[PATCH v5 21/39] ml/cnxk: enable support to update model params

[Srikanth Yalavarthi]

Added cnxk driver functions to update model params or weights
and bias after a models is loaded. Updating model params would
not require reloading the model.

Signed-off-by: Srikanth Yalavarthi <syalavar...@marvell.com>
---
 drivers/ml/cnxk/cn10k_ml_ops.c | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/drivers/ml/cnxk/cn10k_ml_ops.c b/drivers/ml/cnxk/cn10k_ml_ops.c
index ad9b3dfd21..92bf1a0854 100644
--- a/drivers/ml/cnxk/cn10k_ml_ops.c
+++ b/drivers/ml/cnxk/cn10k_ml_ops.c
@@ -905,6 +905,36 @@ cn10k_ml_model_info_get(struct rte_ml_dev *dev, uint16_t 
model_id,
        return 0;
 }
 
+static int
+cn10k_ml_model_params_update(struct rte_ml_dev *dev, uint16_t model_id, void 
*buffer)
+{
+       struct cn10k_ml_model *model;
+       size_t size;
+
+       model = dev->data->models[model_id];
+
+       if (model == NULL) {
+               plt_err("Invalid model_id = %u", model_id);
+               return -EINVAL;
+       }
+
+       if (model->state == ML_CN10K_MODEL_STATE_UNKNOWN)
+               return -1;
+       else if (model->state != ML_CN10K_MODEL_STATE_LOADED)
+               return -EBUSY;
+
+       size = model->metadata.init_model.file_size + 
model->metadata.main_model.file_size +
+              model->metadata.finish_model.file_size + 
model->metadata.weights_bias.file_size;
+
+       /* Update model weights & bias */
+       rte_memcpy(model->addr.wb_load_addr, buffer, 
model->metadata.weights_bias.file_size);
+
+       /* Copy data from load to run. run address to be used by MLIP */
+       rte_memcpy(model->addr.base_dma_addr_run, 
model->addr.base_dma_addr_load, size);
+
+       return 0;
+}
+
 struct rte_ml_dev_ops cn10k_ml_ops = {
        /* Device control ops */
        .dev_info_get = cn10k_ml_dev_info_get,
@@ -923,4 +953,5 @@ struct rte_ml_dev_ops cn10k_ml_ops = {
        .model_start = cn10k_ml_model_start,
        .model_stop = cn10k_ml_model_stop,
        .model_info_get = cn10k_ml_model_info_get,
+       .model_params_update = cn10k_ml_model_params_update,
 };
-- 
2.17.1