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Thu, 15 Aug 2024 08:57:30 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTPS id 40xkmhennq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 15 Aug 2024 08:57:30 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 47F8vUxI029708; Thu, 15 Aug 2024 08:57:30 GMT Received: from hu-devc-blr-u22-a.qualcomm.com (hu-mdalam-blr.qualcomm.com [10.131.36.157]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTPS id 47F8vTg7029698 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 15 Aug 2024 08:57:30 +0000 Received: by hu-devc-blr-u22-a.qualcomm.com (Postfix, from userid 466583) id AC27A417F7; Thu, 15 Aug 2024 14:27:27 +0530 (+0530) From: Md Sadre Alam To: vkoul@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, andersson@kernel.org, konradybcio@kernel.org, thara.gopinath@gmail.com, herbert@gondor.apana.org.au, davem@davemloft.net, gustavoars@kernel.org, u.kleine-koenig@pengutronix.de, kees@kernel.org, agross@kernel.org, linux-arm-msm@vger.kernel.org, dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org Cc: quic_srichara@quicinc.com, quic_varada@quicinc.com, quic_mdalam@quicinc.com, quic_utiwari@quicinc.com Subject: [PATCH v2 09/16] crypto: qce - Add LOCK and UNLOCK flag support Date: Thu, 15 Aug 2024 14:27:18 +0530 Message-Id: <20240815085725.2740390-10-quic_mdalam@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240815085725.2740390-1-quic_mdalam@quicinc.com> References: <20240815085725.2740390-1-quic_mdalam@quicinc.com> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: u6rFz-1kcwrVF-bUzY_5784bz7lk605l X-Proofpoint-ORIG-GUID: u6rFz-1kcwrVF-bUzY_5784bz7lk605l X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-08-15_01,2024-08-13_02,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 bulkscore=0 suspectscore=0 impostorscore=0 phishscore=0 clxscore=1015 mlxlogscore=999 lowpriorityscore=0 priorityscore=1501 spamscore=0 adultscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2407110000 definitions=main-2408150064 Add LOCK and UNLOCK flag support while preapring command descriptor for writing crypto register. Signed-off-by: Md Sadre Alam --- Change in [v2] * No change Change in [v1] * Added initial support for lock/un-lock flag drivers/crypto/qce/dma.c | 7 ++++++- drivers/crypto/qce/dma.h | 2 ++ 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/crypto/qce/dma.c b/drivers/crypto/qce/dma.c index e4e672d65302..93d455d1d5b4 100644 --- a/drivers/crypto/qce/dma.c +++ b/drivers/crypto/qce/dma.c @@ -72,7 +72,12 @@ int qce_submit_cmd_desc(struct qce_device *qce, unsigned long flags) unsigned long desc_flags; int ret = 0; - desc_flags = DMA_PREP_CMD; + if (flags & QCE_DMA_DESC_FLAG_LOCK) + desc_flags = DMA_PREP_CMD | DMA_PREP_LOCK; + else if (flags & QCE_DMA_DESC_FLAG_UNLOCK) + desc_flags = DMA_PREP_CMD | DMA_PREP_UNLOCK; + else + desc_flags = DMA_PREP_CMD; /* For command descriptor always use consumer pipe * it recomended as per HPG diff --git a/drivers/crypto/qce/dma.h b/drivers/crypto/qce/dma.h index f10991590b3f..ad8a18a720b1 100644 --- a/drivers/crypto/qce/dma.h +++ b/drivers/crypto/qce/dma.h @@ -19,6 +19,8 @@ #define QCE_BAM_CMD_ELEMENT_SIZE 64 #define QCE_DMA_DESC_FLAG_BAM_NWD (0x0004) #define QCE_MAX_REG_READ 8 +#define QCE_DMA_DESC_FLAG_LOCK (0x0002) +#define QCE_DMA_DESC_FLAG_UNLOCK (0x0001) struct qce_result_dump { u32 auth_iv[QCE_AUTHIV_REGS_CNT];