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> |
Alan Kwong | 4dd64c8 | 2017-02-04 18:41:51 -0800 | [diff] [blame] | 24 | #include <linux/dma-buf.h> |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 25 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 26 | #include "msm_drv.h" |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 27 | #include "msm_mmu.h" |
Clarence Ip | 3649f8b | 2016-10-31 09:59:44 -0400 | [diff] [blame] | 28 | |
| 29 | #include "dsi_display.h" |
| 30 | #include "dsi_drm.h" |
| 31 | #include "sde_wb.h" |
| 32 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 33 | #include "sde_kms.h" |
Alan Kwong | f5dd86c | 2016-08-09 18:08:17 -0400 | [diff] [blame] | 34 | #include "sde_core_irq.h" |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 35 | #include "sde_formats.h" |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 36 | #include "sde_hw_vbif.h" |
Alan Kwong | 83285fb | 2016-10-21 20:51:17 -0400 | [diff] [blame] | 37 | #include "sde_vbif.h" |
| 38 | #include "sde_encoder.h" |
| 39 | #include "sde_plane.h" |
| 40 | #include "sde_crtc.h" |
Gopikrishnaiah Anandan | 7e3e3f5 | 2016-12-22 11:13:05 -0800 | [diff] [blame] | 41 | #include "sde_reg_dma.h" |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 42 | |
Alan Kwong | 1a00e4d | 2016-07-18 09:42:30 -0400 | [diff] [blame] | 43 | #define CREATE_TRACE_POINTS |
| 44 | #include "sde_trace.h" |
| 45 | |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 46 | static const char * const iommu_ports[] = { |
| 47 | "mdp_0", |
| 48 | }; |
| 49 | |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 50 | /** |
| 51 | * Controls size of event log buffer. Specified as a power of 2. |
| 52 | */ |
| 53 | #define SDE_EVTLOG_SIZE 1024 |
| 54 | |
| 55 | /* |
| 56 | * To enable overall DRM driver logging |
| 57 | * # echo 0x2 > /sys/module/drm/parameters/debug |
| 58 | * |
| 59 | * To enable DRM driver h/w logging |
Dhaval Patel | 6c66662 | 2017-03-21 23:02:59 -0700 | [diff] [blame] | 60 | * # echo <mask> > /sys/kernel/debug/dri/0/debug/hw_log_mask |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 61 | * |
| 62 | * See sde_hw_mdss.h for h/w logging mask definitions (search for SDE_DBG_MASK_) |
| 63 | */ |
| 64 | #define SDE_DEBUGFS_DIR "msm_sde" |
| 65 | #define SDE_DEBUGFS_HWMASKNAME "hw_log_mask" |
| 66 | |
Clarence Ip | dd39524 | 2016-09-09 10:47:17 -0400 | [diff] [blame] | 67 | /** |
| 68 | * sdecustom - enable certain driver customizations for sde clients |
| 69 | * Enabling this modifies the standard DRM behavior slightly and assumes |
| 70 | * that the clients have specific knowledge about the modifications that |
| 71 | * are involved, so don't enable this unless you know what you're doing. |
| 72 | * |
| 73 | * Parts of the driver that are affected by this setting may be located by |
| 74 | * searching for invocations of the 'sde_is_custom_client()' function. |
| 75 | * |
| 76 | * This is disabled by default. |
| 77 | */ |
Clarence Ip | b1b3c80 | 2016-10-03 16:49:38 -0400 | [diff] [blame] | 78 | static bool sdecustom = true; |
Clarence Ip | dd39524 | 2016-09-09 10:47:17 -0400 | [diff] [blame] | 79 | module_param(sdecustom, bool, 0400); |
| 80 | MODULE_PARM_DESC(sdecustom, "Enable customizations for sde clients"); |
| 81 | |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 82 | static int sde_kms_hw_init(struct msm_kms *kms); |
| 83 | static int _sde_kms_mmu_destroy(struct sde_kms *sde_kms); |
Gopikrishnaiah Anandan | de2c81b | 2017-03-15 12:41:29 -0700 | [diff] [blame] | 84 | static int _sde_kms_register_events(struct msm_kms *kms, |
| 85 | struct drm_mode_object *obj, u32 event, bool en); |
Clarence Ip | dd39524 | 2016-09-09 10:47:17 -0400 | [diff] [blame] | 86 | bool sde_is_custom_client(void) |
| 87 | { |
| 88 | return sdecustom; |
| 89 | } |
| 90 | |
Alan Kwong | f0fd851 | 2016-10-24 21:39:26 -0400 | [diff] [blame] | 91 | #ifdef CONFIG_DEBUG_FS |
| 92 | static int _sde_danger_signal_status(struct seq_file *s, |
| 93 | bool danger_status) |
| 94 | { |
| 95 | struct sde_kms *kms = (struct sde_kms *)s->private; |
| 96 | struct msm_drm_private *priv; |
| 97 | struct sde_danger_safe_status status; |
| 98 | int i; |
| 99 | |
| 100 | if (!kms || !kms->dev || !kms->dev->dev_private || !kms->hw_mdp) { |
| 101 | SDE_ERROR("invalid arg(s)\n"); |
| 102 | return 0; |
| 103 | } |
| 104 | |
| 105 | priv = kms->dev->dev_private; |
| 106 | memset(&status, 0, sizeof(struct sde_danger_safe_status)); |
| 107 | |
| 108 | sde_power_resource_enable(&priv->phandle, kms->core_client, true); |
| 109 | if (danger_status) { |
| 110 | seq_puts(s, "\nDanger signal status:\n"); |
| 111 | if (kms->hw_mdp->ops.get_danger_status) |
| 112 | kms->hw_mdp->ops.get_danger_status(kms->hw_mdp, |
| 113 | &status); |
| 114 | } else { |
| 115 | seq_puts(s, "\nSafe signal status:\n"); |
| 116 | if (kms->hw_mdp->ops.get_danger_status) |
| 117 | kms->hw_mdp->ops.get_danger_status(kms->hw_mdp, |
| 118 | &status); |
| 119 | } |
| 120 | sde_power_resource_enable(&priv->phandle, kms->core_client, false); |
| 121 | |
| 122 | seq_printf(s, "MDP : 0x%x\n", status.mdp); |
| 123 | |
| 124 | for (i = SSPP_VIG0; i < SSPP_MAX; i++) |
| 125 | seq_printf(s, "SSPP%d : 0x%x \t", i - SSPP_VIG0, |
| 126 | status.sspp[i]); |
| 127 | seq_puts(s, "\n"); |
| 128 | |
| 129 | for (i = WB_0; i < WB_MAX; i++) |
| 130 | seq_printf(s, "WB%d : 0x%x \t", i - WB_0, |
| 131 | status.wb[i]); |
| 132 | seq_puts(s, "\n"); |
| 133 | |
| 134 | return 0; |
| 135 | } |
| 136 | |
| 137 | #define DEFINE_SDE_DEBUGFS_SEQ_FOPS(__prefix) \ |
| 138 | static int __prefix ## _open(struct inode *inode, struct file *file) \ |
| 139 | { \ |
| 140 | return single_open(file, __prefix ## _show, inode->i_private); \ |
| 141 | } \ |
| 142 | static const struct file_operations __prefix ## _fops = { \ |
| 143 | .owner = THIS_MODULE, \ |
| 144 | .open = __prefix ## _open, \ |
| 145 | .release = single_release, \ |
| 146 | .read = seq_read, \ |
| 147 | .llseek = seq_lseek, \ |
| 148 | } |
| 149 | |
| 150 | static int sde_debugfs_danger_stats_show(struct seq_file *s, void *v) |
| 151 | { |
| 152 | return _sde_danger_signal_status(s, true); |
| 153 | } |
| 154 | DEFINE_SDE_DEBUGFS_SEQ_FOPS(sde_debugfs_danger_stats); |
| 155 | |
| 156 | static int sde_debugfs_safe_stats_show(struct seq_file *s, void *v) |
| 157 | { |
| 158 | return _sde_danger_signal_status(s, false); |
| 159 | } |
| 160 | DEFINE_SDE_DEBUGFS_SEQ_FOPS(sde_debugfs_safe_stats); |
| 161 | |
| 162 | static void sde_debugfs_danger_destroy(struct sde_kms *sde_kms) |
| 163 | { |
| 164 | debugfs_remove_recursive(sde_kms->debugfs_danger); |
| 165 | sde_kms->debugfs_danger = NULL; |
| 166 | } |
| 167 | |
| 168 | static int sde_debugfs_danger_init(struct sde_kms *sde_kms, |
| 169 | struct dentry *parent) |
| 170 | { |
| 171 | sde_kms->debugfs_danger = debugfs_create_dir("danger", |
| 172 | parent); |
| 173 | if (!sde_kms->debugfs_danger) { |
| 174 | SDE_ERROR("failed to create danger debugfs\n"); |
| 175 | return -EINVAL; |
| 176 | } |
| 177 | |
| 178 | debugfs_create_file("danger_status", 0644, sde_kms->debugfs_danger, |
| 179 | sde_kms, &sde_debugfs_danger_stats_fops); |
| 180 | debugfs_create_file("safe_status", 0644, sde_kms->debugfs_danger, |
| 181 | sde_kms, &sde_debugfs_safe_stats_fops); |
| 182 | |
| 183 | return 0; |
| 184 | } |
| 185 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 186 | static int _sde_debugfs_show_regset32(struct seq_file *s, void *data) |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 187 | { |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 188 | struct sde_debugfs_regset32 *regset; |
| 189 | struct sde_kms *sde_kms; |
| 190 | struct drm_device *dev; |
| 191 | struct msm_drm_private *priv; |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 192 | void __iomem *base; |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 193 | uint32_t i, addr; |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 194 | |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 195 | if (!s || !s->private) |
| 196 | return 0; |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 197 | |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 198 | regset = s->private; |
| 199 | |
| 200 | sde_kms = regset->sde_kms; |
| 201 | if (!sde_kms || !sde_kms->mmio) |
| 202 | return 0; |
| 203 | |
| 204 | dev = sde_kms->dev; |
| 205 | if (!dev) |
| 206 | return 0; |
| 207 | |
| 208 | priv = dev->dev_private; |
| 209 | if (!priv) |
| 210 | return 0; |
| 211 | |
| 212 | base = sde_kms->mmio + regset->offset; |
| 213 | |
| 214 | /* insert padding spaces, if needed */ |
| 215 | if (regset->offset & 0xF) { |
| 216 | seq_printf(s, "[%x]", regset->offset & ~0xF); |
| 217 | for (i = 0; i < (regset->offset & 0xF); i += 4) |
| 218 | seq_puts(s, " "); |
| 219 | } |
| 220 | |
| 221 | if (sde_power_resource_enable(&priv->phandle, |
| 222 | sde_kms->core_client, true)) { |
| 223 | seq_puts(s, "failed to enable sde clocks\n"); |
| 224 | return 0; |
| 225 | } |
| 226 | |
| 227 | /* main register output */ |
| 228 | for (i = 0; i < regset->blk_len; i += 4) { |
| 229 | addr = regset->offset + i; |
| 230 | if ((addr & 0xF) == 0x0) |
| 231 | seq_printf(s, i ? "\n[%x]" : "[%x]", addr); |
| 232 | seq_printf(s, " %08x", readl_relaxed(base + i)); |
| 233 | } |
| 234 | seq_puts(s, "\n"); |
| 235 | sde_power_resource_enable(&priv->phandle, sde_kms->core_client, false); |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 236 | |
| 237 | return 0; |
| 238 | } |
| 239 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 240 | static int sde_debugfs_open_regset32(struct inode *inode, |
| 241 | struct file *file) |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 242 | { |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 243 | return single_open(file, _sde_debugfs_show_regset32, inode->i_private); |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 244 | } |
| 245 | |
| 246 | static const struct file_operations sde_fops_regset32 = { |
| 247 | .open = sde_debugfs_open_regset32, |
| 248 | .read = seq_read, |
| 249 | .llseek = seq_lseek, |
| 250 | .release = single_release, |
| 251 | }; |
| 252 | |
| 253 | void sde_debugfs_setup_regset32(struct sde_debugfs_regset32 *regset, |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 254 | uint32_t offset, uint32_t length, struct sde_kms *sde_kms) |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 255 | { |
| 256 | if (regset) { |
| 257 | regset->offset = offset; |
| 258 | regset->blk_len = length; |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 259 | regset->sde_kms = sde_kms; |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 260 | } |
| 261 | } |
| 262 | |
| 263 | void *sde_debugfs_create_regset32(const char *name, umode_t mode, |
| 264 | void *parent, struct sde_debugfs_regset32 *regset) |
| 265 | { |
Clarence Ip | aac9f33 | 2016-08-31 15:46:35 -0400 | [diff] [blame] | 266 | if (!name || !regset || !regset->sde_kms || !regset->blk_len) |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 267 | return NULL; |
| 268 | |
| 269 | /* make sure offset is a multiple of 4 */ |
| 270 | regset->offset = round_down(regset->offset, 4); |
| 271 | |
| 272 | return debugfs_create_file(name, mode, parent, |
| 273 | regset, &sde_fops_regset32); |
| 274 | } |
| 275 | |
| 276 | void *sde_debugfs_get_root(struct sde_kms *sde_kms) |
| 277 | { |
Dhaval Patel | 6c66662 | 2017-03-21 23:02:59 -0700 | [diff] [blame] | 278 | struct msm_drm_private *priv; |
| 279 | |
| 280 | if (!sde_kms || !sde_kms->dev || !sde_kms->dev->dev_private) |
| 281 | return NULL; |
| 282 | |
| 283 | priv = sde_kms->dev->dev_private; |
| 284 | return priv->debug_root; |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 285 | } |
| 286 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 287 | static int _sde_debugfs_init(struct sde_kms *sde_kms) |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 288 | { |
| 289 | void *p; |
Lloyd Atkinson | b020e0f | 2017-03-14 08:05:18 -0700 | [diff] [blame] | 290 | int rc; |
| 291 | void *debugfs_root; |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 292 | |
| 293 | p = sde_hw_util_get_log_mask_ptr(); |
| 294 | |
| 295 | if (!sde_kms || !p) |
| 296 | return -EINVAL; |
| 297 | |
Lloyd Atkinson | b020e0f | 2017-03-14 08:05:18 -0700 | [diff] [blame] | 298 | debugfs_root = sde_debugfs_get_root(sde_kms); |
| 299 | if (!debugfs_root) |
| 300 | return -EINVAL; |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 301 | |
| 302 | /* allow debugfs_root to be NULL */ |
Lloyd Atkinson | b020e0f | 2017-03-14 08:05:18 -0700 | [diff] [blame] | 303 | debugfs_create_x32(SDE_DEBUGFS_HWMASKNAME, 0644, debugfs_root, p); |
Alan Kwong | cd1c09f | 2016-11-04 20:37:30 -0400 | [diff] [blame] | 304 | |
Lloyd Atkinson | 09e64bf | 2017-04-13 14:09:59 -0700 | [diff] [blame] | 305 | (void) sde_debugfs_danger_init(sde_kms, debugfs_root); |
| 306 | (void) sde_debugfs_vbif_init(sde_kms, debugfs_root); |
| 307 | (void) sde_debugfs_core_irq_init(sde_kms, debugfs_root); |
Alan Kwong | cd1c09f | 2016-11-04 20:37:30 -0400 | [diff] [blame] | 308 | |
Lloyd Atkinson | b020e0f | 2017-03-14 08:05:18 -0700 | [diff] [blame] | 309 | rc = sde_core_perf_debugfs_init(&sde_kms->perf, debugfs_root); |
| 310 | if (rc) { |
| 311 | SDE_ERROR("failed to init perf %d\n", rc); |
| 312 | return rc; |
| 313 | } |
Alan Kwong | f0fd851 | 2016-10-24 21:39:26 -0400 | [diff] [blame] | 314 | |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 315 | return 0; |
| 316 | } |
| 317 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 318 | static void _sde_debugfs_destroy(struct sde_kms *sde_kms) |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 319 | { |
| 320 | /* don't need to NULL check debugfs_root */ |
| 321 | if (sde_kms) { |
Alan Kwong | 748e833d | 2016-10-26 12:34:48 -0400 | [diff] [blame] | 322 | sde_debugfs_vbif_destroy(sde_kms); |
Alan Kwong | f0fd851 | 2016-10-24 21:39:26 -0400 | [diff] [blame] | 323 | sde_debugfs_danger_destroy(sde_kms); |
Lloyd Atkinson | 09e64bf | 2017-04-13 14:09:59 -0700 | [diff] [blame] | 324 | sde_debugfs_core_irq_destroy(sde_kms); |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 325 | } |
| 326 | } |
Alan Kwong | f0fd851 | 2016-10-24 21:39:26 -0400 | [diff] [blame] | 327 | #else |
Lloyd Atkinson | b020e0f | 2017-03-14 08:05:18 -0700 | [diff] [blame] | 328 | static int _sde_debugfs_init(struct sde_kms *sde_kms) |
| 329 | { |
| 330 | return 0; |
| 331 | } |
| 332 | |
| 333 | static void _sde_debugfs_destroy(struct sde_kms *sde_kms) |
| 334 | { |
Alan Kwong | f0fd851 | 2016-10-24 21:39:26 -0400 | [diff] [blame] | 335 | } |
| 336 | #endif |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 337 | |
Alan Kwong | f5dd86c | 2016-08-09 18:08:17 -0400 | [diff] [blame] | 338 | static int sde_kms_enable_vblank(struct msm_kms *kms, struct drm_crtc *crtc) |
| 339 | { |
| 340 | return sde_crtc_vblank(crtc, true); |
| 341 | } |
| 342 | |
| 343 | static void sde_kms_disable_vblank(struct msm_kms *kms, struct drm_crtc *crtc) |
| 344 | { |
| 345 | sde_crtc_vblank(crtc, false); |
| 346 | } |
| 347 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 348 | static void sde_kms_prepare_commit(struct msm_kms *kms, |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 349 | struct drm_atomic_state *state) |
| 350 | { |
Clarence Ip | 4eef82b | 2017-04-10 13:13:01 -0700 | [diff] [blame] | 351 | struct sde_kms *sde_kms; |
| 352 | struct msm_drm_private *priv; |
| 353 | |
| 354 | if (!kms) |
| 355 | return; |
| 356 | sde_kms = to_sde_kms(kms); |
| 357 | |
| 358 | if (!sde_kms->dev || !sde_kms->dev->dev_private) |
| 359 | return; |
| 360 | priv = sde_kms->dev->dev_private; |
Clarence Ip | a36c92e | 2016-07-26 14:33:46 -0400 | [diff] [blame] | 361 | |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 362 | sde_power_resource_enable(&priv->phandle, sde_kms->core_client, true); |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 363 | } |
| 364 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 365 | static void sde_kms_commit(struct msm_kms *kms, |
| 366 | struct drm_atomic_state *old_state) |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 367 | { |
| 368 | struct drm_crtc *crtc; |
| 369 | struct drm_crtc_state *old_crtc_state; |
| 370 | int i; |
| 371 | |
Lloyd Atkinson | 5d40d31 | 2016-09-06 08:34:13 -0400 | [diff] [blame] | 372 | for_each_crtc_in_state(old_state, crtc, old_crtc_state, i) { |
| 373 | if (crtc->state->active) { |
| 374 | SDE_EVT32(DRMID(crtc)); |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 375 | sde_crtc_commit_kickoff(crtc); |
Lloyd Atkinson | 5d40d31 | 2016-09-06 08:34:13 -0400 | [diff] [blame] | 376 | } |
| 377 | } |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 378 | } |
| 379 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 380 | static void sde_kms_complete_commit(struct msm_kms *kms, |
Clarence Ip | 0d0e96d | 2016-10-24 18:13:13 -0400 | [diff] [blame] | 381 | struct drm_atomic_state *old_state) |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 382 | { |
Clarence Ip | 4eef82b | 2017-04-10 13:13:01 -0700 | [diff] [blame] | 383 | struct sde_kms *sde_kms; |
| 384 | struct msm_drm_private *priv; |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 385 | struct drm_crtc *crtc; |
Clarence Ip | 0d0e96d | 2016-10-24 18:13:13 -0400 | [diff] [blame] | 386 | struct drm_crtc_state *old_crtc_state; |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 387 | int i; |
Lloyd Atkinson | a59eead | 2016-05-30 14:37:06 -0400 | [diff] [blame] | 388 | |
Clarence Ip | 4eef82b | 2017-04-10 13:13:01 -0700 | [diff] [blame] | 389 | if (!kms || !old_state) |
| 390 | return; |
| 391 | sde_kms = to_sde_kms(kms); |
| 392 | |
| 393 | if (!sde_kms->dev || !sde_kms->dev->dev_private) |
| 394 | return; |
| 395 | priv = sde_kms->dev->dev_private; |
| 396 | |
Clarence Ip | 0d0e96d | 2016-10-24 18:13:13 -0400 | [diff] [blame] | 397 | for_each_crtc_in_state(old_state, crtc, old_crtc_state, i) |
| 398 | sde_crtc_complete_commit(crtc, old_crtc_state); |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 399 | sde_power_resource_enable(&priv->phandle, sde_kms->core_client, false); |
Lloyd Atkinson | a59eead | 2016-05-30 14:37:06 -0400 | [diff] [blame] | 400 | |
Lloyd Atkinson | 5d40d31 | 2016-09-06 08:34:13 -0400 | [diff] [blame] | 401 | SDE_EVT32(SDE_EVTLOG_FUNC_EXIT); |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 402 | } |
| 403 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 404 | static void sde_kms_wait_for_commit_done(struct msm_kms *kms, |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 405 | struct drm_crtc *crtc) |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 406 | { |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 407 | struct drm_encoder *encoder; |
| 408 | struct drm_device *dev = crtc->dev; |
| 409 | int ret; |
| 410 | |
Alan Kwong | f34ef98 | 2016-09-29 20:53:53 -0400 | [diff] [blame] | 411 | if (!kms || !crtc || !crtc->state) { |
| 412 | SDE_ERROR("invalid params\n"); |
| 413 | return; |
| 414 | } |
| 415 | |
| 416 | if (!crtc->state->enable) { |
| 417 | SDE_DEBUG("[crtc:%d] not enable\n", crtc->base.id); |
| 418 | return; |
| 419 | } |
| 420 | |
| 421 | if (!crtc->state->active) { |
| 422 | SDE_DEBUG("[crtc:%d] not active\n", crtc->base.id); |
| 423 | return; |
| 424 | } |
| 425 | |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 426 | list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { |
| 427 | if (encoder->crtc != crtc) |
| 428 | continue; |
| 429 | /* |
Dhaval Patel | 6c66662 | 2017-03-21 23:02:59 -0700 | [diff] [blame] | 430 | * Wait for post-flush if necessary to delay before |
| 431 | * plane_cleanup. For example, wait for vsync in case of video |
| 432 | * mode panels. This may be a no-op for command mode panels. |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 433 | */ |
Dhaval Patel | 6c66662 | 2017-03-21 23:02:59 -0700 | [diff] [blame] | 434 | SDE_EVT32_VERBOSE(DRMID(crtc)); |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 435 | ret = sde_encoder_wait_for_commit_done(encoder); |
| 436 | if (ret && ret != -EWOULDBLOCK) { |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 437 | SDE_ERROR("wait for commit done returned %d\n", ret); |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 438 | break; |
| 439 | } |
| 440 | } |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 441 | } |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 442 | |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 443 | static void sde_kms_prepare_fence(struct msm_kms *kms, |
Clarence Ip | 0d0e96d | 2016-10-24 18:13:13 -0400 | [diff] [blame] | 444 | struct drm_atomic_state *old_state) |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 445 | { |
| 446 | struct drm_crtc *crtc; |
Clarence Ip | 0d0e96d | 2016-10-24 18:13:13 -0400 | [diff] [blame] | 447 | struct drm_crtc_state *old_crtc_state; |
| 448 | int i, rc; |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 449 | |
Clarence Ip | 0d0e96d | 2016-10-24 18:13:13 -0400 | [diff] [blame] | 450 | if (!kms || !old_state || !old_state->dev || !old_state->acquire_ctx) { |
| 451 | SDE_ERROR("invalid argument(s)\n"); |
| 452 | return; |
| 453 | } |
| 454 | |
| 455 | retry: |
| 456 | /* attempt to acquire ww mutex for connection */ |
| 457 | rc = drm_modeset_lock(&old_state->dev->mode_config.connection_mutex, |
| 458 | old_state->acquire_ctx); |
| 459 | |
| 460 | if (rc == -EDEADLK) { |
| 461 | drm_modeset_backoff(old_state->acquire_ctx); |
| 462 | goto retry; |
| 463 | } |
| 464 | |
| 465 | /* old_state actually contains updated crtc pointers */ |
| 466 | for_each_crtc_in_state(old_state, crtc, old_crtc_state, i) |
| 467 | sde_crtc_prepare_commit(crtc, old_crtc_state); |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 468 | } |
| 469 | |
Clarence Ip | 3649f8b | 2016-10-31 09:59:44 -0400 | [diff] [blame] | 470 | /** |
| 471 | * _sde_kms_get_displays - query for underlying display handles and cache them |
| 472 | * @sde_kms: Pointer to sde kms structure |
| 473 | * Returns: Zero on success |
| 474 | */ |
| 475 | static int _sde_kms_get_displays(struct sde_kms *sde_kms) |
| 476 | { |
| 477 | int rc = -ENOMEM; |
| 478 | |
| 479 | if (!sde_kms) { |
| 480 | SDE_ERROR("invalid sde kms\n"); |
| 481 | return -EINVAL; |
| 482 | } |
| 483 | |
| 484 | /* dsi */ |
| 485 | sde_kms->dsi_displays = NULL; |
| 486 | sde_kms->dsi_display_count = dsi_display_get_num_of_displays(); |
| 487 | if (sde_kms->dsi_display_count) { |
| 488 | sde_kms->dsi_displays = kcalloc(sde_kms->dsi_display_count, |
| 489 | sizeof(void *), |
| 490 | GFP_KERNEL); |
| 491 | if (!sde_kms->dsi_displays) { |
| 492 | SDE_ERROR("failed to allocate dsi displays\n"); |
| 493 | goto exit_deinit_dsi; |
| 494 | } |
| 495 | sde_kms->dsi_display_count = |
| 496 | dsi_display_get_active_displays(sde_kms->dsi_displays, |
| 497 | sde_kms->dsi_display_count); |
| 498 | } |
| 499 | |
| 500 | /* wb */ |
| 501 | sde_kms->wb_displays = NULL; |
| 502 | sde_kms->wb_display_count = sde_wb_get_num_of_displays(); |
| 503 | if (sde_kms->wb_display_count) { |
| 504 | sde_kms->wb_displays = kcalloc(sde_kms->wb_display_count, |
| 505 | sizeof(void *), |
| 506 | GFP_KERNEL); |
| 507 | if (!sde_kms->wb_displays) { |
| 508 | SDE_ERROR("failed to allocate wb displays\n"); |
| 509 | goto exit_deinit_wb; |
| 510 | } |
| 511 | sde_kms->wb_display_count = |
| 512 | wb_display_get_displays(sde_kms->wb_displays, |
| 513 | sde_kms->wb_display_count); |
| 514 | } |
| 515 | return 0; |
| 516 | |
| 517 | exit_deinit_wb: |
| 518 | kfree(sde_kms->wb_displays); |
| 519 | sde_kms->wb_display_count = 0; |
| 520 | sde_kms->wb_displays = NULL; |
| 521 | |
| 522 | exit_deinit_dsi: |
| 523 | kfree(sde_kms->dsi_displays); |
| 524 | sde_kms->dsi_display_count = 0; |
| 525 | sde_kms->dsi_displays = NULL; |
| 526 | return rc; |
| 527 | } |
| 528 | |
| 529 | /** |
| 530 | * _sde_kms_release_displays - release cache of underlying display handles |
| 531 | * @sde_kms: Pointer to sde kms structure |
| 532 | */ |
| 533 | static void _sde_kms_release_displays(struct sde_kms *sde_kms) |
| 534 | { |
| 535 | if (!sde_kms) { |
| 536 | SDE_ERROR("invalid sde kms\n"); |
| 537 | return; |
| 538 | } |
| 539 | |
| 540 | kfree(sde_kms->wb_displays); |
| 541 | sde_kms->wb_displays = NULL; |
| 542 | sde_kms->wb_display_count = 0; |
| 543 | |
| 544 | kfree(sde_kms->dsi_displays); |
| 545 | sde_kms->dsi_displays = NULL; |
| 546 | sde_kms->dsi_display_count = 0; |
| 547 | } |
| 548 | |
| 549 | /** |
| 550 | * _sde_kms_setup_displays - create encoders, bridges and connectors |
| 551 | * for underlying displays |
| 552 | * @dev: Pointer to drm device structure |
| 553 | * @priv: Pointer to private drm device data |
| 554 | * @sde_kms: Pointer to sde kms structure |
| 555 | * Returns: Zero on success |
| 556 | */ |
| 557 | static int _sde_kms_setup_displays(struct drm_device *dev, |
| 558 | struct msm_drm_private *priv, |
| 559 | struct sde_kms *sde_kms) |
| 560 | { |
| 561 | static const struct sde_connector_ops dsi_ops = { |
| 562 | .post_init = dsi_conn_post_init, |
| 563 | .detect = dsi_conn_detect, |
| 564 | .get_modes = dsi_connector_get_modes, |
| 565 | .mode_valid = dsi_conn_mode_valid, |
| 566 | .get_info = dsi_display_get_info, |
Lloyd Atkinson | 8c49c58 | 2016-11-18 14:23:54 -0500 | [diff] [blame] | 567 | .set_backlight = dsi_display_set_backlight, |
Lloyd Atkinson | 05d7551 | 2017-01-17 14:45:51 -0500 | [diff] [blame] | 568 | .soft_reset = dsi_display_soft_reset, |
| 569 | .pre_kickoff = dsi_conn_pre_kickoff |
Clarence Ip | 3649f8b | 2016-10-31 09:59:44 -0400 | [diff] [blame] | 570 | }; |
| 571 | static const struct sde_connector_ops wb_ops = { |
| 572 | .post_init = sde_wb_connector_post_init, |
| 573 | .detect = sde_wb_connector_detect, |
| 574 | .get_modes = sde_wb_connector_get_modes, |
| 575 | .set_property = sde_wb_connector_set_property, |
| 576 | .get_info = sde_wb_get_info, |
Lloyd Atkinson | 8c49c58 | 2016-11-18 14:23:54 -0500 | [diff] [blame] | 577 | .soft_reset = NULL |
Clarence Ip | 3649f8b | 2016-10-31 09:59:44 -0400 | [diff] [blame] | 578 | }; |
| 579 | struct msm_display_info info; |
| 580 | struct drm_encoder *encoder; |
| 581 | void *display, *connector; |
| 582 | int i, max_encoders; |
| 583 | int rc = 0; |
| 584 | |
| 585 | if (!dev || !priv || !sde_kms) { |
| 586 | SDE_ERROR("invalid argument(s)\n"); |
| 587 | return -EINVAL; |
| 588 | } |
| 589 | |
| 590 | max_encoders = sde_kms->dsi_display_count + sde_kms->wb_display_count; |
| 591 | if (max_encoders > ARRAY_SIZE(priv->encoders)) { |
| 592 | max_encoders = ARRAY_SIZE(priv->encoders); |
| 593 | SDE_ERROR("capping number of displays to %d", max_encoders); |
| 594 | } |
| 595 | |
| 596 | /* dsi */ |
| 597 | for (i = 0; i < sde_kms->dsi_display_count && |
| 598 | priv->num_encoders < max_encoders; ++i) { |
| 599 | display = sde_kms->dsi_displays[i]; |
| 600 | encoder = NULL; |
| 601 | |
| 602 | memset(&info, 0x0, sizeof(info)); |
| 603 | rc = dsi_display_get_info(&info, display); |
| 604 | if (rc) { |
| 605 | SDE_ERROR("dsi get_info %d failed\n", i); |
| 606 | continue; |
| 607 | } |
| 608 | |
| 609 | encoder = sde_encoder_init(dev, &info); |
| 610 | if (IS_ERR_OR_NULL(encoder)) { |
| 611 | SDE_ERROR("encoder init failed for dsi %d\n", i); |
| 612 | continue; |
| 613 | } |
| 614 | |
| 615 | rc = dsi_display_drm_bridge_init(display, encoder); |
| 616 | if (rc) { |
| 617 | SDE_ERROR("dsi bridge %d init failed, %d\n", i, rc); |
| 618 | sde_encoder_destroy(encoder); |
| 619 | continue; |
| 620 | } |
| 621 | |
| 622 | connector = sde_connector_init(dev, |
| 623 | encoder, |
| 624 | 0, |
| 625 | display, |
| 626 | &dsi_ops, |
| 627 | DRM_CONNECTOR_POLL_HPD, |
| 628 | DRM_MODE_CONNECTOR_DSI); |
| 629 | if (connector) { |
| 630 | priv->encoders[priv->num_encoders++] = encoder; |
| 631 | } else { |
| 632 | SDE_ERROR("dsi %d connector init failed\n", i); |
| 633 | dsi_display_drm_bridge_deinit(display); |
| 634 | sde_encoder_destroy(encoder); |
| 635 | } |
| 636 | } |
| 637 | |
| 638 | /* wb */ |
| 639 | for (i = 0; i < sde_kms->wb_display_count && |
| 640 | priv->num_encoders < max_encoders; ++i) { |
| 641 | display = sde_kms->wb_displays[i]; |
| 642 | encoder = NULL; |
| 643 | |
| 644 | memset(&info, 0x0, sizeof(info)); |
| 645 | rc = sde_wb_get_info(&info, display); |
| 646 | if (rc) { |
| 647 | SDE_ERROR("wb get_info %d failed\n", i); |
| 648 | continue; |
| 649 | } |
| 650 | |
| 651 | encoder = sde_encoder_init(dev, &info); |
| 652 | if (IS_ERR_OR_NULL(encoder)) { |
| 653 | SDE_ERROR("encoder init failed for wb %d\n", i); |
| 654 | continue; |
| 655 | } |
| 656 | |
| 657 | rc = sde_wb_drm_init(display, encoder); |
| 658 | if (rc) { |
| 659 | SDE_ERROR("wb bridge %d init failed, %d\n", i, rc); |
| 660 | sde_encoder_destroy(encoder); |
| 661 | continue; |
| 662 | } |
| 663 | |
| 664 | connector = sde_connector_init(dev, |
| 665 | encoder, |
| 666 | 0, |
| 667 | display, |
| 668 | &wb_ops, |
| 669 | DRM_CONNECTOR_POLL_HPD, |
| 670 | DRM_MODE_CONNECTOR_VIRTUAL); |
| 671 | if (connector) { |
| 672 | priv->encoders[priv->num_encoders++] = encoder; |
| 673 | } else { |
| 674 | SDE_ERROR("wb %d connector init failed\n", i); |
| 675 | sde_wb_drm_deinit(display); |
| 676 | sde_encoder_destroy(encoder); |
| 677 | } |
| 678 | } |
| 679 | |
| 680 | return 0; |
| 681 | } |
| 682 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 683 | static void _sde_kms_drm_obj_destroy(struct sde_kms *sde_kms) |
| 684 | { |
| 685 | struct msm_drm_private *priv; |
| 686 | int i; |
| 687 | |
| 688 | if (!sde_kms) { |
| 689 | SDE_ERROR("invalid sde_kms\n"); |
| 690 | return; |
| 691 | } else if (!sde_kms->dev) { |
| 692 | SDE_ERROR("invalid dev\n"); |
| 693 | return; |
| 694 | } else if (!sde_kms->dev->dev_private) { |
| 695 | SDE_ERROR("invalid dev_private\n"); |
| 696 | return; |
| 697 | } |
| 698 | priv = sde_kms->dev->dev_private; |
| 699 | |
| 700 | for (i = 0; i < priv->num_crtcs; i++) |
| 701 | priv->crtcs[i]->funcs->destroy(priv->crtcs[i]); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 702 | priv->num_crtcs = 0; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 703 | |
| 704 | for (i = 0; i < priv->num_planes; i++) |
| 705 | priv->planes[i]->funcs->destroy(priv->planes[i]); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 706 | priv->num_planes = 0; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 707 | |
| 708 | for (i = 0; i < priv->num_connectors; i++) |
| 709 | priv->connectors[i]->funcs->destroy(priv->connectors[i]); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 710 | priv->num_connectors = 0; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 711 | |
| 712 | for (i = 0; i < priv->num_encoders; i++) |
| 713 | priv->encoders[i]->funcs->destroy(priv->encoders[i]); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 714 | priv->num_encoders = 0; |
| 715 | |
| 716 | _sde_kms_release_displays(sde_kms); |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 717 | } |
| 718 | |
| 719 | static int _sde_kms_drm_obj_init(struct sde_kms *sde_kms) |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 720 | { |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 721 | struct drm_device *dev; |
Dhaval Patel | 44f1247 | 2016-08-29 12:19:47 -0700 | [diff] [blame] | 722 | struct drm_plane *primary_planes[MAX_PLANES], *plane; |
| 723 | struct drm_crtc *crtc; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 724 | |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 725 | struct msm_drm_private *priv; |
| 726 | struct sde_mdss_cfg *catalog; |
Dhaval Patel | 44f1247 | 2016-08-29 12:19:47 -0700 | [diff] [blame] | 727 | |
Jeykumar Sankaran | 2e65503 | 2017-02-04 14:05:45 -0800 | [diff] [blame] | 728 | int primary_planes_idx = 0, i, ret; |
| 729 | int max_crtc_count; |
| 730 | |
| 731 | u32 sspp_id[MAX_PLANES]; |
| 732 | u32 master_plane_id[MAX_PLANES]; |
| 733 | u32 num_virt_planes = 0; |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 734 | |
Clarence Ip | dd39524 | 2016-09-09 10:47:17 -0400 | [diff] [blame] | 735 | if (!sde_kms || !sde_kms->dev || !sde_kms->dev->dev) { |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 736 | SDE_ERROR("invalid sde_kms\n"); |
| 737 | return -EINVAL; |
| 738 | } |
| 739 | |
| 740 | dev = sde_kms->dev; |
| 741 | priv = dev->dev_private; |
| 742 | catalog = sde_kms->catalog; |
| 743 | |
Clarence Ip | 3649f8b | 2016-10-31 09:59:44 -0400 | [diff] [blame] | 744 | /* |
| 745 | * Query for underlying display drivers, and create connectors, |
| 746 | * bridges and encoders for them. |
| 747 | */ |
| 748 | if (!_sde_kms_get_displays(sde_kms)) |
| 749 | (void)_sde_kms_setup_displays(dev, priv, sde_kms); |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 750 | |
| 751 | max_crtc_count = min(catalog->mixer_count, priv->num_encoders); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 752 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 753 | /* Create the planes */ |
Jeykumar Sankaran | 2e65503 | 2017-02-04 14:05:45 -0800 | [diff] [blame] | 754 | for (i = 0; i < catalog->sspp_count; i++) { |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 755 | bool primary = true; |
| 756 | |
| 757 | if (catalog->sspp[i].features & BIT(SDE_SSPP_CURSOR) |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 758 | || primary_planes_idx >= max_crtc_count) |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 759 | primary = false; |
| 760 | |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 761 | plane = sde_plane_init(dev, catalog->sspp[i].id, primary, |
Jeykumar Sankaran | 2e65503 | 2017-02-04 14:05:45 -0800 | [diff] [blame] | 762 | (1UL << max_crtc_count) - 1, 0); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 763 | if (IS_ERR(plane)) { |
Clarence Ip | 2bbf7b3 | 2016-09-23 15:07:16 -0400 | [diff] [blame] | 764 | SDE_ERROR("sde_plane_init failed\n"); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 765 | ret = PTR_ERR(plane); |
| 766 | goto fail; |
| 767 | } |
| 768 | priv->planes[priv->num_planes++] = plane; |
| 769 | |
| 770 | if (primary) |
| 771 | primary_planes[primary_planes_idx++] = plane; |
Jeykumar Sankaran | 2e65503 | 2017-02-04 14:05:45 -0800 | [diff] [blame] | 772 | |
| 773 | if (sde_hw_sspp_multirect_enabled(&catalog->sspp[i]) && |
| 774 | sde_is_custom_client()) { |
| 775 | int priority = |
| 776 | catalog->sspp[i].sblk->smart_dma_priority; |
| 777 | sspp_id[priority - 1] = catalog->sspp[i].id; |
| 778 | master_plane_id[priority - 1] = plane->base.id; |
| 779 | num_virt_planes++; |
| 780 | } |
| 781 | } |
| 782 | |
| 783 | /* Initialize smart DMA virtual planes */ |
| 784 | for (i = 0; i < num_virt_planes; i++) { |
| 785 | plane = sde_plane_init(dev, sspp_id[i], false, |
| 786 | (1UL << max_crtc_count) - 1, master_plane_id[i]); |
| 787 | if (IS_ERR(plane)) { |
| 788 | SDE_ERROR("sde_plane for virtual SSPP init failed\n"); |
| 789 | ret = PTR_ERR(plane); |
| 790 | goto fail; |
| 791 | } |
| 792 | priv->planes[priv->num_planes++] = plane; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 793 | } |
| 794 | |
Dhaval Patel | 44f1247 | 2016-08-29 12:19:47 -0700 | [diff] [blame] | 795 | max_crtc_count = min(max_crtc_count, primary_planes_idx); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 796 | |
Dhaval Patel | 44f1247 | 2016-08-29 12:19:47 -0700 | [diff] [blame] | 797 | /* Create one CRTC per encoder */ |
| 798 | for (i = 0; i < max_crtc_count; i++) { |
Lloyd Atkinson | ac93364 | 2016-09-14 11:52:00 -0400 | [diff] [blame] | 799 | crtc = sde_crtc_init(dev, primary_planes[i]); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 800 | if (IS_ERR(crtc)) { |
| 801 | ret = PTR_ERR(crtc); |
| 802 | goto fail; |
| 803 | } |
| 804 | priv->crtcs[priv->num_crtcs++] = crtc; |
| 805 | } |
| 806 | |
Clarence Ip | dd39524 | 2016-09-09 10:47:17 -0400 | [diff] [blame] | 807 | if (sde_is_custom_client()) { |
| 808 | /* All CRTCs are compatible with all planes */ |
| 809 | for (i = 0; i < priv->num_planes; i++) |
| 810 | priv->planes[i]->possible_crtcs = |
| 811 | (1 << priv->num_crtcs) - 1; |
| 812 | } |
| 813 | |
Lloyd Atkinson | 11f3444 | 2016-08-11 11:19:52 -0400 | [diff] [blame] | 814 | /* All CRTCs are compatible with all encoders */ |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 815 | for (i = 0; i < priv->num_encoders; i++) |
| 816 | priv->encoders[i]->possible_crtcs = (1 << priv->num_crtcs) - 1; |
| 817 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 818 | return 0; |
| 819 | fail: |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 820 | _sde_kms_drm_obj_destroy(sde_kms); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 821 | return ret; |
| 822 | } |
| 823 | |
Alan Kwong | 4dd64c8 | 2017-02-04 18:41:51 -0800 | [diff] [blame] | 824 | /** |
| 825 | * struct sde_kms_fbo_fb - framebuffer creation list |
| 826 | * @list: list of framebuffer attached to framebuffer object |
| 827 | * @fb: Pointer to framebuffer attached to framebuffer object |
| 828 | */ |
| 829 | struct sde_kms_fbo_fb { |
| 830 | struct list_head list; |
| 831 | struct drm_framebuffer *fb; |
| 832 | }; |
| 833 | |
| 834 | struct drm_framebuffer *sde_kms_fbo_create_fb(struct drm_device *dev, |
| 835 | struct sde_kms_fbo *fbo) |
| 836 | { |
| 837 | struct drm_framebuffer *fb = NULL; |
| 838 | struct sde_kms_fbo_fb *fbo_fb; |
| 839 | struct drm_mode_fb_cmd2 mode_cmd = {0}; |
| 840 | u32 base_offset = 0; |
| 841 | int i, ret; |
| 842 | |
| 843 | if (!dev) { |
| 844 | SDE_ERROR("invalid drm device node\n"); |
| 845 | return NULL; |
| 846 | } |
| 847 | |
| 848 | fbo_fb = kzalloc(sizeof(struct sde_kms_fbo_fb), GFP_KERNEL); |
| 849 | if (!fbo_fb) |
| 850 | return NULL; |
| 851 | |
| 852 | mode_cmd.pixel_format = fbo->pixel_format; |
| 853 | mode_cmd.width = fbo->width; |
| 854 | mode_cmd.height = fbo->height; |
| 855 | mode_cmd.flags = fbo->flags; |
| 856 | |
| 857 | for (i = 0; i < fbo->nplane; i++) { |
| 858 | mode_cmd.offsets[i] = base_offset; |
| 859 | mode_cmd.pitches[i] = fbo->layout.plane_pitch[i]; |
| 860 | mode_cmd.modifier[i] = fbo->modifier[i]; |
| 861 | base_offset += fbo->layout.plane_size[i]; |
| 862 | SDE_DEBUG("offset[%d]:%x\n", i, mode_cmd.offsets[i]); |
| 863 | } |
| 864 | |
| 865 | fb = msm_framebuffer_init(dev, &mode_cmd, fbo->bo); |
| 866 | if (IS_ERR(fb)) { |
| 867 | ret = PTR_ERR(fb); |
| 868 | fb = NULL; |
| 869 | SDE_ERROR("failed to allocate fb %d\n", ret); |
| 870 | goto fail; |
| 871 | } |
| 872 | |
| 873 | /* need to take one reference for gem object */ |
| 874 | for (i = 0; i < fbo->nplane; i++) |
| 875 | drm_gem_object_reference(fbo->bo[i]); |
| 876 | |
| 877 | SDE_DEBUG("register private fb:%d\n", fb->base.id); |
| 878 | |
| 879 | INIT_LIST_HEAD(&fbo_fb->list); |
| 880 | fbo_fb->fb = fb; |
| 881 | drm_framebuffer_reference(fbo_fb->fb); |
| 882 | list_add_tail(&fbo_fb->list, &fbo->fb_list); |
| 883 | |
| 884 | return fb; |
| 885 | |
| 886 | fail: |
| 887 | kfree(fbo_fb); |
| 888 | return NULL; |
| 889 | } |
| 890 | |
| 891 | static void sde_kms_fbo_destroy(struct sde_kms_fbo *fbo) |
| 892 | { |
| 893 | struct msm_drm_private *priv; |
| 894 | struct sde_kms *sde_kms; |
| 895 | struct drm_device *dev; |
| 896 | struct sde_kms_fbo_fb *curr, *next; |
| 897 | int i; |
| 898 | |
| 899 | if (!fbo) { |
| 900 | SDE_ERROR("invalid drm device node\n"); |
| 901 | return; |
| 902 | } |
| 903 | dev = fbo->dev; |
| 904 | |
| 905 | if (!dev || !dev->dev_private) { |
| 906 | SDE_ERROR("invalid drm device node\n"); |
| 907 | return; |
| 908 | } |
| 909 | priv = dev->dev_private; |
| 910 | |
| 911 | if (!priv->kms) { |
| 912 | SDE_ERROR("invalid kms handle\n"); |
| 913 | return; |
| 914 | } |
| 915 | sde_kms = to_sde_kms(priv->kms); |
| 916 | |
| 917 | SDE_DEBUG("%dx%d@%c%c%c%c/%llx/%x\n", fbo->width, fbo->height, |
| 918 | fbo->pixel_format >> 0, fbo->pixel_format >> 8, |
| 919 | fbo->pixel_format >> 16, fbo->pixel_format >> 24, |
| 920 | fbo->modifier[0], fbo->flags); |
| 921 | |
| 922 | list_for_each_entry_safe(curr, next, &fbo->fb_list, list) { |
| 923 | SDE_DEBUG("unregister private fb:%d\n", curr->fb->base.id); |
| 924 | drm_framebuffer_unregister_private(curr->fb); |
| 925 | drm_framebuffer_unreference(curr->fb); |
| 926 | list_del(&curr->list); |
| 927 | kfree(curr); |
| 928 | } |
| 929 | |
| 930 | for (i = 0; i < fbo->layout.num_planes; i++) { |
| 931 | if (fbo->bo[i]) { |
| 932 | mutex_lock(&dev->struct_mutex); |
| 933 | drm_gem_object_unreference(fbo->bo[i]); |
| 934 | mutex_unlock(&dev->struct_mutex); |
| 935 | fbo->bo[i] = NULL; |
| 936 | } |
| 937 | } |
| 938 | |
| 939 | if (fbo->dma_buf) { |
| 940 | dma_buf_put(fbo->dma_buf); |
| 941 | fbo->dma_buf = NULL; |
| 942 | } |
| 943 | |
Alan Kwong | 54125bb | 2017-02-26 16:01:36 -0800 | [diff] [blame] | 944 | if (sde_kms->iclient && fbo->ihandle) { |
| 945 | ion_free(sde_kms->iclient, fbo->ihandle); |
| 946 | fbo->ihandle = NULL; |
Alan Kwong | 4dd64c8 | 2017-02-04 18:41:51 -0800 | [diff] [blame] | 947 | } |
| 948 | } |
| 949 | |
| 950 | struct sde_kms_fbo *sde_kms_fbo_alloc(struct drm_device *dev, u32 width, |
| 951 | u32 height, u32 pixel_format, u64 modifier[4], u32 flags) |
| 952 | { |
| 953 | struct msm_drm_private *priv; |
| 954 | struct sde_kms *sde_kms; |
| 955 | struct sde_kms_fbo *fbo; |
| 956 | int i, ret; |
| 957 | |
| 958 | if (!dev || !dev->dev_private) { |
| 959 | SDE_ERROR("invalid drm device node\n"); |
| 960 | return NULL; |
| 961 | } |
| 962 | priv = dev->dev_private; |
| 963 | |
| 964 | if (!priv->kms) { |
| 965 | SDE_ERROR("invalid kms handle\n"); |
| 966 | return NULL; |
| 967 | } |
| 968 | sde_kms = to_sde_kms(priv->kms); |
| 969 | |
| 970 | SDE_DEBUG("%dx%d@%c%c%c%c/%llx/%x\n", width, height, |
| 971 | pixel_format >> 0, pixel_format >> 8, |
| 972 | pixel_format >> 16, pixel_format >> 24, |
| 973 | modifier[0], flags); |
| 974 | |
| 975 | fbo = kzalloc(sizeof(struct sde_kms_fbo), GFP_KERNEL); |
| 976 | if (!fbo) |
| 977 | return NULL; |
| 978 | |
| 979 | atomic_set(&fbo->refcount, 0); |
| 980 | INIT_LIST_HEAD(&fbo->fb_list); |
| 981 | fbo->dev = dev; |
| 982 | fbo->width = width; |
| 983 | fbo->height = height; |
| 984 | fbo->pixel_format = pixel_format; |
| 985 | fbo->flags = flags; |
| 986 | for (i = 0; i < ARRAY_SIZE(fbo->modifier); i++) |
| 987 | fbo->modifier[i] = modifier[i]; |
| 988 | fbo->nplane = drm_format_num_planes(fbo->pixel_format); |
| 989 | fbo->fmt = sde_get_sde_format_ext(fbo->pixel_format, fbo->modifier, |
| 990 | fbo->nplane); |
| 991 | if (!fbo->fmt) { |
| 992 | ret = -EINVAL; |
| 993 | SDE_ERROR("failed to find pixel format\n"); |
| 994 | goto done; |
| 995 | } |
| 996 | |
| 997 | ret = sde_format_get_plane_sizes(fbo->fmt, fbo->width, fbo->height, |
| 998 | &fbo->layout); |
| 999 | if (ret) { |
| 1000 | SDE_ERROR("failed to get plane sizes\n"); |
| 1001 | goto done; |
| 1002 | } |
| 1003 | |
| 1004 | /* allocate backing buffer object */ |
Alan Kwong | 54125bb | 2017-02-26 16:01:36 -0800 | [diff] [blame] | 1005 | if (sde_kms->iclient) { |
| 1006 | u32 heap_id = fbo->flags & DRM_MODE_FB_SECURE ? |
| 1007 | ION_HEAP(ION_SECURE_DISPLAY_HEAP_ID) : |
| 1008 | ION_HEAP(ION_SYSTEM_HEAP_ID); |
| 1009 | |
| 1010 | fbo->ihandle = ion_alloc(sde_kms->iclient, |
| 1011 | fbo->layout.total_size, SZ_4K, heap_id, 0); |
| 1012 | if (IS_ERR_OR_NULL(fbo->ihandle)) { |
| 1013 | SDE_ERROR("failed to alloc ion memory\n"); |
| 1014 | ret = PTR_ERR(fbo->ihandle); |
| 1015 | fbo->ihandle = NULL; |
| 1016 | goto done; |
| 1017 | } |
| 1018 | |
| 1019 | fbo->dma_buf = ion_share_dma_buf(sde_kms->iclient, |
| 1020 | fbo->ihandle); |
| 1021 | if (IS_ERR(fbo->dma_buf)) { |
| 1022 | SDE_ERROR("failed to share ion memory\n"); |
| 1023 | ret = -ENOMEM; |
| 1024 | fbo->dma_buf = NULL; |
| 1025 | goto done; |
| 1026 | } |
| 1027 | |
| 1028 | fbo->bo[0] = dev->driver->gem_prime_import(dev, |
| 1029 | fbo->dma_buf); |
| 1030 | if (IS_ERR(fbo->bo[0])) { |
| 1031 | SDE_ERROR("failed to import ion memory\n"); |
| 1032 | ret = PTR_ERR(fbo->bo[0]); |
| 1033 | fbo->bo[0] = NULL; |
| 1034 | goto done; |
| 1035 | } |
| 1036 | } else { |
| 1037 | mutex_lock(&dev->struct_mutex); |
| 1038 | fbo->bo[0] = msm_gem_new(dev, fbo->layout.total_size, |
| 1039 | MSM_BO_SCANOUT | MSM_BO_WC); |
| 1040 | if (IS_ERR(fbo->bo[0])) { |
| 1041 | mutex_unlock(&dev->struct_mutex); |
| 1042 | SDE_ERROR("failed to new gem buffer\n"); |
| 1043 | ret = PTR_ERR(fbo->bo[0]); |
| 1044 | fbo->bo[0] = NULL; |
| 1045 | goto done; |
| 1046 | } |
Alan Kwong | 4dd64c8 | 2017-02-04 18:41:51 -0800 | [diff] [blame] | 1047 | mutex_unlock(&dev->struct_mutex); |
Alan Kwong | 4dd64c8 | 2017-02-04 18:41:51 -0800 | [diff] [blame] | 1048 | } |
| 1049 | |
Alan Kwong | 54125bb | 2017-02-26 16:01:36 -0800 | [diff] [blame] | 1050 | mutex_lock(&dev->struct_mutex); |
Alan Kwong | 4dd64c8 | 2017-02-04 18:41:51 -0800 | [diff] [blame] | 1051 | for (i = 1; i < fbo->layout.num_planes; i++) { |
| 1052 | fbo->bo[i] = fbo->bo[0]; |
| 1053 | drm_gem_object_reference(fbo->bo[i]); |
| 1054 | } |
| 1055 | mutex_unlock(&dev->struct_mutex); |
| 1056 | |
| 1057 | done: |
| 1058 | if (ret) { |
| 1059 | sde_kms_fbo_destroy(fbo); |
| 1060 | kfree(fbo); |
| 1061 | fbo = NULL; |
| 1062 | } else { |
| 1063 | sde_kms_fbo_reference(fbo); |
| 1064 | } |
| 1065 | |
| 1066 | return fbo; |
| 1067 | } |
| 1068 | |
| 1069 | int sde_kms_fbo_reference(struct sde_kms_fbo *fbo) |
| 1070 | { |
| 1071 | if (!fbo) { |
| 1072 | SDE_ERROR("invalid parameters\n"); |
| 1073 | return -EINVAL; |
| 1074 | } |
| 1075 | |
| 1076 | SDE_DEBUG("%pS refcount:%d\n", __builtin_return_address(0), |
| 1077 | atomic_read(&fbo->refcount)); |
| 1078 | |
| 1079 | atomic_inc(&fbo->refcount); |
| 1080 | |
| 1081 | return 0; |
| 1082 | } |
| 1083 | |
| 1084 | void sde_kms_fbo_unreference(struct sde_kms_fbo *fbo) |
| 1085 | { |
| 1086 | if (!fbo) { |
| 1087 | SDE_ERROR("invalid parameters\n"); |
| 1088 | return; |
| 1089 | } |
| 1090 | |
| 1091 | SDE_DEBUG("%pS refcount:%d\n", __builtin_return_address(0), |
| 1092 | atomic_read(&fbo->refcount)); |
| 1093 | |
| 1094 | if (!atomic_read(&fbo->refcount)) { |
| 1095 | SDE_ERROR("invalid refcount\n"); |
| 1096 | return; |
| 1097 | } else if (atomic_dec_return(&fbo->refcount) == 0) { |
| 1098 | sde_kms_fbo_destroy(fbo); |
| 1099 | } |
| 1100 | } |
| 1101 | |
Alan Kwong | 5a3ac75 | 2016-10-16 01:02:35 -0400 | [diff] [blame] | 1102 | static int sde_kms_postinit(struct msm_kms *kms) |
| 1103 | { |
| 1104 | struct sde_kms *sde_kms = to_sde_kms(kms); |
| 1105 | struct drm_device *dev; |
Lloyd Atkinson | b020e0f | 2017-03-14 08:05:18 -0700 | [diff] [blame] | 1106 | int rc; |
Alan Kwong | 5a3ac75 | 2016-10-16 01:02:35 -0400 | [diff] [blame] | 1107 | |
| 1108 | if (!sde_kms || !sde_kms->dev || !sde_kms->dev->dev) { |
| 1109 | SDE_ERROR("invalid sde_kms\n"); |
| 1110 | return -EINVAL; |
| 1111 | } |
| 1112 | |
| 1113 | dev = sde_kms->dev; |
| 1114 | |
Lloyd Atkinson | b020e0f | 2017-03-14 08:05:18 -0700 | [diff] [blame] | 1115 | rc = _sde_debugfs_init(sde_kms); |
| 1116 | if (rc) |
| 1117 | SDE_ERROR("sde_debugfs init failed: %d\n", rc); |
| 1118 | |
| 1119 | return rc; |
Alan Kwong | 5a3ac75 | 2016-10-16 01:02:35 -0400 | [diff] [blame] | 1120 | } |
| 1121 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1122 | 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] | 1123 | struct drm_encoder *encoder) |
| 1124 | { |
| 1125 | return rate; |
| 1126 | } |
| 1127 | |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1128 | static void _sde_kms_hw_destroy(struct sde_kms *sde_kms, |
| 1129 | struct platform_device *pdev) |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1130 | { |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1131 | struct drm_device *dev; |
| 1132 | struct msm_drm_private *priv; |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 1133 | int i; |
| 1134 | |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1135 | if (!sde_kms || !pdev) |
| 1136 | return; |
| 1137 | |
| 1138 | dev = sde_kms->dev; |
| 1139 | if (!dev) |
| 1140 | return; |
| 1141 | |
| 1142 | priv = dev->dev_private; |
| 1143 | if (!priv) |
| 1144 | return; |
| 1145 | |
| 1146 | if (sde_kms->hw_intr) |
| 1147 | sde_hw_intr_destroy(sde_kms->hw_intr); |
| 1148 | sde_kms->hw_intr = NULL; |
| 1149 | |
| 1150 | _sde_kms_release_displays(sde_kms); |
| 1151 | |
| 1152 | /* safe to call these more than once during shutdown */ |
| 1153 | _sde_debugfs_destroy(sde_kms); |
| 1154 | _sde_kms_mmu_destroy(sde_kms); |
| 1155 | |
Alan Kwong | 54125bb | 2017-02-26 16:01:36 -0800 | [diff] [blame] | 1156 | if (sde_kms->iclient) { |
| 1157 | ion_client_destroy(sde_kms->iclient); |
| 1158 | sde_kms->iclient = NULL; |
| 1159 | } |
| 1160 | |
Lloyd Atkinson | 79f0880 | 2017-01-09 17:37:18 -0500 | [diff] [blame] | 1161 | if (sde_kms->catalog) { |
| 1162 | for (i = 0; i < sde_kms->catalog->vbif_count; i++) { |
| 1163 | u32 vbif_idx = sde_kms->catalog->vbif[i].id; |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 1164 | |
Lloyd Atkinson | 79f0880 | 2017-01-09 17:37:18 -0500 | [diff] [blame] | 1165 | if ((vbif_idx < VBIF_MAX) && sde_kms->hw_vbif[vbif_idx]) |
| 1166 | sde_hw_vbif_destroy(sde_kms->hw_vbif[vbif_idx]); |
| 1167 | } |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 1168 | } |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1169 | |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1170 | if (sde_kms->rm_init) |
| 1171 | sde_rm_destroy(&sde_kms->rm); |
| 1172 | sde_kms->rm_init = false; |
| 1173 | |
| 1174 | if (sde_kms->catalog) |
| 1175 | sde_hw_catalog_deinit(sde_kms->catalog); |
| 1176 | sde_kms->catalog = NULL; |
| 1177 | |
| 1178 | if (sde_kms->core_client) |
| 1179 | sde_power_client_destroy(&priv->phandle, sde_kms->core_client); |
| 1180 | sde_kms->core_client = NULL; |
| 1181 | |
| 1182 | if (sde_kms->vbif[VBIF_NRT]) |
| 1183 | msm_iounmap(pdev, sde_kms->vbif[VBIF_NRT]); |
| 1184 | sde_kms->vbif[VBIF_NRT] = NULL; |
| 1185 | |
| 1186 | if (sde_kms->vbif[VBIF_RT]) |
| 1187 | msm_iounmap(pdev, sde_kms->vbif[VBIF_RT]); |
| 1188 | sde_kms->vbif[VBIF_RT] = NULL; |
| 1189 | |
| 1190 | if (sde_kms->mmio) |
| 1191 | msm_iounmap(pdev, sde_kms->mmio); |
| 1192 | sde_kms->mmio = NULL; |
| 1193 | } |
| 1194 | |
| 1195 | static void sde_kms_destroy(struct msm_kms *kms) |
| 1196 | { |
| 1197 | struct sde_kms *sde_kms; |
| 1198 | struct drm_device *dev; |
| 1199 | |
| 1200 | if (!kms) { |
| 1201 | SDE_ERROR("invalid kms\n"); |
| 1202 | return; |
| 1203 | } |
| 1204 | |
| 1205 | sde_kms = to_sde_kms(kms); |
| 1206 | dev = sde_kms->dev; |
| 1207 | if (!dev) { |
| 1208 | SDE_ERROR("invalid device\n"); |
| 1209 | return; |
| 1210 | } |
| 1211 | |
| 1212 | _sde_kms_hw_destroy(sde_kms, dev->platformdev); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1213 | kfree(sde_kms); |
| 1214 | } |
| 1215 | |
Lloyd Atkinson | 5217336c | 2016-09-15 18:21:18 -0400 | [diff] [blame] | 1216 | static void sde_kms_preclose(struct msm_kms *kms, struct drm_file *file) |
| 1217 | { |
| 1218 | struct sde_kms *sde_kms = to_sde_kms(kms); |
| 1219 | struct drm_device *dev = sde_kms->dev; |
| 1220 | struct msm_drm_private *priv = dev->dev_private; |
| 1221 | unsigned int i; |
| 1222 | |
| 1223 | for (i = 0; i < priv->num_crtcs; i++) |
| 1224 | sde_crtc_cancel_pending_flip(priv->crtcs[i], file); |
| 1225 | } |
| 1226 | |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 1227 | static const struct msm_kms_funcs kms_funcs = { |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1228 | .hw_init = sde_kms_hw_init, |
Alan Kwong | 5a3ac75 | 2016-10-16 01:02:35 -0400 | [diff] [blame] | 1229 | .postinit = sde_kms_postinit, |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 1230 | .irq_preinstall = sde_irq_preinstall, |
| 1231 | .irq_postinstall = sde_irq_postinstall, |
| 1232 | .irq_uninstall = sde_irq_uninstall, |
| 1233 | .irq = sde_irq, |
Lloyd Atkinson | 5217336c | 2016-09-15 18:21:18 -0400 | [diff] [blame] | 1234 | .preclose = sde_kms_preclose, |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 1235 | .prepare_fence = sde_kms_prepare_fence, |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1236 | .prepare_commit = sde_kms_prepare_commit, |
| 1237 | .commit = sde_kms_commit, |
| 1238 | .complete_commit = sde_kms_complete_commit, |
| 1239 | .wait_for_crtc_commit_done = sde_kms_wait_for_commit_done, |
Alan Kwong | f5dd86c | 2016-08-09 18:08:17 -0400 | [diff] [blame] | 1240 | .enable_vblank = sde_kms_enable_vblank, |
| 1241 | .disable_vblank = sde_kms_disable_vblank, |
Lloyd Atkinson | fa2489c | 2016-05-25 15:16:03 -0400 | [diff] [blame] | 1242 | .check_modified_format = sde_format_check_modified_format, |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 1243 | .get_format = sde_get_msm_format, |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1244 | .round_pixclk = sde_kms_round_pixclk, |
| 1245 | .destroy = sde_kms_destroy, |
Gopikrishnaiah Anandan | de2c81b | 2017-03-15 12:41:29 -0700 | [diff] [blame] | 1246 | .register_events = _sde_kms_register_events, |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1247 | }; |
| 1248 | |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1249 | /* the caller api needs to turn on clock before calling it */ |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1250 | 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] | 1251 | { |
Dhaval Patel | 8873933 | 2017-04-11 11:08:04 -0700 | [diff] [blame] | 1252 | sde_kms->core_rev = readl_relaxed(sde_kms->mmio + 0x0); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1253 | } |
| 1254 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1255 | static int _sde_kms_mmu_destroy(struct sde_kms *sde_kms) |
| 1256 | { |
| 1257 | struct msm_mmu *mmu; |
| 1258 | int i; |
| 1259 | |
| 1260 | for (i = ARRAY_SIZE(sde_kms->mmu_id) - 1; i >= 0; i--) { |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1261 | if (!sde_kms->mmu[i]) |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1262 | continue; |
| 1263 | |
| 1264 | mmu = sde_kms->mmu[i]; |
| 1265 | msm_unregister_mmu(sde_kms->dev, mmu); |
| 1266 | mmu->funcs->detach(mmu, (const char **)iommu_ports, |
| 1267 | ARRAY_SIZE(iommu_ports)); |
| 1268 | mmu->funcs->destroy(mmu); |
| 1269 | sde_kms->mmu[i] = 0; |
| 1270 | sde_kms->mmu_id[i] = 0; |
| 1271 | } |
| 1272 | |
| 1273 | return 0; |
| 1274 | } |
| 1275 | |
| 1276 | static int _sde_kms_mmu_init(struct sde_kms *sde_kms) |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1277 | { |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1278 | struct msm_mmu *mmu; |
| 1279 | int i, ret; |
| 1280 | |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame] | 1281 | for (i = 0; i < MSM_SMMU_DOMAIN_MAX; i++) { |
| 1282 | mmu = msm_smmu_new(sde_kms->dev->dev, i); |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1283 | if (IS_ERR(mmu)) { |
| 1284 | ret = PTR_ERR(mmu); |
Dhaval Patel | 5473cd2 | 2017-03-19 21:38:08 -0700 | [diff] [blame] | 1285 | SDE_DEBUG("failed to init iommu id %d: rc:%d\n", |
| 1286 | i, ret); |
Dhaval Patel | 5200c60 | 2017-01-17 15:53:37 -0800 | [diff] [blame] | 1287 | continue; |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1288 | } |
| 1289 | |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1290 | ret = mmu->funcs->attach(mmu, (const char **)iommu_ports, |
| 1291 | ARRAY_SIZE(iommu_ports)); |
| 1292 | if (ret) { |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1293 | SDE_ERROR("failed to attach iommu %d: %d\n", i, ret); |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1294 | mmu->funcs->destroy(mmu); |
Dhaval Patel | 5200c60 | 2017-01-17 15:53:37 -0800 | [diff] [blame] | 1295 | continue; |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1296 | } |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1297 | |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame] | 1298 | sde_kms->mmu_id[i] = msm_register_mmu(sde_kms->dev, mmu); |
| 1299 | if (sde_kms->mmu_id[i] < 0) { |
| 1300 | ret = sde_kms->mmu_id[i]; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1301 | SDE_ERROR("failed to register sde iommu %d: %d\n", |
| 1302 | i, ret); |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame] | 1303 | mmu->funcs->detach(mmu, (const char **)iommu_ports, |
| 1304 | ARRAY_SIZE(iommu_ports)); |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame] | 1305 | goto fail; |
| 1306 | } |
| 1307 | |
| 1308 | sde_kms->mmu[i] = mmu; |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1309 | } |
| 1310 | |
| 1311 | return 0; |
| 1312 | fail: |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1313 | _sde_kms_mmu_destroy(sde_kms); |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1314 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1315 | return ret; |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1316 | } |
| 1317 | |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1318 | static void __iomem *_sde_kms_ioremap(struct platform_device *pdev, |
| 1319 | const char *name, unsigned long *out_size) |
| 1320 | { |
| 1321 | struct resource *res; |
| 1322 | unsigned long size; |
| 1323 | void __iomem *ptr; |
| 1324 | |
| 1325 | if (out_size) |
| 1326 | *out_size = 0; |
| 1327 | |
| 1328 | if (name) |
| 1329 | res = platform_get_resource_byname(pdev, IORESOURCE_MEM, name); |
| 1330 | else |
| 1331 | res = platform_get_resource(pdev, IORESOURCE_MEM, 0); |
| 1332 | |
| 1333 | if (!res) { |
| 1334 | /* availability depends on platform */ |
| 1335 | SDE_DEBUG("failed to get memory resource: %s\n", name); |
| 1336 | return ERR_PTR(-EINVAL); |
| 1337 | } |
| 1338 | |
| 1339 | size = resource_size(res); |
| 1340 | |
| 1341 | ptr = devm_ioremap_nocache(&pdev->dev, res->start, size); |
| 1342 | if (!ptr) { |
| 1343 | SDE_ERROR("failed to ioremap: %s\n", name); |
| 1344 | return ERR_PTR(-ENOMEM); |
| 1345 | } |
| 1346 | |
| 1347 | SDE_DEBUG("IO:region %s %p %08lx\n", name, ptr, size); |
| 1348 | |
| 1349 | if (out_size) |
| 1350 | *out_size = size; |
| 1351 | |
| 1352 | return ptr; |
| 1353 | } |
| 1354 | |
| 1355 | |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1356 | static int sde_kms_hw_init(struct msm_kms *kms) |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1357 | { |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1358 | struct sde_kms *sde_kms; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1359 | struct drm_device *dev; |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1360 | struct msm_drm_private *priv; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1361 | int i, rc = -EINVAL; |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1362 | |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1363 | if (!kms) { |
| 1364 | SDE_ERROR("invalid kms\n"); |
| 1365 | goto end; |
| 1366 | } |
| 1367 | |
| 1368 | sde_kms = to_sde_kms(kms); |
| 1369 | dev = sde_kms->dev; |
| 1370 | if (!dev || !dev->platformdev) { |
| 1371 | SDE_ERROR("invalid device\n"); |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1372 | goto end; |
| 1373 | } |
| 1374 | |
| 1375 | priv = dev->dev_private; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1376 | if (!priv) { |
| 1377 | SDE_ERROR("invalid private data\n"); |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1378 | goto end; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1379 | } |
| 1380 | |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1381 | sde_kms->mmio = _sde_kms_ioremap(dev->platformdev, "mdp_phys", |
| 1382 | &sde_kms->mmio_len); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1383 | if (IS_ERR(sde_kms->mmio)) { |
| 1384 | rc = PTR_ERR(sde_kms->mmio); |
| 1385 | SDE_ERROR("mdp register memory map failed: %d\n", rc); |
| 1386 | sde_kms->mmio = NULL; |
| 1387 | goto error; |
| 1388 | } |
| 1389 | DRM_INFO("mapped mdp address space @%p\n", sde_kms->mmio); |
| 1390 | |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1391 | rc = sde_dbg_reg_register_base(SDE_DBG_NAME, sde_kms->mmio, |
| 1392 | sde_kms->mmio_len); |
| 1393 | if (rc) |
| 1394 | SDE_ERROR("dbg base register kms failed: %d\n", rc); |
| 1395 | |
| 1396 | sde_kms->vbif[VBIF_RT] = _sde_kms_ioremap(dev->platformdev, "vbif_phys", |
| 1397 | &sde_kms->vbif_len[VBIF_RT]); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1398 | if (IS_ERR(sde_kms->vbif[VBIF_RT])) { |
| 1399 | rc = PTR_ERR(sde_kms->vbif[VBIF_RT]); |
| 1400 | SDE_ERROR("vbif register memory map failed: %d\n", rc); |
| 1401 | sde_kms->vbif[VBIF_RT] = NULL; |
| 1402 | goto error; |
| 1403 | } |
| 1404 | |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1405 | rc = sde_dbg_reg_register_base("vbif_rt", sde_kms->vbif[VBIF_RT], |
| 1406 | sde_kms->vbif_len[VBIF_RT]); |
| 1407 | if (rc) |
| 1408 | SDE_ERROR("dbg base register vbif_rt failed: %d\n", rc); |
| 1409 | |
| 1410 | sde_kms->vbif[VBIF_NRT] = _sde_kms_ioremap(dev->platformdev, |
| 1411 | "vbif_nrt_phys", &sde_kms->vbif_len[VBIF_NRT]); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1412 | if (IS_ERR(sde_kms->vbif[VBIF_NRT])) { |
| 1413 | sde_kms->vbif[VBIF_NRT] = NULL; |
| 1414 | SDE_DEBUG("VBIF NRT is not defined"); |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1415 | } else { |
| 1416 | rc = sde_dbg_reg_register_base("vbif_nrt", |
| 1417 | sde_kms->vbif[VBIF_NRT], |
| 1418 | sde_kms->vbif_len[VBIF_NRT]); |
| 1419 | if (rc) |
| 1420 | SDE_ERROR("dbg base register vbif_nrt failed: %d\n", |
| 1421 | rc); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1422 | } |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1423 | |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1424 | sde_kms->reg_dma = _sde_kms_ioremap(dev->platformdev, "regdma_phys", |
| 1425 | &sde_kms->reg_dma_len); |
Gopikrishnaiah Anandan | 7e3e3f5 | 2016-12-22 11:13:05 -0800 | [diff] [blame] | 1426 | if (IS_ERR(sde_kms->reg_dma)) { |
| 1427 | sde_kms->reg_dma = NULL; |
| 1428 | SDE_DEBUG("REG_DMA is not defined"); |
Lloyd Atkinson | 113aefd | 2016-10-23 13:15:18 -0400 | [diff] [blame] | 1429 | } else { |
| 1430 | rc = sde_dbg_reg_register_base("vbif_nrt", |
| 1431 | sde_kms->reg_dma, |
| 1432 | sde_kms->reg_dma_len); |
| 1433 | if (rc) |
| 1434 | SDE_ERROR("dbg base register reg_dma failed: %d\n", |
| 1435 | rc); |
| 1436 | |
Gopikrishnaiah Anandan | 7e3e3f5 | 2016-12-22 11:13:05 -0800 | [diff] [blame] | 1437 | } |
| 1438 | |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1439 | sde_kms->core_client = sde_power_client_create(&priv->phandle, "core"); |
| 1440 | if (IS_ERR_OR_NULL(sde_kms->core_client)) { |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1441 | rc = PTR_ERR(sde_kms->core_client); |
Dhaval Patel | 5398f60 | 2017-03-25 18:25:18 -0700 | [diff] [blame] | 1442 | if (!sde_kms->core_client) |
| 1443 | rc = -EINVAL; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1444 | SDE_ERROR("sde power client create failed: %d\n", rc); |
| 1445 | sde_kms->core_client = NULL; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1446 | goto error; |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1447 | } |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1448 | |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1449 | rc = sde_power_resource_enable(&priv->phandle, sde_kms->core_client, |
| 1450 | true); |
| 1451 | if (rc) { |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1452 | SDE_ERROR("resource enable failed: %d\n", rc); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1453 | goto error; |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1454 | } |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1455 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1456 | _sde_kms_core_hw_rev_init(sde_kms); |
Lloyd Atkinson | 11f3444 | 2016-08-11 11:19:52 -0400 | [diff] [blame] | 1457 | |
Dhaval Patel | b271b84 | 2016-10-19 21:41:22 -0700 | [diff] [blame] | 1458 | pr_info("sde hardware revision:0x%x\n", sde_kms->core_rev); |
| 1459 | |
Dhaval Patel | 8bf7ff3 | 2016-07-20 18:13:24 -0700 | [diff] [blame] | 1460 | sde_kms->catalog = sde_hw_catalog_init(dev, sde_kms->core_rev); |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1461 | if (IS_ERR_OR_NULL(sde_kms->catalog)) { |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1462 | rc = PTR_ERR(sde_kms->catalog); |
Dhaval Patel | 5398f60 | 2017-03-25 18:25:18 -0700 | [diff] [blame] | 1463 | if (!sde_kms->catalog) |
| 1464 | rc = -EINVAL; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1465 | SDE_ERROR("catalog init failed: %d\n", rc); |
| 1466 | sde_kms->catalog = NULL; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1467 | goto power_error; |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1468 | } |
| 1469 | |
Lloyd Atkinson | 274cc46 | 2017-02-21 11:52:06 -0500 | [diff] [blame] | 1470 | sde_dbg_init_dbg_buses(sde_kms->core_rev); |
| 1471 | |
Gopikrishnaiah Anandan | 7e3e3f5 | 2016-12-22 11:13:05 -0800 | [diff] [blame] | 1472 | /* Initialize reg dma block which is a singleton */ |
| 1473 | rc = sde_reg_dma_init(sde_kms->reg_dma, sde_kms->catalog, |
| 1474 | sde_kms->dev); |
| 1475 | if (rc) { |
| 1476 | SDE_ERROR("failed: reg dma init failed\n"); |
| 1477 | goto power_error; |
| 1478 | } |
| 1479 | |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1480 | 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] | 1481 | sde_kms->dev); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1482 | if (rc) { |
| 1483 | SDE_ERROR("rm init failed: %d\n", rc); |
| 1484 | goto power_error; |
| 1485 | } |
| 1486 | |
| 1487 | sde_kms->rm_init = true; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1488 | |
| 1489 | sde_kms->hw_mdp = sde_rm_get_mdp(&sde_kms->rm); |
| 1490 | if (IS_ERR_OR_NULL(sde_kms->hw_mdp)) { |
| 1491 | rc = PTR_ERR(sde_kms->hw_mdp); |
Dhaval Patel | 5398f60 | 2017-03-25 18:25:18 -0700 | [diff] [blame] | 1492 | if (!sde_kms->hw_mdp) |
| 1493 | rc = -EINVAL; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1494 | SDE_ERROR("failed to get hw_mdp: %d\n", rc); |
| 1495 | sde_kms->hw_mdp = NULL; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1496 | goto power_error; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1497 | } |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1498 | |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 1499 | for (i = 0; i < sde_kms->catalog->vbif_count; i++) { |
| 1500 | u32 vbif_idx = sde_kms->catalog->vbif[i].id; |
| 1501 | |
| 1502 | sde_kms->hw_vbif[i] = sde_hw_vbif_init(vbif_idx, |
| 1503 | sde_kms->vbif[vbif_idx], sde_kms->catalog); |
| 1504 | if (IS_ERR_OR_NULL(sde_kms->hw_vbif[vbif_idx])) { |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1505 | rc = PTR_ERR(sde_kms->hw_vbif[vbif_idx]); |
Dhaval Patel | 5398f60 | 2017-03-25 18:25:18 -0700 | [diff] [blame] | 1506 | if (!sde_kms->hw_vbif[vbif_idx]) |
| 1507 | rc = -EINVAL; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1508 | SDE_ERROR("failed to init vbif %d: %d\n", vbif_idx, rc); |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 1509 | sde_kms->hw_vbif[vbif_idx] = NULL; |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1510 | goto power_error; |
Alan Kwong | 5d324e4 | 2016-07-28 22:56:18 -0400 | [diff] [blame] | 1511 | } |
| 1512 | } |
| 1513 | |
Alan Kwong | 54125bb | 2017-02-26 16:01:36 -0800 | [diff] [blame] | 1514 | sde_kms->iclient = msm_ion_client_create(dev->unique); |
| 1515 | if (IS_ERR(sde_kms->iclient)) { |
| 1516 | rc = PTR_ERR(sde_kms->iclient); |
| 1517 | SDE_DEBUG("msm_ion_client not available: %d\n", rc); |
| 1518 | sde_kms->iclient = NULL; |
| 1519 | } |
| 1520 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1521 | /* |
| 1522 | * Now we need to read the HW catalog and initialize resources such as |
| 1523 | * clocks, regulators, GDSC/MMAGIC, ioremap the register ranges etc |
| 1524 | */ |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1525 | rc = _sde_kms_mmu_init(sde_kms); |
| 1526 | if (rc) { |
| 1527 | SDE_ERROR("sde_kms_mmu_init failed: %d\n", rc); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1528 | goto power_error; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1529 | } |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1530 | |
Alan Kwong | 67a3f79 | 2016-11-01 23:16:53 -0400 | [diff] [blame] | 1531 | rc = sde_core_perf_init(&sde_kms->perf, dev, sde_kms->catalog, |
Dhaval Patel | 446446e | 2017-04-21 19:38:17 -0700 | [diff] [blame] | 1532 | &priv->phandle, priv->pclient, "core_clk"); |
Alan Kwong | 67a3f79 | 2016-11-01 23:16:53 -0400 | [diff] [blame] | 1533 | if (rc) { |
| 1534 | SDE_ERROR("failed to init perf %d\n", rc); |
| 1535 | goto perf_err; |
| 1536 | } |
| 1537 | |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 1538 | /* |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1539 | * _sde_kms_drm_obj_init should create the DRM related objects |
| 1540 | * i.e. CRTCs, planes, encoders, connectors and so forth |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1541 | */ |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1542 | rc = _sde_kms_drm_obj_init(sde_kms); |
| 1543 | if (rc) { |
| 1544 | SDE_ERROR("modeset init failed: %d\n", rc); |
Alan Kwong | 67a3f79 | 2016-11-01 23:16:53 -0400 | [diff] [blame] | 1545 | goto drm_obj_init_err; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1546 | } |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1547 | |
| 1548 | dev->mode_config.min_width = 0; |
| 1549 | dev->mode_config.min_height = 0; |
| 1550 | |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1551 | /* |
Dhaval Patel | 4e57484 | 2016-08-23 15:11:37 -0700 | [diff] [blame] | 1552 | * max crtc width is equal to the max mixer width * 2 and max height is |
| 1553 | * is 4K |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1554 | */ |
Dhaval Patel | e4a5dda | 2016-10-13 19:29:30 -0700 | [diff] [blame] | 1555 | dev->mode_config.max_width = sde_kms->catalog->max_mixer_width * 2; |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 1556 | dev->mode_config.max_height = 4096; |
| 1557 | |
Lloyd Atkinson | fa2489c | 2016-05-25 15:16:03 -0400 | [diff] [blame] | 1558 | /* |
| 1559 | * Support format modifiers for compression etc. |
| 1560 | */ |
| 1561 | dev->mode_config.allow_fb_modifiers = true; |
| 1562 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1563 | 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] | 1564 | if (IS_ERR_OR_NULL(sde_kms->hw_intr)) { |
| 1565 | rc = PTR_ERR(sde_kms->hw_intr); |
Dhaval Patel | 5398f60 | 2017-03-25 18:25:18 -0700 | [diff] [blame] | 1566 | if (!sde_kms->hw_intr) |
| 1567 | rc = -EINVAL; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1568 | SDE_ERROR("hw_intr init failed: %d\n", rc); |
| 1569 | sde_kms->hw_intr = NULL; |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1570 | goto hw_intr_init_err; |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1571 | } |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1572 | |
Lloyd Atkinson | 5217336c | 2016-09-15 18:21:18 -0400 | [diff] [blame] | 1573 | sde_power_resource_enable(&priv->phandle, sde_kms->core_client, false); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1574 | return 0; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1575 | |
Lloyd Atkinson | 1e2497e | 2016-09-26 17:55:48 -0400 | [diff] [blame] | 1576 | hw_intr_init_err: |
| 1577 | _sde_kms_drm_obj_destroy(sde_kms); |
Alan Kwong | 67a3f79 | 2016-11-01 23:16:53 -0400 | [diff] [blame] | 1578 | drm_obj_init_err: |
| 1579 | sde_core_perf_destroy(&sde_kms->perf); |
| 1580 | perf_err: |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1581 | power_error: |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1582 | sde_power_resource_enable(&priv->phandle, sde_kms->core_client, false); |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1583 | error: |
Lloyd Atkinson | 1a0c917 | 2016-10-04 10:01:24 -0400 | [diff] [blame] | 1584 | _sde_kms_hw_destroy(sde_kms, dev->platformdev); |
Dhaval Patel | 3949f03 | 2016-06-20 16:24:33 -0700 | [diff] [blame] | 1585 | end: |
Clarence Ip | 17162b5 | 2016-11-24 17:06:29 -0500 | [diff] [blame] | 1586 | return rc; |
| 1587 | } |
| 1588 | |
| 1589 | struct msm_kms *sde_kms_init(struct drm_device *dev) |
| 1590 | { |
| 1591 | struct msm_drm_private *priv; |
| 1592 | struct sde_kms *sde_kms; |
| 1593 | |
| 1594 | if (!dev || !dev->dev_private) { |
| 1595 | SDE_ERROR("drm device node invalid\n"); |
| 1596 | return ERR_PTR(-EINVAL); |
| 1597 | } |
| 1598 | |
| 1599 | priv = dev->dev_private; |
| 1600 | |
| 1601 | sde_kms = kzalloc(sizeof(*sde_kms), GFP_KERNEL); |
| 1602 | if (!sde_kms) { |
| 1603 | SDE_ERROR("failed to allocate sde kms\n"); |
| 1604 | return ERR_PTR(-ENOMEM); |
| 1605 | } |
| 1606 | |
| 1607 | msm_kms_init(&sde_kms->base, &kms_funcs); |
| 1608 | sde_kms->dev = dev; |
| 1609 | |
| 1610 | return &sde_kms->base; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1611 | } |
Gopikrishnaiah Anandan | de2c81b | 2017-03-15 12:41:29 -0700 | [diff] [blame] | 1612 | |
| 1613 | static int _sde_kms_register_events(struct msm_kms *kms, |
| 1614 | struct drm_mode_object *obj, u32 event, bool en) |
| 1615 | { |
| 1616 | int ret = 0; |
| 1617 | struct drm_crtc *crtc = NULL; |
| 1618 | struct drm_connector *conn = NULL; |
| 1619 | struct sde_kms *sde_kms = NULL; |
| 1620 | |
| 1621 | if (!kms || !obj) { |
| 1622 | SDE_ERROR("invalid argument kms %pK obj %pK\n", kms, obj); |
| 1623 | return -EINVAL; |
| 1624 | } |
| 1625 | |
| 1626 | sde_kms = to_sde_kms(kms); |
| 1627 | switch (obj->type) { |
| 1628 | case DRM_MODE_OBJECT_CRTC: |
| 1629 | crtc = obj_to_crtc(obj); |
| 1630 | ret = sde_crtc_register_custom_event(sde_kms, crtc, event, en); |
| 1631 | break; |
| 1632 | case DRM_MODE_OBJECT_CONNECTOR: |
| 1633 | conn = obj_to_connector(obj); |
| 1634 | ret = sde_connector_register_custom_event(sde_kms, conn, event, |
| 1635 | en); |
| 1636 | break; |
| 1637 | } |
| 1638 | |
| 1639 | return ret; |
| 1640 | } |