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-rw-r--r--meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0044-drm-amd-display-create-scratch_val_ctx-as-temp-w-a.patch59
1 files changed, 59 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0044-drm-amd-display-create-scratch_val_ctx-as-temp-w-a.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0044-drm-amd-display-create-scratch_val_ctx-as-temp-w-a.patch
new file mode 100644
index 00000000..0074de28
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0044-drm-amd-display-create-scratch_val_ctx-as-temp-w-a.patch
@@ -0,0 +1,59 @@
+From ea929e0dcb825f2fccaa097e6fbc5db0ac1a265e Mon Sep 17 00:00:00 2001
+From: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
+Date: Tue, 29 Nov 2016 13:11:08 -0500
+Subject: [PATCH 0044/4131] drm/amd/display: create scratch_val_ctx as temp w/a
+
+Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
+Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
+Acked-by: Harry Wentland <Harry.Wentland@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ drivers/gpu/drm/amd/display/dc/core/dc.c | 5 ++++-
+ drivers/gpu/drm/amd/display/dc/inc/core_dc.h | 1 +
+ 2 files changed, 5 insertions(+), 1 deletion(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
+index 70dc706..a3c5def 100644
+--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
++++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
+@@ -452,6 +452,8 @@ static void destruct(struct core_dc *dc)
+
+ dm_free(dc->temp_flip_context);
+ dc->temp_flip_context = NULL;
++ dm_free(dc->scratch_val_ctx);
++ dc->scratch_val_ctx = NULL;
+
+ destroy_links(dc);
+
+@@ -490,6 +492,7 @@ static bool construct(struct core_dc *dc,
+
+ dc->current_context = dm_alloc(sizeof(*dc->current_context));
+ dc->temp_flip_context = dm_alloc(sizeof(*dc->temp_flip_context));
++ dc->scratch_val_ctx = dm_alloc(sizeof(*dc->temp_flip_context));
+
+ if (!dc->current_context || !dc->temp_flip_context) {
+ dm_error("%s: failed to create validate ctx\n", __func__);
+@@ -1217,7 +1220,7 @@ bool dc_pre_update_surfaces_to_target(
+ goto unexpected_fail;
+ }
+ resource_validate_ctx_destruct(context);
+- dm_free(context);
++ core_dc->scratch_val_ctx = context;
+ context = temp_context;
+ }
+
+diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_dc.h b/drivers/gpu/drm/amd/display/dc/inc/core_dc.h
+index 7d6dc8e..b5a5207 100644
+--- a/drivers/gpu/drm/amd/display/dc/inc/core_dc.h
++++ b/drivers/gpu/drm/amd/display/dc/inc/core_dc.h
+@@ -24,6 +24,7 @@ struct core_dc {
+ /* TODO: determine max number of targets*/
+ struct validate_context *current_context;
+ struct validate_context *temp_flip_context;
++ struct validate_context *scratch_val_ctx;
+ struct resource_pool *res_pool;
+
+ /*Power State*/
+--
+2.7.4
+