ARM: OMAP: DSPGW: Peripheral (kfunc) control

[linux-2.6-omap-h63xx.git] / arch / arm / plat-omap / dsp / dsp_common.h

diff --git a/arch/arm/plat-omap/dsp/dsp_common.h b/arch/arm/plat-omap/dsp/dsp_common.h
index a1765042bdb46c88d8799bb219eea8eb04f12902..dc846628f7d6569c48d824145be6db99df1c1f36 100644 (file)
--- a/arch/arm/plat-omap/dsp/dsp_common.h
+++ b/arch/arm/plat-omap/dsp/dsp_common.h
@@ -158,6 +158,49 @@ static inline void dsp_clk_autoidle(void)
 }
 #endif
 
-extern int dsp_mmu_irq;
+struct dsp_kfunc_device {
+       char            *name;
+       struct clk      *fck;
+       struct clk      *ick;;
+       struct mutex     lock;
+       int              enabled;
+       int              type;
+#define DSP_KFUNC_DEV_TYPE_COMMON      1
+#define DSP_KFUNC_DEV_TYPE_AUDIO       2
+
+       struct list_head        entry;
+
+       int     (*probe)(struct dsp_kfunc_device *);
+       int     (*remove)(struct dsp_kfunc_device *);
+       int     (*enable)(struct dsp_kfunc_device *, int);
+       int     (*disable)(struct dsp_kfunc_device *, int);
+};
+
+extern int dsp_kfunc_device_register(struct dsp_kfunc_device *);
+
+struct dsp_platform_data {
+       struct list_head kdev_list;
+};
+
+struct omap_dsp {
+       struct mutex            lock;
+       int                     enabled;        /* stored peripheral status */
+       int                     mmu_irq;
+       struct omap_mbox        *mbox;
+       struct device           *dev;
+       struct list_head        *kdev_list;
+};
+
+#if defined(CONFIG_ARCH_OMAP1)
+#define command_dvfs_stop(m) (0)
+#define command_dvfs_start(m) (0)
+#elif defined(CONFIG_ARCH_OMAP2)
+#define command_dvfs_stop(m) \
+       (((m)->cmd_l == KFUNC_POWER) && ((m)->data == DVFS_STOP))
+#define command_dvfs_start(m) \
+       (((m)->cmd_l == KFUNC_POWER) && ((m)->data == DVFS_START))
+#endif
+
+extern struct omap_dsp *omap_dsp;
 
 #endif /* DRIVER_DSP_COMMON_H */