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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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3c8ac0f2ad
CONFIG_HOTPLUG is going away as an option. As result the __dev* markings will be going away. Remove use of __devinit, __devexit_p, __devinitdata, __devinitconst, and __devexit. Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Cc: Wolfgang Grandegger <wg@grandegger.com> Cc: Marc Kleine-Budde <mkl@pengutronix.de> Cc: linux-can@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
361 lines
9.6 KiB
C
361 lines
9.6 KiB
C
/*
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* Copyright (C) 2008-2010
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*
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* - Kurt Van Dijck, EIA Electronics
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the version 2 of the GNU General Public License
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* as published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include <pcmcia/cistpl.h>
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#include <pcmcia/ds.h>
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#include "softing_platform.h"
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static int softingcs_index;
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static spinlock_t softingcs_index_lock;
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static int softingcs_reset(struct platform_device *pdev, int v);
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static int softingcs_enable_irq(struct platform_device *pdev, int v);
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/*
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* platform_data descriptions
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*/
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#define MHZ (1000*1000)
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static const struct softing_platform_data softingcs_platform_data[] = {
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{
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.name = "CANcard",
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.manf = 0x0168, .prod = 0x001,
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.generation = 1,
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.nbus = 2,
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.freq = 16 * MHZ, .max_brp = 32, .max_sjw = 4,
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.dpram_size = 0x0800,
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.boot = {0x0000, 0x000000, fw_dir "bcard.bin",},
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.load = {0x0120, 0x00f600, fw_dir "ldcard.bin",},
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.app = {0x0010, 0x0d0000, fw_dir "cancard.bin",},
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.reset = softingcs_reset,
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.enable_irq = softingcs_enable_irq,
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}, {
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.name = "CANcard-NEC",
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.manf = 0x0168, .prod = 0x002,
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.generation = 1,
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.nbus = 2,
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.freq = 16 * MHZ, .max_brp = 32, .max_sjw = 4,
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.dpram_size = 0x0800,
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.boot = {0x0000, 0x000000, fw_dir "bcard.bin",},
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.load = {0x0120, 0x00f600, fw_dir "ldcard.bin",},
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.app = {0x0010, 0x0d0000, fw_dir "cancard.bin",},
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.reset = softingcs_reset,
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.enable_irq = softingcs_enable_irq,
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}, {
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.name = "CANcard-SJA",
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.manf = 0x0168, .prod = 0x004,
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.generation = 1,
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.nbus = 2,
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.freq = 20 * MHZ, .max_brp = 32, .max_sjw = 4,
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.dpram_size = 0x0800,
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.boot = {0x0000, 0x000000, fw_dir "bcard.bin",},
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.load = {0x0120, 0x00f600, fw_dir "ldcard.bin",},
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.app = {0x0010, 0x0d0000, fw_dir "cansja.bin",},
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.reset = softingcs_reset,
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.enable_irq = softingcs_enable_irq,
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}, {
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.name = "CANcard-2",
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.manf = 0x0168, .prod = 0x005,
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.generation = 2,
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.nbus = 2,
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.freq = 24 * MHZ, .max_brp = 64, .max_sjw = 4,
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.dpram_size = 0x1000,
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.boot = {0x0000, 0x000000, fw_dir "bcard2.bin",},
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.load = {0x0120, 0x00f600, fw_dir "ldcard2.bin",},
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.app = {0x0010, 0x0d0000, fw_dir "cancrd2.bin",},
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.reset = softingcs_reset,
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.enable_irq = NULL,
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}, {
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.name = "Vector-CANcard",
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.manf = 0x0168, .prod = 0x081,
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.generation = 1,
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.nbus = 2,
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.freq = 16 * MHZ, .max_brp = 64, .max_sjw = 4,
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.dpram_size = 0x0800,
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.boot = {0x0000, 0x000000, fw_dir "bcard.bin",},
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.load = {0x0120, 0x00f600, fw_dir "ldcard.bin",},
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.app = {0x0010, 0x0d0000, fw_dir "cancard.bin",},
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.reset = softingcs_reset,
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.enable_irq = softingcs_enable_irq,
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}, {
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.name = "Vector-CANcard-SJA",
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.manf = 0x0168, .prod = 0x084,
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.generation = 1,
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.nbus = 2,
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.freq = 20 * MHZ, .max_brp = 32, .max_sjw = 4,
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.dpram_size = 0x0800,
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.boot = {0x0000, 0x000000, fw_dir "bcard.bin",},
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.load = {0x0120, 0x00f600, fw_dir "ldcard.bin",},
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.app = {0x0010, 0x0d0000, fw_dir "cansja.bin",},
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.reset = softingcs_reset,
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.enable_irq = softingcs_enable_irq,
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}, {
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.name = "Vector-CANcard-2",
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.manf = 0x0168, .prod = 0x085,
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.generation = 2,
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.nbus = 2,
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.freq = 24 * MHZ, .max_brp = 64, .max_sjw = 4,
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.dpram_size = 0x1000,
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.boot = {0x0000, 0x000000, fw_dir "bcard2.bin",},
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.load = {0x0120, 0x00f600, fw_dir "ldcard2.bin",},
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.app = {0x0010, 0x0d0000, fw_dir "cancrd2.bin",},
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.reset = softingcs_reset,
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.enable_irq = NULL,
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}, {
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.name = "EDICcard-NEC",
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.manf = 0x0168, .prod = 0x102,
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.generation = 1,
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.nbus = 2,
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.freq = 16 * MHZ, .max_brp = 64, .max_sjw = 4,
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.dpram_size = 0x0800,
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.boot = {0x0000, 0x000000, fw_dir "bcard.bin",},
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.load = {0x0120, 0x00f600, fw_dir "ldcard.bin",},
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.app = {0x0010, 0x0d0000, fw_dir "cancard.bin",},
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.reset = softingcs_reset,
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.enable_irq = softingcs_enable_irq,
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}, {
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.name = "EDICcard-2",
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.manf = 0x0168, .prod = 0x105,
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.generation = 2,
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.nbus = 2,
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.freq = 24 * MHZ, .max_brp = 64, .max_sjw = 4,
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.dpram_size = 0x1000,
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.boot = {0x0000, 0x000000, fw_dir "bcard2.bin",},
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.load = {0x0120, 0x00f600, fw_dir "ldcard2.bin",},
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.app = {0x0010, 0x0d0000, fw_dir "cancrd2.bin",},
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.reset = softingcs_reset,
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.enable_irq = NULL,
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}, {
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0, 0,
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},
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};
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MODULE_FIRMWARE(fw_dir "bcard.bin");
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MODULE_FIRMWARE(fw_dir "ldcard.bin");
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MODULE_FIRMWARE(fw_dir "cancard.bin");
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MODULE_FIRMWARE(fw_dir "cansja.bin");
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MODULE_FIRMWARE(fw_dir "bcard2.bin");
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MODULE_FIRMWARE(fw_dir "ldcard2.bin");
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MODULE_FIRMWARE(fw_dir "cancrd2.bin");
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static const struct softing_platform_data
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*softingcs_find_platform_data(unsigned int manf, unsigned int prod)
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{
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const struct softing_platform_data *lp;
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for (lp = softingcs_platform_data; lp->manf; ++lp) {
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if ((lp->manf == manf) && (lp->prod == prod))
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return lp;
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}
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return NULL;
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}
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/*
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* platformdata callbacks
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*/
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static int softingcs_reset(struct platform_device *pdev, int v)
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{
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struct pcmcia_device *pcmcia = to_pcmcia_dev(pdev->dev.parent);
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dev_dbg(&pdev->dev, "pcmcia config [2] %02x\n", v ? 0 : 0x20);
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return pcmcia_write_config_byte(pcmcia, 2, v ? 0 : 0x20);
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}
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static int softingcs_enable_irq(struct platform_device *pdev, int v)
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{
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struct pcmcia_device *pcmcia = to_pcmcia_dev(pdev->dev.parent);
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dev_dbg(&pdev->dev, "pcmcia config [0] %02x\n", v ? 0x60 : 0);
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return pcmcia_write_config_byte(pcmcia, 0, v ? 0x60 : 0);
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}
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/*
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* pcmcia check
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*/
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static int softingcs_probe_config(struct pcmcia_device *pcmcia,
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void *priv_data)
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{
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struct softing_platform_data *pdat = priv_data;
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struct resource *pres;
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int memspeed = 0;
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WARN_ON(!pdat);
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pres = pcmcia->resource[PCMCIA_IOMEM_0];
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if (resource_size(pres) < 0x1000)
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return -ERANGE;
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pres->flags |= WIN_MEMORY_TYPE_CM | WIN_ENABLE;
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if (pdat->generation < 2) {
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pres->flags |= WIN_USE_WAIT | WIN_DATA_WIDTH_8;
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memspeed = 3;
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} else {
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pres->flags |= WIN_DATA_WIDTH_16;
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}
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return pcmcia_request_window(pcmcia, pres, memspeed);
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}
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static void softingcs_remove(struct pcmcia_device *pcmcia)
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{
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struct platform_device *pdev = pcmcia->priv;
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/* free bits */
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platform_device_unregister(pdev);
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/* release pcmcia stuff */
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pcmcia_disable_device(pcmcia);
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}
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/*
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* platform_device wrapper
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* pdev->resource has 2 entries: io & irq
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*/
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static void softingcs_pdev_release(struct device *dev)
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{
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struct platform_device *pdev = to_platform_device(dev);
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kfree(pdev);
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}
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static int softingcs_probe(struct pcmcia_device *pcmcia)
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{
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int ret;
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struct platform_device *pdev;
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const struct softing_platform_data *pdat;
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struct resource *pres;
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struct dev {
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struct platform_device pdev;
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struct resource res[2];
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} *dev;
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/* find matching platform_data */
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pdat = softingcs_find_platform_data(pcmcia->manf_id, pcmcia->card_id);
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if (!pdat)
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return -ENOTTY;
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/* setup pcmcia device */
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pcmcia->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IOMEM |
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CONF_AUTO_SET_VPP | CONF_AUTO_CHECK_VCC;
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ret = pcmcia_loop_config(pcmcia, softingcs_probe_config, (void *)pdat);
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if (ret)
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goto pcmcia_failed;
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ret = pcmcia_enable_device(pcmcia);
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if (ret < 0)
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goto pcmcia_failed;
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pres = pcmcia->resource[PCMCIA_IOMEM_0];
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if (!pres) {
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ret = -EBADF;
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goto pcmcia_bad;
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}
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/* create softing platform device */
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dev = kzalloc(sizeof(*dev), GFP_KERNEL);
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if (!dev) {
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ret = -ENOMEM;
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goto mem_failed;
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}
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dev->pdev.resource = dev->res;
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dev->pdev.num_resources = ARRAY_SIZE(dev->res);
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dev->pdev.dev.release = softingcs_pdev_release;
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pdev = &dev->pdev;
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pdev->dev.platform_data = (void *)pdat;
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pdev->dev.parent = &pcmcia->dev;
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pcmcia->priv = pdev;
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/* platform device resources */
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pdev->resource[0].flags = IORESOURCE_MEM;
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pdev->resource[0].start = pres->start;
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pdev->resource[0].end = pres->end;
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pdev->resource[1].flags = IORESOURCE_IRQ;
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pdev->resource[1].start = pcmcia->irq;
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pdev->resource[1].end = pdev->resource[1].start;
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/* platform device setup */
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spin_lock(&softingcs_index_lock);
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pdev->id = softingcs_index++;
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spin_unlock(&softingcs_index_lock);
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pdev->name = "softing";
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dev_set_name(&pdev->dev, "softingcs.%i", pdev->id);
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ret = platform_device_register(pdev);
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if (ret < 0)
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goto platform_failed;
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dev_info(&pcmcia->dev, "created %s\n", dev_name(&pdev->dev));
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return 0;
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platform_failed:
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kfree(dev);
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mem_failed:
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pcmcia_bad:
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pcmcia_failed:
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pcmcia_disable_device(pcmcia);
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pcmcia->priv = NULL;
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return ret ?: -ENODEV;
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}
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static const struct pcmcia_device_id softingcs_ids[] = {
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/* softing */
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PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0001),
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PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0002),
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PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0004),
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PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0005),
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/* vector, manufacturer? */
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PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0081),
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PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0084),
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PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0085),
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/* EDIC */
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PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0102),
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PCMCIA_DEVICE_MANF_CARD(0x0168, 0x0105),
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PCMCIA_DEVICE_NULL,
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};
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MODULE_DEVICE_TABLE(pcmcia, softingcs_ids);
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static struct pcmcia_driver softingcs_driver = {
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.owner = THIS_MODULE,
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.name = "softingcs",
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.id_table = softingcs_ids,
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.probe = softingcs_probe,
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.remove = softingcs_remove,
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};
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static int __init softingcs_start(void)
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{
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spin_lock_init(&softingcs_index_lock);
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return pcmcia_register_driver(&softingcs_driver);
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}
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static void __exit softingcs_stop(void)
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{
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pcmcia_unregister_driver(&softingcs_driver);
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}
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module_init(softingcs_start);
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module_exit(softingcs_stop);
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MODULE_DESCRIPTION("softing CANcard driver"
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", links PCMCIA card to softing driver");
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MODULE_LICENSE("GPL v2");
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