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hpsa: do not use function pointers in fast path command submission
Performance tweak, avoid unnecessary function calls. Reviewed-by: Scott Teel <scott.teel@pmcs.com> Signed-off-by: Don Brace <don.brace@pmcs.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
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@ -821,19 +821,21 @@ static void dial_up_lockup_detection_on_fw_flash_complete(struct ctlr_info *h,
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static void enqueue_cmd_and_start_io(struct ctlr_info *h,
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struct CommandList *c)
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{
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dial_down_lockup_detection_during_fw_flash(h, c);
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atomic_inc(&h->commands_outstanding);
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switch (c->cmd_type) {
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case CMD_IOACCEL1:
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set_ioaccel1_performant_mode(h, c);
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writel(c->busaddr, h->vaddr + SA5_REQUEST_PORT_OFFSET);
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break;
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case CMD_IOACCEL2:
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set_ioaccel2_performant_mode(h, c);
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writel(c->busaddr, h->vaddr + IOACCEL2_INBOUND_POSTQ_32);
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break;
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default:
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set_performant_mode(h, c);
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h->access.submit_command(h, c);
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}
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dial_down_lockup_detection_during_fw_flash(h, c);
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atomic_inc(&h->commands_outstanding);
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h->access.submit_command(h, c);
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}
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static inline int is_hba_lunid(unsigned char scsi3addr[])
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@ -367,10 +367,7 @@ static void SA5_submit_command_no_read(struct ctlr_info *h,
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static void SA5_submit_command_ioaccel2(struct ctlr_info *h,
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struct CommandList *c)
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{
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if (c->cmd_type == CMD_IOACCEL2)
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writel(c->busaddr, h->vaddr + IOACCEL2_INBOUND_POSTQ_32);
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else
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writel(c->busaddr, h->vaddr + SA5_REQUEST_PORT_OFFSET);
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writel(c->busaddr, h->vaddr + SA5_REQUEST_PORT_OFFSET);
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}
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/*
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