From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio
---
kernel/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 939 ++++++++++++++++++++++++++--------------------------------
1 files changed, 419 insertions(+), 520 deletions(-)
diff --git a/kernel/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/kernel/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index 52474dc..b7841f7 100644
--- a/kernel/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/kernel/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -1,27 +1,19 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2014-2018, The Linux Foundation. All rights reserved.
* Copyright (C) 2013 Red Hat
* Author: Rob Clark <robdclark@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define pr_fmt(fmt) "[drm:%s:%d] " fmt, __func__, __LINE__
-#include <drm/drm_crtc.h>
#include <linux/debugfs.h>
-#include <linux/of_irq.h>
#include <linux/dma-buf.h>
+#include <linux/of_irq.h>
+#include <linux/pm_opp.h>
+
+#include <drm/drm_crtc.h>
+#include <drm/drm_file.h>
#include "msm_drv.h"
#include "msm_mmu.h"
@@ -39,10 +31,6 @@
#define CREATE_TRACE_POINTS
#include "dpu_trace.h"
-static const char * const iommu_ports[] = {
- "mdp_0",
-};
-
/*
* To enable overall DRM driver logging
* # echo 0x2 > /sys/module/drm/parameters/debug
@@ -55,38 +43,24 @@
#define DPU_DEBUGFS_DIR "msm_dpu"
#define DPU_DEBUGFS_HWMASKNAME "hw_log_mask"
+#define MIN_IB_BW 400000000ULL /* Min ib vote 400MB */
+
static int dpu_kms_hw_init(struct msm_kms *kms);
-static int _dpu_kms_mmu_destroy(struct dpu_kms *dpu_kms);
-
-static unsigned long dpu_iomap_size(struct platform_device *pdev,
- const char *name)
-{
- struct resource *res;
-
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, name);
- if (!res) {
- DRM_ERROR("failed to get memory resource: %s\n", name);
- return 0;
- }
-
- return resource_size(res);
-}
+static void _dpu_kms_mmu_destroy(struct dpu_kms *dpu_kms);
#ifdef CONFIG_DEBUG_FS
static int _dpu_danger_signal_status(struct seq_file *s,
bool danger_status)
{
struct dpu_kms *kms = (struct dpu_kms *)s->private;
- struct msm_drm_private *priv;
struct dpu_danger_safe_status status;
int i;
- if (!kms || !kms->dev || !kms->dev->dev_private || !kms->hw_mdp) {
+ if (!kms->hw_mdp) {
DPU_ERROR("invalid arg(s)\n");
return 0;
}
- priv = kms->dev->dev_private;
memset(&status, 0, sizeof(struct dpu_danger_safe_status));
pm_runtime_get_sync(&kms->pdev->dev);
@@ -113,79 +87,37 @@
return 0;
}
-#define DEFINE_DPU_DEBUGFS_SEQ_FOPS(__prefix) \
-static int __prefix ## _open(struct inode *inode, struct file *file) \
-{ \
- return single_open(file, __prefix ## _show, inode->i_private); \
-} \
-static const struct file_operations __prefix ## _fops = { \
- .owner = THIS_MODULE, \
- .open = __prefix ## _open, \
- .release = single_release, \
- .read = seq_read, \
- .llseek = seq_lseek, \
-}
-
static int dpu_debugfs_danger_stats_show(struct seq_file *s, void *v)
{
return _dpu_danger_signal_status(s, true);
}
-DEFINE_DPU_DEBUGFS_SEQ_FOPS(dpu_debugfs_danger_stats);
+DEFINE_SHOW_ATTRIBUTE(dpu_debugfs_danger_stats);
static int dpu_debugfs_safe_stats_show(struct seq_file *s, void *v)
{
return _dpu_danger_signal_status(s, false);
}
-DEFINE_DPU_DEBUGFS_SEQ_FOPS(dpu_debugfs_safe_stats);
+DEFINE_SHOW_ATTRIBUTE(dpu_debugfs_safe_stats);
-static void dpu_debugfs_danger_destroy(struct dpu_kms *dpu_kms)
-{
- debugfs_remove_recursive(dpu_kms->debugfs_danger);
- dpu_kms->debugfs_danger = NULL;
-}
-
-static int dpu_debugfs_danger_init(struct dpu_kms *dpu_kms,
+static void dpu_debugfs_danger_init(struct dpu_kms *dpu_kms,
struct dentry *parent)
{
- dpu_kms->debugfs_danger = debugfs_create_dir("danger",
- parent);
- if (!dpu_kms->debugfs_danger) {
- DPU_ERROR("failed to create danger debugfs\n");
- return -EINVAL;
- }
+ struct dentry *entry = debugfs_create_dir("danger", parent);
- debugfs_create_file("danger_status", 0600, dpu_kms->debugfs_danger,
+ debugfs_create_file("danger_status", 0600, entry,
dpu_kms, &dpu_debugfs_danger_stats_fops);
- debugfs_create_file("safe_status", 0600, dpu_kms->debugfs_danger,
+ debugfs_create_file("safe_status", 0600, entry,
dpu_kms, &dpu_debugfs_safe_stats_fops);
-
- return 0;
}
static int _dpu_debugfs_show_regset32(struct seq_file *s, void *data)
{
- struct dpu_debugfs_regset32 *regset;
- struct dpu_kms *dpu_kms;
- struct drm_device *dev;
- struct msm_drm_private *priv;
+ struct dpu_debugfs_regset32 *regset = s->private;
+ struct dpu_kms *dpu_kms = regset->dpu_kms;
void __iomem *base;
uint32_t i, addr;
- if (!s || !s->private)
- return 0;
-
- regset = s->private;
-
- dpu_kms = regset->dpu_kms;
- if (!dpu_kms || !dpu_kms->mmio)
- return 0;
-
- dev = dpu_kms->dev;
- if (!dev)
- return 0;
-
- priv = dev->dev_private;
- if (!priv)
+ if (!dpu_kms->mmio)
return 0;
base = dpu_kms->mmio + regset->offset;
@@ -235,74 +167,147 @@
}
}
-void *dpu_debugfs_create_regset32(const char *name, umode_t mode,
+void dpu_debugfs_create_regset32(const char *name, umode_t mode,
void *parent, struct dpu_debugfs_regset32 *regset)
{
if (!name || !regset || !regset->dpu_kms || !regset->blk_len)
- return NULL;
+ return;
/* make sure offset is a multiple of 4 */
regset->offset = round_down(regset->offset, 4);
- return debugfs_create_file(name, mode, parent,
- regset, &dpu_fops_regset32);
+ debugfs_create_file(name, mode, parent, regset, &dpu_fops_regset32);
}
-static int _dpu_debugfs_init(struct dpu_kms *dpu_kms)
+static int dpu_kms_debugfs_init(struct msm_kms *kms, struct drm_minor *minor)
{
- void *p;
- int rc;
+ struct dpu_kms *dpu_kms = to_dpu_kms(kms);
+ void *p = dpu_hw_util_get_log_mask_ptr();
+ struct dentry *entry;
+ struct drm_device *dev;
+ struct msm_drm_private *priv;
- p = dpu_hw_util_get_log_mask_ptr();
-
- if (!dpu_kms || !p)
+ if (!p)
return -EINVAL;
- dpu_kms->debugfs_root = debugfs_create_dir("debug",
- dpu_kms->dev->primary->debugfs_root);
- if (IS_ERR_OR_NULL(dpu_kms->debugfs_root)) {
- DRM_ERROR("debugfs create_dir failed %ld\n",
- PTR_ERR(dpu_kms->debugfs_root));
- return PTR_ERR(dpu_kms->debugfs_root);
- }
+ dev = dpu_kms->dev;
+ priv = dev->dev_private;
- rc = dpu_dbg_debugfs_register(dpu_kms->debugfs_root);
- if (rc) {
- DRM_ERROR("failed to reg dpu dbg debugfs: %d\n", rc);
- return rc;
- }
+ entry = debugfs_create_dir("debug", minor->debugfs_root);
- /* allow root to be NULL */
- debugfs_create_x32(DPU_DEBUGFS_HWMASKNAME, 0600, dpu_kms->debugfs_root, p);
+ debugfs_create_x32(DPU_DEBUGFS_HWMASKNAME, 0600, entry, p);
- (void) dpu_debugfs_danger_init(dpu_kms, dpu_kms->debugfs_root);
- (void) dpu_debugfs_vbif_init(dpu_kms, dpu_kms->debugfs_root);
- (void) dpu_debugfs_core_irq_init(dpu_kms, dpu_kms->debugfs_root);
+ dpu_debugfs_danger_init(dpu_kms, entry);
+ dpu_debugfs_vbif_init(dpu_kms, entry);
+ dpu_debugfs_core_irq_init(dpu_kms, entry);
- rc = dpu_core_perf_debugfs_init(&dpu_kms->perf, dpu_kms->debugfs_root);
- if (rc) {
- DPU_ERROR("failed to init perf %d\n", rc);
- return rc;
- }
+ if (priv->dp)
+ msm_dp_debugfs_init(priv->dp, minor);
+ return dpu_core_perf_debugfs_init(dpu_kms, entry);
+}
+#endif
+
+/* Global/shared object state funcs */
+
+/*
+ * This is a helper that returns the private state currently in operation.
+ * Note that this would return the "old_state" if called in the atomic check
+ * path, and the "new_state" after the atomic swap has been done.
+ */
+struct dpu_global_state *
+dpu_kms_get_existing_global_state(struct dpu_kms *dpu_kms)
+{
+ return to_dpu_global_state(dpu_kms->global_state.state);
+}
+
+/*
+ * This acquires the modeset lock set aside for global state, creates
+ * a new duplicated private object state.
+ */
+struct dpu_global_state *dpu_kms_get_global_state(struct drm_atomic_state *s)
+{
+ struct msm_drm_private *priv = s->dev->dev_private;
+ struct dpu_kms *dpu_kms = to_dpu_kms(priv->kms);
+ struct drm_private_state *priv_state;
+ int ret;
+
+ ret = drm_modeset_lock(&dpu_kms->global_state_lock, s->acquire_ctx);
+ if (ret)
+ return ERR_PTR(ret);
+
+ priv_state = drm_atomic_get_private_obj_state(s,
+ &dpu_kms->global_state);
+ if (IS_ERR(priv_state))
+ return ERR_CAST(priv_state);
+
+ return to_dpu_global_state(priv_state);
+}
+
+static struct drm_private_state *
+dpu_kms_global_duplicate_state(struct drm_private_obj *obj)
+{
+ struct dpu_global_state *state;
+
+ state = kmemdup(obj->state, sizeof(*state), GFP_KERNEL);
+ if (!state)
+ return NULL;
+
+ __drm_atomic_helper_private_obj_duplicate_state(obj, &state->base);
+
+ return &state->base;
+}
+
+static void dpu_kms_global_destroy_state(struct drm_private_obj *obj,
+ struct drm_private_state *state)
+{
+ struct dpu_global_state *dpu_state = to_dpu_global_state(state);
+
+ kfree(dpu_state);
+}
+
+static const struct drm_private_state_funcs dpu_kms_global_state_funcs = {
+ .atomic_duplicate_state = dpu_kms_global_duplicate_state,
+ .atomic_destroy_state = dpu_kms_global_destroy_state,
+};
+
+static int dpu_kms_global_obj_init(struct dpu_kms *dpu_kms)
+{
+ struct dpu_global_state *state;
+
+ drm_modeset_lock_init(&dpu_kms->global_state_lock);
+
+ state = kzalloc(sizeof(*state), GFP_KERNEL);
+ if (!state)
+ return -ENOMEM;
+
+ drm_atomic_private_obj_init(dpu_kms->dev, &dpu_kms->global_state,
+ &state->base,
+ &dpu_kms_global_state_funcs);
return 0;
}
-static void _dpu_debugfs_destroy(struct dpu_kms *dpu_kms)
+static int dpu_kms_parse_data_bus_icc_path(struct dpu_kms *dpu_kms)
{
- /* don't need to NULL check debugfs_root */
- if (dpu_kms) {
- dpu_debugfs_vbif_destroy(dpu_kms);
- dpu_debugfs_danger_destroy(dpu_kms);
- dpu_debugfs_core_irq_destroy(dpu_kms);
- debugfs_remove_recursive(dpu_kms->debugfs_root);
+ struct icc_path *path0;
+ struct icc_path *path1;
+ struct drm_device *dev = dpu_kms->dev;
+
+ path0 = of_icc_get(dev->dev, "mdp0-mem");
+ path1 = of_icc_get(dev->dev, "mdp1-mem");
+
+ if (IS_ERR_OR_NULL(path0))
+ return PTR_ERR_OR_ZERO(path0);
+
+ dpu_kms->path[0] = path0;
+ dpu_kms->num_paths = 1;
+
+ if (!IS_ERR_OR_NULL(path1)) {
+ dpu_kms->path[1] = path1;
+ dpu_kms->num_paths++;
}
+ return 0;
}
-#else
-static void _dpu_debugfs_destroy(struct dpu_kms *dpu_kms)
-{
-}
-#endif
static int dpu_kms_enable_vblank(struct msm_kms *kms, struct drm_crtc *crtc)
{
@@ -314,27 +319,64 @@
dpu_crtc_vblank(crtc, false);
}
+static void dpu_kms_enable_commit(struct msm_kms *kms)
+{
+ struct dpu_kms *dpu_kms = to_dpu_kms(kms);
+ pm_runtime_get_sync(&dpu_kms->pdev->dev);
+}
+
+static void dpu_kms_disable_commit(struct msm_kms *kms)
+{
+ struct dpu_kms *dpu_kms = to_dpu_kms(kms);
+ pm_runtime_put_sync(&dpu_kms->pdev->dev);
+}
+
+static ktime_t dpu_kms_vsync_time(struct msm_kms *kms, struct drm_crtc *crtc)
+{
+ struct drm_encoder *encoder;
+
+ drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask) {
+ ktime_t vsync_time;
+
+ if (dpu_encoder_vsync_time(encoder, &vsync_time) == 0)
+ return vsync_time;
+ }
+
+ return ktime_get();
+}
+
static void dpu_kms_prepare_commit(struct msm_kms *kms,
struct drm_atomic_state *state)
{
- struct dpu_kms *dpu_kms;
- struct msm_drm_private *priv;
- struct drm_device *dev;
+ struct drm_crtc *crtc;
+ struct drm_crtc_state *crtc_state;
struct drm_encoder *encoder;
+ int i;
if (!kms)
return;
- dpu_kms = to_dpu_kms(kms);
- dev = dpu_kms->dev;
- if (!dev || !dev->dev_private)
- return;
- priv = dev->dev_private;
- pm_runtime_get_sync(&dpu_kms->pdev->dev);
-
- list_for_each_entry(encoder, &dev->mode_config.encoder_list, head)
- if (encoder->crtc != NULL)
+ /* Call prepare_commit for all affected encoders */
+ for_each_new_crtc_in_state(state, crtc, crtc_state, i) {
+ drm_for_each_encoder_mask(encoder, crtc->dev,
+ crtc_state->encoder_mask) {
dpu_encoder_prepare_commit(encoder);
+ }
+ }
+}
+
+static void dpu_kms_flush_commit(struct msm_kms *kms, unsigned crtc_mask)
+{
+ struct dpu_kms *dpu_kms = to_dpu_kms(kms);
+ struct drm_crtc *crtc;
+
+ for_each_crtc_mask(dpu_kms->dev, crtc, crtc_mask) {
+ if (!crtc->state->active)
+ continue;
+
+ trace_dpu_kms_commit(DRMID(crtc));
+ dpu_crtc_commit_kickoff(crtc);
+ }
}
/*
@@ -344,59 +386,30 @@
void dpu_kms_encoder_enable(struct drm_encoder *encoder)
{
const struct drm_encoder_helper_funcs *funcs = encoder->helper_private;
- struct drm_crtc *crtc = encoder->crtc;
+ struct drm_device *dev = encoder->dev;
+ struct drm_crtc *crtc;
/* Forward this enable call to the commit hook */
if (funcs && funcs->commit)
funcs->commit(encoder);
- if (crtc && crtc->state->active) {
- trace_dpu_kms_enc_enable(DRMID(crtc));
- dpu_crtc_commit_kickoff(crtc);
- }
-}
-
-static void dpu_kms_commit(struct msm_kms *kms, struct drm_atomic_state *state)
-{
- struct drm_crtc *crtc;
- struct drm_crtc_state *crtc_state;
- int i;
-
- for_each_new_crtc_in_state(state, crtc, crtc_state, i) {
- /* If modeset is required, kickoff is run in encoder_enable */
- if (drm_atomic_crtc_needs_modeset(crtc_state))
+ drm_for_each_crtc(crtc, dev) {
+ if (!(crtc->state->encoder_mask & drm_encoder_mask(encoder)))
continue;
- if (crtc->state->active) {
- trace_dpu_kms_commit(DRMID(crtc));
- dpu_crtc_commit_kickoff(crtc);
- }
+ trace_dpu_kms_enc_enable(DRMID(crtc));
}
}
-static void dpu_kms_complete_commit(struct msm_kms *kms,
- struct drm_atomic_state *old_state)
+static void dpu_kms_complete_commit(struct msm_kms *kms, unsigned crtc_mask)
{
- struct dpu_kms *dpu_kms;
- struct msm_drm_private *priv;
+ struct dpu_kms *dpu_kms = to_dpu_kms(kms);
struct drm_crtc *crtc;
- struct drm_crtc_state *old_crtc_state;
- int i;
-
- if (!kms || !old_state)
- return;
- dpu_kms = to_dpu_kms(kms);
-
- if (!dpu_kms->dev || !dpu_kms->dev->dev_private)
- return;
- priv = dpu_kms->dev->dev_private;
DPU_ATRACE_BEGIN("kms_complete_commit");
- for_each_old_crtc_in_state(old_state, crtc, old_crtc_state, i)
- dpu_crtc_complete_commit(crtc, old_crtc_state);
-
- pm_runtime_put_sync(&dpu_kms->pdev->dev);
+ for_each_crtc_mask(dpu_kms->dev, crtc, crtc_mask)
+ dpu_crtc_complete_commit(crtc);
DPU_ATRACE_END("kms_complete_commit");
}
@@ -442,6 +455,15 @@
}
}
+static void dpu_kms_wait_flush(struct msm_kms *kms, unsigned crtc_mask)
+{
+ struct dpu_kms *dpu_kms = to_dpu_kms(kms);
+ struct drm_crtc *crtc;
+
+ for_each_crtc_mask(dpu_kms->dev, crtc, crtc_mask)
+ dpu_kms_wait_for_commit_done(kms, crtc);
+}
+
static int _dpu_kms_initialize_dsi(struct drm_device *dev,
struct msm_drm_private *priv,
struct dpu_kms *dpu_kms)
@@ -476,6 +498,33 @@
return rc;
}
+static int _dpu_kms_initialize_displayport(struct drm_device *dev,
+ struct msm_drm_private *priv,
+ struct dpu_kms *dpu_kms)
+{
+ struct drm_encoder *encoder = NULL;
+ int rc = 0;
+
+ if (!priv->dp)
+ return rc;
+
+ encoder = dpu_encoder_init(dev, DRM_MODE_ENCODER_TMDS);
+ if (IS_ERR(encoder)) {
+ DPU_ERROR("encoder init failed for dsi display\n");
+ return PTR_ERR(encoder);
+ }
+
+ rc = msm_dp_modeset_init(priv->dp, dev, encoder);
+ if (rc) {
+ DPU_ERROR("modeset_init failed for DP, rc = %d\n", rc);
+ drm_encoder_cleanup(encoder);
+ return rc;
+ }
+
+ priv->encoders[priv->num_encoders++] = encoder;
+ return rc;
+}
+
/**
* _dpu_kms_setup_displays - create encoders, bridges and connectors
* for underlying displays
@@ -488,12 +537,21 @@
struct msm_drm_private *priv,
struct dpu_kms *dpu_kms)
{
- /**
- * Extend this function to initialize other
- * types of displays
- */
+ int rc = 0;
- return _dpu_kms_initialize_dsi(dev, priv, dpu_kms);
+ rc = _dpu_kms_initialize_dsi(dev, priv, dpu_kms);
+ if (rc) {
+ DPU_ERROR("initialize_dsi failed, rc = %d\n", rc);
+ return rc;
+ }
+
+ rc = _dpu_kms_initialize_displayport(dev, priv, dpu_kms);
+ if (rc) {
+ DPU_ERROR("initialize_DP failed, rc = %d\n", rc);
+ return rc;
+ }
+
+ return rc;
}
static void _dpu_kms_drm_obj_destroy(struct dpu_kms *dpu_kms)
@@ -501,16 +559,6 @@
struct msm_drm_private *priv;
int i;
- if (!dpu_kms) {
- DPU_ERROR("invalid dpu_kms\n");
- return;
- } else if (!dpu_kms->dev) {
- DPU_ERROR("invalid dev\n");
- return;
- } else if (!dpu_kms->dev->dev_private) {
- DPU_ERROR("invalid dev_private\n");
- return;
- }
priv = dpu_kms->dev->dev_private;
for (i = 0; i < priv->num_crtcs; i++)
@@ -534,19 +582,14 @@
{
struct drm_device *dev;
struct drm_plane *primary_planes[MAX_PLANES], *plane;
+ struct drm_plane *cursor_planes[MAX_PLANES] = { NULL };
struct drm_crtc *crtc;
struct msm_drm_private *priv;
struct dpu_mdss_cfg *catalog;
- int primary_planes_idx = 0, i, ret;
+ int primary_planes_idx = 0, cursor_planes_idx = 0, i, ret;
int max_crtc_count;
-
- if (!dpu_kms || !dpu_kms->dev || !dpu_kms->dev->dev) {
- DPU_ERROR("invalid dpu_kms\n");
- return -EINVAL;
- }
-
dev = dpu_kms->dev;
priv = dev->dev_private;
catalog = dpu_kms->catalog;
@@ -561,16 +604,24 @@
max_crtc_count = min(catalog->mixer_count, priv->num_encoders);
- /* Create the planes */
+ /* Create the planes, keeping track of one primary/cursor per crtc */
for (i = 0; i < catalog->sspp_count; i++) {
- bool primary = true;
+ enum drm_plane_type type;
- if (catalog->sspp[i].features & BIT(DPU_SSPP_CURSOR)
- || primary_planes_idx >= max_crtc_count)
- primary = false;
+ if ((catalog->sspp[i].features & BIT(DPU_SSPP_CURSOR))
+ && cursor_planes_idx < max_crtc_count)
+ type = DRM_PLANE_TYPE_CURSOR;
+ else if (primary_planes_idx < max_crtc_count)
+ type = DRM_PLANE_TYPE_PRIMARY;
+ else
+ type = DRM_PLANE_TYPE_OVERLAY;
- plane = dpu_plane_init(dev, catalog->sspp[i].id, primary,
- (1UL << max_crtc_count) - 1, 0);
+ DPU_DEBUG("Create plane type %d with features %lx (cur %lx)\n",
+ type, catalog->sspp[i].features,
+ catalog->sspp[i].features & BIT(DPU_SSPP_CURSOR));
+
+ plane = dpu_plane_init(dev, catalog->sspp[i].id, type,
+ (1UL << max_crtc_count) - 1, 0);
if (IS_ERR(plane)) {
DPU_ERROR("dpu_plane_init failed\n");
ret = PTR_ERR(plane);
@@ -578,7 +629,9 @@
}
priv->planes[priv->num_planes++] = plane;
- if (primary)
+ if (type == DRM_PLANE_TYPE_CURSOR)
+ cursor_planes[cursor_planes_idx++] = plane;
+ else if (type == DRM_PLANE_TYPE_PRIMARY)
primary_planes[primary_planes_idx++] = plane;
}
@@ -586,7 +639,7 @@
/* Create one CRTC per encoder */
for (i = 0; i < max_crtc_count; i++) {
- crtc = dpu_crtc_init(dev, primary_planes[i]);
+ crtc = dpu_crtc_init(dev, primary_planes[i], cursor_planes[i]);
if (IS_ERR(crtc)) {
ret = PTR_ERR(crtc);
goto fail;
@@ -604,28 +657,6 @@
return ret;
}
-#ifdef CONFIG_DEBUG_FS
-static int dpu_kms_debugfs_init(struct msm_kms *kms, struct drm_minor *minor)
-{
- struct dpu_kms *dpu_kms = to_dpu_kms(kms);
- struct drm_device *dev;
- int rc;
-
- if (!dpu_kms || !dpu_kms->dev || !dpu_kms->dev->dev) {
- DPU_ERROR("invalid dpu_kms\n");
- return -EINVAL;
- }
-
- dev = dpu_kms->dev;
-
- rc = _dpu_debugfs_init(dpu_kms);
- if (rc)
- DPU_ERROR("dpu_debugfs init failed: %d\n", rc);
-
- return rc;
-}
-#endif
-
static long dpu_kms_round_pixclk(struct msm_kms *kms, unsigned long rate,
struct drm_encoder *encoder)
{
@@ -634,31 +665,21 @@
static void _dpu_kms_hw_destroy(struct dpu_kms *dpu_kms)
{
- struct drm_device *dev;
int i;
-
- dev = dpu_kms->dev;
- if (!dev)
- return;
if (dpu_kms->hw_intr)
dpu_hw_intr_destroy(dpu_kms->hw_intr);
dpu_kms->hw_intr = NULL;
- if (dpu_kms->power_event)
- dpu_power_handle_unregister_event(
- &dpu_kms->phandle, dpu_kms->power_event);
-
/* safe to call these more than once during shutdown */
- _dpu_debugfs_destroy(dpu_kms);
_dpu_kms_mmu_destroy(dpu_kms);
if (dpu_kms->catalog) {
- for (i = 0; i < dpu_kms->catalog->vbif_count; i++) {
- u32 vbif_idx = dpu_kms->catalog->vbif[i].id;
-
- if ((vbif_idx < VBIF_MAX) && dpu_kms->hw_vbif[vbif_idx])
- dpu_hw_vbif_destroy(dpu_kms->hw_vbif[vbif_idx]);
+ for (i = 0; i < ARRAY_SIZE(dpu_kms->hw_vbif); i++) {
+ if (dpu_kms->hw_vbif[i]) {
+ dpu_hw_vbif_destroy(dpu_kms->hw_vbif[i]);
+ dpu_kms->hw_vbif[i] = NULL;
+ }
}
}
@@ -670,11 +691,6 @@
dpu_hw_catalog_deinit(dpu_kms->catalog);
dpu_kms->catalog = NULL;
- if (dpu_kms->core_client)
- dpu_power_client_destroy(&dpu_kms->phandle,
- dpu_kms->core_client);
- dpu_kms->core_client = NULL;
-
if (dpu_kms->vbif[VBIF_NRT])
devm_iounmap(&dpu_kms->pdev->dev, dpu_kms->vbif[VBIF_NRT]);
dpu_kms->vbif[VBIF_NRT] = NULL;
@@ -682,6 +698,10 @@
if (dpu_kms->vbif[VBIF_RT])
devm_iounmap(&dpu_kms->pdev->dev, dpu_kms->vbif[VBIF_RT]);
dpu_kms->vbif[VBIF_RT] = NULL;
+
+ if (dpu_kms->hw_mdp)
+ dpu_hw_mdp_destroy(dpu_kms->hw_mdp);
+ dpu_kms->hw_mdp = NULL;
if (dpu_kms->mmio)
devm_iounmap(&dpu_kms->pdev->dev, dpu_kms->mmio);
@@ -699,129 +719,7 @@
dpu_kms = to_dpu_kms(kms);
- dpu_dbg_destroy();
_dpu_kms_hw_destroy(dpu_kms);
-}
-
-static int dpu_kms_pm_suspend(struct device *dev)
-{
- struct drm_device *ddev;
- struct drm_modeset_acquire_ctx ctx;
- struct drm_atomic_state *state;
- struct dpu_kms *dpu_kms;
- int ret = 0, num_crtcs = 0;
-
- if (!dev)
- return -EINVAL;
-
- ddev = dev_get_drvdata(dev);
- if (!ddev || !ddev_to_msm_kms(ddev))
- return -EINVAL;
-
- dpu_kms = to_dpu_kms(ddev_to_msm_kms(ddev));
-
- /* disable hot-plug polling */
- drm_kms_helper_poll_disable(ddev);
-
- /* acquire modeset lock(s) */
- drm_modeset_acquire_init(&ctx, 0);
-
-retry:
- DPU_ATRACE_BEGIN("kms_pm_suspend");
-
- ret = drm_modeset_lock_all_ctx(ddev, &ctx);
- if (ret)
- goto unlock;
-
- /* save current state for resume */
- if (dpu_kms->suspend_state)
- drm_atomic_state_put(dpu_kms->suspend_state);
- dpu_kms->suspend_state = drm_atomic_helper_duplicate_state(ddev, &ctx);
- if (IS_ERR_OR_NULL(dpu_kms->suspend_state)) {
- DRM_ERROR("failed to back up suspend state\n");
- dpu_kms->suspend_state = NULL;
- goto unlock;
- }
-
- /* create atomic state to disable all CRTCs */
- state = drm_atomic_state_alloc(ddev);
- if (IS_ERR_OR_NULL(state)) {
- DRM_ERROR("failed to allocate crtc disable state\n");
- goto unlock;
- }
-
- state->acquire_ctx = &ctx;
-
- /* check for nothing to do */
- if (num_crtcs == 0) {
- DRM_DEBUG("all crtcs are already in the off state\n");
- drm_atomic_state_put(state);
- goto suspended;
- }
-
- /* commit the "disable all" state */
- ret = drm_atomic_commit(state);
- if (ret < 0) {
- DRM_ERROR("failed to disable crtcs, %d\n", ret);
- drm_atomic_state_put(state);
- goto unlock;
- }
-
-suspended:
- dpu_kms->suspend_block = true;
-
-unlock:
- if (ret == -EDEADLK) {
- drm_modeset_backoff(&ctx);
- goto retry;
- }
- drm_modeset_drop_locks(&ctx);
- drm_modeset_acquire_fini(&ctx);
-
- DPU_ATRACE_END("kms_pm_suspend");
- return 0;
-}
-
-static int dpu_kms_pm_resume(struct device *dev)
-{
- struct drm_device *ddev;
- struct dpu_kms *dpu_kms;
- int ret;
-
- if (!dev)
- return -EINVAL;
-
- ddev = dev_get_drvdata(dev);
- if (!ddev || !ddev_to_msm_kms(ddev))
- return -EINVAL;
-
- dpu_kms = to_dpu_kms(ddev_to_msm_kms(ddev));
-
- DPU_ATRACE_BEGIN("kms_pm_resume");
-
- drm_mode_config_reset(ddev);
-
- drm_modeset_lock_all(ddev);
-
- dpu_kms->suspend_block = false;
-
- if (dpu_kms->suspend_state) {
- dpu_kms->suspend_state->acquire_ctx =
- ddev->mode_config.acquire_ctx;
- ret = drm_atomic_commit(dpu_kms->suspend_state);
- if (ret < 0) {
- DRM_ERROR("failed to restore state, %d\n", ret);
- drm_atomic_state_put(dpu_kms->suspend_state);
- }
- dpu_kms->suspend_state = NULL;
- }
- drm_modeset_unlock_all(ddev);
-
- /* enable hot-plug polling */
- drm_kms_helper_poll_enable(ddev);
-
- DPU_ATRACE_END("kms_pm_resume");
- return 0;
}
static void _dpu_kms_set_encoder_mode(struct msm_kms *kms,
@@ -838,18 +736,63 @@
info.capabilities = cmd_mode ? MSM_DISPLAY_CAP_CMD_MODE :
MSM_DISPLAY_CAP_VID_MODE;
- /* TODO: No support for DSI swap */
- for (i = 0; i < ARRAY_SIZE(priv->dsi); i++) {
- if (priv->dsi[i]) {
- info.h_tile_instance[info.num_of_h_tiles] = i;
- info.num_of_h_tiles++;
+ switch (info.intf_type) {
+ case DRM_MODE_ENCODER_DSI:
+ /* TODO: No support for DSI swap */
+ for (i = 0; i < ARRAY_SIZE(priv->dsi); i++) {
+ if (priv->dsi[i]) {
+ info.h_tile_instance[info.num_of_h_tiles] = i;
+ info.num_of_h_tiles++;
+ }
}
- }
+ break;
+ case DRM_MODE_ENCODER_TMDS:
+ info.num_of_h_tiles = 1;
+ break;
+ };
rc = dpu_encoder_setup(encoder->dev, encoder, &info);
if (rc)
DPU_ERROR("failed to setup DPU encoder %d: rc:%d\n",
encoder->base.id, rc);
+}
+
+static irqreturn_t dpu_irq(struct msm_kms *kms)
+{
+ struct dpu_kms *dpu_kms = to_dpu_kms(kms);
+
+ return dpu_core_irq(dpu_kms);
+}
+
+static void dpu_irq_preinstall(struct msm_kms *kms)
+{
+ struct dpu_kms *dpu_kms = to_dpu_kms(kms);
+
+ dpu_core_irq_preinstall(dpu_kms);
+}
+
+static int dpu_irq_postinstall(struct msm_kms *kms)
+{
+ struct msm_drm_private *priv;
+ struct dpu_kms *dpu_kms = to_dpu_kms(kms);
+
+ if (!dpu_kms || !dpu_kms->dev)
+ return -EINVAL;
+
+ priv = dpu_kms->dev->dev_private;
+ if (!priv)
+ return -EINVAL;
+
+ msm_dp_irq_postinstall(priv->dp);
+
+ return 0;
+}
+
+static void dpu_irq_uninstall(struct msm_kms *kms)
+{
+ struct dpu_kms *dpu_kms = to_dpu_kms(kms);
+
+ dpu_core_irq_uninstall(dpu_kms);
}
static const struct msm_kms_funcs kms_funcs = {
@@ -858,17 +801,18 @@
.irq_postinstall = dpu_irq_postinstall,
.irq_uninstall = dpu_irq_uninstall,
.irq = dpu_irq,
+ .enable_commit = dpu_kms_enable_commit,
+ .disable_commit = dpu_kms_disable_commit,
+ .vsync_time = dpu_kms_vsync_time,
.prepare_commit = dpu_kms_prepare_commit,
- .commit = dpu_kms_commit,
+ .flush_commit = dpu_kms_flush_commit,
+ .wait_flush = dpu_kms_wait_flush,
.complete_commit = dpu_kms_complete_commit,
- .wait_for_crtc_commit_done = dpu_kms_wait_for_commit_done,
.enable_vblank = dpu_kms_enable_vblank,
.disable_vblank = dpu_kms_disable_vblank,
.check_modified_format = dpu_format_check_modified_format,
.get_format = dpu_get_msm_format,
.round_pixclk = dpu_kms_round_pixclk,
- .pm_suspend = dpu_kms_pm_suspend,
- .pm_resume = dpu_kms_pm_resume,
.destroy = dpu_kms_destroy,
.set_encoder_mode = _dpu_kms_set_encoder_mode,
#ifdef CONFIG_DEBUG_FS
@@ -876,57 +820,46 @@
#endif
};
-/* the caller api needs to turn on clock before calling it */
-static inline void _dpu_kms_core_hw_rev_init(struct dpu_kms *dpu_kms)
-{
- dpu_kms->core_rev = readl_relaxed(dpu_kms->mmio + 0x0);
-}
-
-static int _dpu_kms_mmu_destroy(struct dpu_kms *dpu_kms)
+static void _dpu_kms_mmu_destroy(struct dpu_kms *dpu_kms)
{
struct msm_mmu *mmu;
+ if (!dpu_kms->base.aspace)
+ return;
+
mmu = dpu_kms->base.aspace->mmu;
- mmu->funcs->detach(mmu, (const char **)iommu_ports,
- ARRAY_SIZE(iommu_ports));
+ mmu->funcs->detach(mmu);
msm_gem_address_space_put(dpu_kms->base.aspace);
- return 0;
+ dpu_kms->base.aspace = NULL;
}
static int _dpu_kms_mmu_init(struct dpu_kms *dpu_kms)
{
struct iommu_domain *domain;
struct msm_gem_address_space *aspace;
- int ret;
+ struct msm_mmu *mmu;
domain = iommu_domain_alloc(&platform_bus_type);
if (!domain)
return 0;
- aspace = msm_gem_address_space_create(dpu_kms->dev->dev,
- domain, "dpu1");
+ mmu = msm_iommu_new(dpu_kms->dev->dev, domain);
+ if (IS_ERR(mmu)) {
+ iommu_domain_free(domain);
+ return PTR_ERR(mmu);
+ }
+ aspace = msm_gem_address_space_create(mmu, "dpu1",
+ 0x1000, 0x100000000 - 0x1000);
+
if (IS_ERR(aspace)) {
- ret = PTR_ERR(aspace);
- goto fail;
+ mmu->funcs->destroy(mmu);
+ return PTR_ERR(aspace);
}
dpu_kms->base.aspace = aspace;
-
- ret = aspace->mmu->funcs->attach(aspace->mmu, iommu_ports,
- ARRAY_SIZE(iommu_ports));
- if (ret) {
- DPU_ERROR("failed to attach iommu %d\n", ret);
- msm_gem_address_space_put(aspace);
- goto fail;
- }
-
return 0;
-fail:
- _dpu_kms_mmu_destroy(dpu_kms);
-
- return ret;
}
static struct dss_clk *_dpu_kms_get_clk(struct dpu_kms *dpu_kms,
@@ -954,47 +887,25 @@
return clk_get_rate(clk->clk);
}
-static void dpu_kms_handle_power_event(u32 event_type, void *usr)
-{
- struct dpu_kms *dpu_kms = usr;
-
- if (!dpu_kms)
- return;
-
- if (event_type == DPU_POWER_EVENT_POST_ENABLE)
- dpu_vbif_init_memtypes(dpu_kms);
-}
-
static int dpu_kms_hw_init(struct msm_kms *kms)
{
struct dpu_kms *dpu_kms;
struct drm_device *dev;
- struct msm_drm_private *priv;
int i, rc = -EINVAL;
if (!kms) {
DPU_ERROR("invalid kms\n");
- goto end;
+ return rc;
}
dpu_kms = to_dpu_kms(kms);
dev = dpu_kms->dev;
- if (!dev) {
- DPU_ERROR("invalid device\n");
- goto end;
- }
- rc = dpu_dbg_init(&dpu_kms->pdev->dev);
- if (rc) {
- DRM_ERROR("failed to init dpu dbg: %d\n", rc);
- goto end;
- }
+ rc = dpu_kms_global_obj_init(dpu_kms);
+ if (rc)
+ return rc;
- priv = dev->dev_private;
- if (!priv) {
- DPU_ERROR("invalid private data\n");
- goto dbg_destroy;
- }
+ atomic_set(&dpu_kms->bandwidth_ref, 0);
dpu_kms->mmio = msm_ioremap(dpu_kms->pdev, "mdp", "mdp");
if (IS_ERR(dpu_kms->mmio)) {
@@ -1004,7 +915,6 @@
goto error;
}
DRM_DEBUG("mapped dpu address space @%pK\n", dpu_kms->mmio);
- dpu_kms->mmio_len = dpu_iomap_size(dpu_kms->pdev, "mdp");
dpu_kms->vbif[VBIF_RT] = msm_ioremap(dpu_kms->pdev, "vbif", "vbif");
if (IS_ERR(dpu_kms->vbif[VBIF_RT])) {
@@ -1013,38 +923,25 @@
dpu_kms->vbif[VBIF_RT] = NULL;
goto error;
}
- dpu_kms->vbif_len[VBIF_RT] = dpu_iomap_size(dpu_kms->pdev, "vbif");
- dpu_kms->vbif[VBIF_NRT] = msm_ioremap(dpu_kms->pdev, "vbif_nrt", "vbif_nrt");
+ dpu_kms->vbif[VBIF_NRT] = msm_ioremap_quiet(dpu_kms->pdev, "vbif_nrt", "vbif_nrt");
if (IS_ERR(dpu_kms->vbif[VBIF_NRT])) {
dpu_kms->vbif[VBIF_NRT] = NULL;
DPU_DEBUG("VBIF NRT is not defined");
- } else {
- dpu_kms->vbif_len[VBIF_NRT] = dpu_iomap_size(dpu_kms->pdev,
- "vbif_nrt");
}
- dpu_kms->reg_dma = msm_ioremap(dpu_kms->pdev, "regdma", "regdma");
+ dpu_kms->reg_dma = msm_ioremap_quiet(dpu_kms->pdev, "regdma", "regdma");
if (IS_ERR(dpu_kms->reg_dma)) {
dpu_kms->reg_dma = NULL;
DPU_DEBUG("REG_DMA is not defined");
- } else {
- dpu_kms->reg_dma_len = dpu_iomap_size(dpu_kms->pdev, "regdma");
}
- dpu_kms->core_client = dpu_power_client_create(&dpu_kms->phandle,
- "core");
- if (IS_ERR_OR_NULL(dpu_kms->core_client)) {
- rc = PTR_ERR(dpu_kms->core_client);
- if (!dpu_kms->core_client)
- rc = -EINVAL;
- DPU_ERROR("dpu power client create failed: %d\n", rc);
- dpu_kms->core_client = NULL;
+ dpu_kms_parse_data_bus_icc_path(dpu_kms);
+
+ rc = pm_runtime_resume_and_get(&dpu_kms->pdev->dev);
+ if (rc < 0)
goto error;
- }
- pm_runtime_get_sync(&dpu_kms->pdev->dev);
-
- _dpu_kms_core_hw_rev_init(dpu_kms);
+ dpu_kms->core_rev = readl_relaxed(dpu_kms->mmio + 0x0);
pr_info("dpu hardware revision:0x%x\n", dpu_kms->core_rev);
@@ -1058,8 +955,6 @@
goto power_error;
}
- dpu_dbg_init_dbg_buses(dpu_kms->core_rev);
-
/*
* Now we need to read the HW catalog and initialize resources such as
* clocks, regulators, GDSC/MMAGIC, ioremap the register ranges etc
@@ -1070,8 +965,7 @@
goto power_error;
}
- rc = dpu_rm_init(&dpu_kms->rm, dpu_kms->catalog, dpu_kms->mmio,
- dpu_kms->dev);
+ rc = dpu_rm_init(&dpu_kms->rm, dpu_kms->catalog, dpu_kms->mmio);
if (rc) {
DPU_ERROR("rm init failed: %d\n", rc);
goto power_error;
@@ -1079,11 +973,10 @@
dpu_kms->rm_init = true;
- dpu_kms->hw_mdp = dpu_rm_get_mdp(&dpu_kms->rm);
- if (IS_ERR_OR_NULL(dpu_kms->hw_mdp)) {
+ dpu_kms->hw_mdp = dpu_hw_mdptop_init(MDP_TOP, dpu_kms->mmio,
+ dpu_kms->catalog);
+ if (IS_ERR(dpu_kms->hw_mdp)) {
rc = PTR_ERR(dpu_kms->hw_mdp);
- if (!dpu_kms->hw_mdp)
- rc = -EINVAL;
DPU_ERROR("failed to get hw_mdp: %d\n", rc);
dpu_kms->hw_mdp = NULL;
goto power_error;
@@ -1092,7 +985,7 @@
for (i = 0; i < dpu_kms->catalog->vbif_count; i++) {
u32 vbif_idx = dpu_kms->catalog->vbif[i].id;
- dpu_kms->hw_vbif[i] = dpu_hw_vbif_init(vbif_idx,
+ dpu_kms->hw_vbif[vbif_idx] = dpu_hw_vbif_init(vbif_idx,
dpu_kms->vbif[vbif_idx], dpu_kms->catalog);
if (IS_ERR_OR_NULL(dpu_kms->hw_vbif[vbif_idx])) {
rc = PTR_ERR(dpu_kms->hw_vbif[vbif_idx]);
@@ -1105,7 +998,6 @@
}
rc = dpu_core_perf_init(&dpu_kms->perf, dev, dpu_kms->catalog,
- &dpu_kms->phandle,
_dpu_kms_get_clk(dpu_kms, "core"));
if (rc) {
DPU_ERROR("failed to init perf %d\n", rc);
@@ -1118,16 +1010,6 @@
DPU_ERROR("hw_intr init failed: %d\n", rc);
dpu_kms->hw_intr = NULL;
goto hw_intr_init_err;
- }
-
- /*
- * _dpu_kms_drm_obj_init should create the DRM related objects
- * i.e. CRTCs, planes, encoders, connectors and so forth
- */
- rc = _dpu_kms_drm_obj_init(dpu_kms);
- if (rc) {
- DPU_ERROR("modeset init failed: %d\n", rc);
- goto drm_obj_init_err;
}
dev->mode_config.min_width = 0;
@@ -1147,13 +1029,16 @@
dev->mode_config.allow_fb_modifiers = true;
/*
- * Handle (re)initializations during power enable
+ * _dpu_kms_drm_obj_init should create the DRM related objects
+ * i.e. CRTCs, planes, encoders, connectors and so forth
*/
- dpu_kms_handle_power_event(DPU_POWER_EVENT_POST_ENABLE, dpu_kms);
- dpu_kms->power_event = dpu_power_handle_register_event(
- &dpu_kms->phandle,
- DPU_POWER_EVENT_POST_ENABLE,
- dpu_kms_handle_power_event, dpu_kms, "kms");
+ rc = _dpu_kms_drm_obj_init(dpu_kms);
+ if (rc) {
+ DPU_ERROR("modeset init failed: %d\n", rc);
+ goto drm_obj_init_err;
+ }
+
+ dpu_vbif_init_memtypes(dpu_kms);
pm_runtime_put_sync(&dpu_kms->pdev->dev);
@@ -1167,9 +1052,7 @@
pm_runtime_put_sync(&dpu_kms->pdev->dev);
error:
_dpu_kms_hw_destroy(dpu_kms);
-dbg_destroy:
- dpu_dbg_destroy();
-end:
+
return rc;
}
@@ -1179,7 +1062,7 @@
struct dpu_kms *dpu_kms;
int irq;
- if (!dev || !dev->dev_private) {
+ if (!dev) {
DPU_ERROR("drm device node invalid\n");
return ERR_PTR(-EINVAL);
}
@@ -1210,14 +1093,25 @@
if (!dpu_kms)
return -ENOMEM;
+ dpu_kms->opp_table = dev_pm_opp_set_clkname(dev, "core");
+ if (IS_ERR(dpu_kms->opp_table))
+ return PTR_ERR(dpu_kms->opp_table);
+ /* OPP table is optional */
+ ret = dev_pm_opp_of_add_table(dev);
+ if (!ret) {
+ dpu_kms->has_opp_table = true;
+ } else if (ret != -ENODEV) {
+ dev_err(dev, "invalid OPP table in device tree\n");
+ dev_pm_opp_put_clkname(dpu_kms->opp_table);
+ return ret;
+ }
+
mp = &dpu_kms->mp;
ret = msm_dss_parse_clock(pdev, mp);
if (ret) {
DPU_ERROR("failed to parse clocks, ret=%d\n", ret);
- return ret;
+ goto err;
}
-
- dpu_power_resource_init(pdev, &dpu_kms->phandle);
platform_set_drvdata(pdev, dpu_kms);
@@ -1230,6 +1124,11 @@
priv->kms = &dpu_kms->base;
return ret;
+err:
+ if (dpu_kms->has_opp_table)
+ dev_pm_opp_of_remove_table(dev);
+ dev_pm_opp_put_clkname(dpu_kms->opp_table);
+ return ret;
}
static void dpu_unbind(struct device *dev, struct device *master, void *data)
@@ -1238,13 +1137,16 @@
struct dpu_kms *dpu_kms = platform_get_drvdata(pdev);
struct dss_module_power *mp = &dpu_kms->mp;
- dpu_power_resource_deinit(pdev, &dpu_kms->phandle);
msm_dss_put_clk(mp->clk_config, mp->num_clk);
devm_kfree(&pdev->dev, mp->clk_config);
mp->num_clk = 0;
if (dpu_kms->rpm_enabled)
pm_runtime_disable(&pdev->dev);
+
+ if (dpu_kms->has_opp_table)
+ dev_pm_opp_of_remove_table(dev);
+ dev_pm_opp_put_clkname(dpu_kms->opp_table);
}
static const struct component_ops dpu_ops = {
@@ -1265,28 +1167,20 @@
static int __maybe_unused dpu_runtime_suspend(struct device *dev)
{
- int rc = -1;
+ int i, rc = -1;
struct platform_device *pdev = to_platform_device(dev);
struct dpu_kms *dpu_kms = platform_get_drvdata(pdev);
- struct drm_device *ddev;
struct dss_module_power *mp = &dpu_kms->mp;
- ddev = dpu_kms->dev;
- if (!ddev) {
- DPU_ERROR("invalid drm_device\n");
- goto exit;
- }
-
- rc = dpu_power_resource_enable(&dpu_kms->phandle,
- dpu_kms->core_client, false);
- if (rc)
- DPU_ERROR("resource disable failed: %d\n", rc);
-
+ /* Drop the performance state vote */
+ dev_pm_opp_set_rate(dev, 0);
rc = msm_dss_enable_clk(mp->clk_config, mp->num_clk, false);
if (rc)
DPU_ERROR("clock disable failed rc:%d\n", rc);
-exit:
+ for (i = 0; i < dpu_kms->num_paths; i++)
+ icc_set_bw(dpu_kms->path[i], 0, 0);
+
return rc;
}
@@ -1295,36 +1189,41 @@
int rc = -1;
struct platform_device *pdev = to_platform_device(dev);
struct dpu_kms *dpu_kms = platform_get_drvdata(pdev);
+ struct drm_encoder *encoder;
struct drm_device *ddev;
struct dss_module_power *mp = &dpu_kms->mp;
+ int i;
ddev = dpu_kms->dev;
- if (!ddev) {
- DPU_ERROR("invalid drm_device\n");
- goto exit;
- }
+
+ WARN_ON(!(dpu_kms->num_paths));
+ /* Min vote of BW is required before turning on AXI clk */
+ for (i = 0; i < dpu_kms->num_paths; i++)
+ icc_set_bw(dpu_kms->path[i], 0, Bps_to_icc(MIN_IB_BW));
rc = msm_dss_enable_clk(mp->clk_config, mp->num_clk, true);
if (rc) {
DPU_ERROR("clock enable failed rc:%d\n", rc);
- goto exit;
+ return rc;
}
- rc = dpu_power_resource_enable(&dpu_kms->phandle,
- dpu_kms->core_client, true);
- if (rc)
- DPU_ERROR("resource enable failed: %d\n", rc);
+ dpu_vbif_init_memtypes(dpu_kms);
-exit:
+ drm_for_each_encoder(encoder, ddev)
+ dpu_encoder_virt_runtime_resume(encoder);
+
return rc;
}
static const struct dev_pm_ops dpu_pm_ops = {
SET_RUNTIME_PM_OPS(dpu_runtime_suspend, dpu_runtime_resume, NULL)
+ SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
+ pm_runtime_force_resume)
};
static const struct of_device_id dpu_dt_match[] = {
{ .compatible = "qcom,sdm845-dpu", },
+ { .compatible = "qcom,sc7180-dpu", },
{}
};
MODULE_DEVICE_TABLE(of, dpu_dt_match);
--
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