diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.h
index b5b6e7031fb9..ba06312cbb16 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.h
@@ -53,7 +53,7 @@ u32 dpu_core_irq_read(
 int dpu_core_irq_register_callback(
 		struct dpu_kms *dpu_kms,
 		int irq_idx,
-		void (*irq_cb)(void *arg, int irq_idx),
+		void (*irq_cb)(void *arg),
 		void *irq_arg);
 
 /**
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
index f0a2a1dca741..051447a3620c 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -352,7 +352,7 @@ static int dpu_encoder_helper_wait_event_timeout(int32_t drm_id,
 
 int dpu_encoder_helper_wait_for_irq(struct dpu_encoder_phys *phys_enc,
 		int irq,
-		void (*func)(void *arg, int irq_idx),
+		void (*func)(void *arg),
 		struct dpu_encoder_wait_info *wait_info)
 {
 	u32 irq_status;
@@ -399,7 +399,7 @@ int dpu_encoder_helper_wait_for_irq(struct dpu_encoder_phys *phys_enc,
 				      phys_enc->hw_pp->idx - PINGPONG_0,
 				      atomic_read(wait_info->atomic_cnt));
 			local_irq_save(flags);
-			func(phys_enc, irq);
+			func(phys_enc);
 			local_irq_restore(flags);
 			ret = 0;
 		} else {
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 d48558ede488..f91661a69888 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys.h
@@ -365,7 +365,7 @@ void dpu_encoder_helper_report_irq_timeout(struct dpu_encoder_phys *phys_enc,
  */
 int dpu_encoder_helper_wait_for_irq(struct dpu_encoder_phys *phys_enc,
 		int irq,
-		void (*func)(void *arg, int irq_idx),
+		void (*func)(void *arg),
 		struct dpu_encoder_wait_info *wait_info);
 
 /**
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
index df88358e7037..9589fe719452 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
@@ -76,7 +76,7 @@ static void _dpu_encoder_phys_cmd_update_intf_cfg(
 		phys_enc->hw_intf->ops.program_intf_cmd_cfg(phys_enc->hw_intf, &cmd_mode_cfg);
 }
 
-static void dpu_encoder_phys_cmd_pp_tx_done_irq(void *arg, int irq_idx)
+static void dpu_encoder_phys_cmd_pp_tx_done_irq(void *arg)
 {
 	struct dpu_encoder_phys *phys_enc = arg;
 	unsigned long lock_flags;
@@ -103,7 +103,7 @@ static void dpu_encoder_phys_cmd_pp_tx_done_irq(void *arg, int irq_idx)
 	DPU_ATRACE_END("pp_done_irq");
 }
 
-static void dpu_encoder_phys_cmd_te_rd_ptr_irq(void *arg, int irq_idx)
+static void dpu_encoder_phys_cmd_te_rd_ptr_irq(void *arg)
 {
 	struct dpu_encoder_phys *phys_enc = arg;
 	struct dpu_encoder_phys_cmd *cmd_enc;
@@ -126,7 +126,7 @@ static void dpu_encoder_phys_cmd_te_rd_ptr_irq(void *arg, int irq_idx)
 	DPU_ATRACE_END("rd_ptr_irq");
 }
 
-static void dpu_encoder_phys_cmd_ctl_start_irq(void *arg, int irq_idx)
+static void dpu_encoder_phys_cmd_ctl_start_irq(void *arg)
 {
 	struct dpu_encoder_phys *phys_enc = arg;
 
@@ -139,7 +139,7 @@ static void dpu_encoder_phys_cmd_ctl_start_irq(void *arg, int irq_idx)
 	DPU_ATRACE_END("ctl_start_irq");
 }
 
-static void dpu_encoder_phys_cmd_underrun_irq(void *arg, int irq_idx)
+static void dpu_encoder_phys_cmd_underrun_irq(void *arg)
 {
 	struct dpu_encoder_phys *phys_enc = arg;
 
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
index c2189e58de6a..a01fda711883 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
@@ -297,7 +297,7 @@ static void dpu_encoder_phys_vid_setup_timing_engine(
 	programmable_fetch_config(phys_enc, &timing_params);
 }
 
-static void dpu_encoder_phys_vid_vblank_irq(void *arg, int irq_idx)
+static void dpu_encoder_phys_vid_vblank_irq(void *arg)
 {
 	struct dpu_encoder_phys *phys_enc = arg;
 	struct dpu_hw_ctl *hw_ctl;
@@ -334,7 +334,7 @@ static void dpu_encoder_phys_vid_vblank_irq(void *arg, int irq_idx)
 	DPU_ATRACE_END("vblank_irq");
 }
 
-static void dpu_encoder_phys_vid_underrun_irq(void *arg, int irq_idx)
+static void dpu_encoder_phys_vid_underrun_irq(void *arg)
 {
 	struct dpu_encoder_phys *phys_enc = arg;
 
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c
index a466ff70a4d6..7df5e7f4a0e2 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c
@@ -345,7 +345,11 @@ static void dpu_encoder_phys_wb_setup(
 
 }
 
-static void _dpu_encoder_phys_wb_frame_done_helper(void *arg)
+/**
+ * dpu_encoder_phys_wb_done_irq - writeback interrupt handler
+ * @arg:	Pointer to writeback encoder
+ */
+static void dpu_encoder_phys_wb_done_irq(void *arg)
 {
 	struct dpu_encoder_phys *phys_enc = arg;
 	struct dpu_encoder_phys_wb *wb_enc = to_dpu_encoder_phys_wb(phys_enc);
@@ -371,16 +375,6 @@ static void _dpu_encoder_phys_wb_frame_done_helper(void *arg)
 	wake_up_all(&phys_enc->pending_kickoff_wq);
 }
 
-/**
- * dpu_encoder_phys_wb_done_irq - writeback interrupt handler
- * @arg:	Pointer to writeback encoder
- * @irq_idx:	interrupt index
- */
-static void dpu_encoder_phys_wb_done_irq(void *arg, int irq_idx)
-{
-	_dpu_encoder_phys_wb_frame_done_helper(arg);
-}
-
 /**
  * dpu_encoder_phys_wb_irq_ctrl - irq control of WB
  * @phys:	Pointer to physical encoder
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c
index e3c50439f80a..01a9ccfcd54b 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c
@@ -217,7 +217,7 @@ static void dpu_core_irq_callback_handler(struct dpu_kms *dpu_kms, int irq_idx)
 	/*
 	 * Perform registered function callback
 	 */
-	dpu_kms->hw_intr->irq_tbl[irq_idx].cb(dpu_kms->hw_intr->irq_tbl[irq_idx].arg, irq_idx);
+	dpu_kms->hw_intr->irq_tbl[irq_idx].cb(dpu_kms->hw_intr->irq_tbl[irq_idx].arg);
 }
 
 irqreturn_t dpu_core_irq(struct msm_kms *kms)
@@ -507,7 +507,7 @@ void dpu_hw_intr_destroy(struct dpu_hw_intr *intr)
 }
 
 int dpu_core_irq_register_callback(struct dpu_kms *dpu_kms, int irq_idx,
-		void (*irq_cb)(void *arg, int irq_idx),
+		void (*irq_cb)(void *arg),
 		void *irq_arg)
 {
 	unsigned long irq_flags;
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h
index dab761e54863..e2b00dd32619 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h
@@ -58,7 +58,7 @@ struct dpu_hw_intr {
 	const struct dpu_intr_reg *intr_set;
 
 	struct {
-		void (*cb)(void *arg, int irq_idx);
+		void (*cb)(void *arg);
 		void *arg;
 		atomic_t count;
 	} irq_tbl[];
