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-rw-r--r--common/recipes-kernel/linux/linux-yocto-4.14.71/5489-drm-amd-display-Calculate-swizzle-mode-using-bpp-dur.patch213
1 files changed, 213 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/5489-drm-amd-display-Calculate-swizzle-mode-using-bpp-dur.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/5489-drm-amd-display-Calculate-swizzle-mode-using-bpp-dur.patch
new file mode 100644
index 00000000..da2be7dc
--- /dev/null
+++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/5489-drm-amd-display-Calculate-swizzle-mode-using-bpp-dur.patch
@@ -0,0 +1,213 @@
+From d65fce193c443c6d29ac5252941de442203a633a Mon Sep 17 00:00:00 2001
+From: Su Sung Chung <Su.Chung@amd.com>
+Date: Thu, 13 Sep 2018 15:26:08 -0400
+Subject: [PATCH 5489/5725] drm/amd/display: Calculate swizzle mode using bpp
+ during validation
+
+[Why]
+Previously bandwidth validation was failing because swizzle mode was not
+initialized during plane_state allocation. The swizzle mode was
+calculated using pixed format which is how swizzle mode is initially
+calculated in addrlib.
+
+[How]
+* Set default swizzle mode for validation to DC_SW_UNKNOWN
+* Created new function in dcn10_assign_swizzle_mode which sets the
+ plane swizzle mode based on selected pixed format
+* Added the call of assign_swizzle_mode into dc_validate_global_state
+* Set failsafe swizzle mode back to DC_SW_LINEAR
+
+Signed-off-by: Su Sung Chung <Su.Chung@amd.com>
+Reviewed-by: Eric Yang <eric.yang2@amd.com>
+Acked-by: Leo Li <sunpeng.li@amd.com>
+---
+ drivers/gpu/drm/amd/display/dc/core/dc.c | 30 ++----------------
+ drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 37 ++++++++++++++++++++++
+ drivers/gpu/drm/amd/display/dc/dc_hw_types.h | 3 +-
+ .../gpu/drm/amd/display/dc/dcn10/dcn10_resource.c | 21 +++++++++++-
+ drivers/gpu/drm/amd/display/dc/inc/core_types.h | 3 ++
+ drivers/gpu/drm/amd/display/dc/inc/resource.h | 3 ++
+ 6 files changed, 67 insertions(+), 30 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
+index 080b9cb..2d1e774 100644
+--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
++++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
+@@ -1139,32 +1139,6 @@ static bool is_surface_in_context(
+ return false;
+ }
+
+-static unsigned int pixel_format_to_bpp(enum surface_pixel_format format)
+-{
+- switch (format) {
+- case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr:
+- case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb:
+- return 12;
+- case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
+- case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
+- case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr:
+- case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb:
+- 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)
+ {
+ union surface_update_flags *update_flags = &u->surface->update_flags;
+@@ -1198,8 +1172,8 @@ static enum surface_update_type get_plane_info_update_type(const struct dc_surfa
+ || u->plane_info->dcc.grph.meta_pitch != u->surface->dcc.grph.meta_pitch)
+ update_flags->bits.dcc_change = 1;
+
+- if (pixel_format_to_bpp(u->plane_info->format) !=
+- pixel_format_to_bpp(u->surface->format))
++ if (resource_pixel_format_to_bpp(u->plane_info->format) !=
++ resource_pixel_format_to_bpp(u->surface->format))
+ /* different bytes per element will require full bandwidth
+ * and DML calculation
+ */
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+index 28a9b24..4942810 100644
+--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
++++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+@@ -2082,6 +2082,14 @@ enum dc_status dc_validate_global_state(
+ if (pipe_ctx->stream != stream)
+ continue;
+
++ if (dc->res_pool->funcs->get_default_swizzle_mode &&
++ pipe_ctx->plane_state &&
++ pipe_ctx->plane_state->tiling_info.gfx9.swizzle == DC_SW_UNKNOWN) {
++ result = dc->res_pool->funcs->get_default_swizzle_mode(pipe_ctx->plane_state);
++ if (result != DC_OK)
++ return result;
++ }
++
+ /* Switch to dp clock source only if there is
+ * no non dp stream that shares the same timing
+ * with the dp stream.
+@@ -2871,3 +2879,32 @@ enum dc_status dc_validate_plane(struct dc *dc, const struct dc_plane_state *pla
+
+ return res;
+ }
++
++unsigned int resource_pixel_format_to_bpp(enum surface_pixel_format format)
++{
++ switch (format) {
++ case SURFACE_PIXEL_FORMAT_GRPH_PALETA_256_COLORS:
++ return 8;
++ case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr:
++ case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb:
++ return 12;
++ case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555:
++ case SURFACE_PIXEL_FORMAT_GRPH_RGB565:
++ case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr:
++ case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb:
++ 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:
++ case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010_XR_BIAS:
++ 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;
++ }
++}
+diff --git a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
+index 57f57cf..7825e4b 100644
+--- a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
++++ b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
+@@ -289,7 +289,8 @@ enum swizzle_mode_values {
+ DC_SW_VAR_S_X = 29,
+ DC_SW_VAR_D_X = 30,
+ DC_SW_VAR_R_X = 31,
+- DC_SW_MAX
++ DC_SW_MAX = 32,
++ DC_SW_UNKNOWN = DC_SW_MAX
+ };
+
+ union dc_tiling_info {
+diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
+index e148f70..910f0b4 100644
+--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
+@@ -1131,6 +1131,24 @@ static enum dc_status dcn10_validate_plane(const struct dc_plane_state *plane_st
+ return DC_OK;
+ }
+
++static enum dc_status dcn10_get_default_swizzle_mode(struct dc_plane_state *plane_state)
++{
++ enum dc_status result = DC_OK;
++
++ enum surface_pixel_format surf_pix_format = plane_state->format;
++ unsigned int bpp = resource_pixel_format_to_bpp(surf_pix_format);
++
++ enum swizzle_mode_values swizzle = DC_SW_LINEAR;
++
++ if (bpp == 64)
++ swizzle = DC_SW_64KB_D;
++ else
++ swizzle = DC_SW_64KB_S;
++
++ plane_state->tiling_info.gfx9.swizzle = swizzle;
++ return result;
++}
++
+ static const struct dc_cap_funcs cap_funcs = {
+ .get_dcc_compression_cap = dcn10_get_dcc_compression_cap
+ };
+@@ -1141,7 +1159,8 @@ static const struct resource_funcs dcn10_res_pool_funcs = {
+ .validate_bandwidth = dcn_validate_bandwidth,
+ .acquire_idle_pipe_for_layer = dcn10_acquire_idle_pipe_for_layer,
+ .validate_plane = dcn10_validate_plane,
+- .add_stream_to_ctx = dcn10_add_stream_to_ctx
++ .add_stream_to_ctx = dcn10_add_stream_to_ctx,
++ .get_default_swizzle_mode = dcn10_get_default_swizzle_mode
+ };
+
+ static uint32_t read_pipe_fuses(struct dc_context *ctx)
+diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
+index d7dadfd..879c34e 100644
+--- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h
++++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
+@@ -119,6 +119,9 @@ struct resource_funcs {
+ struct dc *dc,
+ struct dc_state *new_ctx,
+ struct dc_stream_state *stream);
++ enum dc_status (*get_default_swizzle_mode)(
++ struct dc_plane_state *plane_state);
++
+ };
+
+ struct audio_support{
+diff --git a/drivers/gpu/drm/amd/display/dc/inc/resource.h b/drivers/gpu/drm/amd/display/dc/inc/resource.h
+index 76d00c6..33b99e3 100644
+--- a/drivers/gpu/drm/amd/display/dc/inc/resource.h
++++ b/drivers/gpu/drm/amd/display/dc/inc/resource.h
+@@ -172,4 +172,7 @@ void update_audio_usage(
+ const struct resource_pool *pool,
+ struct audio *audio,
+ bool acquired);
++
++unsigned int resource_pixel_format_to_bpp(enum surface_pixel_format format);
++
+ #endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_RESOURCE_H_ */
+--
+2.7.4
+