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Thu, 30 Jul 2026 07:08:41 -0700 (PDT) Received: from hu-neersoni-hyd.qualcomm.com ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-908325186b7sm18465826d6.43.2026.07.30.07.08.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Jul 2026 07:08:41 -0700 (PDT) From: Neeraj Soni To: ebiggers@kernel.org, ulf.hansson@linaro.org, adrian.hunter@intel.com Cc: quic_dmukhopa@quicinc.com, quic_rampraka@quicinc.com, quic_nitirawa@quicinc.com, quic_sachgupt@quicinc.com, quic_bhaskarv@quicinc.com, quic_gaurkash@quicinc.com, quic_sartgarg@quicinc.com, ram.gupta@oss.qualcomm.com, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, neeraj.soni@oss.qualcomm.com Subject: [PATCH v5 2/4] mmc: sdhci-msm: Reprogram crypto keys during host hardware initialization Date: Thu, 30 Jul 2026 19:38:20 +0530 Message-Id: <20260730140822.1976635-3-neeraj.soni@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260730140822.1976635-1-neeraj.soni@oss.qualcomm.com> References: <20260730140822.1976635-1-neeraj.soni@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Info: AW1haW4tMjYwNzMwMDEwNyBTYWx0ZWRfX2TvBEQtStjkR KcwlWs6DrpyO41A4T894ZQyoA14oN+ftjRF/cVFBkAjar21GhuWW/TsJrvP6qlCYAkWYfbRqLna T//nInBLRern0+nD22Hqdirjuyu51YA= X-Proofpoint-GUID: mFw5ABJgHFnKSqdCv-PWW4N6wf9TRGBd X-Proofpoint-ORIG-GUID: mFw5ABJgHFnKSqdCv-PWW4N6wf9TRGBd X-Authority-Analysis: v=2.4 cv=W6QIkxWk c=1 sm=1 tr=0 ts=6a6b5aeb cx=c_pps a=wEM5vcRIz55oU/E2lInRtA==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=COk6AnOGAAAA:8 a=EUspDBNiAAAA:8 a=INlCos_yAX0xULvCZXIA:9 a=OIgjcC2v60KrkQgK7BGD:22 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzMwMDEwNyBTYWx0ZWRfX46P9B0Su2zQl ncA06rUoPR6BHphMo9Ibwq//gyeUeBJ6jP5CQO0c7uuzZiWd1zX+bXK/xGeq4d3QxcRhgEOZOws /gw76dEqabjvtrspoBHvi0fuICvq++OlWunZMEFvM7y8Oclqt3UrdL7oUrZdWH13jdQ2jVCoU/9 neaRPjXPHx8CrKn7cOql/sp4UErFiQqmbpHyyLyKzYZV+jVQeCAmKflx83RrRJ8EWVzQeEsn96A 1jo2MxkqfhhLoqYK+E0HM5qF0W9uIUx6Sz7DWNGTObE6JKnqv7fXtA3iyaTvFanOFIVY5GhHCam ZulVMc2jQB7W4qE0LR+MH3NqHwEBFMeZMIuOCdm32rUOqgK48uvIyZvxBKpBpCujVNcHC3hnpUR d0LsMiQ6hTDeA1hPFWel/AO8QznqieSknjlO2bp3PghxgUrx6SfafTwdH7L+vbaI0soitCKyhl9 1F2ip0qeHI40V2D3yxA== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-30_04,2026-07-29_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 phishscore=0 suspectscore=0 clxscore=1015 bulkscore=0 adultscore=0 spamscore=0 lowpriorityscore=0 malwarescore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607300107 Host looses the Inline Crypto Engine (ICE) keys during hardware reset. Re-program the keys while intializing ICE to ensure that ICE is available in the same state as before the hardware reset. Also set MMC_CAP2_CRYPTO_NO_REPROG to indicate that re-program of ICE keys is not needed during MMC runtime suspend/resume. Signed-off-by: Seshu Madhavi Puppala Co-developed-by: Ram Prakash Gupta Signed-off-by: Ram Prakash Gupta Co-developed-by: Sarthak Garg Signed-off-by: Sarthak Garg Signed-off-by: Debraj Mukhopadhyay Signed-off-by: Neeraj Soni --- drivers/mmc/host/sdhci-msm.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c index 4aff965f0e2e..7d71dc6f388d 100644 --- a/drivers/mmc/host/sdhci-msm.c +++ b/drivers/mmc/host/sdhci-msm.c @@ -1958,7 +1958,10 @@ static int sdhci_msm_ice_init(struct sdhci_msm_host *msm_host, cap.sdus_mask * 512; } + blk_crypto_reprogram_all_keys(&mmc->crypto_profile); + mmc->caps2 |= MMC_CAP2_CRYPTO; + mmc->caps2 |= MMC_CAP2_CRYPTO_NO_REPROG; return 0; } -- 2.34.1