[PATCH] drm: drop DRIVER_HAVE_IRQ flag for some drivers

[Shawn Guo]

On Fri, Aug 12, 2016 at 03:03:31PM +0100, Russell King - ARM Linux wrote:
> On Fri, Aug 12, 2016 at 01:15:37PM +0800, Shawn Guo wrote:
> > The drm driver feature flag DRIVER_HAVE_IRQ is used to indicates whether
> > the driver has an IRQ handler managed by the DRM core.  Some drivers,
> > armada, etnaviv, kirin and sti, set this flag without .irq_handler setup
> > in drm_driver.  These drivers manage IRQ handler by themselves and the
> > flag DRIVER_HAVE_IRQ makes no sense there.
> 
> It's worth noting that DRIVER_HAVE_IRQ was required prior to:
> 
> commit 4984979b9b9025a1cb9a9bea089d31a3e01ccff1
> Author: Daniel Vetter <daniel.vetter at ffwll.ch>
> Date:   Wed Aug 28 15:02:37 2013 +0200
> 
>     drm/irq: simplify irq checks in drm_wait_vblank
> 
> to have working vblank.  As this is no longer the case, this change
> looks sane.

Okay, I will improve the commit log and send v2 soon.

> 
> > 
> > Drop the flag for these drivers to avoid confusion.
> > 
> > Signed-off-by: Shawn Guo <shawnguo at kernel.org>
> > ---
> >  drivers/gpu/drm/armada/armada_drv.c             | 2 +-
> >  drivers/gpu/drm/etnaviv/etnaviv_drv.c           | 3 +--
> 
> For both of these,
> 
> Acked-by: Russell King <rmk+kernel at armlinux.org.uk>

Thanks, Russell.

Shawn