diff options
Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0639-drm-amd-display-plumbing-to-allow-easy-print-of-HW-s.patch')
-rw-r--r-- | meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0639-drm-amd-display-plumbing-to-allow-easy-print-of-HW-s.patch | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0639-drm-amd-display-plumbing-to-allow-easy-print-of-HW-s.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0639-drm-amd-display-plumbing-to-allow-easy-print-of-HW-s.patch new file mode 100644 index 00000000..55cedeb9 --- /dev/null +++ b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0639-drm-amd-display-plumbing-to-allow-easy-print-of-HW-s.patch @@ -0,0 +1,107 @@ +From b478e4f096a5a7cc340ffedab26a18fb2cf518e0 Mon Sep 17 00:00:00 2001 +From: Tony Cheng <tony.cheng@amd.com> +Date: Thu, 20 Jul 2017 00:12:20 -0400 +Subject: [PATCH 0639/4131] drm/amd/display: plumbing to allow easy print of HW + state for DTN + +Signed-off-by: Tony Cheng <tony.cheng@amd.com> +Reviewed-by: Wesley Chalmers <Wesley.Chalmers@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 | 7 +++++++ + drivers/gpu/drm/amd/display/dc/dc.h | 2 ++ + drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 12 ++++++++++++ + drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h | 2 ++ + drivers/gpu/drm/amd/display/include/logger_interface.h | 4 ++++ + 5 files changed, 27 insertions(+) + +diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c +index eda36c7..ad1b905 100644 +--- a/drivers/gpu/drm/amd/display/dc/core/dc.c ++++ b/drivers/gpu/drm/amd/display/dc/core/dc.c +@@ -2035,3 +2035,10 @@ bool dc_init_dchub(struct dc *dc, struct dchub_init_data *dh_data) + + } + ++void dc_log_hw_state(struct dc *dc) ++{ ++ struct core_dc *core_dc = DC_TO_CORE(dc); ++ ++ if (core_dc->hwss.log_hw_state) ++ core_dc->hwss.log_hw_state(core_dc); ++} +diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h +index 7ecbff7..7b8e11c 100644 +--- a/drivers/gpu/drm/amd/display/dc/dc.h ++++ b/drivers/gpu/drm/amd/display/dc/dc.h +@@ -236,6 +236,8 @@ void dc_destroy(struct dc **dc); + + bool dc_init_dchub(struct dc *dc, struct dchub_init_data *dh_data); + ++void dc_log_hw_state(struct dc *dc); ++ + /******************************************************************************* + * Surface Interfaces + ******************************************************************************/ +diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +index 6543027..c0aa32b 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +@@ -1851,6 +1851,17 @@ static void dcn10_setup_stereo(struct pipe_ctx *pipe_ctx, struct core_dc *dc) + return; + } + ++static void dcn10_log_hw_state(struct core_dc *dc) ++{ ++ struct dc_context *dc_ctx = dc->ctx; ++ ++ DTN_INFO("%s: Hello World", __func__); ++ ++ /* todo: add meaningful register reads and print out HW state ++ * ++ */ ++} ++ + static bool dcn10_dummy_display_power_gating( + struct core_dc *dc, + uint8_t controller_id, +@@ -1887,6 +1898,7 @@ static const struct hw_sequencer_funcs dcn10_funcs = { + .set_static_screen_control = set_static_screen_control, + .setup_stereo = dcn10_setup_stereo, + .set_avmute = dce110_set_avmute, ++ .log_hw_state = dcn10_log_hw_state, + }; + + +diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h +index d94e8e4..4c027a9 100644 +--- a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h ++++ b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h +@@ -154,6 +154,8 @@ struct hw_sequencer_funcs { + struct core_dc *dc); + + void (*set_avmute)(struct pipe_ctx *pipe_ctx, bool enable); ++ ++ void (*log_hw_state)(struct core_dc *dc); + }; + + void color_space_to_black_color( +diff --git a/drivers/gpu/drm/amd/display/include/logger_interface.h b/drivers/gpu/drm/amd/display/include/logger_interface.h +index ce5fef2..c861e72 100644 +--- a/drivers/gpu/drm/amd/display/include/logger_interface.h ++++ b/drivers/gpu/drm/amd/display/include/logger_interface.h +@@ -123,6 +123,10 @@ void context_clock_trace( + dm_logger_write(dc_ctx->logger, LOG_ERROR, \ + __VA_ARGS__); + ++#define DTN_INFO(...) \ ++ dm_logger_write(dc_ctx->logger, LOG_DTN, \ ++ __VA_ARGS__) ++ + #define DC_SYNC_INFO(...) \ + dm_logger_write(dc_ctx->logger, LOG_SYNC, \ + __VA_ARGS__); +-- +2.7.4 + |