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Thu, 16 May 2024 18:19:16 +0000 Received: from smtpav05.dal12v.mail.ibm.com (smtpav05.dal12v.mail.ibm.com [10.241.53.104]) by smtprelay07.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 44GIJEeC21496474 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 16 May 2024 18:19:16 GMT Received: from smtpav05.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2DC5D58074; Thu, 16 May 2024 18:19:14 +0000 (GMT) Received: from smtpav05.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E373858076; Thu, 16 May 2024 18:19:13 +0000 (GMT) Received: from slate16.aus.stglabs.ibm.com (unknown [9.61.107.19]) by smtpav05.dal12v.mail.ibm.com (Postfix) with ESMTP; Thu, 16 May 2024 18:19:13 +0000 (GMT) From: Eddie James To: linux-fsi@lists.ozlabs.org Cc: linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org, linux-spi@vger.kernel.org, broonie@kernel.org, andi.shyti@kernel.org, joel@jms.id.au, alistair@popple.id.au, jk@ozlabs.org, andrew@codeconstruct.com.au, linux-aspeed@lists.ozlabs.org, eajames@linux.ibm.com Subject: [PATCH v3 22/40] fsi: aspeed: Use common master error handler Date: Thu, 16 May 2024 13:18:49 -0500 Message-Id: <20240516181907.3468796-23-eajames@linux.ibm.com> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20240516181907.3468796-1-eajames@linux.ibm.com> References: <20240516181907.3468796-1-eajames@linux.ibm.com> Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: mNQb2WIZQn7bcU-F0x82aAhQb5jhTRBU X-Proofpoint-ORIG-GUID: mNQb2WIZQn7bcU-F0x82aAhQb5jhTRBU X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-05-16_07,2024-05-15_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 phishscore=0 adultscore=0 priorityscore=1501 malwarescore=0 suspectscore=0 bulkscore=0 mlxscore=0 spamscore=0 lowpriorityscore=0 impostorscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2405010000 definitions=main-2405160132 This will do the correct mmode manipulation to do the master reset. Signed-off-by: Eddie James --- drivers/fsi/fsi-master-aspeed.c | 27 ++++----------------------- 1 file changed, 4 insertions(+), 23 deletions(-) diff --git a/drivers/fsi/fsi-master-aspeed.c b/drivers/fsi/fsi-master-aspeed.c index c9f6d84e1a372..eecd64bc29512 100644 --- a/drivers/fsi/fsi-master-aspeed.c +++ b/drivers/fsi/fsi-master-aspeed.c @@ -226,27 +226,6 @@ static int opb_readb(struct fsi_master_aspeed *aspeed, uint32_t addr, u8 *out) return __opb_read(aspeed, addr, XFER_BYTE, (void *)out); } -static int check_errors(struct fsi_master_aspeed *aspeed, int err) -{ - int ret; - - if (err == -EIO) { - /* Check MAEB (0x70) ? */ - - /* Then clear errors in master */ - ret = opb_writel(aspeed, ctrl_base + FSI_MRESP0, - cpu_to_be32(FSI_MRESP_RST_ALL_MASTER)); - if (ret) { - /* TODO: log? return different code? */ - return ret; - } - /* TODO: confirm that 0x70 was okay */ - } - - /* This will pass through timeout errors */ - return err; -} - static int aspeed_master_read(struct fsi_master *master, int link, uint8_t id, uint32_t addr, void *val, size_t size) { @@ -277,7 +256,8 @@ static int aspeed_master_read(struct fsi_master *master, int link, goto done; } - ret = check_errors(aspeed, ret); + if (ret == -EIO) + fsi_master_error(&aspeed->master, link); done: spin_unlock_irqrestore(&aspeed->lock, flags); return ret; @@ -313,7 +293,8 @@ static int aspeed_master_write(struct fsi_master *master, int link, goto done; } - ret = check_errors(aspeed, ret); + if (ret == -EIO) + fsi_master_error(&aspeed->master, link); done: spin_unlock_irqrestore(&aspeed->lock, flags); return ret;