Get a 'struct mci' by search after the device name.
Signed-off-by: Daniel Schultz <[email protected]>
---
Changes:
v3:
New with patch v3
drivers/mci/mci-core.c | 16 ++++++++++++++++
include/mci.h | 8 ++++++++
2 files changed, 24 insertions(+)
diff --git a/drivers/mci/mci-core.c b/drivers/mci/mci-core.c
index c22f932..d6865d1 100644
--- a/drivers/mci/mci-core.c
+++ b/drivers/mci/mci-core.c
@@ -53,6 +53,8 @@
__res & __mask; \
})
+LIST_HEAD(mci_list);
+
/**
* @file
* @brief Memory Card framework
@@ -1753,6 +1755,8 @@ int mci_register(struct mci_host *host)
mci->dev.id = DEVICE_ID_DYNAMIC;
}
+ list_add_tail(&mci->list, &mci_list);
+
mci->dev.platform_data = host;
mci->dev.parent = host->hw_dev;
mci->host = host;
@@ -1844,3 +1848,15 @@ void mci_of_parse(struct mci_host *host)
host->non_removable = of_property_read_bool(np, "non-removable");
}
+
+struct mci *mci_get_device_by_name(const char *name)
+{
+ struct mci *dev;
+
+ for_each_mci_device(dev) {
+ if (!strcmp(dev->cdevname, name))
+ return dev;
+ }
+
+ return NULL;
+}
diff --git a/include/mci.h b/include/mci.h
index 9e4d18b..3c7b407 100644
--- a/include/mci.h
+++ b/include/mci.h
@@ -466,6 +466,8 @@ struct mci {
struct mci_part *part_curr;
u8 ext_csd_part_config;
+
+ struct list_head list; /* The list of all mci devices */
};
int mci_register(struct mci_host*);
@@ -483,4 +485,10 @@ static inline int mmc_host_is_spi(struct mci_host *host)
return 0;
}
+/* Iterate over all mci devices
+ */
+#define for_each_mci_device(dev) list_for_each_entry(dev, &mci_list, list)
+
+struct mci *mci_get_device_by_name(const char *name);
+
#endif /* _MCI_H_ */
--
1.9.1
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