This is a note to let you know that I've just added the patch titled bus: mhi: host: pci_generic: add Telit FN990 to the 5.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: bus-mhi-host-pci_generic-add-telit-fn990.patch and it can be found in the queue-5.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 77fc41204734042861210b9d05338c9b8360affb Mon Sep 17 00:00:00 2001 From: Daniele Palmas <dnlplm@xxxxxxxxx> Date: Mon, 2 May 2022 13:20:36 +0200 Subject: bus: mhi: host: pci_generic: add Telit FN990 From: Daniele Palmas <dnlplm@xxxxxxxxx> commit 77fc41204734042861210b9d05338c9b8360affb upstream. Add Telit FN990: 01:00.0 Unassigned class [ff00]: Qualcomm Device 0308 Subsystem: Device 1c5d:2010 Signed-off-by: Daniele Palmas <dnlplm@xxxxxxxxx> Reviewed-by: Manivannan Sadhasivam <mani@xxxxxxxxxx> Link: https://lore.kernel.org/r/20220502112036.443618-1-dnlplm@xxxxxxxxx [mani: Added "host" to the subject] Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx> Signed-off-by: Fabio Porcedda <fabio.porcedda@xxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/bus/mhi/pci_generic.c | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) --- a/drivers/bus/mhi/pci_generic.c +++ b/drivers/bus/mhi/pci_generic.c @@ -441,6 +441,44 @@ static const struct mhi_pci_dev_info mhi .sideband_wake = false, }; +static const struct mhi_channel_config mhi_telit_fn990_channels[] = { + MHI_CHANNEL_CONFIG_UL_SBL(2, "SAHARA", 32, 0), + MHI_CHANNEL_CONFIG_DL_SBL(3, "SAHARA", 32, 0), + MHI_CHANNEL_CONFIG_UL(4, "DIAG", 64, 1), + MHI_CHANNEL_CONFIG_DL(5, "DIAG", 64, 1), + MHI_CHANNEL_CONFIG_UL(12, "MBIM", 32, 0), + MHI_CHANNEL_CONFIG_DL(13, "MBIM", 32, 0), + MHI_CHANNEL_CONFIG_UL(32, "DUN", 32, 0), + MHI_CHANNEL_CONFIG_DL(33, "DUN", 32, 0), + MHI_CHANNEL_CONFIG_HW_UL(100, "IP_HW0_MBIM", 128, 2), + MHI_CHANNEL_CONFIG_HW_DL(101, "IP_HW0_MBIM", 128, 3), +}; + +static struct mhi_event_config mhi_telit_fn990_events[] = { + MHI_EVENT_CONFIG_CTRL(0, 128), + MHI_EVENT_CONFIG_DATA(1, 128), + MHI_EVENT_CONFIG_HW_DATA(2, 1024, 100), + MHI_EVENT_CONFIG_HW_DATA(3, 2048, 101) +}; + +static const struct mhi_controller_config modem_telit_fn990_config = { + .max_channels = 128, + .timeout_ms = 20000, + .num_channels = ARRAY_SIZE(mhi_telit_fn990_channels), + .ch_cfg = mhi_telit_fn990_channels, + .num_events = ARRAY_SIZE(mhi_telit_fn990_events), + .event_cfg = mhi_telit_fn990_events, +}; + +static const struct mhi_pci_dev_info mhi_telit_fn990_info = { + .name = "telit-fn990", + .config = &modem_telit_fn990_config, + .bar_num = MHI_PCI_DEFAULT_BAR_NUM, + .dma_data_width = 32, + .sideband_wake = false, + .mru_default = 32768, +}; + static const struct pci_device_id mhi_pci_id_table[] = { /* Telit FN980 hardware revision v1 */ { PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0306, 0x1C5D, 0x2000), @@ -449,6 +487,9 @@ static const struct pci_device_id mhi_pc .driver_data = (kernel_ulong_t) &mhi_qcom_sdx55_info }, { PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0304), .driver_data = (kernel_ulong_t) &mhi_qcom_sdx24_info }, + /* Telit FN990 */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0308, 0x1c5d, 0x2010), + .driver_data = (kernel_ulong_t) &mhi_telit_fn990_info }, { PCI_DEVICE(0x1eac, 0x1001), /* EM120R-GL (sdx24) */ .driver_data = (kernel_ulong_t) &mhi_quectel_em1xx_info }, { PCI_DEVICE(0x1eac, 0x1002), /* EM160R-GL (sdx24) */ Patches currently in stable-queue which might be from dnlplm@xxxxxxxxx are queue-5.15/bus-mhi-host-pci_generic-add-telit-fn990.patch queue-5.15/bus-mhi-host-pci_generic-add-telit-fn980-v1-hardware-revision.patch