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remoteproc: imx_rproc: Allow setting of the mailbox transmit mode

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Current mailbox is blocking by default, but there are cases where we don't
need to wait for a response.

Linux just needs to send data to the remote processor, so let's
allow tx_block mode to be set (true/false) depending on usecase.

No functional changes.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Link: https://lore.kernel.org/r/20240822-imx_rproc-v3-1-6d943723945d@nxp.com
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
This commit is contained in:
Peng Fan 2024-08-22 21:48:49 +08:00 committed by Mathieu Poirier
parent 8fa052c29e
commit d9dbd7149c
1 changed files with 6 additions and 6 deletions
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12
drivers/remoteproc/imx_rproc.c
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@ -90,7 +90,7 @@ struct imx_rproc_mem {
#define ATT_CORE_MASK 0xffff
#define ATT_CORE(I) BIT((I))
static int imx_rproc_xtr_mbox_init(struct rproc *rproc);
static int imx_rproc_xtr_mbox_init(struct rproc *rproc, bool tx_block);
static void imx_rproc_free_mbox(struct rproc *rproc);
struct imx_rproc {
@ -369,7 +369,7 @@ static int imx_rproc_start(struct rproc *rproc)
struct arm_smccc_res res;
int ret;
ret = imx_rproc_xtr_mbox_init(rproc);
ret = imx_rproc_xtr_mbox_init(rproc, true);
if (ret)
return ret;
@ -629,7 +629,7 @@ static void imx_rproc_kick(struct rproc *rproc, int vqid)
static int imx_rproc_attach(struct rproc *rproc)
{
return imx_rproc_xtr_mbox_init(rproc);
return imx_rproc_xtr_mbox_init(rproc, true);
}
static int imx_rproc_detach(struct rproc *rproc)
@ -794,7 +794,7 @@ static void imx_rproc_rx_callback(struct mbox_client *cl, void *msg)
queue_work(priv->workqueue, &priv->rproc_work);
}
static int imx_rproc_xtr_mbox_init(struct rproc *rproc)
static int imx_rproc_xtr_mbox_init(struct rproc *rproc, bool tx_block)
{
struct imx_rproc *priv = rproc->priv;
struct device *dev = priv->dev;
@ -817,7 +817,7 @@ static int imx_rproc_xtr_mbox_init(struct rproc *rproc)
cl = &priv->cl;
cl->dev = dev;
cl->tx_block = true;
cl->tx_block = tx_block;
cl->tx_tout = 100;
cl->knows_txdone = false;
cl->rx_callback = imx_rproc_rx_callback;
@ -1083,7 +1083,7 @@ static int imx_rproc_probe(struct platform_device *pdev)
INIT_WORK(&priv->rproc_work, imx_rproc_vq_work);
ret = imx_rproc_xtr_mbox_init(rproc);
ret = imx_rproc_xtr_mbox_init(rproc, true);
if (ret)
goto err_put_wkq;