From patchwork Wed Mar 14 11:48:31 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 10281939 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id E029E6038F for ; Wed, 14 Mar 2018 11:49:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CD2DF287EF for ; Wed, 14 Mar 2018 11:49:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id BF86628852; Wed, 14 Mar 2018 11:49:51 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DB90D2866C for ; Wed, 14 Mar 2018 11:49:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751512AbeCNLtt (ORCPT ); Wed, 14 Mar 2018 07:49:49 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:45148 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751572AbeCNLt3 (ORCPT ); Wed, 14 Mar 2018 07:49:29 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=tc9SsClrqyeLHYtqnWTmwMDKwXxJ16HYGqqe3fIDOY0=; b=VlIO31OlTaVfaMbVySo7gilgh zdHKNjdLQ3TTHKbUHVzir+SdtFimnoGGUbZrocZwKm56KPy7KmuOquB7YqHx/uQmlxidLAZ/qrW2u JW/1U1B1qYvyQD+QiYTL3Xhx9rfFX6ooDW1a45iBAuPAy3Hvfo4kWaELxXtoDkjdJ5PoPXgbEjkD8 XWyTzCjemz0BI8bl+lHU55nqrBs8LG+GMfrrNxDyusZPm6Pbs7aVA4h8liNaAhvwZ1jhWn6fg9iiY SDKpfe3bng/dhgQrR+5e0R8tTsj+clz/KLL2C7CXHQ2onKyYDj1whViq67kQQsy6dxVFBqRg9Rifq 9y39wdCgQ==; Received: from 77.117.139.172.wireless.dyn.drei.com ([77.117.139.172] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1ew4uJ-0007Ri-Ep; Wed, 14 Mar 2018 11:49:24 +0000 From: Christoph Hellwig To: "Martin K. Petersen" Cc: aacraid@adaptec.com, linuxdrivers@attotech.com, linux-m68k@lists.linux-m68k.org, linux-scsi@vger.kernel.org Subject: [PATCH 09/12] scsi: remove the sym53c416 driver Date: Wed, 14 Mar 2018 12:48:31 +0100 Message-Id: <20180314114834.17380-10-hch@lst.de> X-Mailer: git-send-email 2.14.2 In-Reply-To: <20180314114834.17380-1-hch@lst.de> References: <20180314114834.17380-1-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This driver hasn't seen any recent bug fixing and is one of the last drivers using the scsi_module.c infrastruture that has been deprecated 15 years ago. Signed-off-by: Christoph Hellwig --- Documentation/scsi/scsi-parameters.txt | 3 - drivers/scsi/Kconfig | 18 - drivers/scsi/Makefile | 1 - drivers/scsi/sym53c416.c | 844 --------------------------------- drivers/scsi/sym53c416.h | 33 -- 5 files changed, 899 deletions(-) delete mode 100644 drivers/scsi/sym53c416.c delete mode 100644 drivers/scsi/sym53c416.h diff --git a/Documentation/scsi/scsi-parameters.txt b/Documentation/scsi/scsi-parameters.txt index 453d4b79c78d..ee142045017d 100644 --- a/Documentation/scsi/scsi-parameters.txt +++ b/Documentation/scsi/scsi-parameters.txt @@ -110,9 +110,6 @@ parameters may be changed at runtime by the command st= [HW,SCSI] SCSI tape parameters (buffers, etc.) See Documentation/scsi/st.txt. - sym53c416= [HW,SCSI] - See header of drivers/scsi/sym53c416.c. - tmscsim= [HW,SCSI] See comment before function dc390_setup() in drivers/scsi/tmscsim.c. diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index 9fa0cfd5a068..11e89e56b865 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -1172,24 +1172,6 @@ config SCSI_SIM710 It currently supports Compaq EISA cards and NCR MCA cards -config SCSI_SYM53C416 - tristate "Symbios 53c416 SCSI support" - depends on ISA && SCSI - ---help--- - This is support for the sym53c416 SCSI host adapter, the SCSI - adapter that comes with some HP scanners. This driver requires that - the sym53c416 is configured first using some sort of PnP - configuration program (e.g. isapnp) or by a PnP aware BIOS. If you - are using isapnp then you need to compile this driver as a module - and then load it using insmod after isapnp has run. The parameters - of the configured card(s) should be passed to the driver. The format - is: - - insmod sym53c416 sym53c416=, [sym53c416_1=,] - - To compile this driver as a module, choose M here: the - module will be called sym53c416. - config SCSI_DC395x tristate "Tekram DC395(U/UW/F) and DC315(U) SCSI support" depends on PCI && SCSI diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile index 192a58d7d9d9..d5135efbf9cd 100644 --- a/drivers/scsi/Makefile +++ b/drivers/scsi/Makefile @@ -77,7 +77,6 @@ obj-$(CONFIG_SCSI_IPS) += ips.o obj-$(CONFIG_SCSI_GENERIC_NCR5380) += g_NCR5380.o obj-$(CONFIG_SCSI_NCR_D700) += 53c700.o NCR_D700.o obj-$(CONFIG_SCSI_NCR_Q720) += NCR_Q720_mod.o -obj-$(CONFIG_SCSI_SYM53C416) += sym53c416.o obj-$(CONFIG_SCSI_QLOGIC_FAS) += qlogicfas408.o qlogicfas.o obj-$(CONFIG_PCMCIA_QLOGIC) += qlogicfas408.o obj-$(CONFIG_SCSI_QLOGIC_1280) += qla1280.o diff --git a/drivers/scsi/sym53c416.c b/drivers/scsi/sym53c416.c deleted file mode 100644 index e68bcdc75bc3..000000000000 --- a/drivers/scsi/sym53c416.c +++ /dev/null @@ -1,844 +0,0 @@ -/* - * sym53c416.c - * Low-level SCSI driver for sym53c416 chip. - * Copyright (C) 1998 Lieven Willems (lw_linux@hotmail.com) - * - * Changes : - * - * Marcelo Tosatti : Added io_request_lock locking - * Alan Cox : Cleaned up code formatting - * Fixed an irq locking bug - * Added ISAPnP support - * Bjoern A. Zeeb : Initial irq locking updates - * Added another card with ISAPnP support - * - * LILO command line usage: sym53c416=[,] - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2, or (at your option) any - * later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include "scsi.h" -#include -#include "sym53c416.h" - -#define VERSION_STRING "Version 1.0.0-ac" - -#define TC_LOW 0x00 /* Transfer counter low */ -#define TC_MID 0x01 /* Transfer counter mid */ -#define SCSI_FIFO 0x02 /* SCSI FIFO register */ -#define COMMAND_REG 0x03 /* Command Register */ -#define STATUS_REG 0x04 /* Status Register (READ) */ -#define DEST_BUS_ID 0x04 /* Destination Bus ID (WRITE) */ -#define INT_REG 0x05 /* Interrupt Register (READ) */ -#define TOM 0x05 /* Time out multiplier (WRITE) */ -#define STP 0x06 /* Synchronous Transfer period */ -#define SYNC_OFFSET 0x07 /* Synchronous Offset */ -#define CONF_REG_1 0x08 /* Configuration register 1 */ -#define CONF_REG_2 0x0B /* Configuration register 2 */ -#define CONF_REG_3 0x0C /* Configuration register 3 */ -#define CONF_REG_4 0x0D /* Configuration register 4 */ -#define TC_HIGH 0x0E /* Transfer counter high */ -#define PIO_FIFO_1 0x10 /* PIO FIFO register 1 */ -#define PIO_FIFO_2 0x11 /* PIO FIFO register 2 */ -#define PIO_FIFO_3 0x12 /* PIO FIFO register 3 */ -#define PIO_FIFO_4 0x13 /* PIO FIFO register 4 */ -#define PIO_FIFO_CNT 0x14 /* PIO FIFO count */ -#define PIO_INT_REG 0x15 /* PIO interrupt register */ -#define CONF_REG_5 0x16 /* Configuration register 5 */ -#define FEATURE_EN 0x1D /* Feature Enable register */ - -/* Configuration register 1 entries: */ -/* Bits 2-0: SCSI ID of host adapter */ -#define SCM 0x80 /* Slow Cable Mode */ -#define SRID 0x40 /* SCSI Reset Interrupt Disable */ -#define PTM 0x20 /* Parity Test Mode */ -#define EPC 0x10 /* Enable Parity Checking */ -#define CTME 0x08 /* Special Test Mode */ - -/* Configuration register 2 entries: */ -#define FE 0x40 /* Features Enable */ -#define SCSI2 0x08 /* SCSI 2 Enable */ -#define TBPA 0x04 /* Target Bad Parity Abort */ - -/* Configuration register 3 entries: */ -#define IDMRC 0x80 /* ID Message Reserved Check */ -#define QTE 0x40 /* Queue Tag Enable */ -#define CDB10 0x20 /* Command Descriptor Block 10 */ -#define FSCSI 0x10 /* FastSCSI */ -#define FCLK 0x08 /* FastClock */ - -/* Configuration register 4 entries: */ -#define RBS 0x08 /* Register bank select */ -#define EAN 0x04 /* Enable Active Negotiation */ - -/* Configuration register 5 entries: */ -#define LPSR 0x80 /* Lower Power SCSI Reset */ -#define IE 0x20 /* Interrupt Enable */ -#define LPM 0x02 /* Low Power Mode */ -#define WSE0 0x01 /* 0WS Enable */ - -/* Interrupt register entries: */ -#define SRST 0x80 /* SCSI Reset */ -#define ILCMD 0x40 /* Illegal Command */ -#define DIS 0x20 /* Disconnect */ -#define BS 0x10 /* Bus Service */ -#define FC 0x08 /* Function Complete */ -#define RESEL 0x04 /* Reselected */ -#define SI 0x03 /* Selection Interrupt */ - -/* Status Register Entries: */ -#define SCI 0x80 /* SCSI Core Int */ -#define GE 0x40 /* Gross Error */ -#define PE 0x20 /* Parity Error */ -#define TC 0x10 /* Terminal Count */ -#define VGC 0x08 /* Valid Group Code */ -#define PHBITS 0x07 /* Phase bits */ - -/* PIO Interrupt Register Entries: */ -#define SCI 0x80 /* SCSI Core Int */ -#define PFI 0x40 /* PIO FIFO Interrupt */ -#define FULL 0x20 /* PIO FIFO Full */ -#define EMPTY 0x10 /* PIO FIFO Empty */ -#define CE 0x08 /* Collision Error */ -#define OUE 0x04 /* Overflow / Underflow error */ -#define FIE 0x02 /* Full Interrupt Enable */ -#define EIE 0x01 /* Empty Interrupt Enable */ - -/* SYM53C416 SCSI phases (lower 3 bits of SYM53C416_STATUS_REG) */ -#define PHASE_DATA_OUT 0x00 -#define PHASE_DATA_IN 0x01 -#define PHASE_COMMAND 0x02 -#define PHASE_STATUS 0x03 -#define PHASE_RESERVED_1 0x04 -#define PHASE_RESERVED_2 0x05 -#define PHASE_MESSAGE_OUT 0x06 -#define PHASE_MESSAGE_IN 0x07 - -/* SYM53C416 core commands */ -#define NOOP 0x00 -#define FLUSH_FIFO 0x01 -#define RESET_CHIP 0x02 -#define RESET_SCSI_BUS 0x03 -#define DISABLE_SEL_RESEL 0x45 -#define RESEL_SEQ 0x40 -#define SEL_WITHOUT_ATN_SEQ 0x41 -#define SEL_WITH_ATN_SEQ 0x42 -#define SEL_WITH_ATN_AND_STOP_SEQ 0x43 -#define ENABLE_SEL_RESEL 0x44 -#define SEL_WITH_ATN3_SEQ 0x46 -#define RESEL3_SEQ 0x47 -#define SND_MSG 0x20 -#define SND_STAT 0x21 -#define SND_DATA 0x22 -#define DISCONNECT_SEQ 0x23 -#define TERMINATE_SEQ 0x24 -#define TARGET_COMM_COMPLETE_SEQ 0x25 -#define DISCONN 0x27 -#define RECV_MSG_SEQ 0x28 -#define RECV_CMD 0x29 -#define RECV_DATA 0x2A -#define RECV_CMD_SEQ 0x2B -#define TARGET_ABORT_PIO 0x04 -#define TRANSFER_INFORMATION 0x10 -#define INIT_COMM_COMPLETE_SEQ 0x11 -#define MSG_ACCEPTED 0x12 -#define TRANSFER_PAD 0x18 -#define SET_ATN 0x1A -#define RESET_ATN 0x1B -#define ILLEGAL 0xFF - -#define PIO_MODE 0x80 - -#define IO_RANGE 0x20 /* 0x00 - 0x1F */ -#define ID "sym53c416" /* Attention: copied to the sym53c416.h */ -#define PIO_SIZE 128 /* Size of PIO fifo is 128 bytes */ - -#define READ_TIMEOUT 150 -#define WRITE_TIMEOUT 150 - -#ifdef MODULE - -#define sym53c416_base sym53c416 -#define sym53c416_base_1 sym53c416_1 -#define sym53c416_base_2 sym53c416_2 -#define sym53c416_base_3 sym53c416_3 - -static unsigned int sym53c416_base[2]; -static unsigned int sym53c416_base_1[2]; -static unsigned int sym53c416_base_2[2]; -static unsigned int sym53c416_base_3[2]; - -#endif - -#define MAXHOSTS 4 - -#define SG_ADDRESS(buffer) ((char *) sg_virt((buffer))) - -enum phases -{ - idle, - data_out, - data_in, - command_ph, - status_ph, - message_out, - message_in -}; - -typedef struct -{ - int base; - int irq; - int scsi_id; -} host; - -static host hosts[MAXHOSTS] = { - {0, 0, SYM53C416_SCSI_ID}, - {0, 0, SYM53C416_SCSI_ID}, - {0, 0, SYM53C416_SCSI_ID}, - {0, 0, SYM53C416_SCSI_ID} - }; - -static int host_index = 0; -static char info[120]; -static Scsi_Cmnd *current_command = NULL; -static int fastpio = 1; - -static int probeaddrs[] = {0x200, 0x220, 0x240, 0}; - -static void sym53c416_set_transfer_counter(int base, unsigned int len) -{ - /* Program Transfer Counter */ - outb(len & 0x0000FF, base + TC_LOW); - outb((len & 0x00FF00) >> 8, base + TC_MID); - outb((len & 0xFF0000) >> 16, base + TC_HIGH); -} - -static DEFINE_SPINLOCK(sym53c416_lock); - -/* Returns the number of bytes read */ -static __inline__ unsigned int sym53c416_read(int base, unsigned char *buffer, unsigned int len) -{ - unsigned int orig_len = len; - unsigned long flags = 0; - unsigned int bytes_left; - unsigned long i; - int timeout = READ_TIMEOUT; - - /* Do transfer */ - spin_lock_irqsave(&sym53c416_lock, flags); - while(len && timeout) - { - bytes_left = inb(base + PIO_FIFO_CNT); /* Number of bytes in the PIO FIFO */ - if(fastpio && bytes_left > 3) - { - insl(base + PIO_FIFO_1, buffer, bytes_left >> 2); - buffer += bytes_left & 0xFC; - len -= bytes_left & 0xFC; - } - else if(bytes_left > 0) - { - len -= bytes_left; - for(; bytes_left > 0; bytes_left--) - *(buffer++) = inb(base + PIO_FIFO_1); - } - else - { - i = jiffies + timeout; - spin_unlock_irqrestore(&sym53c416_lock, flags); - while(time_before(jiffies, i) && (inb(base + PIO_INT_REG) & EMPTY) && timeout) - if(inb(base + PIO_INT_REG) & SCI) - timeout = 0; - spin_lock_irqsave(&sym53c416_lock, flags); - if(inb(base + PIO_INT_REG) & EMPTY) - timeout = 0; - } - } - spin_unlock_irqrestore(&sym53c416_lock, flags); - return orig_len - len; -} - -/* Returns the number of bytes written */ -static __inline__ unsigned int sym53c416_write(int base, unsigned char *buffer, unsigned int len) -{ - unsigned int orig_len = len; - unsigned long flags = 0; - unsigned int bufferfree; - unsigned long i; - unsigned int timeout = WRITE_TIMEOUT; - - /* Do transfer */ - spin_lock_irqsave(&sym53c416_lock, flags); - while(len && timeout) - { - bufferfree = PIO_SIZE - inb(base + PIO_FIFO_CNT); - if(bufferfree > len) - bufferfree = len; - if(fastpio && bufferfree > 3) - { - outsl(base + PIO_FIFO_1, buffer, bufferfree >> 2); - buffer += bufferfree & 0xFC; - len -= bufferfree & 0xFC; - } - else if(bufferfree > 0) - { - len -= bufferfree; - for(; bufferfree > 0; bufferfree--) - outb(*(buffer++), base + PIO_FIFO_1); - } - else - { - i = jiffies + timeout; - spin_unlock_irqrestore(&sym53c416_lock, flags); - while(time_before(jiffies, i) && (inb(base + PIO_INT_REG) & FULL) && timeout) - ; - spin_lock_irqsave(&sym53c416_lock, flags); - if(inb(base + PIO_INT_REG) & FULL) - timeout = 0; - } - } - spin_unlock_irqrestore(&sym53c416_lock, flags); - return orig_len - len; -} - -static irqreturn_t sym53c416_intr_handle(int irq, void *dev_id) -{ - struct Scsi_Host *dev = dev_id; - int base = dev->io_port; - int i; - unsigned long flags = 0; - unsigned char status_reg, pio_int_reg, int_reg; - struct scatterlist *sg; - unsigned int tot_trans = 0; - - spin_lock_irqsave(dev->host_lock,flags); - status_reg = inb(base + STATUS_REG); - pio_int_reg = inb(base + PIO_INT_REG); - int_reg = inb(base + INT_REG); - spin_unlock_irqrestore(dev->host_lock, flags); - - /* First, we handle error conditions */ - if(int_reg & SCI) /* SCSI Reset */ - { - printk(KERN_DEBUG "sym53c416: Reset received\n"); - current_command->SCp.phase = idle; - current_command->result = DID_RESET << 16; - spin_lock_irqsave(dev->host_lock, flags); - current_command->scsi_done(current_command); - spin_unlock_irqrestore(dev->host_lock, flags); - goto out; - } - if(int_reg & ILCMD) /* Illegal Command */ - { - printk(KERN_WARNING "sym53c416: Illegal Command: 0x%02x.\n", inb(base + COMMAND_REG)); - current_command->SCp.phase = idle; - current_command->result = DID_ERROR << 16; - spin_lock_irqsave(dev->host_lock, flags); - current_command->scsi_done(current_command); - spin_unlock_irqrestore(dev->host_lock, flags); - goto out; - } - if(status_reg & GE) /* Gross Error */ - { - printk(KERN_WARNING "sym53c416: Controller reports gross error.\n"); - current_command->SCp.phase = idle; - current_command->result = DID_ERROR << 16; - spin_lock_irqsave(dev->host_lock, flags); - current_command->scsi_done(current_command); - spin_unlock_irqrestore(dev->host_lock, flags); - goto out; - } - if(status_reg & PE) /* Parity Error */ - { - printk(KERN_WARNING "sym53c416:SCSI parity error.\n"); - current_command->SCp.phase = idle; - current_command->result = DID_PARITY << 16; - spin_lock_irqsave(dev->host_lock, flags); - current_command->scsi_done(current_command); - spin_unlock_irqrestore(dev->host_lock, flags); - goto out; - } - if(pio_int_reg & (CE | OUE)) - { - printk(KERN_WARNING "sym53c416: PIO interrupt error.\n"); - current_command->SCp.phase = idle; - current_command->result = DID_ERROR << 16; - spin_lock_irqsave(dev->host_lock, flags); - current_command->scsi_done(current_command); - spin_unlock_irqrestore(dev->host_lock, flags); - goto out; - } - if(int_reg & DIS) /* Disconnect */ - { - if(current_command->SCp.phase != message_in) - current_command->result = DID_NO_CONNECT << 16; - else - current_command->result = (current_command->SCp.Status & 0xFF) | ((current_command->SCp.Message & 0xFF) << 8) | (DID_OK << 16); - current_command->SCp.phase = idle; - spin_lock_irqsave(dev->host_lock, flags); - current_command->scsi_done(current_command); - spin_unlock_irqrestore(dev->host_lock, flags); - goto out; - } - /* Now we handle SCSI phases */ - - switch(status_reg & PHBITS) /* Filter SCSI phase out of status reg */ - { - case PHASE_DATA_OUT: - { - if(int_reg & BS) - { - current_command->SCp.phase = data_out; - outb(FLUSH_FIFO, base + COMMAND_REG); - sym53c416_set_transfer_counter(base, - scsi_bufflen(current_command)); - outb(TRANSFER_INFORMATION | PIO_MODE, base + COMMAND_REG); - - scsi_for_each_sg(current_command, - sg, scsi_sg_count(current_command), i) { - tot_trans += sym53c416_write(base, - SG_ADDRESS(sg), - sg->length); - } - if(tot_trans < current_command->underflow) - printk(KERN_WARNING "sym53c416: Underflow, wrote %d bytes, request for %d bytes.\n", tot_trans, current_command->underflow); - } - break; - } - - case PHASE_DATA_IN: - { - if(int_reg & BS) - { - current_command->SCp.phase = data_in; - outb(FLUSH_FIFO, base + COMMAND_REG); - sym53c416_set_transfer_counter(base, - scsi_bufflen(current_command)); - - outb(TRANSFER_INFORMATION | PIO_MODE, base + COMMAND_REG); - - scsi_for_each_sg(current_command, - sg, scsi_sg_count(current_command), i) { - tot_trans += sym53c416_read(base, - SG_ADDRESS(sg), - sg->length); - } - if(tot_trans < current_command->underflow) - printk(KERN_WARNING "sym53c416: Underflow, read %d bytes, request for %d bytes.\n", tot_trans, current_command->underflow); - } - break; - } - - case PHASE_COMMAND: - { - current_command->SCp.phase = command_ph; - printk(KERN_ERR "sym53c416: Unknown interrupt in command phase.\n"); - break; - } - - case PHASE_STATUS: - { - current_command->SCp.phase = status_ph; - outb(FLUSH_FIFO, base + COMMAND_REG); - outb(INIT_COMM_COMPLETE_SEQ, base + COMMAND_REG); - break; - } - - case PHASE_RESERVED_1: - case PHASE_RESERVED_2: - { - printk(KERN_ERR "sym53c416: Reserved phase occurred.\n"); - break; - } - - case PHASE_MESSAGE_OUT: - { - current_command->SCp.phase = message_out; - outb(SET_ATN, base + COMMAND_REG); - outb(MSG_ACCEPTED, base + COMMAND_REG); - break; - } - - case PHASE_MESSAGE_IN: - { - current_command->SCp.phase = message_in; - current_command->SCp.Status = inb(base + SCSI_FIFO); - current_command->SCp.Message = inb(base + SCSI_FIFO); - if(current_command->SCp.Message == SAVE_POINTERS || current_command->SCp.Message == DISCONNECT) - outb(SET_ATN, base + COMMAND_REG); - outb(MSG_ACCEPTED, base + COMMAND_REG); - break; - } - } -out: - return IRQ_HANDLED; -} - -static void sym53c416_init(int base, int scsi_id) -{ - outb(RESET_CHIP, base + COMMAND_REG); - outb(NOOP, base + COMMAND_REG); - outb(0x99, base + TOM); /* Time out of 250 ms */ - outb(0x05, base + STP); - outb(0x00, base + SYNC_OFFSET); - outb(EPC | scsi_id, base + CONF_REG_1); - outb(FE | SCSI2 | TBPA, base + CONF_REG_2); - outb(IDMRC | QTE | CDB10 | FSCSI | FCLK, base + CONF_REG_3); - outb(0x83 | EAN, base + CONF_REG_4); - outb(IE | WSE0, base + CONF_REG_5); - outb(0, base + FEATURE_EN); -} - -static int sym53c416_probeirq(int base, int scsi_id) -{ - int irq, irqs; - unsigned long i; - - /* Clear interrupt register */ - inb(base + INT_REG); - /* Start probing for irq's */ - irqs = probe_irq_on(); - /* Reinit chip */ - sym53c416_init(base, scsi_id); - /* Cause interrupt */ - outb(NOOP, base + COMMAND_REG); - outb(ILLEGAL, base + COMMAND_REG); - outb(0x07, base + DEST_BUS_ID); - outb(0x00, base + DEST_BUS_ID); - /* Wait for interrupt to occur */ - i = jiffies + 20; - while(time_before(jiffies, i) && !(inb(base + STATUS_REG) & SCI)) - barrier(); - if(time_before_eq(i, jiffies)) /* timed out */ - return 0; - /* Get occurred irq */ - irq = probe_irq_off(irqs); - sym53c416_init(base, scsi_id); - return irq; -} - -/* Setup: sym53c416=base,irq */ -void sym53c416_setup(char *str, int *ints) -{ - int i; - - if(host_index >= MAXHOSTS) - { - printk(KERN_WARNING "sym53c416: Too many hosts defined\n"); - return; - } - if(ints[0] < 1 || ints[0] > 2) - { - printk(KERN_ERR "sym53c416: Wrong number of parameters:\n"); - printk(KERN_ERR "sym53c416: usage: sym53c416=[,]\n"); - return; - } - for(i = 0; i < host_index && i >= 0; i++) - if(hosts[i].base == ints[1]) - i = -2; - if(i >= 0) - { - hosts[host_index].base = ints[1]; - hosts[host_index].irq = (ints[0] == 2)? ints[2] : 0; - host_index++; - } -} - -static int sym53c416_test(int base) -{ - outb(RESET_CHIP, base + COMMAND_REG); - outb(NOOP, base + COMMAND_REG); - if(inb(base + COMMAND_REG) != NOOP) - return 0; - if(!inb(base + TC_HIGH) || inb(base + TC_HIGH) == 0xFF) - return 0; - if((inb(base + PIO_INT_REG) & (FULL | EMPTY | CE | OUE | FIE | EIE)) != EMPTY) - return 0; - return 1; -} - - -static struct isapnp_device_id id_table[] = { - { ISAPNP_ANY_ID, ISAPNP_ANY_ID, - ISAPNP_VENDOR('S','L','I'), ISAPNP_FUNCTION(0x4161), 0 }, - { ISAPNP_ANY_ID, ISAPNP_ANY_ID, - ISAPNP_VENDOR('S','L','I'), ISAPNP_FUNCTION(0x4163), 0 }, - { ISAPNP_DEVICE_SINGLE_END } -}; - -MODULE_DEVICE_TABLE(isapnp, id_table); - -static void sym53c416_probe(void) -{ - int *base = probeaddrs; - int ints[2]; - - ints[0] = 1; - for(; *base; base++) { - if (request_region(*base, IO_RANGE, ID)) { - if (sym53c416_test(*base)) { - ints[1] = *base; - sym53c416_setup(NULL, ints); - } - release_region(*base, IO_RANGE); - } - } -} - -int sym53c416_detect(struct scsi_host_template *tpnt) -{ - unsigned long flags; - struct Scsi_Host * shpnt = NULL; - int i; - int count; - struct pnp_dev *idev = NULL; - -#ifdef MODULE - int ints[3]; - - ints[0] = 2; - if(sym53c416_base[0]) - { - ints[1] = sym53c416_base[0]; - ints[2] = sym53c416_base[1]; - sym53c416_setup(NULL, ints); - } - if(sym53c416_base_1[0]) - { - ints[1] = sym53c416_base_1[0]; - ints[2] = sym53c416_base_1[1]; - sym53c416_setup(NULL, ints); - } - if(sym53c416_base_2[0]) - { - ints[1] = sym53c416_base_2[0]; - ints[2] = sym53c416_base_2[1]; - sym53c416_setup(NULL, ints); - } - if(sym53c416_base_3[0]) - { - ints[1] = sym53c416_base_3[0]; - ints[2] = sym53c416_base_3[1]; - sym53c416_setup(NULL, ints); - } -#endif - printk(KERN_INFO "sym53c416.c: %s\n", VERSION_STRING); - - for (i=0; id_table[i].vendor != 0; i++) { - while((idev=pnp_find_dev(NULL, id_table[i].vendor, - id_table[i].function, idev))!=NULL) - { - int i[3]; - - if(pnp_device_attach(idev)<0) - { - printk(KERN_WARNING "sym53c416: unable to attach PnP device.\n"); - continue; - } - if(pnp_activate_dev(idev) < 0) - { - printk(KERN_WARNING "sym53c416: unable to activate PnP device.\n"); - pnp_device_detach(idev); - continue; - - } - - i[0] = 2; - i[1] = pnp_port_start(idev, 0); - i[2] = pnp_irq(idev, 0); - - printk(KERN_INFO "sym53c416: ISAPnP card found and configured at 0x%X, IRQ %d.\n", - i[1], i[2]); - sym53c416_setup(NULL, i); - } - } - sym53c416_probe(); - - /* Now we register and set up each host adapter found... */ - for(count = 0, i = 0; i < host_index; i++) { - if (!request_region(hosts[i].base, IO_RANGE, ID)) - continue; - if (!sym53c416_test(hosts[i].base)) { - printk(KERN_WARNING "No sym53c416 found at address 0x%03x\n", hosts[i].base); - goto fail_release_region; - } - - /* We don't have an irq yet, so we should probe for one */ - if (!hosts[i].irq) - hosts[i].irq = sym53c416_probeirq(hosts[i].base, hosts[i].scsi_id); - if (!hosts[i].irq) - goto fail_release_region; - - shpnt = scsi_register(tpnt, 0); - if (!shpnt) - goto fail_release_region; - /* Request for specified IRQ */ - if (request_irq(hosts[i].irq, sym53c416_intr_handle, 0, ID, shpnt)) - goto fail_free_host; - - spin_lock_irqsave(&sym53c416_lock, flags); - shpnt->unique_id = hosts[i].base; - shpnt->io_port = hosts[i].base; - shpnt->n_io_port = IO_RANGE; - shpnt->irq = hosts[i].irq; - shpnt->this_id = hosts[i].scsi_id; - sym53c416_init(hosts[i].base, hosts[i].scsi_id); - count++; - spin_unlock_irqrestore(&sym53c416_lock, flags); - continue; - - fail_free_host: - scsi_unregister(shpnt); - fail_release_region: - release_region(hosts[i].base, IO_RANGE); - } - return count; -} - -const char *sym53c416_info(struct Scsi_Host *SChost) -{ - int i; - int base = SChost->io_port; - int irq = SChost->irq; - int scsi_id = 0; - int rev = inb(base + TC_HIGH); - - for(i = 0; i < host_index; i++) - if(hosts[i].base == base) - scsi_id = hosts[i].scsi_id; - sprintf(info, "Symbios Logic 53c416 (rev. %d) at 0x%03x, irq %d, SCSI-ID %d, %s pio", rev, base, irq, scsi_id, (fastpio)? "fast" : "slow"); - return info; -} - -static int sym53c416_queuecommand_lck(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) -{ - int base; - unsigned long flags = 0; - int i; - - /* Store base register as we can have more than one controller in the system */ - base = SCpnt->device->host->io_port; - current_command = SCpnt; /* set current command */ - current_command->scsi_done = done; /* set ptr to done function */ - current_command->SCp.phase = command_ph; /* currect phase is the command phase */ - current_command->SCp.Status = 0; - current_command->SCp.Message = 0; - - spin_lock_irqsave(&sym53c416_lock, flags); - outb(scmd_id(SCpnt), base + DEST_BUS_ID); /* Set scsi id target */ - outb(FLUSH_FIFO, base + COMMAND_REG); /* Flush SCSI and PIO FIFO's */ - /* Write SCSI command into the SCSI fifo */ - for(i = 0; i < SCpnt->cmd_len; i++) - outb(SCpnt->cmnd[i], base + SCSI_FIFO); - /* Start selection sequence */ - outb(SEL_WITHOUT_ATN_SEQ, base + COMMAND_REG); - /* Now an interrupt will be generated which we will catch in out interrupt routine */ - spin_unlock_irqrestore(&sym53c416_lock, flags); - return 0; -} - -DEF_SCSI_QCMD(sym53c416_queuecommand) - -static int sym53c416_host_reset(Scsi_Cmnd *SCpnt) -{ - int base; - int scsi_id = -1; - int i; - unsigned long flags; - - spin_lock_irqsave(&sym53c416_lock, flags); - - /* printk("sym53c416_reset\n"); */ - base = SCpnt->device->host->io_port; - /* search scsi_id - fixme, we shouldn't need to iterate for this! */ - for(i = 0; i < host_index && scsi_id == -1; i++) - if(hosts[i].base == base) - scsi_id = hosts[i].scsi_id; - outb(RESET_CHIP, base + COMMAND_REG); - outb(NOOP | PIO_MODE, base + COMMAND_REG); - outb(RESET_SCSI_BUS, base + COMMAND_REG); - sym53c416_init(base, scsi_id); - - spin_unlock_irqrestore(&sym53c416_lock, flags); - return SUCCESS; -} - -static int sym53c416_release(struct Scsi_Host *shost) -{ - if (shost->irq) - free_irq(shost->irq, shost); - if (shost->io_port && shost->n_io_port) - release_region(shost->io_port, shost->n_io_port); - return 0; -} - -static int sym53c416_bios_param(struct scsi_device *sdev, - struct block_device *dev, - sector_t capacity, int *ip) -{ - int size; - - size = capacity; - ip[0] = 64; /* heads */ - ip[1] = 32; /* sectors */ - if((ip[2] = size >> 11) > 1024) /* cylinders, test for big disk */ - { - ip[0] = 255; /* heads */ - ip[1] = 63; /* sectors */ - ip[2] = size / (255 * 63); /* cylinders */ - } - return 0; -} - -/* Loadable module support */ -#ifdef MODULE - -MODULE_AUTHOR("Lieven Willems"); -MODULE_LICENSE("GPL"); - -module_param_array(sym53c416, uint, NULL, 0); -module_param_array(sym53c416_1, uint, NULL, 0); -module_param_array(sym53c416_2, uint, NULL, 0); -module_param_array(sym53c416_3, uint, NULL, 0); - -#endif - -static struct scsi_host_template driver_template = { - .proc_name = "sym53c416", - .name = "Symbios Logic 53c416", - .detect = sym53c416_detect, - .info = sym53c416_info, - .queuecommand = sym53c416_queuecommand, - .eh_host_reset_handler =sym53c416_host_reset, - .release = sym53c416_release, - .bios_param = sym53c416_bios_param, - .can_queue = 1, - .this_id = SYM53C416_SCSI_ID, - .sg_tablesize = 32, - .unchecked_isa_dma = 1, - .use_clustering = ENABLE_CLUSTERING, -}; -#include "scsi_module.c" diff --git a/drivers/scsi/sym53c416.h b/drivers/scsi/sym53c416.h deleted file mode 100644 index 387de5d80a70..000000000000 --- a/drivers/scsi/sym53c416.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * sym53c416.h - * - * Copyright (C) 1998 Lieven Willems (lw_linux@hotmail.com) - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2, or (at your option) any - * later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - */ - -#ifndef _SYM53C416_H -#define _SYM53C416_H - -#include - -#define SYM53C416_SCSI_ID 7 - -static int sym53c416_detect(struct scsi_host_template *); -static const char *sym53c416_info(struct Scsi_Host *); -static int sym53c416_release(struct Scsi_Host *); -static int sym53c416_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); -static int sym53c416_host_reset(Scsi_Cmnd *); -static int sym53c416_bios_param(struct scsi_device *, struct block_device *, - sector_t, int *); -static void sym53c416_setup(char *str, int *ints); -#endif