Dhaval Patel | 14d46ce | 2017-01-17 16:28:12 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2014-2017, The Linux Foundation. All rights reserved. |
| 3 | * Copyright (C) 2013 Red Hat |
| 4 | * Author: Rob Clark <robdclark@gmail.com> |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 5 | * |
Dhaval Patel | 14d46ce | 2017-01-17 16:28:12 -0800 | [diff] [blame] | 6 | * This program is free software; you can redistribute it and/or modify it |
| 7 | * under the terms of the GNU General Public License version 2 as published by |
| 8 | * the Free Software Foundation. |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 9 | * |
Dhaval Patel | 14d46ce | 2017-01-17 16:28:12 -0800 | [diff] [blame] | 10 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 13 | * more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License along with |
| 16 | * this program. If not, see <http://www.gnu.org/licenses/>. |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 17 | */ |
| 18 | |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 19 | #define pr_fmt(fmt) "[drm:%s:%d] " fmt, __func__, __LINE__ |
| 20 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 21 | #include <drm/drm_crtc.h> |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 22 | #include <linux/debugfs.h> |
Dhaval Patel | 04c7e8e | 2016-09-26 20:14:31 -0700 | [diff] [blame] | 23 | #include <linux/of_irq.h> |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 24 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 25 | #include "msm_drv.h" |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 26 | #include "msm_mmu.h" |
Clarence Ip | 3649f8b | 2016-10-31 09:59:44 -0400 | [diff] [blame] | 27 | |
| 28 | #include "dsi_display.h" |
| 29 | #include "dsi_drm.h" |
| 30 | #include "sde_wb.h" |
| 31 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 32 | #include "sde_kms.h" |
Alan Kwong | f5dd86c | 2016-08-09 18:08:17 -0400 | [diff] [blame] | 33 | #include "sde_core_irq.h" |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 34 | #include "sde_formats.h" |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 35 | #include "sde_hw_vbif.h" |
Alan Kwong | 83285fb | 2016-10-21 20:51:17 -0400 | [diff] [blame] | 36 | #include "sde_vbif.h" |
| 37 | #include "sde_encoder.h" |
| 38 | #include "sde_plane.h" |
| 39 | #include "sde_crtc.h" |
Gopikrishnaiah Anandan | 7e3e3f5 | 2016-12-22 11:13:05 -0800 | [diff] [blame] | 40 | #include "sde_reg_dma.h" |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 41 | |
Alan Kwong | 1a00e4d | 2016-07-18 09:42:30 -0400 | [diff] [blame] | 42 | #define CREATE_TRACE_POINTS |
| 43 | #include "sde_trace.h" |
| 44 | |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 45 | static const char * const iommu_ports[] = { |
| 46 | "mdp_0", |
| 47 | }; |
| 48 | |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 49 | /** |
| 50 | * Controls size of event log buffer. Specified as a power of 2. |
| 51 | */ |
| 52 | #define SDE_EVTLOG_SIZE 1024 |
| 53 | |
| 54 | /* |
| 55 | * To enable overall DRM driver logging |
| 56 | * # echo 0x2 > /sys/module/drm/parameters/debug |
| 57 | * |
| 58 | * To enable DRM driver h/w logging |
| 59 | * # echo <mask> > /sys/kernel/debug/dri/0/hw_log_mask |
| 60 | * |
| 61 | * See sde_hw_mdss.h for h/w logging mask definitions (search for SDE_DBG_MASK_) |
| 62 | */ |
| 63 | #define SDE_DEBUGFS_DIR "msm_sde" |
| 64 | #define SDE_DEBUGFS_HWMASKNAME "hw_log_mask" |
| 65 | |
Clarence Ip | dd39524 | 2016-09-09 10:47:17 -0400 | [diff] [blame] | 66 | /** |
| 67 | * sdecustom - enable certain driver customizations for sde clients |
| 68 | * Enabling this modifies the standard DRM behavior slightly and assumes |
| 69 | * that the clients have specific knowledge about the modifications that |
| 70 | * are involved, so don't enable this unless you know what you're doing. |
| 71 | * |
| 72 | * Parts of the driver that are affected by this setting may be located by |
| 73 | * searching for invocations of the 'sde_is_custom_client()' function. |
| 74 | * |
| 75 | * This is disabled by default. |
| 76 | */ |
Clarence Ip | b1b3c80 | 2016-10-03 16:49:38 -0400 | [diff] [blame] | 77 | static bool sdecustom = true; |
Clarence Ip | dd39524 | 2016-09-09 10:47:17 -0400 | [diff] [blame] | 78 | module_param(sdecustom, bool, 0400); |
| 79 | MODULE_PARM_DESC(sdecustom, "Enable customizations for sde clients"); |
| 80 | |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 81 | static int sde_kms_hw_init(struct msm_kms *kms); |
| 82 | static int _sde_kms_mmu_destroy(struct sde_kms *sde_kms); |
| 83 | |
Clarence Ip | dd39524 | 2016-09-09 10:47:17 -0400 | [diff] [blame] | 84 | bool sde_is_custom_client(void) |
| 85 | { |
| 86 | return sdecustom; |
| 87 | } |
| 88 | |
Alan Kwong | f0fd851 | 2016-10-24 21:39:26 -0400 | [diff] [blame] | 89 | #ifdef CONFIG_DEBUG_FS |
| 90 | static int _sde_danger_signal_status(struct seq_file *s, |
| 91 | bool danger_status) |
| 92 | { |
| 93 | struct sde_kms *kms = (struct sde_kms *)s->private; |
| 94 | struct msm_drm_private *priv; |
| 95 | struct sde_danger_safe_status status; |
| 96 | int i; |
| 97 | |
| 98 | if (!kms || !kms->dev || !kms->dev->dev_private || !kms->hw_mdp) { |
| 99 | SDE_ERROR("invalid arg(s)\n"); |
| 100 | return 0; |
| 101 | } |
| 102 | |
| 103 | priv = kms->dev->dev_private; |
| 104 | memset(&status, 0, sizeof(struct sde_danger_safe_status)); |
| 105 | |
| 106 | sde_power_resource_enable(&priv->phandle, kms->core_client, true); |
| 107 | if (danger_status) { |
| 108 | seq_puts(s, "\nDanger signal status:\n"); |
| 109 | if (kms->hw_mdp->ops.get_danger_status) |
| 110 | kms->hw_mdp->ops.get_danger_status(kms->hw_mdp, |
| 111 | &status); |
| 112 | } else { |
| 113 | seq_puts(s, "\nSafe signal status:\n"); |
| 114 | if (kms->hw_mdp->ops.get_danger_status) |
| 115 | kms->hw_mdp->ops.get_danger_status(kms->hw_mdp, |
| 116 | &status); |
| 117 | } |
| 118 | sde_power_resource_enable(&priv->phandle, kms->core_client, false); |
| 119 | |
| 120 | seq_printf(s, "MDP : 0x%x\n", status.mdp); |
| 121 | |
| 122 | for (i = SSPP_VIG0; i < SSPP_MAX; i++) |
| 123 | seq_printf(s, "SSPP%d : 0x%x \t", i - SSPP_VIG0, |
| 124 | status.sspp[i]); |
| 125 | seq_puts(s, "\n"); |
| 126 | |
| 127 | for (i = WB_0; i < WB_MAX; i++) |
| 128 | seq_printf(s, "WB%d : 0x%x \t", i - WB_0, |
| 129 | status.wb[i]); |
| 130 | seq_puts(s, "\n"); |
| 131 | |
| 132 | return 0; |
| 133 | } |
| 134 | |
| 135 | #define DEFINE_SDE_DEBUGFS_SEQ_FOPS(__prefix) \ |
| 136 | static int __prefix ## _open(struct inode *inode, struct file *file) \ |
| 137 | { \ |
| 138 | return single_open(file, __prefix ## _show, inode->i_private); \ |
| 139 | } \ |
| 140 | static const struct file_operations __prefix ## _fops = { \ |
| 141 | .owner = THIS_MODULE, \ |
| 142 | .open = __prefix ## _open, \ |
| 143 | .release = single_release, \ |
| 144 | .read = seq_read, \ |
| 145 | .llseek = seq_lseek, \ |
| 146 | } |
| 147 | |
| 148 | static int sde_debugfs_danger_stats_show(struct seq_file *s, void *v) |
| 149 | { |
| 150 | return _sde_danger_signal_status(s, true); |
| 151 | } |
| 152 | DEFINE_SDE_DEBUGFS_SEQ_FOPS(sde_debugfs_danger_stats); |
| 153 | |
| 154 | static int sde_debugfs_safe_stats_show(struct seq_file *s, void *v) |
| 155 | { |
| 156 | return _sde_danger_signal_status(s, false); |
| 157 | } |
| 158 | DEFINE_SDE_DEBUGFS_SEQ_FOPS(sde_debugfs_safe_stats); |
| 159 | |
| 160 | static void sde_debugfs_danger_destroy(struct sde_kms *sde_kms) |
| 161 | { |
| 162 | debugfs_remove_recursive(sde_kms->debugfs_danger); |
| 163 | sde_kms->debugfs_danger = NULL; |
| 164 | } |
| 165 | |
| 166 | static int sde_debugfs_danger_init(struct sde_kms *sde_kms, |
| 167 | struct dentry *parent) |
| 168 | { |
| 169 | sde_kms->debugfs_danger = debugfs_create_dir("danger", |
| 170 | parent); |
| 171 | if (!sde_kms->debugfs_danger) { |
| 172 | SDE_ERROR("failed to create danger debugfs\n"); |
| 173 | return -EINVAL; |
| 174 | } |
| 175 | |
| 176 | debugfs_create_file("danger_status", 0644, sde_kms->debugfs_danger, |
| 177 | sde_kms, &sde_debugfs_danger_stats_fops); |
| 178 | debugfs_create_file("safe_status", 0644, sde_kms->debugfs_danger, |
| 179 | sde_kms, &sde_debugfs_safe_stats_fops); |
| 180 | |
| 181 | return 0; |
| 182 | } |
| 183 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 184 | static int _sde_debugfs_show_regset32(struct seq_file *s, void *data) |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 185 | { |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 186 | struct sde_debugfs_regset32 *regset; |
| 187 | struct sde_kms *sde_kms; |
| 188 | struct drm_device *dev; |
| 189 | struct msm_drm_private *priv; |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 190 | void __iomem *base; |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 191 | uint32_t i, addr; |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 192 | |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 193 | if (!s || !s->private) |
| 194 | return 0; |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 195 | |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 196 | regset = s->private; |
| 197 | |
| 198 | sde_kms = regset->sde_kms; |
| 199 | if (!sde_kms || !sde_kms->mmio) |
| 200 | return 0; |
| 201 | |
| 202 | dev = sde_kms->dev; |
| 203 | if (!dev) |
| 204 | return 0; |
| 205 | |
| 206 | priv = dev->dev_private; |
| 207 | if (!priv) |
| 208 | return 0; |
| 209 | |
| 210 | base = sde_kms->mmio + regset->offset; |
| 211 | |
| 212 | /* insert padding spaces, if needed */ |
| 213 | if (regset->offset & 0xF) { |
| 214 | seq_printf(s, "[%x]", regset->offset & ~0xF); |
| 215 | for (i = 0; i < (regset->offset & 0xF); i += 4) |
| 216 | seq_puts(s, " "); |
| 217 | } |
| 218 | |
| 219 | if (sde_power_resource_enable(&priv->phandle, |
| 220 | sde_kms->core_client, true)) { |
| 221 | seq_puts(s, "failed to enable sde clocks\n"); |
| 222 | return 0; |
| 223 | } |
| 224 | |
| 225 | /* main register output */ |
| 226 | for (i = 0; i < regset->blk_len; i += 4) { |
| 227 | addr = regset->offset + i; |
| 228 | if ((addr & 0xF) == 0x0) |
| 229 | seq_printf(s, i ? "\n[%x]" : "[%x]", addr); |
| 230 | seq_printf(s, " %08x", readl_relaxed(base + i)); |
| 231 | } |
| 232 | seq_puts(s, "\n"); |
| 233 | sde_power_resource_enable(&priv->phandle, sde_kms->core_client, false); |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 234 | |
| 235 | return 0; |
| 236 | } |
| 237 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 238 | static int sde_debugfs_open_regset32(struct inode *inode, |
| 239 | struct file *file) |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 240 | { |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 241 | return single_open(file, _sde_debugfs_show_regset32, inode->i_private); |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 242 | } |
| 243 | |
| 244 | static const struct file_operations sde_fops_regset32 = { |
| 245 | .open = sde_debugfs_open_regset32, |
| 246 | .read = seq_read, |
| 247 | .llseek = seq_lseek, |
| 248 | .release = single_release, |
| 249 | }; |
| 250 | |
| 251 | void sde_debugfs_setup_regset32(struct sde_debugfs_regset32 *regset, |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 252 | uint32_t offset, uint32_t length, struct sde_kms *sde_kms) |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 253 | { |
| 254 | if (regset) { |
| 255 | regset->offset = offset; |
| 256 | regset->blk_len = length; |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 257 | regset->sde_kms = sde_kms; |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 258 | } |
| 259 | } |
| 260 | |
| 261 | void *sde_debugfs_create_regset32(const char *name, umode_t mode, |
| 262 | void *parent, struct sde_debugfs_regset32 *regset) |
| 263 | { |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 264 | if (!name || !regset || !regset->sde_kms || !regset->blk_len) |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 265 | return NULL; |
| 266 | |
| 267 | /* make sure offset is a multiple of 4 */ |
| 268 | regset->offset = round_down(regset->offset, 4); |
| 269 | |
| 270 | return debugfs_create_file(name, mode, parent, |
| 271 | regset, &sde_fops_regset32); |
| 272 | } |
| 273 | |
| 274 | void *sde_debugfs_get_root(struct sde_kms *sde_kms) |
| 275 | { |
| 276 | return sde_kms ? sde_kms->debugfs_root : 0; |
| 277 | } |
| 278 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 279 | static int _sde_debugfs_init(struct sde_kms *sde_kms) |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 280 | { |
| 281 | void *p; |
| 282 | |
| 283 | p = sde_hw_util_get_log_mask_ptr(); |
| 284 | |
| 285 | if (!sde_kms || !p) |
| 286 | return -EINVAL; |
| 287 | |
| 288 | if (sde_kms->dev && sde_kms->dev->primary) |
| 289 | sde_kms->debugfs_root = sde_kms->dev->primary->debugfs_root; |
| 290 | else |
| 291 | sde_kms->debugfs_root = debugfs_create_dir(SDE_DEBUGFS_DIR, 0); |
| 292 | |
| 293 | /* allow debugfs_root to be NULL */ |
| 294 | debugfs_create_x32(SDE_DEBUGFS_HWMASKNAME, |
| 295 | 0644, sde_kms->debugfs_root, p); |
Alan Kwong | cd1c09f | 2016-11-04 20:37:30 -0400 | [diff] [blame] | 296 | |
| 297 | /* create common folder for debug information */ |
| 298 | sde_kms->debugfs_debug = debugfs_create_dir("debug", |
| 299 | sde_kms->debugfs_root); |
| 300 | if (!sde_kms->debugfs_debug) |
| 301 | SDE_ERROR("failed to create debugfs debug directory\n"); |
| 302 | |
Alan Kwong | f0fd851 | 2016-10-24 21:39:26 -0400 | [diff] [blame] | 303 | sde_debugfs_danger_init(sde_kms, sde_kms->debugfs_debug); |
Alan Kwong | 748e833d | 2016-10-26 12:34:48 -0400 | [diff] [blame] | 304 | sde_debugfs_vbif_init(sde_kms, sde_kms->debugfs_debug); |
Alan Kwong | f0fd851 | 2016-10-24 21:39:26 -0400 | [diff] [blame] | 305 | |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 306 | return 0; |
| 307 | } |
| 308 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 309 | static void _sde_debugfs_destroy(struct sde_kms *sde_kms) |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 310 | { |
| 311 | /* don't need to NULL check debugfs_root */ |
| 312 | if (sde_kms) { |
Alan Kwong | 748e833d | 2016-10-26 12:34:48 -0400 | [diff] [blame] | 313 | sde_debugfs_vbif_destroy(sde_kms); |
Alan Kwong | f0fd851 | 2016-10-24 21:39:26 -0400 | [diff] [blame] | 314 | sde_debugfs_danger_destroy(sde_kms); |
Alan Kwong | cd1c09f | 2016-11-04 20:37:30 -0400 | [diff] [blame] | 315 | debugfs_remove_recursive(sde_kms->debugfs_debug); |
| 316 | sde_kms->debugfs_debug = 0; |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 317 | debugfs_remove_recursive(sde_kms->debugfs_root); |
| 318 | sde_kms->debugfs_root = 0; |
| 319 | } |
| 320 | } |
Alan Kwong | f0fd851 | 2016-10-24 21:39:26 -0400 | [diff] [blame] | 321 | #else |
| 322 | static void sde_debugfs_danger_destroy(struct sde_kms *sde_kms, |
| 323 | struct dentry *parent) |
| 324 | { |
| 325 | } |
| 326 | |
| 327 | static int sde_debugfs_danger_init(struct sde_kms *sde_kms, |
| 328 | struct dentry *parent) |
| 329 | { |
| 330 | return 0; |
| 331 | } |
| 332 | #endif |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 333 | |
Alan Kwong | f5dd86c | 2016-08-09 18:08:17 -0400 | [diff] [blame] | 334 | static int sde_kms_enable_vblank(struct msm_kms *kms, struct drm_crtc *crtc) |
| 335 | { |
Lloyd Atkinson | 5217336c | 2016-09-15 18:21:18 -0400 | [diff] [blame] | 336 | struct sde_kms *sde_kms = to_sde_kms(kms); |
| 337 | struct drm_device *dev = sde_kms->dev; |
| 338 | struct msm_drm_private *priv = dev->dev_private; |
| 339 | |
| 340 | sde_power_resource_enable(&priv->phandle, sde_kms->core_client, true); |
| 341 | |
Alan Kwong | f5dd86c | 2016-08-09 18:08:17 -0400 | [diff] [blame] | 342 | return sde_crtc_vblank(crtc, true); |
| 343 | } |
| 344 | |
| 345 | static void sde_kms_disable_vblank(struct msm_kms *kms, struct drm_crtc *crtc) |
| 346 | { |
Lloyd Atkinson | 5217336c | 2016-09-15 18:21:18 -0400 | [diff] [blame] | 347 | struct sde_kms *sde_kms = to_sde_kms(kms); |
| 348 | struct drm_device *dev = sde_kms->dev; |
| 349 | struct msm_drm_private *priv = dev->dev_private; |
| 350 | |
Alan Kwong | f5dd86c | 2016-08-09 18:08:17 -0400 | [diff] [blame] | 351 | sde_crtc_vblank(crtc, false); |
Lloyd Atkinson | 5217336c | 2016-09-15 18:21:18 -0400 | [diff] [blame] | 352 | |
| 353 | sde_power_resource_enable(&priv->phandle, sde_kms->core_client, false); |
Alan Kwong | f5dd86c | 2016-08-09 18:08:17 -0400 | [diff] [blame] | 354 | } |
| 355 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 356 | static void sde_kms_prepare_commit(struct msm_kms *kms, |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 357 | struct drm_atomic_state *state) |
| 358 | { |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 359 | struct sde_kms *sde_kms = to_sde_kms(kms); |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 360 | struct drm_device *dev = sde_kms->dev; |
| 361 | struct msm_drm_private *priv = dev->dev_private; |
Clarence Ip | a36c92e | 2016-07-26 14:33:46 -0400 | [diff] [blame] | 362 | |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 363 | sde_power_resource_enable(&priv->phandle, sde_kms->core_client, true); |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 364 | } |
| 365 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 366 | static void sde_kms_commit(struct msm_kms *kms, |
| 367 | struct drm_atomic_state *old_state) |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 368 | { |
| 369 | struct drm_crtc *crtc; |
| 370 | struct drm_crtc_state *old_crtc_state; |
| 371 | int i; |
| 372 | |
Lloyd Atkinson | 5d40d31 | 2016-09-06 08:34:13 -0400 | [diff] [blame] | 373 | for_each_crtc_in_state(old_state, crtc, old_crtc_state, i) { |
| 374 | if (crtc->state->active) { |
| 375 | SDE_EVT32(DRMID(crtc)); |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 376 | sde_crtc_commit_kickoff(crtc); |
Lloyd Atkinson | 5d40d31 | 2016-09-06 08:34:13 -0400 | [diff] [blame] | 377 | } |
| 378 | } |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 379 | } |
| 380 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 381 | static void sde_kms_complete_commit(struct msm_kms *kms, |
Clarence Ip | 0d0e96d | 2016-10-24 18:13:13 -0400 | [diff] [blame] | 382 | struct drm_atomic_state *old_state) |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 383 | { |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 384 | struct sde_kms *sde_kms = to_sde_kms(kms); |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 385 | struct drm_device *dev = sde_kms->dev; |
| 386 | struct msm_drm_private *priv = dev->dev_private; |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 387 | struct drm_crtc *crtc; |
Clarence Ip | 0d0e96d | 2016-10-24 18:13:13 -0400 | [diff] [blame] | 388 | struct drm_crtc_state *old_crtc_state; |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 389 | int i; |
Lloyd Atkinson | a59eead | 2016-05-30 14:37:06 -0400 | [diff] [blame] | 390 | |
Clarence Ip | 0d0e96d | 2016-10-24 18:13:13 -0400 | [diff] [blame] | 391 | for_each_crtc_in_state(old_state, crtc, old_crtc_state, i) |
| 392 | sde_crtc_complete_commit(crtc, old_crtc_state); |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 393 | sde_power_resource_enable(&priv->phandle, sde_kms->core_client, false); |
Lloyd Atkinson | a59eead | 2016-05-30 14:37:06 -0400 | [diff] [blame] | 394 | |
Lloyd Atkinson | 5d40d31 | 2016-09-06 08:34:13 -0400 | [diff] [blame] | 395 | SDE_EVT32(SDE_EVTLOG_FUNC_EXIT); |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 396 | } |
| 397 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 398 | static void sde_kms_wait_for_commit_done(struct msm_kms *kms, |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 399 | struct drm_crtc *crtc) |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 400 | { |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 401 | struct drm_encoder *encoder; |
| 402 | struct drm_device *dev = crtc->dev; |
| 403 | int ret; |
| 404 | |
Alan Kwong | f34ef98 | 2016-09-29 20:53:53 -0400 | [diff] [blame] | 405 | if (!kms || !crtc || !crtc->state) { |
| 406 | SDE_ERROR("invalid params\n"); |
| 407 | return; |
| 408 | } |
| 409 | |
| 410 | if (!crtc->state->enable) { |
| 411 | SDE_DEBUG("[crtc:%d] not enable\n", crtc->base.id); |
| 412 | return; |
| 413 | } |
| 414 | |
| 415 | if (!crtc->state->active) { |
| 416 | SDE_DEBUG("[crtc:%d] not active\n", crtc->base.id); |
| 417 | return; |
| 418 | } |
| 419 | |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 420 | list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { |
| 421 | if (encoder->crtc != crtc) |
| 422 | continue; |
| 423 | /* |
| 424 | * Wait post-flush if necessary to delay before plane_cleanup |
| 425 | * For example, wait for vsync in case of video mode panels |
| 426 | * This should be a no-op for command mode panels |
| 427 | */ |
Lloyd Atkinson | 5d40d31 | 2016-09-06 08:34:13 -0400 | [diff] [blame] | 428 | SDE_EVT32(DRMID(crtc)); |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 429 | ret = sde_encoder_wait_for_commit_done(encoder); |
| 430 | if (ret && ret != -EWOULDBLOCK) { |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 431 | SDE_ERROR("wait for commit done returned %d\n", ret); |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 432 | break; |
| 433 | } |
| 434 | } |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 435 | } |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 436 | |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 437 | static void sde_kms_prepare_fence(struct msm_kms *kms, |
Clarence Ip | 0d0e96d | 2016-10-24 18:13:13 -0400 | [diff] [blame] | 438 | struct drm_atomic_state *old_state) |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 439 | { |
| 440 | struct drm_crtc *crtc; |
Clarence Ip | 0d0e96d | 2016-10-24 18:13:13 -0400 | [diff] [blame] | 441 | struct drm_crtc_state *old_crtc_state; |
| 442 | int i, rc; |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 443 | |
Clarence Ip | 0d0e96d | 2016-10-24 18:13:13 -0400 | [diff] [blame] | 444 | if (!kms || !old_state || !old_state->dev || !old_state->acquire_ctx) { |
| 445 | SDE_ERROR("invalid argument(s)\n"); |
| 446 | return; |
| 447 | } |
| 448 | |
| 449 | retry: |
| 450 | /* attempt to acquire ww mutex for connection */ |
| 451 | rc = drm_modeset_lock(&old_state->dev->mode_config.connection_mutex, |
| 452 | old_state->acquire_ctx); |
| 453 | |
| 454 | if (rc == -EDEADLK) { |
| 455 | drm_modeset_backoff(old_state->acquire_ctx); |
| 456 | goto retry; |
| 457 | } |
| 458 | |
| 459 | /* old_state actually contains updated crtc pointers */ |
| 460 | for_each_crtc_in_state(old_state, crtc, old_crtc_state, i) |
| 461 | sde_crtc_prepare_commit(crtc, old_crtc_state); |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 462 | } |
| 463 | |
Clarence Ip | 3649f8b | 2016-10-31 09:59:44 -0400 | [diff] [blame] | 464 | /** |
| 465 | * _sde_kms_get_displays - query for underlying display handles and cache them |
| 466 | * @sde_kms: Pointer to sde kms structure |
| 467 | * Returns: Zero on success |
| 468 | */ |
| 469 | static int _sde_kms_get_displays(struct sde_kms *sde_kms) |
| 470 | { |
| 471 | int rc = -ENOMEM; |
| 472 | |
| 473 | if (!sde_kms) { |
| 474 | SDE_ERROR("invalid sde kms\n"); |
| 475 | return -EINVAL; |
| 476 | } |
| 477 | |
| 478 | /* dsi */ |
| 479 | sde_kms->dsi_displays = NULL; |
| 480 | sde_kms->dsi_display_count = dsi_display_get_num_of_displays(); |
| 481 | if (sde_kms->dsi_display_count) { |
| 482 | sde_kms->dsi_displays = kcalloc(sde_kms->dsi_display_count, |
| 483 | sizeof(void *), |
| 484 | GFP_KERNEL); |
| 485 | if (!sde_kms->dsi_displays) { |
| 486 | SDE_ERROR("failed to allocate dsi displays\n"); |
| 487 | goto exit_deinit_dsi; |
| 488 | } |
| 489 | sde_kms->dsi_display_count = |
| 490 | dsi_display_get_active_displays(sde_kms->dsi_displays, |
| 491 | sde_kms->dsi_display_count); |
| 492 | } |
| 493 | |
| 494 | /* wb */ |
| 495 | sde_kms->wb_displays = NULL; |
| 496 | sde_kms->wb_display_count = sde_wb_get_num_of_displays(); |
| 497 | if (sde_kms->wb_display_count) { |
| 498 | sde_kms->wb_displays = kcalloc(sde_kms->wb_display_count, |
| 499 | sizeof(void *), |
| 500 | GFP_KERNEL); |
| 501 | if (!sde_kms->wb_displays) { |
| 502 | SDE_ERROR("failed to allocate wb displays\n"); |
| 503 | goto exit_deinit_wb; |
| 504 | } |
| 505 | sde_kms->wb_display_count = |
| 506 | wb_display_get_displays(sde_kms->wb_displays, |
| 507 | sde_kms->wb_display_count); |
| 508 | } |
| 509 | return 0; |
| 510 | |
| 511 | exit_deinit_wb: |
| 512 | kfree(sde_kms->wb_displays); |
| 513 | sde_kms->wb_display_count = 0; |
| 514 | sde_kms->wb_displays = NULL; |
| 515 | |
| 516 | exit_deinit_dsi: |
| 517 | kfree(sde_kms->dsi_displays); |
| 518 | sde_kms->dsi_display_count = 0; |
| 519 | sde_kms->dsi_displays = NULL; |
| 520 | return rc; |
| 521 | } |
| 522 | |
| 523 | /** |
| 524 | * _sde_kms_release_displays - release cache of underlying display handles |
| 525 | * @sde_kms: Pointer to sde kms structure |
| 526 | */ |
| 527 | static void _sde_kms_release_displays(struct sde_kms *sde_kms) |
| 528 | { |
| 529 | if (!sde_kms) { |
| 530 | SDE_ERROR("invalid sde kms\n"); |
| 531 | return; |
| 532 | } |
| 533 | |
| 534 | kfree(sde_kms->wb_displays); |
| 535 | sde_kms->wb_displays = NULL; |
| 536 | sde_kms->wb_display_count = 0; |
| 537 | |
| 538 | kfree(sde_kms->dsi_displays); |
| 539 | sde_kms->dsi_displays = NULL; |
| 540 | sde_kms->dsi_display_count = 0; |
| 541 | } |
| 542 | |
| 543 | /** |
| 544 | * _sde_kms_setup_displays - create encoders, bridges and connectors |
| 545 | * for underlying displays |
| 546 | * @dev: Pointer to drm device structure |
| 547 | * @priv: Pointer to private drm device data |
| 548 | * @sde_kms: Pointer to sde kms structure |
| 549 | * Returns: Zero on success |
| 550 | */ |
| 551 | static int _sde_kms_setup_displays(struct drm_device *dev, |
| 552 | struct msm_drm_private *priv, |
| 553 | struct sde_kms *sde_kms) |
| 554 | { |
| 555 | static const struct sde_connector_ops dsi_ops = { |
| 556 | .post_init = dsi_conn_post_init, |
| 557 | .detect = dsi_conn_detect, |
| 558 | .get_modes = dsi_connector_get_modes, |
| 559 | .mode_valid = dsi_conn_mode_valid, |
| 560 | .get_info = dsi_display_get_info, |
Lloyd Atkinson | 8c49c58 | 2016-11-18 14:23:54 -0500 | [diff] [blame] | 561 | .set_backlight = dsi_display_set_backlight, |
| 562 | .soft_reset = dsi_display_soft_reset |
Clarence Ip | 3649f8b | 2016-10-31 09:59:44 -0400 | [diff] [blame] | 563 | }; |
| 564 | static const struct sde_connector_ops wb_ops = { |
| 565 | .post_init = sde_wb_connector_post_init, |
| 566 | .detect = sde_wb_connector_detect, |
| 567 | .get_modes = sde_wb_connector_get_modes, |
| 568 | .set_property = sde_wb_connector_set_property, |
| 569 | .get_info = sde_wb_get_info, |
Lloyd Atkinson | 8c49c58 | 2016-11-18 14:23:54 -0500 | [diff] [blame] | 570 | .soft_reset = NULL |
Clarence Ip | 3649f8b | 2016-10-31 09:59:44 -0400 | [diff] [blame] | 571 | }; |
| 572 | struct msm_display_info info; |
| 573 | struct drm_encoder *encoder; |
| 574 | void *display, *connector; |
| 575 | int i, max_encoders; |
| 576 | int rc = 0; |
| 577 | |
| 578 | if (!dev || !priv || !sde_kms) { |
| 579 | SDE_ERROR("invalid argument(s)\n"); |
| 580 | return -EINVAL; |
| 581 | } |
| 582 | |
| 583 | max_encoders = sde_kms->dsi_display_count + sde_kms->wb_display_count; |
| 584 | if (max_encoders > ARRAY_SIZE(priv->encoders)) { |
| 585 | max_encoders = ARRAY_SIZE(priv->encoders); |
| 586 | SDE_ERROR("capping number of displays to %d", max_encoders); |
| 587 | } |
| 588 | |
| 589 | /* dsi */ |
| 590 | for (i = 0; i < sde_kms->dsi_display_count && |
| 591 | priv->num_encoders < max_encoders; ++i) { |
| 592 | display = sde_kms->dsi_displays[i]; |
| 593 | encoder = NULL; |
| 594 | |
| 595 | memset(&info, 0x0, sizeof(info)); |
| 596 | rc = dsi_display_get_info(&info, display); |
| 597 | if (rc) { |
| 598 | SDE_ERROR("dsi get_info %d failed\n", i); |
| 599 | continue; |
| 600 | } |
| 601 | |
| 602 | encoder = sde_encoder_init(dev, &info); |
| 603 | if (IS_ERR_OR_NULL(encoder)) { |
| 604 | SDE_ERROR("encoder init failed for dsi %d\n", i); |
| 605 | continue; |
| 606 | } |
| 607 | |
| 608 | rc = dsi_display_drm_bridge_init(display, encoder); |
| 609 | if (rc) { |
| 610 | SDE_ERROR("dsi bridge %d init failed, %d\n", i, rc); |
| 611 | sde_encoder_destroy(encoder); |
| 612 | continue; |
| 613 | } |
| 614 | |
| 615 | connector = sde_connector_init(dev, |
| 616 | encoder, |
| 617 | 0, |
| 618 | display, |
| 619 | &dsi_ops, |
| 620 | DRM_CONNECTOR_POLL_HPD, |
| 621 | DRM_MODE_CONNECTOR_DSI); |
| 622 | if (connector) { |
| 623 | priv->encoders[priv->num_encoders++] = encoder; |
| 624 | } else { |
| 625 | SDE_ERROR("dsi %d connector init failed\n", i); |
| 626 | dsi_display_drm_bridge_deinit(display); |
| 627 | sde_encoder_destroy(encoder); |
| 628 | } |
| 629 | } |
| 630 | |
| 631 | /* wb */ |
| 632 | for (i = 0; i < sde_kms->wb_display_count && |
| 633 | priv->num_encoders < max_encoders; ++i) { |
| 634 | display = sde_kms->wb_displays[i]; |
| 635 | encoder = NULL; |
| 636 | |
| 637 | memset(&info, 0x0, sizeof(info)); |
| 638 | rc = sde_wb_get_info(&info, display); |
| 639 | if (rc) { |
| 640 | SDE_ERROR("wb get_info %d failed\n", i); |
| 641 | continue; |
| 642 | } |
| 643 | |
| 644 | encoder = sde_encoder_init(dev, &info); |
| 645 | if (IS_ERR_OR_NULL(encoder)) { |
| 646 | SDE_ERROR("encoder init failed for wb %d\n", i); |
| 647 | continue; |
| 648 | } |
| 649 | |
| 650 | rc = sde_wb_drm_init(display, encoder); |
| 651 | if (rc) { |
| 652 | SDE_ERROR("wb bridge %d init failed, %d\n", i, rc); |
| 653 | sde_encoder_destroy(encoder); |
| 654 | continue; |
| 655 | } |
| 656 | |
| 657 | connector = sde_connector_init(dev, |
| 658 | encoder, |
| 659 | 0, |
| 660 | display, |
| 661 | &wb_ops, |
| 662 | DRM_CONNECTOR_POLL_HPD, |
| 663 | DRM_MODE_CONNECTOR_VIRTUAL); |
| 664 | if (connector) { |
| 665 | priv->encoders[priv->num_encoders++] = encoder; |
| 666 | } else { |
| 667 | SDE_ERROR("wb %d connector init failed\n", i); |
| 668 | sde_wb_drm_deinit(display); |
| 669 | sde_encoder_destroy(encoder); |
| 670 | } |
| 671 | } |
| 672 | |
| 673 | return 0; |
| 674 | } |
| 675 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 676 | static void _sde_kms_drm_obj_destroy(struct sde_kms *sde_kms) |
| 677 | { |
| 678 | struct msm_drm_private *priv; |
| 679 | int i; |
| 680 | |
| 681 | if (!sde_kms) { |
| 682 | SDE_ERROR("invalid sde_kms\n"); |
| 683 | return; |
| 684 | } else if (!sde_kms->dev) { |
| 685 | SDE_ERROR("invalid dev\n"); |
| 686 | return; |
| 687 | } else if (!sde_kms->dev->dev_private) { |
| 688 | SDE_ERROR("invalid dev_private\n"); |
| 689 | return; |
| 690 | } |
| 691 | priv = sde_kms->dev->dev_private; |
| 692 | |
| 693 | for (i = 0; i < priv->num_crtcs; i++) |
| 694 | priv->crtcs[i]->funcs->destroy(priv->crtcs[i]); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 695 | priv->num_crtcs = 0; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 696 | |
| 697 | for (i = 0; i < priv->num_planes; i++) |
| 698 | priv->planes[i]->funcs->destroy(priv->planes[i]); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 699 | priv->num_planes = 0; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 700 | |
| 701 | for (i = 0; i < priv->num_connectors; i++) |
| 702 | priv->connectors[i]->funcs->destroy(priv->connectors[i]); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 703 | priv->num_connectors = 0; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 704 | |
| 705 | for (i = 0; i < priv->num_encoders; i++) |
| 706 | priv->encoders[i]->funcs->destroy(priv->encoders[i]); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 707 | priv->num_encoders = 0; |
| 708 | |
| 709 | _sde_kms_release_displays(sde_kms); |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 710 | } |
| 711 | |
| 712 | static int _sde_kms_drm_obj_init(struct sde_kms *sde_kms) |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 713 | { |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 714 | struct drm_device *dev; |
Dhaval Patel | 44f1247 | 2016-08-29 12:19:47 -0700 | [diff] [blame] | 715 | struct drm_plane *primary_planes[MAX_PLANES], *plane; |
| 716 | struct drm_crtc *crtc; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 717 | |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 718 | struct msm_drm_private *priv; |
| 719 | struct sde_mdss_cfg *catalog; |
Dhaval Patel | 44f1247 | 2016-08-29 12:19:47 -0700 | [diff] [blame] | 720 | |
Jeykumar Sankaran | 2e65503 | 2017-02-04 14:05:45 -0800 | [diff] [blame] | 721 | int primary_planes_idx = 0, i, ret; |
| 722 | int max_crtc_count; |
| 723 | |
| 724 | u32 sspp_id[MAX_PLANES]; |
| 725 | u32 master_plane_id[MAX_PLANES]; |
| 726 | u32 num_virt_planes = 0; |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 727 | |
Clarence Ip | dd39524 | 2016-09-09 10:47:17 -0400 | [diff] [blame] | 728 | if (!sde_kms || !sde_kms->dev || !sde_kms->dev->dev) { |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 729 | SDE_ERROR("invalid sde_kms\n"); |
| 730 | return -EINVAL; |
| 731 | } |
| 732 | |
| 733 | dev = sde_kms->dev; |
| 734 | priv = dev->dev_private; |
| 735 | catalog = sde_kms->catalog; |
| 736 | |
Clarence Ip | 3649f8b | 2016-10-31 09:59:44 -0400 | [diff] [blame] | 737 | /* |
| 738 | * Query for underlying display drivers, and create connectors, |
| 739 | * bridges and encoders for them. |
| 740 | */ |
| 741 | if (!_sde_kms_get_displays(sde_kms)) |
| 742 | (void)_sde_kms_setup_displays(dev, priv, sde_kms); |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 743 | |
| 744 | max_crtc_count = min(catalog->mixer_count, priv->num_encoders); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 745 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 746 | /* Create the planes */ |
Jeykumar Sankaran | 2e65503 | 2017-02-04 14:05:45 -0800 | [diff] [blame] | 747 | for (i = 0; i < catalog->sspp_count; i++) { |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 748 | bool primary = true; |
| 749 | |
| 750 | if (catalog->sspp[i].features & BIT(SDE_SSPP_CURSOR) |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 751 | || primary_planes_idx >= max_crtc_count) |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 752 | primary = false; |
| 753 | |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 754 | plane = sde_plane_init(dev, catalog->sspp[i].id, primary, |
Jeykumar Sankaran | 2e65503 | 2017-02-04 14:05:45 -0800 | [diff] [blame] | 755 | (1UL << max_crtc_count) - 1, 0); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 756 | if (IS_ERR(plane)) { |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 757 | SDE_ERROR("sde_plane_init failed\n"); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 758 | ret = PTR_ERR(plane); |
| 759 | goto fail; |
| 760 | } |
| 761 | priv->planes[priv->num_planes++] = plane; |
| 762 | |
| 763 | if (primary) |
| 764 | primary_planes[primary_planes_idx++] = plane; |
Jeykumar Sankaran | 2e65503 | 2017-02-04 14:05:45 -0800 | [diff] [blame] | 765 | |
| 766 | if (sde_hw_sspp_multirect_enabled(&catalog->sspp[i]) && |
| 767 | sde_is_custom_client()) { |
| 768 | int priority = |
| 769 | catalog->sspp[i].sblk->smart_dma_priority; |
| 770 | sspp_id[priority - 1] = catalog->sspp[i].id; |
| 771 | master_plane_id[priority - 1] = plane->base.id; |
| 772 | num_virt_planes++; |
| 773 | } |
| 774 | } |
| 775 | |
| 776 | /* Initialize smart DMA virtual planes */ |
| 777 | for (i = 0; i < num_virt_planes; i++) { |
| 778 | plane = sde_plane_init(dev, sspp_id[i], false, |
| 779 | (1UL << max_crtc_count) - 1, master_plane_id[i]); |
| 780 | if (IS_ERR(plane)) { |
| 781 | SDE_ERROR("sde_plane for virtual SSPP init failed\n"); |
| 782 | ret = PTR_ERR(plane); |
| 783 | goto fail; |
| 784 | } |
| 785 | priv->planes[priv->num_planes++] = plane; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 786 | } |
| 787 | |
Dhaval Patel | 44f1247 | 2016-08-29 12:19:47 -0700 | [diff] [blame] | 788 | max_crtc_count = min(max_crtc_count, primary_planes_idx); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 789 | |
Dhaval Patel | 44f1247 | 2016-08-29 12:19:47 -0700 | [diff] [blame] | 790 | /* Create one CRTC per encoder */ |
| 791 | for (i = 0; i < max_crtc_count; i++) { |
Lloyd Atkinson | ac93364 | 2016-09-14 11:52:00 -0400 | [diff] [blame] | 792 | crtc = sde_crtc_init(dev, primary_planes[i]); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 793 | if (IS_ERR(crtc)) { |
| 794 | ret = PTR_ERR(crtc); |
| 795 | goto fail; |
| 796 | } |
| 797 | priv->crtcs[priv->num_crtcs++] = crtc; |
| 798 | } |
| 799 | |
Clarence Ip | dd39524 | 2016-09-09 10:47:17 -0400 | [diff] [blame] | 800 | if (sde_is_custom_client()) { |
| 801 | /* All CRTCs are compatible with all planes */ |
| 802 | for (i = 0; i < priv->num_planes; i++) |
| 803 | priv->planes[i]->possible_crtcs = |
| 804 | (1 << priv->num_crtcs) - 1; |
| 805 | } |
| 806 | |
Lloyd Atkinson | 11f3444 | 2016-08-11 11:19:52 -0400 | [diff] [blame] | 807 | /* All CRTCs are compatible with all encoders */ |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 808 | for (i = 0; i < priv->num_encoders; i++) |
| 809 | priv->encoders[i]->possible_crtcs = (1 << priv->num_crtcs) - 1; |
| 810 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 811 | return 0; |
| 812 | fail: |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 813 | _sde_kms_drm_obj_destroy(sde_kms); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 814 | return ret; |
| 815 | } |
| 816 | |
Alan Kwong | 5a3ac75 | 2016-10-16 01:02:35 -0400 | [diff] [blame] | 817 | static int sde_kms_postinit(struct msm_kms *kms) |
| 818 | { |
| 819 | struct sde_kms *sde_kms = to_sde_kms(kms); |
| 820 | struct drm_device *dev; |
| 821 | |
| 822 | if (!sde_kms || !sde_kms->dev || !sde_kms->dev->dev) { |
| 823 | SDE_ERROR("invalid sde_kms\n"); |
| 824 | return -EINVAL; |
| 825 | } |
| 826 | |
| 827 | dev = sde_kms->dev; |
| 828 | |
Alan Kwong | 5a3ac75 | 2016-10-16 01:02:35 -0400 | [diff] [blame] | 829 | return 0; |
| 830 | } |
| 831 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 832 | static long sde_kms_round_pixclk(struct msm_kms *kms, unsigned long rate, |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 833 | struct drm_encoder *encoder) |
| 834 | { |
| 835 | return rate; |
| 836 | } |
| 837 | |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 838 | static void _sde_kms_hw_destroy(struct sde_kms *sde_kms, |
| 839 | struct platform_device *pdev) |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 840 | { |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 841 | struct drm_device *dev; |
| 842 | struct msm_drm_private *priv; |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 843 | int i; |
| 844 | |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 845 | if (!sde_kms || !pdev) |
| 846 | return; |
| 847 | |
| 848 | dev = sde_kms->dev; |
| 849 | if (!dev) |
| 850 | return; |
| 851 | |
| 852 | priv = dev->dev_private; |
| 853 | if (!priv) |
| 854 | return; |
| 855 | |
| 856 | if (sde_kms->hw_intr) |
| 857 | sde_hw_intr_destroy(sde_kms->hw_intr); |
| 858 | sde_kms->hw_intr = NULL; |
| 859 | |
| 860 | _sde_kms_release_displays(sde_kms); |
| 861 | |
| 862 | /* safe to call these more than once during shutdown */ |
| 863 | _sde_debugfs_destroy(sde_kms); |
| 864 | _sde_kms_mmu_destroy(sde_kms); |
Alan Kwong | 67a3f79 | 2016-11-01 23:16:53 -0400 | [diff] [blame] | 865 | sde_core_perf_destroy(&sde_kms->perf); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 866 | |
Lloyd Atkinson | 79f0880 | 2017-01-09 17:37:18 -0500 | [diff] [blame] | 867 | if (sde_kms->catalog) { |
| 868 | for (i = 0; i < sde_kms->catalog->vbif_count; i++) { |
| 869 | u32 vbif_idx = sde_kms->catalog->vbif[i].id; |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 870 | |
Lloyd Atkinson | 79f0880 | 2017-01-09 17:37:18 -0500 | [diff] [blame] | 871 | if ((vbif_idx < VBIF_MAX) && sde_kms->hw_vbif[vbif_idx]) |
| 872 | sde_hw_vbif_destroy(sde_kms->hw_vbif[vbif_idx]); |
| 873 | } |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 874 | } |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 875 | |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 876 | if (sde_kms->rm_init) |
| 877 | sde_rm_destroy(&sde_kms->rm); |
| 878 | sde_kms->rm_init = false; |
| 879 | |
| 880 | if (sde_kms->catalog) |
| 881 | sde_hw_catalog_deinit(sde_kms->catalog); |
| 882 | sde_kms->catalog = NULL; |
| 883 | |
| 884 | if (sde_kms->core_client) |
| 885 | sde_power_client_destroy(&priv->phandle, sde_kms->core_client); |
| 886 | sde_kms->core_client = NULL; |
| 887 | |
| 888 | if (sde_kms->vbif[VBIF_NRT]) |
| 889 | msm_iounmap(pdev, sde_kms->vbif[VBIF_NRT]); |
| 890 | sde_kms->vbif[VBIF_NRT] = NULL; |
| 891 | |
| 892 | if (sde_kms->vbif[VBIF_RT]) |
| 893 | msm_iounmap(pdev, sde_kms->vbif[VBIF_RT]); |
| 894 | sde_kms->vbif[VBIF_RT] = NULL; |
| 895 | |
| 896 | if (sde_kms->mmio) |
| 897 | msm_iounmap(pdev, sde_kms->mmio); |
| 898 | sde_kms->mmio = NULL; |
| 899 | } |
| 900 | |
| 901 | static void sde_kms_destroy(struct msm_kms *kms) |
| 902 | { |
| 903 | struct sde_kms *sde_kms; |
| 904 | struct drm_device *dev; |
| 905 | |
| 906 | if (!kms) { |
| 907 | SDE_ERROR("invalid kms\n"); |
| 908 | return; |
| 909 | } |
| 910 | |
| 911 | sde_kms = to_sde_kms(kms); |
| 912 | dev = sde_kms->dev; |
| 913 | if (!dev) { |
| 914 | SDE_ERROR("invalid device\n"); |
| 915 | return; |
| 916 | } |
| 917 | |
| 918 | _sde_kms_hw_destroy(sde_kms, dev->platformdev); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 919 | kfree(sde_kms); |
| 920 | } |
| 921 | |
Lloyd Atkinson | 5217336c | 2016-09-15 18:21:18 -0400 | [diff] [blame] | 922 | static void sde_kms_preclose(struct msm_kms *kms, struct drm_file *file) |
| 923 | { |
| 924 | struct sde_kms *sde_kms = to_sde_kms(kms); |
| 925 | struct drm_device *dev = sde_kms->dev; |
| 926 | struct msm_drm_private *priv = dev->dev_private; |
| 927 | unsigned int i; |
| 928 | |
| 929 | for (i = 0; i < priv->num_crtcs; i++) |
| 930 | sde_crtc_cancel_pending_flip(priv->crtcs[i], file); |
| 931 | } |
| 932 | |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 933 | static const struct msm_kms_funcs kms_funcs = { |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 934 | .hw_init = sde_kms_hw_init, |
Alan Kwong | 5a3ac75 | 2016-10-16 01:02:35 -0400 | [diff] [blame] | 935 | .postinit = sde_kms_postinit, |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 936 | .irq_preinstall = sde_irq_preinstall, |
| 937 | .irq_postinstall = sde_irq_postinstall, |
| 938 | .irq_uninstall = sde_irq_uninstall, |
| 939 | .irq = sde_irq, |
Lloyd Atkinson | 5217336c | 2016-09-15 18:21:18 -0400 | [diff] [blame] | 940 | .preclose = sde_kms_preclose, |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 941 | .prepare_fence = sde_kms_prepare_fence, |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 942 | .prepare_commit = sde_kms_prepare_commit, |
| 943 | .commit = sde_kms_commit, |
| 944 | .complete_commit = sde_kms_complete_commit, |
| 945 | .wait_for_crtc_commit_done = sde_kms_wait_for_commit_done, |
Alan Kwong | f5dd86c | 2016-08-09 18:08:17 -0400 | [diff] [blame] | 946 | .enable_vblank = sde_kms_enable_vblank, |
| 947 | .disable_vblank = sde_kms_disable_vblank, |
Lloyd Atkinson | fa2489c | 2016-05-25 15:16:03 -0400 | [diff] [blame] | 948 | .check_modified_format = sde_format_check_modified_format, |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 949 | .get_format = sde_get_msm_format, |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 950 | .round_pixclk = sde_kms_round_pixclk, |
| 951 | .destroy = sde_kms_destroy, |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 952 | }; |
| 953 | |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 954 | /* the caller api needs to turn on clock before calling it */ |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 955 | static inline void _sde_kms_core_hw_rev_init(struct sde_kms *sde_kms) |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 956 | { |
Dhaval Patel | 6fe7f67 | 2017-02-10 12:40:46 -0800 | [diff] [blame] | 957 | return; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 958 | } |
| 959 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 960 | static int _sde_kms_mmu_destroy(struct sde_kms *sde_kms) |
| 961 | { |
| 962 | struct msm_mmu *mmu; |
| 963 | int i; |
| 964 | |
| 965 | for (i = ARRAY_SIZE(sde_kms->mmu_id) - 1; i >= 0; i--) { |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 966 | if (!sde_kms->mmu[i]) |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 967 | continue; |
| 968 | |
| 969 | mmu = sde_kms->mmu[i]; |
| 970 | msm_unregister_mmu(sde_kms->dev, mmu); |
| 971 | mmu->funcs->detach(mmu, (const char **)iommu_ports, |
| 972 | ARRAY_SIZE(iommu_ports)); |
| 973 | mmu->funcs->destroy(mmu); |
| 974 | sde_kms->mmu[i] = 0; |
| 975 | sde_kms->mmu_id[i] = 0; |
| 976 | } |
| 977 | |
| 978 | return 0; |
| 979 | } |
| 980 | |
| 981 | static int _sde_kms_mmu_init(struct sde_kms *sde_kms) |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 982 | { |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 983 | struct msm_mmu *mmu; |
| 984 | int i, ret; |
| 985 | |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame] | 986 | for (i = 0; i < MSM_SMMU_DOMAIN_MAX; i++) { |
| 987 | mmu = msm_smmu_new(sde_kms->dev->dev, i); |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 988 | if (IS_ERR(mmu)) { |
| 989 | ret = PTR_ERR(mmu); |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 990 | SDE_ERROR("failed to init iommu id %d: rc: %d\n", i, |
| 991 | ret); |
Dhaval Patel | 5200c60 | 2017-01-17 15:53:37 -0800 | [diff] [blame] | 992 | continue; |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 993 | } |
| 994 | |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 995 | ret = mmu->funcs->attach(mmu, (const char **)iommu_ports, |
| 996 | ARRAY_SIZE(iommu_ports)); |
| 997 | if (ret) { |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 998 | SDE_ERROR("failed to attach iommu %d: %d\n", i, ret); |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 999 | mmu->funcs->destroy(mmu); |
Dhaval Patel | 5200c60 | 2017-01-17 15:53:37 -0800 | [diff] [blame] | 1000 | continue; |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1001 | } |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1002 | |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame] | 1003 | sde_kms->mmu_id[i] = msm_register_mmu(sde_kms->dev, mmu); |
| 1004 | if (sde_kms->mmu_id[i] < 0) { |
| 1005 | ret = sde_kms->mmu_id[i]; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1006 | SDE_ERROR("failed to register sde iommu %d: %d\n", |
| 1007 | i, ret); |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame] | 1008 | mmu->funcs->detach(mmu, (const char **)iommu_ports, |
| 1009 | ARRAY_SIZE(iommu_ports)); |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame] | 1010 | goto fail; |
| 1011 | } |
| 1012 | |
| 1013 | sde_kms->mmu[i] = mmu; |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1014 | } |
| 1015 | |
| 1016 | return 0; |
| 1017 | fail: |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1018 | _sde_kms_mmu_destroy(sde_kms); |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1019 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1020 | return ret; |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1021 | } |
| 1022 | |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1023 | static void __iomem *_sde_kms_ioremap(struct platform_device *pdev, |
| 1024 | const char *name, unsigned long *out_size) |
| 1025 | { |
| 1026 | struct resource *res; |
| 1027 | unsigned long size; |
| 1028 | void __iomem *ptr; |
| 1029 | |
| 1030 | if (out_size) |
| 1031 | *out_size = 0; |
| 1032 | |
| 1033 | if (name) |
| 1034 | res = platform_get_resource_byname(pdev, IORESOURCE_MEM, name); |
| 1035 | else |
| 1036 | res = platform_get_resource(pdev, IORESOURCE_MEM, 0); |
| 1037 | |
| 1038 | if (!res) { |
| 1039 | /* availability depends on platform */ |
| 1040 | SDE_DEBUG("failed to get memory resource: %s\n", name); |
| 1041 | return ERR_PTR(-EINVAL); |
| 1042 | } |
| 1043 | |
| 1044 | size = resource_size(res); |
| 1045 | |
| 1046 | ptr = devm_ioremap_nocache(&pdev->dev, res->start, size); |
| 1047 | if (!ptr) { |
| 1048 | SDE_ERROR("failed to ioremap: %s\n", name); |
| 1049 | return ERR_PTR(-ENOMEM); |
| 1050 | } |
| 1051 | |
| 1052 | SDE_DEBUG("IO:region %s %p %08lx\n", name, ptr, size); |
| 1053 | |
| 1054 | if (out_size) |
| 1055 | *out_size = size; |
| 1056 | |
| 1057 | return ptr; |
| 1058 | } |
| 1059 | |
| 1060 | |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1061 | static int sde_kms_hw_init(struct msm_kms *kms) |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1062 | { |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1063 | struct sde_kms *sde_kms; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1064 | struct drm_device *dev; |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1065 | struct msm_drm_private *priv; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1066 | int i, rc = -EINVAL; |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1067 | |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1068 | if (!kms) { |
| 1069 | SDE_ERROR("invalid kms\n"); |
| 1070 | goto end; |
| 1071 | } |
| 1072 | |
| 1073 | sde_kms = to_sde_kms(kms); |
| 1074 | dev = sde_kms->dev; |
| 1075 | if (!dev || !dev->platformdev) { |
| 1076 | SDE_ERROR("invalid device\n"); |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1077 | goto end; |
| 1078 | } |
| 1079 | |
| 1080 | priv = dev->dev_private; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1081 | if (!priv) { |
| 1082 | SDE_ERROR("invalid private data\n"); |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1083 | goto end; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1084 | } |
| 1085 | |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1086 | sde_kms->mmio = _sde_kms_ioremap(dev->platformdev, "mdp_phys", |
| 1087 | &sde_kms->mmio_len); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1088 | if (IS_ERR(sde_kms->mmio)) { |
| 1089 | rc = PTR_ERR(sde_kms->mmio); |
| 1090 | SDE_ERROR("mdp register memory map failed: %d\n", rc); |
| 1091 | sde_kms->mmio = NULL; |
| 1092 | goto error; |
| 1093 | } |
| 1094 | DRM_INFO("mapped mdp address space @%p\n", sde_kms->mmio); |
| 1095 | |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1096 | rc = sde_dbg_reg_register_base(SDE_DBG_NAME, sde_kms->mmio, |
| 1097 | sde_kms->mmio_len); |
| 1098 | if (rc) |
| 1099 | SDE_ERROR("dbg base register kms failed: %d\n", rc); |
| 1100 | |
| 1101 | sde_kms->vbif[VBIF_RT] = _sde_kms_ioremap(dev->platformdev, "vbif_phys", |
| 1102 | &sde_kms->vbif_len[VBIF_RT]); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1103 | if (IS_ERR(sde_kms->vbif[VBIF_RT])) { |
| 1104 | rc = PTR_ERR(sde_kms->vbif[VBIF_RT]); |
| 1105 | SDE_ERROR("vbif register memory map failed: %d\n", rc); |
| 1106 | sde_kms->vbif[VBIF_RT] = NULL; |
| 1107 | goto error; |
| 1108 | } |
| 1109 | |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1110 | rc = sde_dbg_reg_register_base("vbif_rt", sde_kms->vbif[VBIF_RT], |
| 1111 | sde_kms->vbif_len[VBIF_RT]); |
| 1112 | if (rc) |
| 1113 | SDE_ERROR("dbg base register vbif_rt failed: %d\n", rc); |
| 1114 | |
| 1115 | sde_kms->vbif[VBIF_NRT] = _sde_kms_ioremap(dev->platformdev, |
| 1116 | "vbif_nrt_phys", &sde_kms->vbif_len[VBIF_NRT]); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1117 | if (IS_ERR(sde_kms->vbif[VBIF_NRT])) { |
| 1118 | sde_kms->vbif[VBIF_NRT] = NULL; |
| 1119 | SDE_DEBUG("VBIF NRT is not defined"); |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1120 | } else { |
| 1121 | rc = sde_dbg_reg_register_base("vbif_nrt", |
| 1122 | sde_kms->vbif[VBIF_NRT], |
| 1123 | sde_kms->vbif_len[VBIF_NRT]); |
| 1124 | if (rc) |
| 1125 | SDE_ERROR("dbg base register vbif_nrt failed: %d\n", |
| 1126 | rc); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1127 | } |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1128 | |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1129 | sde_kms->reg_dma = _sde_kms_ioremap(dev->platformdev, "regdma_phys", |
| 1130 | &sde_kms->reg_dma_len); |
Gopikrishnaiah Anandan | 7e3e3f5 | 2016-12-22 11:13:05 -0800 | [diff] [blame] | 1131 | if (IS_ERR(sde_kms->reg_dma)) { |
| 1132 | sde_kms->reg_dma = NULL; |
| 1133 | SDE_DEBUG("REG_DMA is not defined"); |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1134 | } else { |
| 1135 | rc = sde_dbg_reg_register_base("vbif_nrt", |
| 1136 | sde_kms->reg_dma, |
| 1137 | sde_kms->reg_dma_len); |
| 1138 | if (rc) |
| 1139 | SDE_ERROR("dbg base register reg_dma failed: %d\n", |
| 1140 | rc); |
| 1141 | |
Gopikrishnaiah Anandan | 7e3e3f5 | 2016-12-22 11:13:05 -0800 | [diff] [blame] | 1142 | } |
| 1143 | |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1144 | sde_kms->core_client = sde_power_client_create(&priv->phandle, "core"); |
| 1145 | if (IS_ERR_OR_NULL(sde_kms->core_client)) { |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1146 | rc = PTR_ERR(sde_kms->core_client); |
| 1147 | SDE_ERROR("sde power client create failed: %d\n", rc); |
| 1148 | sde_kms->core_client = NULL; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1149 | goto error; |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1150 | } |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1151 | |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1152 | rc = sde_power_resource_enable(&priv->phandle, sde_kms->core_client, |
| 1153 | true); |
| 1154 | if (rc) { |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1155 | SDE_ERROR("resource enable failed: %d\n", rc); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1156 | goto error; |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1157 | } |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1158 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1159 | _sde_kms_core_hw_rev_init(sde_kms); |
Lloyd Atkinson | 11f3444 | 2016-08-11 11:19:52 -0400 | [diff] [blame] | 1160 | |
Dhaval Patel | b271b84 | 2016-10-19 21:41:22 -0700 | [diff] [blame] | 1161 | pr_info("sde hardware revision:0x%x\n", sde_kms->core_rev); |
| 1162 | |
Dhaval Patel | 8bf7ff3 | 2016-07-20 18:13:24 -0700 | [diff] [blame] | 1163 | sde_kms->catalog = sde_hw_catalog_init(dev, sde_kms->core_rev); |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1164 | if (IS_ERR_OR_NULL(sde_kms->catalog)) { |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1165 | rc = PTR_ERR(sde_kms->catalog); |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1166 | SDE_ERROR("catalog init failed: %d\n", rc); |
| 1167 | sde_kms->catalog = NULL; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1168 | goto power_error; |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1169 | } |
| 1170 | |
Lloyd Atkinson | 274cc46 | 2017-02-21 11:52:06 -0500 | [diff] [blame^] | 1171 | sde_dbg_init_dbg_buses(sde_kms->core_rev); |
| 1172 | |
Gopikrishnaiah Anandan | 7e3e3f5 | 2016-12-22 11:13:05 -0800 | [diff] [blame] | 1173 | /* Initialize reg dma block which is a singleton */ |
| 1174 | rc = sde_reg_dma_init(sde_kms->reg_dma, sde_kms->catalog, |
| 1175 | sde_kms->dev); |
| 1176 | if (rc) { |
| 1177 | SDE_ERROR("failed: reg dma init failed\n"); |
| 1178 | goto power_error; |
| 1179 | } |
| 1180 | |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1181 | rc = sde_rm_init(&sde_kms->rm, sde_kms->catalog, sde_kms->mmio, |
Lloyd Atkinson | 11f3444 | 2016-08-11 11:19:52 -0400 | [diff] [blame] | 1182 | sde_kms->dev); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1183 | if (rc) { |
| 1184 | SDE_ERROR("rm init failed: %d\n", rc); |
| 1185 | goto power_error; |
| 1186 | } |
| 1187 | |
| 1188 | sde_kms->rm_init = true; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1189 | |
| 1190 | sde_kms->hw_mdp = sde_rm_get_mdp(&sde_kms->rm); |
| 1191 | if (IS_ERR_OR_NULL(sde_kms->hw_mdp)) { |
| 1192 | rc = PTR_ERR(sde_kms->hw_mdp); |
| 1193 | SDE_ERROR("failed to get hw_mdp: %d\n", rc); |
| 1194 | sde_kms->hw_mdp = NULL; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1195 | goto power_error; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1196 | } |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1197 | |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 1198 | for (i = 0; i < sde_kms->catalog->vbif_count; i++) { |
| 1199 | u32 vbif_idx = sde_kms->catalog->vbif[i].id; |
| 1200 | |
| 1201 | sde_kms->hw_vbif[i] = sde_hw_vbif_init(vbif_idx, |
| 1202 | sde_kms->vbif[vbif_idx], sde_kms->catalog); |
| 1203 | if (IS_ERR_OR_NULL(sde_kms->hw_vbif[vbif_idx])) { |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1204 | rc = PTR_ERR(sde_kms->hw_vbif[vbif_idx]); |
| 1205 | SDE_ERROR("failed to init vbif %d: %d\n", vbif_idx, rc); |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 1206 | sde_kms->hw_vbif[vbif_idx] = NULL; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1207 | goto power_error; |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 1208 | } |
| 1209 | } |
| 1210 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1211 | /* |
| 1212 | * Now we need to read the HW catalog and initialize resources such as |
| 1213 | * clocks, regulators, GDSC/MMAGIC, ioremap the register ranges etc |
| 1214 | */ |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1215 | rc = _sde_kms_mmu_init(sde_kms); |
| 1216 | if (rc) { |
| 1217 | SDE_ERROR("sde_kms_mmu_init failed: %d\n", rc); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1218 | goto power_error; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1219 | } |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1220 | |
| 1221 | /* |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 1222 | * NOTE: Calling sde_debugfs_init here so that the drm_minor device for |
| 1223 | * 'primary' is already created. |
| 1224 | */ |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1225 | rc = _sde_debugfs_init(sde_kms); |
| 1226 | if (rc) { |
| 1227 | SDE_ERROR("sde_debugfs init failed: %d\n", rc); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1228 | goto power_error; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1229 | } |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 1230 | |
Alan Kwong | 67a3f79 | 2016-11-01 23:16:53 -0400 | [diff] [blame] | 1231 | rc = sde_core_perf_init(&sde_kms->perf, dev, sde_kms->catalog, |
| 1232 | &priv->phandle, priv->pclient, "core_clk_src", |
| 1233 | sde_kms->debugfs_debug); |
| 1234 | if (rc) { |
| 1235 | SDE_ERROR("failed to init perf %d\n", rc); |
| 1236 | goto perf_err; |
| 1237 | } |
| 1238 | |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 1239 | /* |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1240 | * _sde_kms_drm_obj_init should create the DRM related objects |
| 1241 | * i.e. CRTCs, planes, encoders, connectors and so forth |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1242 | */ |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1243 | rc = _sde_kms_drm_obj_init(sde_kms); |
| 1244 | if (rc) { |
| 1245 | SDE_ERROR("modeset init failed: %d\n", rc); |
Alan Kwong | 67a3f79 | 2016-11-01 23:16:53 -0400 | [diff] [blame] | 1246 | goto drm_obj_init_err; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1247 | } |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1248 | |
| 1249 | dev->mode_config.min_width = 0; |
| 1250 | dev->mode_config.min_height = 0; |
| 1251 | |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1252 | /* |
Dhaval Patel | 4e57484 | 2016-08-23 15:11:37 -0700 | [diff] [blame] | 1253 | * max crtc width is equal to the max mixer width * 2 and max height is |
| 1254 | * is 4K |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1255 | */ |
Dhaval Patel | e4a5dda | 2016-10-13 19:29:30 -0700 | [diff] [blame] | 1256 | dev->mode_config.max_width = sde_kms->catalog->max_mixer_width * 2; |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1257 | dev->mode_config.max_height = 4096; |
| 1258 | |
Lloyd Atkinson | fa2489c | 2016-05-25 15:16:03 -0400 | [diff] [blame] | 1259 | /* |
| 1260 | * Support format modifiers for compression etc. |
| 1261 | */ |
| 1262 | dev->mode_config.allow_fb_modifiers = true; |
| 1263 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1264 | sde_kms->hw_intr = sde_hw_intr_init(sde_kms->mmio, sde_kms->catalog); |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1265 | if (IS_ERR_OR_NULL(sde_kms->hw_intr)) { |
| 1266 | rc = PTR_ERR(sde_kms->hw_intr); |
| 1267 | SDE_ERROR("hw_intr init failed: %d\n", rc); |
| 1268 | sde_kms->hw_intr = NULL; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1269 | goto hw_intr_init_err; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1270 | } |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1271 | |
Lloyd Atkinson | 5217336c | 2016-09-15 18:21:18 -0400 | [diff] [blame] | 1272 | sde_power_resource_enable(&priv->phandle, sde_kms->core_client, false); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1273 | return 0; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1274 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1275 | hw_intr_init_err: |
| 1276 | _sde_kms_drm_obj_destroy(sde_kms); |
Alan Kwong | 67a3f79 | 2016-11-01 23:16:53 -0400 | [diff] [blame] | 1277 | drm_obj_init_err: |
| 1278 | sde_core_perf_destroy(&sde_kms->perf); |
| 1279 | perf_err: |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1280 | power_error: |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1281 | sde_power_resource_enable(&priv->phandle, sde_kms->core_client, false); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1282 | error: |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1283 | _sde_kms_hw_destroy(sde_kms, dev->platformdev); |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1284 | end: |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1285 | return rc; |
| 1286 | } |
| 1287 | |
| 1288 | struct msm_kms *sde_kms_init(struct drm_device *dev) |
| 1289 | { |
| 1290 | struct msm_drm_private *priv; |
| 1291 | struct sde_kms *sde_kms; |
| 1292 | |
| 1293 | if (!dev || !dev->dev_private) { |
| 1294 | SDE_ERROR("drm device node invalid\n"); |
| 1295 | return ERR_PTR(-EINVAL); |
| 1296 | } |
| 1297 | |
| 1298 | priv = dev->dev_private; |
| 1299 | |
| 1300 | sde_kms = kzalloc(sizeof(*sde_kms), GFP_KERNEL); |
| 1301 | if (!sde_kms) { |
| 1302 | SDE_ERROR("failed to allocate sde kms\n"); |
| 1303 | return ERR_PTR(-ENOMEM); |
| 1304 | } |
| 1305 | |
| 1306 | msm_kms_init(&sde_kms->base, &kms_funcs); |
| 1307 | sde_kms->dev = dev; |
| 1308 | |
| 1309 | return &sde_kms->base; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1310 | } |