diff options
Diffstat (limited to 'drivers/bus/mhi/host/main.c')
| -rw-r--r-- | drivers/bus/mhi/host/main.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/bus/mhi/host/main.c b/drivers/bus/mhi/host/main.c index abb561db9ae1d5..15d657af9b5b86 100644 --- a/drivers/bus/mhi/host/main.c +++ b/drivers/bus/mhi/host/main.c @@ -15,6 +15,7 @@ #include <linux/skbuff.h> #include <linux/slab.h> #include "internal.h" +#include "trace.h" int __must_check mhi_read_reg(struct mhi_controller *mhi_cntrl, void __iomem *base, u32 offset, u32 *out) @@ -493,11 +494,8 @@ irqreturn_t mhi_intvec_threaded_handler(int irq_number, void *priv) state = mhi_get_mhi_state(mhi_cntrl); ee = mhi_get_exec_env(mhi_cntrl); - dev_dbg(dev, "local ee: %s state: %s device ee: %s state: %s\n", - TO_MHI_EXEC_STR(mhi_cntrl->ee), - mhi_state_str(mhi_cntrl->dev_state), - TO_MHI_EXEC_STR(ee), mhi_state_str(state)); + trace_mhi_intvec_states(mhi_cntrl, ee, state); if (state == MHI_STATE_SYS_ERR) { dev_dbg(dev, "System error detected\n"); pm_state = mhi_tryset_pm_state(mhi_cntrl, @@ -838,6 +836,8 @@ int mhi_process_ctrl_ev_ring(struct mhi_controller *mhi_cntrl, while (dev_rp != local_rp) { enum mhi_pkt_type type = MHI_TRE_GET_EV_TYPE(local_rp); + trace_mhi_ctrl_event(mhi_cntrl, local_rp); + switch (type) { case MHI_PKT_TYPE_BW_REQ_EVENT: { @@ -1003,6 +1003,8 @@ int mhi_process_data_event_ring(struct mhi_controller *mhi_cntrl, while (dev_rp != local_rp && event_quota > 0) { enum mhi_pkt_type type = MHI_TRE_GET_EV_TYPE(local_rp); + trace_mhi_data_event(mhi_cntrl, local_rp); + chan = MHI_TRE_GET_EV_CHID(local_rp); WARN_ON(chan >= mhi_cntrl->max_chan); @@ -1243,6 +1245,7 @@ int mhi_gen_tre(struct mhi_controller *mhi_cntrl, struct mhi_chan *mhi_chan, mhi_tre->dword[0] = MHI_TRE_DATA_DWORD0(info->len); mhi_tre->dword[1] = MHI_TRE_DATA_DWORD1(bei, eot, eob, chain); + trace_mhi_gen_tre(mhi_cntrl, mhi_chan, mhi_tre); /* increment WP */ mhi_add_ring_element(mhi_cntrl, tre_ring); mhi_add_ring_element(mhi_cntrl, buf_ring); @@ -1337,9 +1340,7 @@ static int mhi_update_channel_state(struct mhi_controller *mhi_cntrl, enum mhi_cmd_type cmd = MHI_CMD_NOP; int ret; - dev_dbg(dev, "%d: Updating channel state to: %s\n", mhi_chan->chan, - TO_CH_STATE_TYPE_STR(to_state)); - + trace_mhi_channel_command_start(mhi_cntrl, mhi_chan, to_state, TPS("Updating")); switch (to_state) { case MHI_CH_STATE_TYPE_RESET: write_lock_irq(&mhi_chan->lock); @@ -1406,9 +1407,7 @@ static int mhi_update_channel_state(struct mhi_controller *mhi_cntrl, write_unlock_irq(&mhi_chan->lock); } - dev_dbg(dev, "%d: Channel state change to %s successful\n", - mhi_chan->chan, TO_CH_STATE_TYPE_STR(to_state)); - + trace_mhi_channel_command_end(mhi_cntrl, mhi_chan, to_state, TPS("Updated")); exit_channel_update: mhi_cntrl->runtime_put(mhi_cntrl); mhi_device_put(mhi_cntrl->mhi_dev); |