Hi,
On Tue, Mar 23, 2021 at 05:34:53PM +0800, Yang Li wrote:
> fixed the following coccicheck:
> ./drivers/gpu/drm/omapdrm/dss/dsi.c:4329:7-27: ERROR: Threaded IRQ with
> no primary handler requested without IRQF_ONESHOT
>
> Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
> Signed-off-by: Yang Li <yang.lee@xxxxxxxxxxxxxxxxx>
> ---
Reviewed-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx>
Also maybe add this, so that it is properly backported. OTOH old code did
not have IRQF_ONESHOT either.
Fixes: 4c1b935fea54 ("drm/omap: dsi: move TE GPIO handling into core")
-- Sebastian
> Change in v2:
> -Modify the fourth parameter, not the first
>
> drivers/gpu/drm/omapdrm/dss/dsi.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
> index b31d750..5f1722b 100644
> --- a/drivers/gpu/drm/omapdrm/dss/dsi.c
> +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
> @@ -4327,7 +4327,8 @@ static int omap_dsi_register_te_irq(struct dsi_data *dsi,
> irq_set_status_flags(te_irq, IRQ_NOAUTOEN);
>
> err = request_threaded_irq(te_irq, NULL, omap_dsi_te_irq_handler,
> - IRQF_TRIGGER_RISING, "TE", dsi);
> + IRQF_TRIGGER_RISING | IRQF_ONESHOT,
> + "TE", dsi);
> if (err) {
> dev_err(dsi->dev, "request irq failed with %d\n", err);
> gpiod_put(dsi->te_gpio);
> --
> 1.8.3.1
>
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