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Date: Tue, 9 Oct 2018 21:44:59 +0300
From: <akiyano@...zon.com>
To: <davem@...emloft.net>, <netdev@...r.kernel.org>
CC: Arthur Kiyanovski <akiyano@...zon.com>, <dwmw@...zon.com>,
<zorik@...zon.com>, <matua@...zon.com>, <saeedb@...zon.com>,
<msw@...zon.com>, <aliguori@...zon.com>, <nafea@...zon.com>,
<gtzalik@...zon.com>, <netanel@...zon.com>, <alisaidi@...zon.com>
Subject: [PATCH V1 net-next 02/12] net: ena: complete host info to match latest ENA spec
From: Arthur Kiyanovski <akiyano@...zon.com>
Add new fields and definitions to host info and fill them
according to the latest ENA spec version.
Signed-off-by: Arthur Kiyanovski <akiyano@...zon.com>
---
drivers/net/ethernet/amazon/ena/ena_admin_defs.h | 31 ++++++++++++++++++++++-
drivers/net/ethernet/amazon/ena/ena_com.c | 12 +++------
drivers/net/ethernet/amazon/ena/ena_common_defs.h | 4 +--
drivers/net/ethernet/amazon/ena/ena_netdev.c | 10 +++++---
4 files changed, 43 insertions(+), 14 deletions(-)
diff --git a/drivers/net/ethernet/amazon/ena/ena_admin_defs.h b/drivers/net/ethernet/amazon/ena/ena_admin_defs.h
index 4532e57..d735164 100644
--- a/drivers/net/ethernet/amazon/ena/ena_admin_defs.h
+++ b/drivers/net/ethernet/amazon/ena/ena_admin_defs.h
@@ -63,6 +63,8 @@ enum ena_admin_aq_completion_status {
ENA_ADMIN_ILLEGAL_PARAMETER = 5,
ENA_ADMIN_UNKNOWN_ERROR = 6,
+
+ ENA_ADMIN_RESOURCE_BUSY = 7,
};
enum ena_admin_aq_feature_id {
@@ -702,6 +704,10 @@ enum ena_admin_os_type {
ENA_ADMIN_OS_FREEBSD = 4,
ENA_ADMIN_OS_IPXE = 5,
+
+ ENA_ADMIN_OS_ESXI = 6,
+
+ ENA_ADMIN_OS_GROUPS_NUM = 6,
};
struct ena_admin_host_info {
@@ -723,11 +729,27 @@ struct ena_admin_host_info {
/* 7:0 : major
* 15:8 : minor
* 23:16 : sub_minor
+ * 31:24 : module_type
*/
u32 driver_version;
/* features bitmap */
- u32 supported_network_features[4];
+ u32 supported_network_features[2];
+
+ /* ENA spec version of driver */
+ u16 ena_spec_version;
+
+ /* ENA device's Bus, Device and Function
+ * 2:0 : function
+ * 7:3 : device
+ * 15:8 : bus
+ */
+ u16 bdf;
+
+ /* Number of CPUs */
+ u16 num_cpus;
+
+ u16 reserved;
};
struct ena_admin_rss_ind_table_entry {
@@ -1008,6 +1030,13 @@ struct ena_admin_ena_mmio_req_read_less_resp {
#define ENA_ADMIN_HOST_INFO_MINOR_MASK GENMASK(15, 8)
#define ENA_ADMIN_HOST_INFO_SUB_MINOR_SHIFT 16
#define ENA_ADMIN_HOST_INFO_SUB_MINOR_MASK GENMASK(23, 16)
+#define ENA_ADMIN_HOST_INFO_MODULE_TYPE_SHIFT 24
+#define ENA_ADMIN_HOST_INFO_MODULE_TYPE_MASK GENMASK(31, 24)
+#define ENA_ADMIN_HOST_INFO_FUNCTION_MASK GENMASK(2, 0)
+#define ENA_ADMIN_HOST_INFO_DEVICE_SHIFT 3
+#define ENA_ADMIN_HOST_INFO_DEVICE_MASK GENMASK(7, 3)
+#define ENA_ADMIN_HOST_INFO_BUS_SHIFT 8
+#define ENA_ADMIN_HOST_INFO_BUS_MASK GENMASK(15, 8)
/* aenq_common_desc */
#define ENA_ADMIN_AENQ_COMMON_DESC_PHASE_MASK BIT(0)
diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c
index 7635c38..b6e6a47 100644
--- a/drivers/net/ethernet/amazon/ena/ena_com.c
+++ b/drivers/net/ethernet/amazon/ena/ena_com.c
@@ -41,9 +41,6 @@
#define ENA_ASYNC_QUEUE_DEPTH 16
#define ENA_ADMIN_QUEUE_DEPTH 32
-#define MIN_ENA_VER (((ENA_COMMON_SPEC_VERSION_MAJOR) << \
- ENA_REGS_VERSION_MAJOR_VERSION_SHIFT) \
- | (ENA_COMMON_SPEC_VERSION_MINOR))
#define ENA_CTRL_MAJOR 0
#define ENA_CTRL_MINOR 0
@@ -1400,11 +1397,6 @@ int ena_com_validate_version(struct ena_com_dev *ena_dev)
ENA_REGS_VERSION_MAJOR_VERSION_SHIFT,
ver & ENA_REGS_VERSION_MINOR_VERSION_MASK);
- if (ver < MIN_ENA_VER) {
- pr_err("ENA version is lower than the minimal version the driver supports\n");
- return -1;
- }
-
pr_info("ena controller version: %d.%d.%d implementation version %d\n",
(ctrl_ver & ENA_REGS_CONTROLLER_VERSION_MAJOR_VERSION_MASK) >>
ENA_REGS_CONTROLLER_VERSION_MAJOR_VERSION_SHIFT,
@@ -2441,6 +2433,10 @@ int ena_com_allocate_host_info(struct ena_com_dev *ena_dev)
if (unlikely(!host_attr->host_info))
return -ENOMEM;
+ host_attr->host_info->ena_spec_version =
+ ((ENA_COMMON_SPEC_VERSION_MAJOR << ENA_REGS_VERSION_MAJOR_VERSION_SHIFT) |
+ (ENA_COMMON_SPEC_VERSION_MINOR));
+
return 0;
}
diff --git a/drivers/net/ethernet/amazon/ena/ena_common_defs.h b/drivers/net/ethernet/amazon/ena/ena_common_defs.h
index bb8d736..23beb7e 100644
--- a/drivers/net/ethernet/amazon/ena/ena_common_defs.h
+++ b/drivers/net/ethernet/amazon/ena/ena_common_defs.h
@@ -32,8 +32,8 @@
#ifndef _ENA_COMMON_H_
#define _ENA_COMMON_H_
-#define ENA_COMMON_SPEC_VERSION_MAJOR 0 /* */
-#define ENA_COMMON_SPEC_VERSION_MINOR 10 /* */
+#define ENA_COMMON_SPEC_VERSION_MAJOR 2
+#define ENA_COMMON_SPEC_VERSION_MINOR 0
/* ENA operates with 48-bit memory addresses. ena_mem_addr_t */
struct ena_common_mem_addr {
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index 69a4978..0c9c0d3 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -2206,7 +2206,8 @@ static u16 ena_select_queue(struct net_device *dev, struct sk_buff *skb,
return qid;
}
-static void ena_config_host_info(struct ena_com_dev *ena_dev)
+static void ena_config_host_info(struct ena_com_dev *ena_dev,
+ struct pci_dev *pdev)
{
struct ena_admin_host_info *host_info;
int rc;
@@ -2220,6 +2221,7 @@ static void ena_config_host_info(struct ena_com_dev *ena_dev)
host_info = ena_dev->host_attr.host_info;
+ host_info->bdf = (pdev->bus->number << 8) | pdev->devfn;
host_info->os_type = ENA_ADMIN_OS_LINUX;
host_info->kernel_ver = LINUX_VERSION_CODE;
strncpy(host_info->kernel_ver_str, utsname()->version,
@@ -2230,7 +2232,9 @@ static void ena_config_host_info(struct ena_com_dev *ena_dev)
host_info->driver_version =
(DRV_MODULE_VER_MAJOR) |
(DRV_MODULE_VER_MINOR << ENA_ADMIN_HOST_INFO_MINOR_SHIFT) |
- (DRV_MODULE_VER_SUBMINOR << ENA_ADMIN_HOST_INFO_SUB_MINOR_SHIFT);
+ (DRV_MODULE_VER_SUBMINOR << ENA_ADMIN_HOST_INFO_SUB_MINOR_SHIFT) |
+ ("K"[0] << ENA_ADMIN_HOST_INFO_MODULE_TYPE_SHIFT);
+ host_info->num_cpus = num_online_cpus();
rc = ena_com_set_host_attributes(ena_dev);
if (rc) {
@@ -2454,7 +2458,7 @@ static int ena_device_init(struct ena_com_dev *ena_dev, struct pci_dev *pdev,
*/
ena_com_set_admin_polling_mode(ena_dev, true);
- ena_config_host_info(ena_dev);
+ ena_config_host_info(ena_dev, pdev);
/* Get Device Attributes*/
rc = ena_com_get_dev_attr_feat(ena_dev, get_feat_ctx);
--
2.7.4
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