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-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.c72
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.h2
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c2
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h47
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c45
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h7
6 files changed, 142 insertions, 33 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 03272aa48511..d9ad325f7840 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -5250,7 +5250,7 @@ int bnxt_get_nr_rss_ctxs(struct bnxt *bp, int rx_rings)
return 1;
}
-static void __bnxt_fill_hw_rss_tbl(struct bnxt *bp, struct bnxt_vnic_info *vnic)
+static void bnxt_fill_hw_rss_tbl(struct bnxt *bp, struct bnxt_vnic_info *vnic)
{
bool no_rss = !(vnic->flags & BNXT_VNIC_RSS_FLAG);
u16 i, j;
@@ -5263,8 +5263,8 @@ static void __bnxt_fill_hw_rss_tbl(struct bnxt *bp, struct bnxt_vnic_info *vnic)
}
}
-static void __bnxt_fill_hw_rss_tbl_p5(struct bnxt *bp,
- struct bnxt_vnic_info *vnic)
+static void bnxt_fill_hw_rss_tbl_p5(struct bnxt *bp,
+ struct bnxt_vnic_info *vnic)
{
__le16 *ring_tbl = vnic->rss_table;
struct bnxt_rx_ring_info *rxr;
@@ -5285,12 +5285,27 @@ static void __bnxt_fill_hw_rss_tbl_p5(struct bnxt *bp,
}
}
-static void bnxt_fill_hw_rss_tbl(struct bnxt *bp, struct bnxt_vnic_info *vnic)
+static void
+__bnxt_hwrm_vnic_set_rss(struct bnxt *bp, struct hwrm_vnic_rss_cfg_input *req,
+ struct bnxt_vnic_info *vnic)
{
if (bp->flags & BNXT_FLAG_CHIP_P5)
- __bnxt_fill_hw_rss_tbl_p5(bp, vnic);
+ bnxt_fill_hw_rss_tbl_p5(bp, vnic);
else
- __bnxt_fill_hw_rss_tbl(bp, vnic);
+ bnxt_fill_hw_rss_tbl(bp, vnic);
+
+ if (bp->rss_hash_delta) {
+ req->hash_type = cpu_to_le32(bp->rss_hash_delta);
+ if (bp->rss_hash_cfg & bp->rss_hash_delta)
+ req->flags |= VNIC_RSS_CFG_REQ_FLAGS_HASH_TYPE_INCLUDE;
+ else
+ req->flags |= VNIC_RSS_CFG_REQ_FLAGS_HASH_TYPE_EXCLUDE;
+ } else {
+ req->hash_type = cpu_to_le32(bp->rss_hash_cfg);
+ }
+ req->hash_mode_flags = VNIC_RSS_CFG_REQ_HASH_MODE_FLAGS_DEFAULT;
+ req->ring_grp_tbl_addr = cpu_to_le64(vnic->rss_table_dma_addr);
+ req->hash_key_tbl_addr = cpu_to_le64(vnic->rss_hash_key_dma_addr);
}
static int bnxt_hwrm_vnic_set_rss(struct bnxt *bp, u16 vnic_id, bool set_rss)
@@ -5307,14 +5322,8 @@ static int bnxt_hwrm_vnic_set_rss(struct bnxt *bp, u16 vnic_id, bool set_rss)
if (rc)
return rc;
- if (set_rss) {
- bnxt_fill_hw_rss_tbl(bp, vnic);
- req->hash_type = cpu_to_le32(bp->rss_hash_cfg);
- req->hash_mode_flags = VNIC_RSS_CFG_REQ_HASH_MODE_FLAGS_DEFAULT;
- req->ring_grp_tbl_addr = cpu_to_le64(vnic->rss_table_dma_addr);
- req->hash_key_tbl_addr =
- cpu_to_le64(vnic->rss_hash_key_dma_addr);
- }
+ if (set_rss)
+ __bnxt_hwrm_vnic_set_rss(bp, req, vnic);
req->rss_ctx_idx = cpu_to_le16(vnic->fw_rss_cos_lb_ctx[0]);
return hwrm_req_send(bp, req);
}
@@ -5335,10 +5344,7 @@ static int bnxt_hwrm_vnic_set_rss_p5(struct bnxt *bp, u16 vnic_id, bool set_rss)
if (!set_rss)
return hwrm_req_send(bp, req);
- bnxt_fill_hw_rss_tbl(bp, vnic);
- req->hash_type = cpu_to_le32(bp->rss_hash_cfg);
- req->hash_mode_flags = VNIC_RSS_CFG_REQ_HASH_MODE_FLAGS_DEFAULT;
- req->hash_key_tbl_addr = cpu_to_le64(vnic->rss_hash_key_dma_addr);
+ __bnxt_hwrm_vnic_set_rss(bp, req, vnic);
ring_tbl_map = vnic->rss_table_dma_addr;
nr_ctxs = bnxt_get_nr_rss_ctxs(bp, bp->rx_nr_rings);
@@ -5357,6 +5363,25 @@ exit:
return rc;
}
+static void bnxt_hwrm_update_rss_hash_cfg(struct bnxt *bp)
+{
+ struct bnxt_vnic_info *vnic = &bp->vnic_info[0];
+ struct hwrm_vnic_rss_qcfg_output *resp;
+ struct hwrm_vnic_rss_qcfg_input *req;
+
+ if (hwrm_req_init(bp, req, HWRM_VNIC_RSS_QCFG))
+ return;
+
+ /* all contexts configured to same hash_type, zero always exists */
+ req->rss_ctx_idx = cpu_to_le16(vnic->fw_rss_cos_lb_ctx[0]);
+ resp = hwrm_req_hold(bp, req);
+ if (!hwrm_req_send(bp, req)) {
+ bp->rss_hash_cfg = le32_to_cpu(resp->hash_type) ?: bp->rss_hash_cfg;
+ bp->rss_hash_delta = 0;
+ }
+ hwrm_req_drop(bp, req);
+}
+
static int bnxt_hwrm_vnic_set_hds(struct bnxt *bp, u16 vnic_id)
{
struct bnxt_vnic_info *vnic = &bp->vnic_info[vnic_id];
@@ -5614,6 +5639,8 @@ static int bnxt_hwrm_vnic_qcaps(struct bnxt *bp)
(BNXT_CHIP_P5_THOR(bp) &&
!(bp->fw_cap & BNXT_FW_CAP_EXT_HW_STATS_SUPPORTED)))
bp->fw_cap |= BNXT_FW_CAP_VLAN_RX_STRIP;
+ if (flags & VNIC_QCAPS_RESP_FLAGS_RSS_HASH_TYPE_DELTA_CAP)
+ bp->fw_cap |= BNXT_FW_CAP_RSS_HASH_TYPE_DELTA;
bp->max_tpa_v2 = le16_to_cpu(resp->max_aggs_supported);
if (bp->max_tpa_v2) {
if (BNXT_CHIP_P5_THOR(bp))
@@ -6958,8 +6985,11 @@ static int bnxt_hwrm_func_qcfg(struct bnxt *bp)
if (flags & FUNC_QCFG_RESP_FLAGS_FW_DCBX_AGENT_ENABLED)
bp->fw_cap |= BNXT_FW_CAP_DCBX_AGENT;
}
- if (BNXT_PF(bp) && (flags & FUNC_QCFG_RESP_FLAGS_MULTI_HOST))
+ if (BNXT_PF(bp) && (flags & FUNC_QCFG_RESP_FLAGS_MULTI_HOST)) {
bp->flags |= BNXT_FLAG_MULTI_HOST;
+ if (bp->fw_cap & BNXT_FW_CAP_PTP_RTC)
+ bp->fw_cap &= ~BNXT_FW_CAP_PTP_RTC;
+ }
if (flags & FUNC_QCFG_RESP_FLAGS_RING_MONITOR_ENABLED)
bp->fw_cap |= BNXT_FW_CAP_RING_MONITOR;
@@ -8808,6 +8838,8 @@ static int bnxt_init_chip(struct bnxt *bp, bool irq_re_init)
rc = bnxt_setup_vnic(bp, 0);
if (rc)
goto err_out;
+ if (bp->fw_cap & BNXT_FW_CAP_RSS_HASH_TYPE_DELTA)
+ bnxt_hwrm_update_rss_hash_cfg(bp);
if (bp->flags & BNXT_FLAG_RFS) {
rc = bnxt_alloc_rfs_vnics(bp);
@@ -12243,6 +12275,8 @@ static void bnxt_set_dflt_rss_hash_type(struct bnxt *bp)
VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4 |
VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6 |
VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6;
+ if (bp->fw_cap & BNXT_FW_CAP_RSS_HASH_TYPE_DELTA)
+ bp->rss_hash_delta = bp->rss_hash_cfg;
if (BNXT_CHIP_P4_PLUS(bp) && bp->hwrm_spec_code >= 0x10501) {
bp->flags |= BNXT_FLAG_UDP_RSS_CAP;
bp->rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4 |
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 91a1ba0a914d..7611bed4a196 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1900,6 +1900,7 @@ struct bnxt {
u16 *rss_indir_tbl;
u16 rss_indir_tbl_entries;
u32 rss_hash_cfg;
+ u32 rss_hash_delta;
u16 max_mtu;
u8 max_tc;
@@ -1965,6 +1966,7 @@ struct bnxt {
#define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V2 0x00010000
#define BNXT_FW_CAP_PCIE_STATS_SUPPORTED 0x00020000
#define BNXT_FW_CAP_EXT_STATS_SUPPORTED 0x00040000
+ #define BNXT_FW_CAP_RSS_HASH_TYPE_DELTA 0x00080000
#define BNXT_FW_CAP_ERR_RECOVER_RELOAD 0x00100000
#define BNXT_FW_CAP_HOT_RESET 0x00200000
#define BNXT_FW_CAP_PTP_RTC 0x00400000
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index d8f0351df954..132e4f56816e 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
@@ -1234,6 +1234,8 @@ static int bnxt_srxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd)
if (bp->rss_hash_cfg == rss_hash_cfg)
return 0;
+ if (bp->fw_cap & BNXT_FW_CAP_RSS_HASH_TYPE_DELTA)
+ bp->rss_hash_delta = bp->rss_hash_cfg ^ rss_hash_cfg;
bp->rss_hash_cfg = rss_hash_cfg;
if (netif_running(bp->dev)) {
bnxt_close_nic(bp, false, false);
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h
index 184dd8d11cd3..2686a714a59f 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h
@@ -6768,6 +6768,53 @@ struct hwrm_vnic_rss_cfg_cmd_err {
u8 unused_0[7];
};
+/* hwrm_vnic_rss_qcfg_input (size:192b/24B) */
+struct hwrm_vnic_rss_qcfg_input {
+ __le16 req_type;
+ __le16 cmpl_ring;
+ __le16 seq_id;
+ __le16 target_id;
+ __le64 resp_addr;
+ __le16 rss_ctx_idx;
+ __le16 vnic_id;
+ u8 unused_0[4];
+};
+
+/* hwrm_vnic_rss_qcfg_output (size:512b/64B) */
+struct hwrm_vnic_rss_qcfg_output {
+ __le16 error_code;
+ __le16 req_type;
+ __le16 seq_id;
+ __le16 resp_len;
+ __le32 hash_type;
+ #define VNIC_RSS_QCFG_RESP_HASH_TYPE_IPV4 0x1UL
+ #define VNIC_RSS_QCFG_RESP_HASH_TYPE_TCP_IPV4 0x2UL
+ #define VNIC_RSS_QCFG_RESP_HASH_TYPE_UDP_IPV4 0x4UL
+ #define VNIC_RSS_QCFG_RESP_HASH_TYPE_IPV6 0x8UL
+ #define VNIC_RSS_QCFG_RESP_HASH_TYPE_TCP_IPV6 0x10UL
+ #define VNIC_RSS_QCFG_RESP_HASH_TYPE_UDP_IPV6 0x20UL
+ #define VNIC_RSS_QCFG_RESP_HASH_TYPE_IPV6_FLOW_LABEL 0x40UL
+ #define VNIC_RSS_QCFG_RESP_HASH_TYPE_AH_SPI_IPV4 0x80UL
+ #define VNIC_RSS_QCFG_RESP_HASH_TYPE_ESP_SPI_IPV4 0x100UL
+ #define VNIC_RSS_QCFG_RESP_HASH_TYPE_AH_SPI_IPV6 0x200UL
+ #define VNIC_RSS_QCFG_RESP_HASH_TYPE_ESP_SPI_IPV6 0x400UL
+ u8 unused_0[4];
+ __le32 hash_key[10];
+ u8 hash_mode_flags;
+ #define VNIC_RSS_QCFG_RESP_HASH_MODE_FLAGS_DEFAULT 0x1UL
+ #define VNIC_RSS_QCFG_RESP_HASH_MODE_FLAGS_INNERMOST_4 0x2UL
+ #define VNIC_RSS_QCFG_RESP_HASH_MODE_FLAGS_INNERMOST_2 0x4UL
+ #define VNIC_RSS_QCFG_RESP_HASH_MODE_FLAGS_OUTERMOST_4 0x8UL
+ #define VNIC_RSS_QCFG_RESP_HASH_MODE_FLAGS_OUTERMOST_2 0x10UL
+ u8 ring_select_mode;
+ #define VNIC_RSS_QCFG_RESP_RING_SELECT_MODE_TOEPLITZ 0x0UL
+ #define VNIC_RSS_QCFG_RESP_RING_SELECT_MODE_XOR 0x1UL
+ #define VNIC_RSS_QCFG_RESP_RING_SELECT_MODE_TOEPLITZ_CHECKSUM 0x2UL
+ #define VNIC_RSS_QCFG_RESP_RING_SELECT_MODE_LAST VNIC_RSS_QCFG_RESP_RING_SELECT_MODE_TOEPLITZ_CHECKSUM
+ u8 unused_1[5];
+ u8 valid;
+};
+
/* hwrm_vnic_plcmodes_cfg_input (size:320b/40B) */
struct hwrm_vnic_plcmodes_cfg_input {
__le16 req_type;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c
index 2132ce63193c..460cb20599f6 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c
@@ -14,6 +14,7 @@
#include <linux/net_tstamp.h>
#include <linux/timekeeping.h>
#include <linux/ptp_classify.h>
+#include <linux/clocksource.h>
#include "bnxt_hsi.h"
#include "bnxt.h"
#include "bnxt_hwrm.h"
@@ -210,18 +211,37 @@ static int bnxt_ptp_adjfreq(struct ptp_clock_info *ptp_info, s32 ppb)
ptp_info);
struct hwrm_port_mac_cfg_input *req;
struct bnxt *bp = ptp->bp;
- int rc;
+ int rc = 0;
- rc = hwrm_req_init(bp, req, HWRM_PORT_MAC_CFG);
- if (rc)
- return rc;
+ if (!(ptp->bp->fw_cap & BNXT_FW_CAP_PTP_RTC)) {
+ int neg_adj = 0;
+ u32 diff;
+ u64 adj;
- req->ptp_freq_adj_ppb = cpu_to_le32(ppb);
- req->enables = cpu_to_le32(PORT_MAC_CFG_REQ_ENABLES_PTP_FREQ_ADJ_PPB);
- rc = hwrm_req_send(ptp->bp, req);
- if (rc)
- netdev_err(ptp->bp->dev,
- "ptp adjfreq failed. rc = %d\n", rc);
+ if (ppb < 0) {
+ neg_adj = 1;
+ ppb = -ppb;
+ }
+ adj = ptp->cmult;
+ adj *= ppb;
+ diff = div_u64(adj, 1000000000ULL);
+
+ spin_lock_bh(&ptp->ptp_lock);
+ timecounter_read(&ptp->tc);
+ ptp->cc.mult = neg_adj ? ptp->cmult - diff : ptp->cmult + diff;
+ spin_unlock_bh(&ptp->ptp_lock);
+ } else {
+ rc = hwrm_req_init(bp, req, HWRM_PORT_MAC_CFG);
+ if (rc)
+ return rc;
+
+ req->ptp_freq_adj_ppb = cpu_to_le32(ppb);
+ req->enables = cpu_to_le32(PORT_MAC_CFG_REQ_ENABLES_PTP_FREQ_ADJ_PPB);
+ rc = hwrm_req_send(ptp->bp, req);
+ if (rc)
+ netdev_err(ptp->bp->dev,
+ "ptp adjfreq failed. rc = %d\n", rc);
+ }
return rc;
}
@@ -846,8 +866,9 @@ static void bnxt_ptp_timecounter_init(struct bnxt *bp, bool init_tc)
memset(&ptp->cc, 0, sizeof(ptp->cc));
ptp->cc.read = bnxt_cc_read;
ptp->cc.mask = CYCLECOUNTER_MASK(48);
- ptp->cc.shift = 0;
- ptp->cc.mult = 1;
+ ptp->cc.shift = BNXT_CYCLES_SHIFT;
+ ptp->cc.mult = clocksource_khz2mult(BNXT_DEVCLK_FREQ, ptp->cc.shift);
+ ptp->cmult = ptp->cc.mult;
ptp->next_overflow_check = jiffies + BNXT_PHC_OVERFLOW_PERIOD;
}
if (init_tc)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h
index 4ce0a14c1e23..34162e07a119 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h
@@ -17,6 +17,8 @@
#define BNXT_PTP_GRC_WIN_BASE 0x6000
#define BNXT_MAX_PHC_DRIFT 31000000
+#define BNXT_CYCLES_SHIFT 23
+#define BNXT_DEVCLK_FREQ 1000000
#define BNXT_LO_TIMER_MASK 0x0000ffffffffUL
#define BNXT_HI_TIMER_MASK 0xffff00000000UL
@@ -88,8 +90,9 @@ struct bnxt_ptp_cfg {
u64 old_time;
unsigned long next_period;
unsigned long next_overflow_check;
- /* 48-bit PHC overflows in 78 hours. Check overflow every 19 hours. */
- #define BNXT_PHC_OVERFLOW_PERIOD (19 * 3600 * HZ)
+ u32 cmult;
+ /* a 23b shift cyclecounter will overflow in ~36 mins. Check overflow every 18 mins. */
+ #define BNXT_PHC_OVERFLOW_PERIOD (18 * 60 * HZ)
u16 tx_seqid;
u16 tx_hdr_off;
generated by cgit v1.2.3 (git 2.39.0) at 2024-07-08 04:33:29 +0300