X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fcommon%2Fqat%2Fqat_device.h;h=e6337c688dbbc8dc74dfa322a8c3e3d1a32171be;hb=3de9af2aaa680b33a9a597b8ec4d76163dee2029;hp=09a4c55ed40da3fe083e70a51d5119ef2674217e;hpb=47c3f7a41a26c9943f9804691d03828b2ce09f40;p=dpdk.git

diff --git a/drivers/common/qat/qat_device.h b/drivers/common/qat/qat_device.h
index 09a4c55ed4..e6337c688d 100644
--- a/drivers/common/qat/qat_device.h
+++ b/drivers/common/qat/qat_device.h
@@ -32,6 +32,37 @@ enum qat_comp_num_im_buffers {
 	QAT_NUM_INTERM_BUFS_GEN3 = 20
 };
 
+struct qat_device_info {
+	const struct rte_memzone *mz;
+	/**< mz to store the qat_pci_device so it can be
+	 * shared across processes
+	 */
+	struct rte_pci_device *pci_dev;
+	struct rte_device sym_rte_dev;
+	/**< This represents the crypto sym subset of this pci device.
+	 * Register with this rather than with the one in
+	 * pci_dev so that its driver can have a crypto-specific name
+	 */
+
+	struct rte_device asym_rte_dev;
+	/**< This represents the crypto asym subset of this pci device.
+	 * Register with this rather than with the one in
+	 * pci_dev so that its driver can have a crypto-specific name
+	 */
+
+	struct rte_device comp_rte_dev;
+	/**< This represents the compression subset of this pci device.
+	 * Register with this rather than with the one in
+	 * pci_dev so that its driver can have a compression-specific name
+	 */
+};
+
+extern struct qat_device_info qat_pci_devs[];
+
+struct qat_sym_dev_private;
+struct qat_asym_dev_private;
+struct qat_comp_dev_private;
+
 /*
  * This struct holds all the data about a QAT pci device
  * including data about all services it supports.
@@ -39,27 +70,20 @@ enum qat_comp_num_im_buffers {
  *  - hw_data
  *  - config data
  *  - runtime data
+ * Note: as this data can be shared in a multi-process scenario,
+ * any pointers in it must also point to shared memory.
  */
-struct qat_sym_dev_private;
-struct qat_asym_dev_private;
-struct qat_comp_dev_private;
-
 struct qat_pci_device {
 
 	/* Data used by all services */
 	char name[QAT_DEV_NAME_MAX_LEN];
 	/**< Name of qat pci device */
 	uint8_t qat_dev_id;
-	/**< Device instance for this qat pci device */
-	struct rte_pci_device *pci_dev;
-	/**< PCI information. */
+	/**< Id of device instance for this qat pci device */
 	enum qat_device_gen qat_dev_gen;
 	/**< QAT device generation */
 	rte_spinlock_t arb_csr_lock;
 	/**< lock to protect accesses to the arbiter CSR */
-	__extension__
-	uint8_t attached : 1;
-	/**< Flag indicating the device is attached */
 
 	struct qat_qp *qps_in_use[QAT_MAX_SERVICES][ADF_MAX_QPS_ON_ANY_SERVICE];
 	/**< links to qps set up for each service, index same as on API */
@@ -67,32 +91,20 @@ struct qat_pci_device {
 	/* Data relating to symmetric crypto service */
 	struct qat_sym_dev_private *sym_dev;
 	/**< link back to cryptodev private data */
-	struct rte_device sym_rte_dev;
-	/**< This represents the crypto sym subset of this pci device.
-	 * Register with this rather than with the one in
-	 * pci_dev so that its driver can have a crypto-specific name
-	 */
+
+	int qat_sym_driver_id;
+	/**< Symmetric driver id used by this device */
 
 	/* Data relating to asymmetric crypto service */
 	struct qat_asym_dev_private *asym_dev;
 	/**< link back to cryptodev private data */
-	struct rte_device asym_rte_dev;
-	/**< This represents the crypto asym subset of this pci device.
-	 * Register with this rather than with the one in
-	 * pci_dev so that its driver can have a crypto-specific name
-	 */
+
+	int qat_asym_driver_id;
+	/**< Symmetric driver id used by this device */
 
 	/* Data relating to compression service */
 	struct qat_comp_dev_private *comp_dev;
 	/**< link back to compressdev private data */
-	struct rte_device comp_rte_dev;
-	/**< This represents the compression subset of this pci device.
-	 * Register with this rather than with the one in
-	 * pci_dev so that its driver can have a compression-specific name
-	 */
-
-	/* Data relating to asymmetric crypto service */
-
 };
 
 struct qat_gen_hw_data {
@@ -107,9 +119,6 @@ struct qat_pci_device *
 qat_pci_device_allocate(struct rte_pci_device *pci_dev,
 		struct qat_dev_cmd_param *qat_dev_cmd_param);
 
-int
-qat_pci_device_release(struct rte_pci_device *pci_dev);
-
 struct qat_pci_device *
 qat_get_qat_dev_from_pci_dev(struct rte_pci_device *pci_dev);