[PATCH v5 4/4] mmc: mtk-sd: Protect crypto capability with crypto config

Neeraj Soni <[email protected]> Thu, 30 Jul 2026 19:38:22 +0530
Newsgroups org.kernel.vger.linux-mmc,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
Host crypto capability can not be used if CONFIG_MMC_CRYPTO=n.
So set MMC_CAP2_CRYPTO in mmc->caps2 only if CONFIG_MMC_CRYPTO=y.

Signed-off-by: Neeraj Soni <[email protected]>
---
 drivers/mmc/host/mtk-sd.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index 01ea3adbdf3b..c415ed97e3c2 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -3031,7 +3031,11 @@ static int msdc_drv_probe(struct platform_device *pdev)
 		if (IS_ERR(host->crypto_clk))
 			return PTR_ERR(host->crypto_clk);
 		else if (host->crypto_clk)
+#ifdef CONFIG_MMC_CRYPTO
 			mmc->caps2 |= MMC_CAP2_CRYPTO;
+#else
+			dev_dbg(host->dev, "Enable necessary crypto config\n");
+#endif
 	}
 
 	host->irq = platform_get_irq(pdev, 0);
-- 
2.34.1