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-rw-r--r--drivers/input/serio/Kconfig8
-rw-r--r--drivers/input/serio/Makefile1
-rw-r--r--drivers/input/serio/altera_ps2.c203
-rw-r--r--drivers/input/serio/ambakmi.c9
-rw-r--r--drivers/input/serio/at32psif.c3
-rw-r--r--drivers/input/serio/gscps2.c6
-rw-r--r--drivers/input/serio/hil_mlc.c8
-rw-r--r--drivers/input/serio/hp_sdc.c2
-rw-r--r--drivers/input/serio/hp_sdc_mlc.c2
-rw-r--r--drivers/input/serio/i8042-x86ia64io.h151
-rw-r--r--drivers/input/serio/i8042.c88
-rw-r--r--drivers/input/serio/sa1111ps2.c10
12 files changed, 385 insertions, 106 deletions
diff --git a/drivers/input/serio/Kconfig b/drivers/input/serio/Kconfig
index aa533ceffe34..7e319d65ec57 100644
--- a/drivers/input/serio/Kconfig
+++ b/drivers/input/serio/Kconfig
@@ -201,4 +201,12 @@ config SERIO_XILINX_XPS_PS2
To compile this driver as a module, choose M here: the
module will be called xilinx_ps2.
+config SERIO_ALTERA_PS2
+ tristate "Altera UP PS/2 controller"
+ help
+ Say Y here if you have Altera University Program PS/2 ports.
+
+ To compile this driver as a module, choose M here: the
+ module will be called altera_ps2.
+
endif
diff --git a/drivers/input/serio/Makefile b/drivers/input/serio/Makefile
index 9b6c8135955f..bf945f789d05 100644
--- a/drivers/input/serio/Makefile
+++ b/drivers/input/serio/Makefile
@@ -22,3 +22,4 @@ obj-$(CONFIG_SERIO_MACEPS2) += maceps2.o
obj-$(CONFIG_SERIO_LIBPS2) += libps2.o
obj-$(CONFIG_SERIO_RAW) += serio_raw.o
obj-$(CONFIG_SERIO_XILINX_XPS_PS2) += xilinx_ps2.o
+obj-$(CONFIG_SERIO_ALTERA_PS2) += altera_ps2.o
diff --git a/drivers/input/serio/altera_ps2.c b/drivers/input/serio/altera_ps2.c
new file mode 100644
index 000000000000..320b7ca48bf8
--- /dev/null
+++ b/drivers/input/serio/altera_ps2.c
@@ -0,0 +1,203 @@
+/*
+ * Altera University Program PS2 controller driver
+ *
+ * Copyright (C) 2008 Thomas Chou <thomas@wytron.com.tw>
+ *
+ * Based on sa1111ps2.c, which is:
+ * Copyright (C) 2002 Russell King
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/input.h>
+#include <linux/serio.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
+#define DRV_NAME "altera_ps2"
+
+struct ps2if {
+ struct serio *io;
+ struct resource *iomem_res;
+ void __iomem *base;
+ unsigned irq;
+};
+
+/*
+ * Read all bytes waiting in the PS2 port. There should be
+ * at the most one, but we loop for safety.
+ */
+static irqreturn_t altera_ps2_rxint(int irq, void *dev_id)
+{
+ struct ps2if *ps2if = dev_id;
+ unsigned int status;
+ int handled = IRQ_NONE;
+
+ while ((status = readl(ps2if->base)) & 0xffff0000) {
+ serio_interrupt(ps2if->io, status & 0xff, 0);
+ handled = IRQ_HANDLED;
+ }
+
+ return handled;
+}
+
+/*
+ * Write a byte to the PS2 port.
+ */
+static int altera_ps2_write(struct serio *io, unsigned char val)
+{
+ struct ps2if *ps2if = io->port_data;
+
+ writel(val, ps2if->base);
+ return 0;
+}
+
+static int altera_ps2_open(struct serio *io)
+{
+ struct ps2if *ps2if = io->port_data;
+
+ /* clear fifo */
+ while (readl(ps2if->base) & 0xffff0000)
+ /* empty */;
+
+ writel(1, ps2if->base + 4); /* enable rx irq */
+ return 0;
+}
+
+static void altera_ps2_close(struct serio *io)
+{
+ struct ps2if *ps2if = io->port_data;
+
+ writel(0, ps2if->base); /* disable rx irq */
+}
+
+/*
+ * Add one device to this driver.
+ */
+static int __devinit altera_ps2_probe(struct platform_device *pdev)
+{
+ struct ps2if *ps2if;
+ struct serio *serio;
+ int error, irq;
+
+ ps2if = kzalloc(sizeof(struct ps2if), GFP_KERNEL);
+ serio = kzalloc(sizeof(struct serio), GFP_KERNEL);
+ if (!ps2if || !serio) {
+ error = -ENOMEM;
+ goto err_free_mem;
+ }
+
+ serio->id.type = SERIO_8042;
+ serio->write = altera_ps2_write;
+ serio->open = altera_ps2_open;
+ serio->close = altera_ps2_close;
+ strlcpy(serio->name, dev_name(&pdev->dev), sizeof(serio->name));
+ strlcpy(serio->phys, dev_name(&pdev->dev), sizeof(serio->phys));
+ serio->port_data = ps2if;
+ serio->dev.parent = &pdev->dev;
+ ps2if->io = serio;
+
+ ps2if->iomem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (ps2if->iomem_res == NULL) {
+ error = -ENOENT;
+ goto err_free_mem;
+ }
+
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
+ error = -ENXIO;
+ goto err_free_mem;
+ }
+ ps2if->irq = irq;
+
+ if (!request_mem_region(ps2if->iomem_res->start,
+ resource_size(ps2if->iomem_res), pdev->name)) {
+ error = -EBUSY;
+ goto err_free_mem;
+ }
+
+ ps2if->base = ioremap(ps2if->iomem_res->start,
+ resource_size(ps2if->iomem_res));
+ if (!ps2if->base) {
+ error = -ENOMEM;
+ goto err_free_res;
+ }
+
+ error = request_irq(ps2if->irq, altera_ps2_rxint, 0, pdev->name, ps2if);
+ if (error) {
+ dev_err(&pdev->dev, "could not allocate IRQ %d: %d\n",
+ ps2if->irq, error);
+ goto err_unmap;
+ }
+
+ dev_info(&pdev->dev, "base %p, irq %d\n", ps2if->base, ps2if->irq);
+
+ serio_register_port(ps2if->io);
+ platform_set_drvdata(pdev, ps2if);
+
+ return 0;
+
+ err_unmap:
+ iounmap(ps2if->base);
+ err_free_res:
+ release_mem_region(ps2if->iomem_res->start,
+ resource_size(ps2if->iomem_res));
+ err_free_mem:
+ kfree(ps2if);
+ kfree(serio);
+ return error;
+}
+
+/*
+ * Remove one device from this driver.
+ */
+static int __devexit altera_ps2_remove(struct platform_device *pdev)
+{
+ struct ps2if *ps2if = platform_get_drvdata(pdev);
+
+ platform_set_drvdata(pdev, NULL);
+ serio_unregister_port(ps2if->io);
+ free_irq(ps2if->irq, ps2if);
+ iounmap(ps2if->base);
+ release_mem_region(ps2if->iomem_res->start,
+ resource_size(ps2if->iomem_res));
+ kfree(ps2if);
+
+ return 0;
+}
+
+/*
+ * Our device driver structure
+ */
+static struct platform_driver altera_ps2_driver = {
+ .probe = altera_ps2_probe,
+ .remove = __devexit_p(altera_ps2_remove),
+ .driver = {
+ .name = DRV_NAME,
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init altera_ps2_init(void)
+{
+ return platform_driver_register(&altera_ps2_driver);
+}
+
+static void __exit altera_ps2_exit(void)
+{
+ platform_driver_unregister(&altera_ps2_driver);
+}
+
+module_init(altera_ps2_init);
+module_exit(altera_ps2_exit);
+
+MODULE_DESCRIPTION("Altera University Program PS2 controller driver");
+MODULE_AUTHOR("Thomas Chou <thomas@wytron.com.tw>");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:" DRV_NAME);
diff --git a/drivers/input/serio/ambakmi.c b/drivers/input/serio/ambakmi.c
index 89b394183a75..92563a681d65 100644
--- a/drivers/input/serio/ambakmi.c
+++ b/drivers/input/serio/ambakmi.c
@@ -107,7 +107,7 @@ static void amba_kmi_close(struct serio *io)
clk_disable(kmi->clk);
}
-static int amba_kmi_probe(struct amba_device *dev, struct amba_id *id)
+static int __devinit amba_kmi_probe(struct amba_device *dev, struct amba_id *id)
{
struct amba_kmi_port *kmi;
struct serio *io;
@@ -134,7 +134,7 @@ static int amba_kmi_probe(struct amba_device *dev, struct amba_id *id)
io->port_data = kmi;
io->dev.parent = &dev->dev;
- kmi->io = io;
+ kmi->io = io;
kmi->base = ioremap(dev->res.start, resource_size(&dev->res));
if (!kmi->base) {
ret = -ENOMEM;
@@ -162,7 +162,7 @@ static int amba_kmi_probe(struct amba_device *dev, struct amba_id *id)
return ret;
}
-static int amba_kmi_remove(struct amba_device *dev)
+static int __devexit amba_kmi_remove(struct amba_device *dev)
{
struct amba_kmi_port *kmi = amba_get_drvdata(dev);
@@ -197,10 +197,11 @@ static struct amba_id amba_kmi_idtable[] = {
static struct amba_driver ambakmi_driver = {
.drv = {
.name = "kmi-pl050",
+ .owner = THIS_MODULE,
},
.id_table = amba_kmi_idtable,
.probe = amba_kmi_probe,
- .remove = amba_kmi_remove,
+ .remove = __devexit_p(amba_kmi_remove),
.resume = amba_kmi_resume,
};
diff --git a/drivers/input/serio/at32psif.c b/drivers/input/serio/at32psif.c
index a6fb7a3dcc46..b54452a8c771 100644
--- a/drivers/input/serio/at32psif.c
+++ b/drivers/input/serio/at32psif.c
@@ -137,7 +137,7 @@ static int psif_write(struct serio *io, unsigned char val)
spin_lock_irqsave(&psif->lock, flags);
while (!(psif_readl(psif, SR) & PSIF_BIT(TXEMPTY)) && timeout--)
- msleep(10);
+ udelay(50);
if (timeout >= 0) {
psif_writel(psif, THR, val);
@@ -352,6 +352,7 @@ static struct platform_driver psif_driver = {
.remove = __exit_p(psif_remove),
.driver = {
.name = "atmel_psif",
+ .owner = THIS_MODULE,
},
.suspend = psif_suspend,
.resume = psif_resume,
diff --git a/drivers/input/serio/gscps2.c b/drivers/input/serio/gscps2.c
index bd0f92d9f40f..06addfa7cc47 100644
--- a/drivers/input/serio/gscps2.c
+++ b/drivers/input/serio/gscps2.c
@@ -6,7 +6,7 @@
* Copyright (c) 2002 Thibaut Varene <varenet@parisc-linux.org>
*
* Pieces of code based on linux-2.4's hp_mouse.c & hp_keyb.c
- * Copyright (c) 1999 Alex deVries <alex@onefishtwo.ca>
+ * Copyright (c) 1999 Alex deVries <alex@onefishtwo.ca>
* Copyright (c) 1999-2000 Philipp Rumpf <prumpf@tux.org>
* Copyright (c) 2000 Xavier Debacker <debackex@esiee.fr>
* Copyright (c) 2000-2001 Thomas Marteau <marteaut@esiee.fr>
@@ -326,7 +326,7 @@ static void gscps2_close(struct serio *port)
* @return: success/error report
*/
-static int __init gscps2_probe(struct parisc_device *dev)
+static int __devinit gscps2_probe(struct parisc_device *dev)
{
struct gscps2port *ps2port;
struct serio *serio;
@@ -443,7 +443,7 @@ static struct parisc_driver parisc_ps2_driver = {
.name = "gsc_ps2",
.id_table = gscps2_device_tbl,
.probe = gscps2_probe,
- .remove = gscps2_remove,
+ .remove = __devexit_p(gscps2_remove),
};
static int __init gscps2_init(void)
diff --git a/drivers/input/serio/hil_mlc.c b/drivers/input/serio/hil_mlc.c
index 7ba9f2b2c041..6cd03ebaf5fb 100644
--- a/drivers/input/serio/hil_mlc.c
+++ b/drivers/input/serio/hil_mlc.c
@@ -993,10 +993,8 @@ int hil_mlc_unregister(hil_mlc *mlc)
static int __init hil_mlc_init(void)
{
- init_timer(&hil_mlcs_kicker);
- hil_mlcs_kicker.expires = jiffies + HZ;
- hil_mlcs_kicker.function = &hil_mlcs_timer;
- add_timer(&hil_mlcs_kicker);
+ setup_timer(&hil_mlcs_kicker, &hil_mlcs_timer, 0);
+ mod_timer(&hil_mlcs_kicker, jiffies + HZ);
tasklet_enable(&hil_mlcs_tasklet);
@@ -1005,7 +1003,7 @@ static int __init hil_mlc_init(void)
static void __exit hil_mlc_exit(void)
{
- del_timer(&hil_mlcs_kicker);
+ del_timer_sync(&hil_mlcs_kicker);
tasklet_disable(&hil_mlcs_tasklet);
tasklet_kill(&hil_mlcs_tasklet);
diff --git a/drivers/input/serio/hp_sdc.c b/drivers/input/serio/hp_sdc.c
index 1c9410d1822c..bcc2d30ec245 100644
--- a/drivers/input/serio/hp_sdc.c
+++ b/drivers/input/serio/hp_sdc.c
@@ -955,7 +955,7 @@ static int __init hp_sdc_init_hppa(struct parisc_device *d)
INIT_DELAYED_WORK(&moduleloader_work, request_module_delayed);
ret = hp_sdc_init();
- /* after sucessfull initialization give SDC some time to settle
+ /* after successfull initialization give SDC some time to settle
* and then load the hp_sdc_mlc upper layer driver */
if (!ret)
schedule_delayed_work(&moduleloader_work,
diff --git a/drivers/input/serio/hp_sdc_mlc.c b/drivers/input/serio/hp_sdc_mlc.c
index 820e51673b26..7d2b820ef58d 100644
--- a/drivers/input/serio/hp_sdc_mlc.c
+++ b/drivers/input/serio/hp_sdc_mlc.c
@@ -125,7 +125,7 @@ static void hp_sdc_mlc_isr (int irq, void *dev_id,
break;
default:
- printk(KERN_WARNING PREFIX "Unkown HIL Error status (%x)!\n", data);
+ printk(KERN_WARNING PREFIX "Unknown HIL Error status (%x)!\n", data);
break;
}
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index 2bcf1ace27c0..64b688daf48a 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -67,10 +67,12 @@ static inline void i8042_write_command(int val)
#include <linux/dmi.h>
-static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
+static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = {
{
- /* AUX LOOP command does not raise AUX IRQ */
- .ident = "Arima-Rioworks HDAMB",
+ /*
+ * Arima-Rioworks HDAMB -
+ * AUX LOOP command does not raise AUX IRQ
+ */
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
@@ -78,7 +80,7 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
},
},
{
- .ident = "ASUS G1S",
+ /* ASUS G1S */
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
DMI_MATCH(DMI_BOARD_NAME, "G1S"),
@@ -86,8 +88,7 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
},
},
{
- /* AUX LOOP command does not raise AUX IRQ */
- .ident = "ASUS P65UP5",
+ /* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
@@ -95,7 +96,6 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
},
},
{
- .ident = "Compaq Proliant 8500",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
@@ -103,7 +103,6 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
},
},
{
- .ident = "Compaq Proliant DL760",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
@@ -111,7 +110,7 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
},
},
{
- .ident = "OQO Model 01",
+ /* OQO Model 01 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
@@ -119,8 +118,7 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
},
},
{
- /* AUX LOOP does not work properly */
- .ident = "ULI EV4873",
+ /* ULI EV4873 - AUX LOOP does not work properly */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
@@ -128,7 +126,7 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
},
},
{
- .ident = "Microsoft Virtual Machine",
+ /* Microsoft Virtual Machine */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
@@ -136,7 +134,7 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
},
},
{
- .ident = "Medion MAM 2070",
+ /* Medion MAM 2070 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
@@ -144,7 +142,7 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
},
},
{
- .ident = "Blue FB5601",
+ /* Blue FB5601 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "blue"),
DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
@@ -152,7 +150,7 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
},
},
{
- .ident = "Gigabyte M912",
+ /* Gigabyte M912 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
@@ -160,7 +158,14 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
},
},
{
- .ident = "HP DV9700",
+ /* Gigabyte M1022M netbook */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
+ DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
+ DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
+ },
+ },
+ {
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
@@ -177,72 +182,72 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = {
* ... apparently some Toshibas don't like MUX mode either and
* die horrible death on reboot.
*/
-static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
+static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
{
- .ident = "Fujitsu Lifebook P7010/P7010D",
+ /* Fujitsu Lifebook P7010/P7010D */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
},
},
{
- .ident = "Fujitsu Lifebook P7010",
+ /* Fujitsu Lifebook P7010 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
},
},
{
- .ident = "Fujitsu Lifebook P5020D",
+ /* Fujitsu Lifebook P5020D */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
},
},
{
- .ident = "Fujitsu Lifebook S2000",
+ /* Fujitsu Lifebook S2000 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
},
},
{
- .ident = "Fujitsu Lifebook S6230",
+ /* Fujitsu Lifebook S6230 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
},
},
{
- .ident = "Fujitsu T70H",
+ /* Fujitsu T70H */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
},
},
{
- .ident = "Fujitsu-Siemens Lifebook T3010",
+ /* Fujitsu-Siemens Lifebook T3010 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
},
},
{
- .ident = "Fujitsu-Siemens Lifebook E4010",
+ /* Fujitsu-Siemens Lifebook E4010 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
},
},
{
- .ident = "Fujitsu-Siemens Amilo Pro 2010",
+ /* Fujitsu-Siemens Amilo Pro 2010 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
},
},
{
- .ident = "Fujitsu-Siemens Amilo Pro 2030",
+ /* Fujitsu-Siemens Amilo Pro 2030 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
@@ -253,7 +258,7 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
* No data is coming from the touchscreen unless KBC
* is in legacy mode.
*/
- .ident = "Panasonic CF-29",
+ /* Panasonic CF-29 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
@@ -261,10 +266,10 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
},
{
/*
- * Errors on MUX ports are reported without raising AUXDATA
+ * HP Pavilion DV4017EA -
+ * errors on MUX ports are reported without raising AUXDATA
* causing "spurious NAK" messages.
*/
- .ident = "HP Pavilion DV4017EA",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
@@ -272,9 +277,9 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
},
{
/*
- * Like DV4017EA does not raise AUXERR for errors on MUX ports.
+ * HP Pavilion ZT1000 -
+ * like DV4017EA does not raise AUXERR for errors on MUX ports.
*/
- .ident = "HP Pavilion ZT1000",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
@@ -283,44 +288,41 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
},
{
/*
- * Like DV4017EA does not raise AUXERR for errors on MUX ports.
+ * HP Pavilion DV4270ca -
+ * like DV4017EA does not raise AUXERR for errors on MUX ports.
*/
- .ident = "HP Pavilion DV4270ca",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
},
},
{
- .ident = "Toshiba P10",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
},
},
{
- .ident = "Toshiba Equium A110",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
},
},
{
- .ident = "Alienware Sentia",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
},
},
{
- .ident = "Sharp Actius MM20",
+ /* Sharp Actius MM20 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
},
},
{
- .ident = "Sony Vaio FS-115b",
+ /* Sony Vaio FS-115b */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
@@ -328,73 +330,72 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
},
{
/*
- * Reset and GET ID commands issued via KBD port are
+ * Sony Vaio FZ-240E -
+ * reset and GET ID commands issued via KBD port are
* sometimes being delivered to AUX3.
*/
- .ident = "Sony Vaio FZ-240E",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
},
},
{
- .ident = "Amoi M636/A737",
+ /* Amoi M636/A737 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
},
},
{
- .ident = "Lenovo 3000 n100",
+ /* Lenovo 3000 n100 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
},
},
{
- .ident = "Acer Aspire 1360",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
},
},
{
- .ident = "Gericom Bellagio",
+ /* Gericom Bellagio */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
},
},
{
- .ident = "IBM 2656",
+ /* IBM 2656 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
},
},
{
- .ident = "Dell XPS M1530",
+ /* Dell XPS M1530 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
},
},
{
- .ident = "Compal HEL80I",
+ /* Compal HEL80I */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
},
},
{
- .ident = "Dell Vostro 1510",
+ /* Dell Vostro 1510 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
},
},
{
- .ident = "Acer Aspire 5536",
+ /* Acer Aspire 5536 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
@@ -404,65 +405,65 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
{ }
};
-static struct dmi_system_id __initdata i8042_dmi_reset_table[] = {
+static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
{
- .ident = "MSI Wind U-100",
+ /* MSI Wind U-100 */
.matches = {
DMI_MATCH(DMI_BOARD_NAME, "U-100"),
DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
},
},
{
- .ident = "LG Electronics X110",
+ /* LG Electronics X110 */
.matches = {
DMI_MATCH(DMI_BOARD_NAME, "X110"),
DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
},
},
{
- .ident = "Acer Aspire One 150",
+ /* Acer Aspire One 150 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
},
},
{
- .ident = "Advent 4211",
+ /* Advent 4211 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
},
},
{
- .ident = "Medion Akoya Mini E1210",
+ /* Medion Akoya Mini E1210 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
},
},
{
- .ident = "Mivvy M310",
+ /* Mivvy M310 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
},
},
{
- .ident = "Dell Vostro 1320",
+ /* Dell Vostro 1320 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
},
},
{
- .ident = "Dell Vostro 1520",
+ /* Dell Vostro 1520 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
},
},
{
- .ident = "Dell Vostro 1720",
+ /* Dell Vostro 1720 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
@@ -472,16 +473,16 @@ static struct dmi_system_id __initdata i8042_dmi_reset_table[] = {
};
#ifdef CONFIG_PNP
-static struct dmi_system_id __initdata i8042_dmi_nopnp_table[] = {
+static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = {
{
- .ident = "Intel MBO Desktop D845PESV",
+ /* Intel MBO Desktop D845PESV */
.matches = {
DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
},
},
{
- .ident = "MSI Wind U-100",
+ /* MSI Wind U-100 */
.matches = {
DMI_MATCH(DMI_BOARD_NAME, "U-100"),
DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
@@ -490,27 +491,23 @@ static struct dmi_system_id __initdata i8042_dmi_nopnp_table[] = {
{ }
};
-static struct dmi_system_id __initdata i8042_dmi_laptop_table[] = {
+static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
{
- .ident = "Portable",
.matches = {
DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
},
},
{
- .ident = "Laptop",
.matches = {
DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
},
},
{
- .ident = "Notebook",
.matches = {
DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
},
},
{
- .ident = "Sub-Notebook",
.matches = {
DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
},
@@ -525,58 +522,58 @@ static struct dmi_system_id __initdata i8042_dmi_laptop_table[] = {
* Originally, this was just confined to older laptops, but a few Acer laptops
* have turned up in 2007 that also need this again.
*/
-static struct dmi_system_id __initdata i8042_dmi_dritek_table[] = {
+static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = {
{
- .ident = "Acer Aspire 5630",
+ /* Acer Aspire 5630 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
},
},
{
- .ident = "Acer Aspire 5650",
+ /* Acer Aspire 5650 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
},
},
{
- .ident = "Acer Aspire 5680",
+ /* Acer Aspire 5680 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
},
},
{
- .ident = "Acer Aspire 5720",
+ /* Acer Aspire 5720 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
},
},
{
- .ident = "Acer Aspire 9110",
+ /* Acer Aspire 9110 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
},
},
{
- .ident = "Acer TravelMate 660",
+ /* Acer TravelMate 660 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
},
},
{
- .ident = "Acer TravelMate 2490",
+ /* Acer TravelMate 2490 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
},
},
{
- .ident = "Acer TravelMate 4280",
+ /* Acer TravelMate 4280 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index 1df02d25aca5..d84a36e545f6 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -126,6 +126,8 @@ static unsigned char i8042_suppress_kbd_ack;
static struct platform_device *i8042_platform_device;
static irqreturn_t i8042_interrupt(int irq, void *dev_id);
+static bool (*i8042_platform_filter)(unsigned char data, unsigned char str,
+ struct serio *serio);
void i8042_lock_chip(void)
{
@@ -139,6 +141,48 @@ void i8042_unlock_chip(void)
}
EXPORT_SYMBOL(i8042_unlock_chip);
+int i8042_install_filter(bool (*filter)(unsigned char data, unsigned char str,
+ struct serio *serio))
+{
+ unsigned long flags;
+ int ret = 0;
+
+ spin_lock_irqsave(&i8042_lock, flags);
+
+ if (i8042_platform_filter) {
+ ret = -EBUSY;
+ goto out;
+ }
+
+ i8042_platform_filter = filter;
+
+out:
+ spin_unlock_irqrestore(&i8042_lock, flags);
+ return ret;
+}
+EXPORT_SYMBOL(i8042_install_filter);
+
+int i8042_remove_filter(bool (*filter)(unsigned char data, unsigned char str,
+ struct serio *port))
+{
+ unsigned long flags;
+ int ret = 0;
+
+ spin_lock_irqsave(&i8042_lock, flags);
+
+ if (i8042_platform_filter != filter) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ i8042_platform_filter = NULL;
+
+out:
+ spin_unlock_irqrestore(&i8042_lock, flags);
+ return ret;
+}
+EXPORT_SYMBOL(i8042_remove_filter);
+
/*
* The i8042_wait_read() and i8042_wait_write functions wait for the i8042 to
* be ready for reading values from it / writing values to it.
@@ -369,6 +413,31 @@ static void i8042_stop(struct serio *serio)
}
/*
+ * i8042_filter() filters out unwanted bytes from the input data stream.
+ * It is called from i8042_interrupt and thus is running with interrupts
+ * off and i8042_lock held.
+ */
+static bool i8042_filter(unsigned char data, unsigned char str,
+ struct serio *serio)
+{
+ if (unlikely(i8042_suppress_kbd_ack)) {
+ if ((~str & I8042_STR_AUXDATA) &&
+ (data == 0xfa || data == 0xfe)) {
+ i8042_suppress_kbd_ack--;
+ dbg("Extra keyboard ACK - filtered out\n");
+ return true;
+ }
+ }
+
+ if (i8042_platform_filter && i8042_platform_filter(data, str, serio)) {
+ dbg("Filtered out by platfrom filter\n");
+ return true;
+ }
+
+ return false;
+}
+
+/*
* i8042_interrupt() is the most important function in this driver -
* it handles the interrupts from the i8042, and sends incoming bytes
* to the upper layers.
@@ -377,13 +446,16 @@ static void i8042_stop(struct serio *serio)
static irqreturn_t i8042_interrupt(int irq, void *dev_id)
{
struct i8042_port *port;
+ struct serio *serio;
unsigned long flags;
unsigned char str, data;
unsigned int dfl;
unsigned int port_no;
+ bool filtered;
int ret = 1;
spin_lock_irqsave(&i8042_lock, flags);
+
str = i8042_read_status();
if (unlikely(~str & I8042_STR_OBF)) {
spin_unlock_irqrestore(&i8042_lock, flags);
@@ -391,8 +463,8 @@ static irqreturn_t i8042_interrupt(int irq, void *dev_id)
ret = 0;
goto out;
}
+
data = i8042_read_data();
- spin_unlock_irqrestore(&i8042_lock, flags);
if (i8042_mux_present && (str & I8042_STR_AUXDATA)) {
static unsigned long last_transmit;
@@ -441,21 +513,19 @@ static irqreturn_t i8042_interrupt(int irq, void *dev_id)
}
port = &i8042_ports[port_no];
+ serio = port->exists ? port->serio : NULL;
dbg("%02x <- i8042 (interrupt, %d, %d%s%s)",
data, port_no, irq,
dfl & SERIO_PARITY ? ", bad parity" : "",
dfl & SERIO_TIMEOUT ? ", timeout" : "");
- if (unlikely(i8042_suppress_kbd_ack))
- if (port_no == I8042_KBD_PORT_NO &&
- (data == 0xfa || data == 0xfe)) {
- i8042_suppress_kbd_ack--;
- goto out;
- }
+ filtered = i8042_filter(data, str, serio);
+
+ spin_unlock_irqrestore(&i8042_lock, flags);
- if (likely(port->exists))
- serio_interrupt(port->serio, data, dfl);
+ if (likely(port->exists && !filtered))
+ serio_interrupt(serio, data, dfl);
out:
return IRQ_RETVAL(ret);
diff --git a/drivers/input/serio/sa1111ps2.c b/drivers/input/serio/sa1111ps2.c
index f412c69478a8..d55874e5d1c2 100644
--- a/drivers/input/serio/sa1111ps2.c
+++ b/drivers/input/serio/sa1111ps2.c
@@ -180,8 +180,8 @@ static void __devinit ps2_clear_input(struct ps2if *ps2if)
}
}
-static inline unsigned int
-ps2_test_one(struct ps2if *ps2if, unsigned int mask)
+static unsigned int __devinit ps2_test_one(struct ps2if *ps2if,
+ unsigned int mask)
{
unsigned int val;
@@ -197,7 +197,7 @@ ps2_test_one(struct ps2if *ps2if, unsigned int mask)
* Test the keyboard interface. We basically check to make sure that
* we can drive each line to the keyboard independently of each other.
*/
-static int __init ps2_test(struct ps2if *ps2if)
+static int __devinit ps2_test(struct ps2if *ps2if)
{
unsigned int stat;
int ret = 0;
@@ -312,7 +312,7 @@ static int __devinit ps2_probe(struct sa1111_dev *dev)
/*
* Remove one device from this driver.
*/
-static int ps2_remove(struct sa1111_dev *dev)
+static int __devexit ps2_remove(struct sa1111_dev *dev)
{
struct ps2if *ps2if = sa1111_get_drvdata(dev);
@@ -335,7 +335,7 @@ static struct sa1111_driver ps2_driver = {
},
.devid = SA1111_DEVID_PS2,
.probe = ps2_probe,
- .remove = ps2_remove,
+ .remove = __devexit_p(ps2_remove),
};
static int __init ps2_init(void)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.