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(unknown [10.110.143.233]) by maili.marvell.com (Postfix) with ESMTP id 28EF95C68E1; Tue, 30 Jul 2024 23:25:32 -0700 (PDT) From: Srikanth Yalavarthi To: Srikanth Yalavarthi CC: , , , Subject: [PATCH v1 1/1] mldev: add scale and zero point to I/O info struct Date: Tue, 30 Jul 2024 23:25:29 -0700 Message-ID: <20240731062530.8708-1-syalavarthi@marvell.com> X-Mailer: git-send-email 2.45.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-ORIG-GUID: 5ffNDm4oYQgZjGl8WdtzG97-M_MVxpDm X-Proofpoint-GUID: 5ffNDm4oYQgZjGl8WdtzG97-M_MVxpDm X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-07-31_03,2024-07-30_01,2024-05-17_01 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Added scale and zero point to I/O information structure. This would provision sharing the recommended sclae factor and zero point to the user for quantization process. Signed-off-by: Srikanth Yalavarthi --- drivers/ml/cnxk/cn10k_ml_model.c | 4 ++++ drivers/ml/cnxk/cnxk_ml_io.h | 3 +++ drivers/ml/cnxk/mvtvm_ml_model.c | 4 ++++ lib/mldev/rte_mldev.h | 4 ++++ 4 files changed, 15 insertions(+) diff --git a/drivers/ml/cnxk/cn10k_ml_model.c b/drivers/ml/cnxk/cn10k_ml_model.c index 0325cd54f1f..12a2dda800e 100644 --- a/drivers/ml/cnxk/cn10k_ml_model.c +++ b/drivers/ml/cnxk/cn10k_ml_model.c @@ -586,6 +586,8 @@ cn10k_ml_model_info_set(struct cnxk_ml_dev *cnxk_mldev, struct cnxk_ml_model *mo input[i].nb_elements = io_info->input[i].nb_elements; input[i].size = io_info->input[i].nb_elements * rte_ml_io_type_size_get(io_info->input[i].qtype); + input[i].scale = 1.0 / io_info->input[i].scale; + input[i].zero_point = 0; } /* Set output info */ @@ -597,6 +599,8 @@ cn10k_ml_model_info_set(struct cnxk_ml_dev *cnxk_mldev, struct cnxk_ml_model *mo output[i].nb_elements = io_info->output[i].nb_elements; output[i].size = io_info->output[i].nb_elements * rte_ml_io_type_size_get(io_info->output[i].qtype); + output[i].scale = io_info->output[i].scale; + output[i].zero_point = 0; } } diff --git a/drivers/ml/cnxk/cnxk_ml_io.h b/drivers/ml/cnxk/cnxk_ml_io.h index c33a9c23a11..83329c237aa 100644 --- a/drivers/ml/cnxk/cnxk_ml_io.h +++ b/drivers/ml/cnxk/cnxk_ml_io.h @@ -55,6 +55,9 @@ struct cnxk_ml_io { /* Scale */ float scale; + + /* Zero point */ + int64_t zero_point; }; /* Model / Layer IO structure */ diff --git a/drivers/ml/cnxk/mvtvm_ml_model.c b/drivers/ml/cnxk/mvtvm_ml_model.c index e3234ae4422..88b0089295d 100644 --- a/drivers/ml/cnxk/mvtvm_ml_model.c +++ b/drivers/ml/cnxk/mvtvm_ml_model.c @@ -334,6 +334,8 @@ mvtvm_ml_model_info_set(struct cnxk_ml_dev *cnxk_mldev, struct cnxk_ml_model *mo input[i].nb_elements = model->mvtvm.info.input[i].nb_elements; input[i].size = model->mvtvm.info.input[i].nb_elements * rte_ml_io_type_size_get(model->mvtvm.info.input[i].qtype); + input[i].scale = model->mvtvm.info.input[i].scale; + input[i].zero_point = 0; } /* Set output info */ @@ -345,6 +347,8 @@ mvtvm_ml_model_info_set(struct cnxk_ml_dev *cnxk_mldev, struct cnxk_ml_model *mo output[i].nb_elements = model->mvtvm.info.output[i].nb_elements; output[i].size = model->mvtvm.info.output[i].nb_elements * rte_ml_io_type_size_get(model->mvtvm.info.output[i].qtype); + input[i].scale = model->mvtvm.info.output[i].scale; + input[i].zero_point = 0; } return; diff --git a/lib/mldev/rte_mldev.h b/lib/mldev/rte_mldev.h index 634af3d5e1a..e2f715f140d 100644 --- a/lib/mldev/rte_mldev.h +++ b/lib/mldev/rte_mldev.h @@ -937,6 +937,10 @@ struct rte_ml_io_info { /** Number of elements in tensor */ uint64_t size; /** Size of tensor in bytes */ + float scale; + /** Scale factor */ + int64_t zero_point; + /* Zero point */ }; /** Model information structure */ -- 2.45.1