From: Ramalingam C <ramalingam.c@intel.com> To: intel-gfx <intel-gfx@lists.freedesktop.org>, Chris Wilson <chris@chris-wilson.co.uk> Cc: Matthew Auld <matthew.auld@intel.com> Subject: [PATCH v4 1/2] drm/i915: lookup for mem_region of a mem_type Date: Wed, 6 Nov 2019 21:38:18 +0530 [thread overview] Message-ID: <20191106160819.25233-1-ramalingam.c@intel.com> (raw) Lookup function to retrieve the pointer to a memory region of a mem_type. Signed-off-by: Ramalingam C <ramalingam.c@intel.com> cc: Matthew Auld <matthew.auld@intel.com> --- drivers/gpu/drm/i915/intel_memory_region.c | 12 ++++++++++++ drivers/gpu/drm/i915/intel_memory_region.h | 3 +++ 2 files changed, 15 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_memory_region.c b/drivers/gpu/drm/i915/intel_memory_region.c index baaeaecc64af..ae899df7a1c2 100644 --- a/drivers/gpu/drm/i915/intel_memory_region.c +++ b/drivers/gpu/drm/i915/intel_memory_region.c @@ -16,6 +16,18 @@ const u32 intel_region_map[] = { [INTEL_REGION_STOLEN] = REGION_MAP(INTEL_MEMORY_STOLEN, 0), }; +struct intel_memory_region * +intel_memory_region_lookup(struct drm_i915_private *i915, + enum intel_memory_type mem_type) +{ + enum intel_region_id id; + + for (id = INTEL_REGION_SMEM; id < INTEL_REGION_UNKNOWN; id++) + if (i915->mm.regions[id]->type == mem_type) + return i915->mm.regions[id]; + return NULL; +} + static u64 intel_memory_region_free_pages(struct intel_memory_region *mem, struct list_head *blocks) diff --git a/drivers/gpu/drm/i915/intel_memory_region.h b/drivers/gpu/drm/i915/intel_memory_region.h index 238722009677..d210936c4d72 100644 --- a/drivers/gpu/drm/i915/intel_memory_region.h +++ b/drivers/gpu/drm/i915/intel_memory_region.h @@ -125,5 +125,8 @@ void intel_memory_region_put(struct intel_memory_region *mem); int intel_memory_regions_hw_probe(struct drm_i915_private *i915); void intel_memory_regions_driver_release(struct drm_i915_private *i915); +struct intel_memory_region * +intel_memory_region_lookup(struct drm_i915_private *i915, + enum intel_memory_type mem_type); #endif -- 2.20.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx
WARNING: multiple messages have this Message-ID (diff)
From: Ramalingam C <ramalingam.c@intel.com> To: intel-gfx <intel-gfx@lists.freedesktop.org>, Chris Wilson <chris@chris-wilson.co.uk> Cc: Matthew Auld <matthew.auld@intel.com> Subject: [Intel-gfx] [PATCH v4 1/2] drm/i915: lookup for mem_region of a mem_type Date: Wed, 6 Nov 2019 21:38:18 +0530 [thread overview] Message-ID: <20191106160819.25233-1-ramalingam.c@intel.com> (raw) Message-ID: <20191106160818.KJHywRH2RuQ2_yhOmdsPH1EfKRdPoS90SYxu2fLFtc4@z> (raw) Lookup function to retrieve the pointer to a memory region of a mem_type. Signed-off-by: Ramalingam C <ramalingam.c@intel.com> cc: Matthew Auld <matthew.auld@intel.com> --- drivers/gpu/drm/i915/intel_memory_region.c | 12 ++++++++++++ drivers/gpu/drm/i915/intel_memory_region.h | 3 +++ 2 files changed, 15 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_memory_region.c b/drivers/gpu/drm/i915/intel_memory_region.c index baaeaecc64af..ae899df7a1c2 100644 --- a/drivers/gpu/drm/i915/intel_memory_region.c +++ b/drivers/gpu/drm/i915/intel_memory_region.c @@ -16,6 +16,18 @@ const u32 intel_region_map[] = { [INTEL_REGION_STOLEN] = REGION_MAP(INTEL_MEMORY_STOLEN, 0), }; +struct intel_memory_region * +intel_memory_region_lookup(struct drm_i915_private *i915, + enum intel_memory_type mem_type) +{ + enum intel_region_id id; + + for (id = INTEL_REGION_SMEM; id < INTEL_REGION_UNKNOWN; id++) + if (i915->mm.regions[id]->type == mem_type) + return i915->mm.regions[id]; + return NULL; +} + static u64 intel_memory_region_free_pages(struct intel_memory_region *mem, struct list_head *blocks) diff --git a/drivers/gpu/drm/i915/intel_memory_region.h b/drivers/gpu/drm/i915/intel_memory_region.h index 238722009677..d210936c4d72 100644 --- a/drivers/gpu/drm/i915/intel_memory_region.h +++ b/drivers/gpu/drm/i915/intel_memory_region.h @@ -125,5 +125,8 @@ void intel_memory_region_put(struct intel_memory_region *mem); int intel_memory_regions_hw_probe(struct drm_i915_private *i915); void intel_memory_regions_driver_release(struct drm_i915_private *i915); +struct intel_memory_region * +intel_memory_region_lookup(struct drm_i915_private *i915, + enum intel_memory_type mem_type); #endif -- 2.20.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx
next reply other threads:[~2019-11-06 16:08 UTC|newest] Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-11-06 16:08 Ramalingam C [this message] 2019-11-06 16:08 ` [Intel-gfx] [PATCH v4 1/2] drm/i915: lookup for mem_region of a mem_type Ramalingam C 2019-11-06 16:08 ` [PATCH v4 2/2] drm/i915: Create dumb buffer from LMEM Ramalingam C 2019-11-06 16:08 ` [Intel-gfx] " Ramalingam C 2019-11-07 9:45 ` Chris Wilson 2019-11-07 9:45 ` [Intel-gfx] " Chris Wilson 2019-11-06 16:15 ` [PATCH v4 1/2] drm/i915: lookup for mem_region of a mem_type Tang, CQ 2019-11-06 16:15 ` [Intel-gfx] " Tang, CQ 2019-11-06 16:25 ` Ramalingam C 2019-11-06 16:25 ` [Intel-gfx] " Ramalingam C 2019-11-06 20:14 ` ✓ Fi.CI.BAT: success for series starting with [v4,1/2] " Patchwork 2019-11-06 20:14 ` [Intel-gfx] " Patchwork 2019-11-07 21:19 ` ✓ Fi.CI.IGT: " Patchwork 2019-11-07 21:19 ` [Intel-gfx] " Patchwork 2019-12-02 6:54 [PATCH v4 1/2] " Ramalingam C
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