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Merge "wigig_sensing: change DROPPED_BURSTS ioctl definition"

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This commit is contained in:
qctecmdr
2019-11-17 22:31:54 -08:00
committed by Gerrit - the friendly Code Review server
parent 509cd5d042 5653e13854
commit e2f4e53fd7
2 changed files with 25 additions and 3 deletions
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14
drivers/misc/wigig_sensing.c
View File

@ -629,6 +629,16 @@ static int wigig_sensing_ioc_get_num_dropped_bursts(
return ctx->dropped_bursts;
}
static int wigig_sensing_ioc_get_num_avail_bursts(
struct wigig_sensing_ctx *ctx)
{
if (ctx->stm.burst_size)
return circ_cnt(&ctx->cir_data.b, ctx->cir_data.size_bytes) /
ctx->stm.burst_size;
else
return 0;
}
static int wigig_sensing_ioc_get_event(struct wigig_sensing_ctx *ctx)
{
return 0;
@ -814,6 +824,10 @@ static long wigig_sensing_ioctl(struct file *file, unsigned int cmd,
pr_info("Received WIGIG_SENSING_IOCTL_GET_EVENT command\n");
rc = wigig_sensing_ioc_get_event(ctx);
break;
case WIGIG_SENSING_IOCTL_GET_NUM_AVAIL_BURSTS:
pr_info("Received WIGIG_SENSING_IOCTL_GET_NUM_AVAIL_BURSTS command\n");
rc = wigig_sensing_ioc_get_num_avail_bursts(ctx);
break;
default:
rc = -EINVAL;
break;

14
include/uapi/misc/wigig_sensing_uapi.h
View File

@ -39,6 +39,7 @@ enum wigig_sensing_event {
#define WIGIG_SENSING_IOCTL_CLEAR_DATA (3)
#define WIGIG_SENSING_IOCTL_GET_NUM_DROPPED_BURSTS (4)
#define WIGIG_SENSING_IOCTL_GET_EVENT (5)
#define WIGIG_SENSING_IOCTL_GET_NUM_AVAIL_BURSTS (6)
/**
* Set auto recovery, which means that the system will go back to search mode
@ -76,11 +77,11 @@ enum wigig_sensing_event {
_IO(WIGIG_SENSING_IOC_MAGIC, WIGIG_SENSING_IOCTL_CLEAR_DATA)
/**
* Get number of bursts that where dropped due to data buffer overflow
* Get number of bursts that were dropped due to data buffer overflow
*/
#define WIGIG_SENSING_IOC_GET_NUM_DROPPED_BURSTS \
_IOR(WIGIG_SENSING_IOC_MAGIC, \
WIGIG_SENSING_IOCTL_GET_NUM_DROPPED_BURSTS, uint32_t)
WIGIG_SENSING_IOCTL_GET_NUM_DROPPED_BURSTS, sizeof(uint32_t))
/**
* Get number of bursts that where dropped due to data buffer overflow
@ -89,4 +90,11 @@ enum wigig_sensing_event {
_IOR(WIGIG_SENSING_IOC_MAGIC, WIGIG_SENSING_IOCTL_GET_EVENT, \
sizeof(enum wigig_sensing_event))
#endif /* ____WIGIG_SENSING_UAPI_H__ */
/**
* Get number of available bursts in the data buffer
*/
#define WIGIG_SENSING_IOC_GET_NUM_AVAIL_BURSTS \
_IOR(WIGIG_SENSING_IOC_MAGIC, WIGIG_SENSING_IOCTL_GET_NUM_AVAIL_BURSTS,\
sizeof(uint32_t))
#endif /* __WIGIG_SENSING_UAPI_H__ */