diff options
Diffstat (limited to 'drivers/s390/crypto/ap_bus.h')
| -rw-r--r-- | drivers/s390/crypto/ap_bus.h | 36 |
1 files changed, 1 insertions, 35 deletions
diff --git a/drivers/s390/crypto/ap_bus.h b/drivers/s390/crypto/ap_bus.h index 4dc7c88fb054..f07698d41f77 100644 --- a/drivers/s390/crypto/ap_bus.h +++ b/drivers/s390/crypto/ap_bus.h @@ -28,6 +28,7 @@ #include <linux/device.h> #include <linux/types.h> +#include <asm/ap.h> #define AP_DEVICES 64 /* Number of AP devices. */ #define AP_DOMAINS 256 /* Number of AP domains. */ @@ -40,41 +41,6 @@ extern int ap_domain_index; extern spinlock_t ap_list_lock; extern struct list_head ap_card_list; -/** - * The ap_qid_t identifier of an ap queue. It contains a - * 6 bit card index and a 4 bit queue index (domain). - */ -typedef unsigned int ap_qid_t; - -#define AP_MKQID(_card, _queue) (((_card) & 63) << 8 | ((_queue) & 255)) -#define AP_QID_CARD(_qid) (((_qid) >> 8) & 63) -#define AP_QID_QUEUE(_qid) ((_qid) & 255) - -/** - * structy ap_queue_status - Holds the AP queue status. - * @queue_empty: Shows if queue is empty - * @replies_waiting: Waiting replies - * @queue_full: Is 1 if the queue is full - * @pad: A 4 bit pad - * @int_enabled: Shows if interrupts are enabled for the AP - * @response_code: Holds the 8 bit response code - * @pad2: A 16 bit pad - * - * The ap queue status word is returned by all three AP functions - * (PQAP, NQAP and DQAP). There's a set of flags in the first - * byte, followed by a 1 byte response code. - */ -struct ap_queue_status { - unsigned int queue_empty : 1; - unsigned int replies_waiting : 1; - unsigned int queue_full : 1; - unsigned int pad1 : 4; - unsigned int int_enabled : 1; - unsigned int response_code : 8; - unsigned int pad2 : 16; -} __packed; - - static inline int ap_test_bit(unsigned int *ptr, unsigned int nr) { return (*ptr & (0x80000000u >> nr)) != 0; |