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M7350v2_en_gpl

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T
2024-09-09 08:54:06 +00:00
parent f9cc65cfda
commit 801e6d2ad8
564 changed files with 96107 additions and 535 deletions
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16
kernel/drivers/usb/core/driver.c
View File

@ -1218,7 +1218,21 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg)
} else {
udev->can_submit = 0;
for (i = 0; i < 16; ++i) {
usb_hcd_flush_endpoint(udev, udev->ep_out[i]);
struct urb *urb;
struct usb_host_endpoint *ep = udev->ep_out[i];
bool hbm_enabled_ep = false;
if (ep && !list_empty(&ep->urb_list)) {
urb = list_first_entry(&ep->urb_list,
struct urb, urb_list);
if (urb->priv_data)
hbm_enabled_ep = true;
}
if (hbm_enabled_ep) {
pr_info("Not flushing HBM-EP on susp:%p:%p\n",
urb, urb->priv_data);
} else {
usb_hcd_flush_endpoint(udev, udev->ep_out[i]);
}
usb_hcd_flush_endpoint(udev, udev->ep_in[i]);
}
}

74
kernel/drivers/usb/host/ehci-msm-hsic.c
View File

@ -53,7 +53,7 @@
#define MSM_USB_BASE (hcd->regs)
#define USB_REG_START_OFFSET 0x90
#define USB_REG_END_OFFSET 0x250
#define USB_REG_END_OFFSET 0x324
static struct workqueue_struct *ehci_wq;
struct ehci_timer {
@ -127,6 +127,9 @@ module_param(ep_addr_rxdbg_mask, uint, S_IRUGO | S_IWUSR);
static unsigned int ep_addr_txdbg_mask = 9;
module_param(ep_addr_txdbg_mask, uint, S_IRUGO | S_IWUSR);
static unsigned int dbg_qh_addr;
module_param(dbg_qh_addr, uint, S_IRUGO | S_IWUSR);
/* Maximum debug message length */
#define DBG_MSG_LEN 128UL
@ -318,6 +321,44 @@ static inline struct usb_hcd *hsic_to_hcd(struct msm_hsic_hcd *mehci)
return container_of((void *) mehci, struct usb_hcd, hcd_priv);
}
static void dbg_msm_qh(struct ehci_hcd *ehci, struct ehci_qh *qh)
{
struct ehci_qh_hw *hw = qh->hw;
pr_info("EP:%x qh %p info %x %x c_qtd-%08x\n",
(hw->hw_info1 & 0xF00) >> 8, qh, hw->hw_info1,
hw->hw_info2, hw->hw_current);
pr_info("overlay n%08x %08x t-%08x nak-%x c_err %x\n",
hw->hw_qtd_next, hw->hw_alt_next,
hw->hw_token,
(hw->hw_alt_next & 0xE)>>1, (hw->hw_token & 0xC00) >> 10);
}
static void dump_msm_qhs(struct usb_hcd *hcd)
{
struct ehci_hcd *ehci = hcd_to_ehci(hcd);
struct ehci_qh *qh, *qh_next;
unsigned long flags;
int i;
for (i = 0; i < 5; i++) {
pr_info("Dump QHs, iteration:%d\n", i);
spin_lock_irqsave(&ehci->lock, flags);
qh_next = ehci->async->qh_next.qh;
while (qh_next) {
qh = qh_next;
qh_next = qh->qh_next.qh;
if (!dbg_qh_addr ||
((struct ehci_qh *)dbg_qh_addr) == qh)
dbg_msm_qh(ehci, qh);
}
spin_unlock_irqrestore(&ehci->lock, flags);
usleep_range(5000, 10000);
}
}
static void dump_hsic_regs(struct usb_hcd *hcd)
{
int i;
@ -1799,6 +1840,27 @@ const struct file_operations ehci_hsic_msm_dbg_ctrl_fops = {
.release = single_release,
};
static int ehci_hsic_msm_qh_show(struct seq_file *s, void *unused)
{
struct msm_hsic_hcd *mehci = s->private;
dump_msm_qhs(hsic_to_hcd(mehci));
return 0;
}
static int ehci_hsic_msm_qh_open(struct inode *inode, struct file *f)
{
return single_open(f, ehci_hsic_msm_qh_show, inode->i_private);
}
const struct file_operations ehci_hsic_msm_qh_fops = {
.open = ehci_hsic_msm_qh_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static struct dentry *ehci_hsic_msm_dbg_root;
static int ehci_hsic_msm_debugfs_init(struct msm_hsic_hcd *mehci)
{
@ -1849,6 +1911,16 @@ static int ehci_hsic_msm_debugfs_init(struct msm_hsic_hcd *mehci)
return -ENODEV;
}
ehci_hsic_msm_dentry = debugfs_create_file("show_hsic_qh",
S_IRUGO,
ehci_hsic_msm_dbg_root, mehci,
&ehci_hsic_msm_qh_fops);
if (!ehci_hsic_msm_dentry) {
debugfs_remove_recursive(ehci_hsic_msm_dbg_root);
return -ENODEV;
}
return 0;
}

22
kernel/drivers/usb/host/hbm.c
View File

@ -170,10 +170,10 @@ int hbm_pipe_init(u32 QH_addr, u32 pipe_num, bool is_consumer)
1 << pipe_num, 0);
/* Reset HBM SideBand */
hbm_msm_write_reg_field(hbm_ctx->base, USB_OTG_HS_HBM_SB_SW_RST, 1 << 0,
1);
hbm_msm_write_reg_field(hbm_ctx->base, USB_OTG_HS_HBM_SB_SW_RST, 1 << 0,
0);
hbm_msm_write_reg_field(hbm_ctx->base, USB_OTG_HS_HBM_SB_SW_RST,
1 << pipe_num, 1);
hbm_msm_write_reg_field(hbm_ctx->base, USB_OTG_HS_HBM_SB_SW_RST,
1 << pipe_num, 0);
/* map QH(ep) <> pipe */
hbm_msm_write_reg(hbm_ctx->base,
@ -230,7 +230,7 @@ static int hbm_submit_async(struct ehci_hcd *ehci, struct urb *urb,
{
int epnum;
unsigned long flags;
struct ehci_qh *qh = NULL;
struct ehci_qh *qh = (struct ehci_qh *) urb->ep->hcpriv;
int rc;
struct usb_host_bam_type *bam =
(struct usb_host_bam_type *)urb->priv_data;
@ -247,6 +247,9 @@ static int hbm_submit_async(struct ehci_hcd *ehci, struct urb *urb,
if (unlikely(rc))
goto done;
if (qh != NULL)
pr_debug("%s: QH NOT NULL (%p)\n", __func__, qh);
qh = qh_append_tds(ehci, urb, qtd_list, epnum, &urb->ep->hcpriv);
if (unlikely(qh == NULL)) {
usb_hcd_unlink_urb_from_ep(ehci_to_hcd(ehci), urb);
@ -263,8 +266,10 @@ static int hbm_submit_async(struct ehci_hcd *ehci, struct urb *urb,
hbm_pipe_init(qh->qh_dma, bam->pipe_num, bam->dir);
if (likely(qh->qh_state == QH_STATE_IDLE))
if (likely(qh->qh_state == QH_STATE_IDLE)) {
pr_debug("%s: QH was IDLE (%p)\n", __func__, qh);
qh_link_async(ehci, qh);
}
/* Start Async Scheduler */
cmd = ehci_readl(ehci, &ehci->regs->command);
@ -277,8 +282,13 @@ static int hbm_submit_async(struct ehci_hcd *ehci, struct urb *urb,
done:
spin_unlock_irqrestore(&ehci->lock, flags);
pr_debug("QH:%p urb:%p <--> pipe:%u ep:%d(out:%u)\n",
urb->ep->hcpriv, urb, bam->pipe_num, epnum, bam->dir);
if (unlikely(qh == NULL))
qtd_list_free(ehci, urb, qtd_list);
return rc;
}