This function disables all "common interrupts", i.e., those that are
handled by the common interrupt handler.
Signed-off-by: Matthijs Kooijman <matthijs@xxxxxxxx>
---
drivers/staging/dwc2/core.c | 14 ++++++++++++++
drivers/staging/dwc2/core.h | 6 ++++++
drivers/staging/dwc2/core_intr.c | 5 -----
3 files changed, 20 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/dwc2/core.c b/drivers/staging/dwc2/core.c
index 1cadb93..a3b8556 100644
--- a/drivers/staging/dwc2/core.c
+++ b/drivers/staging/dwc2/core.c
@@ -81,6 +81,20 @@ static void dwc2_enable_common_interrupts(struct dwc2_hsotg *hsotg)
writel(intmsk, hsotg->regs + GINTMSK);
}
+/**
+ * dwc2_disable_common_interrupts() - Disables the common interrupts
+ *
+ * @hsotg: Programming view of DWC_otg controller
+ */
+void dwc2_disable_common_interrupts(struct dwc2_hsotg *hsotg)
+{
+ u32 intmsk = readl(hsotg->regs + GINTMSK);
+
+ /* Disable common interrupts without disturbing host mode interrupts */
+ intmsk &= ~(GINTMSK_COMMON);
+ writel(intmsk, hsotg->regs + GINTMSK);
+}
+
/*
* Initializes the FSLSPClkSel field of the HCFG register depending on the
* PHY type
diff --git a/drivers/staging/dwc2/core.h b/drivers/staging/dwc2/core.h
index 2817b60..0fa479e 100644
--- a/drivers/staging/dwc2/core.h
+++ b/drivers/staging/dwc2/core.h
@@ -544,6 +544,7 @@ extern void dwc2_flush_rx_fifo(struct dwc2_hsotg *hsotg);
extern int dwc2_core_init(struct dwc2_hsotg *hsotg, bool select_phy);
extern void dwc2_enable_global_interrupts(struct dwc2_hsotg *hcd);
extern void dwc2_disable_global_interrupts(struct dwc2_hsotg *hcd);
+extern void dwc2_disable_common_interrupts(struct dwc2_hsotg *hsotg);
/* This function should be called on every hardware interrupt. */
extern irqreturn_t dwc2_handle_common_intr(int irq, void *dev);
@@ -751,4 +752,9 @@ extern void dwc2_dump_global_registers(struct dwc2_hsotg *hsotg);
*/
extern u16 dwc2_get_otg_version(struct dwc2_hsotg *hsotg);
+#define GINTMSK_COMMON (GINTSTS_WKUPINT | GINTSTS_SESSREQINT | \
+ GINTSTS_CONIDSTSCHNG | GINTSTS_OTGINT | \
+ GINTSTS_MODEMIS | GINTSTS_DISCONNINT | \
+ GINTSTS_USBSUSP | GINTSTS_RESTOREDONE)
+
#endif /* __DWC2_CORE_H__ */
diff --git a/drivers/staging/dwc2/core_intr.c b/drivers/staging/dwc2/core_intr.c
index 3099f2d..c0f0272 100644
--- a/drivers/staging/dwc2/core_intr.c
+++ b/drivers/staging/dwc2/core_intr.c
@@ -400,11 +400,6 @@ static void dwc2_handle_usb_suspend_intr(struct dwc2_hsotg *hsotg)
writel(GINTSTS_USBSUSP, hsotg->regs + GINTSTS);
}
-#define GINTMSK_COMMON (GINTSTS_WKUPINT | GINTSTS_SESSREQINT | \
- GINTSTS_CONIDSTSCHNG | GINTSTS_OTGINT | \
- GINTSTS_MODEMIS | GINTSTS_DISCONNINT | \
- GINTSTS_USBSUSP | GINTSTS_RESTOREDONE)
-
/*
* This function returns the Core Interrupt register
*/
--
1.8.0
--
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