth;
-		} else if (rm->lm_max_width != lm->sblk->maxwidth) {
-			/*
-			 * Don't expect to have hw where lm max widths differ.
-			 * If found, take the min.
-			 */
-			DPU_ERROR("unsupported: lm maxwidth differs\n");
-			if (rm->lm_max_width > lm->sblk->maxwidth)
-				rm->lm_max_width = lm->sblk->maxwidth;
-		}
 	}
 
 	for (i = 0; i < cat->ctl_count; i++) {
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h
index ee90b1233430..0c9113581d71 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h
@@ -17,14 +17,10 @@ struct dpu_global_state;
  * struct dpu_rm - DPU dynamic hardware resource manager
  * @mixer_blks: array of layer mixer hardware resources
  * @ctl_blks: array of ctl hardware resources
- * @lm_max_width: cached layer mixer maximum width
- * @rm_lock: resource manager mutex
  */
 struct dpu_rm {
 	struct dpu_hw_blk *mixer_blks[LM_MAX - LM_0];
 	struct dpu_hw_blk *ctl_blks[CTL_MAX - CTL_0];
-
-	uint32_t lm_max_width;
 };
 
 struct dpu_kms;
-- 
2.30.2