From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,MIME_HEADER_CTYPE_ONLY, SPF_HELO_NONE,SPF_PASS,T_TVD_MIME_NO_HEADERS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E8900C433ED for ; Thu, 13 May 2021 08:34:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B87BD613E6 for ; Thu, 13 May 2021 08:34:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232009AbhEMIfU (ORCPT ); Thu, 13 May 2021 04:35:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48414 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232021AbhEMIei (ORCPT ); Thu, 13 May 2021 04:34:38 -0400 Received: from mail-pg1-x52a.google.com (mail-pg1-x52a.google.com [IPv6:2607:f8b0:4864:20::52a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E47ACC0613ED for ; Thu, 13 May 2021 01:33:26 -0700 (PDT) Received: by mail-pg1-x52a.google.com with SMTP id m190so20725173pga.2 for ; Thu, 13 May 2021 01:33:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=q4YHFY1D+JPCAO1rZnyrco/xAHZHnkm3ruDwhbDqNu0=; b=Wt+YXpTjBuYy9QBa0tEMA0fZIABd1N8vw4YnuM3FDMC3RowrVRNWg+kd4eAhPxvFZv Eyb5jwuazVKjWx2H2+dER6XH/un1l4Vw79TRWG/BkGjtKYcXp72RnLpZ2GIfSrmetMk6 cZtG0MqQMRtB6gq9woVxEE1sPanCq8lw8gmsA= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=q4YHFY1D+JPCAO1rZnyrco/xAHZHnkm3ruDwhbDqNu0=; b=rvlwHxnqgfuFvWMiOM77Gt4KNm+ljHObtVQMpV9u9c0WeFJPjqHQWn1I3Z7duKm1ZQ scIS+4ocPNZkIrSpHE88LbbY2MxLV8CY6VpyjvOmS3j4UkiROwhrg85mKEooOUxq07Q9 +FpQC3zP8QM5hbNOXUntgiO1j4szUq+q8mlv/N6NvPRym4kNk1rG7KB5jxtXfGmw00bQ XM9OBdmV9mb0CViEMfnC9NTbgMG6mQPtZadES0CH0XCfLxG1szHKmhxlGKYo8rPhNjXn t1QxMB0s2Ti/iix6imjMvOcHmZmjW0+LmwNvOzwzUuDXYQRXOjCQUDZLs/pY66yolSzv Sr2Q== X-Gm-Message-State: AOAM531fyBLRFR7CF4a4p4D+tKazossqlFb9wgDu7P+gRgGEQVzOJz+O 5MX/0SbUOCKhpPMlYx9tjA1uCzEQzfEwo1TwT3O8TSio6QQcqklB4QPWY6toJr9PTGr1ln/qTAB 72ubOcMHrcDgou/snCXjP7S7+MVH1PfOI1BjuNiJZgoC5cjAjSAifhYmByzoFts/DYqLPgxgqVI VGAwDabQ== X-Google-Smtp-Source: ABdhPJxlBJ5771sE8Zl3geAlKj9fV5QtWera4qATyMcirrftSo1jqCZCazWJdMoDuUfMspy1l3jJrg== X-Received: by 2002:aa7:8552:0:b029:2cf:9310:92b with SMTP id y18-20020aa785520000b02902cf9310092bmr5279854pfn.16.1620894805679; Thu, 13 May 2021 01:33:25 -0700 (PDT) Received: from drv-bst-rhel8.dhcp.broadcom.net ([192.19.234.250]) by smtp.gmail.com with ESMTPSA id i123sm1632468pfc.53.2021.05.13.01.33.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 May 2021 01:33:25 -0700 (PDT) From: Kashyap Desai To: linux-scsi@vger.kernel.org Cc: jejb@linux.ibm.com, martin.petersen@oracle.com, steve.hagan@broadcom.com, peter.rivera@broadcom.com, mpi3mr-linuxdrv.pdl@broadcom.com, Kashyap Desai , sathya.prakash@broadcom.com Subject: [PATCH v5 15/24] mpi3mr: allow certain commands during pci-remove hook Date: Thu, 13 May 2021 14:05:59 +0530 Message-Id: <20210513083608.2243297-16-kashyap.desai@broadcom.com> X-Mailer: git-send-email 2.18.1 In-Reply-To: <20210513083608.2243297-1-kashyap.desai@broadcom.com> References: <20210513083608.2243297-1-kashyap.desai@broadcom.com> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="00000000000026c59505c231fb1e" Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org --00000000000026c59505c231fb1e This patch allows SSU and Sync Cache commands to be sent to the controller instead of driver returning DID_NO_CONNECT during driver unload to flush any cached data from the drive. Signed-off-by: Kashyap Desai Reviewed-by: Hannes Reinecke Reviewed-by: Tomas Henzl Reviewed-by: Himanshu Madhani Cc: sathya.prakash@broadcom.com --- drivers/scsi/mpi3mr/mpi3mr_os.c | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c index 786128da1b54..992a0e4d37d1 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_os.c +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c @@ -2776,6 +2776,26 @@ static int mpi3mr_target_alloc(struct scsi_target *starget) return retval; } +/** + * mpi3mr_allow_scmd_to_fw - Command is allowed during shutdown + * @scmd: SCSI Command reference + * + * Checks whether a cdb is allowed during shutdown or not. + * + * Return: TRUE for allowed commands, FALSE otherwise. + */ + +inline bool mpi3mr_allow_scmd_to_fw(struct scsi_cmnd *scmd) +{ + switch (scmd->cmnd[0]) { + case SYNCHRONIZE_CACHE: + case START_STOP: + return true; + default: + return false; + } +} + /** * mpi3mr_qcmd - I/O request despatcher * @shost: SCSI Host reference @@ -2811,7 +2831,8 @@ static int mpi3mr_qcmd(struct Scsi_Host *shost, goto out; } - if (mrioc->stop_drv_processing) { + if (mrioc->stop_drv_processing && + !(mpi3mr_allow_scmd_to_fw(scmd))) { scmd->result = DID_NO_CONNECT << 16; scmd->scsi_done(scmd); goto out; -- 2.18.1 --00000000000026c59505c231fb1e Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIIQcAYJKoZIhvcNAQcCoIIQYTCCEF0CAQExDzANBglghkgBZQMEAgEFADALBgkqhkiG9w0BBwGg gg3HMIIFDTCCA/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/ XzCCBU8wggQ3oAMCAQICDHA7TgNc55htm2viYDANBgkqhkiG9w0BAQsFADBbMQswCQYDVQQGEwJC RTEZMBcGA1UEChMQR2xvYmFsU2lnbiBudi1zYTExMC8GA1UEAxMoR2xvYmFsU2lnbiBHQ0MgUjMg UGVyc29uYWxTaWduIDIgQ0EgMjAyMDAeFw0yMTAyMjIxMjU2MDJaFw0yMjA5MTUxMTQ1MTZaMIGQ MQswCQYDVQQGEwJJTjESMBAGA1UECBMJS2FybmF0YWthMRIwEAYDVQQHEwlCYW5nYWxvcmUxFjAU BgNVBAoTDUJyb2FkY29tIEluYy4xFjAUBgNVBAMTDUthc2h5YXAgRGVzYWkxKTAnBgkqhkiG9w0B CQEWGmthc2h5YXAuZGVzYWlAYnJvYWRjb20uY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB CgKCAQEAzPAzyHBqFL/1u7ttl86wZrWK3vYcqFH+GBe0laKvAGOuEkaHijHa8iH+9GA8FUv1cdWF WY3c3BGA+omJGYc4eHLEyKowuLRWvjV3MEjGBG7NIVoIaTkH4R+6Xs1P4/9EmUA0WI881B3pTv5W nHG54/aqGUDSRDyWVhK7TLqJQkkiYKB0kH0GkB/UfmU/pmCaV68w5J6l4vz/TG23hWJmTg1lW5mu P3lSxcw4Cg90iKHqfpwLnGNc9AGXHMxUCukpnAHRlivljilKHMx1ymb180BLmtF+ZLm6KrFLQWzB 4KeiUOMtKM13wJrQubqTeZgB1XA+89jeLYlxagVsMyksdwIDAQABo4IB2zCCAdcwDgYDVR0PAQH/ BAQDAgWgMIGjBggrBgEFBQcBAQSBljCBkzBOBggrBgEFBQcwAoZCaHR0cDovL3NlY3VyZS5nbG9i YWxzaWduLmNvbS9jYWNlcnQvZ3NnY2NyM3BlcnNvbmFsc2lnbjJjYTIwMjAuY3J0MEEGCCsGAQUF BzABhjVodHRwOi8vb2NzcC5nbG9iYWxzaWduLmNvbS9nc2djY3IzcGVyc29uYWxzaWduMmNhMjAy MDBNBgNVHSAERjBEMEIGCisGAQQBoDIBKAowNDAyBggrBgEFBQcCARYmaHR0cHM6Ly93d3cuZ2xv YmFsc2lnbi5jb20vcmVwb3NpdG9yeS8wCQYDVR0TBAIwADBJBgNVHR8EQjBAMD6gPKA6hjhodHRw Oi8vY3JsLmdsb2JhbHNpZ24uY29tL2dzZ2NjcjNwZXJzb25hbHNpZ24yY2EyMDIwLmNybDAlBgNV HREEHjAcgRprYXNoeWFwLmRlc2FpQGJyb2FkY29tLmNvbTATBgNVHSUEDDAKBggrBgEFBQcDBDAf BgNVHSMEGDAWgBSWM9HmWBdbNHWKgVZk1b5I3qGPzzAdBgNVHQ4EFgQUkTOZp9jXE3yPj4ieKeDT OiNyCtswDQYJKoZIhvcNAQELBQADggEBABG1KCh7cLjStywh4S37nKE1eE8KPyAxDzQCkhxYLBVj gnnhaLmEOayEucPAsM1hCRAm/vR3RQ27lMXBGveCHaq9RZkzTjGSbzr8adOGK3CluPrasNf5StX3 GSk4HwCapA39BDUrhnc/qG5vHwLrgA1jwAvSy8e/vn4F4h+KPrPoFNd1OnCafedbuiEXTqTkn5Rk vZ2AOTcSbxvmyKBMb/iu1vn7AAoui0d8GYCPoz8shf2iWMSUXVYJAMrtRHVJr47J5jlopF5F2ghC MzNfx6QsmJhYiRByd8L9sUOjp/DMgkC6H93PyYpYMiBGapgNf6UMsLg/1kx5DATNwhPAJbkxggJt MIICaQIBATBrMFsxCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMTEwLwYD VQQDEyhHbG9iYWxTaWduIEdDQyBSMyBQZXJzb25hbFNpZ24gMiBDQSAyMDIwAgxwO04DXOeYbZtr 4mAwDQYJYIZIAWUDBAIBBQCggdQwLwYJKoZIhvcNAQkEMSIEINUJBYeFs8av7trq3WQ8/RkVLHeU 8XNdyfY5GJrmzmECMBgGCSqGSIb3DQEJAzELBgkqhkiG9w0BBwEwHAYJKoZIhvcNAQkFMQ8XDTIx MDUxMzA4MzMyNlowaQYJKoZIhvcNAQkPMVwwWjALBglghkgBZQMEASowCwYJYIZIAWUDBAEWMAsG CWCGSAFlAwQBAjAKBggqhkiG9w0DBzALBgkqhkiG9w0BAQowCwYJKoZIhvcNAQEHMAsGCWCGSAFl AwQCATANBgkqhkiG9w0BAQEFAASCAQCto4TFAzT4JeP0now3bhfTn2DCqKaMlwA4DbLzEQLew7Qe IpZFfJK3CmQfwJ/G7h6OO9ykRV5gPjJqCOxt3hy0VhFzSnU8dWgV8XVhdrqBWdYPpO9Ozsmfw2Rb FXTRNjGp7Yc/67MePGtWmhm4EpYIFAYMet/QEibRIeE7TiQIKP0vCRCpui99xjogUaxIeJ4hiySI Zuj03tdz45Ek1UNd5IwI2GLGBg3OjGEDk/uG1NltfSWFL9Qyv5xmZRJUMRxFqgCscLWjL5Akrwi8 YDZQhsntfoN2QrSzOf2PH5wcxMkWA39T3ZhSbegEYxy8oAL5I4DtcUtuTnr6CrqTnqVT --00000000000026c59505c231fb1e--