From: Michal Wajdeczko Date: Fri, 17 Jan 2020 08:20:39 +0000 (+0000) Subject: drm/i915/guc: Introduce CT_DEBUG X-Git-Tag: v5.10.7~1861^2~24^2~1215 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=77b20896d57e91fbfa98b40ee5935b0a044aa29d;p=platform%2Fkernel%2Flinux-rpi.git drm/i915/guc: Introduce CT_DEBUG As we now have "ct" available almost in all functions we can start using dev variants of logs also for debug. Signed-off-by: Michal Wajdeczko Cc: Chris Wilson Cc: Daniele Ceraolo Spurio Reviewed-by: Daniele Ceraolo Spurio Signed-off-by: Chris Wilson Link: https://patchwork.freedesktop.org/patch/msgid/20200117082039.65644-6-michal.wajdeczko@intel.com --- diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c index a0aa79b..02b5433 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c @@ -10,9 +10,10 @@ #define CT_ERROR(_ct, _fmt, ...) \ DRM_DEV_ERROR(ct_to_dev(_ct), "CT: " _fmt, ##__VA_ARGS__) #ifdef CONFIG_DRM_I915_DEBUG_GUC -#define CT_DEBUG_DRIVER(...) DRM_DEBUG_DRIVER(__VA_ARGS__) +#define CT_DEBUG(_ct, _fmt, ...) \ + DRM_DEV_DEBUG_DRIVER(ct_to_dev(_ct), "CT: " _fmt, ##__VA_ARGS__) #else -#define CT_DEBUG_DRIVER(...) do { } while (0) +#define CT_DEBUG(...) do { } while (0) #endif struct ct_request { @@ -81,7 +82,6 @@ static inline const char *guc_ct_buffer_type_to_str(u32 type) static void guc_ct_buffer_desc_init(struct guc_ct_buffer_desc *desc, u32 cmds_addr, u32 size) { - CT_DEBUG_DRIVER("CT: init addr=%#x size=%u\n", cmds_addr, size); memset(desc, 0, sizeof(*desc)); desc->addr = cmds_addr; desc->size = size; @@ -90,8 +90,6 @@ static void guc_ct_buffer_desc_init(struct guc_ct_buffer_desc *desc, static void guc_ct_buffer_desc_reset(struct guc_ct_buffer_desc *desc) { - CT_DEBUG_DRIVER("CT: desc %p reset head=%u tail=%u\n", - desc, desc->head, desc->tail); desc->head = 0; desc->tail = 0; desc->is_in_error = 0; @@ -189,8 +187,7 @@ int intel_guc_ct_init(struct intel_guc_ct *ct) return err; } - CT_DEBUG_DRIVER("CT: vma base=%#x\n", - intel_guc_ggtt_offset(guc, ct->vma)); + CT_DEBUG(ct, "vma base=%#x\n", intel_guc_ggtt_offset(guc, ct->vma)); /* store pointers to desc and cmds */ for (i = 0; i < ARRAY_SIZE(ct->ctbs); i++) { @@ -224,7 +221,7 @@ void intel_guc_ct_fini(struct intel_guc_ct *ct) int intel_guc_ct_enable(struct intel_guc_ct *ct) { struct intel_guc *guc = ct_to_guc(ct); - u32 base; + u32 base, cmds, size; int err; int i; @@ -239,9 +236,10 @@ int intel_guc_ct_enable(struct intel_guc_ct *ct) */ for (i = 0; i < ARRAY_SIZE(ct->ctbs); i++) { GEM_BUG_ON((i != CTB_SEND) && (i != CTB_RECV)); - guc_ct_buffer_desc_init(ct->ctbs[i].desc, - base + PAGE_SIZE/4 * i + PAGE_SIZE/2, - PAGE_SIZE/4); + cmds = base + PAGE_SIZE / 4 * i + PAGE_SIZE / 2; + size = PAGE_SIZE / 4; + CT_DEBUG(ct, "%d: addr=%#x size=%u\n", i, cmds, size); + guc_ct_buffer_desc_init(ct->ctbs[i].desc, cmds, size); } /* @@ -356,9 +354,8 @@ static int ct_write(struct intel_guc_ct *ct, (want_response ? GUC_CT_MSG_SEND_STATUS : 0) | (action[0] << GUC_CT_MSG_ACTION_SHIFT); - CT_DEBUG_DRIVER("CT: writing %*ph %*ph %*ph\n", - 4, &header, 4, &fence, - 4 * (len - 1), &action[1]); + CT_DEBUG(ct, "writing %*ph %*ph %*ph\n", + 4, &header, 4, &fence, 4 * (len - 1), &action[1]); cmds[tail] = header; tail = (tail + 1) % size; @@ -553,8 +550,8 @@ int intel_guc_ct_send(struct intel_guc_ct *ct, const u32 *action, u32 len, CT_ERROR(ct, "Sending action %#x failed (err=%d status=%#X)\n", action[0], ret, status); } else if (unlikely(ret)) { - CT_DEBUG_DRIVER("CT: send action %#x returned %d (%#x)\n", - action[0], ret, ret); + CT_DEBUG(ct, "send action %#x returned %d (%#x)\n", + action[0], ret, ret); } mutex_unlock(&guc->send_mutex); @@ -608,7 +605,7 @@ static int ct_read(struct intel_guc_ct *ct, u32 *data) /* beware of buffer wrap case */ if (unlikely(available < 0)) available += size; - CT_DEBUG_DRIVER("CT: available %d (%u:%u)\n", available, head, tail); + CT_DEBUG(ct, "available %d (%u:%u)\n", available, head, tail); GEM_BUG_ON(available < 0); data[0] = cmds[head]; @@ -630,7 +627,7 @@ static int ct_read(struct intel_guc_ct *ct, u32 *data) data[i] = cmds[head]; head = (head + 1) % size; } - CT_DEBUG_DRIVER("CT: received %*ph\n", 4 * len, data); + CT_DEBUG(ct, "received %*ph\n", 4 * len, data); desc->head = head * 4; return 0; @@ -690,13 +687,13 @@ static int ct_handle_response(struct intel_guc_ct *ct, const u32 *msg) return -EPROTO; } - CT_DEBUG_DRIVER("CT: response fence %u status %#x\n", fence, status); + CT_DEBUG(ct, "response fence %u status %#x\n", fence, status); spin_lock(&ct->requests.lock); list_for_each_entry(req, &ct->requests.pending, link) { if (unlikely(fence != req->fence)) { - CT_DEBUG_DRIVER("CT: request %u awaits response\n", - req->fence); + CT_DEBUG(ct, "request %u awaits response\n", + req->fence); continue; } if (unlikely(datalen > req->response_len)) { @@ -724,7 +721,7 @@ static void ct_process_request(struct intel_guc_ct *ct, struct intel_guc *guc = ct_to_guc(ct); int ret; - CT_DEBUG_DRIVER("CT: request %x %*ph\n", action, 4 * len, payload); + CT_DEBUG(ct, "request %x %*ph\n", action, 4 * len, payload); switch (action) { case INTEL_GUC_ACTION_DEFAULT: