Merge tag 'topic/designware-baytrail-2017-03-02' of git://anongit.freedesktop.org...

[mirror_ubuntu-artful-kernel.git] / drivers / i2c / busses / i2c-designware-core.h

diff --git a/drivers/i2c/busses/i2c-designware-core.h b/drivers/i2c/busses/i2c-designware-core.h
index c1db3a5a340f599b6bee5c0165112703e2e082fc..091c24925c9c39bc403f0f54a5c707e1e43245b0 100644 (file)
--- a/drivers/i2c/busses/i2c-designware-core.h
+++ b/drivers/i2c/busses/i2c-designware-core.h
@@ -23,6 +23,7 @@
  */
 
 #include <linux/i2c.h>
+#include <linux/pm_qos.h>
 
 #define DW_IC_DEFAULT_FUNCTIONALITY (I2C_FUNC_I2C |                    \
                                        I2C_FUNC_SMBUS_BYTE |           \
@@ -75,6 +76,7 @@
  * @fp_lcnt: fast plus LCNT value
  * @hs_hcnt: high speed HCNT value
  * @hs_lcnt: high speed LCNT value
+ * @pm_qos: pm_qos_request used while holding a hardware lock on the bus
  * @acquire_lock: function to acquire a hardware lock on the bus
  * @release_lock: function to release a hardware lock on the bus
  * @pm_runtime_disabled: true if pm runtime is disabled
@@ -103,7 +105,7 @@ struct dw_i2c_dev {
        unsigned int            status;
        u32                     abort_source;
        int                     irq;
-       u32                     accessor_flags;
+       u32                     flags;
        struct i2c_adapter      adapter;
        u32                     functionality;
        u32                     master_cfg;
@@ -122,6 +124,7 @@ struct dw_i2c_dev {
        u16                     fp_lcnt;
        u16                     hs_hcnt;
        u16                     hs_lcnt;
+       struct pm_qos_request   pm_qos;
        int                     (*acquire_lock)(struct dw_i2c_dev *dev);
        void                    (*release_lock)(struct dw_i2c_dev *dev);
        bool                    pm_runtime_disabled;
@@ -131,6 +134,8 @@ struct dw_i2c_dev {
 #define ACCESS_16BIT           0x00000002
 #define ACCESS_INTR_MASK       0x00000004
 
+#define MODEL_CHERRYTRAIL      0x00000100
+
 extern int i2c_dw_init(struct dw_i2c_dev *dev);
 extern void i2c_dw_disable(struct dw_i2c_dev *dev);
 extern void i2c_dw_disable_int(struct dw_i2c_dev *dev);
@@ -138,7 +143,9 @@ extern u32 i2c_dw_read_comp_param(struct dw_i2c_dev *dev);
 extern int i2c_dw_probe(struct dw_i2c_dev *dev);
 
 #if IS_ENABLED(CONFIG_I2C_DESIGNWARE_BAYTRAIL)
-extern int i2c_dw_eval_lock_support(struct dw_i2c_dev *dev);
+extern int i2c_dw_probe_lock_support(struct dw_i2c_dev *dev);
+extern void i2c_dw_remove_lock_support(struct dw_i2c_dev *dev);
 #else
-static inline int i2c_dw_eval_lock_support(struct dw_i2c_dev *dev) { return 0; }
+static inline int i2c_dw_probe_lock_support(struct dw_i2c_dev *dev) { return 0; }
+static inline void i2c_dw_remove_lock_support(struct dw_i2c_dev *dev) {}
 #endif