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sdhci: acpi: add free_slot callback

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[ Upstream commit c7eabbee3d ]

The device specific resource can be free in free_slot after
removing host controller.

Signed-off-by: Wang Dongsheng <dongsheng.wang@hxt-semitech.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Wang Dongsheng
2018-08-16 12:48:42 +08:00
committed by Greg Kroah-Hartman
parent 3625a5515a
commit cf6e9d033d
1 changed files with 8 additions and 0 deletions
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8
drivers/mmc/host/sdhci-acpi.c
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@@ -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;