From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id C080F436C8; Mon, 11 Dec 2023 18:12:56 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id C43A842DD8; Mon, 11 Dec 2023 18:11:44 +0100 (CET) Received: from mail-qk1-f172.google.com (mail-qk1-f172.google.com [209.85.222.172]) by mails.dpdk.org (Postfix) with ESMTP id 4BBF042DDF for ; Mon, 11 Dec 2023 18:11:43 +0100 (CET) Received: by mail-qk1-f172.google.com with SMTP id af79cd13be357-77f320ca2d5so347033085a.1 for ; Mon, 11 Dec 2023 09:11:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1702314702; x=1702919502; darn=dpdk.org; h=mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:from:to:cc:subject:date:message-id:reply-to; bh=tmqjWk9MFRDUctyRn+WtIb/J5GfDiBOT+EZzibIcv/U=; b=LINOhY1zjeLgacQk1nTP1fytSiJ0I5h6ilYWINGsS0LcMmaTIoYPtG8gBAVuo8qmmO ZQ3vdFg4WYJ5u5q+XHqCC0t+mpgIOA5T8YySGXFBYtcq26Ykq8N1Ji0MXHUh9rpTmcCd mtiU2+glLLGeRq4+igo02PngzbbV7zI+9X7xE= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702314702; x=1702919502; h=mime-version: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=tmqjWk9MFRDUctyRn+WtIb/J5GfDiBOT+EZzibIcv/U=; b=YSUrLvV1SiNv22TJkSHtJQgBhculMkk/yHcFG8+AXNHvu+KlCOdSlBYQKH8mw2OHYa InJPXfbtsvMn3WP/JYenO9/n/J5Eox6e8Vpp6w1sIjZmD0kMWm7ge4LIMLvbkuM5Db5G xxSypRavUOp0bH6wpI2kqeuwhHjIeoYtF2rg9rIQqwqkyumTQ+DoHsBL095SXlPOgI4s z6cqzVPK99wvuvw1fxM5Yfl8jRnmOw3rx1m0kUEfVoJY/Xr7MuGFdzwBK5S6QIcYSESj 0l07retoV5Ft1DGGANbzRUf+AEFzyNDd22VP+f4YomCxR9t/WmML/M3FSfwwZP+hOuqx YG/Q== X-Gm-Message-State: AOJu0YxC5j206lI+IjoHu97h17JpcPZtwsjfq/Q3KZcSTC46kJu0JYOF dbC5yIpyt2ETd+PnC5ABz0WPqx1Sr0I3ZFGLBqSBh96rOaiLjK+MxCEqkeNbgtiQVs+GO899itE b2NFoyKcXvb0Umj9HV7nNHCqAO/6MOJJrME4Iddn9N0FNtYTiwNDzodTUdLtBta0MbjnL X-Google-Smtp-Source: AGHT+IH6lipbq4dte+yFWXCpd/Nuph5CXYVEnwE901CtYd5jL83JEx6KJBjV11LYY82vPilqLL8JpQ== X-Received: by 2002:a05:620a:31aa:b0:77d:84d1:a594 with SMTP id bi42-20020a05620a31aa00b0077d84d1a594mr7940607qkb.10.1702314702325; Mon, 11 Dec 2023 09:11:42 -0800 (PST) Received: from C02GC2QQMD6T.wifi.broadcom.net ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id qz16-20020a05620a8c1000b0077efdfbd730sm3094581qkn.34.2023.12.11.09.11.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Dec 2023 09:11:40 -0800 (PST) From: Ajit Khaparde To: dev@dpdk.org Cc: Kalesh AP , Somnath Kotur Subject: [PATCH v3 12/14] net/bnxt: retry HWRM ver get if the command fails Date: Mon, 11 Dec 2023 09:11:07 -0800 Message-Id: <20231211171109.89716-13-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.39.2 (Apple Git-143) In-Reply-To: <20231211171109.89716-1-ajit.khaparde@broadcom.com> References: <20231211171109.89716-1-ajit.khaparde@broadcom.com> MIME-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="00000000000025c259060c3f07fb" X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org --00000000000025c259060c3f07fb Content-Transfer-Encoding: 8bit Retry HWRM ver get if the command timesout because of PCI FLR. When the PCI driver issues an FLR during device initialization, the firmware may have to block the PXP target traffic till the FLR is complete. HWRM_VER_GET command issued during that window may time out. So retry the command again in such a scenario. Signed-off-by: Ajit Khaparde Reviewed-by: Kalesh AP Reviewed-by: Somnath Kotur --- drivers/net/bnxt/bnxt.h | 1 + drivers/net/bnxt/bnxt_ethdev.c | 12 +++++++++++- 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/net/bnxt/bnxt.h b/drivers/net/bnxt/bnxt.h index f7a60eb9a1..7aed4c3da3 100644 --- a/drivers/net/bnxt/bnxt.h +++ b/drivers/net/bnxt/bnxt.h @@ -879,6 +879,7 @@ struct bnxt { /* default command timeout value of 500ms */ #define DFLT_HWRM_CMD_TIMEOUT 500000 +#define PCI_FUNC_RESET_WAIT_TIMEOUT 1500000 /* short command timeout value of 50ms */ #define SHORT_HWRM_CMD_TIMEOUT 50000 /* default HWRM request timeout value */ diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c index 81a30eb983..75e968394f 100644 --- a/drivers/net/bnxt/bnxt_ethdev.c +++ b/drivers/net/bnxt/bnxt_ethdev.c @@ -5441,6 +5441,7 @@ static int bnxt_map_hcomm_fw_status_reg(struct bnxt *bp) static int bnxt_get_config(struct bnxt *bp) { uint16_t mtu; + int timeout; int rc = 0; bp->fw_cap = 0; @@ -5449,8 +5450,17 @@ static int bnxt_get_config(struct bnxt *bp) if (rc) return rc; - rc = bnxt_hwrm_ver_get(bp, DFLT_HWRM_CMD_TIMEOUT); + timeout = BNXT_CHIP_P7(bp) ? + PCI_FUNC_RESET_WAIT_TIMEOUT : + DFLT_HWRM_CMD_TIMEOUT; +try_again: + rc = bnxt_hwrm_ver_get(bp, timeout); if (rc) { + if (rc == -ETIMEDOUT && timeout == PCI_FUNC_RESET_WAIT_TIMEOUT) { + bp->flags &= ~BNXT_FLAG_FW_TIMEDOUT; + timeout = DFLT_HWRM_CMD_TIMEOUT; + goto try_again; + } bnxt_check_fw_status(bp); return rc; } -- 2.39.2 (Apple Git-143) --00000000000025c259060c3f07fb Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIIQdgYJKoZIhvcNAQcCoIIQZzCCEGMCAQExDzANBglghkgBZQMEAgEFADALBgkqhkiG9w0BBwGg gg3NMIIFDTCCA/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/ XzCCBVUwggQ9oAMCAQICDAzZWuPidkrRZaiw2zANBgkqhkiG9w0BAQsFADBbMQswCQYDVQQGEwJC RTEZMBcGA1UEChMQR2xvYmFsU2lnbiBudi1zYTExMC8GA1UEAxMoR2xvYmFsU2lnbiBHQ0MgUjMg UGVyc29uYWxTaWduIDIgQ0EgMjAyMDAeFw0yMjA5MTAwODE4NDVaFw0yNTA5MTAwODE4NDVaMIGW MQswCQYDVQQGEwJJTjESMBAGA1UECBMJS2FybmF0YWthMRIwEAYDVQQHEwlCYW5nYWxvcmUxFjAU BgNVBAoTDUJyb2FkY29tIEluYy4xHDAaBgNVBAMTE0FqaXQgS3VtYXIgS2hhcGFyZGUxKTAnBgkq hkiG9w0BCQEWGmFqaXQua2hhcGFyZGVAYnJvYWRjb20uY29tMIIBIjANBgkqhkiG9w0BAQEFAAOC AQ8AMIIBCgKCAQEArZ/Aqg34lMOo2BabvAa+dRThl9OeUUJMob125dz+jvS78k4NZn1mYrHu53Dn YycqjtuSMlJ6vJuwN2W6QpgTaA2SDt5xTB7CwA2urpcm7vWxxLOszkr5cxMB1QBbTd77bXFuyTqW jrer3VIWqOujJ1n+n+1SigMwEr7PKQR64YKq2aRYn74ukY3DlQdKUrm2yUkcA7aExLcAwHWUna/u pZEyqKnwS1lKCzjX7mV5W955rFsFxChdAKfw0HilwtqdY24mhy62+GeaEkD0gYIj1tCmw9gnQToc K+0s7xEunfR9pBrzmOwS3OQbcP0nJ8SmQ8R+reroH6LYuFpaqK1rgQIDAQABo4IB2zCCAdcwDgYD VR0PAQH/BAQDAgWgMIGjBggrBgEFBQcBAQSBljCBkzBOBggrBgEFBQcwAoZCaHR0cDovL3NlY3Vy ZS5nbG9iYWxzaWduLmNvbS9jYWNlcnQvZ3NnY2NyM3BlcnNvbmFsc2lnbjJjYTIwMjAuY3J0MEEG CCsGAQUFBzABhjVodHRwOi8vb2NzcC5nbG9iYWxzaWduLmNvbS9nc2djY3IzcGVyc29uYWxzaWdu MmNhMjAyMDBNBgNVHSAERjBEMEIGCisGAQQBoDIBKAowNDAyBggrBgEFBQcCARYmaHR0cHM6Ly93 d3cuZ2xvYmFsc2lnbi5jb20vcmVwb3NpdG9yeS8wCQYDVR0TBAIwADBJBgNVHR8EQjBAMD6gPKA6 hjhodHRwOi8vY3JsLmdsb2JhbHNpZ24uY29tL2dzZ2NjcjNwZXJzb25hbHNpZ24yY2EyMDIwLmNy bDAlBgNVHREEHjAcgRphaml0LmtoYXBhcmRlQGJyb2FkY29tLmNvbTATBgNVHSUEDDAKBggrBgEF BQcDBDAfBgNVHSMEGDAWgBSWM9HmWBdbNHWKgVZk1b5I3qGPzzAdBgNVHQ4EFgQUbrcTuh0mr2qP xYdtyDgFeRIiE/gwDQYJKoZIhvcNAQELBQADggEBALrc1TljKrDhXicOaZlzIQyqOEkKAZ324i8X OwzA0n2EcPGmMZvgARurvanSLD3mLeeuyq1feCcjfGM1CJFh4+EY7EkbFbpVPOIdstSBhbnAJnOl aC/q0wTndKoC/xXBhXOZB8YL/Zq4ZclQLMUO6xi/fFRyHviI5/IrosdrpniXFJ9ukJoOXtvdrEF+ KlMYg/Deg9xo3wddCqQIsztHSkR4XaANdn+dbLRQpctZ13BY1lim4uz5bYn3M0IxyZWkQ1JuPHCK aRJv0SfR88PoI4RB7NCEHqFwARTj1KvFPQi8pK/YISFydZYbZrxQdyWDidqm4wSuJfpE6i0cWvCd u50xggJtMIICaQIBATBrMFsxCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNh MTEwLwYDVQQDEyhHbG9iYWxTaWduIEdDQyBSMyBQZXJzb25hbFNpZ24gMiBDQSAyMDIwAgwM2Vrj 4nZK0WWosNswDQYJYIZIAWUDBAIBBQCggdQwLwYJKoZIhvcNAQkEMSIEIEHqRmazJ2q7PJKyGB5K QhNFwoUZG5FTb8xhIoS9ub5OMBgGCSqGSIb3DQEJAzELBgkqhkiG9w0BBwEwHAYJKoZIhvcNAQkF MQ8XDTIzMTIxMTE3MTE0MlowaQYJKoZIhvcNAQkPMVwwWjALBglghkgBZQMEASowCwYJYIZIAWUD BAEWMAsGCWCGSAFlAwQBAjAKBggqhkiG9w0DBzALBgkqhkiG9w0BAQowCwYJKoZIhvcNAQEHMAsG CWCGSAFlAwQCATANBgkqhkiG9w0BAQEFAASCAQBO4EcxcOaJbqL2Xq8YjB2hO0SddARwInHS5LfV qcMqLEsSnwf/qaVBocVQ0OoBnZpsl7KA+ItsZ1n+fZZWjoyjutRmgo7PjFYwbKcXQwTKZIWZCvCE 71PwbWuufGhZAHfgS20esa284k8Z8l/RbVbXdoBGQ2x7uuhlptGLa0Uhgymq0oWjnMyxbaOrei/m SL8n9892dj0sDlGh9Z4ZcSrRZFFUtU/DOa5TGv0HpoGw9cOfvaUoBuB2Wzayn5+wRapyF2hp5Urf eKfvt8enahYppNjTavsmUYqacIJ2eh4xaaSD7gl6zWPKFZ05Fmhl1spv3djp9LUKyLpe2o0QHlPM --00000000000025c259060c3f07fb--