[Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for series starting with [01/34] drm/i915/execlists: Mark up priority boost on preemption (rev2)

Patchwork patchwork at emeril.freedesktop.org
Wed Jan 23 12:00:03 UTC 2019 

== Series Details ==

Series: series starting with [01/34] drm/i915/execlists: Mark up priority boost on preemption (rev2)
URL   : https://patchwork.freedesktop.org/series/55528/
State : warning

== Summary ==

$ dim checkpatch origin/drm-tip
a3cfcd69db36 drm/i915/execlists: Mark up priority boost on preemption
10d459a62e38 drm/i915/execlists: Suppress preempting self
-:18: WARNING:COMMIT_LOG_LONG_LINE: Possible unwrapped commit description (prefer a maximum 75 chars per line)
#18: 
References: a2bf92e8cc16 ("drm/i915/execlists: Avoid kicking priority on the current context")

-:18: ERROR:GIT_COMMIT_ID: Please use git commit description style 'commit <12+ chars of sha1> ("<title line>")' - ie: 'commit a2bf92e8cc16 ("drm/i915/execlists: Avoid kicking priority on the current context")'
#18: 
References: a2bf92e8cc16 ("drm/i915/execlists: Avoid kicking priority on the current context")

total: 1 errors, 1 warnings, 0 checks, 92 lines checked
dcf4a4c2fe84 drm/i915: Make all GPU resets atomic
-:24: CHECK:USLEEP_RANGE: usleep_range is preferred over udelay; see Documentation/timers/timers-howto.txt
#24: FILE: drivers/gpu/drm/i915/i915_reset.c:147:
+	udelay(50);

-:30: CHECK:USLEEP_RANGE: usleep_range is preferred over udelay; see Documentation/timers/timers-howto.txt
#30: FILE: drivers/gpu/drm/i915/i915_reset.c:152:
+	udelay(50);

total: 0 errors, 0 warnings, 2 checks, 111 lines checked
4a03a5667d92 drm/i915/guc: Disable global reset
3476465681a2 drm/i915: Remove GPU reset dependence on struct_mutex
-:878: WARNING:MEMORY_BARRIER: memory barrier without comment
#878: FILE: drivers/gpu/drm/i915/i915_reset.c:692:
+	smp_store_mb(i915->gpu_error.restart, NULL);

-:1031: WARNING:IF_0: Consider removing the code enclosed by this #if 0 and its #endif
#1031: FILE: drivers/gpu/drm/i915/i915_reset.c:920:
+#if 0

-:1302: WARNING:BOOL_BITFIELD: Avoid using bool as bitfield.  Prefer bool bitfields as unsigned int or u<8|16|32>
#1302: FILE: drivers/gpu/drm/i915/intel_hangcheck.c:35:
+	bool wedged:1;

-:1303: WARNING:BOOL_BITFIELD: Avoid using bool as bitfield.  Prefer bool bitfields as unsigned int or u<8|16|32>
#1303: FILE: drivers/gpu/drm/i915/intel_hangcheck.c:36:
+	bool stalled:1;

total: 0 errors, 4 warnings, 0 checks, 1729 lines checked
12191ab875dc drm/i915/selftests: Trim struct_mutex duration for set-wedged selftest
00a3c0fb6b45 drm/i915: Issue engine resets onto idle engines
399e8162cc6e drm/i915: Stop tracking MRU activity on VMA
efdf8e2689a2 drm/i915: Pull VM lists under the VM mutex.
a1a65ee34602 drm/i915: Move vma lookup to its own lock
-:161: WARNING:USE_SPINLOCK_T: struct spinlock should be spinlock_t
#161: FILE: drivers/gpu/drm/i915/i915_gem_object.h:94:
+		struct spinlock lock;

total: 0 errors, 1 warnings, 0 checks, 290 lines checked
da04ace11678 drm/i915: Always allocate an object/vma for the HWSP
a1911268d4ef drm/i915: Move list of timelines under its own lock
951f23aae0b5 drm/i915: Introduce concept of per-timeline (context) HWSP
095b07e9d68d drm/i915: Enlarge vma->pin_count
0747da7f8236 drm/i915: Allocate a status page for each timeline
e19bdb2707c7 drm/i915: Share per-timeline HWSP using a slab suballocator
-:80: CHECK:SPACING: No space is necessary after a cast
#80: FILE: drivers/gpu/drm/i915/i915_timeline.c:44:
+	BUILD_BUG_ON(BITS_PER_TYPE(u64) * CACHELINE_BYTES > PAGE_SIZE);

total: 0 errors, 0 warnings, 1 checks, 416 lines checked
e996dc446d99 drm/i915: Track the context's seqno in its own timeline HWSP
-:225: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#225: FILE: drivers/gpu/drm/i915/intel_lrc.c:2073:
 }
+static const int gen8_emit_breadcrumb_sz = 10 + WA_TAIL_DWORDS;

-:256: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#256: FILE: drivers/gpu/drm/i915/intel_lrc.c:2099:
 }
+static const int gen8_emit_breadcrumb_rcs_sz = 14 + WA_TAIL_DWORDS;

-:282: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#282: FILE: drivers/gpu/drm/i915/intel_ringbuffer.c:344:
 }
+static const int gen6_rcs_emit_breadcrumb_sz = 18;

-:305: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#305: FILE: drivers/gpu/drm/i915/intel_ringbuffer.c:451:
 }
+static const int gen7_rcs_emit_breadcrumb_sz = 10;

-:326: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#326: FILE: drivers/gpu/drm/i915/intel_ringbuffer.c:469:
 }
+static const int gen6_xcs_emit_breadcrumb_sz = 8;

-:354: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#354: FILE: drivers/gpu/drm/i915/intel_ringbuffer.c:499:
 }
+static const int gen7_xcs_emit_breadcrumb_sz = 10 + GEN7_XCS_WA * 3;

-:404: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#404: FILE: drivers/gpu/drm/i915/intel_ringbuffer.c:945:
 }
+static const int i9xx_emit_breadcrumb_sz = 8;

-:432: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#432: FILE: drivers/gpu/drm/i915/intel_ringbuffer.c:973:
 }
+static const int gen5_emit_breadcrumb_sz = GEN5_WA_STORES * 3 + 6;

total: 0 errors, 0 warnings, 8 checks, 471 lines checked
de57462d995b drm/i915: Track active timelines
c16ba49bd4fb drm/i915: Identify active requests
-:196: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#196: FILE: drivers/gpu/drm/i915/intel_lrc.c:2101:
 }
+static const int gen8_emit_fini_breadcrumb_sz = 10 + WA_TAIL_DWORDS;

-:208: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#208: FILE: drivers/gpu/drm/i915/intel_lrc.c:2127:
 }
+static const int gen8_emit_fini_breadcrumb_rcs_sz = 14 + WA_TAIL_DWORDS;

total: 0 errors, 0 warnings, 2 checks, 278 lines checked
4ceaaf382a3a drm/i915: Remove the intel_engine_notify tracepoint
779d269c1c4a drm/i915: Replace global breadcrumbs with per-context interrupt tracking
-:18: ERROR:GIT_COMMIT_ID: Please use git commit description style 'commit <12+ chars of sha1> ("<title line>")' - ie: 'commit 688e6c725816 ("drm/i915: Slaughter the thundering i915_wait_request herd")'
#18: 
Before commit 688e6c725816, the solution was simple. Every client waking

-:21: ERROR:GIT_COMMIT_ID: Please use git commit description style 'commit <12+ chars of sha1> ("<title line>")' - ie: 'commit 688e6c725816 ("drm/i915: Slaughter the thundering i915_wait_request herd")'
#21: 
688e6c725816 introduced an rbtree so that only the earliest waiter on

-:53: WARNING:COMMIT_LOG_LONG_LINE: Possible unwrapped commit description (prefer a maximum 75 chars per line)
#53: 
References: 688e6c725816 ("drm/i915: Slaughter the thundering i915_wait_request herd")

-:53: ERROR:GIT_COMMIT_ID: Please use git commit description style 'commit <12+ chars of sha1> ("<title line>")' - ie: 'commit 688e6c725816 ("drm/i915: Slaughter the thundering i915_wait_request herd")'
#53: 
References: 688e6c725816 ("drm/i915: Slaughter the thundering i915_wait_request herd")

-:2150: WARNING:FUNCTION_ARGUMENTS: function definition argument 'struct i915_gem_context *' should also have an identifier name
#2150: FILE: drivers/gpu/drm/i915/selftests/i915_request.c:258:
+	struct i915_request *(*request_alloc)(struct i915_gem_context *,

-:2150: WARNING:FUNCTION_ARGUMENTS: function definition argument 'struct intel_engine_cs *' should also have an identifier name
#2150: FILE: drivers/gpu/drm/i915/selftests/i915_request.c:258:
+	struct i915_request *(*request_alloc)(struct i915_gem_context *,

-:2173: WARNING:LINE_SPACING: Missing a blank line after declarations
#2173: FILE: drivers/gpu/drm/i915/selftests/i915_request.c:281:
+	struct i915_request **requests;
+	I915_RND_STATE(prng);

-:2603: WARNING:FILE_PATH_CHANGES: added, moved or deleted file(s), does MAINTAINERS need updating?
#2603: 
deleted file mode 100644

total: 3 errors, 5 warnings, 0 checks, 2549 lines checked
0e4b16cc65d1 drm/i915: Drop fake breadcrumb irq
6f083f333e1b drm/i915: Keep timeline HWSP allocated until the system is idle
eca588a4e40b drm/i915/execlists: Refactor out can_merge_rq()
4ae5953452b9 drm/i915: Use HW semaphores for inter-engine synchronisation on gen8+
-:296: CHECK:SPACING: spaces preferred around that '<<' (ctx:VxV)
#296: FILE: drivers/gpu/drm/i915/intel_gpu_commands.h:109:
+#define   MI_SEMAPHORE_SAD_GT_SDD	(0<<12)
                                  	  ^

-:298: CHECK:SPACING: spaces preferred around that '<<' (ctx:VxV)
#298: FILE: drivers/gpu/drm/i915/intel_gpu_commands.h:111:
+#define   MI_SEMAPHORE_SAD_LT_SDD	(2<<12)
                                  	  ^

-:299: CHECK:SPACING: spaces preferred around that '<<' (ctx:VxV)
#299: FILE: drivers/gpu/drm/i915/intel_gpu_commands.h:112:
+#define   MI_SEMAPHORE_SAD_LTE_SDD	(3<<12)
                                   	  ^

-:300: CHECK:SPACING: spaces preferred around that '<<' (ctx:VxV)
#300: FILE: drivers/gpu/drm/i915/intel_gpu_commands.h:113:
+#define   MI_SEMAPHORE_SAD_EQ_SDD	(4<<12)
                                  	  ^

-:301: CHECK:SPACING: spaces preferred around that '<<' (ctx:VxV)
#301: FILE: drivers/gpu/drm/i915/intel_gpu_commands.h:114:
+#define   MI_SEMAPHORE_SAD_NEQ_SDD	(5<<12)
                                   	  ^

total: 0 errors, 0 warnings, 5 checks, 259 lines checked
cb287c2a9e41 drm/i915: Prioritise non-busywait semaphore workloads
39186577611a drm/i915: Replace global_seqno with a hangcheck heartbeat seqno
-:122: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#122: FILE: drivers/gpu/drm/i915/intel_lrc.c:2131:
 }
+static const int gen8_emit_fini_breadcrumb_sz = 14 + WA_TAIL_DWORDS;

-:143: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#143: FILE: drivers/gpu/drm/i915/intel_lrc.c:2162:
 }
+static const int gen8_emit_fini_breadcrumb_rcs_sz = 20 + WA_TAIL_DWORDS;

-:170: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#170: FILE: drivers/gpu/drm/i915/intel_ringbuffer.c:472:
 }
+static const int gen6_xcs_emit_breadcrumb_sz = 10;

-:195: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#195: FILE: drivers/gpu/drm/i915/intel_ringbuffer.c:507:
 }
+static const int gen7_xcs_emit_breadcrumb_sz = 14 + GEN7_XCS_WA * 3;

-:218: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#218: FILE: drivers/gpu/drm/i915/intel_ringbuffer.c:958:
 }
+static const int i9xx_emit_breadcrumb_sz = 12;

-:243: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#243: FILE: drivers/gpu/drm/i915/intel_ringbuffer.c:989:
 }
+static const int gen5_emit_breadcrumb_sz = GEN5_WA_STORES * 3 + 8;

total: 0 errors, 0 warnings, 6 checks, 236 lines checked

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