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Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0256-drm-amd-display-Adding-FastUpdate-functionality.patch')
-rw-r--r--meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0256-drm-amd-display-Adding-FastUpdate-functionality.patch251
1 files changed, 0 insertions, 251 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0256-drm-amd-display-Adding-FastUpdate-functionality.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0256-drm-amd-display-Adding-FastUpdate-functionality.patch
deleted file mode 100644
index c900ce99..00000000
--- a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0256-drm-amd-display-Adding-FastUpdate-functionality.patch
+++ /dev/null
@@ -1,251 +0,0 @@
-From 4b3665f8dab4688fde9102041c2d66ff776b183b Mon Sep 17 00:00:00 2001
-From: Leon Elazar <leon.elazar@amd.com>
-Date: Wed, 1 Mar 2017 12:30:11 -0500
-Subject: [PATCH 0256/4131] drm/amd/display: Adding FastUpdate functionality
-
-Exposing DC Api dc_check_update_surfaces_for_stream
-validation will return the answer which type of update is required,
-so upper layers can is it safe to call the update API fro high IRQ yes/no.
-
-Signed-off-by: Leon Elazar <leon.elazar@amd.com>
-Acked-by: Harry Wentland <Harry.Wentland@amd.com>
-Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
-Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
----
- drivers/gpu/drm/amd/display/dc/core/dc.c | 149 ++++++++++++++++++++++++++-----
- drivers/gpu/drm/amd/display/dc/dc.h | 12 +++
- 2 files changed, 140 insertions(+), 21 deletions(-)
-
-diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
-index c34232c..27e31bd 100644
---- a/drivers/gpu/drm/amd/display/dc/core/dc.c
-+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
-@@ -1110,42 +1110,149 @@ static bool is_surface_in_context(
- return false;
- }
-
--enum surface_update_type {
-- UPDATE_TYPE_FAST, /* super fast, safe to execute in isr */
-- UPDATE_TYPE_MED, /* a lot of programming needed. may need to alloc */
-- UPDATE_TYPE_FULL, /* may need to shuffle resources */
--};
-+static unsigned int pixel_format_to_bpp(enum surface_pixel_format format)
-+{
-+ switch (format) {
-+ case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
-+ case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
-+ return 16;
-+ case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888:
-+ case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888:
-+ case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010:
-+ case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010:
-+ return 32;
-+ case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616:
-+ case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F:
-+ case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F:
-+ return 64;
-+ default:
-+ ASSERT_CRITICAL(false);
-+ return -1;
-+ }
-+}
-+
-+static enum surface_update_type get_plane_info_update_type(
-+ const struct dc_surface_update *u)
-+{
-+ struct dc_plane_info temp_plane_info = { { { { 0 } } } };
-+
-+ if (!u->plane_info)
-+ return UPDATE_TYPE_FAST;
-+
-+ /* Copy all parameters that will cause a full update
-+ * from current surface, the rest of the parameters
-+ * from provided plane configuration.
-+ * Perform memory compare and special validation
-+ * for those that can cause fast/medium updates
-+ */
-+
-+ /* Full update parameters */
-+ temp_plane_info.color_space = u->surface->color_space;
-+ temp_plane_info.dcc = u->surface->dcc;
-+ temp_plane_info.horizontal_mirror = u->surface->horizontal_mirror;
-+ temp_plane_info.plane_size = u->surface->plane_size;
-+ temp_plane_info.rotation = u->surface->rotation;
-+ temp_plane_info.stereo_format = u->surface->stereo_format;
-+ temp_plane_info.tiling_info = u->surface->tiling_info;
-+ temp_plane_info.visible = u->surface->visible;
-+
-+ /* Special Validation parameters */
-+ temp_plane_info.format = u->plane_info->format;
-+
-+ if (memcmp(u->plane_info, &temp_plane_info,
-+ sizeof(struct dc_plane_info)) != 0)
-+ return UPDATE_TYPE_FULL;
-+
-+ if (pixel_format_to_bpp(u->plane_info->format) !=
-+ pixel_format_to_bpp(u->surface->format)) {
-+ return UPDATE_TYPE_FULL;
-+ } else {
-+ return UPDATE_TYPE_MED;
-+ }
-+}
-+
-+static enum surface_update_type get_scaling_info_update_type(
-+ const struct dc_surface_update *u)
-+{
-+ struct dc_scaling_info temp_scaling_info = { { 0 } };
-+
-+ if (!u->scaling_info)
-+ return UPDATE_TYPE_FAST;
-+
-+ /* Copy all parameters that will cause a full update
-+ * from current surface, the rest of the parameters
-+ * from provided plane configuration.
-+ * Perform memory compare and special validation
-+ * for those that can cause fast/medium updates
-+ */
-+
-+ /* Full Update Parameters */
-+ temp_scaling_info.dst_rect = u->surface->dst_rect;
-+ temp_scaling_info.src_rect = u->surface->src_rect;
-+ temp_scaling_info.scaling_quality = u->surface->scaling_quality;
-+
-+ /* Special validation required */
-+ temp_scaling_info.clip_rect = u->scaling_info->clip_rect;
-+
-+ if (memcmp(u->scaling_info, &temp_scaling_info,
-+ sizeof(struct dc_scaling_info)) != 0)
-+ return UPDATE_TYPE_FULL;
-+
-+ /* Check Clip rectangles if not equal
-+ * difference is in offsets == > UPDATE_TYPE_FAST
-+ * difference is in dimensions == > UPDATE_TYPE_FULL
-+ */
-+ if (memcmp(&u->scaling_info->clip_rect,
-+ &u->surface->clip_rect, sizeof(struct rect)) != 0) {
-+ if ((u->scaling_info->clip_rect.height ==
-+ u->surface->clip_rect.height) &&
-+ (u->scaling_info->clip_rect.width ==
-+ u->surface->clip_rect.width)) {
-+ return UPDATE_TYPE_FAST;
-+ } else {
-+ return UPDATE_TYPE_FULL;
-+ }
-+ }
-+
-+ return UPDATE_TYPE_FAST;
-+}
-
- static enum surface_update_type det_surface_update(
- const struct core_dc *dc,
- const struct dc_surface_update *u)
- {
- const struct validate_context *context = dc->current_context;
--
-- if (u->scaling_info || u->plane_info)
-- /* todo: not all scale and plane_info update need full update
-- * ie. check if following is the same
-- * scale ratio, view port, surface bpp etc
-- */
-- return UPDATE_TYPE_FULL; /* may need bandwidth update */
-+ enum surface_update_type type = UPDATE_TYPE_FAST;
-+ enum surface_update_type overall_type = UPDATE_TYPE_FAST;
-
- if (!is_surface_in_context(context, u->surface))
- return UPDATE_TYPE_FULL;
-
-+ type = get_plane_info_update_type(u);
-+ if (overall_type < type)
-+ overall_type = type;
-+
-+ type = get_scaling_info_update_type(u);
-+ if (overall_type < type)
-+ overall_type = type;
-+
- if (u->in_transfer_func ||
- u->out_transfer_func ||
-- u->hdr_static_metadata)
-- return UPDATE_TYPE_MED;
-+ u->hdr_static_metadata) {
-+ if (overall_type < UPDATE_TYPE_MED)
-+ overall_type = UPDATE_TYPE_MED;
-+ }
-
-- return UPDATE_TYPE_FAST;
-+ return overall_type;
- }
-
--static enum surface_update_type check_update_surfaces_for_stream(
-- struct core_dc *dc,
-+enum surface_update_type dc_check_update_surfaces_for_stream(
-+ struct dc *dc,
- struct dc_surface_update *updates,
- int surface_count,
- const struct dc_stream_status *stream_status)
- {
-+ struct core_dc *core_dc = DC_TO_CORE(dc);
- int i;
- enum surface_update_type overall_type = UPDATE_TYPE_FAST;
-
-@@ -1154,7 +1261,7 @@ static enum surface_update_type check_update_surfaces_for_stream(
-
- for (i = 0 ; i < surface_count; i++) {
- enum surface_update_type type =
-- det_surface_update(dc, &updates[i]);
-+ det_surface_update(core_dc, &updates[i]);
-
- if (type == UPDATE_TYPE_FULL)
- return type;
-@@ -1184,8 +1291,8 @@ void dc_update_surfaces_for_stream(struct dc *dc,
- if (!stream_status)
- return; /* Cannot commit surface to stream that is not committed */
-
-- update_type = check_update_surfaces_for_stream(
-- core_dc, updates, surface_count, stream_status);
-+ update_type = dc_check_update_surfaces_for_stream(
-+ dc, updates, surface_count, stream_status);
-
- if (update_type >= update_surface_trace_level)
- update_surface_trace(dc, updates, surface_count);
-@@ -1321,7 +1428,7 @@ void dc_update_surfaces_for_stream(struct dc *dc,
- if (pipe_ctx->surface != surface)
- continue;
-
-- if (update_type == UPDATE_TYPE_FULL) {
-+ if (update_type >= UPDATE_TYPE_MED) {
- /* only apply for top pipe */
- if (!pipe_ctx->top_pipe) {
- core_dc->hwss.apply_ctx_for_surface(core_dc,
-diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
-index 2d84b18..69ae94b 100644
---- a/drivers/gpu/drm/amd/display/dc/dc.h
-+++ b/drivers/gpu/drm/amd/display/dc/dc.h
-@@ -379,6 +379,12 @@ bool dc_post_update_surfaces_to_stream(
- void dc_update_surfaces_for_stream(struct dc *dc, struct dc_surface_update *updates,
- int surface_count, const struct dc_stream *stream);
-
-+enum surface_update_type {
-+ UPDATE_TYPE_FAST, /* super fast, safe to execute in isr */
-+ UPDATE_TYPE_MED, /* a lot of programming needed. may need to alloc */
-+ UPDATE_TYPE_FULL, /* may need to shuffle resources */
-+};
-+
- /*******************************************************************************
- * Stream Interfaces
- ******************************************************************************/
-@@ -498,6 +504,12 @@ struct dc_stream_status {
- const struct dc_stream_status *dc_stream_get_status(
- const struct dc_stream *dc_stream);
-
-+enum surface_update_type dc_check_update_surfaces_for_stream(
-+ struct dc *dc,
-+ struct dc_surface_update *updates,
-+ int surface_count,
-+ const struct dc_stream_status *stream_status);
-+
- /*******************************************************************************
- * Link Interfaces
- ******************************************************************************/
---
-2.7.4
-
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-04-18 22:55:04 +0000