Re: [PATCH] bus: mhi: pci_generic: Add mru_default for Quectel EM1xx series
From: Manivannan Sadhasivam <mani@kernel.org>
Date: 2022-02-10 04:20:12
Also in:
linux-arm-msm, lkml
On Wed, Feb 09, 2022 at 09:57:52PM +0800, Yonglin Tan wrote:
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")
Cc: stable@vger.kernel.org
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Signed-off-by: Yonglin Tan <redacted>Applied to mhi-fixes! Thanks, Mani
quoted hunk
--- 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, };-- 2.7.4