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-rw-r--r--drivers/bus/mhi/ep/main.c14
-rw-r--r--drivers/bus/mhi/host/pci_generic.c122
-rw-r--r--drivers/net/wwan/mhi_wwan_mbim.c18
-rw-r--r--include/linux/mhi.h2
4 files changed, 128 insertions, 28 deletions
diff --git a/drivers/bus/mhi/ep/main.c b/drivers/bus/mhi/ep/main.c
index f8f674adf1d4..4acfac73ca9a 100644
--- a/drivers/bus/mhi/ep/main.c
+++ b/drivers/bus/mhi/ep/main.c
@@ -90,7 +90,7 @@ static int mhi_ep_send_completion_event(struct mhi_ep_cntrl *mhi_cntrl, struct m
struct mhi_ring_element *event;
int ret;
- event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL | GFP_DMA);
+ event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL);
if (!event)
return -ENOMEM;
@@ -109,7 +109,7 @@ int mhi_ep_send_state_change_event(struct mhi_ep_cntrl *mhi_cntrl, enum mhi_stat
struct mhi_ring_element *event;
int ret;
- event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL | GFP_DMA);
+ event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL);
if (!event)
return -ENOMEM;
@@ -127,7 +127,7 @@ int mhi_ep_send_ee_event(struct mhi_ep_cntrl *mhi_cntrl, enum mhi_ee_type exec_e
struct mhi_ring_element *event;
int ret;
- event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL | GFP_DMA);
+ event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL);
if (!event)
return -ENOMEM;
@@ -146,7 +146,7 @@ static int mhi_ep_send_cmd_comp_event(struct mhi_ep_cntrl *mhi_cntrl, enum mhi_e
struct mhi_ring_element *event;
int ret;
- event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL | GFP_DMA);
+ event = kmem_cache_zalloc(mhi_cntrl->ev_ring_el_cache, GFP_KERNEL);
if (!event)
return -ENOMEM;
@@ -438,7 +438,7 @@ static int mhi_ep_read_channel(struct mhi_ep_cntrl *mhi_cntrl,
read_offset = mhi_chan->tre_size - mhi_chan->tre_bytes_left;
write_offset = len - buf_left;
- buf_addr = kmem_cache_zalloc(mhi_cntrl->tre_buf_cache, GFP_KERNEL | GFP_DMA);
+ buf_addr = kmem_cache_zalloc(mhi_cntrl->tre_buf_cache, GFP_KERNEL);
if (!buf_addr)
return -ENOMEM;
@@ -1481,14 +1481,14 @@ int mhi_ep_register_controller(struct mhi_ep_cntrl *mhi_cntrl,
mhi_cntrl->ev_ring_el_cache = kmem_cache_create("mhi_ep_event_ring_el",
sizeof(struct mhi_ring_element), 0,
- SLAB_CACHE_DMA, NULL);
+ 0, NULL);
if (!mhi_cntrl->ev_ring_el_cache) {
ret = -ENOMEM;
goto err_free_cmd;
}
mhi_cntrl->tre_buf_cache = kmem_cache_create("mhi_ep_tre_buf", MHI_EP_DEFAULT_MTU, 0,
- SLAB_CACHE_DMA, NULL);
+ 0, NULL);
if (!mhi_cntrl->tre_buf_cache) {
ret = -ENOMEM;
goto err_destroy_ev_ring_el_cache;
diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c
index 08844ee79654..14a11880bcea 100644
--- a/drivers/bus/mhi/host/pci_generic.c
+++ b/drivers/bus/mhi/host/pci_generic.c
@@ -399,6 +399,8 @@ static const struct mhi_channel_config mhi_foxconn_sdx55_channels[] = {
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_UL_FP(34, "FIREHOSE", 32, 0),
+ MHI_CHANNEL_CONFIG_DL_FP(35, "FIREHOSE", 32, 0),
MHI_CHANNEL_CONFIG_HW_UL(100, "IP_HW0_MBIM", 128, 2),
MHI_CHANNEL_CONFIG_HW_DL(101, "IP_HW0_MBIM", 128, 3),
};
@@ -419,8 +421,20 @@ static const struct mhi_controller_config modem_foxconn_sdx55_config = {
.event_cfg = mhi_foxconn_sdx55_events,
};
-static const struct mhi_pci_dev_info mhi_foxconn_sdx24_info = {
- .name = "foxconn-sdx24",
+static const struct mhi_controller_config modem_foxconn_sdx72_config = {
+ .max_channels = 128,
+ .timeout_ms = 20000,
+ .ready_timeout_ms = 50000,
+ .num_channels = ARRAY_SIZE(mhi_foxconn_sdx55_channels),
+ .ch_cfg = mhi_foxconn_sdx55_channels,
+ .num_events = ARRAY_SIZE(mhi_foxconn_sdx55_events),
+ .event_cfg = mhi_foxconn_sdx55_events,
+};
+
+static const struct mhi_pci_dev_info mhi_foxconn_sdx55_info = {
+ .name = "foxconn-sdx55",
+ .fw = "qcom/sdx55m/sbl1.mbn",
+ .edl = "qcom/sdx55m/edl.mbn",
.config = &modem_foxconn_sdx55_config,
.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
.dma_data_width = 32,
@@ -428,8 +442,8 @@ static const struct mhi_pci_dev_info mhi_foxconn_sdx24_info = {
.sideband_wake = false,
};
-static const struct mhi_pci_dev_info mhi_foxconn_sdx55_info = {
- .name = "foxconn-sdx55",
+static const struct mhi_pci_dev_info mhi_foxconn_t99w175_info = {
+ .name = "foxconn-t99w175",
.fw = "qcom/sdx55m/sbl1.mbn",
.edl = "qcom/sdx55m/edl.mbn",
.config = &modem_foxconn_sdx55_config,
@@ -439,8 +453,19 @@ static const struct mhi_pci_dev_info mhi_foxconn_sdx55_info = {
.sideband_wake = false,
};
-static const struct mhi_pci_dev_info mhi_foxconn_sdx65_info = {
- .name = "foxconn-sdx65",
+static const struct mhi_pci_dev_info mhi_foxconn_dw5930e_info = {
+ .name = "foxconn-dw5930e",
+ .fw = "qcom/sdx55m/sbl1.mbn",
+ .edl = "qcom/sdx55m/edl.mbn",
+ .config = &modem_foxconn_sdx55_config,
+ .bar_num = MHI_PCI_DEFAULT_BAR_NUM,
+ .dma_data_width = 32,
+ .mru_default = 32768,
+ .sideband_wake = false,
+};
+
+static const struct mhi_pci_dev_info mhi_foxconn_t99w368_info = {
+ .name = "foxconn-t99w368",
.config = &modem_foxconn_sdx55_config,
.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
.dma_data_width = 32,
@@ -448,6 +473,55 @@ static const struct mhi_pci_dev_info mhi_foxconn_sdx65_info = {
.sideband_wake = false,
};
+static const struct mhi_pci_dev_info mhi_foxconn_t99w373_info = {
+ .name = "foxconn-t99w373",
+ .config = &modem_foxconn_sdx55_config,
+ .bar_num = MHI_PCI_DEFAULT_BAR_NUM,
+ .dma_data_width = 32,
+ .mru_default = 32768,
+ .sideband_wake = false,
+};
+
+static const struct mhi_pci_dev_info mhi_foxconn_t99w510_info = {
+ .name = "foxconn-t99w510",
+ .config = &modem_foxconn_sdx55_config,
+ .bar_num = MHI_PCI_DEFAULT_BAR_NUM,
+ .dma_data_width = 32,
+ .mru_default = 32768,
+ .sideband_wake = false,
+};
+
+static const struct mhi_pci_dev_info mhi_foxconn_dw5932e_info = {
+ .name = "foxconn-dw5932e",
+ .config = &modem_foxconn_sdx55_config,
+ .bar_num = MHI_PCI_DEFAULT_BAR_NUM,
+ .dma_data_width = 32,
+ .mru_default = 32768,
+ .sideband_wake = false,
+};
+
+static const struct mhi_pci_dev_info mhi_foxconn_t99w515_info = {
+ .name = "foxconn-t99w515",
+ .edl = "fox/sdx72m/edl.mbn",
+ .edl_trigger = true,
+ .config = &modem_foxconn_sdx72_config,
+ .bar_num = MHI_PCI_DEFAULT_BAR_NUM,
+ .dma_data_width = 32,
+ .mru_default = 32768,
+ .sideband_wake = false,
+};
+
+static const struct mhi_pci_dev_info mhi_foxconn_dw5934e_info = {
+ .name = "foxconn-dw5934e",
+ .edl = "fox/sdx72m/edl.mbn",
+ .edl_trigger = true,
+ .config = &modem_foxconn_sdx72_config,
+ .bar_num = MHI_PCI_DEFAULT_BAR_NUM,
+ .dma_data_width = 32,
+ .mru_default = 32768,
+ .sideband_wake = false,
+};
+
static const struct mhi_channel_config mhi_mv3x_channels[] = {
MHI_CHANNEL_CONFIG_UL(0, "LOOPBACK", 64, 0),
MHI_CHANNEL_CONFIG_DL(1, "LOOPBACK", 64, 0),
@@ -646,40 +720,49 @@ static const struct pci_device_id mhi_pci_id_table[] = {
.driver_data = (kernel_ulong_t) &mhi_quectel_em1xx_info },
/* T99W175 (sdx55), Both for eSIM and Non-eSIM */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0ab),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx55_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w175_info },
/* DW5930e (sdx55), With eSIM, It's also T99W175 */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0b0),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx55_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_dw5930e_info },
/* DW5930e (sdx55), Non-eSIM, It's also T99W175 */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0b1),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx55_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_dw5930e_info },
/* T99W175 (sdx55), Based on Qualcomm new baseline */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0bf),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx55_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w175_info },
/* T99W175 (sdx55) */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0c3),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx55_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w175_info },
/* T99W368 (sdx65) */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0d8),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx65_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w368_info },
/* T99W373 (sdx62) */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0d9),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx65_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w373_info },
/* T99W510 (sdx24), variant 1 */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0f0),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx24_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w510_info },
/* T99W510 (sdx24), variant 2 */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0f1),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx24_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w510_info },
/* T99W510 (sdx24), variant 3 */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0f2),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx24_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w510_info },
/* DW5932e-eSIM (sdx62), With eSIM */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0f5),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx65_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_dw5932e_info },
/* DW5932e (sdx62), Non-eSIM */
{ PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe0f9),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx65_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_dw5932e_info },
+ /* T99W515 (sdx72) */
+ { PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe118),
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w515_info },
+ /* DW5934e(sdx72), With eSIM */
+ { PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe11d),
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_dw5934e_info },
+ /* DW5934e(sdx72), Non-eSIM */
+ { PCI_DEVICE(PCI_VENDOR_ID_FOXCONN, 0xe11e),
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_dw5934e_info },
/* MV31-W (Cinterion) */
{ PCI_DEVICE(PCI_VENDOR_ID_THALES, 0x00b3),
.driver_data = (kernel_ulong_t) &mhi_mv31_info },
@@ -694,7 +777,7 @@ static const struct pci_device_id mhi_pci_id_table[] = {
.driver_data = (kernel_ulong_t) &mhi_mv32_info },
/* T99W175 (sdx55), HP variant */
{ PCI_DEVICE(0x03f0, 0x0a6c),
- .driver_data = (kernel_ulong_t) &mhi_foxconn_sdx55_info },
+ .driver_data = (kernel_ulong_t) &mhi_foxconn_t99w175_info },
{ }
};
MODULE_DEVICE_TABLE(pci, mhi_pci_id_table);
@@ -1003,6 +1086,7 @@ static int mhi_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
mhi_cntrl->runtime_get = mhi_pci_runtime_get;
mhi_cntrl->runtime_put = mhi_pci_runtime_put;
mhi_cntrl->mru = info->mru_default;
+ mhi_cntrl->name = info->name;
if (info->edl_trigger)
mhi_cntrl->edl_trigger = mhi_pci_generic_edl_trigger;
diff --git a/drivers/net/wwan/mhi_wwan_mbim.c b/drivers/net/wwan/mhi_wwan_mbim.c
index f2aef84fc08d..d5a9360323d2 100644
--- a/drivers/net/wwan/mhi_wwan_mbim.c
+++ b/drivers/net/wwan/mhi_wwan_mbim.c
@@ -42,6 +42,8 @@
#define MHI_MBIM_LINK_HASH_SIZE 8
#define LINK_HASH(session) ((session) % MHI_MBIM_LINK_HASH_SIZE)
+#define WDS_BIND_MUX_DATA_PORT_MUX_ID 112
+
struct mhi_mbim_link {
struct mhi_mbim_context *mbim;
struct net_device *ndev;
@@ -93,6 +95,15 @@ static struct mhi_mbim_link *mhi_mbim_get_link_rcu(struct mhi_mbim_context *mbim
return NULL;
}
+static int mhi_mbim_get_link_mux_id(struct mhi_controller *cntrl)
+{
+ if (strcmp(cntrl->name, "foxconn-dw5934e") == 0 ||
+ strcmp(cntrl->name, "foxconn-t99w515") == 0)
+ return WDS_BIND_MUX_DATA_PORT_MUX_ID;
+
+ return 0;
+}
+
static struct sk_buff *mbim_tx_fixup(struct sk_buff *skb, unsigned int session,
u16 tx_seq)
{
@@ -596,7 +607,7 @@ static int mhi_mbim_probe(struct mhi_device *mhi_dev, const struct mhi_device_id
{
struct mhi_controller *cntrl = mhi_dev->mhi_cntrl;
struct mhi_mbim_context *mbim;
- int err;
+ int err, link_id;
mbim = devm_kzalloc(&mhi_dev->dev, sizeof(*mbim), GFP_KERNEL);
if (!mbim)
@@ -617,8 +628,11 @@ static int mhi_mbim_probe(struct mhi_device *mhi_dev, const struct mhi_device_id
/* Number of transfer descriptors determines size of the queue */
mbim->rx_queue_sz = mhi_get_free_desc_count(mhi_dev, DMA_FROM_DEVICE);
+ /* Get the corresponding mux_id from mhi */
+ link_id = mhi_mbim_get_link_mux_id(cntrl);
+
/* Register wwan link ops with MHI controller representing WWAN instance */
- return wwan_register_ops(&cntrl->mhi_dev->dev, &mhi_mbim_wwan_ops, mbim, 0);
+ return wwan_register_ops(&cntrl->mhi_dev->dev, &mhi_mbim_wwan_ops, mbim, link_id);
}
static void mhi_mbim_remove(struct mhi_device *mhi_dev)
diff --git a/include/linux/mhi.h b/include/linux/mhi.h
index b573f15762f8..fabd6ed8d258 100644
--- a/include/linux/mhi.h
+++ b/include/linux/mhi.h
@@ -290,6 +290,7 @@ struct mhi_controller_config {
/**
* struct mhi_controller - Master MHI controller structure
+ * @name: Device name of the MHI controller
* @cntrl_dev: Pointer to the struct device of physical bus acting as the MHI
* controller (required)
* @mhi_dev: MHI device instance for the controller
@@ -367,6 +368,7 @@ struct mhi_controller_config {
* they can be populated depending on the usecase.
*/
struct mhi_controller {
+ const char *name;
struct device *cntrl_dev;
struct mhi_device *mhi_dev;
struct dentry *debugfs_dentry;
generated by cgit v1.2.3 (git 2.46.0) at 2025-07-31 22:58:52 +0000