Re: [PATCH v4 0/7] I2C IRQ Probe Improvements

Andy Shevchenko
2019-06-11T12:51:33Z

On Tue, Jun 11, 2019 at 01:30:54PM +0100, Charles Keepax wrote:
> This series attempts to align as much IRQ handling into the
> probe path as possible. Note that I don't have a great setup
> for testing these patches so they are mostly just build tested
> and need careful review and testing before any of them are
> merged.
>
> The series brings the ACPI path inline with the way the device
> tree path handles the IRQ entirely at probe time. However,
> it still leaves any IRQ specified through the board_info as
> being handled at device time. In that case we need to cache
> something from the board_info until probe time, which leaves
> any alternative solution with something basically the same as
> the current handling although perhaps caching more stuff.

Thank you!
This one looks good.
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

>
> Thanks,
> Charles
>
> See previous discussions:
> - https://lkml.org/lkml/2019/2/15/989
> - https://www.spinics.net/lists/linux-i2c/msg39541.html
>
> Charles Keepax (7):
> i2c: core: Allow whole core to use i2c_dev_irq_from_resources
> i2c: acpi: Use available IRQ helper functions
> i2c: acpi: Factor out getting the IRQ from ACPI
> i2c: core: Make i2c_acpi_get_irq available to the rest of the I2C core
> i2c: core: Move ACPI IRQ handling to probe time
> i2c: core: Move ACPI gpio IRQ handling into i2c_acpi_get_irq
> i2c: core: Tidy up handling of init_irq
>
> drivers/i2c/i2c-core-acpi.c | 58 ++++++++++++++++++++++++++++++++-------------
> drivers/i2c/i2c-core-base.c | 11 +++++----
> drivers/i2c/i2c-core.h | 9 +++++++
> 3 files changed, 56 insertions(+), 22 deletions(-)
>
> --
> 2.11.0
>

--
With Best Regards,
Andy Shevchenko