From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h | 191 +++++++----------------------------------------
1 files changed, 28 insertions(+), 163 deletions(-)
diff --git a/kernel/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h b/kernel/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
index e87109e..cec3474 100644
--- a/kernel/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
+++ b/kernel/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
@@ -1,19 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2015-2018 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/>.
*/
#ifndef _DPU_CRTC_H_
@@ -83,15 +72,15 @@
/**
* struct dpu_crtc_mixer: stores the map for each virtual pipeline in the CRTC
* @hw_lm: LM HW Driver context
- * @hw_ctl: CTL Path HW driver context
- * @encoder: Encoder attached to this lm & ctl
+ * @lm_ctl: CTL Path HW driver context
+ * @lm_dspp: DSPP HW driver context
* @mixer_op_mode: mixer blending operation mode
* @flush_mask: mixer flush mask for ctl, mixer and pipe
*/
struct dpu_crtc_mixer {
struct dpu_hw_mixer *hw_lm;
- struct dpu_hw_ctl *hw_ctl;
- struct drm_encoder *encoder;
+ struct dpu_hw_ctl *lm_ctl;
+ struct dpu_hw_dspp *hw_dspp;
u32 mixer_op_mode;
u32 flush_mask;
};
@@ -121,11 +110,6 @@
* struct dpu_crtc - virtualized CRTC data structure
* @base : Base drm crtc structure
* @name : ASCII description of this crtc
- * @num_ctls : Number of ctl paths in use
- * @num_mixers : Number of mixers in use
- * @mixers_swapped: Whether the mixers have been swapped for left/right update
- * especially in the case of DSC Merge.
- * @mixers : List of active mixers
* @event : Pointer to last received drm vblank event. If there is a
* pending vblank event, this will be non-null.
* @vsync_count : Running count of received vsync events
@@ -137,8 +121,6 @@
* @vblank_cb_count : count of vblank callback since last reset
* @play_count : frame count between crtc enable and disable
* @vblank_cb_time : ktime at vblank count reset
- * @vblank_requested : whether the user has requested vblank events
- * @suspend : whether or not a suspend operation is in progress
* @enabled : whether the DPU CRTC is currently enabled. updated in the
* commit-thread, not state-swap time which is earlier, so
* safe to make decisions on during VBLANK on/off work
@@ -147,7 +129,6 @@
* @dirty_list : list of color processing features are dirty
* @ad_dirty: list containing ad properties that are dirty
* @ad_active: list containing ad properties that are active
- * @crtc_lock : crtc lock around create, destroy and access.
* @frame_pending : Whether or not an update is pending
* @frame_events : static allocation of in-flight frame events
* @frame_event_list : available frame event list
@@ -156,26 +137,12 @@
* @event_thread : Pointer to event handler thread
* @event_worker : Event worker queue
* @event_lock : Spinlock around event handling code
- * @misr_enable : boolean entry indicates misr enable/disable status.
- * @misr_frame_count : misr frame count provided by client
- * @misr_data : store misr data before turning off the clocks.
* @phandle: Pointer to power handler
- * @power_event : registered power event handle
* @cur_perf : current performance committed to clock/bandwidth driver
- * @rp_lock : serialization lock for resource pool
- * @rp_head : list of active resource pool
- * @scl3_cfg_lut : qseed3 lut config
*/
struct dpu_crtc {
struct drm_crtc base;
char name[DPU_CRTC_NAME_SIZE];
-
- /* HW Resources reserved for the crtc */
- u32 num_ctls;
- u32 num_mixers;
- bool mixers_swapped;
- struct dpu_crtc_mixer mixers[CRTC_DUAL_MIXERS];
- struct dpu_hw_scaler3_lut_cfg *scl3_lut_cfg;
struct drm_pending_vblank_event *event;
u32 vsync_count;
@@ -186,8 +153,6 @@
u32 vblank_cb_count;
u64 play_count;
ktime_t vblank_cb_time;
- bool vblank_requested;
- bool suspend;
bool enabled;
struct list_head feature_list;
@@ -195,8 +160,6 @@
struct list_head dirty_list;
struct list_head ad_dirty;
struct list_head ad_active;
-
- struct mutex crtc_lock;
atomic_t frame_pending;
struct dpu_crtc_frame_event frame_events[DPU_CRTC_FRAME_EVENT_SIZE];
@@ -206,17 +169,8 @@
/* for handling internal event thread */
spinlock_t event_lock;
- bool misr_enable;
- u32 misr_frame_count;
- u32 misr_data[CRTC_DUAL_MIXERS];
-
- struct dpu_power_handle *phandle;
- struct dpu_power_event *power_event;
struct dpu_core_perf_params cur_perf;
-
- struct mutex rp_lock;
- struct list_head rp_head;
struct dpu_crtc_smmu_state_data smmu_state;
};
@@ -224,59 +178,8 @@
#define to_dpu_crtc(x) container_of(x, struct dpu_crtc, base)
/**
- * struct dpu_crtc_res_ops - common operations for crtc resources
- * @get: get given resource
- * @put: put given resource
- */
-struct dpu_crtc_res_ops {
- void *(*get)(void *val, u32 type, u64 tag);
- void (*put)(void *val);
-};
-
-#define DPU_CRTC_RES_FLAG_FREE BIT(0)
-
-/**
- * struct dpu_crtc_res - definition of crtc resources
- * @list: list of crtc resource
- * @type: crtc resource type
- * @tag: unique identifier per type
- * @refcount: reference/usage count
- * @ops: callback operations
- * @val: resource handle associated with type/tag
- * @flags: customization flags
- */
-struct dpu_crtc_res {
- struct list_head list;
- u32 type;
- u64 tag;
- atomic_t refcount;
- struct dpu_crtc_res_ops ops;
- void *val;
- u32 flags;
-};
-
-/**
- * dpu_crtc_respool - crtc resource pool
- * @rp_lock: pointer to serialization lock
- * @rp_head: pointer to head of active resource pools of this crtc
- * @rp_list: list of crtc resource pool
- * @sequence_id: sequence identifier, incremented per state duplication
- * @res_list: list of resource managed by this resource pool
- * @ops: resource operations for parent resource pool
- */
-struct dpu_crtc_respool {
- struct mutex *rp_lock;
- struct list_head *rp_head;
- struct list_head rp_list;
- u32 sequence_id;
- struct list_head res_list;
- struct dpu_crtc_res_ops ops;
-};
-
-/**
* struct dpu_crtc_state - dpu container for atomic crtc state
* @base: Base drm crtc state structure
- * @is_ppsplit : Whether current topology requires PPSplit special handling
* @bw_control : true if bw/clk controlled by core bw/clk properties
* @bw_split_vote : true if bw controlled by llcc/dram bw properties
* @lm_bounds : LM boundaries based on current mode full resolution, no ROI.
@@ -285,55 +188,32 @@
* @property_values: Current crtc property values
* @input_fence_timeout_ns : Cached input fence timeout, in ns
* @new_perf: new performance state being requested
+ * @num_mixers : Number of mixers in use
+ * @mixers : List of active mixers
+ * @num_ctls : Number of ctl paths in use
+ * @hw_ctls : List of active ctl paths
*/
struct dpu_crtc_state {
struct drm_crtc_state base;
bool bw_control;
bool bw_split_vote;
-
- bool is_ppsplit;
struct drm_rect lm_bounds[CRTC_DUAL_MIXERS];
uint64_t input_fence_timeout_ns;
struct dpu_core_perf_params new_perf;
- struct dpu_crtc_respool rp;
+
+ /* HW Resources reserved for the crtc */
+ u32 num_mixers;
+ struct dpu_crtc_mixer mixers[CRTC_DUAL_MIXERS];
+
+ u32 num_ctls;
+ struct dpu_hw_ctl *hw_ctls[CRTC_DUAL_MIXERS];
};
#define to_dpu_crtc_state(x) \
container_of(x, struct dpu_crtc_state, base)
-
-/**
- * dpu_crtc_get_mixer_width - get the mixer width
- * Mixer width will be same as panel width(/2 for split)
- */
-static inline int dpu_crtc_get_mixer_width(struct dpu_crtc *dpu_crtc,
- struct dpu_crtc_state *cstate, struct drm_display_mode *mode)
-{
- u32 mixer_width;
-
- if (!dpu_crtc || !cstate || !mode)
- return 0;
-
- mixer_width = (dpu_crtc->num_mixers == CRTC_DUAL_MIXERS ?
- mode->hdisplay / CRTC_DUAL_MIXERS : mode->hdisplay);
-
- return mixer_width;
-}
-
-/**
- * dpu_crtc_get_mixer_height - get the mixer height
- * Mixer height will be same as panel height
- */
-static inline int dpu_crtc_get_mixer_height(struct dpu_crtc *dpu_crtc,
- struct dpu_crtc_state *cstate, struct drm_display_mode *mode)
-{
- if (!dpu_crtc || !cstate || !mode)
- return 0;
-
- return mode->vdisplay;
-}
/**
* dpu_crtc_frame_pending - retun the number of pending frames
@@ -341,13 +221,7 @@
*/
static inline int dpu_crtc_frame_pending(struct drm_crtc *crtc)
{
- struct dpu_crtc *dpu_crtc;
-
- if (!crtc)
- return -EINVAL;
-
- dpu_crtc = to_dpu_crtc(crtc);
- return atomic_read(&dpu_crtc->frame_pending);
+ return crtc ? atomic_read(&to_dpu_crtc(crtc)->frame_pending) : -EINVAL;
}
/**
@@ -358,6 +232,12 @@
int dpu_crtc_vblank(struct drm_crtc *crtc, bool en);
/**
+ * dpu_crtc_vblank_callback - called on vblank irq, issues completion events
+ * @crtc: Pointer to drm crtc object
+ */
+void dpu_crtc_vblank_callback(struct drm_crtc *crtc);
+
+/**
* dpu_crtc_commit_kickoff - trigger kickoff of the commit for this crtc
* @crtc: Pointer to drm crtc object
*/
@@ -366,18 +246,18 @@
/**
* dpu_crtc_complete_commit - callback signalling completion of current commit
* @crtc: Pointer to drm crtc object
- * @old_state: Pointer to drm crtc old state object
*/
-void dpu_crtc_complete_commit(struct drm_crtc *crtc,
- struct drm_crtc_state *old_state);
+void dpu_crtc_complete_commit(struct drm_crtc *crtc);
/**
* dpu_crtc_init - create a new crtc object
* @dev: dpu device
* @plane: base plane
+ * @cursor: cursor plane
* @Return: new crtc object or error
*/
-struct drm_crtc *dpu_crtc_init(struct drm_device *dev, struct drm_plane *plane);
+struct drm_crtc *dpu_crtc_init(struct drm_device *dev, struct drm_plane *plane,
+ struct drm_plane *cursor);
/**
* dpu_crtc_register_custom_event - api for enabling/disabling crtc event
@@ -402,22 +282,7 @@
static inline enum dpu_crtc_client_type dpu_crtc_get_client_type(
struct drm_crtc *crtc)
{
- struct dpu_crtc_state *cstate =
- crtc ? to_dpu_crtc_state(crtc->state) : NULL;
-
- if (!cstate)
- return NRT_CLIENT;
-
- return RT_CLIENT;
-}
-
-/**
- * dpu_crtc_is_enabled - check if dpu crtc is enabled or not
- * @crtc: Pointer to crtc
- */
-static inline bool dpu_crtc_is_enabled(struct drm_crtc *crtc)
-{
- return crtc ? crtc->enabled : false;
+ return crtc && crtc->state ? RT_CLIENT : NRT_CLIENT;
}
#endif /* _DPU_CRTC_H_ */
--
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