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drm/etnaviv: check all modules for idle after reset

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While the FE is an important part of the GPU, which needs to be idle
after reset, all other modules should be idle after a proper reset.
Check all present modules for being idle to determine whether the
reset was successful.

Reviewed-by: Christian Gmeiner <cgmeiner@igalia.com>
Link: https://patch.msgid.link/20260511085148.652256-1-l.stach@pengutronix.de
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
This commit is contained in:
Lucas Stach 2026-05-11 10:51:47 +02:00
parent 3e32e6672f
commit 1006d1f7c0
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/etnaviv/etnaviv_gpu.c
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@ -584,9 +584,9 @@ static int etnaviv_hw_reset(struct etnaviv_gpu *gpu)
/* read idle register. */
idle = gpu_read(gpu, VIVS_HI_IDLE_STATE);
/* try resetting again if FE is not idle */
if ((idle & VIVS_HI_IDLE_STATE_FE) == 0) {
dev_dbg(gpu->dev, "FE is not idle\n");
/* try resetting again if any module is not idle */
if ((idle & gpu->idle_mask) != gpu->idle_mask) {
dev_dbg(gpu->dev, "GPU modules not idle\n");
continue;
}