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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Jiri Slaby <jslaby@suse.cz>,
        Jens Axboe <axboe@kernel.dk>, linux-ide@vger.kernel.org
Subject: [PATCH 4.4 83/85] ata: define AC_ERR_OK
Date:   Tue, 29 Sep 2020 13:00:50 +0200
Message-Id: <20200929105932.330957859@linuxfoundation.org>
In-Reply-To: <20200929105928.198942536@linuxfoundation.org>
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From: Jiri Slaby <jslaby@suse.cz>

commit 25937580a5065d6fbd92d9c8ebd47145ad80052e upstream.

Since we will return enum ata_completion_errors from qc_prep in the next
patch, let's define AC_ERR_OK to mark the OK status.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: linux-ide@vger.kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 include/linux/libata.h |    1 +
 1 file changed, 1 insertion(+)

--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -500,6 +500,7 @@ enum hsm_task_states {
 };
 
 enum ata_completion_errors {
+	AC_ERR_OK		= 0,	    /* no error */
 	AC_ERR_DEV		= (1 << 0), /* device reported error */
 	AC_ERR_HSM		= (1 << 1), /* host state machine violation */
 	AC_ERR_TIMEOUT		= (1 << 2), /* timeout */