Re: [PATCH 02/14] drm/arm/hdlcd: Convert to Linux IRQ interfaces

2021-07-28 Thread Thomas Zimmermann
Hi Sam Am 28.07.21 um 15:31 schrieb Sam Ravnborg: Hi Thomas, On Tue, Jul 27, 2021 at 08:27:09PM +0200, Thomas Zimmermann wrote: Drop the DRM IRQ midlayer in favor of Linux IRQ interfaces. DRM's IRQ helpers are mostly useful for UMS drivers. Modern KMS drivers don't benefit from using it. DRM

Re: [PATCH 02/14] drm/arm/hdlcd: Convert to Linux IRQ interfaces

2021-07-28 Thread Sam Ravnborg
Hi Thomas, On Tue, Jul 27, 2021 at 08:27:09PM +0200, Thomas Zimmermann wrote: > Drop the DRM IRQ midlayer in favor of Linux IRQ interfaces. DRM's > IRQ helpers are mostly useful for UMS drivers. Modern KMS drivers > don't benefit from using it. > > DRM IRQ callbacks are now being called directly

[PATCH 02/14] drm/arm/hdlcd: Convert to Linux IRQ interfaces

2021-07-27 Thread Thomas Zimmermann
Drop the DRM IRQ midlayer in favor of Linux IRQ interfaces. DRM's IRQ helpers are mostly useful for UMS drivers. Modern KMS drivers don't benefit from using it. DRM IRQ callbacks are now being called directly or inlined. Calls to platform_get_irq() can fail with a negative errno code. Abort initi