1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
From 4c8f4ced643046fc074fe70ff45f8b9d95e88d1c Mon Sep 17 00:00:00 2001
From: Martin Tsai <Martin.Tsai@amd.com>
Date: Tue, 17 Apr 2018 17:20:06 -0400
Subject: [PATCH 4358/5725] drm/amd/display: to synchronize the hubp and dpp
programming in cursor control
Signed-off-by: Martin Tsai <Martin.Tsai@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc_stream.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
index 3b2ddbd..3732a1d 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
@@ -178,6 +178,7 @@ bool dc_stream_set_cursor_attributes(
int i;
struct dc *core_dc;
struct resource_context *res_ctx;
+ struct pipe_ctx *pipe_to_program = NULL;
if (NULL == stream) {
dm_error("DC: dc_stream is NULL!\n");
@@ -205,9 +206,17 @@ bool dc_stream_set_cursor_attributes(
if (pipe_ctx->top_pipe && pipe_ctx->plane_state != pipe_ctx->top_pipe->plane_state)
continue;
+ if (!pipe_to_program) {
+ pipe_to_program = pipe_ctx;
+ core_dc->hwss.pipe_control_lock(core_dc, pipe_to_program, true);
+ }
core_dc->hwss.set_cursor_attribute(pipe_ctx);
}
+
+ if (pipe_to_program)
+ core_dc->hwss.pipe_control_lock(core_dc, pipe_to_program, false);
+
return true;
}
@@ -218,6 +227,7 @@ bool dc_stream_set_cursor_position(
int i;
struct dc *core_dc;
struct resource_context *res_ctx;
+ struct pipe_ctx *pipe_to_program = NULL;
if (NULL == stream) {
dm_error("DC: dc_stream is NULL!\n");
@@ -243,9 +253,17 @@ bool dc_stream_set_cursor_position(
!pipe_ctx->plane_res.ipp)
continue;
+ if (!pipe_to_program) {
+ pipe_to_program = pipe_ctx;
+ core_dc->hwss.pipe_control_lock(core_dc, pipe_to_program, true);
+ }
+
core_dc->hwss.set_cursor_position(pipe_ctx);
}
+ if (pipe_to_program)
+ core_dc->hwss.pipe_control_lock(core_dc, pipe_to_program, false);
+
return true;
}
--
2.7.4
|