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Diffstat (limited to 'drivers/net/ena/base/ena_com.h')
-rw-r--r--drivers/net/ena/base/ena_com.h112
1 files changed, 52 insertions, 60 deletions
diff --git a/drivers/net/ena/base/ena_com.h b/drivers/net/ena/base/ena_com.h
index e5345926..f58cd86a 100644
--- a/drivers/net/ena/base/ena_com.h
+++ b/drivers/net/ena/base/ena_com.h
@@ -35,15 +35,7 @@
#define ENA_COM
#include "ena_plat.h"
-#include "ena_common_defs.h"
-#include "ena_admin_defs.h"
-#include "ena_eth_io_defs.h"
-#include "ena_regs_defs.h"
-#if defined(__linux__) && !defined(__KERNEL__)
-#include <rte_lcore.h>
-#include <rte_spinlock.h>
-#define __iomem
-#endif
+#include "ena_includes.h"
#define ENA_MAX_NUM_IO_QUEUES 128U
/* We need to queues for each IO (on for Tx and one for Rx) */
@@ -89,6 +81,11 @@
#define ENA_INTR_DELAY_OLD_VALUE_WEIGHT 6
#define ENA_INTR_DELAY_NEW_VALUE_WEIGHT 4
+#define ENA_INTR_MODER_LEVEL_STRIDE 1
+#define ENA_INTR_BYTE_COUNT_NOT_SUPPORTED 0xFFFFFF
+
+#define ENA_HW_HINTS_NO_TIMEOUT 0xFFFF
+
enum ena_intr_moder_level {
ENA_INTR_MODER_LOWEST = 0,
ENA_INTR_MODER_LOW,
@@ -120,8 +117,8 @@ struct ena_com_rx_buf_info {
};
struct ena_com_io_desc_addr {
- u8 __iomem *pbuf_dev_addr; /* LLQ address */
- u8 *virt_addr;
+ u8 __iomem *pbuf_dev_addr; /* LLQ address */
+ u8 *virt_addr;
dma_addr_t phys_addr;
ena_mem_handle_t mem_handle;
};
@@ -130,13 +127,12 @@ struct ena_com_tx_meta {
u16 mss;
u16 l3_hdr_len;
u16 l3_hdr_offset;
- u16 l3_outer_hdr_len; /* In words */
- u16 l3_outer_hdr_offset;
u16 l4_hdr_len; /* In words */
};
struct ena_com_io_cq {
struct ena_com_io_desc_addr cdesc_addr;
+ void *bus;
/* Interrupt unmask register */
u32 __iomem *unmask_reg;
@@ -174,6 +170,7 @@ struct ena_com_io_cq {
struct ena_com_io_sq {
struct ena_com_io_desc_addr desc_addr;
+ void *bus;
u32 __iomem *db_addr;
u8 __iomem *header_addr;
@@ -228,8 +225,11 @@ struct ena_com_stats_admin {
struct ena_com_admin_queue {
void *q_dmadev;
+ void *bus;
ena_spinlock_t q_lock; /* spinlock for the admin queue */
+
struct ena_comp_ctx *comp_ctx;
+ u32 completion_timeout;
u16 q_depth;
struct ena_com_admin_cq cq;
struct ena_com_admin_sq sq;
@@ -266,6 +266,7 @@ struct ena_com_mmio_read {
struct ena_admin_ena_mmio_req_read_less_resp *read_resp;
dma_addr_t read_resp_dma_addr;
ena_mem_handle_t read_resp_mem_handle;
+ u32 reg_read_to; /* in us */
u16 seq_num;
bool readless_supported;
/* spin lock to ensure a single outstanding read */
@@ -316,6 +317,7 @@ struct ena_com_dev {
u8 __iomem *reg_bar;
void __iomem *mem_bar;
void *dmadev;
+ void *bus;
enum ena_admin_placement_policy_type tx_mem_queue_type;
u32 tx_max_header_size;
@@ -340,6 +342,7 @@ struct ena_com_dev_get_features_ctx {
struct ena_admin_device_attr_feature_desc dev_attr;
struct ena_admin_feature_aenq_desc aenq;
struct ena_admin_feature_offload_desc offload;
+ struct ena_admin_ena_hw_hints hw_hints;
};
struct ena_com_create_io_ctx {
@@ -379,7 +382,7 @@ int ena_com_mmio_reg_read_request_init(struct ena_com_dev *ena_dev);
/* ena_com_set_mmio_read_mode - Enable/disable the mmio reg read mechanism
* @ena_dev: ENA communication layer struct
- * @realess_supported: readless mode (enable/disable)
+ * @readless_supported: readless mode (enable/disable)
*/
void ena_com_set_mmio_read_mode(struct ena_com_dev *ena_dev,
bool readless_supported);
@@ -421,14 +424,16 @@ void ena_com_admin_destroy(struct ena_com_dev *ena_dev);
/* ena_com_dev_reset - Perform device FLR to the device.
* @ena_dev: ENA communication layer struct
+ * @reset_reason: Specify what is the trigger for the reset in case of an error.
*
* @return - 0 on success, negative value on failure.
*/
-int ena_com_dev_reset(struct ena_com_dev *ena_dev);
+int ena_com_dev_reset(struct ena_com_dev *ena_dev,
+ enum ena_regs_reset_reason_types reset_reason);
/* ena_com_create_io_queue - Create io queue.
* @ena_dev: ENA communication layer struct
- * ena_com_create_io_ctx - create context structure
+ * @ctx - create context structure
*
* Create the submission and the completion queues.
*
@@ -437,8 +442,9 @@ int ena_com_dev_reset(struct ena_com_dev *ena_dev);
int ena_com_create_io_queue(struct ena_com_dev *ena_dev,
struct ena_com_create_io_ctx *ctx);
-/* ena_com_admin_destroy - Destroy IO queue with the queue id - qid.
+/* ena_com_destroy_io_queue - Destroy IO queue with the queue id - qid.
* @ena_dev: ENA communication layer struct
+ * @qid - the caller virtual queue id.
*/
void ena_com_destroy_io_queue(struct ena_com_dev *ena_dev, u16 qid);
@@ -581,9 +587,8 @@ int ena_com_set_aenq_config(struct ena_com_dev *ena_dev, u32 groups_flag);
*
* @return: 0 on Success and negative value otherwise.
*/
-int
-ena_com_get_dev_attr_feat(struct ena_com_dev *ena_dev,
- struct ena_com_dev_get_features_ctx *get_feat_ctx);
+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_dev: ENA communication layer struct
@@ -608,9 +613,8 @@ int ena_com_set_dev_mtu(struct ena_com_dev *ena_dev, int mtu);
*
* @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_get_offload_settings(struct ena_com_dev *ena_dev,
+ struct ena_admin_feature_offload_desc *offload);
/* ena_com_rss_init - Init RSS
* @ena_dev: ENA communication layer struct
@@ -765,8 +769,8 @@ int ena_com_indirect_table_set(struct ena_com_dev *ena_dev);
*
* Retrieve the RSS indirection table from the device.
*
- * @note: If the caller called ena_com_indirect_table_fill_entry but didn't
- * flash it to the device, the new configuration will be lost.
+ * @note: If the caller called ena_com_indirect_table_fill_entry but didn't flash
+ * it to the device, the new configuration will be lost.
*
* @return: 0 on Success and negative value otherwise.
*/
@@ -874,8 +878,7 @@ bool ena_com_interrupt_moderation_supported(struct ena_com_dev *ena_dev);
* moderation table back to the default parameters.
* @ena_dev: ENA communication layer struct
*/
-void
-ena_com_config_default_interrupt_moderation_table(struct ena_com_dev *ena_dev);
+void ena_com_config_default_interrupt_moderation_table(struct ena_com_dev *ena_dev);
/* ena_com_update_nonadaptive_moderation_interval_tx - Update the
* non-adaptive interval in Tx direction.
@@ -884,9 +887,8 @@ ena_com_config_default_interrupt_moderation_table(struct ena_com_dev *ena_dev);
*
* @return - 0 on success, negative value on failure.
*/
-int
-ena_com_update_nonadaptive_moderation_interval_tx(struct ena_com_dev *ena_dev,
- u32 tx_coalesce_usecs);
+int ena_com_update_nonadaptive_moderation_interval_tx(struct ena_com_dev *ena_dev,
+ u32 tx_coalesce_usecs);
/* ena_com_update_nonadaptive_moderation_interval_rx - Update the
* non-adaptive interval in Rx direction.
@@ -895,9 +897,8 @@ ena_com_update_nonadaptive_moderation_interval_tx(struct ena_com_dev *ena_dev,
*
* @return - 0 on success, negative value on failure.
*/
-int
-ena_com_update_nonadaptive_moderation_interval_rx(struct ena_com_dev *ena_dev,
- u32 rx_coalesce_usecs);
+int ena_com_update_nonadaptive_moderation_interval_rx(struct ena_com_dev *ena_dev,
+ u32 rx_coalesce_usecs);
/* ena_com_get_nonadaptive_moderation_interval_tx - Retrieve the
* non-adaptive interval in Tx direction.
@@ -905,8 +906,7 @@ ena_com_update_nonadaptive_moderation_interval_rx(struct ena_com_dev *ena_dev,
*
* @return - interval in usec
*/
-unsigned int
-ena_com_get_nonadaptive_moderation_interval_tx(struct ena_com_dev *ena_dev);
+unsigned int ena_com_get_nonadaptive_moderation_interval_tx(struct ena_com_dev *ena_dev);
/* ena_com_get_nonadaptive_moderation_interval_rx - Retrieve the
* non-adaptive interval in Rx direction.
@@ -914,8 +914,7 @@ ena_com_get_nonadaptive_moderation_interval_tx(struct ena_com_dev *ena_dev);
*
* @return - interval in usec
*/
-unsigned int
-ena_com_get_nonadaptive_moderation_interval_rx(struct ena_com_dev *ena_dev);
+unsigned int ena_com_get_nonadaptive_moderation_interval_rx(struct ena_com_dev *ena_dev);
/* ena_com_init_intr_moderation_entry - Update a single entry in the interrupt
* moderation table.
@@ -940,20 +939,17 @@ void ena_com_get_intr_moderation_entry(struct ena_com_dev *ena_dev,
enum ena_intr_moder_level level,
struct ena_intr_moder_entry *entry);
-static inline bool
-ena_com_get_adaptive_moderation_enabled(struct ena_com_dev *ena_dev)
+static inline bool ena_com_get_adaptive_moderation_enabled(struct ena_com_dev *ena_dev)
{
return ena_dev->adaptive_coalescing;
}
-static inline void
-ena_com_enable_adaptive_moderation(struct ena_com_dev *ena_dev)
+static inline void ena_com_enable_adaptive_moderation(struct ena_com_dev *ena_dev)
{
ena_dev->adaptive_coalescing = true;
}
-static inline void
-ena_com_disable_adaptive_moderation(struct ena_com_dev *ena_dev)
+static inline void ena_com_disable_adaptive_moderation(struct ena_com_dev *ena_dev)
{
ena_dev->adaptive_coalescing = false;
}
@@ -966,12 +962,11 @@ ena_com_disable_adaptive_moderation(struct ena_com_dev *ena_dev)
* @moder_tbl_idx: Current table level as input update new level as return
* value.
*/
-static inline void
-ena_com_calculate_interrupt_delay(struct ena_com_dev *ena_dev,
- unsigned int pkts,
- unsigned int bytes,
- unsigned int *smoothed_interval,
- unsigned int *moder_tbl_idx)
+static inline void ena_com_calculate_interrupt_delay(struct ena_com_dev *ena_dev,
+ unsigned int pkts,
+ unsigned int bytes,
+ unsigned int *smoothed_interval,
+ unsigned int *moder_tbl_idx)
{
enum ena_intr_moder_level curr_moder_idx, new_moder_idx;
struct ena_intr_moder_entry *curr_moder_entry;
@@ -1001,17 +996,20 @@ ena_com_calculate_interrupt_delay(struct ena_com_dev *ena_dev,
if (curr_moder_idx == ENA_INTR_MODER_LOWEST) {
if ((pkts > curr_moder_entry->pkts_per_interval) ||
(bytes > curr_moder_entry->bytes_per_interval))
- new_moder_idx = (enum ena_intr_moder_level)(curr_moder_idx + 1);
+ new_moder_idx =
+ (enum ena_intr_moder_level)(curr_moder_idx + ENA_INTR_MODER_LEVEL_STRIDE);
} else {
- pred_moder_entry = &intr_moder_tbl[curr_moder_idx - 1];
+ pred_moder_entry = &intr_moder_tbl[curr_moder_idx - ENA_INTR_MODER_LEVEL_STRIDE];
if ((pkts <= pred_moder_entry->pkts_per_interval) ||
(bytes <= pred_moder_entry->bytes_per_interval))
- new_moder_idx = (enum ena_intr_moder_level)(curr_moder_idx - 1);
+ new_moder_idx =
+ (enum ena_intr_moder_level)(curr_moder_idx - ENA_INTR_MODER_LEVEL_STRIDE);
else if ((pkts > curr_moder_entry->pkts_per_interval) ||
(bytes > curr_moder_entry->bytes_per_interval)) {
if (curr_moder_idx != ENA_INTR_MODER_HIGHEST)
- new_moder_idx = (enum ena_intr_moder_level)(curr_moder_idx + 1);
+ new_moder_idx =
+ (enum ena_intr_moder_level)(curr_moder_idx + ENA_INTR_MODER_LEVEL_STRIDE);
}
}
new_moder_entry = &intr_moder_tbl[new_moder_idx];
@@ -1044,18 +1042,12 @@ static inline void ena_com_update_intr_reg(struct ena_eth_io_intr_reg *intr_reg,
intr_reg->intr_control |=
(tx_delay_interval << ENA_ETH_IO_INTR_REG_TX_INTR_DELAY_SHIFT)
- & ENA_ETH_IO_INTR_REG_RX_INTR_DELAY_MASK;
+ & ENA_ETH_IO_INTR_REG_TX_INTR_DELAY_MASK;
if (unmask)
intr_reg->intr_control |= ENA_ETH_IO_INTR_REG_INTR_UNMASK_MASK;
}
-int ena_com_get_dev_extended_stats(struct ena_com_dev *ena_dev, char *buff,
- u32 len);
-
-int ena_com_extended_stats_set_func_queue(struct ena_com_dev *ena_dev,
- u32 funct_queue);
-
#if defined(__cplusplus)
}
#endif /* __cplusplus */