From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f169.google.com (mail-pf1-f169.google.com [209.85.210.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B4D3527452 for ; Sat, 11 May 2024 04:52:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.169 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715403168; cv=none; b=fLLwXtck66NMe2wVx5zWpBvIdq7LJrlFRFGTYxrLBOh15S5Z2OFp/0QdEIQg04WJ3bP7j3l0TLTkMgS7ZkfbfptovtQIrbQ6K/AuyCQQNmiS30xYEBWZXvMb0/ZbNvxukBfSRYrku5l/iI5ybXt1/JhYZPC8eImb9VDafajIrRY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715403168; c=relaxed/simple; bh=59qpdAIZOBm5ADs/nFORynZnnEU+GlBVxIrVrckgFdQ=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: Content-Type; b=rxV6fhM/kBWmaFp8WPYzIFd9kiaeQ+dJOKiHcQV9tB2RryvkHcpnjFuCCNRPwG4LTYY7JE37nFX8rAFPAdix51hd3PlrIpSrwWC01IBhB7o9GSNTknhCQ8bWKeACbVTG+Qh5EMuWQdKqQhcAxz8d7/mLGZ3yz1ttuIoqrhGl4yE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=broadcom.com; spf=fail smtp.mailfrom=broadcom.com; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b=BFg9rfat; arc=none smtp.client-ip=209.85.210.169 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=broadcom.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=broadcom.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="BFg9rfat" Received: by mail-pf1-f169.google.com with SMTP id d2e1a72fcca58-6f44b390d5fso2300481b3a.3 for ; Fri, 10 May 2024 21:52:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1715403165; x=1716007965; darn=vger.kernel.org; h=references:in-reply-to:message-id:date:subject:cc:to:from:from:to :cc:subject:date:message-id:reply-to; bh=XJnzyB2bRP5BwgXamd+/r2RGyZMKZ0x5TQ/JJkIn1VI=; b=BFg9rfat+cgdHrdz0L7zHBUrkt0rsyF6cqk8BuWctXT4lgWmqBzj6GkipHIqpLFNpc abidPMLzUHdDbxXn35ClQ0j94igVhA7MA40px3vFQBWaGAbm06iyzu4F9/Msqp//BdoH l1Gh1sgqNbcRAMyFhRwh3qdYKHgd2Al2A5dhc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715403165; x=1716007965; h=references:in-reply-to:message-id:date:subject:cc:to:from :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=XJnzyB2bRP5BwgXamd+/r2RGyZMKZ0x5TQ/JJkIn1VI=; b=ovvvsbQVzxH5arJ1TpB3r+2F9gyExYxfJLRMW5rhkUqi8P02niZlPy2eeWz9MEtxL4 rZ6mlbp660p1o5bCmGkUT43Mpqu8mqhcTtAaS8WTOMyHA/UE0mCG6l0vtC76kNeKyAeX K5+RSUrsJcnDGjDSLMQ9lcwjT/fpUpugRJjvQ5Dcs5tgUPXNKQS9M8m1NYScfx4j7hNm qZvd3i7C7cV4YTUz7Tthp1O6ZfMq4s9anIGDTt8wXX88bou9jtRn9s7Wn/2smyLzCraK /xoqeYXVuCSgybSzbMzsw1wuoHCEr1w8a0iyFi9vOH5HQbWVUfkDg4scSoxf5d5CU9rN 31gQ== X-Gm-Message-State: AOJu0YwpVkDDDPJ3dL8Z8GOHGzPrQ2aiF725DyYOWqhz6rp7akynq+5N gI/YVtZ4v+KoSbpIQhJmROLWEx+KYfAv2ybXfcSfgFrGlxavr4Avzw/RKuwhmg== X-Google-Smtp-Source: AGHT+IG7oaeZY9Pa5vRIy5umeexIqoph2ZWQvRcaYPkhpBfpQJvMGwyTUm7WrrelcZZiwD4Zz2VQCw== X-Received: by 2002:a05:6a00:1254:b0:6ed:e1c:102b with SMTP id d2e1a72fcca58-6f4e026bc23mr4838614b3a.4.1715403165452; Fri, 10 May 2024 21:52:45 -0700 (PDT) Received: from dhcp-10-192-206-197.iig.avagotech.net.net ([192.19.234.250]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-6f4d6b71760sm3519153b3a.97.2024.05.10.21.52.43 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 10 May 2024 21:52:44 -0700 (PDT) From: Selvin Xavier To: leon@kernel.org, jgg@ziepe.ca Cc: linux-rdma@vger.kernel.org, andrew.gospodarek@broadcom.com, Selvin Xavier Subject: [PATCH v2 for-next 2/2] RDMA/bnxt_re: Expose the MSN table capability for user library Date: Fri, 10 May 2024 21:36:30 -0700 Message-Id: <1715402190-28657-3-git-send-email-selvin.xavier@broadcom.com> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1715402190-28657-1-git-send-email-selvin.xavier@broadcom.com> References: <1715402190-28657-1-git-send-email-selvin.xavier@broadcom.com> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="0000000000005a14d00618266cb0" Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: --0000000000005a14d00618266cb0 BNXT_RE_COMP_MASK_UCNTX_HW_RETX_ENABLED was introduced to share the HW retransmit capability between driver and lib. The main difference in implementation for HW Retransmit support is the usage of MSN table or PSN table . When HW retrans is enabled, HW expects MSN table to be allocated by driver/lib, else PSN table (for older adapters). FW expose a new field which gives MSN capability. Drivers and libs can depend on the new field instead of HW Retrasns capability. For adapters which support HW_RETX feature, MSN table capability will be set. For older adapters, this value will be 0(to maintain backward compatibility with older FW). Rename UAPI just to capture the correct name of the HW capability that driver/library is interested in. No functional impact even if older rdma-core is used. Signed-off-by: Selvin Xavier --- drivers/infiniband/hw/bnxt_re/ib_verbs.c | 3 +++ include/uapi/rdma/bnxt_re-abi.h | 2 +- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c index ce9c5ba..d261b09 100644 --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c @@ -4201,6 +4201,9 @@ int bnxt_re_alloc_ucontext(struct ib_ucontext *ctx, struct ib_udata *udata) if (rdev->pacing.dbr_pacing) resp.comp_mask |= BNXT_RE_UCNTX_CMASK_DBR_PACING_ENABLED; + if (_is_host_msn_table(rdev->qplib_res.dattr->dev_cap_flags2)) + resp.comp_mask |= BNXT_RE_UCNTX_CMASK_MSN_TABLE_ENABLED; + if (udata->inlen >= sizeof(ureq)) { rc = ib_copy_from_udata(&ureq, udata, min(udata->inlen, sizeof(ureq))); if (rc) diff --git a/include/uapi/rdma/bnxt_re-abi.h b/include/uapi/rdma/bnxt_re-abi.h index c0c34ac..e61104f 100644 --- a/include/uapi/rdma/bnxt_re-abi.h +++ b/include/uapi/rdma/bnxt_re-abi.h @@ -55,7 +55,7 @@ enum { BNXT_RE_UCNTX_CMASK_WC_DPI_ENABLED = 0x04ULL, BNXT_RE_UCNTX_CMASK_DBR_PACING_ENABLED = 0x08ULL, BNXT_RE_UCNTX_CMASK_POW2_DISABLED = 0x10ULL, - BNXT_RE_COMP_MASK_UCNTX_HW_RETX_ENABLED = 0x40, + BNXT_RE_UCNTX_CMASK_MSN_TABLE_ENABLED = 0x40, }; enum bnxt_re_wqe_mode { -- 2.5.5 --0000000000005a14d00618266cb0 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIIQfAYJKoZIhvcNAQcCoIIQbTCCEGkCAQExDzANBglghkgBZQMEAgEFADALBgkqhkiG9w0BBwGg gg3TMIIFDTCCA/WgAwIBAgIQeEqpED+lv77edQixNJMdADANBgkqhkiG9w0BAQsFADBMMSAwHgYD VQQLExdHbG9iYWxTaWduIFJvb3QgQ0EgLSBSMzETMBEGA1UEChMKR2xvYmFsU2lnbjETMBEGA1UE AxMKR2xvYmFsU2lnbjAeFw0yMDA5MTYwMDAwMDBaFw0yODA5MTYwMDAwMDBaMFsxCzAJBgNVBAYT AkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMTEwLwYDVQQDEyhHbG9iYWxTaWduIEdDQyBS MyBQZXJzb25hbFNpZ24gMiBDQSAyMDIwMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA vbCmXCcsbZ/a0fRIQMBxp4gJnnyeneFYpEtNydrZZ+GeKSMdHiDgXD1UnRSIudKo+moQ6YlCOu4t rVWO/EiXfYnK7zeop26ry1RpKtogB7/O115zultAz64ydQYLe+a1e/czkALg3sgTcOOcFZTXk38e aqsXsipoX1vsNurqPtnC27TWsA7pk4uKXscFjkeUE8JZu9BDKaswZygxBOPBQBwrA5+20Wxlk6k1 e6EKaaNaNZUy30q3ArEf30ZDpXyfCtiXnupjSK8WU2cK4qsEtj09JS4+mhi0CTCrCnXAzum3tgcH cHRg0prcSzzEUDQWoFxyuqwiwhHu3sPQNmFOMwIDAQABo4IB2jCCAdYwDgYDVR0PAQH/BAQDAgGG MGAGA1UdJQRZMFcGCCsGAQUFBwMCBggrBgEFBQcDBAYKKwYBBAGCNxQCAgYKKwYBBAGCNwoDBAYJ KwYBBAGCNxUGBgorBgEEAYI3CgMMBggrBgEFBQcDBwYIKwYBBQUHAxEwEgYDVR0TAQH/BAgwBgEB /wIBADAdBgNVHQ4EFgQUljPR5lgXWzR1ioFWZNW+SN6hj88wHwYDVR0jBBgwFoAUj/BLf6guRSSu TVD6Y5qL3uLdG7wwegYIKwYBBQUHAQEEbjBsMC0GCCsGAQUFBzABhiFodHRwOi8vb2NzcC5nbG9i YWxzaWduLmNvbS9yb290cjMwOwYIKwYBBQUHMAKGL2h0dHA6Ly9zZWN1cmUuZ2xvYmFsc2lnbi5j b20vY2FjZXJ0L3Jvb3QtcjMuY3J0MDYGA1UdHwQvMC0wK6ApoCeGJWh0dHA6Ly9jcmwuZ2xvYmFs c2lnbi5jb20vcm9vdC1yMy5jcmwwWgYDVR0gBFMwUTALBgkrBgEEAaAyASgwQgYKKwYBBAGgMgEo CjA0MDIGCCsGAQUFBwIBFiZodHRwczovL3d3dy5nbG9iYWxzaWduLmNvbS9yZXBvc2l0b3J5LzAN BgkqhkiG9w0BAQsFAAOCAQEAdAXk/XCnDeAOd9nNEUvWPxblOQ/5o/q6OIeTYvoEvUUi2qHUOtbf jBGdTptFsXXe4RgjVF9b6DuizgYfy+cILmvi5hfk3Iq8MAZsgtW+A/otQsJvK2wRatLE61RbzkX8 9/OXEZ1zT7t/q2RiJqzpvV8NChxIj+P7WTtepPm9AIj0Keue+gS2qvzAZAY34ZZeRHgA7g5O4TPJ /oTd+4rgiU++wLDlcZYd/slFkaT3xg4qWDepEMjT4T1qFOQIL+ijUArYS4owpPg9NISTKa1qqKWJ jFoyms0d0GwOniIIbBvhI2MJ7BSY9MYtWVT5jJO3tsVHwj4cp92CSFuGwunFMzCCA18wggJHoAMC AQICCwQAAAAAASFYUwiiMA0GCSqGSIb3DQEBCwUAMEwxIDAeBgNVBAsTF0dsb2JhbFNpZ24gUm9v dCBDQSAtIFIzMRMwEQYDVQQKEwpHbG9iYWxTaWduMRMwEQYDVQQDEwpHbG9iYWxTaWduMB4XDTA5 MDMxODEwMDAwMFoXDTI5MDMxODEwMDAwMFowTDEgMB4GA1UECxMXR2xvYmFsU2lnbiBSb290IENB IC0gUjMxEzARBgNVBAoTCkdsb2JhbFNpZ24xEzARBgNVBAMTCkdsb2JhbFNpZ24wggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQDMJXaQeQZ4Ihb1wIO2hMoonv0FdhHFrYhy/EYCQ8eyip0E XyTLLkvhYIJG4VKrDIFHcGzdZNHr9SyjD4I9DCuul9e2FIYQebs7E4B3jAjhSdJqYi8fXvqWaN+J J5U4nwbXPsnLJlkNc96wyOkmDoMVxu9bi9IEYMpJpij2aTv2y8gokeWdimFXN6x0FNx04Druci8u nPvQu7/1PQDhBjPogiuuU6Y6FnOM3UEOIDrAtKeh6bJPkC4yYOlXy7kEkmho5TgmYHWyn3f/kRTv riBJ/K1AFUjRAjFhGV64l++td7dkmnq/X8ET75ti+w1s4FRpFqkD2m7pg5NxdsZphYIXAgMBAAGj QjBAMA4GA1UdDwEB/wQEAwIBBjAPBgNVHRMBAf8EBTADAQH/MB0GA1UdDgQWBBSP8Et/qC5FJK5N UPpjmove4t0bvDANBgkqhkiG9w0BAQsFAAOCAQEAS0DbwFCq/sgM7/eWVEVJu5YACUGssxOGhigH M8pr5nS5ugAtrqQK0/Xx8Q+Kv3NnSoPHRHt44K9ubG8DKY4zOUXDjuS5V2yq/BKW7FPGLeQkbLmU Y/vcU2hnVj6DuM81IcPJaP7O2sJTqsyQiunwXUaMld16WCgaLx3ezQA3QY/tRG3XUyiXfvNnBB4V 14qWtNPeTCekTBtzc3b0F5nCH3oO4y0IrQocLP88q1UOD5F+NuvDV0m+4S4tfGCLw0FREyOdzvcy a5QBqJnnLDMfOjsl0oZAzjsshnjJYS8Uuu7bVW/fhO4FCU29KNhyztNiUGUe65KXgzHZs7XKR1g/ XzCCBVswggRDoAMCAQICDHL4K7jH/uUzTPFjtzANBgkqhkiG9w0BAQsFADBbMQswCQYDVQQGEwJC RTEZMBcGA1UEChMQR2xvYmFsU2lnbiBudi1zYTExMC8GA1UEAxMoR2xvYmFsU2lnbiBHQ0MgUjMg UGVyc29uYWxTaWduIDIgQ0EgMjAyMDAeFw0yMjA5MTAwODE4NDdaFw0yNTA5MTAwODE4NDdaMIGc MQswCQYDVQQGEwJJTjESMBAGA1UECBMJS2FybmF0YWthMRIwEAYDVQQHEwlCYW5nYWxvcmUxFjAU BgNVBAoTDUJyb2FkY29tIEluYy4xIjAgBgNVBAMTGVNlbHZpbiBUaHlwYXJhbXBpbCBYYXZpZXIx KTAnBgkqhkiG9w0BCQEWGnNlbHZpbi54YXZpZXJAYnJvYWRjb20uY29tMIIBIjANBgkqhkiG9w0B AQEFAAOCAQ8AMIIBCgKCAQEA4/0O+hycwcsNi4j4tTBav8CvSVzv5i1Zk0tYtK7mzA3r8Ij35v5j L2NsFikHjmHCDfvkP6XrWLSnobeEI4CV0PyrqRVpjZ3XhMPi2M2abxd8BWSGDhd0d8/j8VcjRTuT fqtDSVGh1z3bqKegUA5r3mbucVWPoIMnjjCLCCim0sJQFblBP+3wkgAWdBcRr/apKCrKhnk0FjpC FYMZp2DojLAq9f4Oi2OBetbnWxo0WGycXpmq/jC4PUx2u9mazQ79i80VLagGRshWniESXuf+SYG8 +zBimjld9ZZnwm7itHAZdtme4YYFxx+EHa4PUxPV8t+hPHhsiIjirPa1pVXPbQIDAQABo4IB2zCC AdcwDgYDVR0PAQH/BAQDAgWgMIGjBggrBgEFBQcBAQSBljCBkzBOBggrBgEFBQcwAoZCaHR0cDov L3NlY3VyZS5nbG9iYWxzaWduLmNvbS9jYWNlcnQvZ3NnY2NyM3BlcnNvbmFsc2lnbjJjYTIwMjAu Y3J0MEEGCCsGAQUFBzABhjVodHRwOi8vb2NzcC5nbG9iYWxzaWduLmNvbS9nc2djY3IzcGVyc29u YWxzaWduMmNhMjAyMDBNBgNVHSAERjBEMEIGCisGAQQBoDIBKAowNDAyBggrBgEFBQcCARYmaHR0 cHM6Ly93d3cuZ2xvYmFsc2lnbi5jb20vcmVwb3NpdG9yeS8wCQYDVR0TBAIwADBJBgNVHR8EQjBA MD6gPKA6hjhodHRwOi8vY3JsLmdsb2JhbHNpZ24uY29tL2dzZ2NjcjNwZXJzb25hbHNpZ24yY2Ey MDIwLmNybDAlBgNVHREEHjAcgRpzZWx2aW4ueGF2aWVyQGJyb2FkY29tLmNvbTATBgNVHSUEDDAK BggrBgEFBQcDBDAfBgNVHSMEGDAWgBSWM9HmWBdbNHWKgVZk1b5I3qGPzzAdBgNVHQ4EFgQU3TaH dsgUhTW3LwObmZ20fj+8Xj8wDQYJKoZIhvcNAQELBQADggEBAAbt6Sptp6ZlTnhM2FDhkVXks68/ iqvfL/e8wSPVdBxOuiP+8EXGLV3E72KfTTJXMbkcmFpK2K11poBDQJhz0xyOGTESjXNnN6Eqq+iX hQtF8xG2lzPq8MijKI4qXk5Vy5DYfwsVfcF0qJw5AhC32nU9uuIPJq8/mQbZfqmoanV/yadootGr j1Ze9ndr+YDXPpCymOsynmmw0ErHZGGW1OmMpAEt0A+613glWCURLDlP8HONi1wnINV6aDiEf0ad 9NMGxDsp+YWiRXD3txfo2OMQbpIxM90QfhKKacX8t1J1oAAWxDrLVTJBXBNvz5tr+D1sYwuye93r hImmkM1unboxggJtMIICaQIBATBrMFsxCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWdu IG52LXNhMTEwLwYDVQQDEyhHbG9iYWxTaWduIEdDQyBSMyBQZXJzb25hbFNpZ24gMiBDQSAyMDIw Agxy+Cu4x/7lM0zxY7cwDQYJYIZIAWUDBAIBBQCggdQwLwYJKoZIhvcNAQkEMSIEIHqYSgvbQU8L 3rCm2HM+swgTBkcz5AER8uy5h38PHMZ7MBgGCSqGSIb3DQEJAzELBgkqhkiG9w0BBwEwHAYJKoZI hvcNAQkFMQ8XDTI0MDUxMTA0NTI0NVowaQYJKoZIhvcNAQkPMVwwWjALBglghkgBZQMEASowCwYJ YIZIAWUDBAEWMAsGCWCGSAFlAwQBAjAKBggqhkiG9w0DBzALBgkqhkiG9w0BAQowCwYJKoZIhvcN AQEHMAsGCWCGSAFlAwQCATANBgkqhkiG9w0BAQEFAASCAQAK3hr6yFkGU4tjUpMsXJ9v1Ea2F9Fu cyeuvwCQ/3cFVSVuXyZjZict51eGGSWEj3pIRpZ6pFp1Bu7DMNmp1MfSrChApqsC/yCDsux8yJGF xUpeBMwyczi782tgs51I5Dj6UWlvBShqHgPISxRXbiQzIA3B3pSe50gjIudObXnQfwNoduwRov8J 0zMGv/uJGNnlUCFpPqbE5I8UYHuSId2NexeCuB/AZ2ayT9XjWk3M8Z0JKWKO55EbxyX8vHULnvpU QUqLeA/g4Y7IW/gl4nB0ZpAJ174lw2maWoXeS79n1S0jc6PrDjqOmQTXgFY3D7sdDONOx2gG7cAS 0I8bDi6P --0000000000005a14d00618266cb0--