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Searched refs:mfa (Results 1 – 4 of 4) sorted by relevance

/linux-4.1.27/drivers/misc/ibmasm/
Dlowlevel.h97 #define valid_mfa(mfa) ( (mfa) != NO_MFAS_AVAILABLE ) argument
102 u32 mfa; in get_mfa_outbound() local
105 mfa = readl(base_address + OUTBOUND_QUEUE_PORT); in get_mfa_outbound()
106 if (valid_mfa(mfa)) in get_mfa_outbound()
109 return mfa; in get_mfa_outbound()
112 static inline void set_mfa_outbound(void __iomem *base_address, u32 mfa) in set_mfa_outbound() argument
114 writel(mfa, base_address + OUTBOUND_QUEUE_PORT); in set_mfa_outbound()
119 u32 mfa = readl(base_address + INBOUND_QUEUE_PORT); in get_mfa_inbound() local
121 if (MAILBOX_FULL(mfa)) in get_mfa_inbound()
124 return mfa; in get_mfa_inbound()
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Dlowlevel.c35 u32 mfa; in ibmasm_send_i2o_message() local
40 mfa = get_mfa_inbound(sp->base_address); in ibmasm_send_i2o_message()
41 if (!mfa) in ibmasm_send_i2o_message()
47 message = get_i2o_message(sp->base_address, mfa); in ibmasm_send_i2o_message()
52 set_mfa_inbound(sp->base_address, mfa); in ibmasm_send_i2o_message()
59 u32 mfa; in ibmasm_interrupt_handler() local
74 mfa = get_mfa_outbound(base_address); in ibmasm_interrupt_handler()
75 if (valid_mfa(mfa)) { in ibmasm_interrupt_handler()
76 struct i2o_message *msg = get_i2o_message(base_address, mfa); in ibmasm_interrupt_handler()
81 set_mfa_outbound(base_address, mfa); in ibmasm_interrupt_handler()
/linux-4.1.27/drivers/staging/i2o/
Di2o.h414 u32 mfa; /* MFA returned by the controller */ member
845 mmsg->mfa = readl(c->in_port); in i2o_msg_get()
846 if (unlikely(mmsg->mfa >= c->in_queue.len)) { in i2o_msg_get()
847 u32 mfa = mmsg->mfa; in i2o_msg_get() local
851 if (mfa == I2O_QUEUE_EMPTY) in i2o_msg_get()
872 memcpy_toio(i2o_msg_in_to_virt(c, mmsg->mfa), msg, in i2o_msg_post()
874 writel(mmsg->mfa, c->in_port); in i2o_msg_post()
905 static inline void i2o_msg_nop_mfa(struct i2o_controller *c, u32 mfa) in i2o_msg_nop_mfa() argument
914 msg = i2o_msg_in_to_virt(c, mfa); in i2o_msg_nop_mfa()
916 writel(mfa, c->in_port); in i2o_msg_nop_mfa()
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/linux-4.1.27/drivers/scsi/
D3w-sas.c528 dma_addr_t mfa; in twl_poll_response() local
540 mfa = ((u64)regh << 32) | regl; in twl_poll_response()
542 mfa = readl(TWL_HOBQPL_REG_ADDR(tw_dev)); in twl_poll_response()
544 response = (u32)mfa; in twl_poll_response()
1128 dma_addr_t mfa = 0; in twl_interrupt() local
1161 mfa = ((u64)regh << 32) | regl; in twl_interrupt()
1163 mfa = readl(TWL_HOBQPL_REG_ADDR(tw_dev)); in twl_interrupt()
1166 response = (u32)mfa; in twl_interrupt()
1171 if (tw_dev->sense_buffer_phys[i] == mfa) { in twl_interrupt()