[Intel-gfx] [PATCH 3/5] drm/i915: Generate the engine name based on the instance number
Oscar Mateo
oscar.mateo at intel.com
Thu Apr 6 13:15:10 UTC 2017
On 04/06/2017 01:10 PM, Chris Wilson wrote:
> On Thu, Apr 06, 2017 at 05:55:42AM -0700, Oscar Mateo wrote:
>> Not really needed, but makes the next change a little bit more compact.
>>
>> v2:
>> - Use zero-based numbering for engine names: xcs0, xcs1.. xcsN (Tvrtko, Chris)
>> - Make sure the mock engine name is null-terminated (Tvrtko, Chris)
>>
>> Cc: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
>> Cc: Paulo Zanoni <paulo.r.zanoni at intel.com>
>> Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
>> Cc: Chris Wilson <chris at chris-wilson.co.uk>
>> Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
>> Signed-off-by: Oscar Mateo <oscar.mateo at intel.com>
>> ---
>> drivers/gpu/drm/i915/intel_engine_cs.c | 6 ++++--
>> drivers/gpu/drm/i915/intel_ringbuffer.h | 4 +++-
>> drivers/gpu/drm/i915/selftests/mock_engine.c | 2 +-
>> 3 files changed, 8 insertions(+), 4 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
>> index bb10847..2409908 100644
>> --- a/drivers/gpu/drm/i915/intel_engine_cs.c
>> +++ b/drivers/gpu/drm/i915/intel_engine_cs.c
>> @@ -71,7 +71,7 @@
>> .init_legacy = intel_init_bsd_ring_buffer,
>> },
>> [VCS2] = {
>> - .name = "vcs2",
>> + .name = "vcs",
>> .hw_id = VCS2_HW,
>> .exec_id = I915_EXEC_BSD,
>> .class = VIDEO_DECODE_CLASS,
>> @@ -100,6 +100,7 @@
>> {
>> const struct engine_info *info = &intel_engines[id];
>> struct intel_engine_cs *engine;
>> + char instance[3] = "";
>>
>> GEM_BUG_ON(dev_priv->engine[id]);
>> engine = kzalloc(sizeof(*engine), GFP_KERNEL);
>> @@ -108,7 +109,8 @@
>>
>> engine->id = id;
>> engine->i915 = dev_priv;
>> - engine->name = info->name;
>> + snprintf(instance, sizeof(instance), "%u", info->instance);
>> + snprintf(engine->name, sizeof(engine->name), "%s%s", info->name, instance);
> Huh? Please explain why not "%s%u", I'm feeling stupid.
> -Chris
>
No, I am the one feeling stupid. Please ignore...
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