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authorMaxime Ripard <maxime@cerno.tech>2020-08-18 14:14:25 +0200
committerMaxime Ripard <maxime@cerno.tech>2020-08-18 14:14:25 +0200
commitd85ddd1318e66c0c2665dbfcbc21a8b66c9152aa (patch)
treee49e401abd2468b398d4bc84c7e05c2c2c3b0966 /drivers/net/ethernet/amazon/ena/ena_admin_defs.h
parentMAINTAINERS: Change maintainer for hisilicon DRM driver (diff)
parentLinux 5.9-rc1 (diff)
downloadlinux-dev-d85ddd1318e66c0c2665dbfcbc21a8b66c9152aa.tar.xz
linux-dev-d85ddd1318e66c0c2665dbfcbc21a8b66c9152aa.zip
Merge v5.9-rc1 into drm-misc-next
Sam needs 5.9-rc1 to have dev_err_probe in to merge some patches. Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'drivers/net/ethernet/amazon/ena/ena_admin_defs.h')
-rw-r--r--drivers/net/ethernet/amazon/ena/ena_admin_defs.h47
1 files changed, 43 insertions, 4 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_admin_defs.h b/drivers/net/ethernet/amazon/ena/ena_admin_defs.h
index 336742f6e3c3..b818a169c193 100644
--- a/drivers/net/ethernet/amazon/ena/ena_admin_defs.h
+++ b/drivers/net/ethernet/amazon/ena/ena_admin_defs.h
@@ -491,6 +491,36 @@ enum ena_admin_llq_stride_ctrl {
ENA_ADMIN_MULTIPLE_DESCS_PER_ENTRY = 2,
};
+enum ena_admin_accel_mode_feat {
+ ENA_ADMIN_DISABLE_META_CACHING = 0,
+ ENA_ADMIN_LIMIT_TX_BURST = 1,
+};
+
+struct ena_admin_accel_mode_get {
+ /* bit field of enum ena_admin_accel_mode_feat */
+ u16 supported_flags;
+
+ /* maximum burst size between two doorbells. The size is in bytes */
+ u16 max_tx_burst_size;
+};
+
+struct ena_admin_accel_mode_set {
+ /* bit field of enum ena_admin_accel_mode_feat */
+ u16 enabled_flags;
+
+ u16 reserved;
+};
+
+struct ena_admin_accel_mode_req {
+ union {
+ u32 raw[2];
+
+ struct ena_admin_accel_mode_get get;
+
+ struct ena_admin_accel_mode_set set;
+ } u;
+};
+
struct ena_admin_feature_llq_desc {
u32 max_llq_num;
@@ -536,10 +566,13 @@ struct ena_admin_feature_llq_desc {
/* the stride control the driver selected to use */
u16 descriptors_stride_ctrl_enabled;
- /* Maximum size in bytes taken by llq entries in a single tx burst.
- * Set to 0 when there is no such limit.
+ /* reserved */
+ u32 reserved1;
+
+ /* accelerated low latency queues requirement. driver needs to
+ * support those requirements in order to use accelerated llq
*/
- u32 max_tx_burst_size;
+ struct ena_admin_accel_mode_req accel_mode;
};
struct ena_admin_queue_ext_feature_fields {
@@ -816,7 +849,9 @@ struct ena_admin_host_info {
/* 0 : reserved
* 1 : rx_offset
* 2 : interrupt_moderation
- * 31:3 : reserved
+ * 3 : rx_buf_mirroring
+ * 4 : rss_configurable_function_key
+ * 31:5 : reserved
*/
u32 driver_supported_features;
};
@@ -1129,6 +1164,10 @@ struct ena_admin_ena_mmio_req_read_less_resp {
#define ENA_ADMIN_HOST_INFO_RX_OFFSET_MASK BIT(1)
#define ENA_ADMIN_HOST_INFO_INTERRUPT_MODERATION_SHIFT 2
#define ENA_ADMIN_HOST_INFO_INTERRUPT_MODERATION_MASK BIT(2)
+#define ENA_ADMIN_HOST_INFO_RX_BUF_MIRRORING_SHIFT 3
+#define ENA_ADMIN_HOST_INFO_RX_BUF_MIRRORING_MASK BIT(3)
+#define ENA_ADMIN_HOST_INFO_RSS_CONFIGURABLE_FUNCTION_KEY_SHIFT 4
+#define ENA_ADMIN_HOST_INFO_RSS_CONFIGURABLE_FUNCTION_KEY_MASK BIT(4)
/* aenq_common_desc */
#define ENA_ADMIN_AENQ_COMMON_DESC_PHASE_MASK BIT(0)