From 873c82ed165a345fa381415b9734d26e9af4ec96 Mon Sep 17 00:00:00 2001 From: Eric Moore Date: Mon, 29 Jan 2007 09:44:06 -0700 Subject: [SCSI] fusion - added mptspi debug helpful debug for mptspi module Signed-off-by: Eric Moore Signed-off-by: James Bottomley --- drivers/message/fusion/mptspi.c | 66 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) (limited to 'drivers/message/fusion/mptspi.c') diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c index 4896d7cc681a..06a7b86f5f23 100644 --- a/drivers/message/fusion/mptspi.c +++ b/drivers/message/fusion/mptspi.c @@ -65,6 +65,7 @@ #include #include #include +#include #include "mptbase.h" #include "mptscsih.h" @@ -454,6 +455,56 @@ mptspi_target_destroy(struct scsi_target *starget) starget->hostdata = NULL; } +/** + * mptspi_print_write_nego - negotiation parameters debug info that is being sent + * @hd: Pointer to a SCSI HOST structure + * @starget: SCSI target + * @ii: negotiation parameters + * + */ +static void +mptspi_print_write_nego(struct _MPT_SCSI_HOST *hd, struct scsi_target *starget, u32 ii) +{ + ddvprintk((MYIOC_s_INFO_FMT "id=%d Requested = 0x%08x" + " ( %s factor = 0x%02x @ offset = 0x%02x %s%s%s%s%s%s%s%s)\n", + hd->ioc->name, starget->id, ii, + ii & MPI_SCSIDEVPAGE0_NP_WIDE ? "Wide ": "", + ((ii >> 8) & 0xFF), ((ii >> 16) & 0xFF), + ii & MPI_SCSIDEVPAGE0_NP_IU ? "IU ": "", + ii & MPI_SCSIDEVPAGE0_NP_DT ? "DT ": "", + ii & MPI_SCSIDEVPAGE0_NP_QAS ? "QAS ": "", + ii & MPI_SCSIDEVPAGE0_NP_HOLD_MCS ? "HOLDMCS ": "", + ii & MPI_SCSIDEVPAGE0_NP_WR_FLOW ? "WRFLOW ": "", + ii & MPI_SCSIDEVPAGE0_NP_RD_STRM ? "RDSTRM ": "", + ii & MPI_SCSIDEVPAGE0_NP_RTI ? "RTI ": "", + ii & MPI_SCSIDEVPAGE0_NP_PCOMP_EN ? "PCOMP ": "")); +} + +/** + * mptspi_print_read_nego - negotiation parameters debug info that is being read + * @hd: Pointer to a SCSI HOST structure + * @starget: SCSI target + * @ii: negotiation parameters + * + */ +static void +mptspi_print_read_nego(struct _MPT_SCSI_HOST *hd, struct scsi_target *starget, u32 ii) +{ + ddvprintk((MYIOC_s_INFO_FMT "id=%d Read = 0x%08x" + " ( %s factor = 0x%02x @ offset = 0x%02x %s%s%s%s%s%s%s%s)\n", + hd->ioc->name, starget->id, ii, + ii & MPI_SCSIDEVPAGE0_NP_WIDE ? "Wide ": "", + ((ii >> 8) & 0xFF), ((ii >> 16) & 0xFF), + ii & MPI_SCSIDEVPAGE0_NP_IU ? "IU ": "", + ii & MPI_SCSIDEVPAGE0_NP_DT ? "DT ": "", + ii & MPI_SCSIDEVPAGE0_NP_QAS ? "QAS ": "", + ii & MPI_SCSIDEVPAGE0_NP_HOLD_MCS ? "HOLDMCS ": "", + ii & MPI_SCSIDEVPAGE0_NP_WR_FLOW ? "WRFLOW ": "", + ii & MPI_SCSIDEVPAGE0_NP_RD_STRM ? "RDSTRM ": "", + ii & MPI_SCSIDEVPAGE0_NP_RTI ? "RTI ": "", + ii & MPI_SCSIDEVPAGE0_NP_PCOMP_EN ? "PCOMP ": "")); +} + static int mptspi_read_spi_device_pg0(struct scsi_target *starget, struct _CONFIG_PAGE_SCSI_DEVICE_0 *pass_pg0) { @@ -507,6 +558,8 @@ static int mptspi_read_spi_device_pg0(struct scsi_target *starget, err = 0; memcpy(pass_pg0, pg0, size); + mptspi_print_read_nego(hd, starget, le32_to_cpu(pg0->NegotiatedParameters)); + out_free: dma_free_coherent(&ioc->pcidev->dev, size, pg0, pg0_dma); return err; @@ -681,6 +734,12 @@ static int mptspi_slave_configure(struct scsi_device *sdev) mptspi_initTarget(hd, vtarget, sdev); + ddvprintk((MYIOC_s_INFO_FMT "id=%d min_period=0x%02x" + " max_offset=0x%02x max_width=%d\n", hd->ioc->name, + sdev->id, spi_min_period(scsi_target(sdev)), + spi_max_offset(scsi_target(sdev)), + spi_max_width(scsi_target(sdev)))); + if ((sdev->channel == 1 || !(mptspi_is_raid(hd, sdev->id))) && !spi_initial_dv(sdev->sdev_target)) @@ -708,6 +767,11 @@ mptspi_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) return 0; } +#ifdef MPT_DEBUG_DV + if (spi_dv_pending(scsi_target(SCpnt->device))) + scsi_print_command(SCpnt); +#endif + return mptscsih_qcmd(SCpnt,done); } @@ -806,6 +870,8 @@ static int mptspi_write_spi_device_pg1(struct scsi_target *starget, pg1->Header.PageNumber = hdr.PageNumber; pg1->Header.PageType = hdr.PageType; + mptspi_print_write_nego(hd, starget, le32_to_cpu(pg1->RequestedParameters)); + if (mpt_config(ioc, &cfg)) { starget_printk(KERN_ERR, starget, "mpt_config failed\n"); goto out_free; -- cgit v1.2.2