[Intel-gfx] [PATCH] drm/i915: move i915_coherent_map_type() to i915_gem_pages.c and un-inline

Matthew Auld matthew.auld at intel.com
Tue Sep 20 16:59:14 UTC 2022


On 15/09/2022 08:49, Tvrtko Ursulin wrote:
> 
> On 14/09/2022 17:35, Jani Nikula wrote:
>> The inline function has no place in i915_drv.h. Move it away, un-inline,
>> and untangle some header dependencies while at it.
>>
>> Cc: Matthew Auld <matthew.auld at intel.com>
>> Cc: Tvrtko Ursulin <tvrtko.ursulin at linux.intel.com>
>> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
>>
>> ---
>>
>> I don't know where this belongs, I just know it doesn't belong in
>> i915_drv.h.
> 
> Don't know either.. it straddles the line between objects and platforms 
> by definition. Maybe Matt will have an idea or opinion.

gem_pages.c seems like a good enough spot to me.

Acked-by: Matthew Auld <matthew.auld at intel.com>

> 
> Regards,
> 
> Tvrtko
> 
>> I first tried moving it as inline, but it's really annoying as an inline
>> because it needs to pull in i915_drv.h, i915_gem_lmem.h, and
>> i915_gem_object_types.h.
>> ---
>>   drivers/gpu/drm/i915/display/intel_dpt.c           |  1 +
>>   drivers/gpu/drm/i915/gem/i915_gem_object.h         |  4 ++++
>>   drivers/gpu/drm/i915/gem/i915_gem_pages.c          | 12 ++++++++++++
>>   drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c |  1 +
>>   drivers/gpu/drm/i915/gt/intel_gsc.c                |  1 +
>>   drivers/gpu/drm/i915/gt/intel_migrate.c            |  1 +
>>   drivers/gpu/drm/i915/gt/selftest_migrate.c         |  1 +
>>   drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c         |  1 +
>>   drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c  |  1 +
>>   drivers/gpu/drm/i915/i915_drv.h                    | 13 -------------
>>   drivers/gpu/drm/i915/selftests/i915_gem_gtt.c      |  1 +
>>   11 files changed, 24 insertions(+), 13 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/i915/display/intel_dpt.c 
>> b/drivers/gpu/drm/i915/display/intel_dpt.c
>> index ac587647e1f5..ad1a37b515fb 100644
>> --- a/drivers/gpu/drm/i915/display/intel_dpt.c
>> +++ b/drivers/gpu/drm/i915/display/intel_dpt.c
>> @@ -5,6 +5,7 @@
>>   #include "gem/i915_gem_domain.h"
>>   #include "gem/i915_gem_internal.h"
>> +#include "gem/i915_gem_lmem.h"
>>   #include "gt/gen8_ppgtt.h"
>>   #include "i915_drv.h"
>> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h 
>> b/drivers/gpu/drm/i915/gem/i915_gem_object.h
>> index 7317d4102955..a3b7551a57fc 100644
>> --- a/drivers/gpu/drm/i915/gem/i915_gem_object.h
>> +++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h
>> @@ -482,6 +482,10 @@ void *__must_check i915_gem_object_pin_map(struct 
>> drm_i915_gem_object *obj,
>>   void *__must_check i915_gem_object_pin_map_unlocked(struct 
>> drm_i915_gem_object *obj,
>>                               enum i915_map_type type);
>> +enum i915_map_type i915_coherent_map_type(struct drm_i915_private *i915,
>> +                      struct drm_i915_gem_object *obj,
>> +                      bool always_coherent);
>> +
>>   void __i915_gem_object_flush_map(struct drm_i915_gem_object *obj,
>>                    unsigned long offset,
>>                    unsigned long size);
>> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pages.c 
>> b/drivers/gpu/drm/i915/gem/i915_gem_pages.c
>> index 4df50b049cea..16f845663ff2 100644
>> --- a/drivers/gpu/drm/i915/gem/i915_gem_pages.c
>> +++ b/drivers/gpu/drm/i915/gem/i915_gem_pages.c
>> @@ -466,6 +466,18 @@ void *i915_gem_object_pin_map_unlocked(struct 
>> drm_i915_gem_object *obj,
>>       return ret;
>>   }
>> +enum i915_map_type i915_coherent_map_type(struct drm_i915_private *i915,
>> +                      struct drm_i915_gem_object *obj,
>> +                      bool always_coherent)
>> +{
>> +    if (i915_gem_object_is_lmem(obj))
>> +        return I915_MAP_WC;
>> +    if (HAS_LLC(i915) || always_coherent)
>> +        return I915_MAP_WB;
>> +    else
>> +        return I915_MAP_WC;
>> +}
>> +
>>   void __i915_gem_object_flush_map(struct drm_i915_gem_object *obj,
>>                    unsigned long offset,
>>                    unsigned long size)
>> diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c 
>> b/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c
>> index b73c91aa5450..1cae24349a96 100644
>> --- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c
>> +++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c
>> @@ -8,6 +8,7 @@
>>   #include <linux/prime_numbers.h>
>>   #include "gem/i915_gem_internal.h"
>> +#include "gem/i915_gem_lmem.h"
>>   #include "gem/i915_gem_region.h"
>>   #include "gem/i915_gem_ttm.h"
>>   #include "gem/i915_gem_ttm_move.h"
>> diff --git a/drivers/gpu/drm/i915/gt/intel_gsc.c 
>> b/drivers/gpu/drm/i915/gt/intel_gsc.c
>> index 7af6db3194dd..d56f75b605d8 100644
>> --- a/drivers/gpu/drm/i915/gt/intel_gsc.c
>> +++ b/drivers/gpu/drm/i915/gt/intel_gsc.c
>> @@ -7,6 +7,7 @@
>>   #include <linux/mei_aux.h>
>>   #include "i915_drv.h"
>>   #include "i915_reg.h"
>> +#include "gem/i915_gem_lmem.h"
>>   #include "gem/i915_gem_region.h"
>>   #include "gt/intel_gsc.h"
>>   #include "gt/intel_gt.h"
>> diff --git a/drivers/gpu/drm/i915/gt/intel_migrate.c 
>> b/drivers/gpu/drm/i915/gt/intel_migrate.c
>> index aaaf1906026c..b405a04135ca 100644
>> --- a/drivers/gpu/drm/i915/gt/intel_migrate.c
>> +++ b/drivers/gpu/drm/i915/gt/intel_migrate.c
>> @@ -10,6 +10,7 @@
>>   #include "intel_gtt.h"
>>   #include "intel_migrate.h"
>>   #include "intel_ring.h"
>> +#include "gem/i915_gem_lmem.h"
>>   struct insert_pte_data {
>>       u64 offset;
>> diff --git a/drivers/gpu/drm/i915/gt/selftest_migrate.c 
>> b/drivers/gpu/drm/i915/gt/selftest_migrate.c
>> index 2b0c87999949..0dc5309c90a4 100644
>> --- a/drivers/gpu/drm/i915/gt/selftest_migrate.c
>> +++ b/drivers/gpu/drm/i915/gt/selftest_migrate.c
>> @@ -6,6 +6,7 @@
>>   #include <linux/sort.h>
>>   #include "gem/i915_gem_internal.h"
>> +#include "gem/i915_gem_lmem.h"
>>   #include "selftests/i915_random.h"
>> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c 
>> b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
>> index 74cbe8eaf531..657f0beb8e06 100644
>> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
>> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
>> @@ -5,6 +5,7 @@
>>   #include <linux/bsearch.h>
>> +#include "gem/i915_gem_lmem.h"
>>   #include "gt/intel_engine_regs.h"
>>   #include "gt/intel_gt.h"
>>   #include "gt/intel_gt_mcr.h"
>> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c 
>> b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
>> index 22ba66e48a9b..ca6f47496869 100644
>> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
>> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
>> @@ -6,6 +6,7 @@
>>   #include <linux/circ_buf.h>
>>   #include "gem/i915_gem_context.h"
>> +#include "gem/i915_gem_lmem.h"
>>   #include "gt/gen8_engine_cs.h"
>>   #include "gt/intel_breadcrumbs.h"
>>   #include "gt/intel_context.h"
>> diff --git a/drivers/gpu/drm/i915/i915_drv.h 
>> b/drivers/gpu/drm/i915/i915_drv.h
>> index 9f9372931fd2..524b5ee495be 100644
>> --- a/drivers/gpu/drm/i915/i915_drv.h
>> +++ b/drivers/gpu/drm/i915/i915_drv.h
>> @@ -40,7 +40,6 @@
>>   #include "display/intel_display_core.h"
>>   #include "gem/i915_gem_context_types.h"
>> -#include "gem/i915_gem_lmem.h"
>>   #include "gem/i915_gem_shrinker.h"
>>   #include "gem/i915_gem_stolen.h"
>> @@ -985,16 +984,4 @@ mkwrite_device_info(struct drm_i915_private 
>> *dev_priv)
>>       return (struct intel_device_info *)INTEL_INFO(dev_priv);
>>   }
>> -static inline enum i915_map_type
>> -i915_coherent_map_type(struct drm_i915_private *i915,
>> -               struct drm_i915_gem_object *obj, bool always_coherent)
>> -{
>> -    if (i915_gem_object_is_lmem(obj))
>> -        return I915_MAP_WC;
>> -    if (HAS_LLC(i915) || always_coherent)
>> -        return I915_MAP_WB;
>> -    else
>> -        return I915_MAP_WC;
>> -}
>> -
>>   #endif
>> diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c 
>> b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
>> index e050a2de5fd1..ea2cf1080979 100644
>> --- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
>> +++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
>> @@ -27,6 +27,7 @@
>>   #include "gem/i915_gem_context.h"
>>   #include "gem/i915_gem_internal.h"
>> +#include "gem/i915_gem_lmem.h"
>>   #include "gem/i915_gem_region.h"
>>   #include "gem/selftests/mock_context.h"
>>   #include "gt/intel_context.h"


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