Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965585AbXBTACp (ORCPT ); Mon, 19 Feb 2007 19:02:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965576AbXBTACn (ORCPT ); Mon, 19 Feb 2007 19:02:43 -0500 Received: from emailhub.stusta.mhn.de ([141.84.69.5]:35990 "EHLO mailhub.stusta.mhn.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S965577AbXBTACM (ORCPT ); Mon, 19 Feb 2007 19:02:12 -0500 Date: Tue, 20 Feb 2007 01:02:11 +0100 From: Adrian Bunk To: Steve Wise , Roland Dreier Cc: linux-kernel@vger.kernel.org, mshefty@ichips.intel.com, halr@voltaire.com, openib-general@openib.org Subject: [2.6 patch] drivers/infiniband/hw/cxgb3/: possible cleanups Message-ID: <20070220000211.GZ13958@stusta.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 11191 Lines: 326 This patch contains the following possible cleanups: - don't mark static functions in C files as inline - gcc should know best whether inlining makes sense - never compile the unused cxio_dbg.c - make the following needlessly global functions static: - cxio_hal.c: cxio_hal_clear_qp_ctx() - iwch_provider.c: iwch_get_qp() - #if 0 the following unused global functions: - cxio_hal.c: cxio_allocate_stag() - cxio_resource.: cxio_hal_get_rhdl() - cxio_resource.: cxio_hal_put_rhdl() Signed-off-by: Adrian Bunk --- drivers/infiniband/hw/cxgb3/Makefile | 1 drivers/infiniband/hw/cxgb3/cxio_hal.c | 22 +++++++-------- drivers/infiniband/hw/cxgb3/cxio_hal.h | 5 --- drivers/infiniband/hw/cxgb3/cxio_resource.c | 8 ++++- drivers/infiniband/hw/cxgb3/iwch_cm.c | 5 +-- drivers/infiniband/hw/cxgb3/iwch_provider.c | 2 - drivers/infiniband/hw/cxgb3/iwch_provider.h | 1 drivers/infiniband/hw/cxgb3/iwch_qp.c | 29 ++++++++------------ 8 files changed, 33 insertions(+), 40 deletions(-) --- linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/Makefile.old 2007-02-17 17:21:03.000000000 +0100 +++ linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/Makefile 2007-02-17 17:21:08.000000000 +0100 @@ -8,5 +8,4 @@ ifdef CONFIG_INFINIBAND_CXGB3_DEBUG EXTRA_CFLAGS += -DDEBUG -iw_cxgb3-y += cxio_dbg.o endif --- linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/cxio_hal.h.old 2007-02-17 17:22:53.000000000 +0100 +++ linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/cxio_hal.h 2007-02-17 17:25:08.000000000 +0100 @@ -144,7 +144,6 @@ void cxio_rdev_close(struct cxio_rdev *rdev); int cxio_hal_cq_op(struct cxio_rdev *rdev, struct t3_cq *cq, enum t3_cq_opcode op, u32 credit); -int cxio_hal_clear_qp_ctx(struct cxio_rdev *rdev, u32 qpid); int cxio_create_cq(struct cxio_rdev *rdev, struct t3_cq *cq); int cxio_destroy_cq(struct cxio_rdev *rdev, struct t3_cq *cq); int cxio_resize_cq(struct cxio_rdev *rdev, struct t3_cq *cq); @@ -155,8 +154,6 @@ int cxio_destroy_qp(struct cxio_rdev *rdev, struct t3_wq *wq, struct cxio_ucontext *uctx); int cxio_peek_cq(struct t3_wq *wr, struct t3_cq *cq, int opcode); -int cxio_allocate_stag(struct cxio_rdev *rdev, u32 * stag, u32 pdid, - enum tpt_mem_perm perm, u32 * pbl_size, u32 * pbl_addr); int cxio_register_phys_mem(struct cxio_rdev *rdev, u32 * stag, u32 pdid, enum tpt_mem_perm perm, u32 zbva, u64 to, u32 len, u8 page_size, __be64 *pbl, u32 *pbl_size, @@ -172,8 +169,6 @@ int cxio_rdma_init(struct cxio_rdev *rdev, struct t3_rdma_init_attr *attr); void cxio_register_ev_cb(cxio_hal_ev_callback_func_t ev_cb); void cxio_unregister_ev_cb(cxio_hal_ev_callback_func_t ev_cb); -u32 cxio_hal_get_rhdl(void); -void cxio_hal_put_rhdl(u32 rhdl); u32 cxio_hal_get_pdid(struct cxio_hal_resource *rscp); void cxio_hal_put_pdid(struct cxio_hal_resource *rscp, u32 pdid); int __init cxio_hal_init(void); --- linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/cxio_hal.c.old 2007-02-17 17:23:11.000000000 +0100 +++ linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/cxio_hal.c 2007-02-17 17:36:40.000000000 +0100 @@ -46,7 +46,7 @@ static LIST_HEAD(rdev_list); static cxio_hal_ev_callback_func_t cxio_ev_cb = NULL; -static inline struct cxio_rdev *cxio_hal_find_rdev_by_name(char *dev_name) +static struct cxio_rdev *cxio_hal_find_rdev_by_name(char *dev_name) { struct cxio_rdev *rdev; @@ -56,8 +56,7 @@ return NULL; } -static inline struct cxio_rdev *cxio_hal_find_rdev_by_t3cdev(struct t3cdev - *tdev) +static struct cxio_rdev *cxio_hal_find_rdev_by_t3cdev(struct t3cdev *tdev) { struct cxio_rdev *rdev; @@ -119,7 +118,7 @@ return 0; } -static inline int cxio_hal_clear_cq_ctx(struct cxio_rdev *rdev_p, u32 cqid) +static int cxio_hal_clear_cq_ctx(struct cxio_rdev *rdev_p, u32 cqid) { struct rdma_cq_setup setup; setup.id = cqid; @@ -131,7 +130,7 @@ return (rdev_p->t3cdev_p->ctl(rdev_p->t3cdev_p, RDMA_CQ_SETUP, &setup)); } -int cxio_hal_clear_qp_ctx(struct cxio_rdev *rdev_p, u32 qpid) +static int cxio_hal_clear_qp_ctx(struct cxio_rdev *rdev_p, u32 qpid) { u64 sge_cmd; struct t3_modify_qp_wr *wqe; @@ -426,7 +425,7 @@ } } -static inline int cqe_completes_wr(struct t3_cqe *cqe, struct t3_wq *wq) +static int cqe_completes_wr(struct t3_cqe *cqe, struct t3_wq *wq) { if (CQE_OPCODE(*cqe) == T3_TERMINATE) return 0; @@ -761,6 +760,7 @@ return err; } +#if 0 /* IN : stag key, pdid, pbl_size * Out: stag index, actaul pbl_size, and pbl_addr allocated. */ @@ -771,6 +771,7 @@ return (__cxio_tpt_op(rdev_p, 0, stag, 0, pdid, TPT_NON_SHARED_MR, perm, 0, 0ULL, 0, 0, NULL, pbl_size, pbl_addr)); } +#endif /* 0 */ int cxio_register_phys_mem(struct cxio_rdev *rdev_p, u32 *stag, u32 pdid, enum tpt_mem_perm perm, u32 zbva, u64 to, u32 len, @@ -1030,7 +1031,7 @@ cxio_hal_destroy_rhdl_resource(); } -static inline void flush_completed_wrs(struct t3_wq *wq, struct t3_cq *cq) +static void flush_completed_wrs(struct t3_wq *wq, struct t3_cq *cq) { struct t3_swsq *sqp; __u32 ptr = wq->sq_rptr; @@ -1059,9 +1060,8 @@ break; } -static inline void create_read_req_cqe(struct t3_wq *wq, - struct t3_cqe *hw_cqe, - struct t3_cqe *read_cqe) +static void create_read_req_cqe(struct t3_wq *wq, struct t3_cqe *hw_cqe, + struct t3_cqe *read_cqe) { read_cqe->u.scqe.wrid_hi = wq->oldest_read->sq_wptr; read_cqe->len = wq->oldest_read->read_len; @@ -1074,7 +1074,7 @@ /* * Return a ptr to the next read wr in the SWSQ or NULL. */ -static inline void advance_oldest_read(struct t3_wq *wq) +static void advance_oldest_read(struct t3_wq *wq) { u32 rptr = wq->oldest_read - wq->sq + 1; --- linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/cxio_resource.c.old 2007-02-17 17:24:42.000000000 +0100 +++ linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/cxio_resource.c 2007-02-17 17:27:17.000000000 +0100 @@ -180,7 +180,7 @@ /* * returns 0 if no resource available */ -static inline u32 cxio_hal_get_resource(struct kfifo *fifo) +static u32 cxio_hal_get_resource(struct kfifo *fifo) { u32 entry; if (kfifo_get(fifo, (unsigned char *) &entry, sizeof(u32))) @@ -189,11 +189,13 @@ return 0; /* fifo emptry */ } -static inline void cxio_hal_put_resource(struct kfifo *fifo, u32 entry) +static void cxio_hal_put_resource(struct kfifo *fifo, u32 entry) { BUG_ON(kfifo_put(fifo, (unsigned char *) &entry, sizeof(u32)) == 0); } +#if 0 + u32 cxio_hal_get_rhdl(void) { return cxio_hal_get_resource(rhdl_fifo); @@ -204,6 +206,8 @@ cxio_hal_put_resource(rhdl_fifo, rhdl); } +#endif /* 0 */ + u32 cxio_hal_get_stag(struct cxio_hal_resource *rscp) { return cxio_hal_get_resource(rscp->tpt_fifo); --- linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/iwch_provider.h.old 2007-02-17 17:25:35.000000000 +0100 +++ linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/iwch_provider.h 2007-02-17 17:25:41.000000000 +0100 @@ -179,7 +179,6 @@ void iwch_qp_add_ref(struct ib_qp *qp); void iwch_qp_rem_ref(struct ib_qp *qp); -struct ib_qp *iwch_get_qp(struct ib_device *dev, int qpn); struct iwch_ucontext { struct ib_ucontext ibucontext; --- linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/iwch_provider.c.old 2007-02-17 17:25:50.000000000 +0100 +++ linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/iwch_provider.c 2007-02-17 17:25:57.000000000 +0100 @@ -949,7 +949,7 @@ wake_up(&(to_iwch_qp(qp)->wait)); } -struct ib_qp *iwch_get_qp(struct ib_device *dev, int qpn) +static struct ib_qp *iwch_get_qp(struct ib_device *dev, int qpn) { PDBG("%s ib_dev %p qpn 0x%x\n", __FUNCTION__, dev, qpn); return (struct ib_qp *)get_qhp(to_iwch_dev(dev), qpn); --- linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/iwch_qp.c.old 2007-02-17 17:27:31.000000000 +0100 +++ linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/iwch_qp.c 2007-02-17 17:38:07.000000000 +0100 @@ -37,8 +37,8 @@ #define NO_SUPPORT -1 -static inline int iwch_build_rdma_send(union t3_wr *wqe, struct ib_send_wr *wr, - u8 * flit_cnt) +static int iwch_build_rdma_send(union t3_wr *wqe, struct ib_send_wr *wr, + u8 * flit_cnt) { int i; u32 plen; @@ -97,8 +97,8 @@ return 0; } -static inline int iwch_build_rdma_write(union t3_wr *wqe, struct ib_send_wr *wr, - u8 *flit_cnt) +static int iwch_build_rdma_write(union t3_wr *wqe, struct ib_send_wr *wr, + u8 *flit_cnt) { int i; u32 plen; @@ -138,8 +138,8 @@ return 0; } -static inline int iwch_build_rdma_read(union t3_wr *wqe, struct ib_send_wr *wr, - u8 *flit_cnt) +static int iwch_build_rdma_read(union t3_wr *wqe, struct ib_send_wr *wr, + u8 *flit_cnt) { if (wr->num_sge > 1) return -EINVAL; @@ -159,9 +159,8 @@ /* * TBD: this is going to be moved to firmware. Missing pdid/qpid check for now. */ -static inline int iwch_sgl2pbl_map(struct iwch_dev *rhp, - struct ib_sge *sg_list, u32 num_sgle, - u32 * pbl_addr, u8 * page_size) +static int iwch_sgl2pbl_map(struct iwch_dev *rhp, struct ib_sge *sg_list, + u32 num_sgle, u32 * pbl_addr, u8 * page_size) { int i; struct iwch_mr *mhp; @@ -207,9 +206,8 @@ return 0; } -static inline int iwch_build_rdma_recv(struct iwch_dev *rhp, - union t3_wr *wqe, - struct ib_recv_wr *wr) +static int iwch_build_rdma_recv(struct iwch_dev *rhp, union t3_wr *wqe, + struct ib_recv_wr *wr) { int i, err = 0; u32 pbl_addr[4]; @@ -474,8 +472,7 @@ return err; } -static inline void build_term_codes(int t3err, u8 *layer_type, u8 *ecode, - int tagged) +static void build_term_codes(int t3err, u8 *layer_type, u8 *ecode, int tagged) { switch (t3err) { case TPT_ERR_STAG: @@ -673,7 +670,7 @@ spin_lock_irqsave(&qhp->lock, *flag); } -static inline void flush_qp(struct iwch_qp *qhp, unsigned long *flag) +static void flush_qp(struct iwch_qp *qhp, unsigned long *flag) { if (t3b_device(qhp->rhp)) cxio_set_wq_in_error(&qhp->wq); @@ -685,7 +682,7 @@ /* * Return non zero if at least one RECV was pre-posted. */ -static inline int rqes_posted(struct iwch_qp *qhp) +static int rqes_posted(struct iwch_qp *qhp) { return fw_riwrh_opcode((struct fw_riwrh *)qhp->wq.queue) == T3_WR_RCV; } --- linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/iwch_cm.c.old 2007-02-17 17:27:53.000000000 +0100 +++ linux-2.6.20-mm1/drivers/infiniband/hw/cxgb3/iwch_cm.c 2007-02-17 17:38:23.000000000 +0100 @@ -210,8 +210,7 @@ return state; } -static inline void __state_set(struct iwch_ep_common *epc, - enum iwch_ep_state new) +static void __state_set(struct iwch_ep_common *epc, enum iwch_ep_state new) { epc->state = new; } @@ -1460,7 +1459,7 @@ /* * Returns whether an ABORT_REQ_RSS message is a negative advice. */ -static inline int is_neg_adv_abort(unsigned int status) +static int is_neg_adv_abort(unsigned int status) { return status == CPL_ERR_RTX_NEG_ADVICE || status == CPL_ERR_PERSIST_NEG_ADVICE; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/