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SubjectRe: [RESEND PATCH] drm/hisilicon: Ensure LDI regs are properly configured.
On Thu, Jun 29, 2017 at 09:54:38PM +0100, Peter Griffin wrote:
> This patch fixes the following soft lockup:
> BUG: soft lockup - CPU#0 stuck for 23s! [weston:307]
> On weston idle-timeout the IP is powered down and reset
> asserted. On weston resume we get a massive vblank
> IRQ storm due to the LDI registers having lost some state.
> This state loss is caused by ade_crtc_atomic_begin() not
> calling ade_ldi_set_mode(). With this patch applied
> resuming from Weston idle-timeout works well.
> Signed-off-by: Peter Griffin <>
> ---
> drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c | 3 +++
> 1 file changed, 3 insertions(+)


This is not the correct way to submit patches for inclusion in the
stable kernel tree. Please read:
for how to do this properly.


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