diff --git a/MAINTAINERS b/MAINTAINERS
index 180fa59b5ba8..19135a9d778e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -445,7 +445,7 @@ F: drivers/platform/x86/wmi.c
F: include/uapi/linux/wmi.h
ACRN HYPERVISOR SERVICE MODULE
-M: Shuo Liu <shuo.a.liu@intel.com>
+M: Fei Li <fei1.li@intel.com>
L: acrn-dev@lists.projectacrn.org (subscribers-only)
S: Supported
W: https://projectacrn.org
@@ -19801,6 +19801,14 @@ L: netdev@vger.kernel.org
S: Supported
F: drivers/ptp/ptp_vmw.c
+VMWARE VMCI DRIVER
+M: Jorgen Hansen <jhansen@vmware.com>
+M: Vishnu Dasa <vdasa@vmware.com>
+L: linux-kernel@vger.kernel.org
+L: pv-drivers@vmware.com (private)
+S: Maintained
+F: drivers/misc/vmw_vmci/
+
VMWARE VMMOUSE SUBDRIVER
M: "VMware Graphics" <linux-graphics-maintainer@vmware.com>
M: "VMware, Inc." <pv-drivers@vmware.com>
diff --git a/arch/nds32/mm/mmap.c b/arch/nds32/mm/mmap.c
index c206b31ce07a..1bdf5e7d1b43 100644
--- a/arch/nds32/mm/mmap.c
+++ b/arch/nds32/mm/mmap.c
@@ -59,7 +59,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
vma = find_vma(mm, addr);
if (TASK_SIZE - len >= addr &&
- (!vma || addr + len <= vma->vm_start))
+ (!vma || addr + len <= vm_start_gap(vma)))
return addr;
}
diff --git a/drivers/bus/mhi/core/main.c b/drivers/bus/mhi/core/main.c
index 22acde118bc3..fc9196f11cb7 100644
--- a/drivers/bus/mhi/core/main.c
+++ b/drivers/bus/mhi/core/main.c
@@ -773,11 +773,18 @@ static void mhi_process_cmd_completion(struct mhi_controller *mhi_cntrl,
cmd_pkt = mhi_to_virtual(mhi_ring, ptr);
chan = MHI_TRE_GET_CMD_CHID(cmd_pkt);
- mhi_chan = &mhi_cntrl->mhi_chan[chan];
- write_lock_bh(&mhi_chan->lock);
- mhi_chan->ccs = MHI_TRE_GET_EV_CODE(tre);
- complete(&mhi_chan->completion);
- write_unlock_bh(&mhi_chan->lock);
+
+ if (chan < mhi_cntrl->max_chan &&
+ mhi_cntrl->mhi_chan[chan].configured) {
+ mhi_chan = &mhi_cntrl->mhi_chan[chan];
+ write_lock_bh(&mhi_chan->lock);
+ mhi_chan->ccs = MHI_TRE_GET_EV_CODE(tre);
+ complete(&mhi_chan->completion);
+ write_unlock_bh(&mhi_chan->lock);
+ } else {
+ dev_err(&mhi_cntrl->mhi_dev->dev,
+ "Completion packet for invalid channel ID: %d\n", chan);
+ }
mhi_del_ring_element(mhi_cntrl, mhi_ring);
}
diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c
index ca3bc40427f8..4dd1077354af 100644
--- a/drivers/bus/mhi/pci_generic.c
+++ b/drivers/bus/mhi/pci_generic.c
@@ -32,6 +32,8 @@
* @edl: emergency download mode firmware path (if any)
* @bar_num: PCI base address register to use for MHI MMIO register space
* @dma_data_width: DMA transfer word size (32 or 64 bits)
+ * @sideband_wake: Devices using dedicated sideband GPIO for wakeup instead
+ * of inband wake support (such as sdx24)
*/
struct mhi_pci_dev_info {
const struct mhi_controller_config *config;
@@ -40,6 +42,7 @@ struct mhi_pci_dev_info {
const char *edl;
unsigned int bar_num;
unsigned int dma_data_width;
+ bool sideband_wake;
};
#define MHI_CHANNEL_CONFIG_UL(ch_num, ch_name, el_count, ev_ring) \
@@ -72,6 +75,22 @@ struct mhi_pci_dev_info {
.doorbell_mode_switch = false, \
}
+#define MHI_CHANNEL_CONFIG_DL_AUTOQUEUE(ch_num, ch_name, el_count, ev_ring) \
+ { \
+ .num = ch_num, \
+ .name = ch_name, \
+ .num_elements = el_count, \
+ .event_ring = ev_ring, \
+ .dir = DMA_FROM_DEVICE, \
+ .ee_mask = BIT(MHI_EE_AMSS), \
+ .pollcfg = 0, \
+ .doorbell = MHI_DB_BRST_DISABLE, \
+ .lpm_notify = false, \
+ .offload_channel = false, \
+ .doorbell_mode_switch = false, \
+ .auto_queue = true, \
+ }
+
#define MHI_EVENT_CONFIG_CTRL(ev_ring, el_count) \
{ \
.num_elements = el_count, \
@@ -210,7 +229,7 @@ static const struct mhi_channel_config modem_qcom_v1_mhi_channels[] = {
MHI_CHANNEL_CONFIG_UL(14, "QMI", 4, 0),
MHI_CHANNEL_CONFIG_DL(15, "QMI", 4, 0),
MHI_CHANNEL_CONFIG_UL(20, "IPCR", 8, 0),
- MHI_CHANNEL_CONFIG_DL(21, "IPCR", 8, 0),
+ MHI_CHANNEL_CONFIG_DL_AUTOQUEUE(21, "IPCR", 8, 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", 128, 2),
@@ -242,7 +261,8 @@ static const struct mhi_pci_dev_info mhi_qcom_sdx65_info = {
.edl = "qcom/sdx65m/edl.mbn",
.config = &modem_qcom_v1_mhiv_config,
.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
- .dma_data_width = 32
+ .dma_data_width = 32,
+ .sideband_wake = false,
};
static const struct mhi_pci_dev_info mhi_qcom_sdx55_info = {
@@ -251,7 +271,8 @@ static const struct mhi_pci_dev_info mhi_qcom_sdx55_info = {
.edl = "qcom/sdx55m/edl.mbn",
.config = &modem_qcom_v1_mhiv_config,
.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
- .dma_data_width = 32
+ .dma_data_width = 32,
+ .sideband_wake = false,
};
static const struct mhi_pci_dev_info mhi_qcom_sdx24_info = {
@@ -259,7 +280,8 @@ static const struct mhi_pci_dev_info mhi_qcom_sdx24_info = {
.edl = "qcom/prog_firehose_sdx24.mbn",
.config = &modem_qcom_v1_mhiv_config,
.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
- .dma_data_width = 32
+ .dma_data_width = 32,
+ .sideband_wake = true,
};
static const struct mhi_channel_config mhi_quectel_em1xx_channels[] = {
@@ -301,7 +323,8 @@ static const struct mhi_pci_dev_info mhi_quectel_em1xx_info = {
.edl = "qcom/prog_firehose_sdx24.mbn",
.config = &modem_quectel_em1xx_config,
.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
- .dma_data_width = 32
+ .dma_data_width = 32,
+ .sideband_wake = true,
};
static const struct mhi_channel_config mhi_foxconn_sdx55_channels[] = {
@@ -339,7 +362,8 @@ static const struct mhi_pci_dev_info mhi_foxconn_sdx55_info = {
.edl = "qcom/sdx55m/edl.mbn",
.config = &modem_foxconn_sdx55_config,
.bar_num = MHI_PCI_DEFAULT_BAR_NUM,
- .dma_data_width = 32
+ .dma_data_width = 32,
+ .sideband_wake = false,
};
static const struct pci_device_id mhi_pci_id_table[] = {
@@ -640,9 +664,12 @@ static int mhi_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
mhi_cntrl->status_cb = mhi_pci_status_cb;
mhi_cntrl->runtime_get = mhi_pci_runtime_get;
mhi_cntrl->runtime_put = mhi_pci_runtime_put;
- mhi_cntrl->wake_get = mhi_pci_wake_get_nop;
- mhi_cntrl->wake_put = mhi_pci_wake_put_nop;
- mhi_cntrl->wake_toggle = mhi_pci_wake_toggle_nop;
+
+ if (info->sideband_wake) {
+ mhi_cntrl->wake_get = mhi_pci_wake_get_nop;
+ mhi_cntrl->wake_put = mhi_pci_wake_put_nop;
+ mhi_cntrl->wake_toggle = mhi_pci_wake_toggle_nop;
+ }
err = mhi_pci_claim(mhi_cntrl, info->bar_num, DMA_BIT_MASK(info->dma_data_width));
if (err)