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

Patchwork patchwork at emeril.freedesktop.org
Tue Jan 22 00:09:51 UTC 2019 

== Series Details ==

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

== Summary ==

$ dim checkpatch origin/drm-tip
096d4f120d3e drm/i915/execlists: Mark up priority boost on preemption
85c9694f46a4 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
58648274db42 drm/i915: Show all active engines on hangcheck
fd236ee5650b drm/i915/selftests: Refactor common live_test framework
-:435: WARNING:FILE_PATH_CHANGES: added, moved or deleted file(s), does MAINTAINERS need updating?
#435: 
new file mode 100644

-:440: WARNING:SPDX_LICENSE_TAG: Missing or malformed SPDX-License-Identifier tag in line 1
#440: FILE: drivers/gpu/drm/i915/selftests/igt_live_test.c:1:
+/*

-:531: WARNING:SPDX_LICENSE_TAG: Missing or malformed SPDX-License-Identifier tag in line 1
#531: FILE: drivers/gpu/drm/i915/selftests/igt_live_test.h:1:
+/*

total: 0 errors, 3 warnings, 0 checks, 496 lines checked
424a90dd6d68 drm/i915/selftests: Track evict objects explicitly
-:12: WARNING:COMMIT_LOG_LONG_LINE: Possible unwrapped commit description (prefer a maximum 75 chars per line)
#12: 
References: 71fc448c1aaf ("drm/i915/selftests: Make evict tolerant of foreign objects")

-:12: ERROR:GIT_COMMIT_ID: Please use git commit description style 'commit <12+ chars of sha1> ("<title line>")' - ie: 'commit 71fc448c1aaf ("drm/i915/selftests: Make evict tolerant of foreign objects")'
#12: 
References: 71fc448c1aaf ("drm/i915/selftests: Make evict tolerant of foreign objects")

total: 1 errors, 1 warnings, 0 checks, 256 lines checked
525322709fa3 drm/i915/selftests: Create a clean GGTT for vma/gtt selftesting
-:393: WARNING:LONG_LINE: line over 100 characters
#393: FILE: drivers/gpu/drm/i915/selftests/i915_vma.c:265:
+		VALID(0, PIN_GLOBAL | PIN_MAPPABLE | PIN_OFFSET_FIXED | (ggtt->mappable_end - 4096)),

-:416: WARNING:LONG_LINE: line over 100 characters
#416: FILE: drivers/gpu/drm/i915/selftests/i915_vma.c:280:
+		INVALID(8192, PIN_GLOBAL | PIN_MAPPABLE | PIN_OFFSET_FIXED | (ggtt->mappable_end - 4096)),

-:435: WARNING:LONG_LINE: line over 100 characters
#435: FILE: drivers/gpu/drm/i915/selftests/i915_vma.c:294:
+		NOSPACE(8192, PIN_GLOBAL | PIN_MAPPABLE | PIN_OFFSET_BIAS | (ggtt->mappable_end - 4096)),

total: 0 errors, 3 warnings, 0 checks, 520 lines checked
82cdc06b4a39 drm/i915: Refactor out intel_context_init()
912b47059d6e 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
00695a093e1f drm/i915/guc: Disable global reset
f6dd5893f7b8 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
faf113b5e213 drm/i915/selftests: Trim struct_mutex duration for set-wedged selftest
789901576adf drm/i915: Issue engine resets onto idle engines
4f90b7cb5b32 drm/i915: Stop tracking MRU activity on VMA
3e5e7f676feb drm/i915: Pull VM lists under the VM mutex.
ef26f0a3b3db 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
f2c29c8ca52c drm/i915: Always allocate an object/vma for the HWSP
25604144be52 drm/i915: Move list of timelines under its own lock
b048cc2c6473 drm/i915/selftests: Use common mock_engine::advance
744111bb6c5e drm/i915: Tidy common test_bit probing of i915_request->fence.flags
e817b79ab8b6 drm/i915: Introduce concept of per-timeline (context) HWSP
d2f9c373370e drm/i915: Enlarge vma->pin_count
74aa9e1fc5b3 drm/i915: Allocate a status page for each timeline
5f0f0c9295ff drm/i915: Share per-timeline HWSP using a slab suballocator
-:79: CHECK:SPACING: No space is necessary after a cast
#79: 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
daf8d943452d drm/i915: Track the context's seqno in its own timeline HWSP
-:224: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#224: FILE: drivers/gpu/drm/i915/intel_lrc.c:2073:
 }
+static const int gen8_emit_breadcrumb_sz = 10 + WA_TAIL_DWORDS;

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

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

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

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

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

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

-:431: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#431: 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
4daf132957fc drm/i915: Track active timelines
6671fcc878bd drm/i915: Identify active requests
-:195: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#195: FILE: drivers/gpu/drm/i915/intel_lrc.c:2101:
 }
+static const int gen8_emit_fini_breadcrumb_sz = 10 + WA_TAIL_DWORDS;

-:207: CHECK:LINE_SPACING: Please use a blank line after function/struct/union/enum declarations
#207: 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
063e9cd8eb0a drm/i915: Remove the intel_engine_notify tracepoint
9534b50448fe 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

-:49: WARNING:COMMIT_LOG_LONG_LINE: Possible unwrapped commit description (prefer a maximum 75 chars per line)
#49: 
References: 688e6c725816 ("drm/i915: Slaughter the thundering i915_wait_request herd")

-:49: 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")'
#49: 
References: 688e6c725816 ("drm/i915: Slaughter the thundering i915_wait_request herd")

-:1997: WARNING:FUNCTION_ARGUMENTS: function definition argument 'struct i915_gem_context *' should also have an identifier name
#1997: FILE: drivers/gpu/drm/i915/selftests/i915_request.c:258:
+	struct i915_request *(*request_alloc)(struct i915_gem_context *,

-:1997: WARNING:FUNCTION_ARGUMENTS: function definition argument 'struct intel_engine_cs *' should also have an identifier name
#1997: FILE: drivers/gpu/drm/i915/selftests/i915_request.c:258:
+	struct i915_request *(*request_alloc)(struct i915_gem_context *,

-:2021: WARNING:LINE_SPACING: Missing a blank line after declarations
#2021: FILE: drivers/gpu/drm/i915/selftests/i915_request.c:282:
+	struct i915_request **requests;
+	I915_RND_STATE(prng);

-:2428: WARNING:FILE_PATH_CHANGES: added, moved or deleted file(s), does MAINTAINERS need updating?
#2428: 
deleted file mode 100644

total: 3 errors, 5 warnings, 0 checks, 2387 lines checked
09c15d6b8399 drm/i915: Drop fake breadcrumb irq
6a7f5b9d1dfc drm/i915: Keep timeline HWSP allocated until the system is idle
4c26f95d5c56 drm/i915/execlists: Refactor out can_merge_rq()
f557fb2f2149 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
2befa074162f drm/i915: Prioritise non-busywait semaphore workloads
6cedf9409751 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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