6.1-stable review patch. If anyone has any objections, please let me know.
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From: Peng Fan peng.fan@nxp.com
[ Upstream commit 858e57c1d3dd7b92cc0fa692ba130a0a5d57e49d ]
Initialize workqueue before requesting mailbox channel, otherwise if mailbox interrupt comes before workqueue ready, the imx_rproc_rx_callback will trigger issue.
Fixes: 2df7062002d0 ("remoteproc: imx_proc: enable virtio/mailbox") Signed-off-by: Peng Fan peng.fan@nxp.com Reviewed-by: Daniel Baluta daniel.baluta@nxp.com Link: https://lore.kernel.org/r/20240719-imx_rproc-v2-3-10d0268c7eb1@nxp.com Signed-off-by: Mathieu Poirier mathieu.poirier@linaro.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/remoteproc/imx_rproc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c index 7dad5cbec7ede..00a0c8f4a2200 100644 --- a/drivers/remoteproc/imx_rproc.c +++ b/drivers/remoteproc/imx_rproc.c @@ -796,6 +796,8 @@ static int imx_rproc_probe(struct platform_device *pdev) goto err_put_rproc; }
+ INIT_WORK(&priv->rproc_work, imx_rproc_vq_work); + ret = imx_rproc_xtr_mbox_init(rproc); if (ret) goto err_put_wkq; @@ -814,8 +816,6 @@ static int imx_rproc_probe(struct platform_device *pdev) if (ret) goto err_put_mbox;
- INIT_WORK(&priv->rproc_work, imx_rproc_vq_work); - if (rproc->state != RPROC_DETACHED) rproc->auto_boot = of_property_read_bool(np, "fsl,auto-boot");