linux-kernel - [PATCH V3 3/3] mmc: sdhci-msm: Enable MMC_CAP2_SLEEP

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Message-Id: <20231019054612.9192-4-quic_sartgarg@quicinc.com>
Date:   Thu, 19 Oct 2023 11:16:12 +0530
From:   Sarthak Garg <quic_sartgarg@...cinc.com>
To:     Ulf Hansson <ulf.hansson@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Adrian Hunter <adrian.hunter@...el.com>
Cc:     linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, quic_cang@...cinc.com,
        quic_nguyenb@...cinc.com, quic_rampraka@...cinc.com,
        quic_pragalla@...cinc.com, quic_sayalil@...cinc.com,
        quic_nitirawa@...cinc.com, quic_sachgupt@...cinc.com,
        quic_bhaskarv@...cinc.com, quic_narepall@...cinc.com,
        kernel@...cinc.com, Sarthak Garg <quic_sartgarg@...cinc.com>
Subject: [PATCH V3 3/3] mmc: sdhci-msm: Enable MMC_CAP2_SLEEP_AWAKE for Qualcomm controllers

Enable MMC_CAP2_SLEEP_AWAKE for Qualcomm controllers to let them use
sleep/awake functionality for faster eMMC resume instead of
doing full initialization.

Signed-off-by: Sarthak Garg <quic_sartgarg@...cinc.com>
---
 drivers/mmc/host/sdhci-msm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c
index 93c662e28b3b..edcf18c02bf7 100644
--- a/drivers/mmc/host/sdhci-msm.c
+++ b/drivers/mmc/host/sdhci-msm.c
@@ -2628,6 +2628,7 @@ static int sdhci_msm_probe(struct platform_device *pdev)
 
 	msm_host->mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY | MMC_CAP_NEED_RSP_BUSY;
 	msm_host->mmc->caps |= MMC_CAP_AGGRESSIVE_PM;
+	msm_host->mmc->caps2 |= MMC_CAP2_SLEEP_AWAKE;
 
 	/* Set the timeout value to max possible */
 	host->max_timeout_count = 0xF;
-- 
2.17.1