[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/drivers/scsi/dmx3191d.c b/src/kernel/linux/v4.14/drivers/scsi/dmx3191d.c
new file mode 100644
index 0000000..003c3d7
--- /dev/null
+++ b/src/kernel/linux/v4.14/drivers/scsi/dmx3191d.c
@@ -0,0 +1,160 @@
+/*
+ dmx3191d.c - driver for the Domex DMX3191D SCSI card.
+ Copyright (C) 2000 by Massimo Piccioni <dafastidio@libero.it>
+ Portions Copyright (C) 2004 by Christoph Hellwig <hch@lst.de>
+
+ Based on the generic NCR5380 driver by Drew Eckhardt et al.
+
+ 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 of the License, 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.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/init.h>
+#include <linux/ioport.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/interrupt.h>
+#include <asm/io.h>
+
+#include <scsi/scsi_host.h>
+
+/*
+ * Definitions for the generic 5380 driver.
+ */
+
+#define NCR5380_read(reg) inb(hostdata->base + (reg))
+#define NCR5380_write(reg, value) outb(value, hostdata->base + (reg))
+
+#define NCR5380_dma_xfer_len NCR5380_dma_xfer_none
+#define NCR5380_dma_recv_setup NCR5380_dma_setup_none
+#define NCR5380_dma_send_setup NCR5380_dma_setup_none
+#define NCR5380_dma_residual NCR5380_dma_residual_none
+
+#define NCR5380_implementation_fields /* none */
+
+#include "NCR5380.h"
+#include "NCR5380.c"
+
+#define DMX3191D_DRIVER_NAME "dmx3191d"
+#define DMX3191D_REGION_LEN 8
+
+
+static struct scsi_host_template dmx3191d_driver_template = {
+ .module = THIS_MODULE,
+ .proc_name = DMX3191D_DRIVER_NAME,
+ .name = "Domex DMX3191D",
+ .info = NCR5380_info,
+ .queuecommand = NCR5380_queue_command,
+ .eh_abort_handler = NCR5380_abort,
+ .eh_host_reset_handler = NCR5380_host_reset,
+ .can_queue = 32,
+ .this_id = 7,
+ .sg_tablesize = SG_ALL,
+ .cmd_per_lun = 2,
+ .use_clustering = DISABLE_CLUSTERING,
+ .cmd_size = NCR5380_CMD_SIZE,
+};
+
+static int dmx3191d_probe_one(struct pci_dev *pdev,
+ const struct pci_device_id *id)
+{
+ struct Scsi_Host *shost;
+ struct NCR5380_hostdata *hostdata;
+ unsigned long io;
+ int error = -ENODEV;
+
+ if (pci_enable_device(pdev))
+ goto out;
+
+ io = pci_resource_start(pdev, 0);
+ if (!request_region(io, DMX3191D_REGION_LEN, DMX3191D_DRIVER_NAME)) {
+ printk(KERN_ERR "dmx3191: region 0x%lx-0x%lx already reserved\n",
+ io, io + DMX3191D_REGION_LEN);
+ goto out_disable_device;
+ }
+
+ shost = scsi_host_alloc(&dmx3191d_driver_template,
+ sizeof(struct NCR5380_hostdata));
+ if (!shost)
+ goto out_release_region;
+
+ hostdata = shost_priv(shost);
+ hostdata->base = io;
+
+ /* This card does not seem to raise an interrupt on pdev->irq.
+ * Steam-powered SCSI controllers run without an IRQ anyway.
+ */
+ shost->irq = NO_IRQ;
+
+ error = NCR5380_init(shost, 0);
+ if (error)
+ goto out_host_put;
+
+ NCR5380_maybe_reset_bus(shost);
+
+ pci_set_drvdata(pdev, shost);
+
+ error = scsi_add_host(shost, &pdev->dev);
+ if (error)
+ goto out_exit;
+
+ scsi_scan_host(shost);
+ return 0;
+
+out_exit:
+ NCR5380_exit(shost);
+out_host_put:
+ scsi_host_put(shost);
+ out_release_region:
+ release_region(io, DMX3191D_REGION_LEN);
+ out_disable_device:
+ pci_disable_device(pdev);
+ out:
+ return error;
+}
+
+static void dmx3191d_remove_one(struct pci_dev *pdev)
+{
+ struct Scsi_Host *shost = pci_get_drvdata(pdev);
+ struct NCR5380_hostdata *hostdata = shost_priv(shost);
+ unsigned long io = hostdata->base;
+
+ scsi_remove_host(shost);
+
+ NCR5380_exit(shost);
+ scsi_host_put(shost);
+ release_region(io, DMX3191D_REGION_LEN);
+ pci_disable_device(pdev);
+}
+
+static struct pci_device_id dmx3191d_pci_tbl[] = {
+ {PCI_VENDOR_ID_DOMEX, PCI_DEVICE_ID_DOMEX_DMX3191D,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4},
+ { }
+};
+MODULE_DEVICE_TABLE(pci, dmx3191d_pci_tbl);
+
+static struct pci_driver dmx3191d_pci_driver = {
+ .name = DMX3191D_DRIVER_NAME,
+ .id_table = dmx3191d_pci_tbl,
+ .probe = dmx3191d_probe_one,
+ .remove = dmx3191d_remove_one,
+};
+
+module_pci_driver(dmx3191d_pci_driver);
+
+MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
+MODULE_DESCRIPTION("Domex DMX3191D SCSI driver");
+MODULE_LICENSE("GPL");