[PATCH] drm/fsl-dcu: use flat regmap cache

2016-06-04 Thread Daniel Vetter
On Sat, Jun 4, 2016 at 3:51 AM, Stefan Agner wrote: > On 2016-06-03 16:00, Daniel Vetter wrote: >> On Fri, Jun 03, 2016 at 03:43:19PM -0700, Stefan Agner wrote: >>> Using flat regmap cache instead of RB-tree to avoid the following >>> lockdep warning on driver load: >>> WARNING: CPU: 0 PID: 1 at k

[PATCH] drm/fsl-dcu: use flat regmap cache

2016-06-04 Thread Daniel Vetter
On Fri, Jun 03, 2016 at 03:43:19PM -0700, Stefan Agner wrote: > Using flat regmap cache instead of RB-tree to avoid the following > lockdep warning on driver load: > WARNING: CPU: 0 PID: 1 at kernel/locking/lockdep.c:2755 > lockdep_trace_alloc+0x15c/0x160() > DEBUG_LOCKS_WARN_ON(irqs_disabled_flag

[PATCH] drm/fsl-dcu: use flat regmap cache

2016-06-03 Thread Stefan Agner
On 2016-06-03 16:00, Daniel Vetter wrote: > On Fri, Jun 03, 2016 at 03:43:19PM -0700, Stefan Agner wrote: >> Using flat regmap cache instead of RB-tree to avoid the following >> lockdep warning on driver load: >> WARNING: CPU: 0 PID: 1 at kernel/locking/lockdep.c:2755 >> lockdep_trace_alloc+0x15c/

[PATCH] drm/fsl-dcu: use flat regmap cache

2016-06-03 Thread Stefan Agner
Using flat regmap cache instead of RB-tree to avoid the following lockdep warning on driver load: WARNING: CPU: 0 PID: 1 at kernel/locking/lockdep.c:2755 lockdep_trace_alloc+0x15c/0x160() DEBUG_LOCKS_WARN_ON(irqs_disabled_flags(flags)) The RB-tree regmap cache needs to allocate new space on first