Hello, On Mon, Jun 08, 2020 at 04:35:00PM +0200, Daniel Vetter wrote: > On Sat, Jun 06, 2020 at 10:25:45PM +0200, Hans de Goede wrote: > > Hi All, > > > > This patch series converts the i915 driver's cpde for controlling the > > panel's backlight with an external PWM controller to use the atomic PWM API. > > > > Initially the plan was for this series to consist of 2 parts: > > 1. convert the pwm-crc driver to support the atomic PWM API and > > 2. convert the i915 driver's PWM code to use the atomic PWM API. > > > > But during testing I've found a number of bugs in the pwm-lpss and I > > found that the acpi_lpss code needs some special handling because of > > some ugliness found in most Cherry Trail DSDTs. > > > > So now this series has grown somewhat large and consists of 4 parts: > > > > 1. acpi_lpss fixes workarounds for Cherry Trail DSTD nastiness > > 2. various fixes to the pwm-lpss driver > > 3. convert the pwm-crc driver to support the atomic PWM API and > > 4. convert the i915 driver's PWM code to use the atomic PWM API > > > > So we need to discuss how to merge this (once it passes review). > > Although the inter-dependencies are only runtime I still think we should > > make sure that 1-3 are in the drm-intel-next-queued (dinq) tree before > > merging the i915 changes. Both to make sure that the intel-gfx CI system > > does not become unhappy and for bisecting reasons. > > Simplest is if acpi acks the acpi patches for merging through > drm-intel.git. Second simplest is topic branch (drm-intel maintainers can > do that) with the entire pile, which then acpi and drm-intel can both pull > in. > > Up to the two maintainer teams to figure this one out. I'm unclear about the dependencies, but the changes to drivers/pwm need an ack (or processing) by the PWM team. Best regards Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | https://www.pengutronix.de/ |
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