[PATCH v4 5/5] drm/msm/dpu: drop dpu_encoder_phys_ops::atomic_check()

[Dmitry Baryshkov]

Writeback was the last user of dpu_encoder_phys_ops's atomic_check()
callback. As the code was moved to the dpu_writeback.c, the callback
becomes unused. Drop it now.

Reviewed-by: Abhinav Kumar <quic_abhinavk at quicinc.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c      | 15 ---------------
 drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h |  4 ----
 2 files changed, 19 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
index 2da50ce0c999..56a2c8222dfc 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -584,7 +584,6 @@ static int dpu_encoder_virt_atomic_check(
 	struct dpu_global_state *global_state;
 	struct drm_framebuffer *fb;
 	struct drm_dsc_config *dsc;
-	int i = 0;
 	int ret = 0;
 
 	if (!drm_enc || !crtc_state || !conn_state) {
@@ -605,20 +604,6 @@ static int dpu_encoder_virt_atomic_check(
 
 	trace_dpu_enc_atomic_check(DRMID(drm_enc));
 
-	/* perform atomic check on the first physical encoder (master) */
-	for (i = 0; i < dpu_enc->num_phys_encs; i++) {
-		struct dpu_encoder_phys *phys = dpu_enc->phys_encs[i];
-
-		if (phys->ops.atomic_check)
-			ret = phys->ops.atomic_check(phys, crtc_state,
-					conn_state);
-		if (ret) {
-			DPU_ERROR_ENC(dpu_enc,
-					"mode unsupported, phys idx %d\n", i);
-			return ret;
-		}
-	}
-
 	dsc = dpu_encoder_get_dsc_config(drm_enc);
 
 	topology = dpu_encoder_get_topology(dpu_enc, dpu_kms, adj_mode, crtc_state, dsc);
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h
index 7eb8bdfe6bbe..dd9e3603d120 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h
@@ -71,7 +71,6 @@ struct dpu_encoder_phys;
  *				on split_role and current mode (CMD/VID).
  * @enable:			DRM Call. Enable a DRM mode.
  * @disable:			DRM Call. Disable mode.
- * @atomic_check:		DRM Call. Atomic check new DRM state.
  * @control_vblank_irq		Register/Deregister for VBLANK IRQ
  * @wait_for_commit_done:	Wait for hardware to have flushed the
  *				current pending frames to hardware
@@ -96,9 +95,6 @@ struct dpu_encoder_phys_ops {
 	bool (*is_master)(struct dpu_encoder_phys *encoder);
 	void (*enable)(struct dpu_encoder_phys *encoder);
 	void (*disable)(struct dpu_encoder_phys *encoder);
-	int (*atomic_check)(struct dpu_encoder_phys *encoder,
-			    struct drm_crtc_state *crtc_state,
-			    struct drm_connector_state *conn_state);
 	int (*control_vblank_irq)(struct dpu_encoder_phys *enc, bool enable);
 	int (*wait_for_commit_done)(struct dpu_encoder_phys *phys_enc);
 	int (*wait_for_tx_complete)(struct dpu_encoder_phys *phys_enc);

-- 
2.39.2