Commit d9f23ea6 authored by Loic Poulain's avatar Loic Poulain Committed by Manivannan Sadhasivam
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mhi: pci-generic: Increase number of hardware events 



If the IPA (IP hardware accelerator) is starved of event ring elements,
the modem is crashing (SDX55). That can be prevented by setting a
larger number of events (i.e 2 x number of channel ring elements).

Tested with FN980m module.

Signed-off-by: default avatarLoic Poulain <loic.poulain@linaro.org>
Reviewed-by: default avatarManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: default avatarManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
parent b5a8d233

drivers/bus/mhi/pci_generic.c

+1 −1
Original line number Diff line number Diff line
@@ -91,7 +91,7 @@ struct mhi_pci_dev_info { 


#define MHI_EVENT_CONFIG_HW_DATA(ev_ring, ch_num) \

	{					\

		.num_elements = 128,		\

		.num_elements = 256,		\

		.irq_moderation_ms = 5,		\

		.irq = (ev_ring) + 1,		\

		.priority = 1,			\