openwrt-owl/target/linux/sunxi/patches-3.13/170-6-mmc-dont-call-mmc_of_...

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1.3 KiB
Diff

From 73797537f3904fec60a647b3b209bf7add092ad5 Mon Sep 17 00:00:00 2001
From: Hans de Goede <hdegoede@redhat.com>
Date: Mon, 17 Feb 2014 21:59:08 +0100
Subject: [PATCH] sunxi-mmc: Don't call mmc_of_parse until we're ready to
mmc_of_parse registers an irq handler for the gpio pins for cd, this irq
handler will reference host->ops, so don't call mmc_of_parse until we're
done setting everything up.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
drivers/mmc/host/sunxi-mmc.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
index d5e8ff9..cceae68 100644
--- a/drivers/mmc/host/sunxi-mmc.c
+++ b/drivers/mmc/host/sunxi-mmc.c
@@ -766,10 +766,6 @@ static int sunxi_mmc_probe(struct platform_device *pdev)
return -ENOMEM;
}
- ret = mmc_of_parse(mmc);
- if (ret)
- goto error_free_host;
-
host = mmc_priv(mmc);
host->mmc = mmc;
spin_lock_init(&host->lock);
@@ -806,8 +802,11 @@ static int sunxi_mmc_probe(struct platform_device *pdev)
MMC_CAP_SDIO_IRQ;
mmc->caps2 |= MMC_CAP2_NO_PRESCAN_POWERUP;
- ret = mmc_add_host(mmc);
+ ret = mmc_of_parse(mmc);
+ if (ret)
+ goto error_free_dma;
+ ret = mmc_add_host(mmc);
if (ret)
goto error_free_dma;
--
1.8.5.5