If the GPU isn't idle after signalling pm_runtime_mark_last_busy() plus
waiting for the autosuspend delay there's likely something wrong with
the way we check idleness so warn about that.
Signed-off-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
mask = gpu->idle_mask & ~(VIVS_HI_IDLE_STATE_FE |
VIVS_HI_IDLE_STATE_MC);
idle = gpu_read(gpu, VIVS_HI_IDLE_STATE) & mask;
- if (idle != mask)
+ if (idle != mask) {
+ dev_warn_ratelimited(dev, "GPU not yet idle, mask: 0x%08x\n",
+ idle);
return -EBUSY;
+ }
return etnaviv_gpu_hw_suspend(gpu);
}