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From b28613871a2ee3fa67ee67d18a9a47603ecf4cb2 Mon Sep 17 00:00:00 2001
From: Jordan Lazare <Jordan.Lazare@amd.com>
Date: Mon, 30 Nov 2015 17:55:33 -0500
Subject: [PATCH 0586/1110] drm/amd/dal: Fix uint64 vs int64 warnings

Signed-off-by: Jordan Lazare <Jordan.Lazare@amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
---
 drivers/gpu/drm/amd/dal/dc/calcs/bandwidth_calcs.c |  8 ++++----
 drivers/gpu/drm/amd/dal/dc/calcs/bw_fixed.c        | 12 ++++++++----
 drivers/gpu/drm/amd/dal/dc/core/dc_resource.c      |  4 ++--
 3 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/amd/dal/dc/calcs/bandwidth_calcs.c b/drivers/gpu/drm/amd/dal/dc/calcs/bandwidth_calcs.c
index e9fc75f..542b3d7 100644
--- a/drivers/gpu/drm/amd/dal/dc/calcs/bandwidth_calcs.c
+++ b/drivers/gpu/drm/amd/dal/dc/calcs/bandwidth_calcs.c
@@ -1357,8 +1357,8 @@ static void calculate_bandwidth(const struct bw_calcs_input_dceip *dceip,
 			int_to_fixed(4));
 	}
 
-	div64_u64_rem(mode_data->underlay_pitch_in_pixels.value,
-			results->inefficient_underlay_pitch_in_pixels.value,
+	div64_u64_rem((uint64_t)mode_data->underlay_pitch_in_pixels.value,
+			(uint64_t)results->inefficient_underlay_pitch_in_pixels.value,
 			&remainder);
 
 	if (mode_data->underlay_tiling_mode == linear
@@ -1413,11 +1413,11 @@ static void calculate_bandwidth(const struct bw_calcs_input_dceip *dceip,
 		int_to_fixed(0);
 	for (i = 0; i <= maximum_number_of_surfaces - 1; i += 1) {
 		if (results->enable[i]) {
-			uint64_t arg1 = mul(results->pitch_in_pixels_after_surface_type[i],
+			uint64_t arg1 = (uint64_t)mul(results->pitch_in_pixels_after_surface_type[i],
 						results->bytes_per_pixel[i]).value;
 
 			div64_u64_rem(arg1,
-					results->inefficient_linear_pitch_in_bytes.value,
+					(uint64_t)results->inefficient_linear_pitch_in_bytes.value,
 					&remainder);
 
 			if (results->scatter_gather_enable_for_pipe[i] == true
diff --git a/drivers/gpu/drm/amd/dal/dc/calcs/bw_fixed.c b/drivers/gpu/drm/amd/dal/dc/calcs/bw_fixed.c
index 8bdd0fb..646fafe 100644
--- a/drivers/gpu/drm/amd/dal/dc/calcs/bw_fixed.c
+++ b/drivers/gpu/drm/amd/dal/dc/calcs/bw_fixed.c
@@ -90,8 +90,8 @@ struct bw_fixed frc_to_fixed(int64_t numerator, int64_t denominator)
 
 	ASSERT(denominator != 0);
 
-	arg1_value = abs_i64(numerator);
-	arg2_value = abs_i64(denominator);
+	arg1_value = (uint64_t)abs_i64(numerator);
+	arg2_value = (uint64_t)abs_i64(denominator);
 	res_value = div64_u64_rem(arg1_value, arg2_value, &remainder);
 
 	ASSERT(res_value <= MAX_I32);
@@ -144,7 +144,7 @@ struct bw_fixed bw_floor(const struct bw_fixed arg, const struct bw_fixed signif
 {
 	struct bw_fixed result;
 	int64_t multiplicand;
-	multiplicand = div64_u64(arg.value, abs_i64(significance.value));
+	multiplicand = div64_s64(arg.value, abs_i64(significance.value));
 	result.value = abs_i64(significance.value) * multiplicand;
 	ASSERT(abs_i64(result.value) <= abs_i64(arg.value));
 	return result;
@@ -153,7 +153,11 @@ struct bw_fixed bw_floor(const struct bw_fixed arg, const struct bw_fixed signif
 struct bw_fixed bw_ceil(const struct bw_fixed arg, const struct bw_fixed significance)
 {
 	struct bw_fixed result;
-	div64_u64_rem(arg.value, abs_i64(significance.value), &result.value);
+	div64_u64_rem(
+			(uint64_t)arg.value,
+			(uint64_t)abs_i64(significance.value),
+			(uint64_t *)&result.value
+	);
 	result.value += arg.value;
 	if (result.value < significance.value)
 		result.value = significance.value;
diff --git a/drivers/gpu/drm/amd/dal/dc/core/dc_resource.c b/drivers/gpu/drm/amd/dal/dc/core/dc_resource.c
index 7d90532..861d80a 100644
--- a/drivers/gpu/drm/amd/dal/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/dal/dc/core/dc_resource.c
@@ -280,9 +280,9 @@ static void calculate_scaling_ratios(
 					== PLANE_STEREO_FORMAT_TOP_AND_BOTTOM)
 		stream->ratios.vert.value *= 2;
 
-	stream->ratios.vert.value = div64_u64(stream->ratios.vert.value * in_h,
+	stream->ratios.vert.value = div64_s64(stream->ratios.vert.value * in_h,
 			out_h);
-	stream->ratios.horz.value = div64_u64(stream->ratios.horz.value * in_w ,
+	stream->ratios.horz.value = div64_s64(stream->ratios.horz.value * in_w ,
 			out_w);
 
 	stream->ratios.horz_c = stream->ratios.horz;
-- 
2.7.4