ARM: AM33xx/OMAP4+: CM: remove cdoffs parameter from wait_module_idle/ready

This is not needed for anything. This also eases the consolidation of
the wait_module_ready / wait_module_idle calls behind a generic CM
driver API by reducing the number of needed parameters.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Tested-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/mach-omap2/cm33xx.c b/arch/arm/mach-omap2/cm33xx.c
index b3f99e9..ef9e901 100644 (file)
--- a/arch/arm/mach-omap2/cm33xx.c
+++ b/arch/arm/mach-omap2/cm33xx.c
@@ -96,13 +96,12 @@ static inline u32 am33xx_cm_read_reg_bits(u16 inst, s16 idx, u32 mask)
 /**
  * _clkctrl_idlest - read a CM_*_CLKCTRL register; mask & shift IDLEST bitfield
  * @inst: CM instance register offset (*_INST macro)
- * @cdoffs: Clockdomain register offset (*_CDOFFS macro)
  * @clkctrl_offs: Module clock control register offset (*_CLKCTRL macro)
  *
  * Return the IDLEST bitfield of a CM_*_CLKCTRL register, shifted down to
  * bit 0.
  */
-static u32 _clkctrl_idlest(u16 inst, s16 cdoffs, u16 clkctrl_offs)
+static u32 _clkctrl_idlest(u16 inst, u16 clkctrl_offs)
 {
        u32 v = am33xx_cm_read_reg(inst, clkctrl_offs);
        v &= AM33XX_IDLEST_MASK;
@@ -113,17 +112,16 @@ static u32 _clkctrl_idlest(u16 inst, s16 cdoffs, u16 clkctrl_offs)
 /**
  * _is_module_ready - can module registers be accessed without causing an abort?
  * @inst: CM instance register offset (*_INST macro)
- * @cdoffs: Clockdomain register offset (*_CDOFFS macro)
  * @clkctrl_offs: Module clock control register offset (*_CLKCTRL macro)
  *
  * Returns true if the module's CM_*_CLKCTRL.IDLEST bitfield is either
  * *FUNCTIONAL or *INTERFACE_IDLE; false otherwise.
  */
-static bool _is_module_ready(u16 inst, s16 cdoffs, u16 clkctrl_offs)
+static bool _is_module_ready(u16 inst, u16 clkctrl_offs)
 {
        u32 v;
 
-       v = _clkctrl_idlest(inst, cdoffs, clkctrl_offs);
+       v = _clkctrl_idlest(inst, clkctrl_offs);
 
        return (v == CLKCTRL_IDLEST_FUNCTIONAL ||
                v == CLKCTRL_IDLEST_INTERFACE_IDLE) ? true : false;
@@ -229,7 +227,6 @@ void am33xx_cm_clkdm_force_wakeup(u16 inst, u16 cdoffs)
 /**
  * am33xx_cm_wait_module_ready - wait for a module to be in 'func' state
  * @inst: CM instance register offset (*_INST macro)
- * @cdoffs: Clockdomain register offset (*_CDOFFS macro)
  * @clkctrl_offs: Module clock control register offset (*_CLKCTRL macro)
  *
  * Wait for the module IDLEST to be functional. If the idle state is in any
@@ -237,11 +234,11 @@ void am33xx_cm_clkdm_force_wakeup(u16 inst, u16 cdoffs)
  * sysconfig cannot be accessed and will probably lead to an "imprecise
  * external abort"
  */
-int am33xx_cm_wait_module_ready(u16 inst, s16 cdoffs, u16 clkctrl_offs)
+int am33xx_cm_wait_module_ready(u16 inst, u16 clkctrl_offs)
 {
        int i = 0;
 
-       omap_test_timeout(_is_module_ready(inst, cdoffs, clkctrl_offs),
+       omap_test_timeout(_is_module_ready(inst, clkctrl_offs),
                          MAX_MODULE_READY_TIME, i);
 
        return (i < MAX_MODULE_READY_TIME) ? 0 : -EBUSY;
@@ -251,21 +248,20 @@ int am33xx_cm_wait_module_ready(u16 inst, s16 cdoffs, u16 clkctrl_offs)
  * am33xx_cm_wait_module_idle - wait for a module to be in 'disabled'
  * state
  * @inst: CM instance register offset (*_INST macro)
- * @cdoffs: Clockdomain register offset (*_CDOFFS macro)
  * @clkctrl_offs: Module clock control register offset (*_CLKCTRL macro)
  *
  * Wait for the module IDLEST to be disabled. Some PRCM transition,
  * like reset assertion or parent clock de-activation must wait the
  * module to be fully disabled.
  */
-int am33xx_cm_wait_module_idle(u16 inst, s16 cdoffs, u16 clkctrl_offs)
+int am33xx_cm_wait_module_idle(u16 inst, u16 clkctrl_offs)
 {
        int i = 0;
 
        if (!clkctrl_offs)
                return 0;
 
-       omap_test_timeout((_clkctrl_idlest(inst, cdoffs, clkctrl_offs) ==
+       omap_test_timeout((_clkctrl_idlest(inst, clkctrl_offs) ==
                                CLKCTRL_IDLEST_DISABLED),
                                MAX_MODULE_READY_TIME, i);
 

diff --git a/arch/arm/mach-omap2/cm33xx.h b/arch/arm/mach-omap2/cm33xx.h
index bd24417..1771fc1 100644 (file)
--- a/arch/arm/mach-omap2/cm33xx.h
+++ b/arch/arm/mach-omap2/cm33xx.h
@@ -381,17 +381,14 @@ void am33xx_cm_clkdm_force_sleep(u16 inst, u16 cdoffs);
 void am33xx_cm_clkdm_force_wakeup(u16 inst, u16 cdoffs);
 
 #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
-extern int am33xx_cm_wait_module_idle(u16 inst, s16 cdoffs,
-                                       u16 clkctrl_offs);
+int am33xx_cm_wait_module_idle(u16 inst, u16 clkctrl_offs);
 extern void am33xx_cm_module_enable(u8 mode, u16 inst, s16 cdoffs,
                                        u16 clkctrl_offs);
 extern void am33xx_cm_module_disable(u16 inst, s16 cdoffs,
                                        u16 clkctrl_offs);
-extern int am33xx_cm_wait_module_ready(u16 inst, s16 cdoffs,
-                                       u16 clkctrl_offs);
+int am33xx_cm_wait_module_ready(u16 inst, u16 clkctrl_offs);
 #else
-static inline int am33xx_cm_wait_module_idle(u16 inst, s16 cdoffs,
-                                       u16 clkctrl_offs)
+static inline int am33xx_cm_wait_module_idle(u16 inst, u16 clkctrl_offs)
 {
        return 0;
 }
@@ -403,8 +400,8 @@ static inline void am33xx_cm_module_disable(u16 inst, s16 cdoffs,
                                        u16 clkctrl_offs)
 {
 }
-static inline int am33xx_cm_wait_module_ready(u16 inst, s16 cdoffs,
-                                       u16 clkctrl_offs)
+
+static inline int am33xx_cm_wait_module_ready(u16 inst, u16 clkctrl_offs)
 {
        return 0;
 }

diff --cc arch/arm/mach-omap2/cminst44xx.c
Simple merge

diff --cc arch/arm/mach-omap2/cminst44xx.h
Simple merge

diff --cc arch/arm/mach-omap2/omap_hwmod.c
Simple merge