[PATCH 2/2] bus: mhi: host: pci_generic: Add SDX75 based modem support

From: Qiang Yu
Date: Sun Nov 05 2023 - 22:43:30 EST


Add generic info for SDX75 based modems. SDX75 takes longer to set ready
during power up. Hence use separate configuration.

Signed-off-by: Qiang Yu <quic_qianyu@xxxxxxxxxxx>
---
drivers/bus/mhi/host/pci_generic.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)

diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c
index 08f3f03..cd6cd14 100644
--- a/drivers/bus/mhi/host/pci_generic.c
+++ b/drivers/bus/mhi/host/pci_generic.c
@@ -269,6 +269,16 @@ static struct mhi_event_config modem_qcom_v1_mhi_events[] = {
MHI_EVENT_CONFIG_HW_DATA(5, 2048, 101)
};

+static const struct mhi_controller_config modem_qcom_v2_mhiv_config = {
+ .max_channels = 128,
+ .timeout_ms = 8000,
+ .ready_timeout_ms = 50000,
+ .num_channels = ARRAY_SIZE(modem_qcom_v1_mhi_channels),
+ .ch_cfg = modem_qcom_v1_mhi_channels,
+ .num_events = ARRAY_SIZE(modem_qcom_v1_mhi_events),
+ .event_cfg = modem_qcom_v1_mhi_events,
+};
+
static const struct mhi_controller_config modem_qcom_v1_mhiv_config = {
.max_channels = 128,
.timeout_ms = 8000,
@@ -278,6 +288,16 @@ static const struct mhi_controller_config modem_qcom_v1_mhiv_config = {
.event_cfg = modem_qcom_v1_mhi_events,
};

+static const struct mhi_pci_dev_info mhi_qcom_sdx75_info = {
+ .name = "qcom-sdx75m",
+ .fw = "qcom/sdx75m/xbl.elf",
+ .edl = "qcom/sdx75m/edl.mbn",
+ .config = &modem_qcom_v2_mhiv_config,
+ .bar_num = MHI_PCI_DEFAULT_BAR_NUM,
+ .dma_data_width = 32,
+ .sideband_wake = false,
+};
+
static const struct mhi_pci_dev_info mhi_qcom_sdx65_info = {
.name = "qcom-sdx65m",
.fw = "qcom/sdx65m/xbl.elf",
@@ -600,6 +620,8 @@ static const struct pci_device_id mhi_pci_id_table[] = {
.driver_data = (kernel_ulong_t) &mhi_telit_fn990_info },
{ PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0308),
.driver_data = (kernel_ulong_t) &mhi_qcom_sdx65_info },
+ { PCI_DEVICE(PCI_VENDOR_ID_QCOM, 0x0309),
+ .driver_data = (kernel_ulong_t) &mhi_qcom_sdx75_info },
{ PCI_DEVICE(PCI_VENDOR_ID_QUECTEL, 0x1001), /* EM120R-GL (sdx24) */
.driver_data = (kernel_ulong_t) &mhi_quectel_em1xx_info },
{ PCI_DEVICE(PCI_VENDOR_ID_QUECTEL, 0x1002), /* EM160R-GL (sdx24) */
--
2.7.4