From: Matthew Auld <matthew.auld@intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [PATCH 2/6] drm/i915: setup io-mapping for LMEM
Date: Fri, 18 Oct 2019 17:55:54 +0100 [thread overview]
Message-ID: <20191018165558.18518-2-matthew.auld@intel.com> (raw)
In-Reply-To: <20191018165558.18518-1-matthew.auld@intel.com>
From: Abdiel Janulgue <abdiel.janulgue@linux.intel.com>
Signed-off-by: Abdiel Janulgue <abdiel.janulgue@linux.intel.com>
Cc: Matthew Auld <matthew.auld@intel.com>
---
drivers/gpu/drm/i915/intel_region_lmem.c | 28 ++++++++++++++++++++++--
1 file changed, 26 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_region_lmem.c b/drivers/gpu/drm/i915/intel_region_lmem.c
index 7a3f96e1f766..051069664074 100644
--- a/drivers/gpu/drm/i915/intel_region_lmem.c
+++ b/drivers/gpu/drm/i915/intel_region_lmem.c
@@ -36,8 +36,32 @@ lmem_create_object(struct intel_memory_region *mem,
return obj;
}
+static void
+region_lmem_release(struct intel_memory_region *mem)
+{
+ io_mapping_fini(&mem->iomap);
+ intel_memory_region_release_buddy(mem);
+}
+
+static int
+region_lmem_init(struct intel_memory_region *mem)
+{
+ int ret;
+
+ if (!io_mapping_init_wc(&mem->iomap,
+ mem->io_start,
+ resource_size(&mem->region)))
+ return -EIO;
+
+ ret = intel_memory_region_init_buddy(mem);
+ if (ret)
+ io_mapping_fini(&mem->iomap);
+
+ return ret;
+}
+
const struct intel_memory_region_ops intel_region_lmem_ops = {
- .init = intel_memory_region_init_buddy,
- .release = intel_memory_region_release_buddy,
+ .init = region_lmem_init,
+ .release = region_lmem_release,
.create_object = lmem_create_object,
};
--
2.20.1
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next prev parent reply other threads:[~2019-10-18 16:56 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-18 16:55 [PATCH 1/6] drm/i915: support creating LMEM objects Matthew Auld
2019-10-18 16:55 ` Matthew Auld [this message]
2019-10-18 22:50 ` [PATCH 2/6] drm/i915: setup io-mapping for LMEM Chris Wilson
2019-10-18 16:55 ` [PATCH 3/6] drm/i915/lmem: support kernel mapping Matthew Auld
2019-10-18 22:48 ` Chris Wilson
2019-10-18 16:55 ` [PATCH 4/6] drm/i915/selftests: add write-dword test for LMEM Matthew Auld
2019-10-18 22:46 ` Chris Wilson
2019-10-18 16:55 ` [PATCH 5/6] drm/i915/selftests: extend coverage to include LMEM huge-pages Matthew Auld
2019-10-18 22:44 ` Chris Wilson
2019-10-18 16:55 ` [PATCH 6/6] drm/i915/selftests: prefer random sizes for the huge-GTT-page smoke tests Matthew Auld
2019-10-18 22:43 ` Chris Wilson
2019-10-18 17:54 ` ✗ Fi.CI.CHECKPATCH: warning for series starting with [1/6] drm/i915: support creating LMEM objects Patchwork
2019-10-18 17:57 ` ✗ Fi.CI.SPARSE: " Patchwork
2019-10-18 18:27 ` ✓ Fi.CI.BAT: success " Patchwork
2019-10-18 20:43 ` ✓ Fi.CI.IGT: " Patchwork
2019-10-18 21:48 ` [PATCH 1/6] " Chris Wilson
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