#include <linux/slab.h>
#include <linux/spinlock.h>
-#include <asm/io.h>
-#include <asm/uaccess.h>
+#include <linux/io.h>
+#include <linux/uaccess.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
*/
static void me4600_ai_destructor(struct me_subdevice *subdevice);
-static int me4600_ai_io_reset_subdevice(me_subdevice_t * subdevice,
+static int me4600_ai_io_reset_subdevice(me_subdevice_t *subdevice,
struct file *filep, int flags);
-static int me4600_ai_io_single_config(me_subdevice_t * subdevice,
+static int me4600_ai_io_single_config(me_subdevice_t *subdevice,
struct file *filep,
int channel,
int single_config,
int trig_chan,
int trig_type, int trig_edge, int flags);
-static int me4600_ai_io_single_read(me_subdevice_t * subdevice,
+static int me4600_ai_io_single_read(me_subdevice_t *subdevice,
struct file *filep,
int channel,
int *value, int time_out, int flags);
-static int me4600_ai_io_stream_config(me_subdevice_t * subdevice,
+static int me4600_ai_io_stream_config(me_subdevice_t *subdevice,
struct file *filep,
- meIOStreamConfig_t * config_list,
+ meIOStreamConfig_t *config_list,
int count,
- meIOStreamTrigger_t * trigger,
+ meIOStreamTrigger_t *trigger,
int fifo_irq_threshold, int flags);
-static int me4600_ai_io_stream_read(me_subdevice_t * subdevice,
+static int me4600_ai_io_stream_read(me_subdevice_t *subdevice,
struct file *filep,
int read_mode,
int *values, int *count, int flags);
-static int me4600_ai_io_stream_new_values(me_subdevice_t * subdevice,
+static int me4600_ai_io_stream_new_values(me_subdevice_t *subdevice,
struct file *filep,
int time_out, int *count, int flags);
-static int inline me4600_ai_io_stream_read_get_value(me4600_ai_subdevice_t *
+static inline int me4600_ai_io_stream_read_get_value(me4600_ai_subdevice_t *
instance, int *values,
const int count,
const int flags);
-static int me4600_ai_io_stream_start(me_subdevice_t * subdevice,
+static int me4600_ai_io_stream_start(me_subdevice_t *subdevice,
struct file *filep,
int start_mode, int time_out, int flags);
-static int me4600_ai_io_stream_stop(me_subdevice_t * subdevice,
+static int me4600_ai_io_stream_stop(me_subdevice_t *subdevice,
struct file *filep,
int stop_mode, int flags);
-static int me4600_ai_io_stream_status(me_subdevice_t * subdevice,
+static int me4600_ai_io_stream_status(me_subdevice_t *subdevice,
struct file *filep,
int wait,
int *status, int *values, int flags);
-static int me4600_ai_query_range_by_min_max(me_subdevice_t * subdevice,
+static int me4600_ai_query_range_by_min_max(me_subdevice_t *subdevice,
int unit,
int *min,
int *max, int *maxdata, int *range);
-static int me4600_ai_query_number_ranges(me_subdevice_t * subdevice,
+static int me4600_ai_query_number_ranges(me_subdevice_t *subdevice,
int unit, int *count);
-static int me4600_ai_query_range_info(me_subdevice_t * subdevice,
+static int me4600_ai_query_range_info(me_subdevice_t *subdevice,
int range,
int *unit,
int *min, int *max, int *maxdata);
-static int me4600_ai_query_timer(me_subdevice_t * subdevice,
+static int me4600_ai_query_timer(me_subdevice_t *subdevice,
int timer,
int *base_frequency,
long long *min_ticks, long long *max_ticks);
-static int me4600_ai_query_number_channels(me_subdevice_t * subdevice,
+static int me4600_ai_query_number_channels(me_subdevice_t *subdevice,
int *number);
-static int me4600_ai_query_subdevice_type(me_subdevice_t * subdevice,
+static int me4600_ai_query_subdevice_type(me_subdevice_t *subdevice,
int *type, int *subtype);
-static int me4600_ai_query_subdevice_caps(me_subdevice_t * subdevice,
+static int me4600_ai_query_subdevice_caps(me_subdevice_t *subdevice,
int *caps);
static int me4600_ai_query_subdevice_caps_args(struct me_subdevice *subdevice,
int cap, int *args, int count);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 19)
static irqreturn_t me4600_ai_isr(int irq, void *dev_id);
-#else
-static irqreturn_t me4600_ai_isr(int irq, void *dev_id, struct pt_regs *regs);
-#endif
-static int ai_mux_toggler(me4600_ai_subdevice_t * subdevice);
+static int ai_mux_toggler(me4600_ai_subdevice_t *subdevice);
/** Immidiate stop.
* Reset all IRQ's sources. (block laches)
* Preserve FIFO
*/
-static int ai_stop_immediately(me4600_ai_subdevice_t * instance);
+static int ai_stop_immediately(me4600_ai_subdevice_t *instance);
/** Immidiate stop.
* Reset all IRQ's sources. (block laches)
* Reset data FIFO
*/
-void inline ai_stop_isr(me4600_ai_subdevice_t * instance);
+inline void ai_stop_isr(me4600_ai_subdevice_t *instance);
/** Interrupt logics.
* Read datas
* Reset latches
*/
-void ai_limited_isr(me4600_ai_subdevice_t * instance, const uint32_t irq_status,
+void ai_limited_isr(me4600_ai_subdevice_t *instance, const uint32_t irq_status,
const uint32_t ctrl_status);
-void ai_infinite_isr(me4600_ai_subdevice_t * instance,
+void ai_infinite_isr(me4600_ai_subdevice_t *instance,
const uint32_t irq_status, const uint32_t ctrl_status);
/** Last chunck of datas. We must reschedule sample counter.
* Leaving SC_RELOAD doesn't do any harm, but in some bad case can make extra interrupts.
* When threshold is wrongly set some IRQ are lost.(!!!)
*/
-void inline ai_reschedule_SC(me4600_ai_subdevice_t * instance);
+inline void ai_reschedule_SC(me4600_ai_subdevice_t *instance);
/** Read datas from FIFO and copy them to buffer */
-static int inline ai_read_data(me4600_ai_subdevice_t * instance,
+static inline int ai_read_data(me4600_ai_subdevice_t *instance,
const int count);
/** Copy rest of data from fifo to circular buffer.*/
-static int inline ai_read_data_pooling(me4600_ai_subdevice_t * instance);
+static inline int ai_read_data_pooling(me4600_ai_subdevice_t *instance);
/** Set ISM to next state for infinite data aqusation mode*/
-void inline ai_infinite_ISM(me4600_ai_subdevice_t * instance);
+inline void ai_infinite_ISM(me4600_ai_subdevice_t *instance);
/** Set ISM to next state for define amount of data aqusation mode*/
-void inline ai_limited_ISM(me4600_ai_subdevice_t * instance,
+inline void ai_limited_ISM(me4600_ai_subdevice_t *instance,
uint32_t irq_status);
/** Set ISM to next stage for limited mode */
-void inline ai_data_acquisition_logic(me4600_ai_subdevice_t * instance);
+inline void ai_data_acquisition_logic(me4600_ai_subdevice_t *instance);
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
-static void me4600_ai_work_control_task(void *subdevice);
-#else
static void me4600_ai_work_control_task(struct work_struct *work);
-#endif
/* Definitions
*/
int isolated,
int sh,
int irq,
- spinlock_t * ctrl_reg_lock,
+ spinlock_t *ctrl_reg_lock,
struct workqueue_struct *me4600_wq)
{
me4600_ai_subdevice_t *subdevice;
subdevice->me4600_workqueue = me4600_wq;
/* workqueue API changed in kernel 2.6.20 */
-#if ( LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) )
- INIT_WORK(&subdevice->ai_control_task, me4600_ai_work_control_task,
- (void *)subdevice);
-#else
INIT_DELAYED_WORK(&subdevice->ai_control_task,
me4600_ai_work_control_task);
-#endif
return subdevice;
}
kfree(instance);
}
-static int me4600_ai_io_reset_subdevice(me_subdevice_t * subdevice,
+static int me4600_ai_io_reset_subdevice(me_subdevice_t *subdevice,
struct file *filep, int flags)
{
me4600_ai_subdevice_t *instance;
return err;
}
-static int me4600_ai_io_single_config(me_subdevice_t * subdevice,
+static int me4600_ai_io_single_config(me_subdevice_t *subdevice,
struct file *filep,
int channel,
int single_config,
return err;
}
-static int me4600_ai_io_single_read(me_subdevice_t * subdevice,
+static int me4600_ai_io_single_read(me_subdevice_t *subdevice,
struct file *filep,
int channel,
int *value, int time_out, int flags)
return err;
}
-static int me4600_ai_io_stream_config(me_subdevice_t * subdevice,
+static int me4600_ai_io_stream_config(me_subdevice_t *subdevice,
struct file *filep,
- meIOStreamConfig_t * config_list,
+ meIOStreamConfig_t *config_list,
int count,
- meIOStreamTrigger_t * trigger,
+ meIOStreamTrigger_t *trigger,
int fifo_irq_threshold, int flags)
{
me4600_ai_subdevice_t *instance;
ME_SINGLE_CHANNEL_NOT_CONFIGURED;
}
- VERIFY_ERROR: // Error in code. Wrong setting check. This should never ever happend!
+VERIFY_ERROR: // Error in code. Wrong setting check. This should never ever happend!
spin_unlock_irqrestore(&instance->subdevice_lock, cpu_flags);
- ERROR: // Error in settings.
+ERROR: // Error in settings.
ME_SUBDEVICE_EXIT;
return err;
}
-static int me4600_ai_io_stream_new_values(me_subdevice_t * subdevice,
+static int me4600_ai_io_stream_new_values(me_subdevice_t *subdevice,
struct file *filep,
int time_out, int *count, int flags)
{
return err;
}
-static int inline me4600_ai_io_stream_read_get_value(me4600_ai_subdevice_t *
+static inline int me4600_ai_io_stream_read_get_value(me4600_ai_subdevice_t *
instance, int *values,
const int count,
const int flags)
return n;
}
-static int me4600_ai_io_stream_read(me_subdevice_t * subdevice,
+static int me4600_ai_io_stream_read(me_subdevice_t *subdevice,
struct file *filep,
int read_mode,
int *values, int *count, int flags)
* @param instance The subdevice instance (pointer).
*/
-static int ai_stop_immediately(me4600_ai_subdevice_t * instance)
+static int ai_stop_immediately(me4600_ai_subdevice_t *instance)
{
unsigned long cpu_flags = 0;
volatile uint32_t ctrl;
return ME_ERRNO_SUCCESS;
}
-static int me4600_ai_io_stream_start(me_subdevice_t * subdevice,
+static int me4600_ai_io_stream_start(me_subdevice_t *subdevice,
struct file *filep,
int start_mode, int time_out, int flags)
{
(tmp & ME4600_AI_CTRL_BIT_SC_IRQ_RESET) ? "reset" : "work");
#endif
- ERROR:
+ERROR:
ME_SUBDEVICE_EXIT;
return err;
}
-static int me4600_ai_io_stream_status(me_subdevice_t * subdevice,
+static int me4600_ai_io_stream_status(me_subdevice_t *subdevice,
struct file *filep,
int wait,
int *status, int *values, int flags)
return err;
}
-static int me4600_ai_io_stream_stop(me_subdevice_t * subdevice,
+static int me4600_ai_io_stream_stop(me_subdevice_t *subdevice,
struct file *filep,
int stop_mode, int flags)
{
return ret;
}
-static int me4600_ai_query_range_by_min_max(me_subdevice_t * subdevice,
+static int me4600_ai_query_range_by_min_max(me_subdevice_t *subdevice,
int unit,
int *min,
int *max, int *maxdata, int *range)
return ME_ERRNO_SUCCESS;
}
-static int me4600_ai_query_number_ranges(me_subdevice_t * subdevice,
+static int me4600_ai_query_number_ranges(me_subdevice_t *subdevice,
int unit, int *count)
{
me4600_ai_subdevice_t *instance;
return ME_ERRNO_SUCCESS;
}
-static int me4600_ai_query_range_info(me_subdevice_t * subdevice,
+static int me4600_ai_query_range_info(me_subdevice_t *subdevice,
int range,
int *unit,
int *min, int *max, int *maxdata)
return ME_ERRNO_SUCCESS;
}
-static int me4600_ai_query_timer(me_subdevice_t * subdevice,
+static int me4600_ai_query_timer(me_subdevice_t *subdevice,
int timer,
int *base_frequency,
long long *min_ticks, long long *max_ticks)
return ME_ERRNO_SUCCESS;
}
-static int me4600_ai_query_number_channels(me_subdevice_t * subdevice,
+static int me4600_ai_query_number_channels(me_subdevice_t *subdevice,
int *number)
{
me4600_ai_subdevice_t *instance;
return ME_ERRNO_SUCCESS;
}
-static int me4600_ai_query_subdevice_type(me_subdevice_t * subdevice,
+static int me4600_ai_query_subdevice_type(me_subdevice_t *subdevice,
int *type, int *subtype)
{
PDEBUG("executed. idx=0\n");
return ME_ERRNO_SUCCESS;
}
-static int me4600_ai_query_subdevice_caps(me_subdevice_t * subdevice, int *caps)
+static int me4600_ai_query_subdevice_caps(me_subdevice_t *subdevice, int *caps)
{
PDEBUG("executed. idx=0\n");
return err;
}
-void ai_limited_isr(me4600_ai_subdevice_t * instance, const uint32_t irq_status,
+void ai_limited_isr(me4600_ai_subdevice_t *instance, const uint32_t irq_status,
const uint32_t ctrl_status)
{
int to_read;
}
}
-void ai_infinite_isr(me4600_ai_subdevice_t * instance,
+void ai_infinite_isr(me4600_ai_subdevice_t *instance,
const uint32_t irq_status, const uint32_t ctrl_status)
{
int to_read;
}
}
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 19)
static irqreturn_t me4600_ai_isr(int irq, void *dev_id)
-#else
-static irqreturn_t me4600_ai_isr(int irq, void *dev_id, struct pt_regs *regs)
-#endif
{ /// @note This is time critical function!
uint32_t irq_status;
uint32_t ctrl_status;
*
* @param instance The subdevice instance (pointer).
*/
-void inline ai_stop_isr(me4600_ai_subdevice_t * instance)
+inline void ai_stop_isr(me4600_ai_subdevice_t *instance)
{ /// @note This is soft time critical function!
register uint32_t tmp;
* @return On success: Number of copied values.
* @return On error: -ME_ERRNO_RING_BUFFER_OVERFLOW.
*/
-static int inline ai_read_data(me4600_ai_subdevice_t * instance,
+static inline int ai_read_data(me4600_ai_subdevice_t *instance,
const int count)
{ /// @note This is time critical function!
int c = count;
return copied;
}
-void inline ai_infinite_ISM(me4600_ai_subdevice_t * instance)
+inline void ai_infinite_ISM(me4600_ai_subdevice_t *instance)
{ /// @note This is time critical function!
register volatile uint32_t ctrl_set, ctrl_reset, tmp;
}
-void inline ai_limited_ISM(me4600_ai_subdevice_t * instance,
+inline void ai_limited_ISM(me4600_ai_subdevice_t *instance,
uint32_t irq_status)
{ /// @note This is time critical function!
register volatile uint32_t ctrl_set, ctrl_reset = 0xFFFFFFFF, tmp;
* Leaving SC_RELOAD doesn't do any harm, but in some bad case can make extra interrupts.
* @warning When threshold is wrongly set some IRQ are lost.(!!!)
*/
-void inline ai_reschedule_SC(me4600_ai_subdevice_t * instance)
+inline void ai_reschedule_SC(me4600_ai_subdevice_t *instance)
{
register uint32_t rest;
}
/** Start the ISM. All must be reseted before enter to this function. */
-void inline ai_data_acquisition_logic(me4600_ai_subdevice_t * instance)
+inline void ai_data_acquisition_logic(me4600_ai_subdevice_t *instance)
{
register uint32_t tmp;
}
}
-static int ai_mux_toggler(me4600_ai_subdevice_t * instance)
+static int ai_mux_toggler(me4600_ai_subdevice_t *instance)
{
uint32_t tmp;
* @return On success: Number of copied values.
* @return On error: Negative error code -ME_ERRNO_RING_BUFFER_OVERFLOW.
*/
-static int inline ai_read_data_pooling(me4600_ai_subdevice_t * instance)
+static inline int ai_read_data_pooling(me4600_ai_subdevice_t *instance)
{ /// @note This is time critical function!
int empty_space;
int copied = 0;
return (!status) ? copied : -ME_ERRNO_RING_BUFFER_OVERFLOW;
}
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
-static void me4600_ai_work_control_task(void *subdevice)
-#else
static void me4600_ai_work_control_task(struct work_struct *work)
-#endif
{
me4600_ai_subdevice_t *instance;
uint32_t status;
int reschedule = 0;
int signaling = 0;
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
- instance = (me4600_ai_subdevice_t *) subdevice;
-#else
instance =
container_of((void *)work, me4600_ai_subdevice_t, ai_control_task);
-#endif
PINFO("<%s: %ld> executed.\n", __func__, jiffies);
status = inl(instance->status_reg);
git.samba.org / sfrench / cifs-2.6.git / blobdiff