From fcc87e74a987dc9c0c85f53546df944ede76486a Mon Sep 17 00:00:00 2001 From: "Matthew R. Ochs" Date: Wed, 12 Apr 2017 14:15:20 -0500 Subject: [PATCH] scsi: cxlflash: Fix warnings/errors As a general cleanup, address all reasonable checkpatch warnings and errors. These include enforcement of comment styles and including named identifiers in function prototypes. Signed-off-by: Matthew R. Ochs Signed-off-by: Uma Krishnan Signed-off-by: Martin K. Petersen --- drivers/scsi/cxlflash/common.h | 27 ++++++++++----------- drivers/scsi/cxlflash/sislite.h | 27 +++++++++++---------- drivers/scsi/cxlflash/superpipe.h | 51 ++++++++++++++++++++++----------------- drivers/scsi/cxlflash/vlun.h | 2 +- 4 files changed, 57 insertions(+), 50 deletions(-) diff --git a/drivers/scsi/cxlflash/common.h b/drivers/scsi/cxlflash/common.h index 455fd4d..c69cdcf 100644 --- a/drivers/scsi/cxlflash/common.h +++ b/drivers/scsi/cxlflash/common.h @@ -36,20 +36,19 @@ extern const struct file_operations cxlflash_cxl_fops; #define PORTMASK2CHAN(_x) (ilog2((_x))) /* port mask to channel */ #define PORTNUM2CHAN(_x) ((_x) - 1) /* port number to channel */ -#define CXLFLASH_BLOCK_SIZE 4096 /* 4K blocks */ +#define CXLFLASH_BLOCK_SIZE 4096 /* 4K blocks */ #define CXLFLASH_MAX_XFER_SIZE 16777216 /* 16MB transfer */ #define CXLFLASH_MAX_SECTORS (CXLFLASH_MAX_XFER_SIZE/512) /* SCSI wants - max_sectors - in units of - 512 byte - sectors - */ + * max_sectors + * in units of + * 512 byte + * sectors + */ #define MAX_RHT_PER_CONTEXT (PAGE_SIZE / sizeof(struct sisl_rht_entry)) /* AFU command retry limit */ -#define MC_RETRY_CNT 5 /* sufficient for SCSI check and - certain AFU errors */ +#define MC_RETRY_CNT 5 /* Sufficient for SCSI and certain AFU errors */ /* Command management definitions */ #define CXLFLASH_MAX_CMDS 256 @@ -262,14 +261,14 @@ static inline __be64 __iomem *get_fc_port_luns(struct cxlflash_cfg *cfg, int i) return &fcpb->fc_port_luns[CHAN2BANKPORT(i)][0]; } -int cxlflash_afu_sync(struct afu *, ctx_hndl_t, res_hndl_t, u8); +int cxlflash_afu_sync(struct afu *afu, ctx_hndl_t c, res_hndl_t r, u8 mode); void cxlflash_list_init(void); void cxlflash_term_global_luns(void); void cxlflash_free_errpage(void); -int cxlflash_ioctl(struct scsi_device *, int, void __user *); -void cxlflash_stop_term_user_contexts(struct cxlflash_cfg *); -int cxlflash_mark_contexts_error(struct cxlflash_cfg *); -void cxlflash_term_local_luns(struct cxlflash_cfg *); -void cxlflash_restore_luntable(struct cxlflash_cfg *); +int cxlflash_ioctl(struct scsi_device *sdev, int cmd, void __user *arg); +void cxlflash_stop_term_user_contexts(struct cxlflash_cfg *cfg); +int cxlflash_mark_contexts_error(struct cxlflash_cfg *cfg); +void cxlflash_term_local_luns(struct cxlflash_cfg *cfg); +void cxlflash_restore_luntable(struct cxlflash_cfg *cfg); #endif /* ifndef _CXLFLASH_COMMON_H */ diff --git a/drivers/scsi/cxlflash/sislite.h b/drivers/scsi/cxlflash/sislite.h index 0e52bbb..a768360 100644 --- a/drivers/scsi/cxlflash/sislite.h +++ b/drivers/scsi/cxlflash/sislite.h @@ -90,15 +90,15 @@ struct sisl_rc { #define SISL_AFU_RC_RHT_UNALIGNED 0x02U /* should never happen */ #define SISL_AFU_RC_RHT_OUT_OF_BOUNDS 0x03u /* user error */ #define SISL_AFU_RC_RHT_DMA_ERR 0x04u /* see afu_extra - may retry if afu_retry is off - possible on master exit + * may retry if afu_retry is off + * possible on master exit */ #define SISL_AFU_RC_RHT_RW_PERM 0x05u /* no RW perms, user error */ #define SISL_AFU_RC_LXT_UNALIGNED 0x12U /* should never happen */ #define SISL_AFU_RC_LXT_OUT_OF_BOUNDS 0x13u /* user error */ #define SISL_AFU_RC_LXT_DMA_ERR 0x14u /* see afu_extra - may retry if afu_retry is off - possible on master exit + * may retry if afu_retry is off + * possible on master exit */ #define SISL_AFU_RC_LXT_RW_PERM 0x15u /* no RW perms, user error */ @@ -111,11 +111,11 @@ struct sisl_rc { */ #define SISL_AFU_RC_NO_CHANNELS 0x20U /* see afu_extra, may retry */ #define SISL_AFU_RC_CAP_VIOLATION 0x21U /* either user error or - afu reset/master restart + * afu reset/master restart */ #define SISL_AFU_RC_OUT_OF_DATA_BUFS 0x30U /* always retry */ #define SISL_AFU_RC_DATA_DMA_ERR 0x31U /* see afu_extra - may retry if afu_retry is off + * may retry if afu_retry is off */ u8 scsi_rc; /* SCSI status byte, retry as appropriate */ @@ -149,8 +149,9 @@ struct sisl_rc { #define SISL_FC_RC_ABORTFAIL 0x59 /* pending abort completed w/fail */ #define SISL_FC_RC_RESID 0x5A /* ioasa underrun/overrun flags set */ #define SISL_FC_RC_RESIDERR 0x5B /* actual data len does not match SCSI - reported len, possibly due to dropped - frames */ + * reported len, possibly due to dropped + * frames + */ #define SISL_FC_RC_TGTABORT 0x5C /* command aborted by target */ }; @@ -227,10 +228,10 @@ struct sisl_ioasa { /* per context host transport MMIO */ struct sisl_host_map { - __be64 endian_ctrl; /* Per context Endian Control. The AFU will - * operate on whatever the context is of the - * host application. - */ + __be64 endian_ctrl; /* Per context Endian Control. The AFU will + * operate on whatever the context is of the + * host application. + */ __be64 intr_status; /* this sends LISN# programmed in ctx_ctrl. * Only recovery in a PERM_ERR is a context @@ -435,7 +436,7 @@ struct sisl_global_map { * | 64 KB Global | * | Trusted Process accessible | * +-------------------------------+ -*/ + */ struct cxlflash_afu_map { union { struct sisl_host_map host; diff --git a/drivers/scsi/cxlflash/superpipe.h b/drivers/scsi/cxlflash/superpipe.h index 8269ff8..0b59768 100644 --- a/drivers/scsi/cxlflash/superpipe.h +++ b/drivers/scsi/cxlflash/superpipe.h @@ -24,8 +24,8 @@ extern struct cxlflash_global global; */ /* Chunk size parms: note sislite minimum chunk size is - 0x10000 LBAs corresponding to a NMASK or 16. -*/ + * 0x10000 LBAs corresponding to a NMASK or 16. + */ #define MC_CHUNK_SIZE (1 << MC_RHT_NMASK) /* in LBAs */ #define CMD_TIMEOUT 30 /* 30 secs */ @@ -89,7 +89,8 @@ enum ctx_ctrl { struct ctx_info { struct sisl_ctrl_map __iomem *ctrl_map; /* initialized at startup */ struct sisl_rht_entry *rht_start; /* 1 page (req'd for alignment), - alloc/free on attach/detach */ + * alloc/free on attach/detach + */ u32 rht_out; /* Number of checked out RHT entries */ u32 rht_perms; /* User-defined permissions for RHT entries */ struct llun_info **rht_lun; /* Mapping of RHT entries to LUNs */ @@ -117,34 +118,40 @@ struct cxlflash_global { struct page *err_page; /* One page of all 0xF for error notification */ }; -int cxlflash_vlun_resize(struct scsi_device *, struct dk_cxlflash_resize *); -int _cxlflash_vlun_resize(struct scsi_device *, struct ctx_info *, - struct dk_cxlflash_resize *); +int cxlflash_vlun_resize(struct scsi_device *sdev, + struct dk_cxlflash_resize *resize); +int _cxlflash_vlun_resize(struct scsi_device *sdev, struct ctx_info *ctxi, + struct dk_cxlflash_resize *resize); -int cxlflash_disk_release(struct scsi_device *, struct dk_cxlflash_release *); -int _cxlflash_disk_release(struct scsi_device *, struct ctx_info *, - struct dk_cxlflash_release *); +int cxlflash_disk_release(struct scsi_device *sdev, + struct dk_cxlflash_release *release); +int _cxlflash_disk_release(struct scsi_device *sdev, struct ctx_info *ctxi, + struct dk_cxlflash_release *release); -int cxlflash_disk_clone(struct scsi_device *, struct dk_cxlflash_clone *); +int cxlflash_disk_clone(struct scsi_device *sdev, + struct dk_cxlflash_clone *clone); -int cxlflash_disk_virtual_open(struct scsi_device *, void *); +int cxlflash_disk_virtual_open(struct scsi_device *sdev, void *arg); -int cxlflash_lun_attach(struct glun_info *, enum lun_mode, bool); -void cxlflash_lun_detach(struct glun_info *); +int cxlflash_lun_attach(struct glun_info *gli, enum lun_mode mode, bool locked); +void cxlflash_lun_detach(struct glun_info *gli); -struct ctx_info *get_context(struct cxlflash_cfg *, u64, void *, enum ctx_ctrl); -void put_context(struct ctx_info *); +struct ctx_info *get_context(struct cxlflash_cfg *cfg, u64 rctxit, void *arg, + enum ctx_ctrl ctrl); +void put_context(struct ctx_info *ctxi); -struct sisl_rht_entry *get_rhte(struct ctx_info *, res_hndl_t, - struct llun_info *); +struct sisl_rht_entry *get_rhte(struct ctx_info *ctxi, res_hndl_t rhndl, + struct llun_info *lli); -struct sisl_rht_entry *rhte_checkout(struct ctx_info *, struct llun_info *); -void rhte_checkin(struct ctx_info *, struct sisl_rht_entry *); +struct sisl_rht_entry *rhte_checkout(struct ctx_info *ctxi, + struct llun_info *lli); +void rhte_checkin(struct ctx_info *ctxi, struct sisl_rht_entry *rhte); -void cxlflash_ba_terminate(struct ba_lun *); +void cxlflash_ba_terminate(struct ba_lun *ba_lun); -int cxlflash_manage_lun(struct scsi_device *, struct dk_cxlflash_manage_lun *); +int cxlflash_manage_lun(struct scsi_device *sdev, + struct dk_cxlflash_manage_lun *manage); -int check_state(struct cxlflash_cfg *); +int check_state(struct cxlflash_cfg *cfg); #endif /* ifndef _CXLFLASH_SUPERPIPE_H */ diff --git a/drivers/scsi/cxlflash/vlun.h b/drivers/scsi/cxlflash/vlun.h index 8b29a74..27a63a0 100644 --- a/drivers/scsi/cxlflash/vlun.h +++ b/drivers/scsi/cxlflash/vlun.h @@ -47,7 +47,7 @@ * not stored anywhere. * * The LXT table is re-allocated whenever it needs to cross into another group. -*/ + */ #define LXT_GROUP_SIZE 8 #define LXT_NUM_GROUPS(lxt_cnt) (((lxt_cnt) + 7)/8) /* alloc'ed groups */ #define LXT_LUNIDX_SHIFT 8 /* LXT entry, shift for LUN index */ -- 2.7.4