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platform-drivers-x86 for v5.9-2

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* Attempt #3 of enabling Tablet Mode reporting w/o regressions
 * Improve battery recognition code in ASUS WMI driver
 * Fix Kconfig dependency warning for Fujitsu and LG laptop drivers
 * Add fixes in Thinkpad ACPI driver for _BCL method and NVRAM polling
 * Fix power supply extended topology in Mellanox driver
 * Fix memory leak in OLPC EC driver
 * Avoid static struct device in Intel PMC core driver
 * Add support for the touchscreen found in MPMAN Converter9 2-in-1
 * Update MAINTAINERS to reflect the real state of affairs
 
 The following is an automated git shortlog grouped by driver:
 
 asus-nb-wmi:
  -  Revert "Do not load on Asus T100TA and T200TA"
 
 asus-wmi:
  -  Add BATC battery name to the list of supported
 
 intel_pmc_core:
  -  do not create a static struct device
 
 intel-vbtn:
  -  Switch to an allow-list for SW_TABLET_MODE reporting
  -  Revert "Fix SW_TABLET_MODE always reporting 1 on the HP Pavilion 11 x360"
  -  Fix SW_TABLET_MODE always reporting 1 on the HP Pavilion 11 x360
 
 MAINTAINERS:
  -  Add Mark Gross and Hans de Goede as x86 platform drivers maintainers
 
 mlx-platform:
  -  Fix extended topology configuration for power supply units
 
 pcengines-apuv2:
  -  Fix typo on define of AMD_FCH_GPIO_REG_GPIO55_DEVSLP0
 
 Platform:
  -  fix kconfig dependency warning for FUJITSU_LAPTOP
  -  fix kconfig dependency warning for LG_LAPTOP
  -  OLPC: Fix memleak in olpc_ec_probe
 
 thinkpad_acpi:
  -  re-initialize ACPI buffer size when reuse
  -  initialize tp_nvram_state variable
  -  fix underline length build warning
 
 touchscreen_dmi:
  -  Add info for the MPMAN Converter9 2-in-1
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Merge tag 'platform-drivers-x86-v5.9-2' of git://git.infradead.org/linux-platform-drivers-x86

Pull x86 platform driver fixes from Andy Shevchenko:
 "We have some fixes for Tablet Mode reporting in particular, that users
  are complaining a lot about.

  Summary:

   - Attempt #3 of enabling Tablet Mode reporting w/o regressions

   - Improve battery recognition code in ASUS WMI driver

   - Fix Kconfig dependency warning for Fujitsu and LG laptop drivers

   - Add fixes in Thinkpad ACPI driver for _BCL method and NVRAM polling

   - Fix power supply extended topology in Mellanox driver

   - Fix memory leak in OLPC EC driver

   - Avoid static struct device in Intel PMC core driver

   - Add support for the touchscreen found in MPMAN Converter9 2-in-1

   - Update MAINTAINERS to reflect the real state of affairs"

* tag 'platform-drivers-x86-v5.9-2' of git://git.infradead.org/linux-platform-drivers-x86:
  platform/x86: thinkpad_acpi: re-initialize ACPI buffer size when reuse
  MAINTAINERS: Add Mark Gross and Hans de Goede as x86 platform drivers maintainers
  platform/x86: intel-vbtn: Switch to an allow-list for SW_TABLET_MODE reporting
  platform/x86: intel-vbtn: Revert "Fix SW_TABLET_MODE always reporting 1 on the HP Pavilion 11 x360"
  platform/x86: intel_pmc_core: do not create a static struct device
  platform/x86: mlx-platform: Fix extended topology configuration for power supply units
  platform/x86: pcengines-apuv2: Fix typo on define of AMD_FCH_GPIO_REG_GPIO55_DEVSLP0
  platform/x86: fix kconfig dependency warning for FUJITSU_LAPTOP
  platform/x86: fix kconfig dependency warning for LG_LAPTOP
  platform/x86: thinkpad_acpi: initialize tp_nvram_state variable
  platform/x86: intel-vbtn: Fix SW_TABLET_MODE always reporting 1 on the HP Pavilion 11 x360
  platform/x86: asus-wmi: Add BATC battery name to the list of supported
  platform/x86: asus-nb-wmi: Revert "Do not load on Asus T100TA and T200TA"
  platform/x86: touchscreen_dmi: Add info for the MPMAN Converter9 2-in-1
  Documentation: laptops: thinkpad-acpi: fix underline length build warning
  Platform: OLPC: Fix memleak in olpc_ec_probe
This commit is contained in:
Linus Torvalds 2020-10-05 11:54:20 -07:00
commit 7575fdda56
12 changed files with 113 additions and 55 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
MAINTAINERS
View File

@ -18890,10 +18890,10 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/mm
F: arch/x86/mm/
X86 PLATFORM DRIVERS
M: Darren Hart <dvhart@infradead.org>
M: Andy Shevchenko <andy@infradead.org>
M: Hans de Goede <hdegoede@redhat.com>
M: Mark Gross <mgross@linux.intel.com>
L: platform-driver-x86@vger.kernel.org
S: Odd Fixes
S: Maintained
T: git git://git.infradead.org/linux-platform-drivers-x86.git
F: drivers/platform/olpc/
F: drivers/platform/x86/

4
drivers/platform/olpc/olpc-ec.c
View File

@ -439,7 +439,9 @@ static int olpc_ec_probe(struct platform_device *pdev)
&config);
if (IS_ERR(ec->dcon_rdev)) {
dev_err(&pdev->dev, "failed to register DCON regulator\n");
return PTR_ERR(ec->dcon_rdev);
err = PTR_ERR(ec->dcon_rdev);
kfree(ec);
return err;
}
ec->dbgfs_dir = olpc_ec_setup_debugfs();

2
drivers/platform/x86/Kconfig
View File

@ -469,6 +469,7 @@ config FUJITSU_LAPTOP
depends on BACKLIGHT_CLASS_DEVICE
depends on ACPI_VIDEO || ACPI_VIDEO = n
select INPUT_SPARSEKMAP
select NEW_LEDS
select LEDS_CLASS
help
This is a driver for laptops built by Fujitsu:
@ -1112,6 +1113,7 @@ config LG_LAPTOP
depends on ACPI_WMI
depends on INPUT
select INPUT_SPARSEKMAP
select NEW_LEDS
select LEDS_CLASS
help
This driver adds support for hotkeys as well as control of keyboard

24
drivers/platform/x86/asus-nb-wmi.c
View File

@ -593,33 +593,9 @@ static struct asus_wmi_driver asus_nb_wmi_driver = {
.detect_quirks = asus_nb_wmi_quirks,
};
static const struct dmi_system_id asus_nb_wmi_blacklist[] __initconst = {
{
/*
* asus-nb-wm adds no functionality. The T100TA has a detachable
* USB kbd, so no hotkeys and it has no WMI rfkill; and loading
* asus-nb-wm causes the camera LED to turn and _stay_ on.
*/
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"),
},
},
{
/* The Asus T200TA has the same issue as the T100TA */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T200TA"),
},
},
{} /* Terminating entry */
};
static int __init asus_nb_wmi_init(void)
{
if (dmi_check_system(asus_nb_wmi_blacklist))
return -ENODEV;
return asus_wmi_register_driver(&asus_nb_wmi_driver);
}

1
drivers/platform/x86/asus-wmi.c
View File

@ -442,6 +442,7 @@ static int asus_wmi_battery_add(struct power_supply *battery)
*/
if (strcmp(battery->desc->name, "BAT0") != 0 &&
strcmp(battery->desc->name, "BAT1") != 0 &&
strcmp(battery->desc->name, "BATC") != 0 &&
strcmp(battery->desc->name, "BATT") != 0)
return -ENODEV;

52
drivers/platform/x86/intel-vbtn.c
View File

@ -167,20 +167,54 @@ static bool intel_vbtn_has_buttons(acpi_handle handle)
return ACPI_SUCCESS(status);
}
/*
* There are several laptops (non 2-in-1) models out there which support VGBS,
* but simply always return 0, which we translate to SW_TABLET_MODE=1. This in
* turn causes userspace (libinput) to suppress events from the builtin
* keyboard and touchpad, making the laptop essentially unusable.
*
* Since the problem of wrongly reporting SW_TABLET_MODE=1 in combination
* with libinput, leads to a non-usable system. Where as OTOH many people will
* not even notice when SW_TABLET_MODE is not being reported, a DMI based allow
* list is used here. This list mainly matches on the chassis-type of 2-in-1s.
*
* There are also some 2-in-1s which use the intel-vbtn ACPI interface to report
* SW_TABLET_MODE with a chassis-type of 8 ("Portable") or 10 ("Notebook"),
* these are matched on a per model basis, since many normal laptops with a
* possible broken VGBS ACPI-method also use these chassis-types.
*/
static const struct dmi_system_id dmi_switches_allow_list[] = {
{
.matches = {
DMI_EXACT_MATCH(DMI_CHASSIS_TYPE, "31" /* Convertible */),
},
},
{
.matches = {
DMI_EXACT_MATCH(DMI_CHASSIS_TYPE, "32" /* Detachable */),
},
},
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "Venue 11 Pro 7130"),
},
},
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_PRODUCT_NAME, "HP Stream x360 Convertible PC 11"),
},
},
{} /* Array terminator */
};
static bool intel_vbtn_has_switches(acpi_handle handle)
{
const char *chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE);
unsigned long long vgbs;
acpi_status status;
/*
* Some normal laptops have a VGBS method despite being non-convertible
* and their VGBS method always returns 0, causing detect_tablet_mode()
* to report SW_TABLET_MODE=1 to userspace, which causes issues.
* These laptops have a DMI chassis_type of 9 ("Laptop"), do not report
* switches on any devices with a DMI chassis_type of 9.
*/
if (chassis_type && strcmp(chassis_type, "9") == 0)
if (!dmi_check_system(dmi_switches_allow_list))
return false;
status = acpi_evaluate_integer(handle, "VGBS", NULL, &vgbs);

26
drivers/platform/x86/intel_pmc_core_pltdrv.c
View File

@ -20,15 +20,10 @@
static void intel_pmc_core_release(struct device *dev)
{
/* Nothing to do. */
kfree(dev);
}
static struct platform_device pmc_core_device = {
.name = "intel_pmc_core",
.dev = {
.release = intel_pmc_core_release,
},
};
static struct platform_device *pmc_core_device;
/*
* intel_pmc_core_platform_ids is the list of platforms where we want to
@ -52,6 +47,8 @@ MODULE_DEVICE_TABLE(x86cpu, intel_pmc_core_platform_ids);
static int __init pmc_core_platform_init(void)
{
int retval;
/* Skip creating the platform device if ACPI already has a device */
if (acpi_dev_present("INT33A1", NULL, -1))
return -ENODEV;
@ -59,12 +56,23 @@ static int __init pmc_core_platform_init(void)
if (!x86_match_cpu(intel_pmc_core_platform_ids))
return -ENODEV;
return platform_device_register(&pmc_core_device);
pmc_core_device = kzalloc(sizeof(*pmc_core_device), GFP_KERNEL);
if (!pmc_core_device)
return -ENOMEM;
pmc_core_device->name = "intel_pmc_core";
pmc_core_device->dev.release = intel_pmc_core_release;
retval = platform_device_register(pmc_core_device);
if (retval)
kfree(pmc_core_device);
return retval;
}
static void __exit pmc_core_platform_exit(void)
{
platform_device_unregister(&pmc_core_device);
platform_device_unregister(pmc_core_device);
}
module_init(pmc_core_platform_init);

18
drivers/platform/x86/mlx-platform.c
View File

@ -171,7 +171,6 @@
#define MLXPLAT_CPLD_NR_NONE -1
#define MLXPLAT_CPLD_PSU_DEFAULT_NR 10
#define MLXPLAT_CPLD_PSU_MSNXXXX_NR 4
#define MLXPLAT_CPLD_PSU_MSNXXXX_NR2 3
#define MLXPLAT_CPLD_FAN1_DEFAULT_NR 11
#define MLXPLAT_CPLD_FAN2_DEFAULT_NR 12
#define MLXPLAT_CPLD_FAN3_DEFAULT_NR 13
@ -347,6 +346,15 @@ static struct i2c_board_info mlxplat_mlxcpld_pwr[] = {
},
};
static struct i2c_board_info mlxplat_mlxcpld_ext_pwr[] = {
{
I2C_BOARD_INFO("dps460", 0x5b),
},
{
I2C_BOARD_INFO("dps460", 0x5a),
},
};
static struct i2c_board_info mlxplat_mlxcpld_fan[] = {
{
I2C_BOARD_INFO("24c32", 0x50),
@ -921,15 +929,15 @@ static struct mlxreg_core_data mlxplat_mlxcpld_ext_pwr_items_data[] = {
.label = "pwr3",
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
.mask = BIT(2),
.hpdev.brdinfo = &mlxplat_mlxcpld_pwr[0],
.hpdev.nr = MLXPLAT_CPLD_PSU_MSNXXXX_NR2,
.hpdev.brdinfo = &mlxplat_mlxcpld_ext_pwr[0],
.hpdev.nr = MLXPLAT_CPLD_PSU_MSNXXXX_NR,
},
{
.label = "pwr4",
.reg = MLXPLAT_CPLD_LPC_REG_PWR_OFFSET,
.mask = BIT(3),
.hpdev.brdinfo = &mlxplat_mlxcpld_pwr[1],
.hpdev.nr = MLXPLAT_CPLD_PSU_MSNXXXX_NR2,
.hpdev.brdinfo = &mlxplat_mlxcpld_ext_pwr[1],
.hpdev.nr = MLXPLAT_CPLD_PSU_MSNXXXX_NR,
},
};

2
drivers/platform/x86/pcengines-apuv2.c
View File

@ -32,7 +32,7 @@
#define APU2_GPIO_REG_LED3 AMD_FCH_GPIO_REG_GPIO59_DEVSLP1
#define APU2_GPIO_REG_MODESW AMD_FCH_GPIO_REG_GPIO32_GE1
#define APU2_GPIO_REG_SIMSWAP AMD_FCH_GPIO_REG_GPIO33_GE2
#define APU2_GPIO_REG_MPCIE2 AMD_FCH_GPIO_REG_GPIO59_DEVSLP0
#define APU2_GPIO_REG_MPCIE2 AMD_FCH_GPIO_REG_GPIO55_DEVSLP0
#define APU2_GPIO_REG_MPCIE3 AMD_FCH_GPIO_REG_GPIO51
/* Order in which the GPIO lines are defined in the register list */

6
drivers/platform/x86/thinkpad_acpi.c
View File

@ -2569,7 +2569,7 @@ static void hotkey_compare_and_issue_event(struct tp_nvram_state *oldn,
*/
static int hotkey_kthread(void *data)
{
struct tp_nvram_state s[2];
struct tp_nvram_state s[2] = { 0 };
u32 poll_mask, event_mask;
unsigned int si, so;
unsigned long t;
@ -6829,8 +6829,10 @@ static int __init tpacpi_query_bcl_levels(acpi_handle handle)
list_for_each_entry(child, &device->children, node) {
acpi_status status = acpi_evaluate_object(child->handle, "_BCL",
NULL, &buffer);
if (ACPI_FAILURE(status))
if (ACPI_FAILURE(status)) {
buffer.length = ACPI_ALLOCATE_BUFFER;
continue;
}
obj = (union acpi_object *)buffer.pointer;
if (!obj || (obj->type != ACPI_TYPE_PACKAGE)) {

25
drivers/platform/x86/touchscreen_dmi.c
View File

@ -373,6 +373,23 @@ static const struct ts_dmi_data jumper_ezpad_mini3_data = {
.properties = jumper_ezpad_mini3_props,
};
static const struct property_entry mpman_converter9_props[] = {
PROPERTY_ENTRY_U32("touchscreen-min-x", 8),
PROPERTY_ENTRY_U32("touchscreen-min-y", 8),
PROPERTY_ENTRY_U32("touchscreen-size-x", 1664),
PROPERTY_ENTRY_U32("touchscreen-size-y", 880),
PROPERTY_ENTRY_BOOL("touchscreen-inverted-y"),
PROPERTY_ENTRY_BOOL("touchscreen-swapped-x-y"),
PROPERTY_ENTRY_STRING("firmware-name", "gsl1680-mpman-converter9.fw"),
PROPERTY_ENTRY_U32("silead,max-fingers", 10),
{ }
};
static const struct ts_dmi_data mpman_converter9_data = {
.acpi_name = "MSSL1680:00",
.properties = mpman_converter9_props,
};
static const struct property_entry mpman_mpwin895cl_props[] = {
PROPERTY_ENTRY_U32("touchscreen-min-x", 3),
PROPERTY_ENTRY_U32("touchscreen-min-y", 9),
@ -976,6 +993,14 @@ const struct dmi_system_id touchscreen_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "FlexBook edge11 - M-FBE11"),
},
},
{
/* MP Man Converter 9 */
.driver_data = (void *)&mpman_converter9_data,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "MPMAN"),
DMI_MATCH(DMI_PRODUCT_NAME, "Converter9"),
},
},
{
/* MP Man MPWIN895CL */
.driver_data = (void *)&mpman_mpwin895cl_data,

2
include/linux/platform_data/gpio/gpio-amd-fch.h
View File

@ -19,7 +19,7 @@
#define AMD_FCH_GPIO_REG_GPIO49 0x40
#define AMD_FCH_GPIO_REG_GPIO50 0x41
#define AMD_FCH_GPIO_REG_GPIO51 0x42
#define AMD_FCH_GPIO_REG_GPIO59_DEVSLP0 0x43
#define AMD_FCH_GPIO_REG_GPIO55_DEVSLP0 0x43
#define AMD_FCH_GPIO_REG_GPIO57 0x44
#define AMD_FCH_GPIO_REG_GPIO58 0x45
#define AMD_FCH_GPIO_REG_GPIO59_DEVSLP1 0x46