From: Fiona Trahe <fiona.trahe@intel.com>
Date: Fri, 13 Jul 2018 02:28:19 +0000 (+0100)
Subject: compress/qat: add info retrieval function
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=84aaaf8e628ab53869c35430013a19e872b77e69;p=dpdk.git

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 <fiona.trahe@intel.com>
Signed-off-by: Tomasz Jozwiak <tomaszx.jozwiak@intel.com>
---

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_ */