From 5f0af07e89199ac51cdd4f25bc303bdc703f4e9c Mon Sep 17 00:00:00 2001 From: Daniel Baluta Date: Wed, 9 Oct 2019 16:07:19 +0800 Subject: [PATCH] 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 Signed-off-by: Daniel Baluta Signed-off-by: Richard Zhu Reviewed-by: Dong Aisheng Signed-off-by: Jassi Brar --- drivers/mailbox/imx-mailbox.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/mailbox/imx-mailbox.c b/drivers/mailbox/imx-mailbox.c index 957c10c4e674..afe625e88a5c 100644 --- a/drivers/mailbox/imx-mailbox.c +++ b/drivers/mailbox/imx-mailbox.c @@ -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); }