From: Yonglin Tan yonglin.tan@outlook.com

For default mechanism, the driver uses default MRU 3500 if mru_default is not initialized. The Qualcomm configured the MRU size to 32768 in the WWAN device FW. So, we align the driver setting with Qualcomm FW setting.

Fixes: ac4bf60bbaa0 ("bus: mhi: pci_generic: Introduce quectel EM1XXGR-L support") Signed-off-by: Yonglin Tan yonglin.tan@outlook.com Reviewed-by: Manivannan Sadhasivam mani@kernel.org Cc: stable@vger.kernel.org Link: https://lore.kernel.org/r/MEYP282MB2374EE345DADDB591AFDA6AFFD2E9@MEYP282MB23... Signed-off-by: Manivannan Sadhasivam manivannan.sadhasivam@linaro.org --- drivers/bus/mhi/pci_generic.c | 1 + 1 file changed, 1 insertion(+)

diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c index b79895810c52..9527b7d63840 100644 --- a/drivers/bus/mhi/pci_generic.c +++ b/drivers/bus/mhi/pci_generic.c @@ -327,6 +327,7 @@ static const struct mhi_pci_dev_info mhi_quectel_em1xx_info = { .config = &modem_quectel_em1xx_config, .bar_num = MHI_PCI_DEFAULT_BAR_NUM, .dma_data_width = 32, + .mru_default = 32768, .sideband_wake = true, };