From: Arek Kusztal <arkadiuszx.kusztal@intel.com>
To: dev@dpdk.org
Cc: akhil.goyal@nxp.com, fiona.trahe@intel.com,
Arek Kusztal <arkadiuszx.kusztal@intel.com>
Subject: [dpdk-dev] [PATCH v4] crypto/qat: add handling of multi process
Date: Mon, 6 Jul 2020 19:35:35 +0200 [thread overview]
Message-ID: <20200706173535.14812-1-arkadiuszx.kusztal@intel.com> (raw)
This patch improves handling of multi process applications
using Intel QuickAssist Technology PMD.
Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com>
---
v4:
- fixed checkpatch issues
doc/guides/rel_notes/release_20_08.rst | 4 ++
drivers/common/qat/qat_device.c | 111 +++++++++++++++++++++++----------
drivers/common/qat/qat_device.h | 69 +++++++++++---------
drivers/common/qat/qat_qp.c | 26 ++++++--
drivers/compress/qat/qat_comp_pmd.c | 49 ++++++++++++---
drivers/compress/qat/qat_comp_pmd.h | 2 +
drivers/crypto/qat/qat_asym.c | 4 +-
drivers/crypto/qat/qat_asym_pmd.c | 72 +++++++++++++++++----
drivers/crypto/qat/qat_asym_pmd.h | 4 +-
drivers/crypto/qat/qat_sym.c | 2 +-
drivers/crypto/qat/qat_sym.h | 2 +-
drivers/crypto/qat/qat_sym_pmd.c | 105 +++++++++++++++++++++++++------
drivers/crypto/qat/qat_sym_pmd.h | 4 +-
13 files changed, 337 insertions(+), 117 deletions(-)
diff --git a/doc/guides/rel_notes/release_20_08.rst b/doc/guides/rel_notes/release_20_08.rst
index 159da34..ec73ece 100644
--- a/doc/guides/rel_notes/release_20_08.rst
+++ b/doc/guides/rel_notes/release_20_08.rst
@@ -134,6 +134,10 @@ New Features
See the :doc:`../sample_app_ug/l2_forward_real_virtual` for more
details of this parameter usage.
+* **Updated the Intel QuickAssist Technology crypto and compression PMDs.**
+
+ Implemented improvements in handling multi process applications
+ using QAT symmetric/asymmetric crypto and compression services.
Removed Items
-------------
diff --git a/drivers/common/qat/qat_device.c b/drivers/common/qat/qat_device.c
index 2b41d9a..a6ab29f 100644
--- a/drivers/common/qat/qat_device.c
+++ b/drivers/common/qat/qat_device.c
@@ -32,8 +32,8 @@ struct qat_gen_hw_data qat_gen_config[] = {
},
};
-
-static struct qat_pci_device qat_pci_devices[RTE_PMD_QAT_MAX_PCI_DEVICES];
+/* per-process array of device data */
+struct qat_device_info qat_pci_devs[RTE_PMD_QAT_MAX_PCI_DEVICES];
static int qat_nb_pci_devices;
/*
@@ -60,26 +60,20 @@ static const struct rte_pci_id pci_id_qat_map[] = {
};
static struct qat_pci_device *
-qat_pci_get_dev(uint8_t dev_id)
-{
- return &qat_pci_devices[dev_id];
-}
-
-static struct qat_pci_device *
qat_pci_get_named_dev(const char *name)
{
- struct qat_pci_device *dev;
unsigned int i;
if (name == NULL)
return NULL;
for (i = 0; i < RTE_PMD_QAT_MAX_PCI_DEVICES; i++) {
- dev = &qat_pci_devices[i];
-
- if ((dev->attached == QAT_ATTACHED) &&
- (strcmp(dev->name, name) == 0))
- return dev;
+ if (qat_pci_devs[i].mz &&
+ (strcmp(((struct qat_pci_device *)
+ qat_pci_devs[i].mz->addr)->name, name)
+ == 0))
+ return (struct qat_pci_device *)
+ qat_pci_devs[i].mz->addr;
}
return NULL;
@@ -88,13 +82,14 @@ qat_pci_get_named_dev(const char *name)
static uint8_t
qat_pci_find_free_device_index(void)
{
- uint8_t dev_id;
+ uint8_t dev_id;
- for (dev_id = 0; dev_id < RTE_PMD_QAT_MAX_PCI_DEVICES; dev_id++) {
- if (qat_pci_devices[dev_id].attached == QAT_DETACHED)
- break;
- }
- return dev_id;
+ for (dev_id = 0; dev_id < RTE_PMD_QAT_MAX_PCI_DEVICES;
+ dev_id++) {
+ if (qat_pci_devs[dev_id].mz == NULL)
+ break;
+ }
+ return dev_id;
}
struct qat_pci_device *
@@ -169,12 +164,31 @@ qat_pci_device_allocate(struct rte_pci_device *pci_dev,
struct qat_dev_cmd_param *qat_dev_cmd_param)
{
struct qat_pci_device *qat_dev;
- uint8_t qat_dev_id;
+ uint8_t qat_dev_id = 0;
char name[QAT_DEV_NAME_MAX_LEN];
struct rte_devargs *devargs = pci_dev->device.devargs;
rte_pci_device_name(&pci_dev->addr, name, sizeof(name));
snprintf(name+strlen(name), QAT_DEV_NAME_MAX_LEN-strlen(name), "_qat");
+
+ if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
+ const struct rte_memzone *mz = rte_memzone_lookup(name);
+
+ if (mz == NULL) {
+ QAT_LOG(ERR,
+ "Secondary can't find %s mz, did primary create device?",
+ name);
+ return NULL;
+ }
+ qat_dev = mz->addr;
+ qat_pci_devs[qat_dev->qat_dev_id].mz = mz;
+ qat_pci_devs[qat_dev->qat_dev_id].pci_dev = pci_dev;
+ qat_nb_pci_devices++;
+ QAT_LOG(DEBUG, "QAT device %d found, name %s, total QATs %d",
+ qat_dev->qat_dev_id, qat_dev->name, qat_nb_pci_devices);
+ return qat_dev;
+ }
+
if (qat_pci_get_named_dev(name) != NULL) {
QAT_LOG(ERR, "QAT device with name %s already allocated!",
name);
@@ -187,12 +201,22 @@ qat_pci_device_allocate(struct rte_pci_device *pci_dev,
return NULL;
}
- qat_dev = qat_pci_get_dev(qat_dev_id);
+ qat_pci_devs[qat_dev_id].mz = rte_memzone_reserve(name,
+ sizeof(struct qat_pci_device),
+ rte_socket_id(), 0);
+
+ if (qat_pci_devs[qat_dev_id].mz == NULL) {
+ QAT_LOG(ERR, "Error when allocating memzone for QAT_%d",
+ qat_dev_id);
+ return NULL;
+ }
+
+ qat_dev = qat_pci_devs[qat_dev_id].mz->addr;
memset(qat_dev, 0, sizeof(*qat_dev));
strlcpy(qat_dev->name, name, QAT_DEV_NAME_MAX_LEN);
qat_dev->qat_dev_id = qat_dev_id;
- qat_dev->pci_dev = pci_dev;
- switch (qat_dev->pci_dev->id.device_id) {
+ qat_pci_devs[qat_dev_id].pci_dev = pci_dev;
+ switch (pci_dev->id.device_id) {
case 0x0443:
qat_dev->qat_dev_gen = QAT_GEN1;
break;
@@ -206,6 +230,7 @@ qat_pci_device_allocate(struct rte_pci_device *pci_dev,
break;
default:
QAT_LOG(ERR, "Invalid dev_id, can't determine generation");
+ rte_memzone_free(qat_pci_devs[qat_dev->qat_dev_id].mz);
return NULL;
}
@@ -213,22 +238,20 @@ qat_pci_device_allocate(struct rte_pci_device *pci_dev,
qat_dev_parse_cmd(devargs->drv_str, qat_dev_cmd_param);
rte_spinlock_init(&qat_dev->arb_csr_lock);
-
- qat_dev->attached = QAT_ATTACHED;
-
qat_nb_pci_devices++;
- QAT_LOG(DEBUG, "QAT device %d allocated, name %s, total QATs %d",
+ QAT_LOG(DEBUG, "QAT device %d found, name %s, total QATs %d",
qat_dev->qat_dev_id, qat_dev->name, qat_nb_pci_devices);
return qat_dev;
}
-int
+static int
qat_pci_device_release(struct rte_pci_device *pci_dev)
{
struct qat_pci_device *qat_dev;
char name[QAT_DEV_NAME_MAX_LEN];
+ int busy = 0;
if (pci_dev == NULL)
return -EINVAL;
@@ -238,15 +261,35 @@ qat_pci_device_release(struct rte_pci_device *pci_dev)
qat_dev = qat_pci_get_named_dev(name);
if (qat_dev != NULL) {
+ struct qat_device_info *inst =
+ &qat_pci_devs[qat_dev->qat_dev_id];
/* Check that there are no service devs still on pci device */
- if (qat_dev->sym_dev != NULL)
- return -EBUSY;
- qat_dev->attached = QAT_DETACHED;
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+ if (qat_dev->sym_dev != NULL) {
+ QAT_LOG(DEBUG, "QAT sym device %s is busy",
+ name);
+ busy = 1;
+ }
+ if (qat_dev->asym_dev != NULL) {
+ QAT_LOG(DEBUG, "QAT asym device %s is busy",
+ name);
+ busy = 1;
+ }
+ if (qat_dev->comp_dev != NULL) {
+ QAT_LOG(DEBUG, "QAT comp device %s is busy",
+ name);
+ busy = 1;
+ }
+ if (busy)
+ return -EBUSY;
+ rte_memzone_free(inst->mz);
+ }
+ memset(inst, 0, sizeof(struct qat_device_info));
qat_nb_pci_devices--;
+ QAT_LOG(DEBUG, "QAT device %s released, total QATs %d",
+ name, qat_nb_pci_devices);
}
- QAT_LOG(DEBUG, "QAT device %s released, total QATs %d",
- name, qat_nb_pci_devices);
return 0;
}
diff --git a/drivers/common/qat/qat_device.h b/drivers/common/qat/qat_device.h
index 09a4c55..271968c 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 +91,18 @@ 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 +117,6 @@ 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);
diff --git a/drivers/common/qat/qat_qp.c b/drivers/common/qat/qat_qp.c
index 8e6dd04..aacd4ab 100644
--- a/drivers/common/qat/qat_qp.c
+++ b/drivers/common/qat/qat_qp.c
@@ -193,7 +193,8 @@ int qat_qp_setup(struct qat_pci_device *qat_dev,
{
struct qat_qp *qp;
- struct rte_pci_device *pci_dev = qat_dev->pci_dev;
+ struct rte_pci_device *pci_dev =
+ qat_pci_devs[qat_dev->qat_dev_id].pci_dev;
char op_cookie_pool_name[RTE_RING_NAMESIZE];
uint32_t i;
@@ -274,7 +275,7 @@ int qat_qp_setup(struct qat_pci_device *qat_dev,
qp->nb_descriptors,
qat_qp_conf->cookie_size, 64, 0,
NULL, NULL, NULL, NULL,
- qat_dev->pci_dev->device.numa_node,
+ pci_dev->device.numa_node,
0);
if (!qp->op_cookie_pool) {
QAT_LOG(ERR, "QAT PMD Cannot create"
@@ -379,7 +380,8 @@ qat_queue_create(struct qat_pci_device *qat_dev, struct qat_queue *queue,
uint64_t queue_base;
void *io_addr;
const struct rte_memzone *qp_mz;
- struct rte_pci_device *pci_dev = qat_dev->pci_dev;
+ struct rte_pci_device *pci_dev =
+ qat_pci_devs[qat_dev->qat_dev_id].pci_dev;
int ret = 0;
uint16_t desc_size = (dir == ADF_RING_DIR_TX ?
qp_conf->hw->tx_msg_size : qp_conf->hw->rx_msg_size);
@@ -403,7 +405,7 @@ qat_queue_create(struct qat_pci_device *qat_dev, struct qat_queue *queue,
qp_conf->service_str, "qp_mem",
queue->hw_bundle_number, queue->hw_queue_number);
qp_mz = queue_dma_zone_reserve(queue->memz_name, queue_size_bytes,
- qat_dev->pci_dev->device.numa_node);
+ pci_dev->device.numa_node);
if (qp_mz == NULL) {
QAT_LOG(ERR, "Failed to allocate ring memzone");
return -ENOMEM;
@@ -627,9 +629,23 @@ qat_enqueue_op_burst(void *qp, void **ops, uint16_t nb_ops)
while (nb_ops_sent != nb_ops_possible) {
- ret = tmp_qp->build_request(*ops, base_addr + tail,
+ if (tmp_qp->service_type == QAT_SERVICE_SYMMETRIC) {
+#ifdef BUILD_QAT_SYM
+ ret = qat_sym_build_request(*ops, base_addr + tail,
tmp_qp->op_cookies[tail >> queue->trailz],
tmp_qp->qat_dev_gen);
+#endif
+ } else if (tmp_qp->service_type == QAT_SERVICE_COMPRESSION) {
+ ret = qat_comp_build_request(*ops, base_addr + tail,
+ tmp_qp->op_cookies[tail >> queue->trailz],
+ tmp_qp->qat_dev_gen);
+ } else if (tmp_qp->service_type == QAT_SERVICE_ASYMMETRIC) {
+#ifdef BUILD_QAT_ASYM
+ ret = qat_asym_build_request(*ops, base_addr + tail,
+ tmp_qp->op_cookies[tail >> queue->trailz],
+ tmp_qp->qat_dev_gen);
+#endif
+ }
if (ret != 0) {
tmp_qp->stats.enqueue_err_count++;
/* This message cannot be enqueued */
diff --git a/drivers/compress/qat/qat_comp_pmd.c b/drivers/compress/qat/qat_comp_pmd.c
index fe62de5..4a5baf3 100644
--- a/drivers/compress/qat/qat_comp_pmd.c
+++ b/drivers/compress/qat/qat_comp_pmd.c
@@ -655,6 +655,8 @@ qat_comp_dev_create(struct qat_pci_device *qat_pci_dev,
struct qat_dev_cmd_param *qat_dev_cmd_param)
{
int i = 0;
+ struct qat_device_info *qat_dev_instance =
+ &qat_pci_devs[qat_pci_dev->qat_dev_id];
if (qat_pci_dev->qat_dev_gen == QAT_GEN3) {
QAT_LOG(ERR, "Compression PMD not supported on QAT P5xxx");
return 0;
@@ -662,24 +664,27 @@ qat_comp_dev_create(struct qat_pci_device *qat_pci_dev,
struct rte_compressdev_pmd_init_params init_params = {
.name = "",
- .socket_id = qat_pci_dev->pci_dev->device.numa_node,
+ .socket_id = qat_dev_instance->pci_dev->device.numa_node,
};
char name[RTE_COMPRESSDEV_NAME_MAX_LEN];
+ char capa_memz_name[RTE_COMPRESSDEV_NAME_MAX_LEN];
struct rte_compressdev *compressdev;
struct qat_comp_dev_private *comp_dev;
+ const struct rte_compressdev_capabilities *capabilities;
+ uint64_t capa_size;
snprintf(name, RTE_COMPRESSDEV_NAME_MAX_LEN, "%s_%s",
qat_pci_dev->name, "comp");
QAT_LOG(DEBUG, "Creating QAT COMP device %s", name);
/* Populate subset device to use in compressdev device creation */
- qat_pci_dev->comp_rte_dev.driver = &compdev_qat_driver;
- qat_pci_dev->comp_rte_dev.numa_node =
- qat_pci_dev->pci_dev->device.numa_node;
- qat_pci_dev->comp_rte_dev.devargs = NULL;
+ qat_dev_instance->comp_rte_dev.driver = &compdev_qat_driver;
+ qat_dev_instance->comp_rte_dev.numa_node =
+ qat_dev_instance->pci_dev->device.numa_node;
+ qat_dev_instance->comp_rte_dev.devargs = NULL;
compressdev = rte_compressdev_pmd_create(name,
- &(qat_pci_dev->comp_rte_dev),
+ &(qat_dev_instance->comp_rte_dev),
sizeof(struct qat_comp_dev_private),
&init_params);
@@ -694,25 +699,48 @@ qat_comp_dev_create(struct qat_pci_device *qat_pci_dev,
compressdev->feature_flags = RTE_COMPDEV_FF_HW_ACCELERATED;
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return 0;
+
+ snprintf(capa_memz_name, RTE_COMPRESSDEV_NAME_MAX_LEN,
+ "QAT_COMP_CAPA_GEN_%d",
+ qat_pci_dev->qat_dev_gen);
comp_dev = compressdev->data->dev_private;
comp_dev->qat_dev = qat_pci_dev;
comp_dev->compressdev = compressdev;
- qat_pci_dev->comp_dev = comp_dev;
switch (qat_pci_dev->qat_dev_gen) {
case QAT_GEN1:
case QAT_GEN2:
case QAT_GEN3:
- comp_dev->qat_dev_capabilities = qat_comp_gen_capabilities;
+ capabilities = qat_comp_gen_capabilities;
+ capa_size = sizeof(qat_comp_gen_capabilities);
break;
default:
- comp_dev->qat_dev_capabilities = qat_comp_gen_capabilities;
+ capabilities = qat_comp_gen_capabilities;
+ capa_size = sizeof(qat_comp_gen_capabilities);
QAT_LOG(DEBUG,
"QAT gen %d capabilities unknown, default to GEN1",
qat_pci_dev->qat_dev_gen);
break;
}
+ comp_dev->capa_mz = rte_memzone_reserve(capa_memz_name,
+ capa_size,
+ rte_socket_id(), 0);
+ if (comp_dev->capa_mz == NULL) {
+ QAT_LOG(DEBUG,
+ "Error allocating memzone for capabilities, destroying PMD for %s",
+ name);
+ memset(&qat_dev_instance->comp_rte_dev, 0,
+ sizeof(qat_dev_instance->comp_rte_dev));
+ rte_compressdev_pmd_destroy(compressdev);
+ return -EFAULT;
+ }
+
+ memcpy(comp_dev->capa_mz->addr, capabilities, capa_size);
+ comp_dev->qat_dev_capabilities = comp_dev->capa_mz->addr;
+
while (1) {
if (qat_dev_cmd_param[i].name == NULL)
break;
@@ -721,6 +749,7 @@ qat_comp_dev_create(struct qat_pci_device *qat_pci_dev,
qat_dev_cmd_param[i].val;
i++;
}
+ qat_pci_dev->comp_dev = comp_dev;
QAT_LOG(DEBUG,
"Created QAT COMP device %s as compressdev instance %d",
@@ -740,6 +769,8 @@ qat_comp_dev_destroy(struct qat_pci_device *qat_pci_dev)
if (comp_dev == NULL)
return 0;
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+ rte_memzone_free(qat_pci_dev->comp_dev->capa_mz);
/* clean up any resources used by the device */
qat_comp_dev_close(comp_dev->compressdev);
diff --git a/drivers/compress/qat/qat_comp_pmd.h b/drivers/compress/qat/qat_comp_pmd.h
index 5c7fa9f..ed27120 100644
--- a/drivers/compress/qat/qat_comp_pmd.h
+++ b/drivers/compress/qat/qat_comp_pmd.h
@@ -32,6 +32,8 @@ struct qat_comp_dev_private {
/**< The device's pool for qat_comp_xforms */
struct rte_mempool *streampool;
/**< The device's pool for qat_comp_streams */
+ const struct rte_memzone *capa_mz;
+ /* Shared memzone for storing capabilities */
uint16_t min_enq_burst_threshold;
};
diff --git a/drivers/crypto/qat/qat_asym.c b/drivers/crypto/qat/qat_asym.c
index ae0dd79..8597381 100644
--- a/drivers/crypto/qat/qat_asym.c
+++ b/drivers/crypto/qat/qat_asym.c
@@ -475,7 +475,7 @@ qat_asym_build_request(void *in_op,
if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
ctx = (struct qat_asym_session *)
get_asym_session_private_data(
- op->asym->session, cryptodev_qat_asym_driver_id);
+ op->asym->session, qat_asym_driver_id);
if (unlikely(ctx == NULL)) {
QAT_LOG(ERR, "Session has not been created for this device");
goto error;
@@ -693,7 +693,7 @@ qat_asym_process_response(void **op, uint8_t *resp,
if (rx_op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
ctx = (struct qat_asym_session *)get_asym_session_private_data(
- rx_op->asym->session, cryptodev_qat_asym_driver_id);
+ rx_op->asym->session, qat_asym_driver_id);
qat_asym_collect_response(rx_op, cookie, ctx->xform);
} else if (rx_op->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
qat_asym_collect_response(rx_op, cookie, rx_op->asym->xform);
diff --git a/drivers/crypto/qat/qat_asym_pmd.c b/drivers/crypto/qat/qat_asym_pmd.c
index af3cc25..9b1676b 100644
--- a/drivers/crypto/qat/qat_asym_pmd.c
+++ b/drivers/crypto/qat/qat_asym_pmd.c
@@ -11,7 +11,7 @@
#include "qat_sym_capabilities.h"
#include "qat_asym_capabilities.h"
-uint8_t cryptodev_qat_asym_driver_id;
+uint8_t qat_asym_driver_id;
static const struct rte_cryptodev_capabilities qat_gen1_asym_capabilities[] = {
QAT_BASE_GEN1_ASYM_CAPABILITIES,
@@ -63,7 +63,7 @@ static void qat_asym_dev_info_get(struct rte_cryptodev *dev,
QAT_SERVICE_ASYMMETRIC);
info->feature_flags = dev->feature_flags;
info->capabilities = internals->qat_dev_capabilities;
- info->driver_id = cryptodev_qat_asym_driver_id;
+ info->driver_id = qat_asym_driver_id;
/* No limit of number of sessions */
info->sym.max_nb_sessions = 0;
}
@@ -239,33 +239,50 @@ qat_asym_dev_create(struct qat_pci_device *qat_pci_dev,
struct qat_dev_cmd_param *qat_dev_cmd_param)
{
int i = 0;
+ struct qat_device_info *qat_dev_instance =
+ &qat_pci_devs[qat_pci_dev->qat_dev_id];
struct rte_cryptodev_pmd_init_params init_params = {
.name = "",
- .socket_id = qat_pci_dev->pci_dev->device.numa_node,
+ .socket_id =
+ qat_dev_instance->pci_dev->device.numa_node,
.private_data_size = sizeof(struct qat_asym_dev_private)
};
char name[RTE_CRYPTODEV_NAME_MAX_LEN];
+ char capa_memz_name[RTE_CRYPTODEV_NAME_MAX_LEN];
struct rte_cryptodev *cryptodev;
struct qat_asym_dev_private *internals;
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+ qat_pci_dev->qat_asym_driver_id =
+ qat_asym_driver_id;
+ } else if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
+ if (qat_pci_dev->qat_asym_driver_id !=
+ qat_asym_driver_id) {
+ QAT_LOG(ERR,
+ "Device %s have different driver id than corresponding device in primary process",
+ name);
+ return -(EFAULT);
+ }
+ }
+
snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s_%s",
qat_pci_dev->name, "asym");
QAT_LOG(DEBUG, "Creating QAT ASYM device %s\n", name);
/* Populate subset device to use in cryptodev device creation */
- qat_pci_dev->asym_rte_dev.driver = &cryptodev_qat_asym_driver;
- qat_pci_dev->asym_rte_dev.numa_node =
- qat_pci_dev->pci_dev->device.numa_node;
- qat_pci_dev->asym_rte_dev.devargs = NULL;
+ qat_dev_instance->asym_rte_dev.driver = &cryptodev_qat_asym_driver;
+ qat_dev_instance->asym_rte_dev.numa_node =
+ qat_dev_instance->pci_dev->device.numa_node;
+ qat_dev_instance->asym_rte_dev.devargs = NULL;
cryptodev = rte_cryptodev_pmd_create(name,
- &(qat_pci_dev->asym_rte_dev), &init_params);
+ &(qat_dev_instance->asym_rte_dev), &init_params);
if (cryptodev == NULL)
return -ENODEV;
- qat_pci_dev->asym_rte_dev.name = cryptodev->data->name;
- cryptodev->driver_id = cryptodev_qat_asym_driver_id;
+ qat_dev_instance->asym_rte_dev.name = cryptodev->data->name;
+ cryptodev->driver_id = qat_asym_driver_id;
cryptodev->dev_ops = &crypto_qat_ops;
cryptodev->enqueue_burst = qat_asym_pmd_enqueue_op_burst;
@@ -276,13 +293,39 @@ qat_asym_dev_create(struct qat_pci_device *qat_pci_dev,
RTE_CRYPTODEV_FF_ASYM_SESSIONLESS |
RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_EXP |
RTE_CRYPTODEV_FF_RSA_PRIV_OP_KEY_QT;
+
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return 0;
+
+ snprintf(capa_memz_name, RTE_CRYPTODEV_NAME_MAX_LEN,
+ "QAT_ASYM_CAPA_GEN_%d",
+ qat_pci_dev->qat_dev_gen);
internals = cryptodev->data->dev_private;
internals->qat_dev = qat_pci_dev;
- qat_pci_dev->asym_dev = internals;
internals->asym_dev_id = cryptodev->data->dev_id;
internals->qat_dev_capabilities = qat_gen1_asym_capabilities;
+ internals->capa_mz = rte_memzone_lookup(capa_memz_name);
+ if (internals->capa_mz == NULL) {
+ internals->capa_mz = rte_memzone_reserve(capa_memz_name,
+ sizeof(qat_gen1_asym_capabilities),
+ rte_socket_id(), 0);
+ }
+ if (internals->capa_mz == NULL) {
+ QAT_LOG(DEBUG,
+ "Error allocating memzone for capabilities, destroying PMD for %s",
+ name);
+ rte_cryptodev_pmd_destroy(cryptodev);
+ memset(&qat_dev_instance->asym_rte_dev, 0,
+ sizeof(qat_dev_instance->asym_rte_dev));
+ return -EFAULT;
+ }
+
+ memcpy(internals->capa_mz->addr, qat_gen1_asym_capabilities,
+ sizeof(qat_gen1_asym_capabilities));
+ internals->qat_dev_capabilities = internals->capa_mz->addr;
+
while (1) {
if (qat_dev_cmd_param[i].name == NULL)
break;
@@ -292,6 +335,7 @@ qat_asym_dev_create(struct qat_pci_device *qat_pci_dev,
i++;
}
+ qat_pci_dev->asym_dev = internals;
QAT_LOG(DEBUG, "Created QAT ASYM device %s as cryptodev instance %d",
cryptodev->data->name, internals->asym_dev_id);
return 0;
@@ -307,11 +351,13 @@ qat_asym_dev_destroy(struct qat_pci_device *qat_pci_dev)
if (qat_pci_dev->asym_dev == NULL)
return 0;
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+ rte_memzone_free(qat_pci_dev->asym_dev->capa_mz);
/* free crypto device */
cryptodev = rte_cryptodev_pmd_get_dev(
qat_pci_dev->asym_dev->asym_dev_id);
rte_cryptodev_pmd_destroy(cryptodev);
- qat_pci_dev->asym_rte_dev.name = NULL;
+ qat_pci_devs[qat_pci_dev->qat_dev_id].asym_rte_dev.name = NULL;
qat_pci_dev->asym_dev = NULL;
return 0;
@@ -320,4 +366,4 @@ qat_asym_dev_destroy(struct qat_pci_device *qat_pci_dev)
static struct cryptodev_driver qat_crypto_drv;
RTE_PMD_REGISTER_CRYPTO_DRIVER(qat_crypto_drv,
cryptodev_qat_asym_driver,
- cryptodev_qat_asym_driver_id);
+ qat_asym_driver_id);
diff --git a/drivers/crypto/qat/qat_asym_pmd.h b/drivers/crypto/qat/qat_asym_pmd.h
index 0535bc6..3b5abdd 100644
--- a/drivers/crypto/qat/qat_asym_pmd.h
+++ b/drivers/crypto/qat/qat_asym_pmd.h
@@ -13,7 +13,7 @@
#define CRYPTODEV_NAME_QAT_ASYM_PMD crypto_qat_asym
-extern uint8_t cryptodev_qat_asym_driver_id;
+extern uint8_t qat_asym_driver_id;
/** private data structure for a QAT device.
* This QAT device is a device offering only asymmetric crypto service,
@@ -26,6 +26,8 @@ struct qat_asym_dev_private {
/**< Device instance for this rte_cryptodev */
const struct rte_cryptodev_capabilities *qat_dev_capabilities;
/* QAT device asymmetric crypto capabilities */
+ const struct rte_memzone *capa_mz;
+ /* Shared memzone for storing capabilities */
uint16_t min_enq_burst_threshold;
};
diff --git a/drivers/crypto/qat/qat_sym.c b/drivers/crypto/qat/qat_sym.c
index 55251d1..6d568ab 100644
--- a/drivers/crypto/qat/qat_sym.c
+++ b/drivers/crypto/qat/qat_sym.c
@@ -206,7 +206,7 @@ qat_sym_build_request(void *in_op, uint8_t *out_msg,
return -EINVAL;
} else if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
ctx = (struct qat_sym_session *)get_sym_session_private_data(
- op->sym->session, cryptodev_qat_driver_id);
+ op->sym->session, qat_sym_driver_id);
#ifdef RTE_LIBRTE_SECURITY
} else {
ctx = (struct qat_sym_session *)get_sec_session_private_data(
diff --git a/drivers/crypto/qat/qat_sym.h b/drivers/crypto/qat/qat_sym.h
index 02e7239..dbca74e 100644
--- a/drivers/crypto/qat/qat_sym.h
+++ b/drivers/crypto/qat/qat_sym.h
@@ -197,7 +197,7 @@ qat_sym_process_response(void **op, uint8_t *resp)
sess = (struct qat_sym_session *)
get_sym_session_private_data(
rx_op->sym->session,
- cryptodev_qat_driver_id);
+ qat_sym_driver_id);
}
rx_op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
diff --git a/drivers/crypto/qat/qat_sym_pmd.c b/drivers/crypto/qat/qat_sym_pmd.c
index 1561752..021669c 100644
--- a/drivers/crypto/qat/qat_sym_pmd.c
+++ b/drivers/crypto/qat/qat_sym_pmd.c
@@ -19,7 +19,7 @@
#define MIXED_CRYPTO_MIN_FW_VER 0x04090000
-uint8_t cryptodev_qat_driver_id;
+uint8_t qat_sym_driver_id;
static const struct rte_cryptodev_capabilities qat_gen1_sym_capabilities[] = {
QAT_BASE_GEN1_SYM_CAPABILITIES,
@@ -32,6 +32,12 @@ static const struct rte_cryptodev_capabilities qat_gen2_sym_capabilities[] = {
RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
};
+static const struct rte_cryptodev_capabilities qat_gen3_sym_capabilities[] = {
+ QAT_BASE_GEN1_SYM_CAPABILITIES,
+ QAT_EXTRA_GEN2_SYM_CAPABILITIES,
+ RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST()
+};
+
#ifdef RTE_LIBRTE_SECURITY
static const struct rte_cryptodev_capabilities
qat_security_sym_capabilities[] = {
@@ -92,7 +98,7 @@ static void qat_sym_dev_info_get(struct rte_cryptodev *dev,
qat_qps_per_service(sym_hw_qps, QAT_SERVICE_SYMMETRIC);
info->feature_flags = dev->feature_flags;
info->capabilities = internals->qat_dev_capabilities;
- info->driver_id = cryptodev_qat_driver_id;
+ info->driver_id = qat_sym_driver_id;
/* No limit of number of sessions */
info->sym.max_nb_sessions = 0;
}
@@ -304,14 +310,40 @@ qat_sym_dev_create(struct qat_pci_device *qat_pci_dev,
struct qat_dev_cmd_param *qat_dev_cmd_param __rte_unused)
{
int i = 0;
+ struct qat_device_info *qat_dev_instance =
+ &qat_pci_devs[qat_pci_dev->qat_dev_id];
+
struct rte_cryptodev_pmd_init_params init_params = {
.name = "",
- .socket_id = qat_pci_dev->pci_dev->device.numa_node,
+ .socket_id =
+ qat_dev_instance->pci_dev->device.numa_node,
.private_data_size = sizeof(struct qat_sym_dev_private)
};
char name[RTE_CRYPTODEV_NAME_MAX_LEN];
+ char capa_memz_name[RTE_CRYPTODEV_NAME_MAX_LEN];
struct rte_cryptodev *cryptodev;
struct qat_sym_dev_private *internals;
+ const struct rte_cryptodev_capabilities *capabilities;
+ uint64_t capa_size;
+ /*
+ * All processes must use same driver id so they can share sessions.
+ * Store driver_id so we can validate that all processes have the same
+ * value, typically they have, but could differ if binaries built
+ * separately.
+ */
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+ qat_pci_dev->qat_sym_driver_id =
+ qat_sym_driver_id;
+ } else if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
+ if (qat_pci_dev->qat_sym_driver_id !=
+ qat_sym_driver_id) {
+ QAT_LOG(ERR,
+ "Device %s have different driver id than corresponding device in primary process",
+ name);
+ return -(EFAULT);
+ }
+ }
+
#ifdef RTE_LIBRTE_SECURITY
struct rte_security_ctx *security_instance;
#endif
@@ -321,19 +353,19 @@ qat_sym_dev_create(struct qat_pci_device *qat_pci_dev,
QAT_LOG(DEBUG, "Creating QAT SYM device %s", name);
/* Populate subset device to use in cryptodev device creation */
- qat_pci_dev->sym_rte_dev.driver = &cryptodev_qat_sym_driver;
- qat_pci_dev->sym_rte_dev.numa_node =
- qat_pci_dev->pci_dev->device.numa_node;
- qat_pci_dev->sym_rte_dev.devargs = NULL;
+ qat_dev_instance->sym_rte_dev.driver = &cryptodev_qat_sym_driver;
+ qat_dev_instance->sym_rte_dev.numa_node =
+ qat_dev_instance->pci_dev->device.numa_node;
+ qat_dev_instance->sym_rte_dev.devargs = NULL;
cryptodev = rte_cryptodev_pmd_create(name,
- &(qat_pci_dev->sym_rte_dev), &init_params);
+ &(qat_dev_instance->sym_rte_dev), &init_params);
if (cryptodev == NULL)
return -ENODEV;
- qat_pci_dev->sym_rte_dev.name = cryptodev->data->name;
- cryptodev->driver_id = cryptodev_qat_driver_id;
+ qat_dev_instance->sym_rte_dev.name = cryptodev->data->name;
+ cryptodev->driver_id = qat_sym_driver_id;
cryptodev->dev_ops = &crypto_qat_ops;
cryptodev->enqueue_burst = qat_sym_pmd_enqueue_op_burst;
@@ -350,6 +382,13 @@ qat_sym_dev_create(struct qat_pci_device *qat_pci_dev,
RTE_CRYPTODEV_FF_DIGEST_ENCRYPTED |
RTE_CRYPTODEV_FF_SECURITY;
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return 0;
+
+ snprintf(capa_memz_name, RTE_CRYPTODEV_NAME_MAX_LEN,
+ "QAT_SYM_CAPA_GEN_%d",
+ qat_pci_dev->qat_dev_gen);
+
#ifdef RTE_LIBRTE_SECURITY
security_instance = rte_malloc("qat_sec",
sizeof(struct rte_security_ctx),
@@ -368,24 +407,48 @@ qat_sym_dev_create(struct qat_pci_device *qat_pci_dev,
internals = cryptodev->data->dev_private;
internals->qat_dev = qat_pci_dev;
- qat_pci_dev->sym_dev = internals;
internals->sym_dev_id = cryptodev->data->dev_id;
switch (qat_pci_dev->qat_dev_gen) {
case QAT_GEN1:
- internals->qat_dev_capabilities = qat_gen1_sym_capabilities;
+ capabilities = qat_gen1_sym_capabilities;
+ capa_size = sizeof(qat_gen1_sym_capabilities);
break;
case QAT_GEN2:
+ capabilities = qat_gen2_sym_capabilities;
+ capa_size = sizeof(qat_gen2_sym_capabilities);
+ break;
case QAT_GEN3:
- internals->qat_dev_capabilities = qat_gen2_sym_capabilities;
+ capabilities = qat_gen3_sym_capabilities;
+ capa_size = sizeof(qat_gen3_sym_capabilities);
break;
default:
- internals->qat_dev_capabilities = qat_gen2_sym_capabilities;
QAT_LOG(DEBUG,
- "QAT gen %d capabilities unknown, default to GEN2",
- qat_pci_dev->qat_dev_gen);
- break;
+ "QAT gen %d capabilities unknown",
+ qat_pci_dev->qat_dev_gen);
+ rte_cryptodev_pmd_destroy(cryptodev);
+ memset(&qat_dev_instance->sym_rte_dev, 0,
+ sizeof(qat_dev_instance->sym_rte_dev));
+ return -(EINVAL);
+ }
+ internals->capa_mz = rte_memzone_lookup(capa_memz_name);
+ if (internals->capa_mz == NULL) {
+ internals->capa_mz = rte_memzone_reserve(capa_memz_name,
+ capa_size,
+ rte_socket_id(), 0);
}
+ if (internals->capa_mz == NULL) {
+ QAT_LOG(DEBUG,
+ "Error allocating memzone for capabilities, destroying PMD for %s",
+ name);
+ rte_cryptodev_pmd_destroy(cryptodev);
+ memset(&qat_dev_instance->sym_rte_dev, 0,
+ sizeof(qat_dev_instance->sym_rte_dev));
+ return -EFAULT;
+ }
+
+ memcpy(internals->capa_mz->addr, capabilities, capa_size);
+ internals->qat_dev_capabilities = internals->capa_mz->addr;
while (1) {
if (qat_dev_cmd_param[i].name == NULL)
@@ -396,8 +459,10 @@ qat_sym_dev_create(struct qat_pci_device *qat_pci_dev,
i++;
}
+ qat_pci_dev->sym_dev = internals;
QAT_LOG(DEBUG, "Created QAT SYM device %s as cryptodev instance %d",
cryptodev->data->name, internals->sym_dev_id);
+
return 0;
}
@@ -410,6 +475,8 @@ qat_sym_dev_destroy(struct qat_pci_device *qat_pci_dev)
return -ENODEV;
if (qat_pci_dev->sym_dev == NULL)
return 0;
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+ rte_memzone_free(qat_pci_dev->sym_dev->capa_mz);
/* free crypto device */
cryptodev = rte_cryptodev_pmd_get_dev(qat_pci_dev->sym_dev->sym_dev_id);
@@ -417,7 +484,7 @@ qat_sym_dev_destroy(struct qat_pci_device *qat_pci_dev)
rte_free(cryptodev->security_ctx);
#endif
rte_cryptodev_pmd_destroy(cryptodev);
- qat_pci_dev->sym_rte_dev.name = NULL;
+ qat_pci_devs[qat_pci_dev->qat_dev_id].sym_rte_dev.name = NULL;
qat_pci_dev->sym_dev = NULL;
return 0;
@@ -426,4 +493,4 @@ qat_sym_dev_destroy(struct qat_pci_device *qat_pci_dev)
static struct cryptodev_driver qat_crypto_drv;
RTE_PMD_REGISTER_CRYPTO_DRIVER(qat_crypto_drv,
cryptodev_qat_sym_driver,
- cryptodev_qat_driver_id);
+ qat_sym_driver_id);
diff --git a/drivers/crypto/qat/qat_sym_pmd.h b/drivers/crypto/qat/qat_sym_pmd.h
index c625fef..f32a77e 100644
--- a/drivers/crypto/qat/qat_sym_pmd.h
+++ b/drivers/crypto/qat/qat_sym_pmd.h
@@ -23,7 +23,7 @@
#define QAT_SYM_CAP_MIXED_CRYPTO (1 << 0)
#define QAT_SYM_CAP_VALID (1 << 31)
-extern uint8_t cryptodev_qat_driver_id;
+extern uint8_t qat_sym_driver_id;
/** private data structure for a QAT device.
* This QAT device is a device offering only symmetric crypto service,
@@ -36,6 +36,8 @@ struct qat_sym_dev_private {
/**< Device instance for this rte_cryptodev */
const struct rte_cryptodev_capabilities *qat_dev_capabilities;
/* QAT device symmetric crypto capabilities */
+ const struct rte_memzone *capa_mz;
+ /* Shared memzone for storing capabilities */
uint16_t min_enq_burst_threshold;
uint32_t internal_capabilities; /* see flags QAT_SYM_CAP_xxx */
};
--
2.1.0
next reply other threads:[~2020-07-06 17:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-06 17:35 Arek Kusztal [this message]
2020-07-06 17:44 ` Trahe, Fiona
2020-07-06 18:16 ` Akhil Goyal
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