[v5,02/11] remoteproc: stm32: Request IRQ with platform device
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Message ID 20200707213112.928383-3-mathieu.poirier@linaro.org
State New
Headers show
Series
  • remoteproc: stm32: Add support for attaching to M4
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Commit Message

Mathieu Poirier July 7, 2020, 9:31 p.m. UTC
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>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---
 drivers/remoteproc/stm32_rproc.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Patch
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diff --git a/drivers/remoteproc/stm32_rproc.c b/drivers/remoteproc/stm32_rproc.c
index 2973ba201c1d..c00f60d42ab6 100644
--- a/drivers/remoteproc/stm32_rproc.c
+++ b/drivers/remoteproc/stm32_rproc.c
@@ -262,7 +262,8 @@  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);
 
@@ -554,7 +555,7 @@  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;