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mailbox: imx: Clear the right interrupts at shutdown 

Make sure to only clear enabled interrupts keeping count
of the connection type.

Suggested-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>
Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
alistair/sunxi64-5.5-dsi
Daniel Baluta 2019-10-09 16:07:19 +08:00 committed by Jassi Brar
parent bf159d151a
commit 5f0af07e89
1 changed files with 13 additions and 2 deletions
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15
drivers/mailbox/imx-mailbox.c
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@ -219,8 +219,19 @@ static void imx_mu_shutdown(struct mbox_chan *chan)
return;
}
imx_mu_xcr_rmw(priv, 0, IMX_MU_xCR_TIEn(cp->idx) |
IMX_MU_xCR_RIEn(cp->idx) | IMX_MU_xCR_GIEn(cp->idx));
switch (cp->type) {
case IMX_MU_TYPE_TX:
imx_mu_xcr_rmw(priv, 0, IMX_MU_xCR_TIEn(cp->idx));
break;
case IMX_MU_TYPE_RX:
imx_mu_xcr_rmw(priv, 0, IMX_MU_xCR_RIEn(cp->idx));
break;
case IMX_MU_TYPE_RXDB:
imx_mu_xcr_rmw(priv, 0, IMX_MU_xCR_GIEn(cp->idx));
break;
default:
break;
}
free_irq(priv->irq, chan);
}