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Mon, 20 Jul 2026 19:20:45 -0700 (PDT) X-Received: by 2002:a05:6a21:a382:b0:3c3:89ce:b5bc with SMTP id adf61e73a8af0-3c3ad5f063bmr18226085637.15.1784600445453; Mon, 20 Jul 2026 19:20:45 -0700 (PDT) Received: from hu-bvisredd-hyd.qualcomm.com ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3142a1de301sm41001457eec.24.2026.07.20.19.20.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Jul 2026 19:20:44 -0700 (PDT) From: Vishnu Reddy Date: Tue, 21 Jul 2026 07:50:34 +0530 Subject: [PATCH v4 1/7] media: qcom: iris: Centralize internal buffer table selection Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20260721-iris-code-improvement-v4-1-4395bd8acfbb@oss.qualcomm.com> References: <20260721-iris-code-improvement-v4-0-4395bd8acfbb@oss.qualcomm.com> In-Reply-To: <20260721-iris-code-improvement-v4-0-4395bd8acfbb@oss.qualcomm.com> To: Vikash Garodia , Dikshita Agarwal , Abhinav Kumar , Bryan O'Donoghue , Mauro Carvalho Chehab , Hans Verkuil , Stefan Schmidt , Hans Verkuil , Deepa Guthyappa Madivalara Cc: Vishnu Reddy , linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Bryan O'Donoghue X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; 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Consolidate the buffer dispatch logic into a single helper so that table selection is defined in exactly one place and keep call sites minimal. No functional change intended. Reviewed-by: Bryan O'Donoghue Signed-off-by: Dikshita Agarwal Signed-off-by: Vishnu Reddy --- drivers/media/platform/qcom/iris/iris_buffer.c | 107 ++++++------------------- 1 file changed, 26 insertions(+), 81 deletions(-) diff --git a/drivers/media/platform/qcom/iris/iris_buffer.c b/drivers/media/platform/qcom/iris/iris_buffer.c index 246ad0abbac3..bd922a12045c 100644 --- a/drivers/media/platform/qcom/iris/iris_buffer.c +++ b/drivers/media/platform/qcom/iris/iris_buffer.c @@ -492,39 +492,41 @@ static void iris_fill_internal_buf_info(struct iris_inst *inst, buffers->min_count = iris_vpu_buf_count(inst, buffer_type); } -void iris_get_internal_buffers(struct iris_inst *inst, u32 plane) +static void iris_get_int_buf_tbl(struct iris_inst *inst, u32 plane, + const u32 **internal_buf_type, u32 *internal_buffer_count) { const struct iris_firmware_data *firmware_data = inst->core->iris_firmware_data; - const u32 *internal_buf_type; - u32 internal_buffer_count, i; if (inst->domain == DECODER) { if (V4L2_TYPE_IS_OUTPUT(plane)) { - internal_buf_type = firmware_data->dec_ip_int_buf_tbl; - internal_buffer_count = firmware_data->dec_ip_int_buf_tbl_size; - for (i = 0; i < internal_buffer_count; i++) - iris_fill_internal_buf_info(inst, internal_buf_type[i]); + *internal_buf_type = firmware_data->dec_ip_int_buf_tbl; + *internal_buffer_count = firmware_data->dec_ip_int_buf_tbl_size; } else { - internal_buf_type = firmware_data->dec_op_int_buf_tbl; - internal_buffer_count = firmware_data->dec_op_int_buf_tbl_size; - for (i = 0; i < internal_buffer_count; i++) - iris_fill_internal_buf_info(inst, internal_buf_type[i]); + *internal_buf_type = firmware_data->dec_op_int_buf_tbl; + *internal_buffer_count = firmware_data->dec_op_int_buf_tbl_size; } } else { if (V4L2_TYPE_IS_OUTPUT(plane)) { - internal_buf_type = firmware_data->enc_ip_int_buf_tbl; - internal_buffer_count = firmware_data->enc_ip_int_buf_tbl_size; - for (i = 0; i < internal_buffer_count; i++) - iris_fill_internal_buf_info(inst, internal_buf_type[i]); + *internal_buf_type = firmware_data->enc_ip_int_buf_tbl; + *internal_buffer_count = firmware_data->enc_ip_int_buf_tbl_size; } else { - internal_buf_type = firmware_data->enc_op_int_buf_tbl; - internal_buffer_count = firmware_data->enc_op_int_buf_tbl_size; - for (i = 0; i < internal_buffer_count; i++) - iris_fill_internal_buf_info(inst, internal_buf_type[i]); + *internal_buf_type = firmware_data->enc_op_int_buf_tbl; + *internal_buffer_count = firmware_data->enc_op_int_buf_tbl_size; } } } +void iris_get_internal_buffers(struct iris_inst *inst, u32 plane) +{ + const u32 *internal_buf_type; + u32 internal_buffer_count, i; + + iris_get_int_buf_tbl(inst, plane, &internal_buf_type, &internal_buffer_count); + + for (i = 0; i < internal_buffer_count; i++) + iris_fill_internal_buf_info(inst, internal_buf_type[i]); +} + static int iris_create_internal_buffer(struct iris_inst *inst, enum iris_buffer_type buffer_type, u32 index) { @@ -559,29 +561,12 @@ static int iris_create_internal_buffer(struct iris_inst *inst, int iris_create_internal_buffers(struct iris_inst *inst, u32 plane) { - const struct iris_firmware_data *firmware_data = inst->core->iris_firmware_data; u32 internal_buffer_count, i, j; struct iris_buffers *buffers; const u32 *internal_buf_type; int ret; - if (inst->domain == DECODER) { - if (V4L2_TYPE_IS_OUTPUT(plane)) { - internal_buf_type = firmware_data->dec_ip_int_buf_tbl; - internal_buffer_count = firmware_data->dec_ip_int_buf_tbl_size; - } else { - internal_buf_type = firmware_data->dec_op_int_buf_tbl; - internal_buffer_count = firmware_data->dec_op_int_buf_tbl_size; - } - } else { - if (V4L2_TYPE_IS_OUTPUT(plane)) { - internal_buf_type = firmware_data->enc_ip_int_buf_tbl; - internal_buffer_count = firmware_data->enc_ip_int_buf_tbl_size; - } else { - internal_buf_type = firmware_data->enc_op_int_buf_tbl; - internal_buffer_count = firmware_data->enc_op_int_buf_tbl_size; - } - } + iris_get_int_buf_tbl(inst, plane, &internal_buf_type, &internal_buffer_count); for (i = 0; i < internal_buffer_count; i++) { buffers = &inst->buffers[internal_buf_type[i]]; @@ -635,30 +620,13 @@ int iris_queue_internal_deferred_buffers(struct iris_inst *inst, enum iris_buffe int iris_queue_internal_buffers(struct iris_inst *inst, u32 plane) { - const struct iris_firmware_data *firmware_data = inst->core->iris_firmware_data; struct iris_buffer *buffer, *next; struct iris_buffers *buffers; const u32 *internal_buf_type; u32 internal_buffer_count, i; int ret; - if (inst->domain == DECODER) { - if (V4L2_TYPE_IS_OUTPUT(plane)) { - internal_buf_type = firmware_data->dec_ip_int_buf_tbl; - internal_buffer_count = firmware_data->dec_ip_int_buf_tbl_size; - } else { - internal_buf_type = firmware_data->dec_op_int_buf_tbl; - internal_buffer_count = firmware_data->dec_op_int_buf_tbl_size; - } - } else { - if (V4L2_TYPE_IS_OUTPUT(plane)) { - internal_buf_type = firmware_data->enc_ip_int_buf_tbl; - internal_buffer_count = firmware_data->enc_ip_int_buf_tbl_size; - } else { - internal_buf_type = firmware_data->enc_op_int_buf_tbl; - internal_buffer_count = firmware_data->enc_op_int_buf_tbl_size; - } - } + iris_get_int_buf_tbl(inst, plane, &internal_buf_type, &internal_buffer_count); for (i = 0; i < internal_buffer_count; i++) { buffers = &inst->buffers[internal_buf_type[i]]; @@ -694,30 +662,13 @@ int iris_destroy_internal_buffer(struct iris_inst *inst, struct iris_buffer *buf static int iris_destroy_internal_buffers(struct iris_inst *inst, u32 plane, bool force) { - const struct iris_firmware_data *firmware_data = inst->core->iris_firmware_data; struct iris_buffer *buf, *next; struct iris_buffers *buffers; const u32 *internal_buf_type; u32 i, len; int ret; - if (inst->domain == DECODER) { - if (V4L2_TYPE_IS_OUTPUT(plane)) { - internal_buf_type = firmware_data->dec_ip_int_buf_tbl; - len = firmware_data->dec_ip_int_buf_tbl_size; - } else { - internal_buf_type = firmware_data->dec_op_int_buf_tbl; - len = firmware_data->dec_op_int_buf_tbl_size; - } - } else { - if (V4L2_TYPE_IS_OUTPUT(plane)) { - internal_buf_type = firmware_data->enc_ip_int_buf_tbl; - len = firmware_data->enc_ip_int_buf_tbl_size; - } else { - internal_buf_type = firmware_data->enc_op_int_buf_tbl; - len = firmware_data->enc_op_int_buf_tbl_size; - } - } + iris_get_int_buf_tbl(inst, plane, &internal_buf_type, &len); for (i = 0; i < len; i++) { buffers = &inst->buffers[internal_buf_type[i]]; @@ -788,18 +739,12 @@ static int iris_release_internal_buffers(struct iris_inst *inst, static int iris_release_input_internal_buffers(struct iris_inst *inst) { - const struct iris_firmware_data *firmware_data = inst->core->iris_firmware_data; const u32 *internal_buf_type; u32 internal_buffer_count, i; int ret; - if (inst->domain == DECODER) { - internal_buf_type = firmware_data->dec_ip_int_buf_tbl; - internal_buffer_count = firmware_data->dec_ip_int_buf_tbl_size; - } else { - internal_buf_type = firmware_data->enc_ip_int_buf_tbl; - internal_buffer_count = firmware_data->enc_ip_int_buf_tbl_size; - } + iris_get_int_buf_tbl(inst, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE, + &internal_buf_type, &internal_buffer_count); for (i = 0; i < internal_buffer_count; i++) { ret = iris_release_internal_buffers(inst, internal_buf_type[i]); -- 2.34.1