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| author | Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com> | 2018-02-10 06:49:27 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-03-14 12:13:58 +0300 |
| commit | 007bb7d6c77ef2243dabf9c4132afa68bec82817 (patch) | |
| tree | dde8d47c0b5d00c2790e0af43d8602d0c2b42411 /arch/powerpc/platforms/powernv/vas-window.c | |
| parent | 45ddea8a73a25461387eb8e87f3e0ecca084799b (diff) | |
| download | linux-007bb7d6c77ef2243dabf9c4132afa68bec82817.tar.xz | |
powerpc/vas: Add a couple of trace points
Add a couple of trace points in the VAS driver
Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
[mpe: Add SPDX tag to new header]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms/powernv/vas-window.c')
| -rw-r--r-- | arch/powerpc/platforms/powernv/vas-window.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/powernv/vas-window.c b/arch/powerpc/platforms/powernv/vas-window.c index b7c53a51c31b..ff9f48812331 100644 --- a/arch/powerpc/platforms/powernv/vas-window.c +++ b/arch/powerpc/platforms/powernv/vas-window.c @@ -21,6 +21,9 @@ #include "vas.h" #include "copy-paste.h" +#define CREATE_TRACE_POINTS +#include "vas-trace.h" + /* * Compute the paste address region for the window @window using the * ->paste_base_addr and ->paste_win_id_shift we got from device tree. @@ -880,6 +883,8 @@ struct vas_window *vas_rx_win_open(int vasid, enum vas_cop_type cop, struct vas_winctx winctx; struct vas_instance *vinst; + trace_vas_rx_win_open(current, vasid, cop, rxattr); + if (!rx_win_args_valid(cop, rxattr)) return ERR_PTR(-EINVAL); @@ -1008,6 +1013,8 @@ struct vas_window *vas_tx_win_open(int vasid, enum vas_cop_type cop, struct vas_winctx winctx; struct vas_instance *vinst; + trace_vas_tx_win_open(current, vasid, cop, attr); + if (!tx_win_args_valid(cop, attr)) return ERR_PTR(-EINVAL); @@ -1100,6 +1107,8 @@ int vas_paste_crb(struct vas_window *txwin, int offset, bool re) void *addr; uint64_t val; + trace_vas_paste_crb(current, txwin); + /* * Only NX windows are supported for now and hardware assumes * report-enable flag is set for NX windows. Ensure software |