1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef INT_BLK_MQ_DEBUGFS_H 2 #ifndef INT_BLK_MQ_DEBUGFS_H 3 #define INT_BLK_MQ_DEBUGFS_H 3 #define INT_BLK_MQ_DEBUGFS_H 4 4 5 #ifdef CONFIG_BLK_DEBUG_FS 5 #ifdef CONFIG_BLK_DEBUG_FS 6 6 7 #include <linux/seq_file.h> 7 #include <linux/seq_file.h> 8 8 9 struct blk_mq_hw_ctx; 9 struct blk_mq_hw_ctx; 10 10 11 struct blk_mq_debugfs_attr { 11 struct blk_mq_debugfs_attr { 12 const char *name; 12 const char *name; 13 umode_t mode; 13 umode_t mode; 14 int (*show)(void *, struct seq_file *) 14 int (*show)(void *, struct seq_file *); 15 ssize_t (*write)(void *, const char __ 15 ssize_t (*write)(void *, const char __user *, size_t, loff_t *); 16 /* Set either .show or .seq_ops. */ 16 /* Set either .show or .seq_ops. */ 17 const struct seq_operations *seq_ops; 17 const struct seq_operations *seq_ops; 18 }; 18 }; 19 19 20 int __blk_mq_debugfs_rq_show(struct seq_file * 20 int __blk_mq_debugfs_rq_show(struct seq_file *m, struct request *rq); 21 int blk_mq_debugfs_rq_show(struct seq_file *m, 21 int blk_mq_debugfs_rq_show(struct seq_file *m, void *v); 22 22 23 void blk_mq_debugfs_register(struct request_qu 23 void blk_mq_debugfs_register(struct request_queue *q); 24 void blk_mq_debugfs_register_hctx(struct reque 24 void blk_mq_debugfs_register_hctx(struct request_queue *q, 25 struct blk_m 25 struct blk_mq_hw_ctx *hctx); 26 void blk_mq_debugfs_unregister_hctx(struct blk 26 void blk_mq_debugfs_unregister_hctx(struct blk_mq_hw_ctx *hctx); 27 void blk_mq_debugfs_register_hctxs(struct requ 27 void blk_mq_debugfs_register_hctxs(struct request_queue *q); 28 void blk_mq_debugfs_unregister_hctxs(struct re 28 void blk_mq_debugfs_unregister_hctxs(struct request_queue *q); 29 29 30 void blk_mq_debugfs_register_sched(struct requ 30 void blk_mq_debugfs_register_sched(struct request_queue *q); 31 void blk_mq_debugfs_unregister_sched(struct re 31 void blk_mq_debugfs_unregister_sched(struct request_queue *q); 32 void blk_mq_debugfs_register_sched_hctx(struct 32 void blk_mq_debugfs_register_sched_hctx(struct request_queue *q, 33 struct 33 struct blk_mq_hw_ctx *hctx); 34 void blk_mq_debugfs_unregister_sched_hctx(stru 34 void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hctx); 35 35 36 void blk_mq_debugfs_register_rqos(struct rq_qo 36 void blk_mq_debugfs_register_rqos(struct rq_qos *rqos); 37 void blk_mq_debugfs_unregister_rqos(struct rq_ 37 void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos); 38 #else 38 #else 39 static inline void blk_mq_debugfs_register(str 39 static inline void blk_mq_debugfs_register(struct request_queue *q) 40 { 40 { 41 } 41 } 42 42 43 static inline void blk_mq_debugfs_register_hct 43 static inline void blk_mq_debugfs_register_hctx(struct request_queue *q, 44 44 struct blk_mq_hw_ctx *hctx) 45 { 45 { 46 } 46 } 47 47 48 static inline void blk_mq_debugfs_unregister_h 48 static inline void blk_mq_debugfs_unregister_hctx(struct blk_mq_hw_ctx *hctx) 49 { 49 { 50 } 50 } 51 51 52 static inline void blk_mq_debugfs_register_hct 52 static inline void blk_mq_debugfs_register_hctxs(struct request_queue *q) 53 { 53 { 54 } 54 } 55 55 56 static inline void blk_mq_debugfs_unregister_h 56 static inline void blk_mq_debugfs_unregister_hctxs(struct request_queue *q) 57 { 57 { 58 } 58 } 59 59 60 static inline void blk_mq_debugfs_register_sch 60 static inline void blk_mq_debugfs_register_sched(struct request_queue *q) 61 { 61 { 62 } 62 } 63 63 64 static inline void blk_mq_debugfs_unregister_s 64 static inline void blk_mq_debugfs_unregister_sched(struct request_queue *q) 65 { 65 { 66 } 66 } 67 67 68 static inline void blk_mq_debugfs_register_sch 68 static inline void blk_mq_debugfs_register_sched_hctx(struct request_queue *q, 69 69 struct blk_mq_hw_ctx *hctx) 70 { 70 { 71 } 71 } 72 72 73 static inline void blk_mq_debugfs_unregister_s 73 static inline void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hctx) 74 { 74 { 75 } 75 } 76 76 77 static inline void blk_mq_debugfs_register_rqo 77 static inline void blk_mq_debugfs_register_rqos(struct rq_qos *rqos) 78 { 78 { 79 } 79 } 80 80 81 static inline void blk_mq_debugfs_unregister_r 81 static inline void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos) 82 { 82 { 83 } 83 } 84 #endif 84 #endif 85 85 86 #if defined(CONFIG_BLK_DEV_ZONED) && defined(C !! 86 #ifdef CONFIG_BLK_DEBUG_FS_ZONED 87 int queue_zone_wplugs_show(void *data, struct !! 87 int queue_zone_wlock_show(void *data, struct seq_file *m); 88 #else 88 #else 89 static inline int queue_zone_wplugs_show(void !! 89 static inline int queue_zone_wlock_show(void *data, struct seq_file *m) 90 { 90 { 91 return 0; 91 return 0; 92 } 92 } 93 #endif 93 #endif 94 94 95 #endif 95 #endif 96 96
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