/**
* @brief Removes from the model the item of the specified resource element.
* @param element_id Id of the resource element to remove.
*/
void ResourceModel::remove_element(const QString& element_id) {
const QModelIndex& index = get_element_index(element_id);
if (!index.isValid()) {
return;
}
removeRow(index.row(), index.parent());
items.remove(element_id);
}
static ssize_t mhi_dbgfs_chan_read(struct file *fp, char __user *buf,
size_t count, loff_t *offp)
{
int amnt_copied = 0;
struct mhi_chan_ctxt *chan_ctxt;
struct mhi_device_ctxt *mhi_dev_ctxt =
&mhi_devices.device_list[0].mhi_ctxt;
uintptr_t v_wp_index;
uintptr_t v_rp_index;
int valid_chan = 0;
struct mhi_chan_ctxt *cc_list;
struct mhi_client_handle *client_handle;
if (NULL == mhi_dev_ctxt)
return -EIO;
cc_list = mhi_dev_ctxt->mhi_ctrl_seg->mhi_cc_list;
*offp = (u32)(*offp) % MHI_MAX_CHANNELS;
while (!valid_chan) {
client_handle = mhi_dev_ctxt->client_handle_list[*offp];
if (*offp == (MHI_MAX_CHANNELS - 1))
msleep(1000);
if (!VALID_CHAN_NR(*offp) ||
!cc_list[*offp].mhi_trb_ring_base_addr ||
!client_handle) {
*offp += 1;
*offp = (u32)(*offp) % MHI_MAX_CHANNELS;
continue;
}
valid_chan = 1;
}
chan_ctxt = &cc_list[*offp];
get_element_index(&mhi_dev_ctxt->mhi_local_chan_ctxt[*offp],
mhi_dev_ctxt->mhi_local_chan_ctxt[*offp].rp,
&v_rp_index);
get_element_index(&mhi_dev_ctxt->mhi_local_chan_ctxt[*offp],
mhi_dev_ctxt->mhi_local_chan_ctxt[*offp].wp,
&v_wp_index);
amnt_copied =
scnprintf(mhi_dev_ctxt->chan_info,
MHI_LOG_SIZE,
"%s0x%x %s %d %s 0x%x %s 0x%llx %s %p %s %p %s %lu %s %p %s %lu %s %d %s %d\n",
"chan:",
(unsigned int)*offp,
"pkts from dev:",
mhi_dev_ctxt->counters.chan_pkts_xferd[*offp],
"state:",
chan_ctxt->mhi_chan_state,
"p_base:",
chan_ctxt->mhi_trb_ring_base_addr,
"v_base:",
mhi_dev_ctxt->mhi_local_chan_ctxt[*offp].base,
"v_wp:",
mhi_dev_ctxt->mhi_local_chan_ctxt[*offp].wp,
"index:",
v_wp_index,
"v_rp:",
mhi_dev_ctxt->mhi_local_chan_ctxt[*offp].rp,
"index:",
v_rp_index,
"pkts_queued",
get_nr_avail_ring_elements(
&mhi_dev_ctxt->mhi_local_chan_ctxt[*offp]),
"/",
client_handle->chan_info.max_desc);
*offp += 1;
if (amnt_copied < count)
return amnt_copied -
copy_to_user(buf, mhi_dev_ctxt->chan_info, amnt_copied);
else
return -ENOMEM;
}
static ssize_t mhi_dbgfs_ev_read(struct file *fp, char __user *buf,
size_t count, loff_t *offp)
{
int amnt_copied = 0;
int event_ring_index = 0;
struct mhi_event_ctxt *ev_ctxt;
uintptr_t v_wp_index;
uintptr_t v_rp_index;
uintptr_t device_p_rp_index;
struct mhi_device_ctxt *mhi_dev_ctxt =
&mhi_devices.device_list[0].mhi_ctxt;
if (NULL == mhi_dev_ctxt)
return -EIO;
*offp = (u32)(*offp) % mhi_dev_ctxt->mmio_info.nr_event_rings;
event_ring_index = *offp;
ev_ctxt = &mhi_dev_ctxt->mhi_ctrl_seg->mhi_ec_list[event_ring_index];
if (*offp == (mhi_dev_ctxt->mmio_info.nr_event_rings - 1))
msleep(1000);
get_element_index(&mhi_dev_ctxt->mhi_local_event_ctxt[event_ring_index],
mhi_dev_ctxt->mhi_local_event_ctxt[event_ring_index].rp,
&v_rp_index);
get_element_index(&mhi_dev_ctxt->mhi_local_event_ctxt[event_ring_index],
mhi_dev_ctxt->mhi_local_event_ctxt[event_ring_index].wp,
&v_wp_index);
get_element_index(&mhi_dev_ctxt->mhi_local_event_ctxt[event_ring_index],
mhi_dev_ctxt->mhi_local_event_ctxt[event_ring_index].wp,
&v_wp_index);
get_element_index(&mhi_dev_ctxt->mhi_local_event_ctxt[event_ring_index],
(void *)dma_to_virt(NULL, ev_ctxt->mhi_event_read_ptr),
&device_p_rp_index);
amnt_copied =
scnprintf(mhi_dev_ctxt->chan_info,
MHI_LOG_SIZE,
"%s 0x%d %s %02x %s 0x%08x %s 0x%08x %s 0x%llx %s %llx %s %lu %s %p %s %p %s %lu %s %p %s %lu\n",
"Event Context ",
(unsigned int)event_ring_index,
"Intmod_T",
MHI_GET_EV_CTXT(EVENT_CTXT_INTMODT, ev_ctxt),
"MSI Vector",
ev_ctxt->mhi_msi_vector,
"MSI RX Count",
mhi_dev_ctxt->counters.msi_counter[*offp],
"p_base:",
ev_ctxt->mhi_event_ring_base_addr,
"p_rp:",
ev_ctxt->mhi_event_read_ptr,
"index:",
device_p_rp_index,
"v_base:",
mhi_dev_ctxt->mhi_local_event_ctxt[event_ring_index].base,
"v_wp:",
mhi_dev_ctxt->mhi_local_event_ctxt[event_ring_index].wp,
"index:",
v_wp_index,
"v_rp:",
mhi_dev_ctxt->mhi_local_event_ctxt[event_ring_index].rp,
"index:",
v_rp_index);
*offp += 1;
if (amnt_copied < count)
return amnt_copied -
copy_to_user(buf, mhi_dev_ctxt->chan_info, amnt_copied);
else
return -ENOMEM;
}
