From: Mika Kuoppala Date: Wed, 16 Nov 2016 15:20:34 +0000 (+0200) Subject: drm/i915: Wipe hang stats as an embedded struct X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=bc1d53c64773e89175766e8c77cc96aa0763de4a;p=openwrt%2Fstaging%2Fblogic.git drm/i915: Wipe hang stats as an embedded struct Bannable property, banned status, guilty and active counts are properties of i915_gem_context. Make them so. v2: rebase Cc: Chris Wilson Reviewed-by: Chris Wilson Signed-off-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/1479309634-28574-1-git-send-email-mika.kuoppala@intel.com --- diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 1f0b5c37f6de..c7d5f7a30fe8 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -913,25 +913,6 @@ enum i915_cache_level { I915_CACHE_WT, /* hsw:gt3e WriteThrough for scanouts */ }; -struct i915_ctx_hang_stats { - /* This context had batch pending when hang was declared */ - unsigned batch_pending; - - /* This context had batch active when hang was declared */ - unsigned batch_active; - - bool bannable:1; - - /* This context is banned to submit more work */ - bool banned:1; - -#define CONTEXT_SCORE_GUILTY 10 -#define CONTEXT_SCORE_BAN_THRESHOLD 40 - /* Accumulated score of hangs caused by this context */ - int ban_score; -}; - -/* This must match up with the value previously used for execbuf2.rsvd1. */ #define DEFAULT_CONTEXT_HANDLE 0 /** @@ -961,8 +942,6 @@ struct i915_gem_context { struct pid *pid; const char *name; - struct i915_ctx_hang_stats hang_stats; - unsigned long flags; #define CONTEXT_NO_ZEROMAP BIT(0) #define CONTEXT_NO_ERROR_CAPTURE BIT(1) @@ -991,6 +970,16 @@ struct i915_gem_context { u8 remap_slice; bool closed:1; + bool bannable:1; + bool banned:1; + + unsigned int guilty_count; /* guilty of a hang */ + unsigned int active_count; /* active during hang */ + +#define CONTEXT_SCORE_GUILTY 10 +#define CONTEXT_SCORE_BAN_THRESHOLD 40 + /* Accumulated score of hangs caused by this context */ + int ban_score; }; enum fb_op_origin { diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index a8118386a23b..b38d4f8d1875 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2622,15 +2622,13 @@ err_unlock: static bool i915_context_is_banned(const struct i915_gem_context *ctx) { - const struct i915_ctx_hang_stats *hs = &ctx->hang_stats; - - if (hs->banned) + if (ctx->banned) return true; - if (!hs->bannable) + if (!ctx->bannable) return false; - if (hs->ban_score >= CONTEXT_SCORE_BAN_THRESHOLD) { + if (ctx->ban_score >= CONTEXT_SCORE_BAN_THRESHOLD) { DRM_DEBUG("context hanging too often, banning!\n"); return true; } @@ -2640,20 +2638,19 @@ static bool i915_context_is_banned(const struct i915_gem_context *ctx) static void i915_gem_context_mark_guilty(struct i915_gem_context *ctx) { - struct i915_ctx_hang_stats *hs = &ctx->hang_stats; - - hs->ban_score += CONTEXT_SCORE_GUILTY; + ctx->ban_score += CONTEXT_SCORE_GUILTY; - hs->banned = i915_context_is_banned(ctx); - hs->batch_active++; + ctx->banned = i915_context_is_banned(ctx); + ctx->guilty_count++; DRM_DEBUG_DRIVER("context %s marked guilty (score %d) banned? %s\n", - ctx->name, hs->ban_score, yesno(hs->banned)); + ctx->name, ctx->ban_score, + yesno(ctx->banned)); if (!ctx->file_priv) return; - if (hs->banned) { + if (ctx->banned) { ctx->file_priv->context_bans++; DRM_DEBUG_DRIVER("client %s has has %d context banned\n", @@ -2664,9 +2661,7 @@ static void i915_gem_context_mark_guilty(struct i915_gem_context *ctx) static void i915_gem_context_mark_innocent(struct i915_gem_context *ctx) { - struct i915_ctx_hang_stats *hs = &ctx->hang_stats; - - hs->batch_pending++; + ctx->active_count++; } struct drm_i915_gem_request * diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 88d59866c433..f82936a2fcce 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -331,7 +331,7 @@ __create_hw_context(struct drm_device *dev, * is no remap info, it will be a NOP. */ ctx->remap_slice = ALL_L3_SLICES(dev_priv); - ctx->hang_stats.bannable = true; + ctx->bannable = true; ctx->ring_size = 4 * PAGE_SIZE; ctx->desc_template = GEN8_CTX_ADDRESSING_MODE(dev_priv) << GEN8_CTX_ADDRESSING_MODE_SHIFT; @@ -1115,7 +1115,7 @@ int i915_gem_context_getparam_ioctl(struct drm_device *dev, void *data, args->value = !!(ctx->flags & CONTEXT_NO_ERROR_CAPTURE); break; case I915_CONTEXT_PARAM_BANNABLE: - args->value = ctx->hang_stats.bannable; + args->value = ctx->bannable; break; default: ret = -EINVAL; @@ -1172,7 +1172,7 @@ int i915_gem_context_setparam_ioctl(struct drm_device *dev, void *data, else if (!capable(CAP_SYS_ADMIN) && !args->value) ret = -EPERM; else - ctx->hang_stats.bannable = args->value; + ctx->bannable = args->value; break; default: ret = -EINVAL; @@ -1188,7 +1188,6 @@ int i915_gem_context_reset_stats_ioctl(struct drm_device *dev, { struct drm_i915_private *dev_priv = to_i915(dev); struct drm_i915_reset_stats *args = data; - struct i915_ctx_hang_stats *hs; struct i915_gem_context *ctx; int ret; @@ -1207,15 +1206,14 @@ int i915_gem_context_reset_stats_ioctl(struct drm_device *dev, mutex_unlock(&dev->struct_mutex); return PTR_ERR(ctx); } - hs = &ctx->hang_stats; if (capable(CAP_SYS_ADMIN)) args->reset_count = i915_reset_count(&dev_priv->gpu_error); else args->reset_count = 0; - args->batch_active = hs->batch_active; - args->batch_pending = hs->batch_pending; + args->batch_active = ctx->guilty_count; + args->batch_pending = ctx->active_count; mutex_unlock(&dev->struct_mutex); diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 097d9d8c2315..522ecfb4dc9d 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -1232,14 +1232,12 @@ i915_gem_validate_context(struct drm_device *dev, struct drm_file *file, struct intel_engine_cs *engine, const u32 ctx_id) { struct i915_gem_context *ctx; - struct i915_ctx_hang_stats *hs; ctx = i915_gem_context_lookup(file->driver_priv, ctx_id); if (IS_ERR(ctx)) return ctx; - hs = &ctx->hang_stats; - if (hs->banned) { + if (ctx->banned) { DRM_DEBUG("Context %u tried to submit while banned\n", ctx_id); return ERR_PTR(-EIO); } diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 60e63956ea19..9f37eaa3723a 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -264,8 +264,8 @@ static void i915_gem_request_retire(struct drm_i915_gem_request *request) } /* Retirement decays the ban score as it is a sign of ctx progress */ - if (request->ctx->hang_stats.ban_score > 0) - request->ctx->hang_stats.ban_score--; + if (request->ctx->ban_score > 0) + request->ctx->ban_score--; i915_gem_context_put(request->ctx); diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index af4f0ef4fa08..82458ea60150 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1172,7 +1172,7 @@ static void record_request(struct drm_i915_gem_request *request, struct drm_i915_error_request *erq) { erq->context = request->ctx->hw_id; - erq->ban_score = request->ctx->hang_stats.ban_score; + erq->ban_score = request->ctx->ban_score; erq->seqno = request->global_seqno; erq->jiffies = request->emitted_jiffies; erq->head = request->head;