[dpdk-dev] [PATCH v3 32/38] crypto/qat: add max PCI devices to config file

[Tomasz Jozwiak]

From: Fiona Trahe <fiona.tr...@intel.com>

Added CONFIG_RTE_PMD_QAT_MAX_PCI_DEVICES to
build config files.

Signed-off-by: Tomasz Jozwiak <tomaszx.jozw...@intel.com>
---
 config/common_base              | 5 ++++-
 config/rte_config.h             | 2 ++
 drivers/crypto/qat/qat_device.c | 8 ++++----
 drivers/crypto/qat/qat_device.h | 2 --
 4 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/config/common_base b/config/common_base
index 6b0d1cbbb..cf0741199 100644
--- a/config/common_base
+++ b/config/common_base
@@ -495,7 +495,10 @@ CONFIG_RTE_LIBRTE_PMD_QAT_DEBUG_DRIVER=n
 # on a single QuickAssist device.
 #
 CONFIG_RTE_QAT_PMD_MAX_NB_SESSIONS=2048
-
+#
+# Max. number of QuickAssist devices, which can be detected and attached
+#
+CONFIG_RTE_PMD_QAT_MAX_PCI_DEVICES=48
 #
 # Compile PMD for virtio crypto devices
 #
diff --git a/config/rte_config.h b/config/rte_config.h
index a1d01759e..e353d8d6d 100644
--- a/config/rte_config.h
+++ b/config/rte_config.h
@@ -91,6 +91,8 @@
  */
 /* QuickAssist device */
 #define RTE_QAT_PMD_MAX_NB_SESSIONS 2048
+/* Max. number of QuickAssist devices which can be attached */
+#define RTE_PMD_QAT_MAX_PCI_DEVICES 48
 
 /* virtio crypto defines */
 #define RTE_VIRTIO_CRYPTO_PMD_MAX_NB_SESSIONS 1024
diff --git a/drivers/crypto/qat/qat_device.c b/drivers/crypto/qat/qat_device.c
index a0e414905..0cab2e928 100644
--- a/drivers/crypto/qat/qat_device.c
+++ b/drivers/crypto/qat/qat_device.c
@@ -23,7 +23,7 @@ struct qat_gen_hw_data qat_gen_config[] =  {
 };
 
 
-static struct qat_pci_device qat_pci_devices[QAT_MAX_PCI_DEVICES];
+static struct qat_pci_device qat_pci_devices[RTE_PMD_QAT_MAX_PCI_DEVICES];
 static int qat_nb_pci_devices;
 
 /*
@@ -62,7 +62,7 @@ qat_pci_get_named_dev(const char *name)
        if (name == NULL)
                return NULL;
 
-       for (i = 0; i < QAT_MAX_PCI_DEVICES; i++) {
+       for (i = 0; i < RTE_PMD_QAT_MAX_PCI_DEVICES; i++) {
                dev = &qat_pci_devices[i];
 
                if ((dev->attached == QAT_ATTACHED) &&
@@ -78,7 +78,7 @@ qat_pci_find_free_device_index(void)
 {
        uint8_t dev_id;
 
-       for (dev_id = 0; dev_id < QAT_MAX_PCI_DEVICES; 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;
        }
@@ -111,7 +111,7 @@ qat_pci_device_allocate(struct rte_pci_device *pci_dev)
        }
 
        qat_dev_id = qat_pci_find_free_device_index();
-       if (qat_dev_id == QAT_MAX_PCI_DEVICES) {
+       if (qat_dev_id == RTE_PMD_QAT_MAX_PCI_DEVICES) {
                PMD_DRV_LOG(ERR, "Reached maximum number of QAT devices");
                return NULL;
        }
diff --git a/drivers/crypto/qat/qat_device.h b/drivers/crypto/qat/qat_device.h
index 3df6520c3..e18c8a706 100644
--- a/drivers/crypto/qat/qat_device.h
+++ b/drivers/crypto/qat/qat_device.h
@@ -11,11 +11,9 @@
 #include "adf_transport_access_macros.h"
 #include "qat_qp.h"
 
-
 #define QAT_DETACHED  (0)
 #define QAT_ATTACHED  (1)
 
-#define QAT_MAX_PCI_DEVICES    48
 #define QAT_DEV_NAME_MAX_LEN   64
 
 /*
-- 
2.17.0