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From: Dikshita Agarwal <dikshita.agarwal@oss.qualcomm.com>
To: Vikash Garodia <vikash.garodia@oss.qualcomm.com>,
	Abhinav Kumar <abhinav.kumar@linux.dev>,
	Bryan O'Donoghue <bod@kernel.org>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Hans Verkuil <hverkuil@kernel.org>,
	Stefan Schmidt <stefan.schmidt@linaro.org>,
	Hans Verkuil <hverkuil+cisco@kernel.org>,
	Deepa Guthyappa Madivalara <deepa.madivalara@oss.qualcomm.com>
Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Bryan O'Donoghue <bryan.odonoghue@linaro.org>,
	Dikshita Agarwal <dikshita.agarwal@oss.qualcomm.com>
Subject: [PATCH 7/7] media: qcom: iris: Make iris_destroy_internal_buffer() return void
Date: Wed, 22 Apr 2026 16:46:40 +0530	[thread overview]
Message-ID: <20260422-iris-code-improvement-v1-7-8e150482212d@oss.qualcomm.com> (raw)
In-Reply-To: <20260422-iris-code-improvement-v1-0-8e150482212d@oss.qualcomm.com>

iris_destroy_internal_buffer() is guaranteed to succeed and never
reports an error. Returning an int is misleading and forces callers to
handle a meaningless status value. Convert it to return void to match
its behavior and simplify callers.

Signed-off-by: Dikshita Agarwal <dikshita.agarwal@oss.qualcomm.com>
---
 drivers/media/platform/qcom/iris/iris_buffer.c           | 16 ++++------------
 drivers/media/platform/qcom/iris/iris_buffer.h           |  2 +-
 drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c |  2 +-
 .../media/platform/qcom/iris/iris_hfi_gen2_response.c    |  4 +++-
 4 files changed, 9 insertions(+), 15 deletions(-)

diff --git a/drivers/media/platform/qcom/iris/iris_buffer.c b/drivers/media/platform/qcom/iris/iris_buffer.c
index 137a69c99bcc24a72f4f27e516b8fb4d6509c0ad..2da0498843595d3071040d45f1e605f8814f87a2 100644
--- a/drivers/media/platform/qcom/iris/iris_buffer.c
+++ b/drivers/media/platform/qcom/iris/iris_buffer.c
@@ -455,7 +455,7 @@ int iris_queue_internal_buffers(struct iris_inst *inst, u32 plane)
 	return 0;
 }
 
-int iris_destroy_internal_buffer(struct iris_inst *inst, struct iris_buffer *buffer)
+void iris_destroy_internal_buffer(struct iris_inst *inst, struct iris_buffer *buffer)
 {
 	struct iris_core *core = inst->core;
 
@@ -463,8 +463,6 @@ int iris_destroy_internal_buffer(struct iris_inst *inst, struct iris_buffer *buf
 	dma_free_attrs(core->dev, buffer->buffer_size, buffer->kvaddr,
 		       buffer->device_addr, buffer->dma_attrs);
 	kfree(buffer);
-
-	return 0;
 }
 
 static int iris_destroy_internal_buffers(struct iris_inst *inst, u32 plane, bool force)
@@ -473,7 +471,6 @@ static int iris_destroy_internal_buffers(struct iris_inst *inst, u32 plane, bool
 	struct iris_buffers *buffers;
 	const u32 *internal_buf_type;
 	u32 i, len;
-	int ret;
 
 	iris_get_int_buf_tbl(inst, plane, &internal_buf_type, &len);
 
@@ -488,9 +485,7 @@ static int iris_destroy_internal_buffers(struct iris_inst *inst, u32 plane, bool
 			if (!force && buf->attr & BUF_ATTR_QUEUED)
 				continue;
 
-			ret = iris_destroy_internal_buffer(inst, buf);
-			if (ret)
-				return ret;
+			iris_destroy_internal_buffer(inst, buf);
 		}
 	}
 
@@ -500,11 +495,8 @@ static int iris_destroy_internal_buffers(struct iris_inst *inst, u32 plane, bool
 		else
 			buffers = &inst->buffers[BUF_ARP];
 
-		list_for_each_entry_safe(buf, next, &buffers->list, list) {
-			ret = iris_destroy_internal_buffer(inst, buf);
-			if (ret)
-				return ret;
-		}
+		list_for_each_entry_safe(buf, next, &buffers->list, list)
+			iris_destroy_internal_buffer(inst, buf);
 	}
 
 	return 0;
diff --git a/drivers/media/platform/qcom/iris/iris_buffer.h b/drivers/media/platform/qcom/iris/iris_buffer.h
index 75bb767761824c4c02e0df9b765896cc093be333..ab8e5d953101a786ade20540ee3c3ed226160cbe 100644
--- a/drivers/media/platform/qcom/iris/iris_buffer.h
+++ b/drivers/media/platform/qcom/iris/iris_buffer.h
@@ -112,7 +112,7 @@ void iris_get_internal_buffers(struct iris_inst *inst, u32 plane);
 int iris_create_internal_buffers(struct iris_inst *inst, u32 plane);
 int iris_queue_internal_buffers(struct iris_inst *inst, u32 plane);
 int iris_queue_internal_deferred_buffers(struct iris_inst *inst, enum iris_buffer_type buffer_type);
-int iris_destroy_internal_buffer(struct iris_inst *inst, struct iris_buffer *buffer);
+void iris_destroy_internal_buffer(struct iris_inst *inst, struct iris_buffer *buffer);
 int iris_destroy_all_internal_buffers(struct iris_inst *inst, u32 plane);
 int iris_destroy_dequeued_internal_buffers(struct iris_inst *inst, u32 plane);
 int iris_alloc_and_queue_persist_bufs(struct iris_inst *inst, enum iris_buffer_type buf_type);
diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c b/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c
index e42d17653c2c37f526e6b26c6e29cc45ae29a747..d1114e5ce7788c5e803ac7aec505a6115997eb27 100644
--- a/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c
+++ b/drivers/media/platform/qcom/iris/iris_hfi_gen1_command.c
@@ -442,7 +442,7 @@ static int iris_hfi_gen1_session_unset_buffers(struct iris_inst *inst, struct ir
 
 	ret = iris_wait_for_session_response(inst, false);
 	if (!ret)
-		ret = iris_destroy_internal_buffer(inst, buf);
+		iris_destroy_internal_buffer(inst, buf);
 
 exit:
 	kfree(pkt);
diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c b/drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c
index 8e19f61bbbf9e427f658471b4502bedb1ad5f616..f5c342f4c926a68b2017006a3c1cfbb251605ae0 100644
--- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c
+++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_response.c
@@ -447,7 +447,9 @@ static int iris_hfi_gen2_handle_release_internal_buffer(struct iris_inst *inst,
 
 	buf->attr &= ~BUF_ATTR_QUEUED;
 
-	return iris_destroy_internal_buffer(inst, buf);
+	iris_destroy_internal_buffer(inst, buf);
+
+	return 0;
 }
 
 static int iris_hfi_gen2_handle_session_stop(struct iris_inst *inst,

-- 
2.34.1


  parent reply	other threads:[~2026-04-22 11:17 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-22 11:16 [PATCH 0/7] media: qcom: iris: miscellaneous code-quality fixes Dikshita Agarwal
2026-04-22 11:16 ` [PATCH 1/7] media: qcom: iris: Centralize internal buffer table selection Dikshita Agarwal
2026-04-23  9:17   ` Bryan O'Donoghue
2026-04-22 11:16 ` [PATCH 2/7] media: qcom: iris: fix state-change debug log printing stale value Dikshita Agarwal
2026-04-22 12:20   ` Konrad Dybcio
2026-04-23  9:18   ` Bryan O'Donoghue
2026-04-22 11:16 ` [PATCH 3/7] media: qcom: iris: Fix bitmask test in iris_allow_cmd() Dikshita Agarwal
2026-04-23  9:23   ` Bryan O'Donoghue
2026-04-22 11:16 ` [PATCH 4/7] media: qcom: iris: Remove dead assignment in iris_hfi_gen2_set_tier() Dikshita Agarwal
2026-04-22 12:23   ` Konrad Dybcio
2026-04-23  5:09     ` Dikshita Agarwal
2026-04-23  9:25   ` Bryan O'Donoghue
2026-04-23  9:52     ` Dikshita Agarwal
2026-04-22 11:16 ` [PATCH 5/7] media: qcom: iris: Remove duplicate HFI_PROP_OPB_ENABLE entry Dikshita Agarwal
2026-04-22 12:25   ` Konrad Dybcio
2026-04-22 11:16 ` [PATCH 6/7] media: qcom: iris: Add missing break in iris_hfi_gen2_session_set_codec() Dikshita Agarwal
2026-04-22 12:25   ` Konrad Dybcio
2026-04-23  9:32   ` Bryan O'Donoghue
2026-04-22 11:16 ` Dikshita Agarwal [this message]
2026-04-22 12:26   ` [PATCH 7/7] media: qcom: iris: Make iris_destroy_internal_buffer() return void Konrad Dybcio
2026-04-22 12:26   ` Konrad Dybcio
2026-04-23  9:42   ` Bryan O'Donoghue

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