From 84aaaf8e628ab53869c35430013a19e872b77e69 Mon Sep 17 00:00:00 2001 From: Fiona Trahe Date: Fri, 13 Jul 2018 03:28:19 +0100 Subject: [PATCH] compress/qat: add info retrieval function Add capabilities pointer to internal qat comp device and function to return this and other info. Signed-off-by: Fiona Trahe Signed-off-by: Tomasz Jozwiak --- drivers/compress/qat/qat_comp_pmd.c | 19 +++++++++++++++++++ drivers/compress/qat/qat_comp_pmd.h | 6 ++++++ 2 files changed, 25 insertions(+) diff --git a/drivers/compress/qat/qat_comp_pmd.c b/drivers/compress/qat/qat_comp_pmd.c index beab6e32fc..482ebd1a9d 100644 --- a/drivers/compress/qat/qat_comp_pmd.c +++ b/drivers/compress/qat/qat_comp_pmd.c @@ -194,3 +194,22 @@ qat_comp_dev_close(struct rte_compressdev *dev) return ret; } + + +void +qat_comp_dev_info_get(struct rte_compressdev *dev, + struct rte_compressdev_info *info) +{ + struct qat_comp_dev_private *comp_dev = dev->data->dev_private; + const struct qat_qp_hw_data *comp_hw_qps = + qat_gen_config[comp_dev->qat_dev->qat_dev_gen] + .qp_hw_data[QAT_SERVICE_COMPRESSION]; + + if (info != NULL) { + info->max_nb_queue_pairs = + qat_qps_per_service(comp_hw_qps, + QAT_SERVICE_COMPRESSION); + info->feature_flags = dev->feature_flags; + info->capabilities = comp_dev->qat_dev_capabilities; + } +} diff --git a/drivers/compress/qat/qat_comp_pmd.h b/drivers/compress/qat/qat_comp_pmd.h index b10a66f654..22576f44bc 100644 --- a/drivers/compress/qat/qat_comp_pmd.h +++ b/drivers/compress/qat/qat_comp_pmd.h @@ -21,6 +21,8 @@ struct qat_comp_dev_private { /**< The qat pci device hosting the service */ struct rte_compressdev *compressdev; /**< The pointer to this compression device structure */ + const struct rte_compressdev_capabilities *qat_dev_capabilities; + /* QAT device compression capabilities */ const struct rte_memzone *interm_buff_mz; /**< The device's memory for intermediate buffers */ struct rte_mempool *xformpool; @@ -48,5 +50,9 @@ qat_comp_dev_config(struct rte_compressdev *dev, int qat_comp_dev_close(struct rte_compressdev *dev); +void +qat_comp_dev_info_get(struct rte_compressdev *dev, + struct rte_compressdev_info *info); + #endif #endif /* _QAT_COMP_PMD_H_ */ -- 2.20.1