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Main thing is the removal of 'probe_new' because all i2c client drivers

Browse source 
are converted now. Thanks Uwe, this marks the end of a long conversion
 process. Other than that, we have a few Kconfig updates and driver
 bugfixes.
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Merge tag 'i2c-for-6.6-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux

Pull i2c fixes from Wolfram Sang:
 "The main thing is the removal of 'probe_new' because all i2c client
  drivers are converted now. Thanks Uwe, this marks the end of a long
  conversion process.

  Other than that, we have a few Kconfig updates and driver bugfixes"

* tag 'i2c-for-6.6-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
  i2c: cadence: Fix the kernel-doc warnings
  i2c: aspeed: Reset the i2c controller when timeout occurs
  i2c: I2C_MLXCPLD on ARM64 should depend on ACPI
  i2c: Make I2C_ATR invisible
  i2c: Drop legacy callback .probe_new()
  w1: ds2482: Switch back to use struct i2c_driver's .probe()
This commit is contained in:
Linus Torvalds 2023-09-16 11:09:18 -07:00
commit c37f8efcbc
6 changed files with 11 additions and 16 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/i2c/Kconfig
View file

@ -72,7 +72,7 @@ config I2C_MUX
source "drivers/i2c/muxes/Kconfig"
config I2C_ATR
tristate "I2C Address Translator (ATR) support"
tristate "I2C Address Translator (ATR) support" if COMPILE_TEST
help
Enable support for I2C Address Translator (ATR) chips.

4
drivers/i2c/busses/Kconfig
View file

@ -1384,10 +1384,10 @@ config I2C_ICY
config I2C_MLXCPLD
tristate "Mellanox I2C driver"
depends on X86_64 || ARM64 || COMPILE_TEST
depends on X86_64 || (ARM64 && ACPI) || COMPILE_TEST
help
This exposes the Mellanox platform I2C busses to the linux I2C layer
for X86 based systems.
for X86 and ARM64/ACPI based systems.
Controller is implemented as CPLD logic.
This driver can also be built as a module. If so, the module will be

7
drivers/i2c/busses/i2c-aspeed.c
View file

@ -698,13 +698,16 @@ static int aspeed_i2c_master_xfer(struct i2c_adapter *adap,
if (time_left == 0) {
/*
* If timed out and bus is still busy in a multi master
* environment, attempt recovery at here.
* In a multi-master setup, if a timeout occurs, attempt
* recovery. But if the bus is idle, we still need to reset the
* i2c controller to clear the remaining interrupts.
*/
if (bus->multi_master &&
(readl(bus->base + ASPEED_I2C_CMD_REG) &
ASPEED_I2CD_BUS_BUSY_STS))
aspeed_i2c_recover_bus(bus);
else
aspeed_i2c_reset(bus);
/*
* If timed out and the state is still pending, drop the pending

1
drivers/i2c/busses/i2c-cadence.c
View file

@ -182,6 +182,7 @@ enum cdns_i2c_slave_state {
* @reset: Reset control for the device
* @quirks: flag for broken hold bit usage in r1p10
* @ctrl_reg: Cached value of the control register.
* @rinfo: I2C GPIO recovery information
* @ctrl_reg_diva_divb: value of fields DIV_A and DIV_B from CR register
* @slave: Registered slave instance.
* @dev_mode: I2C operating role(master/slave).

2
drivers/w1/masters/ds2482.c
View file

@ -551,7 +551,7 @@ static struct i2c_driver ds2482_driver = {
.driver = {
.name = "ds2482",
},
.probe_new = ds2482_probe,
.probe = ds2482_probe,
.remove = ds2482_remove,
.id_table = ds2482_id,
};

11
include/linux/i2c.h
View file

@ -237,7 +237,6 @@ enum i2c_driver_flags {
* struct i2c_driver - represent an I2C device driver
* @class: What kind of i2c device we instantiate (for detect)
* @probe: Callback for device binding
* @probe_new: Transitional callback for device binding - do not use
* @remove: Callback for device unbinding
* @shutdown: Callback for device shutdown
* @alert: Alert callback, for example for the SMBus alert protocol
@ -272,16 +271,8 @@ enum i2c_driver_flags {
struct i2c_driver {
unsigned int class;
union {
/* Standard driver model interfaces */
int (*probe)(struct i2c_client *client);
/*
* Legacy callback that was part of a conversion of .probe().
* Today it has the same semantic as .probe(). Don't use for new
* code.
*/
int (*probe_new)(struct i2c_client *client);
};
int (*probe)(struct i2c_client *client);
void (*remove)(struct i2c_client *client);