diff options
| -rw-r--r-- | drivers/gpu/drm/i915/intel_engine_cs.c | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 9856e24c7c43..ebdcbcbacb3c 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -1667,6 +1667,35 @@ static void print_request(struct drm_printer *m, rq->timeline->common->name); } +static void hexdump(struct drm_printer *m, const void *buf, size_t len) +{ + const size_t rowsize = 8 * sizeof(u32); + const void *prev = NULL; + bool skip = false; + size_t pos; + + for (pos = 0; pos < len; pos += rowsize) { + char line[128]; + + if (prev && !memcmp(prev, buf + pos, rowsize)) { + if (!skip) { + drm_printf(m, "*\n"); + skip = true; + } + continue; + } + + WARN_ON_ONCE(hex_dump_to_buffer(buf + pos, len - pos, + rowsize, sizeof(u32), + line, sizeof(line), + false) >= sizeof(line)); + drm_printf(m, "%08zx %s\n", pos, line); + + prev = buf + pos; + skip = false; + } +} + void intel_engine_dump(struct intel_engine_cs *engine, struct drm_printer *m, const char *header, ...) @@ -1869,8 +1898,11 @@ void intel_engine_dump(struct intel_engine_cs *engine, &engine->irq_posted)), yesno(test_bit(ENGINE_IRQ_EXECLIST, &engine->irq_posted))); + + drm_printf(m, "HWSP:\n"); + hexdump(m, engine->status_page.page_addr, PAGE_SIZE); + drm_printf(m, "Idle? %s\n", yesno(intel_engine_is_idle(engine))); - drm_printf(m, "\n"); } static u8 user_class_map[] = { |