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Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux

Browse Source 
Pull drm fixes from Dave Airlie:
 "Nothing too major or scary.

  One i915 regression fix, nouveau has a tmds regression fix, along with
  a regression fix for the runtime pm code for optimus laptops not
  restoring the display hw correctly"

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  drm/nouveau: make sure display hardware is reinitialised on runtime resume
  drm/nouveau: punt fbcon resume out to a workqueue
  drm/nouveau: fix regression on original nv50 board
  drm/nv50/disp: fix dpms regression on certain boards
  drm/i915: Flush the PTEs after updating them before suspend
This commit is contained in:
Linus Torvalds 2014-10-03 08:31:14 -07:00
commit 80ad99da8b
8 changed files with 65 additions and 62 deletions
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14
drivers/gpu/drm/i915/i915_gem_gtt.c
View File

@ -1310,6 +1310,16 @@ void i915_check_and_clear_faults(struct drm_device *dev)
POSTING_READ(RING_FAULT_REG(&dev_priv->ring[RCS]));
}
static void i915_ggtt_flush(struct drm_i915_private *dev_priv)
{
if (INTEL_INFO(dev_priv->dev)->gen < 6) {
intel_gtt_chipset_flush();
} else {
I915_WRITE(GFX_FLSH_CNTL_GEN6, GFX_FLSH_CNTL_EN);
POSTING_READ(GFX_FLSH_CNTL_GEN6);
}
}
void i915_gem_suspend_gtt_mappings(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
@ -1326,6 +1336,8 @@ void i915_gem_suspend_gtt_mappings(struct drm_device *dev)
dev_priv->gtt.base.start,
dev_priv->gtt.base.total,
true);
i915_ggtt_flush(dev_priv);
}
void i915_gem_restore_gtt_mappings(struct drm_device *dev)
@ -1378,7 +1390,7 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev)
gen6_write_pdes(container_of(vm, struct i915_hw_ppgtt, base));
}
i915_gem_chipset_flush(dev);
i915_ggtt_flush(dev_priv);
}
int i915_gem_gtt_prepare_object(struct drm_i915_gem_object *obj)

3
drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
View File

@ -1763,9 +1763,10 @@ nv50_disp_intr_unk40_0_tmds(struct nv50_disp_priv *priv, struct dcb_output *outp
const int or = ffs(outp->or) - 1;
const u32 loff = (or * 0x800) + (link * 0x80);
const u16 mask = (outp->sorconf.link << 6) | outp->or;
struct dcb_output match;
u8 ver, hdr;
if (dcb_outp_match(bios, DCB_OUTPUT_DP, mask, &ver, &hdr, outp))
if (dcb_outp_match(bios, DCB_OUTPUT_DP, mask, &ver, &hdr, &match))
nv_mask(priv, 0x61c10c + loff, 0x00000001, 0x00000000);
}

7
drivers/gpu/drm/nouveau/nouveau_chan.c
View File

@ -285,6 +285,7 @@ nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart)
struct nouveau_software_chan *swch;
struct nv_dma_v0 args = {};
int ret, i;
bool save;
nvif_object_map(chan->object);
@ -386,7 +387,11 @@ nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart)
}
/* initialise synchronisation */
return nouveau_fence(chan->drm)->context_new(chan);
save = cli->base.super;
cli->base.super = true; /* hack until fencenv50 fixed */
ret = nouveau_fence(chan->drm)->context_new(chan);
cli->base.super = save;
return ret;
}
int

23
drivers/gpu/drm/nouveau/nouveau_display.c
View File

@ -550,14 +550,12 @@ nouveau_display_destroy(struct drm_device *dev)
}
int
nouveau_display_suspend(struct drm_device *dev)
nouveau_display_suspend(struct drm_device *dev, bool runtime)
{
struct nouveau_drm *drm = nouveau_drm(dev);
struct drm_crtc *crtc;
nouveau_display_fini(dev);
NV_INFO(drm, "unpinning framebuffer(s)...\n");
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nouveau_framebuffer *nouveau_fb;
@ -579,12 +577,13 @@ nouveau_display_suspend(struct drm_device *dev)
}
void
nouveau_display_repin(struct drm_device *dev)
nouveau_display_resume(struct drm_device *dev, bool runtime)
{
struct nouveau_drm *drm = nouveau_drm(dev);
struct drm_crtc *crtc;
int ret;
int ret, head;
/* re-pin fb/cursors */
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nouveau_framebuffer *nouveau_fb;
@ -606,13 +605,6 @@ nouveau_display_repin(struct drm_device *dev)
if (ret)
NV_ERROR(drm, "Could not pin/map cursor.\n");
}
}
void
nouveau_display_resume(struct drm_device *dev)
{
struct drm_crtc *crtc;
int head;
nouveau_display_init(dev);
@ -627,6 +619,13 @@ nouveau_display_resume(struct drm_device *dev)
for (head = 0; head < dev->mode_config.num_crtc; head++)
drm_vblank_on(dev, head);
/* This should ensure we don't hit a locking problem when someone
* wakes us up via a connector. We should never go into suspend
* while the display is on anyways.
*/
if (runtime)
return;
drm_helper_resume_force_mode(dev);
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {

5
drivers/gpu/drm/nouveau/nouveau_display.h
View File

@ -63,9 +63,8 @@ int nouveau_display_create(struct drm_device *dev);
void nouveau_display_destroy(struct drm_device *dev);
int nouveau_display_init(struct drm_device *dev);
void nouveau_display_fini(struct drm_device *dev);
int nouveau_display_suspend(struct drm_device *dev);
void nouveau_display_repin(struct drm_device *dev);
void nouveau_display_resume(struct drm_device *dev);
int nouveau_display_suspend(struct drm_device *dev, bool runtime);
void nouveau_display_resume(struct drm_device *dev, bool runtime);
int nouveau_display_vblank_enable(struct drm_device *, int);
void nouveau_display_vblank_disable(struct drm_device *, int);
int nouveau_display_scanoutpos(struct drm_device *, int, unsigned int,

51
drivers/gpu/drm/nouveau/nouveau_drm.c
View File

@ -547,9 +547,11 @@ nouveau_do_suspend(struct drm_device *dev, bool runtime)
struct nouveau_cli *cli;
int ret;
if (dev->mode_config.num_crtc && !runtime) {
if (dev->mode_config.num_crtc) {
NV_INFO(drm, "suspending console...\n");
nouveau_fbcon_set_suspend(dev, 1);
NV_INFO(drm, "suspending display...\n");
ret = nouveau_display_suspend(dev);
ret = nouveau_display_suspend(dev, runtime);
if (ret)
return ret;
}
@ -603,7 +605,7 @@ nouveau_do_suspend(struct drm_device *dev, bool runtime)
fail_display:
if (dev->mode_config.num_crtc) {
NV_INFO(drm, "resuming display...\n");
nouveau_display_resume(dev);
nouveau_display_resume(dev, runtime);
}
return ret;
}
@ -618,9 +620,6 @@ int nouveau_pmops_suspend(struct device *dev)
drm_dev->switch_power_state == DRM_SWITCH_POWER_DYNAMIC_OFF)
return 0;
if (drm_dev->mode_config.num_crtc)
nouveau_fbcon_set_suspend(drm_dev, 1);
ret = nouveau_do_suspend(drm_dev, false);
if (ret)
return ret;
@ -633,7 +632,7 @@ int nouveau_pmops_suspend(struct device *dev)
}
static int
nouveau_do_resume(struct drm_device *dev)
nouveau_do_resume(struct drm_device *dev, bool runtime)
{
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_cli *cli;
@ -658,7 +657,9 @@ nouveau_do_resume(struct drm_device *dev)
if (dev->mode_config.num_crtc) {
NV_INFO(drm, "resuming display...\n");
nouveau_display_repin(dev);
nouveau_display_resume(dev, runtime);
NV_INFO(drm, "resuming console...\n");
nouveau_fbcon_set_suspend(dev, 0);
}
return 0;
@ -681,47 +682,21 @@ int nouveau_pmops_resume(struct device *dev)
return ret;
pci_set_master(pdev);
ret = nouveau_do_resume(drm_dev);
if (ret)
return ret;
if (drm_dev->mode_config.num_crtc) {
nouveau_display_resume(drm_dev);
nouveau_fbcon_set_suspend(drm_dev, 0);
}
return 0;
return nouveau_do_resume(drm_dev, false);
}
static int nouveau_pmops_freeze(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
int ret;
if (drm_dev->mode_config.num_crtc)
nouveau_fbcon_set_suspend(drm_dev, 1);
ret = nouveau_do_suspend(drm_dev, false);
return ret;
return nouveau_do_suspend(drm_dev, false);
}
static int nouveau_pmops_thaw(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct drm_device *drm_dev = pci_get_drvdata(pdev);
int ret;
ret = nouveau_do_resume(drm_dev);
if (ret)
return ret;
if (drm_dev->mode_config.num_crtc) {
nouveau_display_resume(drm_dev);
nouveau_fbcon_set_suspend(drm_dev, 0);
}
return 0;
return nouveau_do_resume(drm_dev, false);
}
@ -977,7 +952,7 @@ static int nouveau_pmops_runtime_resume(struct device *dev)
return ret;
pci_set_master(pdev);
ret = nouveau_do_resume(drm_dev);
ret = nouveau_do_resume(drm_dev, true);
drm_kms_helper_poll_enable(drm_dev);
/* do magic */
nvif_mask(device, 0x88488, (1 << 25), (1 << 25));

23
drivers/gpu/drm/nouveau/nouveau_fbcon.c
View File

@ -486,6 +486,16 @@ static const struct drm_fb_helper_funcs nouveau_fbcon_helper_funcs = {
.fb_probe = nouveau_fbcon_create,
};
static void
nouveau_fbcon_set_suspend_work(struct work_struct *work)
{
struct nouveau_fbdev *fbcon = container_of(work, typeof(*fbcon), work);
console_lock();
nouveau_fbcon_accel_restore(fbcon->dev);
nouveau_fbcon_zfill(fbcon->dev, fbcon);
fb_set_suspend(fbcon->helper.fbdev, FBINFO_STATE_RUNNING);
console_unlock();
}
int
nouveau_fbcon_init(struct drm_device *dev)
@ -503,6 +513,7 @@ nouveau_fbcon_init(struct drm_device *dev)
if (!fbcon)
return -ENOMEM;
INIT_WORK(&fbcon->work, nouveau_fbcon_set_suspend_work);
fbcon->dev = dev;
drm->fbcon = fbcon;
@ -551,14 +562,14 @@ nouveau_fbcon_set_suspend(struct drm_device *dev, int state)
{
struct nouveau_drm *drm = nouveau_drm(dev);
if (drm->fbcon) {
console_lock();
if (state == 0) {
nouveau_fbcon_accel_restore(dev);
nouveau_fbcon_zfill(dev, drm->fbcon);
if (state == FBINFO_STATE_RUNNING) {
schedule_work(&drm->fbcon->work);
return;
}
flush_work(&drm->fbcon->work);
console_lock();
fb_set_suspend(drm->fbcon->helper.fbdev, state);
if (state == 1)
nouveau_fbcon_accel_save_disable(dev);
nouveau_fbcon_accel_save_disable(dev);
console_unlock();
}
}

1
drivers/gpu/drm/nouveau/nouveau_fbcon.h
View File

@ -36,6 +36,7 @@ struct nouveau_fbdev {
struct nouveau_framebuffer nouveau_fb;
struct list_head fbdev_list;
struct drm_device *dev;
struct work_struct work;
unsigned int saved_flags;
struct nvif_object surf2d;
struct nvif_object clip;