bus: mhi: host: pci_generic: add Telit FN980 v1 hardware revision

Add Telit FN980 v1 hardware revision:

01:00.0 Unassigned class [ff00]: Qualcomm Device [17cb:0306]
        Subsystem: Device [1c5d:2000]

Signed-off-by: Daniele Palmas <dnlplm@gmail.com>
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Link: https://lore.kernel.org/r/20220427072648.17635-1-dnlplm@gmail.com
[mani: Added "host" to the subject]
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>

diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c
index 476699b..d0a7b5d 100644 (file)
--- a/drivers/bus/mhi/host/pci_generic.c
+++ b/drivers/bus/mhi/host/pci_generic.c
@@ -454,6 +454,41 @@ static const struct mhi_pci_dev_info mhi_sierra_em919x_info = {
        .sideband_wake = false,
 };
 
+static const struct mhi_channel_config mhi_telit_fn980_hw_v1_channels[] = {
+       MHI_CHANNEL_CONFIG_UL(14, "QMI", 32, 0),
+       MHI_CHANNEL_CONFIG_DL(15, "QMI", 32, 0),
+       MHI_CHANNEL_CONFIG_UL(20, "IPCR", 16, 0),
+       MHI_CHANNEL_CONFIG_DL_AUTOQUEUE(21, "IPCR", 16, 0),
+       MHI_CHANNEL_CONFIG_HW_UL(100, "IP_HW0", 128, 1),
+       MHI_CHANNEL_CONFIG_HW_DL(101, "IP_HW0", 128, 2),
+};
+
+static struct mhi_event_config mhi_telit_fn980_hw_v1_events[] = {
+       MHI_EVENT_CONFIG_CTRL(0, 128),
+       MHI_EVENT_CONFIG_HW_DATA(1, 1024, 100),
+       MHI_EVENT_CONFIG_HW_DATA(2, 2048, 101)
+};
+
+static struct mhi_controller_config modem_telit_fn980_hw_v1_config = {
+       .max_channels = 128,
+       .timeout_ms = 20000,
+       .num_channels = ARRAY_SIZE(mhi_telit_fn980_hw_v1_channels),
+       .ch_cfg = mhi_telit_fn980_hw_v1_channels,
+       .num_events = ARRAY_SIZE(mhi_telit_fn980_hw_v1_events),
+       .event_cfg = mhi_telit_fn980_hw_v1_events,
+};
+
+static const struct mhi_pci_dev_info mhi_telit_fn980_hw_v1_info = {
+       .name = "telit-fn980-hwv1",
+       .fw = "qcom/sdx55m/sbl1.mbn",
+       .edl = "qcom/sdx55m/edl.mbn",
+       .config = &modem_telit_fn980_hw_v1_config,
+       .bar_num = MHI_PCI_DEFAULT_BAR_NUM,
+       .dma_data_width = 32,
+       .mru_default = 32768,
+       .sideband_wake = false,
+};
+
 /* Keep the list sorted based on the PID. New VID should be added as the last entry */
 static const struct pci_device_id mhi_pci_id_table[] = {
        { PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0304),
@@ -461,6 +496,9 @@ static const struct pci_device_id mhi_pci_id_table[] = {
        /* EM919x (sdx55), use the same vid:pid as qcom-sdx55m */
        { PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0306, 0x18d7, 0x0200),
                .driver_data = (kernel_ulong_t) &mhi_sierra_em919x_info },
+       /* Telit FN980 hardware revision v1 */
+       { PCI_DEVICE_SUB(PCI_VENDOR_ID_QCOM, 0x0306, 0x1C5D, 0x2000),
+               .driver_data = (kernel_ulong_t) &mhi_telit_fn980_hw_v1_info },
        { PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0306),
                .driver_data = (kernel_ulong_t) &mhi_qcom_sdx55_info },
        { PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0308),