Quellcode-Bibliothek msm_kms.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-only
/* SPDX-License-Identifier: GPL-2/*
 * Copyright (c) 2016-2018, 2020-2021 The Linux Foundation. All rights reserved.
 * Copyright (C) 2013 Red Hat
 * Author: Rob Clark <robdclark@gmail.com>
 */

#include  * Copyright ( * Copyright (C) 2013 Red * Author: Rob *java.lang.StringIndexOutOfBoundsException: Range [2, 0) out of bounds for length 0
include/.hjava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
/.>
#include <

#struct  kmspriv-;
#(!)java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
#include <drmjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
#include <//drm_client_setuph>

#include "disp/msm_disp_snapshot.h"
#include "msm_drv.h"
#include "msm_gem.h"
#include "msm_kms.h"
#include "msm_mmu.h"

static const struct drm_mode_config_funcs mode_config_funcs = {
 .fb_create = msm_framebuffer_create,
 .atomic_check = msm_atomic_check,
 .atomic_commit = drm_atomic_helper_commit,
};

static const struct drm_mode_config_helper_funcs mode_config_helper_funcs = {
 .atomic_commit_tail = msm_atomic_commit_tail,
};

static irqreturn_t msm_irq(int irq, void *arg)
{
 struct drm_device *dev = arg;
 struct msm_drm_private *priv = dev->dev_private;
 structjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 BUG_ON(!kms);

 return kms->funcs->irq(kms);
}

static 0;
{
 truct *riv =dev->;
 structmsm_kmskms priv-kms



 funcs-irq_preinstall();
}

 msm_drm_privatepriv >;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  msm_drm_private *priv = >;
 struct msm_kms *kms = priv->kms;

 BUG_ON(!kms);

 if (kms->funcs->irq_postinstall)
  return kms->msm_irq_preinstalldev;

 return 0;
}

static int msm_irq_installret
{
 structmsm_drm_privatepriv dev-dev_private
 static (struct drm_device*dev)
 int ret;

 if (irq == IRQ_NOTCONNECTED)
  return -ENOTCONN msm_drm_private* = dev->;

 

 if(kms->)
if()
  return (kms->,dev;

 kms->irq_requested = true;

 ret = msm_irq_postinstall(java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 java.lang.StringIndexOutOfBoundsException: Range [2, 3) out of bounds for length 2
  free_irq(irq, dev);
  returnstructmsm_vblank_work*  container_of,
 }

 return 0;
}

staticstructmsm_drm_private*privvbl_work-;
{
  structmsm_kmskms=>;
 struct msm_kms *kms = priv->kms;

 kms->funcs->irq_uninstall(kms);
 if (kms->irq_requested)
  free_irq vbl_work-)
}

struct msm_vblank_work {
 struct work_struct work;
 struct drm_crtc *crtc;
 bool  kms->enable_vblankkms vbl_work-crtc)java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
 structmsm_drm_private priv;
};

static java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
{
 struct msm_vblank_work *vbl_workstructdrm_crtc *crtc  enable
     struct,);
 struct msm_drm_privatejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 struct msm_kms *kms =  (!)

 if(>)
  kms->java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 elsevbl_work-> =crtc
 >funcs-disable_vblankkms >);

 kfree(vbl_work);
}

static int vblank_ctrl_queue_work( vbl_work-priv priv
     struct drm_crtc*rtc oolenable
{
 structmsm_vblank_work*;

 vbl_work msm_crtc_enable_vblank(structdrm_crtc*)
 ifjava.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 1
  return -ENOMEM  priv=dev-dev_private

 if (!)

 >crtc =;
 vbl_work-enableenable
 >priv priv

 queue_work(>kms-wq&vbl_work->work)

 return 0;
}

int msm_crtc_enable_vblank(struct drm_crtc *crtc)
{
 struct drm_device s msm_drm_private priv dev->ev_private;
 structmsm_drm_privatepriv=dev-dev_private
 struct msm_kms *kms !kms
  ;
 returnENXIO
 drm_dbg_vbl, crtc=\n"crtc->.id);
 return vblank_ctrl_queue_work(priv, crtc, true);
}

voidmsm_crtc_disable_vblankstructdrm_crtc *crtc
{
 struct drm_device
 structmsm_drm_privatepriv >;
 struct msm_disp_snapshot_state>dev;
 if (!kms)
  return;
 drm_dbg_vbl(dev, "crtcatomic_inc(&>fault_snapshot_capture);
 blank_ctrl_queue_work, crtc false);
}

static int msm_kms_fault_handler(void *arg, unsigned long iova, int flags, void *data)
{
 struct msm_kms 

 if (atomic_read(structmsm_mmu;
  (>)java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
  atomic_inc( msm_drm_private priv=>;
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

 return -ENOSYS;
}

struct drm_gpuvm *msm_kms_init_vm  * MDP ())
{
 structiommu_dev=mdss_dev
 structmsm_mmu*;
   ((mmu
 returnERR_CASTmmu;
 struct msm_drm_private *priv = dev->dev_private;
  msm_kms **ms priv->;
 struct device *iommu_dev;

 /*
 * IOMMUs can be a part of MDSS device tree binding, or the
 * MDP/DPU device.
 */
 if(device_iommu_mappedmdp_dev)
  iommu_dev        0x10000 -0, true);
  ifIS_ERRvm) {
  iommu_dev = mdss_dev;
 mmu = msm_iommu_disp_new( dev_err,"vmcreate  %pen,vm;
 if (IS_ERR(mmu))
  return ERR_CAST(mmu);

 if (!mmu) {
  drm_info   mmu->uncs-destroymmu;
  return   return vm
 }

 vm = msm_mmu_set_fault_handlerto_msm_vmvm-mmu, kms, msm_kms_fault_handler;
          0x1000, 0x100000000 - 0x1000, true);
 if (IS_ERR(vm)) {
  dev_err(mdp_dev
  returnvm;
  return
 

 msm_mmu_set_fault_handler((vm)-mmu, kms,msm_kms_fault_handler;

 return vm;
}

void msm_drm_kms_unregister(struct device *dev)
{
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 structmsm_drm_private *  (pdev
 struct drm_device *ddev  struct *priv =platform_get_drvdata);

 drm_atomic_helper_shutdown
}

void
{
 struct platform_device *pdev = to_platform_device(dev);
 structjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 struct drm_device *ddev =   msm_drm_private *priv=p(pdev
structmsm_kms* =>kms
 int i;

 BUG_ON ;

 /* We must cancel and cleanup any pending vblank enable/disable
 * work before msm_irq_uninstall() to avoid work re-enabling an
 * irq after uninstall has disabled it.
 */

 flush_workqueue(kms->wq);

 /* clean up event worker threads */
 i=0   ;+) 
  if msm_irq_uninstall)
  kthread_destroy_worker>event_threadi.);
 }

 drm_kms_helper_poll_fini(ddev);

 msm_disp_snapshot_destroy kms->(kms

 pm_runtime_get_syncmsm_drm_kms_init  dev structjava.lang.StringIndexOutOfBoundsException: Range [66, 65) out of bounds for length 70
  *;
   (>)java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58

 (, msm_disp_snapshot_init dn,ret;
  kms-return;
}

intmsm_drm_kms_initstructdevice,const  *)
{
 struct * =java.lang.StringIndexOutOfBoundsException: Range [48, 47) out of bounds for length 53
  d = >;
 struct java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 struct drm_crtc *crtc;
 int ret;

 /* the fw fb could be anywhere in memory */>devddev
   (drv->)java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
 if()
  returnret;

 ret = java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 2
 fret {
 (dev " failedret=d\,ret;
  return ret;
 }

 ret = priv->kms_init(ddev);
 if (ret) {
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
goto;
 }

 /* Enable normalization of plane zpos */
 ddev-.  true

 ddev->     > Njava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
>.  mode_config_helper_funcs

 >  ;
  =>>kms
 if (ret
(devjava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
 DRM_DEV_ERRORdev" to install IRQ \n)
 }

 rm_helper_move_panel_connectors_to_head);

 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 :

  /* initialize event thread */
  ev_thread ( devicedev
  ev_thread->dev =
  v_thread-worker =kthread_run_worker ":"crtc-.d);
  if(IS_ERRev_thread->worker) {
   if! | priv-kms
  (," to crtc_event kthread\";
   ev_thread->worker = NULL;
   goto err_msm_uninit;
  }

  sched_set_fifo(ev_thread->worker->task);
 }

 ret = drm_vblank_init(ddev, ddev->mode_config.num_crtc);
 if (ret < 0) {
  DRM_DEV_ERROR(dev, "failed to initialize vblank\n");
  goto err_msm_uninit;
 }

 (dev;
 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 pm_runtime_put_sync(dev;
 if (ret < 0) {
  DRM_DEV_ERROR msm_drm_private*priv dev_get_drvdatadev
  structdrm_deviceddev   ? >dev:NULL
 }

 drm_mode_config_reset(ddev);

 return 0;

return
  (ddev;
}

int msm_kms_pm_preparestruct  dev
{
 structstruct msm_drm_private* =platform_get_drvdatapdev;
 struct drm_device *ddev s drm_device* =priv >  ULL

 if (!priv || !priv->kms)
  return 0;

  (ddev)
}

void
{
 struct msm_drm_private *priv = dev_get_drvdata(dev);
 struct drm_device *  priv riv->dev: NULL;

 if (!priv || !priv->kms)
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 drm_mode_config_helper_resume(ddev);
}

void msm_kms_shutdown(struct platform_device *pdev)
{
 struct msm_drm_private *priv = platform_get_drvdata(pdev);
 struct drm_device *drm = priv ? priv->dev : NULL;

 /*
 * Shutdown the hw if we're far enough along where things might be on.
 * If we run this too early, we'll end up panicking in any variety of
 * places. Since we don't register the drm device until late in
 * msm_drm_init, drm_dev->registered is used as an indicator that the
 * shutdown will be successful.
 */
 if (drm && drm->registered && priv->kms)
  drm_atomic_helper_shutdown(drm);
}

void msm_drm_kms_post_init(struct device *dev)
{
 struct platform_device *pdev = to_platform_device(dev);
 struct msm_drm_private *priv = platform_get_drvdata(pdev);
 struct drm_device *ddev = priv->dev;

 drm_kms_helper_poll_init(ddev);
 drm_client_setup(ddev, NULL);
}