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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) STMicroelectronics SA 2014
4 * Authors: Benjamin Gaignard <benjamin.gaignard@st.com>
5 * Fabien Dessenne <fabien.dessenne@st.com>
6 * for STMicroelectronics.
7 */
8
9#include <linux/types.h>
10
11#include <drm/drm_fb_cma_helper.h>
12#include <drm/drm_fourcc.h>
13#include <drm/drm_gem_cma_helper.h>
14
15#include "sti_compositor.h"
16#include "sti_drv.h"
17#include "sti_plane.h"
18
19const char *sti_plane_to_str(struct sti_plane *plane)
20{
21 switch (plane->desc) {
22 case STI_GDP_0:
23 return "GDP0";
24 case STI_GDP_1:
25 return "GDP1";
26 case STI_GDP_2:
27 return "GDP2";
28 case STI_GDP_3:
29 return "GDP3";
30 case STI_HQVDP_0:
31 return "HQVDP0";
32 case STI_CURSOR:
33 return "CURSOR";
34 default:
35 return "<UNKNOWN PLANE>";
36 }
37}
38
39#define STI_FPS_INTERVAL_MS 3000
40
41void sti_plane_update_fps(struct sti_plane *plane,
42 bool new_frame,
43 bool new_field)
44{
45 struct drm_plane_state *state = plane->drm_plane.state;
46 ktime_t now;
47 struct sti_fps_info *fps;
48 int fpks, fipks, ms_since_last, num_frames, num_fields;
49
50 now = ktime_get();
51
52 /* Compute number of frame updates */
53 fps = &plane->fps_info;
54
55 if (new_field)
56 fps->curr_field_counter++;
57
58 /* do not perform fps calcul if new_frame is false */
59 if (!new_frame)
60 return;
61
62 fps->curr_frame_counter++;
63 ms_since_last = ktime_to_ms(ktime_sub(now, fps->last_timestamp));
64 num_frames = fps->curr_frame_counter - fps->last_frame_counter;
65
66 if (num_frames <= 0 || ms_since_last < STI_FPS_INTERVAL_MS)
67 return;
68
69 fps->last_timestamp = now;
70 fps->last_frame_counter = fps->curr_frame_counter;
71
72 if (state->fb) {
73 fpks = (num_frames * 1000000) / ms_since_last;
74 snprintf(plane->fps_info.fps_str, FPS_LENGTH,
75 "%-8s %4dx%-4d %.4s @ %3d.%-3.3d fps (%s)",
76 plane->drm_plane.name,
77 state->fb->width,
78 state->fb->height,
79 (char *)&state->fb->format->format,
80 fpks / 1000, fpks % 1000,
81 sti_plane_to_str(plane));
82 }
83
84 if (fps->curr_field_counter) {
85 /* Compute number of field updates */
86 num_fields = fps->curr_field_counter - fps->last_field_counter;
87 fps->last_field_counter = fps->curr_field_counter;
88 fipks = (num_fields * 1000000) / ms_since_last;
89 snprintf(plane->fps_info.fips_str,
90 FPS_LENGTH, " - %3d.%-3.3d field/sec",
91 fipks / 1000, fipks % 1000);
92 } else {
93 plane->fps_info.fips_str[0] = '\0';
94 }
95
96 if (fps->output)
97 DRM_INFO("%s%s\n",
98 plane->fps_info.fps_str,
99 plane->fps_info.fips_str);
100}
101
102static int sti_plane_get_default_zpos(enum drm_plane_type type)
103{
104 switch (type) {
105 case DRM_PLANE_TYPE_PRIMARY:
106 return 0;
107 case DRM_PLANE_TYPE_OVERLAY:
108 return 1;
109 case DRM_PLANE_TYPE_CURSOR:
110 return 7;
111 }
112 return 0;
113}
114
115void sti_plane_reset(struct drm_plane *plane)
116{
117 drm_atomic_helper_plane_reset(plane);
118 plane->state->zpos = sti_plane_get_default_zpos(plane->type);
119}
120
121static void sti_plane_attach_zorder_property(struct drm_plane *drm_plane,
122 enum drm_plane_type type)
123{
124 int zpos = sti_plane_get_default_zpos(type);
125
126 switch (type) {
127 case DRM_PLANE_TYPE_PRIMARY:
128 case DRM_PLANE_TYPE_OVERLAY:
129 drm_plane_create_zpos_property(drm_plane, zpos, 0, 6);
130 break;
131 case DRM_PLANE_TYPE_CURSOR:
132 drm_plane_create_zpos_immutable_property(drm_plane, zpos);
133 break;
134 }
135}
136
137void sti_plane_init_property(struct sti_plane *plane,
138 enum drm_plane_type type)
139{
140 sti_plane_attach_zorder_property(&plane->drm_plane, type);
141
142 DRM_DEBUG_DRIVER("drm plane:%d mapped to %s\n",
143 plane->drm_plane.base.id, sti_plane_to_str(plane));
144}
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) STMicroelectronics SA 2014
4 * Authors: Benjamin Gaignard <benjamin.gaignard@st.com>
5 * Fabien Dessenne <fabien.dessenne@st.com>
6 * for STMicroelectronics.
7 */
8
9#include <drm/drmP.h>
10#include <drm/drm_fb_cma_helper.h>
11#include <drm/drm_gem_cma_helper.h>
12
13#include "sti_compositor.h"
14#include "sti_drv.h"
15#include "sti_plane.h"
16
17const char *sti_plane_to_str(struct sti_plane *plane)
18{
19 switch (plane->desc) {
20 case STI_GDP_0:
21 return "GDP0";
22 case STI_GDP_1:
23 return "GDP1";
24 case STI_GDP_2:
25 return "GDP2";
26 case STI_GDP_3:
27 return "GDP3";
28 case STI_HQVDP_0:
29 return "HQVDP0";
30 case STI_CURSOR:
31 return "CURSOR";
32 default:
33 return "<UNKNOWN PLANE>";
34 }
35}
36
37#define STI_FPS_INTERVAL_MS 3000
38
39void sti_plane_update_fps(struct sti_plane *plane,
40 bool new_frame,
41 bool new_field)
42{
43 ktime_t now;
44 struct sti_fps_info *fps;
45 int fpks, fipks, ms_since_last, num_frames, num_fields;
46
47 now = ktime_get();
48
49 /* Compute number of frame updates */
50 fps = &plane->fps_info;
51
52 if (new_field)
53 fps->curr_field_counter++;
54
55 /* do not perform fps calcul if new_frame is false */
56 if (!new_frame)
57 return;
58
59 fps->curr_frame_counter++;
60 ms_since_last = ktime_to_ms(ktime_sub(now, fps->last_timestamp));
61 num_frames = fps->curr_frame_counter - fps->last_frame_counter;
62
63 if (num_frames <= 0 || ms_since_last < STI_FPS_INTERVAL_MS)
64 return;
65
66 fps->last_timestamp = now;
67 fps->last_frame_counter = fps->curr_frame_counter;
68
69 if (plane->drm_plane.fb) {
70 fpks = (num_frames * 1000000) / ms_since_last;
71 snprintf(plane->fps_info.fps_str, FPS_LENGTH,
72 "%-8s %4dx%-4d %.4s @ %3d.%-3.3d fps (%s)",
73 plane->drm_plane.name,
74 plane->drm_plane.fb->width,
75 plane->drm_plane.fb->height,
76 (char *)&plane->drm_plane.fb->format->format,
77 fpks / 1000, fpks % 1000,
78 sti_plane_to_str(plane));
79 }
80
81 if (fps->curr_field_counter) {
82 /* Compute number of field updates */
83 num_fields = fps->curr_field_counter - fps->last_field_counter;
84 fps->last_field_counter = fps->curr_field_counter;
85 fipks = (num_fields * 1000000) / ms_since_last;
86 snprintf(plane->fps_info.fips_str,
87 FPS_LENGTH, " - %3d.%-3.3d field/sec",
88 fipks / 1000, fipks % 1000);
89 } else {
90 plane->fps_info.fips_str[0] = '\0';
91 }
92
93 if (fps->output)
94 DRM_INFO("%s%s\n",
95 plane->fps_info.fps_str,
96 plane->fps_info.fips_str);
97}
98
99static int sti_plane_get_default_zpos(enum drm_plane_type type)
100{
101 switch (type) {
102 case DRM_PLANE_TYPE_PRIMARY:
103 return 0;
104 case DRM_PLANE_TYPE_OVERLAY:
105 return 1;
106 case DRM_PLANE_TYPE_CURSOR:
107 return 7;
108 }
109 return 0;
110}
111
112void sti_plane_reset(struct drm_plane *plane)
113{
114 drm_atomic_helper_plane_reset(plane);
115 plane->state->zpos = sti_plane_get_default_zpos(plane->type);
116}
117
118static void sti_plane_attach_zorder_property(struct drm_plane *drm_plane,
119 enum drm_plane_type type)
120{
121 int zpos = sti_plane_get_default_zpos(type);
122
123 switch (type) {
124 case DRM_PLANE_TYPE_PRIMARY:
125 case DRM_PLANE_TYPE_OVERLAY:
126 drm_plane_create_zpos_property(drm_plane, zpos, 0, 6);
127 break;
128 case DRM_PLANE_TYPE_CURSOR:
129 drm_plane_create_zpos_immutable_property(drm_plane, zpos);
130 break;
131 }
132}
133
134void sti_plane_init_property(struct sti_plane *plane,
135 enum drm_plane_type type)
136{
137 sti_plane_attach_zorder_property(&plane->drm_plane, type);
138
139 DRM_DEBUG_DRIVER("drm plane:%d mapped to %s\n",
140 plane->drm_plane.base.id, sti_plane_to_str(plane));
141}