diff options
Diffstat (limited to 'drivers/net/ethernet/amazon/ena/ena_com.h')
| -rw-r--r-- | drivers/net/ethernet/amazon/ena/ena_com.h | 96 |
1 files changed, 66 insertions, 30 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_com.h b/drivers/net/ethernet/amazon/ena/ena_com.h index fea57eb8e58b..9414e93d107b 100644 --- a/drivers/net/ethernet/amazon/ena/ena_com.h +++ b/drivers/net/ethernet/amazon/ena/ena_com.h @@ -42,12 +42,14 @@ #define ADMIN_CQ_SIZE(depth) ((depth) * sizeof(struct ena_admin_acq_entry)) #define ADMIN_AENQ_SIZE(depth) ((depth) * sizeof(struct ena_admin_aenq_entry)) +#define ENA_CUSTOMER_METRICS_BUFFER_SIZE 512 + /*****************************************************************************/ /*****************************************************************************/ /* ENA adaptive interrupt moderation settings */ #define ENA_INTR_INITIAL_TX_INTERVAL_USECS 64 -#define ENA_INTR_INITIAL_RX_INTERVAL_USECS 0 +#define ENA_INTR_INITIAL_RX_INTERVAL_USECS 20 #define ENA_DEFAULT_INTR_DELAY_RESOLUTION 1 #define ENA_HASH_KEY_SIZE 40 @@ -222,9 +224,6 @@ struct ena_com_admin_queue { /* Indicate if the admin queue should poll for completion */ bool polling; - /* Define if fallback to polling mode should occur */ - bool auto_polling; - u16 curr_cmd_id; /* Indicate that the ena was initialized and can @@ -278,6 +277,16 @@ struct ena_rss { }; +struct ena_customer_metrics { + /* in correlation with ENA_ADMIN_CUSTOMER_METRICS_SUPPORT_MASK + * and ena_admin_customer_metrics_id + */ + u64 supported_metrics; + dma_addr_t buffer_dma_addr; + void *buffer_virt_addr; + u32 buffer_len; +}; + struct ena_host_attribute { /* Debug area */ u8 *debug_area_virt_addr; @@ -305,6 +314,8 @@ struct ena_com_dev { u16 stats_func; /* Selected function for extended statistic dump */ u16 stats_queue; /* Selected queue for extended statistic dump */ + u32 ena_min_poll_delay_us; + struct ena_com_mmio_read mmio_read; struct ena_rss rss; @@ -326,7 +337,7 @@ struct ena_com_dev { struct ena_com_llq_info llq_info; - u32 ena_min_poll_delay_us; + struct ena_customer_metrics customer_metrics; }; struct ena_com_dev_get_features_ctx { @@ -479,17 +490,6 @@ bool ena_com_get_admin_running_state(struct ena_com_dev *ena_dev); */ void ena_com_set_admin_polling_mode(struct ena_com_dev *ena_dev, bool polling); -/* ena_com_set_admin_auto_polling_mode - Enable autoswitch to polling mode - * @ena_dev: ENA communication layer struct - * @polling: Enable/Disable polling mode - * - * Set the autopolling mode. - * If autopolling is on: - * In case of missing interrupt when data is available switch to polling. - */ -void ena_com_set_admin_auto_polling_mode(struct ena_com_dev *ena_dev, - bool polling); - /* ena_com_admin_q_comp_intr_handler - admin queue interrupt handler * @ena_dev: ENA communication layer struct * @@ -577,40 +577,40 @@ int ena_com_set_aenq_config(struct ena_com_dev *ena_dev, u32 groups_flag); int ena_com_get_dev_attr_feat(struct ena_com_dev *ena_dev, struct ena_com_dev_get_features_ctx *get_feat_ctx); -/* ena_com_get_dev_basic_stats - Get device basic statistics +/* ena_com_get_eni_stats - Get extended network interface statistics * @ena_dev: ENA communication layer struct * @stats: stats return value * * @return: 0 on Success and negative value otherwise. */ -int ena_com_get_dev_basic_stats(struct ena_com_dev *ena_dev, - struct ena_admin_basic_stats *stats); +int ena_com_get_eni_stats(struct ena_com_dev *ena_dev, + struct ena_admin_eni_stats *stats); -/* ena_com_get_eni_stats - Get extended network interface statistics +/* ena_com_get_ena_srd_info - Get ENA SRD network interface statistics * @ena_dev: ENA communication layer struct - * @stats: stats return value + * @info: ena srd stats and flags * * @return: 0 on Success and negative value otherwise. */ -int ena_com_get_eni_stats(struct ena_com_dev *ena_dev, - struct ena_admin_eni_stats *stats); +int ena_com_get_ena_srd_info(struct ena_com_dev *ena_dev, + struct ena_admin_ena_srd_info *info); -/* ena_com_set_dev_mtu - Configure the device mtu. +/* ena_com_get_customer_metrics - Get customer metrics for network interface * @ena_dev: ENA communication layer struct - * @mtu: mtu value + * @buffer: buffer for returned customer metrics + * @len: size of the buffer * * @return: 0 on Success and negative value otherwise. */ -int ena_com_set_dev_mtu(struct ena_com_dev *ena_dev, u32 mtu); +int ena_com_get_customer_metrics(struct ena_com_dev *ena_dev, char *buffer, u32 len); -/* ena_com_get_offload_settings - Retrieve the device offloads capabilities +/* ena_com_set_dev_mtu - Configure the device mtu. * @ena_dev: ENA communication layer struct - * @offlad: offload return value + * @mtu: mtu value * * @return: 0 on Success and negative value otherwise. */ -int ena_com_get_offload_settings(struct ena_com_dev *ena_dev, - struct ena_admin_feature_offload_desc *offload); +int ena_com_set_dev_mtu(struct ena_com_dev *ena_dev, u32 mtu); /* ena_com_rss_init - Init RSS * @ena_dev: ENA communication layer struct @@ -805,6 +805,13 @@ int ena_com_allocate_host_info(struct ena_com_dev *ena_dev); int ena_com_allocate_debug_area(struct ena_com_dev *ena_dev, u32 debug_area_size); +/* ena_com_allocate_customer_metrics_buffer - Allocate customer metrics resources. + * @ena_dev: ENA communication layer struct + * + * @return: 0 on Success and negative value otherwise. + */ +int ena_com_allocate_customer_metrics_buffer(struct ena_com_dev *ena_dev); + /* ena_com_delete_debug_area - Free the debug area resources. * @ena_dev: ENA communication layer struct * @@ -819,6 +826,13 @@ void ena_com_delete_debug_area(struct ena_com_dev *ena_dev); */ void ena_com_delete_host_info(struct ena_com_dev *ena_dev); +/* ena_com_delete_customer_metrics_buffer - Free the customer metrics resources. + * @ena_dev: ENA communication layer struct + * + * Free the allocated customer metrics area. + */ +void ena_com_delete_customer_metrics_buffer(struct ena_com_dev *ena_dev); + /* ena_com_set_host_attributes - Update the device with the host * attributes (debug area and host info) base address. * @ena_dev: ENA communication layer struct @@ -975,6 +989,28 @@ static inline bool ena_com_get_cap(struct ena_com_dev *ena_dev, return !!(ena_dev->capabilities & BIT(cap_id)); } +/* ena_com_get_customer_metric_support - query whether device supports a given customer metric. + * @ena_dev: ENA communication layer struct + * @metric_id: enum value representing the customer metric + * + * @return - true if customer metric is supported or false otherwise + */ +static inline bool ena_com_get_customer_metric_support(struct ena_com_dev *ena_dev, + enum ena_admin_customer_metrics_id metric_id) +{ + return !!(ena_dev->customer_metrics.supported_metrics & BIT(metric_id)); +} + +/* ena_com_get_customer_metric_count - return the number of supported customer metrics. + * @ena_dev: ENA communication layer struct + * + * @return - the number of supported customer metrics + */ +static inline int ena_com_get_customer_metric_count(struct ena_com_dev *ena_dev) +{ + return hweight64(ena_dev->customer_metrics.supported_metrics); +} + /* ena_com_update_intr_reg - Prepare interrupt register * @intr_reg: interrupt register to update. * @rx_delay_interval: Rx interval in usecs |