[PATCH v2 02/12] remoteproc: stm32: Request IRQ with platform device

Mathieu Poirier
2020-04-24T20:25:14Z

Request IRQ with platform device rather than remote proc in order to
call stm32_rproc_parse_dt() before rproc_alloc(). That way we can
know whether we need to synchronise with the MCU or not.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Reviewed-by: Loic Pallardy <loic.pallardy@st.com>
---
drivers/remoteproc/stm32_rproc.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/remoteproc/stm32_rproc.c b/drivers/remoteproc/stm32_rproc.c
index 91fd59af0ffe..1ac90adba9b1 100644
--- a/drivers/remoteproc/stm32_rproc.c
+++ b/drivers/remoteproc/stm32_rproc.c
@@ -261,7 +261,8 @@ static int stm32_rproc_parse_fw(struct rproc *rproc, const struct firmware *fw)

static irqreturn_t stm32_rproc_wdg(int irq, void *data)
{
- struct rproc *rproc = data;
+ struct platform_device *pdev = data;
+ struct rproc *rproc = platform_get_drvdata(pdev);

rproc_report_crash(rproc, RPROC_WATCHDOG);

@@ -553,7 +554,7 @@ static int stm32_rproc_parse_dt(struct platform_device *pdev)

if (irq > 0) {
err = devm_request_irq(dev, irq, stm32_rproc_wdg, 0,
- dev_name(dev), rproc);
+ dev_name(dev), pdev);
if (err) {
dev_err(dev, "failed to request wdg irq\n");
return err;
--
2.20.1