All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH 1/3] amdgpu: Prepare DCN floating point macros for generic
@ 2019-12-07 22:47 Timothy Pearson
  2019-12-07 22:47 ` [PATCH 2/3] amdgpu: Enable initial DCN support on POWER Timothy Pearson
  2019-12-12 22:41 ` [PATCH 1/3] amdgpu: Prepare DCN floating point macros for generic Alex Deucher
  0 siblings, 2 replies; 4+ messages in thread
From: Timothy Pearson @ 2019-12-07 22:47 UTC (permalink / raw)
  To: amd-gfx

 arch support

Introduce DC_FP_START()/DC_FP_END() macros to help enable floating
point kernel mode support across various architectures.

Signed-off-by: Timothy Pearson <tpearson@raptorengineering.com>
---
 .../gpu/drm/amd/display/dc/calcs/dcn_calcs.c  | 24 +++++++++----------
 .../drm/amd/display/dc/dcn20/dcn20_resource.c |  4 ++--
 .../drm/amd/display/dc/dcn21/dcn21_resource.c |  4 ++--
 drivers/gpu/drm/amd/display/dc/os_types.h     |  3 +++
 4 files changed, 19 insertions(+), 16 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c b/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c
index 9b2cb57bf2ba..cd5471263248 100644
--- a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c
+++ b/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c
@@ -626,7 +626,7 @@ static bool dcn_bw_apply_registry_override(struct dc *dc)
 {
 	bool updated = false;
 
-	kernel_fpu_begin();
+	DC_FP_START();
 	if ((int)(dc->dcn_soc->sr_exit_time * 1000) != dc->debug.sr_exit_time_ns
 			&& dc->debug.sr_exit_time_ns) {
 		updated = true;
@@ -662,7 +662,7 @@ static bool dcn_bw_apply_registry_override(struct dc *dc)
 		dc->dcn_soc->dram_clock_change_latency =
 				dc->debug.dram_clock_change_latency_ns / 1000.0;
 	}
-	kernel_fpu_end();
+	DC_FP_END();
 
 	return updated;
 }
@@ -742,7 +742,7 @@ bool dcn_validate_bandwidth(
 		dcn_bw_sync_calcs_and_dml(dc);
 
 	memset(v, 0, sizeof(*v));
-	kernel_fpu_begin();
+	DC_FP_START();
 
 	v->sr_exit_time = dc->dcn_soc->sr_exit_time;
 	v->sr_enter_plus_exit_time = dc->dcn_soc->sr_enter_plus_exit_time;
@@ -1275,7 +1275,7 @@ bool dcn_validate_bandwidth(
 	bw_limit = dc->dcn_soc->percent_disp_bw_limit * v->fabric_and_dram_bandwidth_vmax0p9;
 	bw_limit_pass = (v->total_data_read_bandwidth / 1000.0) < bw_limit;
 
-	kernel_fpu_end();
+	DC_FP_END();
 
 	PERFORMANCE_TRACE_END();
 	BW_VAL_TRACE_FINISH();
@@ -1443,7 +1443,7 @@ void dcn_bw_update_from_pplib(struct dc *dc)
 	res = dm_pp_get_clock_levels_by_type_with_voltage(
 			ctx, DM_PP_CLOCK_TYPE_FCLK, &fclks);
 
-	kernel_fpu_begin();
+	DC_FP_START();
 
 	if (res)
 		res = verify_clock_values(&fclks);
@@ -1463,12 +1463,12 @@ void dcn_bw_update_from_pplib(struct dc *dc)
 	} else
 		BREAK_TO_DEBUGGER();
 
-	kernel_fpu_end();
+	DC_FP_END();
 
 	res = dm_pp_get_clock_levels_by_type_with_voltage(
 			ctx, DM_PP_CLOCK_TYPE_DCFCLK, &dcfclks);
 
-	kernel_fpu_begin();
+	DC_FP_START();
 
 	if (res)
 		res = verify_clock_values(&dcfclks);
@@ -1481,7 +1481,7 @@ void dcn_bw_update_from_pplib(struct dc *dc)
 	} else
 		BREAK_TO_DEBUGGER();
 
-	kernel_fpu_end();
+	DC_FP_END();
 }
 
 void dcn_bw_notify_pplib_of_wm_ranges(struct dc *dc)
@@ -1496,11 +1496,11 @@ void dcn_bw_notify_pplib_of_wm_ranges(struct dc *dc)
 	if (!pp || !pp->set_wm_ranges)
 		return;
 
-	kernel_fpu_begin();
+	DC_FP_START();
 	min_fclk_khz = dc->dcn_soc->fabric_and_dram_bandwidth_vmin0p65 * 1000000 / 32;
 	min_dcfclk_khz = dc->dcn_soc->dcfclkv_min0p65 * 1000;
 	socclk_khz = dc->dcn_soc->socclk * 1000;
-	kernel_fpu_end();
+	DC_FP_END();
 
 	/* Now notify PPLib/SMU about which Watermarks sets they should select
 	 * depending on DPM state they are in. And update BW MGR GFX Engine and
@@ -1551,7 +1551,7 @@ void dcn_bw_notify_pplib_of_wm_ranges(struct dc *dc)
 
 void dcn_bw_sync_calcs_and_dml(struct dc *dc)
 {
-	kernel_fpu_begin();
+	DC_FP_START();
 	DC_LOG_BANDWIDTH_CALCS("sr_exit_time: %f ns\n"
 			"sr_enter_plus_exit_time: %f ns\n"
 			"urgent_latency: %f ns\n"
@@ -1740,5 +1740,5 @@ void dcn_bw_sync_calcs_and_dml(struct dc *dc)
 	dc->dml.ip.bug_forcing_LC_req_same_size_fixed =
 		dc->dcn_ip->bug_forcing_luma_and_chroma_request_to_same_size_fixed == dcn_bw_yes;
 	dc->dml.ip.dcfclk_cstate_latency = dc->dcn_ip->dcfclk_cstate_latency;
-	kernel_fpu_end();
+	DC_FP_END();
 }
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index 09793336d84f..74ad6f09c1d4 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -3243,7 +3243,7 @@ void dcn20_update_bounding_box(struct dc *dc, struct _vcs_dpi_soc_bounding_box_s
 
 void dcn20_patch_bounding_box(struct dc *dc, struct _vcs_dpi_soc_bounding_box_st *bb)
 {
-	kernel_fpu_begin();
+	DC_FP_START();
 	if ((int)(bb->sr_exit_time_us * 1000) != dc->bb_overrides.sr_exit_time_ns
 			&& dc->bb_overrides.sr_exit_time_ns) {
 		bb->sr_exit_time_us = dc->bb_overrides.sr_exit_time_ns / 1000.0;
@@ -3267,7 +3267,7 @@ void dcn20_patch_bounding_box(struct dc *dc, struct _vcs_dpi_soc_bounding_box_st
 		bb->dram_clock_change_latency_us =
 				dc->bb_overrides.dram_clock_change_latency_ns / 1000.0;
 	}
-	kernel_fpu_end();
+	DC_FP_END();
 }
 
 static struct _vcs_dpi_soc_bounding_box_st *get_asic_rev_soc_bb(
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
index 459bd9a5caed..ce4d38e91054 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c
@@ -1017,7 +1017,7 @@ static void calculate_wm_set_for_vlevel(
 
 static void patch_bounding_box(struct dc *dc, struct _vcs_dpi_soc_bounding_box_st *bb)
 {
-	kernel_fpu_begin();
+	DC_FP_START();
 	if (dc->bb_overrides.sr_exit_time_ns) {
 		bb->sr_exit_time_us = dc->bb_overrides.sr_exit_time_ns / 1000.0;
 	}
@@ -1035,7 +1035,7 @@ static void patch_bounding_box(struct dc *dc, struct _vcs_dpi_soc_bounding_box_s
 		bb->dram_clock_change_latency_us =
 				dc->bb_overrides.dram_clock_change_latency_ns / 1000.0;
 	}
-	kernel_fpu_end();
+	DC_FP_END();
 }
 
 void dcn21_calculate_wm(
diff --git a/drivers/gpu/drm/amd/display/dc/os_types.h b/drivers/gpu/drm/amd/display/dc/os_types.h
index 30ec80ac6fc8..938735bf624d 100644
--- a/drivers/gpu/drm/amd/display/dc/os_types.h
+++ b/drivers/gpu/drm/amd/display/dc/os_types.h
@@ -1,5 +1,6 @@
 /*
  * Copyright 2012-16 Advanced Micro Devices, Inc.
+ * Copyright 2019 Raptor Engineering, LLC
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -50,6 +51,8 @@
 
 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
 #include <asm/fpu/api.h>
+#define DC_FP_START() kernel_fpu_begin()
+#define DC_FP_END() kernel_fpu_end()
 #endif
 
 /*
-- 
2.20.1
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply related	[flat|nested] 4+ messages in thread
end of thread, other threads:[~2019-12-12 22:41 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-12-07 22:47 [PATCH 1/3] amdgpu: Prepare DCN floating point macros for generic Timothy Pearson
2019-12-07 22:47 ` [PATCH 2/3] amdgpu: Enable initial DCN support on POWER Timothy Pearson
2019-12-07 22:48   ` [PATCH 3/3] amdgpu: Wrap FPU dependent functions in dc20 Timothy Pearson
2019-12-12 22:41 ` [PATCH 1/3] amdgpu: Prepare DCN floating point macros for generic Alex Deucher

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.