@@ -113,6 +113,7 @@ enum hclge_comm_opcode_type {
HCLGE_COMM_OPC_RSS_GENERIC_CFG = 0x0D01,
HCLGE_COMM_OPC_RSS_INPUT_TUPLE = 0x0D02,
HCLGE_COMM_OPC_RSS_INDIR_TABLE = 0x0D07,
+ HCLGE_COMM_OPC_RSS_TC_MODE = 0x0D08,
HCLGE_COMM_OPC_IMP_COMPAT_CFG = 0x701A,
};
@@ -3,8 +3,190 @@
#include <linux/skbuff.h>
#include "hnae3.h"
+#include "hclge_comm_cmd.h"
#include "hclge_comm_rss.h"
+static const u8 hclge_comm_hash_key[] = {
+ 0x6D, 0x5A, 0x56, 0xDA, 0x25, 0x5B, 0x0E, 0xC2,
+ 0x41, 0x67, 0x25, 0x3D, 0x43, 0xA3, 0x8F, 0xB0,
+ 0xD0, 0xCA, 0x2B, 0xCB, 0xAE, 0x7B, 0x30, 0xB4,
+ 0x77, 0xCB, 0x2D, 0xA3, 0x80, 0x30, 0xF2, 0x0C,
+ 0x6A, 0x42, 0xB7, 0x3B, 0xBE, 0xAC, 0x01, 0xFA
+};
+
+static void
+hclge_comm_init_rss_tuple(struct hnae3_ae_dev *ae_dev,
+ struct hclge_comm_rss_tuple_cfg *rss_tuple_cfg)
+{
+ rss_tuple_cfg->ipv4_tcp_en = HCLGE_COMM_RSS_INPUT_TUPLE_OTHER;
+ rss_tuple_cfg->ipv4_udp_en = HCLGE_COMM_RSS_INPUT_TUPLE_OTHER;
+ rss_tuple_cfg->ipv4_sctp_en = HCLGE_COMM_RSS_INPUT_TUPLE_SCTP;
+ rss_tuple_cfg->ipv4_fragment_en = HCLGE_COMM_RSS_INPUT_TUPLE_OTHER;
+ rss_tuple_cfg->ipv6_tcp_en = HCLGE_COMM_RSS_INPUT_TUPLE_OTHER;
+ rss_tuple_cfg->ipv6_udp_en = HCLGE_COMM_RSS_INPUT_TUPLE_OTHER;
+ rss_tuple_cfg->ipv6_sctp_en =
+ ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2 ?
+ HCLGE_COMM_RSS_INPUT_TUPLE_SCTP_NO_PORT :
+ HCLGE_COMM_RSS_INPUT_TUPLE_SCTP;
+ rss_tuple_cfg->ipv6_fragment_en = HCLGE_COMM_RSS_INPUT_TUPLE_OTHER;
+}
+
+int hclge_comm_rss_init_cfg(struct hnae3_handle *nic,
+ struct hnae3_ae_dev *ae_dev,
+ struct hclge_comm_rss_cfg *rss_cfg)
+{
+ u16 rss_ind_tbl_size = ae_dev->dev_specs.rss_ind_tbl_size;
+ int rss_algo = HCLGE_COMM_RSS_HASH_ALGO_TOEPLITZ;
+ u16 *rss_ind_tbl;
+
+ if (nic->flags & HNAE3_SUPPORT_VF)
+ rss_cfg->rss_size = nic->kinfo.rss_size;
+
+ if (ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2)
+ rss_algo = HCLGE_COMM_RSS_HASH_ALGO_SIMPLE;
+
+ hclge_comm_init_rss_tuple(ae_dev, &rss_cfg->rss_tuple_sets);
+
+ rss_cfg->rss_algo = rss_algo;
+
+ rss_ind_tbl = devm_kcalloc(&ae_dev->pdev->dev, rss_ind_tbl_size,
+ sizeof(*rss_ind_tbl), GFP_KERNEL);
+ if (!rss_ind_tbl)
+ return -ENOMEM;
+
+ rss_cfg->rss_indirection_tbl = rss_ind_tbl;
+ memcpy(rss_cfg->rss_hash_key, hclge_comm_hash_key,
+ HCLGE_COMM_RSS_KEY_SIZE);
+
+ hclge_comm_rss_indir_init_cfg(ae_dev, rss_cfg);
+
+ return 0;
+}
+
+void hclge_comm_get_rss_tc_info(u16 rss_size, u8 hw_tc_map, u16 *tc_offset,
+ u16 *tc_valid, u16 *tc_size)
+{
+ u16 roundup_size;
+ u32 i;
+
+ roundup_size = roundup_pow_of_two(rss_size);
+ roundup_size = ilog2(roundup_size);
+
+ for (i = 0; i < HCLGE_COMM_MAX_TC_NUM; i++) {
+ tc_valid[i] = 1;
+ tc_size[i] = roundup_size;
+ tc_offset[i] = (hw_tc_map & BIT(i)) ? rss_size * i : 0;
+ }
+}
+
+int hclge_comm_set_rss_tc_mode(struct hclge_comm_hw *hw, u16 *tc_offset,
+ u16 *tc_valid, u16 *tc_size)
+{
+ struct hclge_comm_rss_tc_mode_cmd *req;
+ struct hclge_desc desc;
+ unsigned int i;
+ int ret;
+
+ req = (struct hclge_comm_rss_tc_mode_cmd *)desc.data;
+
+ hclge_comm_cmd_setup_basic_desc(&desc, HCLGE_COMM_OPC_RSS_TC_MODE,
+ false);
+ for (i = 0; i < HCLGE_COMM_MAX_TC_NUM; i++) {
+ u16 mode = 0;
+
+ hnae3_set_bit(mode, HCLGE_COMM_RSS_TC_VALID_B,
+ (tc_valid[i] & 0x1));
+ hnae3_set_field(mode, HCLGE_COMM_RSS_TC_SIZE_M,
+ HCLGE_COMM_RSS_TC_SIZE_S, tc_size[i]);
+ hnae3_set_bit(mode, HCLGE_COMM_RSS_TC_SIZE_MSB_B,
+ tc_size[i] >> HCLGE_COMM_RSS_TC_SIZE_MSB_OFFSET &
+ 0x1);
+ hnae3_set_field(mode, HCLGE_COMM_RSS_TC_OFFSET_M,
+ HCLGE_COMM_RSS_TC_OFFSET_S, tc_offset[i]);
+
+ req->rss_tc_mode[i] = cpu_to_le16(mode);
+ }
+
+ ret = hclge_comm_cmd_send(hw, &desc, 1);
+ if (ret)
+ dev_err(&hw->cmq.csq.pdev->dev,
+ "failed to set rss tc mode, ret = %d.\n", ret);
+
+ return ret;
+}
+
+int hclge_comm_set_rss_hash_key(struct hclge_comm_rss_cfg *rss_cfg,
+ struct hclge_comm_hw *hw, const u8 *key,
+ const u8 hfunc)
+{
+ u8 hash_algo;
+ int ret;
+
+ ret = hclge_comm_parse_rss_hfunc(rss_cfg, hfunc, &hash_algo);
+ if (ret)
+ return ret;
+
+ /* Set the RSS Hash Key if specififed by the user */
+ if (key) {
+ ret = hclge_comm_set_rss_algo_key(hw, hash_algo, key);
+ if (ret)
+ return ret;
+
+ /* Update the shadow RSS key with user specified qids */
+ memcpy(rss_cfg->rss_hash_key, key, HCLGE_COMM_RSS_KEY_SIZE);
+ } else {
+ ret = hclge_comm_set_rss_algo_key(hw, hash_algo,
+ rss_cfg->rss_hash_key);
+ if (ret)
+ return ret;
+ }
+ rss_cfg->rss_algo = hash_algo;
+
+ return 0;
+}
+
+int hclge_comm_set_rss_tuple(struct hnae3_ae_dev *ae_dev,
+ struct hclge_comm_hw *hw,
+ struct hclge_comm_rss_cfg *rss_cfg,
+ struct ethtool_rxnfc *nfc)
+{
+ struct hclge_comm_rss_input_tuple_cmd *req;
+ struct hclge_desc desc;
+ int ret;
+
+ if (nfc->data &
+ ~(RXH_IP_SRC | RXH_IP_DST | RXH_L4_B_0_1 | RXH_L4_B_2_3))
+ return -EINVAL;
+
+ req = (struct hclge_comm_rss_input_tuple_cmd *)desc.data;
+ hclge_comm_cmd_setup_basic_desc(&desc, HCLGE_COMM_OPC_RSS_INPUT_TUPLE,
+ false);
+
+ ret = hclge_comm_init_rss_tuple_cmd(rss_cfg, nfc, ae_dev, req);
+ if (ret) {
+ dev_err(&hw->cmq.csq.pdev->dev,
+ "failed to init rss tuple cmd, ret = %d.\n", ret);
+ return ret;
+ }
+
+ ret = hclge_comm_cmd_send(hw, &desc, 1);
+ if (ret) {
+ dev_err(&hw->cmq.csq.pdev->dev,
+ "failed to set rss tuple, ret = %d.\n", ret);
+ return ret;
+ }
+
+ rss_cfg->rss_tuple_sets.ipv4_tcp_en = req->ipv4_tcp_en;
+ rss_cfg->rss_tuple_sets.ipv4_udp_en = req->ipv4_udp_en;
+ rss_cfg->rss_tuple_sets.ipv4_sctp_en = req->ipv4_sctp_en;
+ rss_cfg->rss_tuple_sets.ipv4_fragment_en = req->ipv4_fragment_en;
+ rss_cfg->rss_tuple_sets.ipv6_tcp_en = req->ipv6_tcp_en;
+ rss_cfg->rss_tuple_sets.ipv6_udp_en = req->ipv6_udp_en;
+ rss_cfg->rss_tuple_sets.ipv6_sctp_en = req->ipv6_sctp_en;
+ rss_cfg->rss_tuple_sets.ipv6_fragment_en = req->ipv6_fragment_en;
+ return 0;
+}
+
u32 hclge_comm_get_rss_key_size(struct hnae3_handle *handle)
{
return HCLGE_COMM_RSS_KEY_SIZE;
@@ -249,7 +431,7 @@ int hclge_comm_set_rss_algo_key(struct hclge_comm_hw *hw, const u8 hfunc,
return 0;
}
-u8 hclge_comm_get_rss_hash_bits(struct ethtool_rxnfc *nfc)
+static u8 hclge_comm_get_rss_hash_bits(struct ethtool_rxnfc *nfc)
{
u8 hash_sets = nfc->data & RXH_L4_B_0_1 ? HCLGE_COMM_S_PORT_BIT : 0;
@@ -22,6 +22,15 @@
#define HCLGE_COMM_V_TAG_BIT BIT(4)
#define HCLGE_COMM_RSS_INPUT_TUPLE_SCTP_NO_PORT \
(HCLGE_COMM_D_IP_BIT | HCLGE_COMM_S_IP_BIT | HCLGE_COMM_V_TAG_BIT)
+#define HCLGE_COMM_MAX_TC_NUM 8
+
+#define HCLGE_COMM_RSS_TC_OFFSET_S 0
+#define HCLGE_COMM_RSS_TC_OFFSET_M GENMASK(10, 0)
+#define HCLGE_COMM_RSS_TC_SIZE_MSB_B 11
+#define HCLGE_COMM_RSS_TC_SIZE_S 12
+#define HCLGE_COMM_RSS_TC_SIZE_M GENMASK(14, 12)
+#define HCLGE_COMM_RSS_TC_VALID_B 15
+#define HCLGE_COMM_RSS_TC_SIZE_MSB_OFFSET 3
struct hclge_comm_rss_tuple_cfg {
u8 ipv4_tcp_en;
@@ -80,6 +89,11 @@ struct hclge_comm_rss_ind_tbl_cmd {
u8 rss_qid_l[HCLGE_COMM_RSS_CFG_TBL_SIZE];
};
+struct hclge_comm_rss_tc_mode_cmd {
+ __le16 rss_tc_mode[HCLGE_COMM_MAX_TC_NUM];
+ u8 rsv[8];
+};
+
u32 hclge_comm_get_rss_key_size(struct hnae3_handle *handle);
void hclge_comm_get_rss_type(struct hnae3_handle *nic,
struct hclge_comm_rss_tuple_cfg *rss_tuple_sets);
@@ -95,17 +109,28 @@ void hclge_comm_get_rss_indir_tbl(struct hclge_comm_rss_cfg *rss_cfg,
u32 *indir, __le16 rss_ind_tbl_size);
int hclge_comm_set_rss_algo_key(struct hclge_comm_hw *hw, const u8 hfunc,
const u8 *key);
-u8 hclge_comm_get_rss_hash_bits(struct ethtool_rxnfc *nfc);
int hclge_comm_init_rss_tuple_cmd(struct hclge_comm_rss_cfg *rss_cfg,
struct ethtool_rxnfc *nfc,
struct hnae3_ae_dev *ae_dev,
struct hclge_comm_rss_input_tuple_cmd *req);
u64 hclge_comm_convert_rss_tuple(u8 tuple_sets);
int hclge_comm_set_rss_input_tuple(struct hnae3_handle *nic,
- struct hclge_comm_hw *hw, bool is_pf,
+ struct hclge_comm_hw *hw, bool is_pf,
struct hclge_comm_rss_cfg *rss_cfg);
int hclge_comm_set_rss_indir_table(struct hnae3_ae_dev *ae_dev,
struct hclge_comm_hw *hw, const u16 *indir);
-
-
+int hclge_comm_rss_init_cfg(struct hnae3_handle *nic,
+ struct hnae3_ae_dev *ae_dev,
+ struct hclge_comm_rss_cfg *rss_cfg);
+void hclge_comm_get_rss_tc_info(u16 rss_size, u8 hw_tc_map, u16 *tc_offset,
+ u16 *tc_valid, u16 *tc_size);
+int hclge_comm_set_rss_tc_mode(struct hclge_comm_hw *hw, u16 *tc_offset,
+ u16 *tc_valid, u16 *tc_size);
+int hclge_comm_set_rss_hash_key(struct hclge_comm_rss_cfg *rss_cfg,
+ struct hclge_comm_hw *hw, const u8 *key,
+ const u8 hfunc);
+int hclge_comm_set_rss_tuple(struct hnae3_ae_dev *ae_dev,
+ struct hclge_comm_hw *hw,
+ struct hclge_comm_rss_cfg *rss_cfg,
+ struct ethtool_rxnfc *nfc);
#endif