From: Wang Dongsheng <dongsheng.w...@hxt-semitech.com>
[ Upstream commit c7eabbee3de99347105faa7fd925a500ccf43baf ]
The device specific resource can be free in free_slot after
removing host controller.
Signed-off-by: Wang Dongsheng <dongsheng.w...@hxt-semitech.com>
Acked-by: Adrian Hunter <adrian.hun...@intel.com>
Signed-off-by: Ulf Hansson <ulf.hans...@linaro.org>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
drivers/mmc/host/sdhci-acpi.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c
index 32321bd596d8..c61109f7b793 100644
--- a/drivers/mmc/host/sdhci-acpi.c
+++ b/drivers/mmc/host/sdhci-acpi.c
@@ -76,6 +76,7 @@ struct sdhci_acpi_slot {
size_t priv_size;
int (*probe_slot)(struct platform_device *, const char *, const char *);
int (*remove_slot)(struct platform_device *);
+ int (*free_slot)(struct platform_device *pdev);
int (*setup_host)(struct platform_device *pdev);
};
@@ -756,6 +757,9 @@ static int sdhci_acpi_probe(struct platform_device *pdev)
err_cleanup:
sdhci_cleanup_host(c->host);
err_free:
+ if (c->slot && c->slot->free_slot)
+ c->slot->free_slot(pdev);
+
sdhci_free_host(c->host);
return err;
}
@@ -777,6 +781,10 @@ static int sdhci_acpi_remove(struct platform_device *pdev)
dead = (sdhci_readl(c->host, SDHCI_INT_STATUS) == ~0);
sdhci_remove_host(c->host, dead);
+
+ if (c->slot && c->slot->free_slot)
+ c->slot->free_slot(pdev);
+
sdhci_free_host(c->host);
return 0;
--
2.17.1
