Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 Red Hat |
| 3 | * Author: Rob Clark <robdclark@gmail.com> |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 as published by |
| 7 | * the Free Software Foundation. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 12 | * more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License along with |
| 15 | * this program. If not, see <http://www.gnu.org/licenses/>. |
| 16 | */ |
| 17 | |
| 18 | #include "mdp4_kms.h" |
| 19 | |
Beeresh Gopal | b1b1c74 | 2014-12-08 10:48:59 -0500 | [diff] [blame] | 20 | #define DOWN_SCALE_MAX 8 |
| 21 | #define UP_SCALE_MAX 8 |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 22 | |
| 23 | struct mdp4_plane { |
| 24 | struct drm_plane base; |
| 25 | const char *name; |
| 26 | |
Rob Clark | 22ba8b6 | 2013-10-07 12:42:27 -0400 | [diff] [blame] | 27 | enum mdp4_pipe pipe; |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 28 | |
jilai wang | 3498409 | 2015-07-08 18:12:40 -0400 | [diff] [blame] | 29 | uint32_t caps; |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 30 | uint32_t nformats; |
| 31 | uint32_t formats[32]; |
| 32 | |
| 33 | bool enabled; |
| 34 | }; |
| 35 | #define to_mdp4_plane(x) container_of(x, struct mdp4_plane, base) |
| 36 | |
Rob Clark | 570655b | 2015-01-30 20:18:11 +0530 | [diff] [blame] | 37 | /* MDP format helper functions */ |
| 38 | static inline |
| 39 | enum mdp4_frame_format mdp4_get_frame_format(struct drm_framebuffer *fb) |
| 40 | { |
| 41 | bool is_tile = false; |
| 42 | |
| 43 | if (fb->modifier[1] == DRM_FORMAT_MOD_SAMSUNG_64_32_TILE) |
| 44 | is_tile = true; |
| 45 | |
| 46 | if (fb->pixel_format == DRM_FORMAT_NV12 && is_tile) |
| 47 | return FRAME_TILE_YCBCR_420; |
| 48 | |
| 49 | return FRAME_LINEAR; |
| 50 | } |
| 51 | |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 52 | static void mdp4_plane_set_scanout(struct drm_plane *plane, |
| 53 | struct drm_framebuffer *fb); |
| 54 | static int mdp4_plane_mode_set(struct drm_plane *plane, |
| 55 | struct drm_crtc *crtc, struct drm_framebuffer *fb, |
| 56 | int crtc_x, int crtc_y, |
| 57 | unsigned int crtc_w, unsigned int crtc_h, |
| 58 | uint32_t src_x, uint32_t src_y, |
| 59 | uint32_t src_w, uint32_t src_h); |
| 60 | |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 61 | static struct mdp4_kms *get_kms(struct drm_plane *plane) |
| 62 | { |
| 63 | struct msm_drm_private *priv = plane->dev->dev_private; |
Rob Clark | 9e0efa6 | 2013-11-30 17:24:22 -0500 | [diff] [blame] | 64 | return to_mdp4_kms(to_mdp_kms(priv->kms)); |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 65 | } |
| 66 | |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 67 | static void mdp4_plane_destroy(struct drm_plane *plane) |
| 68 | { |
| 69 | struct mdp4_plane *mdp4_plane = to_mdp4_plane(plane); |
| 70 | |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 71 | drm_plane_helper_disable(plane); |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 72 | drm_plane_cleanup(plane); |
| 73 | |
| 74 | kfree(mdp4_plane); |
| 75 | } |
| 76 | |
| 77 | /* helper to install properties which are common to planes and crtcs */ |
Rob Clark | 4ff696e | 2015-07-28 11:05:03 -0400 | [diff] [blame] | 78 | static void mdp4_plane_install_properties(struct drm_plane *plane, |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 79 | struct drm_mode_object *obj) |
| 80 | { |
| 81 | // XXX |
| 82 | } |
| 83 | |
| 84 | int mdp4_plane_set_property(struct drm_plane *plane, |
| 85 | struct drm_property *property, uint64_t val) |
| 86 | { |
| 87 | // XXX |
| 88 | return -EINVAL; |
| 89 | } |
| 90 | |
| 91 | static const struct drm_plane_funcs mdp4_plane_funcs = { |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 92 | .update_plane = drm_atomic_helper_update_plane, |
| 93 | .disable_plane = drm_atomic_helper_disable_plane, |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 94 | .destroy = mdp4_plane_destroy, |
| 95 | .set_property = mdp4_plane_set_property, |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 96 | .reset = drm_atomic_helper_plane_reset, |
| 97 | .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state, |
| 98 | .atomic_destroy_state = drm_atomic_helper_plane_destroy_state, |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 99 | }; |
| 100 | |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 101 | static int mdp4_plane_prepare_fb(struct drm_plane *plane, |
Tvrtko Ursulin | d136dfe | 2015-03-03 14:22:31 +0000 | [diff] [blame] | 102 | const struct drm_plane_state *new_state) |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 103 | { |
| 104 | struct mdp4_plane *mdp4_plane = to_mdp4_plane(plane); |
| 105 | struct mdp4_kms *mdp4_kms = get_kms(plane); |
Maarten Lankhorst | 844f911 | 2015-09-02 10:42:40 +0200 | [diff] [blame] | 106 | struct drm_framebuffer *fb = new_state->fb; |
| 107 | |
| 108 | if (!fb) |
| 109 | return 0; |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 110 | |
| 111 | DBG("%s: prepare: FB[%u]", mdp4_plane->name, fb->base.id); |
| 112 | return msm_framebuffer_prepare(fb, mdp4_kms->id); |
| 113 | } |
| 114 | |
| 115 | static void mdp4_plane_cleanup_fb(struct drm_plane *plane, |
Tvrtko Ursulin | d136dfe | 2015-03-03 14:22:31 +0000 | [diff] [blame] | 116 | const struct drm_plane_state *old_state) |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 117 | { |
| 118 | struct mdp4_plane *mdp4_plane = to_mdp4_plane(plane); |
| 119 | struct mdp4_kms *mdp4_kms = get_kms(plane); |
Maarten Lankhorst | 844f911 | 2015-09-02 10:42:40 +0200 | [diff] [blame] | 120 | struct drm_framebuffer *fb = old_state->fb; |
| 121 | |
| 122 | if (!fb) |
| 123 | return; |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 124 | |
| 125 | DBG("%s: cleanup: FB[%u]", mdp4_plane->name, fb->base.id); |
| 126 | msm_framebuffer_cleanup(fb, mdp4_kms->id); |
| 127 | } |
| 128 | |
| 129 | |
| 130 | static int mdp4_plane_atomic_check(struct drm_plane *plane, |
| 131 | struct drm_plane_state *state) |
| 132 | { |
| 133 | return 0; |
| 134 | } |
| 135 | |
Thierry Reding | f1c37e1 | 2014-11-25 12:09:44 +0100 | [diff] [blame] | 136 | static void mdp4_plane_atomic_update(struct drm_plane *plane, |
| 137 | struct drm_plane_state *old_state) |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 138 | { |
| 139 | struct drm_plane_state *state = plane->state; |
| 140 | int ret; |
| 141 | |
| 142 | ret = mdp4_plane_mode_set(plane, |
| 143 | state->crtc, state->fb, |
| 144 | state->crtc_x, state->crtc_y, |
| 145 | state->crtc_w, state->crtc_h, |
| 146 | state->src_x, state->src_y, |
| 147 | state->src_w, state->src_h); |
| 148 | /* atomic_check should have ensured that this doesn't fail */ |
| 149 | WARN_ON(ret < 0); |
| 150 | } |
| 151 | |
| 152 | static const struct drm_plane_helper_funcs mdp4_plane_helper_funcs = { |
| 153 | .prepare_fb = mdp4_plane_prepare_fb, |
| 154 | .cleanup_fb = mdp4_plane_cleanup_fb, |
| 155 | .atomic_check = mdp4_plane_atomic_check, |
| 156 | .atomic_update = mdp4_plane_atomic_update, |
| 157 | }; |
| 158 | |
| 159 | static void mdp4_plane_set_scanout(struct drm_plane *plane, |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 160 | struct drm_framebuffer *fb) |
| 161 | { |
| 162 | struct mdp4_plane *mdp4_plane = to_mdp4_plane(plane); |
| 163 | struct mdp4_kms *mdp4_kms = get_kms(plane); |
Rob Clark | 22ba8b6 | 2013-10-07 12:42:27 -0400 | [diff] [blame] | 164 | enum mdp4_pipe pipe = mdp4_plane->pipe; |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 165 | |
| 166 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_STRIDE_A(pipe), |
| 167 | MDP4_PIPE_SRC_STRIDE_A_P0(fb->pitches[0]) | |
| 168 | MDP4_PIPE_SRC_STRIDE_A_P1(fb->pitches[1])); |
| 169 | |
| 170 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_STRIDE_B(pipe), |
| 171 | MDP4_PIPE_SRC_STRIDE_B_P2(fb->pitches[2]) | |
| 172 | MDP4_PIPE_SRC_STRIDE_B_P3(fb->pitches[3])); |
| 173 | |
Beeresh Gopal | b1b1c74 | 2014-12-08 10:48:59 -0500 | [diff] [blame] | 174 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRCP0_BASE(pipe), |
| 175 | msm_framebuffer_iova(fb, mdp4_kms->id, 0)); |
| 176 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRCP1_BASE(pipe), |
| 177 | msm_framebuffer_iova(fb, mdp4_kms->id, 1)); |
| 178 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRCP2_BASE(pipe), |
| 179 | msm_framebuffer_iova(fb, mdp4_kms->id, 2)); |
| 180 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRCP3_BASE(pipe), |
| 181 | msm_framebuffer_iova(fb, mdp4_kms->id, 3)); |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 182 | |
| 183 | plane->fb = fb; |
| 184 | } |
| 185 | |
Beeresh Gopal | b1b1c74 | 2014-12-08 10:48:59 -0500 | [diff] [blame] | 186 | static void mdp4_write_csc_config(struct mdp4_kms *mdp4_kms, |
| 187 | enum mdp4_pipe pipe, struct csc_cfg *csc) |
| 188 | { |
| 189 | int i; |
| 190 | |
| 191 | for (i = 0; i < ARRAY_SIZE(csc->matrix); i++) { |
| 192 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_CSC_MV(pipe, i), |
| 193 | csc->matrix[i]); |
| 194 | } |
| 195 | |
| 196 | for (i = 0; i < ARRAY_SIZE(csc->post_bias) ; i++) { |
| 197 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_CSC_PRE_BV(pipe, i), |
| 198 | csc->pre_bias[i]); |
| 199 | |
| 200 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_CSC_POST_BV(pipe, i), |
| 201 | csc->post_bias[i]); |
| 202 | } |
| 203 | |
| 204 | for (i = 0; i < ARRAY_SIZE(csc->post_clamp) ; i++) { |
| 205 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_CSC_PRE_LV(pipe, i), |
| 206 | csc->pre_clamp[i]); |
| 207 | |
| 208 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_CSC_POST_LV(pipe, i), |
| 209 | csc->post_clamp[i]); |
| 210 | } |
| 211 | } |
| 212 | |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 213 | #define MDP4_VG_PHASE_STEP_DEFAULT 0x20000000 |
| 214 | |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 215 | static int mdp4_plane_mode_set(struct drm_plane *plane, |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 216 | struct drm_crtc *crtc, struct drm_framebuffer *fb, |
| 217 | int crtc_x, int crtc_y, |
| 218 | unsigned int crtc_w, unsigned int crtc_h, |
| 219 | uint32_t src_x, uint32_t src_y, |
| 220 | uint32_t src_w, uint32_t src_h) |
| 221 | { |
Beeresh Gopal | b1b1c74 | 2014-12-08 10:48:59 -0500 | [diff] [blame] | 222 | struct drm_device *dev = plane->dev; |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 223 | struct mdp4_plane *mdp4_plane = to_mdp4_plane(plane); |
| 224 | struct mdp4_kms *mdp4_kms = get_kms(plane); |
Rob Clark | 22ba8b6 | 2013-10-07 12:42:27 -0400 | [diff] [blame] | 225 | enum mdp4_pipe pipe = mdp4_plane->pipe; |
Rob Clark | 10a02eb | 2013-11-30 14:58:23 -0500 | [diff] [blame] | 226 | const struct mdp_format *format; |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 227 | uint32_t op_mode = 0; |
| 228 | uint32_t phasex_step = MDP4_VG_PHASE_STEP_DEFAULT; |
| 229 | uint32_t phasey_step = MDP4_VG_PHASE_STEP_DEFAULT; |
Archit Taneja | 507d71b | 2015-06-26 15:49:43 +0530 | [diff] [blame] | 230 | enum mdp4_frame_format frame_type; |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 231 | |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 232 | if (!(crtc && fb)) { |
| 233 | DBG("%s: disabled!", mdp4_plane->name); |
| 234 | return 0; |
| 235 | } |
| 236 | |
Archit Taneja | 507d71b | 2015-06-26 15:49:43 +0530 | [diff] [blame] | 237 | frame_type = mdp4_get_frame_format(fb); |
| 238 | |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 239 | /* src values are in Q16 fixed point, convert to integer: */ |
| 240 | src_x = src_x >> 16; |
| 241 | src_y = src_y >> 16; |
| 242 | src_w = src_w >> 16; |
| 243 | src_h = src_h >> 16; |
| 244 | |
Rob Clark | a862391 | 2013-10-08 12:57:48 -0400 | [diff] [blame] | 245 | DBG("%s: FB[%u] %u,%u,%u,%u -> CRTC[%u] %d,%d,%u,%u", mdp4_plane->name, |
| 246 | fb->base.id, src_x, src_y, src_w, src_h, |
| 247 | crtc->base.id, crtc_x, crtc_y, crtc_w, crtc_h); |
| 248 | |
Beeresh Gopal | b1b1c74 | 2014-12-08 10:48:59 -0500 | [diff] [blame] | 249 | format = to_mdp_format(msm_framebuffer_format(fb)); |
| 250 | |
| 251 | if (src_w > (crtc_w * DOWN_SCALE_MAX)) { |
| 252 | dev_err(dev->dev, "Width down scaling exceeds limits!\n"); |
| 253 | return -ERANGE; |
| 254 | } |
| 255 | |
| 256 | if (src_h > (crtc_h * DOWN_SCALE_MAX)) { |
| 257 | dev_err(dev->dev, "Height down scaling exceeds limits!\n"); |
| 258 | return -ERANGE; |
| 259 | } |
| 260 | |
| 261 | if (crtc_w > (src_w * UP_SCALE_MAX)) { |
| 262 | dev_err(dev->dev, "Width up scaling exceeds limits!\n"); |
| 263 | return -ERANGE; |
| 264 | } |
| 265 | |
| 266 | if (crtc_h > (src_h * UP_SCALE_MAX)) { |
| 267 | dev_err(dev->dev, "Height up scaling exceeds limits!\n"); |
| 268 | return -ERANGE; |
| 269 | } |
| 270 | |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 271 | if (src_w != crtc_w) { |
Beeresh Gopal | b1b1c74 | 2014-12-08 10:48:59 -0500 | [diff] [blame] | 272 | uint32_t sel_unit = SCALE_FIR; |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 273 | op_mode |= MDP4_PIPE_OP_MODE_SCALEX_EN; |
Beeresh Gopal | b1b1c74 | 2014-12-08 10:48:59 -0500 | [diff] [blame] | 274 | |
| 275 | if (MDP_FORMAT_IS_YUV(format)) { |
| 276 | if (crtc_w > src_w) |
| 277 | sel_unit = SCALE_PIXEL_RPT; |
| 278 | else if (crtc_w <= (src_w / 4)) |
| 279 | sel_unit = SCALE_MN_PHASE; |
| 280 | |
| 281 | op_mode |= MDP4_PIPE_OP_MODE_SCALEX_UNIT_SEL(sel_unit); |
| 282 | phasex_step = mult_frac(MDP4_VG_PHASE_STEP_DEFAULT, |
| 283 | src_w, crtc_w); |
| 284 | } |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 285 | } |
| 286 | |
| 287 | if (src_h != crtc_h) { |
Beeresh Gopal | b1b1c74 | 2014-12-08 10:48:59 -0500 | [diff] [blame] | 288 | uint32_t sel_unit = SCALE_FIR; |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 289 | op_mode |= MDP4_PIPE_OP_MODE_SCALEY_EN; |
Beeresh Gopal | b1b1c74 | 2014-12-08 10:48:59 -0500 | [diff] [blame] | 290 | |
| 291 | if (MDP_FORMAT_IS_YUV(format)) { |
| 292 | |
| 293 | if (crtc_h > src_h) |
| 294 | sel_unit = SCALE_PIXEL_RPT; |
| 295 | else if (crtc_h <= (src_h / 4)) |
| 296 | sel_unit = SCALE_MN_PHASE; |
| 297 | |
| 298 | op_mode |= MDP4_PIPE_OP_MODE_SCALEY_UNIT_SEL(sel_unit); |
| 299 | phasey_step = mult_frac(MDP4_VG_PHASE_STEP_DEFAULT, |
| 300 | src_h, crtc_h); |
| 301 | } |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 302 | } |
| 303 | |
| 304 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_SIZE(pipe), |
| 305 | MDP4_PIPE_SRC_SIZE_WIDTH(src_w) | |
| 306 | MDP4_PIPE_SRC_SIZE_HEIGHT(src_h)); |
| 307 | |
| 308 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_XY(pipe), |
| 309 | MDP4_PIPE_SRC_XY_X(src_x) | |
| 310 | MDP4_PIPE_SRC_XY_Y(src_y)); |
| 311 | |
| 312 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_DST_SIZE(pipe), |
| 313 | MDP4_PIPE_DST_SIZE_WIDTH(crtc_w) | |
| 314 | MDP4_PIPE_DST_SIZE_HEIGHT(crtc_h)); |
| 315 | |
| 316 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_DST_XY(pipe), |
Rob Clark | 7896052 | 2013-12-13 09:11:01 -0500 | [diff] [blame] | 317 | MDP4_PIPE_DST_XY_X(crtc_x) | |
| 318 | MDP4_PIPE_DST_XY_Y(crtc_y)); |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 319 | |
| 320 | mdp4_plane_set_scanout(plane, fb); |
| 321 | |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 322 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_FORMAT(pipe), |
| 323 | MDP4_PIPE_SRC_FORMAT_A_BPC(format->bpc_a) | |
| 324 | MDP4_PIPE_SRC_FORMAT_R_BPC(format->bpc_r) | |
| 325 | MDP4_PIPE_SRC_FORMAT_G_BPC(format->bpc_g) | |
| 326 | MDP4_PIPE_SRC_FORMAT_B_BPC(format->bpc_b) | |
| 327 | COND(format->alpha_enable, MDP4_PIPE_SRC_FORMAT_ALPHA_ENABLE) | |
| 328 | MDP4_PIPE_SRC_FORMAT_CPP(format->cpp - 1) | |
| 329 | MDP4_PIPE_SRC_FORMAT_UNPACK_COUNT(format->unpack_count - 1) | |
Beeresh Gopal | b1b1c74 | 2014-12-08 10:48:59 -0500 | [diff] [blame] | 330 | MDP4_PIPE_SRC_FORMAT_FETCH_PLANES(format->fetch_type) | |
| 331 | MDP4_PIPE_SRC_FORMAT_CHROMA_SAMP(format->chroma_sample) | |
Rob Clark | 570655b | 2015-01-30 20:18:11 +0530 | [diff] [blame] | 332 | MDP4_PIPE_SRC_FORMAT_FRAME_FORMAT(frame_type) | |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 333 | COND(format->unpack_tight, MDP4_PIPE_SRC_FORMAT_UNPACK_TIGHT)); |
| 334 | |
| 335 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_UNPACK(pipe), |
| 336 | MDP4_PIPE_SRC_UNPACK_ELEM0(format->unpack[0]) | |
| 337 | MDP4_PIPE_SRC_UNPACK_ELEM1(format->unpack[1]) | |
| 338 | MDP4_PIPE_SRC_UNPACK_ELEM2(format->unpack[2]) | |
| 339 | MDP4_PIPE_SRC_UNPACK_ELEM3(format->unpack[3])); |
| 340 | |
Beeresh Gopal | b1b1c74 | 2014-12-08 10:48:59 -0500 | [diff] [blame] | 341 | if (MDP_FORMAT_IS_YUV(format)) { |
| 342 | struct csc_cfg *csc = mdp_get_default_csc_cfg(CSC_YUV2RGB); |
| 343 | |
| 344 | op_mode |= MDP4_PIPE_OP_MODE_SRC_YCBCR; |
| 345 | op_mode |= MDP4_PIPE_OP_MODE_CSC_EN; |
| 346 | mdp4_write_csc_config(mdp4_kms, pipe, csc); |
| 347 | } |
| 348 | |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 349 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_OP_MODE(pipe), op_mode); |
| 350 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_PHASEX_STEP(pipe), phasex_step); |
| 351 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_PHASEY_STEP(pipe), phasey_step); |
| 352 | |
Rob Clark | 570655b | 2015-01-30 20:18:11 +0530 | [diff] [blame] | 353 | if (frame_type != FRAME_LINEAR) |
| 354 | mdp4_write(mdp4_kms, REG_MDP4_PIPE_SSTILE_FRAME_SIZE(pipe), |
| 355 | MDP4_PIPE_SSTILE_FRAME_SIZE_WIDTH(src_w) | |
| 356 | MDP4_PIPE_SSTILE_FRAME_SIZE_HEIGHT(src_h)); |
| 357 | |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 358 | return 0; |
| 359 | } |
| 360 | |
| 361 | static const char *pipe_names[] = { |
| 362 | "VG1", "VG2", |
| 363 | "RGB1", "RGB2", "RGB3", |
| 364 | "VG3", "VG4", |
| 365 | }; |
| 366 | |
Rob Clark | 22ba8b6 | 2013-10-07 12:42:27 -0400 | [diff] [blame] | 367 | enum mdp4_pipe mdp4_plane_pipe(struct drm_plane *plane) |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 368 | { |
| 369 | struct mdp4_plane *mdp4_plane = to_mdp4_plane(plane); |
| 370 | return mdp4_plane->pipe; |
| 371 | } |
| 372 | |
| 373 | /* initialize plane */ |
| 374 | struct drm_plane *mdp4_plane_init(struct drm_device *dev, |
Rob Clark | 22ba8b6 | 2013-10-07 12:42:27 -0400 | [diff] [blame] | 375 | enum mdp4_pipe pipe_id, bool private_plane) |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 376 | { |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 377 | struct drm_plane *plane = NULL; |
| 378 | struct mdp4_plane *mdp4_plane; |
| 379 | int ret; |
Matt Roper | 2d82d18 | 2014-04-01 15:22:39 -0700 | [diff] [blame] | 380 | enum drm_plane_type type; |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 381 | |
| 382 | mdp4_plane = kzalloc(sizeof(*mdp4_plane), GFP_KERNEL); |
| 383 | if (!mdp4_plane) { |
| 384 | ret = -ENOMEM; |
| 385 | goto fail; |
| 386 | } |
| 387 | |
| 388 | plane = &mdp4_plane->base; |
| 389 | |
| 390 | mdp4_plane->pipe = pipe_id; |
| 391 | mdp4_plane->name = pipe_names[pipe_id]; |
jilai wang | 3498409 | 2015-07-08 18:12:40 -0400 | [diff] [blame] | 392 | mdp4_plane->caps = mdp4_pipe_caps(pipe_id); |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 393 | |
jilai wang | 3498409 | 2015-07-08 18:12:40 -0400 | [diff] [blame] | 394 | mdp4_plane->nformats = mdp_get_formats(mdp4_plane->formats, |
| 395 | ARRAY_SIZE(mdp4_plane->formats), |
| 396 | !pipe_supports_yuv(mdp4_plane->caps)); |
Rob Clark | a862391 | 2013-10-08 12:57:48 -0400 | [diff] [blame] | 397 | |
Matt Roper | 2d82d18 | 2014-04-01 15:22:39 -0700 | [diff] [blame] | 398 | type = private_plane ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY; |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 399 | ret = drm_universal_plane_init(dev, plane, 0xff, &mdp4_plane_funcs, |
Ville Syrjälä | b0b3b79 | 2015-12-09 16:19:55 +0200 | [diff] [blame] | 400 | mdp4_plane->formats, mdp4_plane->nformats, |
| 401 | type, NULL); |
Rob Clark | e27c54f | 2014-11-08 13:24:08 -0500 | [diff] [blame] | 402 | if (ret) |
| 403 | goto fail; |
| 404 | |
| 405 | drm_plane_helper_add(plane, &mdp4_plane_helper_funcs); |
Rob Clark | c8afe68 | 2013-06-26 12:44:06 -0400 | [diff] [blame] | 406 | |
| 407 | mdp4_plane_install_properties(plane, &plane->base); |
| 408 | |
| 409 | return plane; |
| 410 | |
| 411 | fail: |
| 412 | if (plane) |
| 413 | mdp4_plane_destroy(plane); |
| 414 | |
| 415 | return ERR_PTR(ret); |
| 416 | } |