mmc: Fix pm_notifier obeying deferred resume (part 2)

[android-x86/kernel.git] / include / linux / mmc / host.h

diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index f65913c..229ba19 100644 (file)
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -124,6 +124,7 @@ struct mmc_host {
        unsigned int            f_min;
        unsigned int            f_max;
        u32                     ocr_avail;
+       struct notifier_block   pm_notify;
 
 #define MMC_VDD_165_195                0x00000080      /* VDD voltage 1.65 - 1.95 */
 #define MMC_VDD_20_21          0x00000100      /* VDD voltage 2.0 ~ 2.1 */
@@ -183,6 +184,7 @@ struct mmc_host {
 
        /* Only used with MMC_CAP_DISABLE */
        int                     enabled;        /* host is enabled */
+       int                     rescan_disable; /* disable card detection */
        int                     nesting_cnt;    /* "enable" nesting count */
        int                     en_dis_recurs;  /* detect recursion */
        unsigned int            disable_delay;  /* disable delay in msecs */
@@ -199,6 +201,10 @@ struct mmc_host {
        const struct mmc_bus_ops *bus_ops;      /* current bus driver */
        unsigned int            bus_refs;       /* reference counter */
 
+       unsigned int            bus_resume_flags;
+#define MMC_BUSRESUME_MANUAL_RESUME    (1 << 0)
+#define MMC_BUSRESUME_NEEDS_RESUME     (1 << 1)
+
        unsigned int            sdio_irqs;
        struct task_struct      *sdio_irq_thread;
        atomic_t                sdio_irq_thread_abort;
@@ -211,6 +217,15 @@ struct mmc_host {
 
        struct dentry           *debugfs_root;
 
+#ifdef CONFIG_MMC_EMBEDDED_SDIO
+       struct {
+               struct sdio_cis                 *cis;
+               struct sdio_cccr                *cccr;
+               struct sdio_embedded_func       *funcs;
+               int                             num_funcs;
+       } embedded_sdio_data;
+#endif
+
        unsigned long           private[0] ____cacheline_aligned;
 };
 
@@ -219,6 +234,14 @@ extern int mmc_add_host(struct mmc_host *);
 extern void mmc_remove_host(struct mmc_host *);
 extern void mmc_free_host(struct mmc_host *);
 
+#ifdef CONFIG_MMC_EMBEDDED_SDIO
+extern void mmc_set_embedded_sdio_data(struct mmc_host *host,
+                                      struct sdio_cis *cis,
+                                      struct sdio_cccr *cccr,
+                                      struct sdio_embedded_func *funcs,
+                                      int num_funcs);
+#endif
+
 static inline void *mmc_priv(struct mmc_host *host)
 {
        return (void *)host->private;
@@ -229,6 +252,18 @@ static inline void *mmc_priv(struct mmc_host *host)
 #define mmc_dev(x)     ((x)->parent)
 #define mmc_classdev(x)        (&(x)->class_dev)
 #define mmc_hostname(x)        (dev_name(&(x)->class_dev))
+#define mmc_bus_needs_resume(host) ((host)->bus_resume_flags & MMC_BUSRESUME_NEEDS_RESUME)
+#define mmc_bus_manual_resume(host) ((host)->bus_resume_flags & MMC_BUSRESUME_MANUAL_RESUME)
+
+static inline void mmc_set_bus_resume_policy(struct mmc_host *host, int manual)
+{
+       if (manual)
+               host->bus_resume_flags |= MMC_BUSRESUME_MANUAL_RESUME;
+       else
+               host->bus_resume_flags &= ~MMC_BUSRESUME_MANUAL_RESUME;
+}
+
+extern int mmc_resume_bus(struct mmc_host *host);
 
 extern int mmc_suspend_host(struct mmc_host *);
 extern int mmc_resume_host(struct mmc_host *);
@@ -257,6 +292,7 @@ int mmc_card_can_sleep(struct mmc_host *host);
 int mmc_host_enable(struct mmc_host *host);
 int mmc_host_disable(struct mmc_host *host);
 int mmc_host_lazy_disable(struct mmc_host *host);
+int mmc_pm_notify(struct notifier_block *notify_block, unsigned long, void *);
 
 static inline void mmc_set_disable_delay(struct mmc_host *host,
                                         unsigned int disable_delay)