6.15-stable review patch. If anyone has any objections, please let me know.
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From: Daniele Palmas dnlplm@gmail.com
[ Upstream commit 6348f62ef7ecc5855b710a7d4ea682425c38bb80 ]
Add SDX35 based modem Telit FN920C04.
$ lspci -vv 01:00.0 Unassigned class [ff00]: Qualcomm Device 011a Subsystem: Device 1c5d:2020
Signed-off-by: Daniele Palmas dnlplm@gmail.com Signed-off-by: Manivannan Sadhasivam manivannan.sadhasivam@linaro.org Reviewed-by: Manivannan Sadhasivam manivannan.sadhasivam@linaro.org Link: https://patch.msgid.link/20250401093458.2953872-1-dnlplm@gmail.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/bus/mhi/host/pci_generic.c | 39 ++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+)
diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c index 03aa887952098..059cfd77382f0 100644 --- a/drivers/bus/mhi/host/pci_generic.c +++ b/drivers/bus/mhi/host/pci_generic.c @@ -782,6 +782,42 @@ static const struct mhi_pci_dev_info mhi_telit_fe990a_info = { .mru_default = 32768, };
+static const struct mhi_channel_config mhi_telit_fn920c04_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(14, "QMI", 32, 0), + MHI_CHANNEL_CONFIG_DL(15, "QMI", 32, 0), + MHI_CHANNEL_CONFIG_UL(32, "DUN", 32, 0), + MHI_CHANNEL_CONFIG_DL(33, "DUN", 32, 0), + MHI_CHANNEL_CONFIG_UL_FP(34, "FIREHOSE", 32, 0), + MHI_CHANNEL_CONFIG_DL_FP(35, "FIREHOSE", 32, 0), + MHI_CHANNEL_CONFIG_UL(92, "DUN2", 32, 1), + MHI_CHANNEL_CONFIG_DL(93, "DUN2", 32, 1), + MHI_CHANNEL_CONFIG_HW_UL(100, "IP_HW0", 128, 2), + MHI_CHANNEL_CONFIG_HW_DL(101, "IP_HW0", 128, 3), +}; + +static const struct mhi_controller_config modem_telit_fn920c04_config = { + .max_channels = 128, + .timeout_ms = 50000, + .num_channels = ARRAY_SIZE(mhi_telit_fn920c04_channels), + .ch_cfg = mhi_telit_fn920c04_channels, + .num_events = ARRAY_SIZE(mhi_telit_fn990_events), + .event_cfg = mhi_telit_fn990_events, +}; + +static const struct mhi_pci_dev_info mhi_telit_fn920c04_info = { + .name = "telit-fn920c04", + .config = &modem_telit_fn920c04_config, + .bar_num = MHI_PCI_DEFAULT_BAR_NUM, + .dma_data_width = 32, + .sideband_wake = false, + .mru_default = 32768, + .edl_trigger = true, +}; + static const struct mhi_pci_dev_info mhi_netprisma_lcur57_info = { .name = "netprisma-lcur57", .edl = "qcom/prog_firehose_sdx24.mbn", @@ -806,6 +842,9 @@ static const struct mhi_pci_dev_info mhi_netprisma_fcun69_info = { static const struct pci_device_id mhi_pci_id_table[] = { {PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0116), .driver_data = (kernel_ulong_t) &mhi_qcom_sa8775p_info }, + /* Telit FN920C04 (sdx35) */ + {PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x011a, 0x1c5d, 0x2020), + .driver_data = (kernel_ulong_t) &mhi_telit_fn920c04_info }, { PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0304), .driver_data = (kernel_ulong_t) &mhi_qcom_sdx24_info }, { PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0306, PCI_VENDOR_ID_QCOM, 0x010c),