Re: [PATCH] GPU: DRM: VC4/V3D Replace wait_for macros in to remove use of msleep

2020-03-04 Thread Eric Anholt
On Thu, Feb 20, 2020 at 1:44 AM James Hughes wrote: > > On Wed, 19 Feb 2020 at 22:51, Eric Anholt wrote: > > > > On Mon, Feb 17, 2020 at 7:41 AM James Hughes > > wrote: > > > > > > The wait_for macro's for Broadcom VC4 and V3D drivers used msleep > > > which is inappropriate due to its inaccurac

Re: [PATCH] GPU: DRM: VC4/V3D Replace wait_for macros in to remove use of msleep

2020-02-21 Thread James Hughes
On Wed, 19 Feb 2020 at 22:51, Eric Anholt wrote: > > On Mon, Feb 17, 2020 at 7:41 AM James Hughes > wrote: > > > > The wait_for macro's for Broadcom VC4 and V3D drivers used msleep > > which is inappropriate due to its inaccuracy at low values (minimum > > wait time is about 30ms on the Raspberry

Re: [PATCH] GPU: DRM: VC4/V3D Replace wait_for macros in to remove use of msleep

2020-02-19 Thread Eric Anholt
On Mon, Feb 17, 2020 at 7:41 AM James Hughes wrote: > > The wait_for macro's for Broadcom VC4 and V3D drivers used msleep > which is inappropriate due to its inaccuracy at low values (minimum > wait time is about 30ms on the Raspberry Pi). > > This patch replaces the macro with the one from the In