aboutsummaryrefslogtreecommitdiff
path: root/sys/dev/sfxge/common/ef10_nic.c
diff options
context:
space:
mode:
authorAndrew Rybchenko <arybchik@FreeBSD.org>2018-11-28 06:56:22 +0000
committerAndrew Rybchenko <arybchik@FreeBSD.org>2018-11-28 06:56:22 +0000
commit76ecd4a37b3e937081bb42f5bdacde32feee92a5 (patch)
tree49e908c7f5330e84a021c271f27eedb166889e67 /sys/dev/sfxge/common/ef10_nic.c
parent26fcca572d0a79509f1b43c75202b58da7b2304e (diff)
downloadsrc-76ecd4a37b3e937081bb42f5bdacde32feee92a5.tar.gz
src-76ecd4a37b3e937081bb42f5bdacde32feee92a5.zip
sfxge(4): move VI window size config to ef10 NIC board
Submitted by: Andy Moreton <amoreton at solarflare.com> Sponsored by: Solarflare Communications, Inc. Differential Revision: https://reviews.freebsd.org/D18195
Notes
Notes: svn path=/head/; revision=341119
Diffstat (limited to 'sys/dev/sfxge/common/ef10_nic.c')
-rw-r--r--sys/dev/sfxge/common/ef10_nic.c96
1 files changed, 31 insertions, 65 deletions
diff --git a/sys/dev/sfxge/common/ef10_nic.c b/sys/dev/sfxge/common/ef10_nic.c
index 7d38cd34f5a8..04812445b0a3 100644
--- a/sys/dev/sfxge/common/ef10_nic.c
+++ b/sys/dev/sfxge/common/ef10_nic.c
@@ -1202,6 +1202,37 @@ ef10_get_datapath_caps(
encp->enc_tunnel_config_udp_entries_max = 0;
}
+ /*
+ * Check if firmware reports the VI window mode.
+ * Medford2 has a variable VI window size (8K, 16K or 64K).
+ * Medford and Huntington have a fixed 8K VI window size.
+ */
+ if (req.emr_out_length_used >= MC_CMD_GET_CAPABILITIES_V3_OUT_LEN) {
+ uint8_t mode =
+ MCDI_OUT_BYTE(req, GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE);
+
+ switch (mode) {
+ case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_8K:
+ encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_8K;
+ break;
+ case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_16K:
+ encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_16K;
+ break;
+ case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_64K:
+ encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_64K;
+ break;
+ default:
+ encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_INVALID;
+ break;
+ }
+ } else if ((enp->en_family == EFX_FAMILY_HUNTINGTON) ||
+ (enp->en_family == EFX_FAMILY_MEDFORD)) {
+ /* Huntington and Medford have fixed 8K window size */
+ encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_8K;
+ } else {
+ encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_INVALID;
+ }
+
/* Check if firmware supports extended MAC stats. */
if (req.emr_out_length_used >= MC_CMD_GET_CAPABILITIES_V4_OUT_LEN) {
/* Extended stats buffer supported */
@@ -1234,71 +1265,6 @@ fail1:
return (rc);
}
- __checkReturn efx_rc_t
-ef10_get_vi_window_shift(
- __in efx_nic_t *enp,
- __out uint32_t *vi_window_shiftp)
-{
- efx_mcdi_req_t req;
- uint8_t payload[MAX(MC_CMD_GET_CAPABILITIES_IN_LEN,
- MC_CMD_GET_CAPABILITIES_V3_OUT_LEN)];
- uint32_t mode;
- efx_rc_t rc;
-
- (void) memset(payload, 0, sizeof (payload));
- req.emr_cmd = MC_CMD_GET_CAPABILITIES;
- req.emr_in_buf = payload;
- req.emr_in_length = MC_CMD_GET_CAPABILITIES_IN_LEN;
- req.emr_out_buf = payload;
- req.emr_out_length = MC_CMD_GET_CAPABILITIES_V3_OUT_LEN;
-
- efx_mcdi_execute_quiet(enp, &req);
-
- if (req.emr_rc != 0) {
- rc = req.emr_rc;
- goto fail1;
- }
-
- if (req.emr_out_length_used < MC_CMD_GET_CAPABILITIES_V3_OUT_LEN) {
- rc = EMSGSIZE;
- goto fail2;
- }
- mode = MCDI_OUT_BYTE(req, GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE);
-
- switch (mode) {
- case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_8K:
- EFX_STATIC_ASSERT(1U << EFX_VI_WINDOW_SHIFT_8K == 8 * 1024);
- *vi_window_shiftp = EFX_VI_WINDOW_SHIFT_8K;
- break;
-
- case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_16K:
- EFX_STATIC_ASSERT(1U << EFX_VI_WINDOW_SHIFT_16K == 16 * 1024);
- *vi_window_shiftp = EFX_VI_WINDOW_SHIFT_16K;
- break;
-
- case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_64K:
- EFX_STATIC_ASSERT(1U << EFX_VI_WINDOW_SHIFT_64K == 64 * 1024);
- *vi_window_shiftp = EFX_VI_WINDOW_SHIFT_64K;
- break;
-
- default:
- *vi_window_shiftp = EFX_VI_WINDOW_SHIFT_INVALID;
- rc = EINVAL;
- goto fail3;
- }
-
- return (0);
-
-fail3:
- EFSYS_PROBE(fail3);
-fail2:
- EFSYS_PROBE(fail2);
-fail1:
- EFSYS_PROBE1(fail1, efx_rc_t, rc);
-
- return (rc);
-}
-
#define EF10_LEGACY_PF_PRIVILEGE_MASK \
(MC_CMD_PRIVILEGE_MASK_IN_GRP_ADMIN | \