From patchwork Wed Feb 16 21:02:22 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bart Van Assche X-Patchwork-Id: 543634 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D41D6C4167B for ; Wed, 16 Feb 2022 21:04:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234444AbiBPVEi (ORCPT ); Wed, 16 Feb 2022 16:04:38 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:53002 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234338AbiBPVES (ORCPT ); Wed, 16 Feb 2022 16:04:18 -0500 Received: from mail-pf1-f180.google.com (mail-pf1-f180.google.com [209.85.210.180]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B2FEE2B04B0 for ; Wed, 16 Feb 2022 13:04:04 -0800 (PST) Received: by mail-pf1-f180.google.com with SMTP id y11so181086pfi.11 for ; Wed, 16 Feb 2022 13:04:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=A/S3KCrXBTTtSusQUVdYWBf1AOREHH7guodEm933rqA=; b=0qU6JdtKmLREZilqUBNZnG0cuF9yg4OfgXPwsP8nB/ITSJjIA5fdLhx2tZ+TkFD0K9 lxCs8qgC3vkmM0IoF/OxjCa4+yQDaKXz/JMFvYX12q77Aq3eR23I1m8AlYagXnfwR57x mvleiJVmBGyDGolfqMftWlHY7vxcmP/HV87i2ggHGApg8oS/Nz2k5Ckv1zqXmkctbUvZ 7xVB3/IO9uc+kqFJQFpXBlnObUq7rKc15/B6lq0sYfKX6GVDro449Sfx1ADtbBC1beyl L1H90SvGUd4SK+rqcBIq9pqfy644S302QmDPzpMBemHFZaYrw8e+TzSxKtjq5Y6J/vAu sSAw== X-Gm-Message-State: AOAM533nnAJ1D7m9OdEplsh30wj+FubKlgF5VcTLI9WMF0dKcNKTC4OD tKQQXL0IHOsfmzrouJZzFNA= X-Google-Smtp-Source: ABdhPJwOzUr0Ypm35O7TvCwjewOOY+g4cvL5psuKCMJrxzPJdYx8d3oSvF96odw2cpCYglG8mK+H9A== X-Received: by 2002:a05:6a00:1787:b0:4e0:6135:d5e8 with SMTP id s7-20020a056a00178700b004e06135d5e8mr773498pfg.55.1645045443712; Wed, 16 Feb 2022 13:04:03 -0800 (PST) Received: from asus.hsd1.ca.comcast.net ([2601:647:4000:d7:feaa:14ff:fe9d:6dbd]) by smtp.gmail.com with ESMTPSA id c8sm46591222pfv.57.2022.02.16.13.04.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Feb 2022 13:04:03 -0800 (PST) From: Bart Van Assche To: "Martin K . Petersen" Cc: linux-scsi@vger.kernel.org, Bart Van Assche , Himanshu Madhani , "James E.J. Bottomley" Subject: [PATCH v4 39/50] scsi: nsp_cs: Move the SCSI pointer to private command data Date: Wed, 16 Feb 2022 13:02:22 -0800 Message-Id: <20220216210233.28774-40-bvanassche@acm.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220216210233.28774-1-bvanassche@acm.org> References: <20220216210233.28774-1-bvanassche@acm.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Set .cmd_size in the SCSI host template instead of using the SCSI pointer in struct scsi_cmnd. This patch prepares for removal of the SCSI pointer from struct scsi_cmnd. Reviewed-by: Himanshu Madhani Signed-off-by: Bart Van Assche --- drivers/scsi/pcmcia/nsp_cs.c | 200 ++++++++++++++++++-------------- drivers/scsi/pcmcia/nsp_cs.h | 2 +- drivers/scsi/pcmcia/nsp_debug.c | 2 +- 3 files changed, 114 insertions(+), 90 deletions(-) diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c index dcffda384eaf..48acab03a8a0 100644 --- a/drivers/scsi/pcmcia/nsp_cs.c +++ b/drivers/scsi/pcmcia/nsp_cs.c @@ -70,6 +70,11 @@ static bool free_ports = 0; module_param(free_ports, bool, 0); MODULE_PARM_DESC(free_ports, "Release IO ports after configuration? (default: 0 (=no))"); +static struct scsi_pointer *nsp_priv(struct scsi_cmnd *cmd) +{ + return scsi_cmd_priv(cmd); +} + static struct scsi_host_template nsp_driver_template = { .proc_name = "nsp_cs", .show_info = nsp_show_info, @@ -83,6 +88,7 @@ static struct scsi_host_template nsp_driver_template = { .this_id = NSP_INITIATOR_ID, .sg_tablesize = SG_ALL, .dma_boundary = PAGE_SIZE - 1, + .cmd_size = sizeof(struct scsi_pointer), }; static nsp_hw_data nsp_data_base; /* attach <-> detect glue */ @@ -180,8 +186,9 @@ static void nsp_scsi_done(struct scsi_cmnd *SCpnt) scsi_done(SCpnt); } -static int nsp_queuecommand_lck(struct scsi_cmnd *SCpnt) +static int nsp_queuecommand_lck(struct scsi_cmnd *const SCpnt) { + struct scsi_pointer *scsi_pointer = nsp_priv(SCpnt); #ifdef NSP_DEBUG /*unsigned int host_id = SCpnt->device->host->this_id;*/ /*unsigned int base = SCpnt->device->host->io_port;*/ @@ -217,11 +224,11 @@ static int nsp_queuecommand_lck(struct scsi_cmnd *SCpnt) data->CurrentSC = SCpnt; - SCpnt->SCp.Status = SAM_STAT_CHECK_CONDITION; - SCpnt->SCp.Message = 0; - SCpnt->SCp.have_data_in = IO_UNKNOWN; - SCpnt->SCp.sent_command = 0; - SCpnt->SCp.phase = PH_UNDETERMINED; + scsi_pointer->Status = SAM_STAT_CHECK_CONDITION; + scsi_pointer->Message = 0; + scsi_pointer->have_data_in = IO_UNKNOWN; + scsi_pointer->sent_command = 0; + scsi_pointer->phase = PH_UNDETERMINED; scsi_set_resid(SCpnt, scsi_bufflen(SCpnt)); /* setup scratch area @@ -231,15 +238,15 @@ static int nsp_queuecommand_lck(struct scsi_cmnd *SCpnt) SCp.buffers_residual : left buffers in list SCp.phase : current state of the command */ if (scsi_bufflen(SCpnt)) { - SCpnt->SCp.buffer = scsi_sglist(SCpnt); - SCpnt->SCp.ptr = BUFFER_ADDR; - SCpnt->SCp.this_residual = SCpnt->SCp.buffer->length; - SCpnt->SCp.buffers_residual = scsi_sg_count(SCpnt) - 1; + scsi_pointer->buffer = scsi_sglist(SCpnt); + scsi_pointer->ptr = BUFFER_ADDR(SCpnt); + scsi_pointer->this_residual = scsi_pointer->buffer->length; + scsi_pointer->buffers_residual = scsi_sg_count(SCpnt) - 1; } else { - SCpnt->SCp.ptr = NULL; - SCpnt->SCp.this_residual = 0; - SCpnt->SCp.buffer = NULL; - SCpnt->SCp.buffers_residual = 0; + scsi_pointer->ptr = NULL; + scsi_pointer->this_residual = 0; + scsi_pointer->buffer = NULL; + scsi_pointer->buffers_residual = 0; } if (!nsphw_start_selection(SCpnt)) { @@ -353,8 +360,9 @@ static void nsphw_init(nsp_hw_data *data) /* * Start selection phase */ -static bool nsphw_start_selection(struct scsi_cmnd *SCpnt) +static bool nsphw_start_selection(struct scsi_cmnd *const SCpnt) { + struct scsi_pointer *scsi_pointer = nsp_priv(SCpnt); unsigned int host_id = SCpnt->device->host->this_id; unsigned int base = SCpnt->device->host->io_port; unsigned char target = scmd_id(SCpnt); @@ -372,7 +380,7 @@ static bool nsphw_start_selection(struct scsi_cmnd *SCpnt) /* start arbitration */ //nsp_dbg(NSP_DEBUG_RESELECTION, "start arbit"); - SCpnt->SCp.phase = PH_ARBSTART; + scsi_pointer->phase = PH_ARBSTART; nsp_index_write(base, SETARBIT, ARBIT_GO); time_out = 1000; @@ -392,7 +400,7 @@ static bool nsphw_start_selection(struct scsi_cmnd *SCpnt) /* assert select line */ //nsp_dbg(NSP_DEBUG_RESELECTION, "assert SEL line"); - SCpnt->SCp.phase = PH_SELSTART; + scsi_pointer->phase = PH_SELSTART; udelay(3); /* wait 2.4us */ nsp_index_write(base, SCSIDATALATCH, BIT(host_id) | BIT(target)); nsp_index_write(base, SCSIBUSCTRL, SCSI_SEL | SCSI_BSY | SCSI_ATN); @@ -568,8 +576,9 @@ static int nsp_expect_signal(struct scsi_cmnd *SCpnt, /* * transfer SCSI message */ -static int nsp_xfer(struct scsi_cmnd *SCpnt, int phase) +static int nsp_xfer(struct scsi_cmnd *const SCpnt, int phase) { + struct scsi_pointer *scsi_pointer = nsp_priv(SCpnt); unsigned int base = SCpnt->device->host->io_port; nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata; char *buf = data->MsgBuffer; @@ -587,7 +596,7 @@ static int nsp_xfer(struct scsi_cmnd *SCpnt, int phase) } /* if last byte, negate ATN */ - if (len == 1 && SCpnt->SCp.phase == PH_MSG_OUT) { + if (len == 1 && scsi_pointer->phase == PH_MSG_OUT) { nsp_index_write(base, SCSIBUSCTRL, AUTODIRECTION | ACKENB); } @@ -608,14 +617,15 @@ static int nsp_xfer(struct scsi_cmnd *SCpnt, int phase) /* * get extra SCSI data from fifo */ -static int nsp_dataphase_bypass(struct scsi_cmnd *SCpnt) +static int nsp_dataphase_bypass(struct scsi_cmnd *const SCpnt) { + struct scsi_pointer *scsi_pointer = nsp_priv(SCpnt); nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata; unsigned int count; //nsp_dbg(NSP_DEBUG_DATA_IO, "in"); - if (SCpnt->SCp.have_data_in != IO_IN) { + if (scsi_pointer->have_data_in != IO_IN) { return 0; } @@ -630,7 +640,7 @@ static int nsp_dataphase_bypass(struct scsi_cmnd *SCpnt) * data phase skip only occures in case of SCSI_LOW_READ */ nsp_dbg(NSP_DEBUG_DATA_IO, "use bypass quirk"); - SCpnt->SCp.phase = PH_DATA; + scsi_pointer->phase = PH_DATA; nsp_pio_read(SCpnt); nsp_setup_fifo(data, false); @@ -704,8 +714,9 @@ static int nsp_fifo_count(struct scsi_cmnd *SCpnt) /* * read data in DATA IN phase */ -static void nsp_pio_read(struct scsi_cmnd *SCpnt) +static void nsp_pio_read(struct scsi_cmnd *const SCpnt) { + struct scsi_pointer *scsi_pointer = nsp_priv(SCpnt); unsigned int base = SCpnt->device->host->io_port; unsigned long mmio_base = SCpnt->device->host->base; nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata; @@ -716,24 +727,25 @@ static void nsp_pio_read(struct scsi_cmnd *SCpnt) ocount = data->FifoCount; nsp_dbg(NSP_DEBUG_DATA_IO, "in SCpnt=0x%p resid=%d ocount=%d ptr=0x%p this_residual=%d buffers=0x%p nbuf=%d", - SCpnt, scsi_get_resid(SCpnt), ocount, SCpnt->SCp.ptr, - SCpnt->SCp.this_residual, SCpnt->SCp.buffer, - SCpnt->SCp.buffers_residual); + SCpnt, scsi_get_resid(SCpnt), ocount, scsi_pointer->ptr, + scsi_pointer->this_residual, scsi_pointer->buffer, + scsi_pointer->buffers_residual); time_out = 1000; while ((time_out-- != 0) && - (SCpnt->SCp.this_residual > 0 || SCpnt->SCp.buffers_residual > 0 ) ) { + (scsi_pointer->this_residual > 0 || + scsi_pointer->buffers_residual > 0)) { stat = nsp_index_read(base, SCSIBUSMON); stat &= BUSMON_PHASE_MASK; res = nsp_fifo_count(SCpnt) - ocount; - //nsp_dbg(NSP_DEBUG_DATA_IO, "ptr=0x%p this=0x%x ocount=0x%x res=0x%x", SCpnt->SCp.ptr, SCpnt->SCp.this_residual, ocount, res); + //nsp_dbg(NSP_DEBUG_DATA_IO, "ptr=0x%p this=0x%x ocount=0x%x res=0x%x", scsi_pointer->ptr, scsi_pointer->this_residual, ocount, res); if (res == 0) { /* if some data available ? */ if (stat == BUSPHASE_DATA_IN) { /* phase changed? */ - //nsp_dbg(NSP_DEBUG_DATA_IO, " wait for data this=%d", SCpnt->SCp.this_residual); + //nsp_dbg(NSP_DEBUG_DATA_IO, " wait for data this=%d", scsi_pointer->this_residual); continue; } else { nsp_dbg(NSP_DEBUG_DATA_IO, "phase changed stat=0x%x", stat); @@ -747,20 +759,21 @@ static void nsp_pio_read(struct scsi_cmnd *SCpnt) continue; } - res = min(res, SCpnt->SCp.this_residual); + res = min(res, scsi_pointer->this_residual); switch (data->TransferMode) { case MODE_IO32: res &= ~(BIT(1)|BIT(0)); /* align 4 */ - nsp_fifo32_read(base, SCpnt->SCp.ptr, res >> 2); + nsp_fifo32_read(base, scsi_pointer->ptr, res >> 2); break; case MODE_IO8: - nsp_fifo8_read (base, SCpnt->SCp.ptr, res ); + nsp_fifo8_read(base, scsi_pointer->ptr, res); break; case MODE_MEM32: res &= ~(BIT(1)|BIT(0)); /* align 4 */ - nsp_mmio_fifo32_read(mmio_base, SCpnt->SCp.ptr, res >> 2); + nsp_mmio_fifo32_read(mmio_base, scsi_pointer->ptr, + res >> 2); break; default: @@ -769,22 +782,23 @@ static void nsp_pio_read(struct scsi_cmnd *SCpnt) } nsp_inc_resid(SCpnt, -res); - SCpnt->SCp.ptr += res; - SCpnt->SCp.this_residual -= res; + scsi_pointer->ptr += res; + scsi_pointer->this_residual -= res; ocount += res; - //nsp_dbg(NSP_DEBUG_DATA_IO, "ptr=0x%p this_residual=0x%x ocount=0x%x", SCpnt->SCp.ptr, SCpnt->SCp.this_residual, ocount); + //nsp_dbg(NSP_DEBUG_DATA_IO, "ptr=0x%p this_residual=0x%x ocount=0x%x", scsi_pointer->ptr, scsi_pointer->this_residual, ocount); /* go to next scatter list if available */ - if (SCpnt->SCp.this_residual == 0 && - SCpnt->SCp.buffers_residual != 0 ) { + if (scsi_pointer->this_residual == 0 && + scsi_pointer->buffers_residual != 0 ) { //nsp_dbg(NSP_DEBUG_DATA_IO, "scatterlist next timeout=%d", time_out); - SCpnt->SCp.buffers_residual--; - SCpnt->SCp.buffer = sg_next(SCpnt->SCp.buffer); - SCpnt->SCp.ptr = BUFFER_ADDR; - SCpnt->SCp.this_residual = SCpnt->SCp.buffer->length; + scsi_pointer->buffers_residual--; + scsi_pointer->buffer = sg_next(scsi_pointer->buffer); + scsi_pointer->ptr = BUFFER_ADDR(SCpnt); + scsi_pointer->this_residual = + scsi_pointer->buffer->length; time_out = 1000; - //nsp_dbg(NSP_DEBUG_DATA_IO, "page: 0x%p, off: 0x%x", SCpnt->SCp.buffer->page, SCpnt->SCp.buffer->offset); + //nsp_dbg(NSP_DEBUG_DATA_IO, "page: 0x%p, off: 0x%x", scsi_pointer->buffer->page, scsi_pointer->buffer->offset); } } @@ -792,8 +806,8 @@ static void nsp_pio_read(struct scsi_cmnd *SCpnt) if (time_out < 0) { nsp_msg(KERN_DEBUG, "pio read timeout resid=%d this_residual=%d buffers_residual=%d", - scsi_get_resid(SCpnt), SCpnt->SCp.this_residual, - SCpnt->SCp.buffers_residual); + scsi_get_resid(SCpnt), scsi_pointer->this_residual, + scsi_pointer->buffers_residual); } nsp_dbg(NSP_DEBUG_DATA_IO, "read ocount=0x%x", ocount); nsp_dbg(NSP_DEBUG_DATA_IO, "r cmd=%d resid=0x%x\n", data->CmdId, @@ -805,6 +819,7 @@ static void nsp_pio_read(struct scsi_cmnd *SCpnt) */ static void nsp_pio_write(struct scsi_cmnd *SCpnt) { + struct scsi_pointer *scsi_pointer = nsp_priv(SCpnt); unsigned int base = SCpnt->device->host->io_port; unsigned long mmio_base = SCpnt->device->host->base; nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata; @@ -815,14 +830,15 @@ static void nsp_pio_write(struct scsi_cmnd *SCpnt) ocount = data->FifoCount; nsp_dbg(NSP_DEBUG_DATA_IO, "in fifocount=%d ptr=0x%p this_residual=%d buffers=0x%p nbuf=%d resid=0x%x", - data->FifoCount, SCpnt->SCp.ptr, SCpnt->SCp.this_residual, - SCpnt->SCp.buffer, SCpnt->SCp.buffers_residual, + data->FifoCount, scsi_pointer->ptr, scsi_pointer->this_residual, + scsi_pointer->buffer, scsi_pointer->buffers_residual, scsi_get_resid(SCpnt)); time_out = 1000; while ((time_out-- != 0) && - (SCpnt->SCp.this_residual > 0 || SCpnt->SCp.buffers_residual > 0)) { + (scsi_pointer->this_residual > 0 || + scsi_pointer->buffers_residual > 0)) { stat = nsp_index_read(base, SCSIBUSMON); stat &= BUSMON_PHASE_MASK; @@ -832,9 +848,9 @@ static void nsp_pio_write(struct scsi_cmnd *SCpnt) nsp_dbg(NSP_DEBUG_DATA_IO, "phase changed stat=0x%x, res=%d\n", stat, res); /* Put back pointer */ nsp_inc_resid(SCpnt, res); - SCpnt->SCp.ptr -= res; - SCpnt->SCp.this_residual += res; - ocount -= res; + scsi_pointer->ptr -= res; + scsi_pointer->this_residual += res; + ocount -= res; break; } @@ -845,21 +861,22 @@ static void nsp_pio_write(struct scsi_cmnd *SCpnt) continue; } - res = min(SCpnt->SCp.this_residual, WFIFO_CRIT); + res = min(scsi_pointer->this_residual, WFIFO_CRIT); - //nsp_dbg(NSP_DEBUG_DATA_IO, "ptr=0x%p this=0x%x res=0x%x", SCpnt->SCp.ptr, SCpnt->SCp.this_residual, res); + //nsp_dbg(NSP_DEBUG_DATA_IO, "ptr=0x%p this=0x%x res=0x%x", scsi_pointer->ptr, scsi_pointer->this_residual, res); switch (data->TransferMode) { case MODE_IO32: res &= ~(BIT(1)|BIT(0)); /* align 4 */ - nsp_fifo32_write(base, SCpnt->SCp.ptr, res >> 2); + nsp_fifo32_write(base, scsi_pointer->ptr, res >> 2); break; case MODE_IO8: - nsp_fifo8_write (base, SCpnt->SCp.ptr, res ); + nsp_fifo8_write(base, scsi_pointer->ptr, res); break; case MODE_MEM32: res &= ~(BIT(1)|BIT(0)); /* align 4 */ - nsp_mmio_fifo32_write(mmio_base, SCpnt->SCp.ptr, res >> 2); + nsp_mmio_fifo32_write(mmio_base, scsi_pointer->ptr, + res >> 2); break; default: @@ -868,18 +885,19 @@ static void nsp_pio_write(struct scsi_cmnd *SCpnt) } nsp_inc_resid(SCpnt, -res); - SCpnt->SCp.ptr += res; - SCpnt->SCp.this_residual -= res; - ocount += res; + scsi_pointer->ptr += res; + scsi_pointer->this_residual -= res; + ocount += res; /* go to next scatter list if available */ - if (SCpnt->SCp.this_residual == 0 && - SCpnt->SCp.buffers_residual != 0 ) { + if (scsi_pointer->this_residual == 0 && + scsi_pointer->buffers_residual != 0 ) { //nsp_dbg(NSP_DEBUG_DATA_IO, "scatterlist next"); - SCpnt->SCp.buffers_residual--; - SCpnt->SCp.buffer = sg_next(SCpnt->SCp.buffer); - SCpnt->SCp.ptr = BUFFER_ADDR; - SCpnt->SCp.this_residual = SCpnt->SCp.buffer->length; + scsi_pointer->buffers_residual--; + scsi_pointer->buffer = sg_next(scsi_pointer->buffer); + scsi_pointer->ptr = BUFFER_ADDR(SCpnt); + scsi_pointer->this_residual = + scsi_pointer->buffer->length; time_out = 1000; } } @@ -947,6 +965,7 @@ static irqreturn_t nspintr(int irq, void *dev_id) unsigned int base; unsigned char irq_status, irq_phase, phase; struct scsi_cmnd *tmpSC; + struct scsi_pointer *scsi_pointer; unsigned char target, lun; unsigned int *sync_neg; int i, tmp; @@ -1025,9 +1044,10 @@ static irqreturn_t nspintr(int irq, void *dev_id) if(data->CurrentSC != NULL) { tmpSC = data->CurrentSC; - tmpSC->result = (DID_RESET << 16) | - ((tmpSC->SCp.Message & 0xff) << 8) | - ((tmpSC->SCp.Status & 0xff) << 0); + scsi_pointer = nsp_priv(tmpSC); + tmpSC->result = (DID_RESET << 16) | + ((scsi_pointer->Message & 0xff) << 8) | + ((scsi_pointer->Status & 0xff) << 0); nsp_scsi_done(tmpSC); } return IRQ_HANDLED; @@ -1041,6 +1061,7 @@ static irqreturn_t nspintr(int irq, void *dev_id) } tmpSC = data->CurrentSC; + scsi_pointer = nsp_priv(tmpSC); target = tmpSC->device->id; lun = tmpSC->device->lun; sync_neg = &(data->Sync[target].SyncNegotiation); @@ -1063,7 +1084,7 @@ static irqreturn_t nspintr(int irq, void *dev_id) //show_phase(tmpSC); - switch(tmpSC->SCp.phase) { + switch (scsi_pointer->phase) { case PH_SELSTART: // *sync_neg = SYNC_NOT_YET; if ((phase & BUSMON_BSY) == 0) { @@ -1086,7 +1107,7 @@ static irqreturn_t nspintr(int irq, void *dev_id) /* attention assert */ //nsp_dbg(NSP_DEBUG_INTR, "attention assert"); data->SelectionTimeOut = 0; - tmpSC->SCp.phase = PH_SELECTED; + scsi_pointer->phase = PH_SELECTED; nsp_index_write(base, SCSIBUSCTRL, SCSI_ATN); udelay(1); nsp_index_write(base, SCSIBUSCTRL, SCSI_ATN | AUTODIRECTION | ACKENB); @@ -1115,17 +1136,18 @@ static irqreturn_t nspintr(int irq, void *dev_id) //nsp_dbg(NSP_DEBUG_INTR, "start scsi seq"); /* normal disconnect */ - if (((tmpSC->SCp.phase == PH_MSG_IN) || (tmpSC->SCp.phase == PH_MSG_OUT)) && - (irq_phase & LATCHED_BUS_FREE) != 0 ) { + if ((scsi_pointer->phase == PH_MSG_IN || + scsi_pointer->phase == PH_MSG_OUT) && + (irq_phase & LATCHED_BUS_FREE) != 0) { nsp_dbg(NSP_DEBUG_INTR, "normal disconnect irq_status=0x%x, phase=0x%x, irq_phase=0x%x", irq_status, phase, irq_phase); //*sync_neg = SYNC_NOT_YET; /* all command complete and return status */ - if (tmpSC->SCp.Message == COMMAND_COMPLETE) { - tmpSC->result = (DID_OK << 16) | - ((tmpSC->SCp.Message & 0xff) << 8) | - ((tmpSC->SCp.Status & 0xff) << 0); + if (scsi_pointer->Message == COMMAND_COMPLETE) { + tmpSC->result = (DID_OK << 16) | + ((scsi_pointer->Message & 0xff) << 8) | + ((scsi_pointer->Status & 0xff) << 0); nsp_dbg(NSP_DEBUG_INTR, "command complete result=0x%x", tmpSC->result); nsp_scsi_done(tmpSC); @@ -1154,7 +1176,7 @@ static irqreturn_t nspintr(int irq, void *dev_id) return IRQ_HANDLED; } - tmpSC->SCp.phase = PH_COMMAND; + scsi_pointer->phase = PH_COMMAND; nsp_nexus(tmpSC); @@ -1170,8 +1192,8 @@ static irqreturn_t nspintr(int irq, void *dev_id) case BUSPHASE_DATA_OUT: nsp_dbg(NSP_DEBUG_INTR, "BUSPHASE_DATA_OUT"); - tmpSC->SCp.phase = PH_DATA; - tmpSC->SCp.have_data_in = IO_OUT; + scsi_pointer->phase = PH_DATA; + scsi_pointer->have_data_in = IO_OUT; nsp_pio_write(tmpSC); @@ -1180,8 +1202,8 @@ static irqreturn_t nspintr(int irq, void *dev_id) case BUSPHASE_DATA_IN: nsp_dbg(NSP_DEBUG_INTR, "BUSPHASE_DATA_IN"); - tmpSC->SCp.phase = PH_DATA; - tmpSC->SCp.have_data_in = IO_IN; + scsi_pointer->phase = PH_DATA; + scsi_pointer->have_data_in = IO_IN; nsp_pio_read(tmpSC); @@ -1191,10 +1213,11 @@ static irqreturn_t nspintr(int irq, void *dev_id) nsp_dataphase_bypass(tmpSC); nsp_dbg(NSP_DEBUG_INTR, "BUSPHASE_STATUS"); - tmpSC->SCp.phase = PH_STATUS; + scsi_pointer->phase = PH_STATUS; - tmpSC->SCp.Status = nsp_index_read(base, SCSIDATAWITHACK); - nsp_dbg(NSP_DEBUG_INTR, "message=0x%x status=0x%x", tmpSC->SCp.Message, tmpSC->SCp.Status); + scsi_pointer->Status = nsp_index_read(base, SCSIDATAWITHACK); + nsp_dbg(NSP_DEBUG_INTR, "message=0x%x status=0x%x", + scsi_pointer->Message, scsi_pointer->Status); break; @@ -1204,7 +1227,7 @@ static irqreturn_t nspintr(int irq, void *dev_id) goto timer_out; } - tmpSC->SCp.phase = PH_MSG_OUT; + scsi_pointer->phase = PH_MSG_OUT; //*sync_neg = SYNC_NOT_YET; @@ -1237,7 +1260,7 @@ static irqreturn_t nspintr(int irq, void *dev_id) goto timer_out; } - tmpSC->SCp.phase = PH_MSG_IN; + scsi_pointer->phase = PH_MSG_IN; nsp_message_in(tmpSC); /**/ @@ -1269,9 +1292,10 @@ static irqreturn_t nspintr(int irq, void *dev_id) i += (1 + data->MsgBuffer[i+1]); } } - tmpSC->SCp.Message = tmp; + scsi_pointer->Message = tmp; - nsp_dbg(NSP_DEBUG_INTR, "message=0x%x len=%d", tmpSC->SCp.Message, data->MsgLen); + nsp_dbg(NSP_DEBUG_INTR, "message=0x%x len=%d", + scsi_pointer->Message, data->MsgLen); show_message(data); break; diff --git a/drivers/scsi/pcmcia/nsp_cs.h b/drivers/scsi/pcmcia/nsp_cs.h index 7d5d1a5b36e0..e1ee8ef90ad3 100644 --- a/drivers/scsi/pcmcia/nsp_cs.h +++ b/drivers/scsi/pcmcia/nsp_cs.h @@ -371,7 +371,7 @@ enum _burst_mode { }; /* scatter-gather table */ -# define BUFFER_ADDR ((char *)((sg_virt(SCpnt->SCp.buffer)))) +#define BUFFER_ADDR(SCpnt) ((char *)(sg_virt(nsp_priv(SCpnt)->buffer))) #endif /*__nsp_cs__*/ /* end */ diff --git a/drivers/scsi/pcmcia/nsp_debug.c b/drivers/scsi/pcmcia/nsp_debug.c index 6aa7d269d3b3..23b68dd26f74 100644 --- a/drivers/scsi/pcmcia/nsp_debug.c +++ b/drivers/scsi/pcmcia/nsp_debug.c @@ -145,7 +145,7 @@ static void show_command(struct scsi_cmnd *SCpnt) static void show_phase(struct scsi_cmnd *SCpnt) { - int i = SCpnt->SCp.phase; + int i = nsp_scsi_pointer(SCpnt)->phase; char *ph[] = { "PH_UNDETERMINED",