diff options
Diffstat (limited to 'drivers/platform/surface/aggregator/ssh_request_layer.c')
| -rw-r--r-- | drivers/platform/surface/aggregator/ssh_request_layer.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/platform/surface/aggregator/ssh_request_layer.c b/drivers/platform/surface/aggregator/ssh_request_layer.c index 66c839a995f3..b649d71840fd 100644 --- a/drivers/platform/surface/aggregator/ssh_request_layer.c +++ b/drivers/platform/surface/aggregator/ssh_request_layer.c @@ -22,6 +22,8 @@ #include "ssh_packet_layer.h" #include "ssh_request_layer.h" +#include "trace.h" + /* * SSH_RTL_REQUEST_TIMEOUT - Request timeout. * @@ -144,6 +146,8 @@ static void ssh_rtl_complete_with_status(struct ssh_request *rqst, int status) { struct ssh_rtl *rtl = ssh_request_rtl(rqst); + trace_ssam_request_complete(rqst, status); + /* rtl/ptl may not be set if we're canceling before submitting. */ rtl_dbg_cond(rtl, "rtl: completing request (rqid: %#06x, status: %d)\n", ssh_request_get_rqid_safe(rqst), status); @@ -157,6 +161,8 @@ static void ssh_rtl_complete_with_rsp(struct ssh_request *rqst, { struct ssh_rtl *rtl = ssh_request_rtl(rqst); + trace_ssam_request_complete(rqst, 0); + rtl_dbg(rtl, "rtl: completing request with response (rqid: %#06x)\n", ssh_request_get_rqid(rqst)); @@ -329,6 +335,8 @@ static void ssh_rtl_tx_work_fn(struct work_struct *work) */ int ssh_rtl_submit(struct ssh_rtl *rtl, struct ssh_request *rqst) { + trace_ssam_request_submit(rqst); + /* * Ensure that requests expecting a response are sequenced. If this * invariant ever changes, see the comment in ssh_rtl_complete() on what @@ -439,6 +447,8 @@ static void ssh_rtl_complete(struct ssh_rtl *rtl, struct ssh_request *p, *n; u16 rqid = get_unaligned_le16(&command->rqid); + trace_ssam_rx_response_received(command, command_data->len); + /* * Get request from pending based on request ID and mark it as response * received and locked. @@ -688,6 +698,8 @@ bool ssh_rtl_cancel(struct ssh_request *rqst, bool pending) if (test_and_set_bit(SSH_REQUEST_SF_CANCELED_BIT, &rqst->state)) return true; + trace_ssam_request_cancel(rqst); + if (pending) canceled = ssh_rtl_cancel_pending(rqst); else @@ -779,6 +791,8 @@ static void ssh_rtl_timeout_reap(struct work_struct *work) ktime_t timeout = rtl->rtx_timeout.timeout; ktime_t next = KTIME_MAX; + trace_ssam_rtl_timeout_reap(atomic_read(&rtl->pending.count)); + /* * Mark reaper as "not pending". This is done before checking any * requests to avoid lost-update type problems. @@ -822,6 +836,8 @@ static void ssh_rtl_timeout_reap(struct work_struct *work) /* Cancel and complete the request. */ list_for_each_entry_safe(r, n, &claimed, node) { + trace_ssam_request_timeout(r); + /* * At this point we've removed the packet from pending. This * means that we've obtained the last (only) reference of the @@ -849,6 +865,8 @@ static void ssh_rtl_timeout_reap(struct work_struct *work) static void ssh_rtl_rx_event(struct ssh_rtl *rtl, const struct ssh_command *cmd, const struct ssam_span *data) { + trace_ssam_rx_event_received(cmd, data->len); + rtl_dbg(rtl, "rtl: handling event (rqid: %#06x)\n", get_unaligned_le16(&cmd->rqid)); |