When using DMA, keep fifo empty interrupt disabled. Otherwise
core is flooded by interrupts.
Signed-off-by: Gregory Herrero <gregory.herr...@intel.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kau...@intel.com>
---
drivers/usb/dwc2/gadget.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index b5332f0..843f3ee 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -2170,8 +2170,8 @@ void s3c_hsotg_core_init_disconnected(struct dwc2_hsotg
*hsotg)
* interrupts.
*/
- writel(((hsotg->dedicated_fifos) ? DIEPMSK_TXFIFOEMPTY |
- DIEPMSK_INTKNTXFEMPMSK : 0) |
+ writel(((hsotg->dedicated_fifos && !using_dma(hsotg)) ?
+ DIEPMSK_TXFIFOEMPTY | DIEPMSK_INTKNTXFEMPMSK : 0) |
DIEPMSK_EPDISBLDMSK | DIEPMSK_XFERCOMPLMSK |
DIEPMSK_TIMEOUTMSK | DIEPMSK_AHBERRMSK |
DIEPMSK_INTKNEPMISMSK,
--
1.9.1
--
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