diff options
Diffstat (limited to 'drivers/gpu/drm')
23 files changed, 166 insertions, 59 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c index a365ea2383d1..e55508b39496 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c @@ -178,12 +178,18 @@ void amdgpu_mn_unlock(struct amdgpu_mn *mn) * * @amn: our notifier */ -static void amdgpu_mn_read_lock(struct amdgpu_mn *amn) +static int amdgpu_mn_read_lock(struct amdgpu_mn *amn, bool blockable) { - mutex_lock(&amn->read_lock); + if (blockable) + mutex_lock(&amn->read_lock); + else if (!mutex_trylock(&amn->read_lock)) + return -EAGAIN; + if (atomic_inc_return(&amn->recursion) == 1) down_read_non_owner(&amn->lock); mutex_unlock(&amn->read_lock); + + return 0; } /** @@ -239,10 +245,11 @@ static void amdgpu_mn_invalidate_node(struct amdgpu_mn_node *node, * Block for operations on BOs to finish and mark pages as accessed and * potentially dirty. */ -static void amdgpu_mn_invalidate_range_start_gfx(struct mmu_notifier *mn, +static int amdgpu_mn_invalidate_range_start_gfx(struct mmu_notifier *mn, struct mm_struct *mm, unsigned long start, - unsigned long end) + unsigned long end, + bool blockable) { struct amdgpu_mn *amn = container_of(mn, struct amdgpu_mn, mn); struct interval_tree_node *it; @@ -250,17 +257,28 @@ static void amdgpu_mn_invalidate_range_start_gfx(struct mmu_notifier *mn, /* notification is exclusive, but interval is inclusive */ end -= 1; - amdgpu_mn_read_lock(amn); + /* TODO we should be able to split locking for interval tree and + * amdgpu_mn_invalidate_node + */ + if (amdgpu_mn_read_lock(amn, blockable)) + return -EAGAIN; it = interval_tree_iter_first(&amn->objects, start, end); while (it) { struct amdgpu_mn_node *node; + if (!blockable) { + amdgpu_mn_read_unlock(amn); + return -EAGAIN; + } + node = container_of(it, struct amdgpu_mn_node, it); it = interval_tree_iter_next(it, start, end); amdgpu_mn_invalidate_node(node, start, end); } + + return 0; } /** @@ -275,10 +293,11 @@ static void amdgpu_mn_invalidate_range_start_gfx(struct mmu_notifier *mn, * necessitates evicting all user-mode queues of the process. The BOs * are restorted in amdgpu_mn_invalidate_range_end_hsa. */ -static void amdgpu_mn_invalidate_range_start_hsa(struct mmu_notifier *mn, +static int amdgpu_mn_invalidate_range_start_hsa(struct mmu_notifier *mn, struct mm_struct *mm, unsigned long start, - unsigned long end) + unsigned long end, + bool blockable) { struct amdgpu_mn *amn = container_of(mn, struct amdgpu_mn, mn); struct interval_tree_node *it; @@ -286,13 +305,19 @@ static void amdgpu_mn_invalidate_range_start_hsa(struct mmu_notifier *mn, /* notification is exclusive, but interval is inclusive */ end -= 1; - amdgpu_mn_read_lock(amn); + if (amdgpu_mn_read_lock(amn, blockable)) + return -EAGAIN; it = interval_tree_iter_first(&amn->objects, start, end); while (it) { struct amdgpu_mn_node *node; struct amdgpu_bo *bo; + if (!blockable) { + amdgpu_mn_read_unlock(amn); + return -EAGAIN; + } + node = container_of(it, struct amdgpu_mn_node, it); it = interval_tree_iter_next(it, start, end); @@ -304,6 +329,8 @@ static void amdgpu_mn_invalidate_range_start_hsa(struct mmu_notifier *mn, amdgpu_amdkfd_evict_userptr(mem, mm); } } + + return 0; } /** diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c index 6437b878724a..85c2d407a52e 100644 --- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c +++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c @@ -429,6 +429,18 @@ static void adv7511_hpd_work(struct work_struct *work) else status = connector_status_disconnected; + /* + * The bridge resets its registers on unplug. So when we get a plug + * event and we're already supposed to be powered, cycle the bridge to + * restore its state. + */ + if (status == connector_status_connected && + adv7511->connector.status == connector_status_disconnected && + adv7511->powered) { + regcache_mark_dirty(adv7511->regmap); + adv7511_power_on(adv7511); + } + if (adv7511->connector.status != status) { adv7511->connector.status = status; if (status == connector_status_disconnected) diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index 866a2cc72ef6..80be74df7ba6 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -1538,8 +1538,9 @@ int drm_atomic_helper_async_check(struct drm_device *dev, { struct drm_crtc *crtc; struct drm_crtc_state *crtc_state; - struct drm_plane *plane; - struct drm_plane_state *old_plane_state, *new_plane_state; + struct drm_plane *plane = NULL; + struct drm_plane_state *old_plane_state = NULL; + struct drm_plane_state *new_plane_state = NULL; const struct drm_plane_helper_funcs *funcs; int i, n_planes = 0; @@ -1555,7 +1556,8 @@ int drm_atomic_helper_async_check(struct drm_device *dev, if (n_planes != 1) return -EINVAL; - if (!new_plane_state->crtc) + if (!new_plane_state->crtc || + old_plane_state->crtc != new_plane_state->crtc) return -EINVAL; funcs = plane->helper_private; diff --git a/drivers/gpu/drm/drm_context.c b/drivers/gpu/drm/drm_context.c index 3c4000facb36..f973d287696a 100644 --- a/drivers/gpu/drm/drm_context.c +++ b/drivers/gpu/drm/drm_context.c @@ -372,7 +372,7 @@ int drm_legacy_addctx(struct drm_device *dev, void *data, ctx->handle = drm_legacy_ctxbitmap_next(dev); } DRM_DEBUG("%d\n", ctx->handle); - if (ctx->handle == -1) { + if (ctx->handle < 0) { DRM_DEBUG("Not enough free contexts.\n"); /* Should this return -EBUSY instead? */ return -ENOMEM; diff --git a/drivers/gpu/drm/drm_lease.c b/drivers/gpu/drm/drm_lease.c index d638c0fb3418..b54fb78a283c 100644 --- a/drivers/gpu/drm/drm_lease.c +++ b/drivers/gpu/drm/drm_lease.c @@ -553,7 +553,7 @@ int drm_mode_create_lease_ioctl(struct drm_device *dev, /* Clone the lessor file to create a new file for us */ DRM_DEBUG_LEASE("Allocating lease file\n"); - lessee_file = filp_clone_open(lessor_file); + lessee_file = file_clone_open(lessor_file); if (IS_ERR(lessee_file)) { ret = PTR_ERR(lessee_file); goto out_lessee; diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c index 2f00a37684a2..adefae58b5fc 100644 --- a/drivers/gpu/drm/gma500/framebuffer.c +++ b/drivers/gpu/drm/gma500/framebuffer.c @@ -108,7 +108,7 @@ static int psbfb_pan(struct fb_var_screeninfo *var, struct fb_info *info) return 0; } -static int psbfb_vm_fault(struct vm_fault *vmf) +static vm_fault_t psbfb_vm_fault(struct vm_fault *vmf) { struct vm_area_struct *vma = vmf->vma; struct psb_framebuffer *psbfb = vma->vm_private_data; @@ -118,7 +118,7 @@ static int psbfb_vm_fault(struct vm_fault *vmf) int page_num; int i; unsigned long address; - int ret; + vm_fault_t ret = VM_FAULT_SIGBUS; unsigned long pfn; unsigned long phys_addr = (unsigned long)dev_priv->stolen_base + gtt->offset; @@ -131,18 +131,14 @@ static int psbfb_vm_fault(struct vm_fault *vmf) for (i = 0; i < page_num; i++) { pfn = (phys_addr >> PAGE_SHIFT); - ret = vm_insert_mixed(vma, address, + ret = vmf_insert_mixed(vma, address, __pfn_to_pfn_t(pfn, PFN_DEV)); - if (unlikely((ret == -EBUSY) || (ret != 0 && i > 0))) + if (unlikely(ret & VM_FAULT_ERROR)) break; - else if (unlikely(ret != 0)) { - ret = (ret == -ENOMEM) ? VM_FAULT_OOM : VM_FAULT_SIGBUS; - return ret; - } address += PAGE_SIZE; phys_addr += PAGE_SIZE; } - return VM_FAULT_NOPAGE; + return ret; } static void psbfb_vm_open(struct vm_area_struct *vma) diff --git a/drivers/gpu/drm/gma500/gem.c b/drivers/gpu/drm/gma500/gem.c index 913bf4c256fa..576f1b272f23 100644 --- a/drivers/gpu/drm/gma500/gem.c +++ b/drivers/gpu/drm/gma500/gem.c @@ -134,12 +134,13 @@ int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev, * vma->vm_private_data points to the GEM object that is backing this * mapping. */ -int psb_gem_fault(struct vm_fault *vmf) +vm_fault_t psb_gem_fault(struct vm_fault *vmf) { struct vm_area_struct *vma = vmf->vma; struct drm_gem_object *obj; struct gtt_range *r; - int ret; + int err; + vm_fault_t ret; unsigned long pfn; pgoff_t page_offset; struct drm_device *dev; @@ -158,9 +159,10 @@ int psb_gem_fault(struct vm_fault *vmf) /* For now the mmap pins the object and it stays pinned. As things stand that will do us no harm */ if (r->mmapping == 0) { - ret = psb_gtt_pin(r); - if (ret < 0) { - dev_err(dev->dev, "gma500: pin failed: %d\n", ret); + err = psb_gtt_pin(r); + if (err < 0) { + dev_err(dev->dev, "gma500: pin failed: %d\n", err); + ret = vmf_error(err); goto fail; } r->mmapping = 1; @@ -175,18 +177,9 @@ int psb_gem_fault(struct vm_fault *vmf) pfn = (dev_priv->stolen_base + r->offset) >> PAGE_SHIFT; else pfn = page_to_pfn(r->pages[page_offset]); - ret = vm_insert_pfn(vma, vmf->address, pfn); - + ret = vmf_insert_pfn(vma, vmf->address, pfn); fail: mutex_unlock(&dev_priv->mmap_mutex); - switch (ret) { - case 0: - case -ERESTARTSYS: - case -EINTR: - return VM_FAULT_NOPAGE; - case -ENOMEM: - return VM_FAULT_OOM; - default: - return VM_FAULT_SIGBUS; - } + + return ret; } diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h index e8300f509023..93d2f4000d2f 100644 --- a/drivers/gpu/drm/gma500/psb_drv.h +++ b/drivers/gpu/drm/gma500/psb_drv.h @@ -21,6 +21,7 @@ #define _PSB_DRV_H_ #include <linux/kref.h> +#include <linux/mm_types.h> #include <drm/drmP.h> #include <drm/drm_global.h> @@ -749,7 +750,7 @@ extern int psb_gem_get_aperture(struct drm_device *dev, void *data, struct drm_file *file); extern int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); -extern int psb_gem_fault(struct vm_fault *vmf); +extern vm_fault_t psb_gem_fault(struct vm_fault *vmf); /* psb_device.c */ extern const struct psb_ops psb_chip_ops; diff --git a/drivers/gpu/drm/i2c/tda9950.c b/drivers/gpu/drm/i2c/tda9950.c index 3f7396caad48..5d2f0d548469 100644 --- a/drivers/gpu/drm/i2c/tda9950.c +++ b/drivers/gpu/drm/i2c/tda9950.c @@ -76,9 +76,12 @@ struct tda9950_priv { static int tda9950_write_range(struct i2c_client *client, u8 addr, u8 *p, int cnt) { struct i2c_msg msg; - u8 buf[cnt + 1]; + u8 buf[CEC_MAX_MSG_SIZE + 3]; int ret; + if (WARN_ON(cnt > sizeof(buf) - 1)) + return -EINVAL; + buf[0] = addr; memcpy(buf + 1, p, cnt); diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index dfd95889f4b7..33a458b7f1fc 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -23,6 +23,8 @@ config DRM_I915 select SYNC_FILE select IOSF_MBI select CRC32 + select SND_HDA_I915 if SND_HDA_CORE + select CEC_CORE if CEC_NOTIFIER help Choose this option if you have a system that has "Intel Graphics Media Accelerator" or "HD Graphics" integrated graphics, diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c index dcd6e230d16a..2c9b284036d1 100644 --- a/drivers/gpu/drm/i915/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/i915_gem_userptr.c @@ -112,10 +112,11 @@ static void del_object(struct i915_mmu_object *mo) mo->attached = false; } -static void i915_gem_userptr_mn_invalidate_range_start(struct mmu_notifier *_mn, +static int i915_gem_userptr_mn_invalidate_range_start(struct mmu_notifier *_mn, struct mm_struct *mm, unsigned long start, - unsigned long end) + unsigned long end, + bool blockable) { struct i915_mmu_notifier *mn = container_of(_mn, struct i915_mmu_notifier, mn); @@ -124,7 +125,7 @@ static void i915_gem_userptr_mn_invalidate_range_start(struct mmu_notifier *_mn, LIST_HEAD(cancelled); if (RB_EMPTY_ROOT(&mn->objects.rb_root)) - return; + return 0; /* interval ranges are inclusive, but invalidate range is exclusive */ end--; @@ -132,6 +133,10 @@ static void i915_gem_userptr_mn_invalidate_range_start(struct mmu_notifier *_mn, spin_lock(&mn->lock); it = interval_tree_iter_first(&mn->objects, start, end); while (it) { + if (!blockable) { + spin_unlock(&mn->lock); + return -EAGAIN; + } /* The mmu_object is released late when destroying the * GEM object so it is entirely possible to gain a * reference on an object in the process of being freed @@ -154,6 +159,8 @@ static void i915_gem_userptr_mn_invalidate_range_start(struct mmu_notifier *_mn, if (!list_empty(&cancelled)) flush_workqueue(mn->wq); + + return 0; } static const struct mmu_notifier_ops i915_gem_userptr_notifier = { diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c index c39541ed2219..d6c8f8fdfda5 100644 --- a/drivers/gpu/drm/i915/i915_pmu.c +++ b/drivers/gpu/drm/i915/i915_pmu.c @@ -4,6 +4,7 @@ * Copyright © 2017-2018 Intel Corporation */ +#include <linux/irq.h> #include "i915_pmu.h" #include "intel_ringbuffer.h" #include "i915_drv.h" diff --git a/drivers/gpu/drm/i915/i915_utils.h b/drivers/gpu/drm/i915/i915_utils.h index 00165ad55fb3..395dd2511568 100644 --- a/drivers/gpu/drm/i915/i915_utils.h +++ b/drivers/gpu/drm/i915/i915_utils.h @@ -43,7 +43,7 @@ #define MISSING_CASE(x) WARN(1, "Missing case (%s == %ld)\n", \ __stringify(x), (long)(x)) -#if GCC_VERSION >= 70000 +#if defined(GCC_VERSION) && GCC_VERSION >= 70000 #define add_overflows(A, B) \ __builtin_add_overflow_p((A), (B), (typeof((A) + (B)))0) #else diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index bb94172ffc07..b725835b47ef 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -649,11 +649,12 @@ void intel_audio_codec_enable(struct intel_encoder *encoder, dev_priv->av_enc_map[pipe] = encoder; mutex_unlock(&dev_priv->av_mutex); - if (acomp && acomp->audio_ops && acomp->audio_ops->pin_eld_notify) { + if (acomp && acomp->base.audio_ops && + acomp->base.audio_ops->pin_eld_notify) { /* audio drivers expect pipe = -1 to indicate Non-MST cases */ if (!intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DP_MST)) pipe = -1; - acomp->audio_ops->pin_eld_notify(acomp->audio_ops->audio_ptr, + acomp->base.audio_ops->pin_eld_notify(acomp->base.audio_ops->audio_ptr, (int) port, (int) pipe); } @@ -691,11 +692,12 @@ void intel_audio_codec_disable(struct intel_encoder *encoder, dev_priv->av_enc_map[pipe] = NULL; mutex_unlock(&dev_priv->av_mutex); - if (acomp && acomp->audio_ops && acomp->audio_ops->pin_eld_notify) { + if (acomp && acomp->base.audio_ops && + acomp->base.audio_ops->pin_eld_notify) { /* audio drivers expect pipe = -1 to indicate Non-MST cases */ if (!intel_crtc_has_type(old_crtc_state, INTEL_OUTPUT_DP_MST)) pipe = -1; - acomp->audio_ops->pin_eld_notify(acomp->audio_ops->audio_ptr, + acomp->base.audio_ops->pin_eld_notify(acomp->base.audio_ops->audio_ptr, (int) port, (int) pipe); } @@ -890,7 +892,7 @@ static int i915_audio_component_get_eld(struct device *kdev, int port, return ret; } -static const struct i915_audio_component_ops i915_audio_component_ops = { +static const struct drm_audio_component_ops i915_audio_component_ops = { .owner = THIS_MODULE, .get_power = i915_audio_component_get_power, .put_power = i915_audio_component_put_power, @@ -907,12 +909,12 @@ static int i915_audio_component_bind(struct device *i915_kdev, struct drm_i915_private *dev_priv = kdev_to_i915(i915_kdev); int i; - if (WARN_ON(acomp->ops || acomp->dev)) + if (WARN_ON(acomp->base.ops || acomp->base.dev)) return -EEXIST; drm_modeset_lock_all(&dev_priv->drm); - acomp->ops = &i915_audio_component_ops; - acomp->dev = i915_kdev; + acomp->base.ops = &i915_audio_component_ops; + acomp->base.dev = i915_kdev; BUILD_BUG_ON(MAX_PORTS != I915_MAX_PORTS); for (i = 0; i < ARRAY_SIZE(acomp->aud_sample_rate); i++) acomp->aud_sample_rate[i] = 0; @@ -929,8 +931,8 @@ static void i915_audio_component_unbind(struct device *i915_kdev, struct drm_i915_private *dev_priv = kdev_to_i915(i915_kdev); drm_modeset_lock_all(&dev_priv->drm); - acomp->ops = NULL; - acomp->dev = NULL; + acomp->base.ops = NULL; + acomp->base.dev = NULL; dev_priv->audio_component = NULL; drm_modeset_unlock_all(&dev_priv->drm); } diff --git a/drivers/gpu/drm/i915/intel_display.h b/drivers/gpu/drm/i915/intel_display.h index 9292001cdd14..138a1bc1818c 100644 --- a/drivers/gpu/drm/i915/intel_display.h +++ b/drivers/gpu/drm/i915/intel_display.h @@ -126,6 +126,30 @@ enum port { #define port_name(p) ((p) + 'A') +/* + * Ports identifier referenced from other drivers. + * Expected to remain stable over time + */ +static inline const char *port_identifier(enum port port) +{ + switch (port) { + case PORT_A: + return "Port A"; + case PORT_B: + return "Port B"; + case PORT_C: + return "Port C"; + case PORT_D: + return "Port D"; + case PORT_E: + return "Port E"; + case PORT_F: + return "Port F"; + default: + return "<invalid>"; + } +} + enum tc_port { PORT_TC_NONE = -1, diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 17af06d8a43e..8fc61e96754f 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -39,6 +39,7 @@ #include <drm/drm_dp_mst_helper.h> #include <drm/drm_rect.h> #include <drm/drm_atomic.h> +#include <media/cec-notifier.h> /** * __wait_for - magic wait macro @@ -1016,6 +1017,7 @@ struct intel_hdmi { bool has_audio; bool rgb_quant_range_selectable; struct intel_connector *attached_connector; + struct cec_notifier *cec_notifier; }; struct intel_dp_mst_encoder; diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 8363fbd18ee8..a9076402dcb0 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1899,6 +1899,8 @@ intel_hdmi_set_edid(struct drm_connector *connector) connected = true; } + cec_notifier_set_phys_addr_from_edid(intel_hdmi->cec_notifier, edid); + return connected; } @@ -1907,6 +1909,7 @@ intel_hdmi_detect(struct drm_connector *connector, bool force) { enum drm_connector_status status; struct drm_i915_private *dev_priv = to_i915(connector->dev); + struct intel_hdmi *intel_hdmi = intel_attached_hdmi(connector); DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); @@ -1922,6 +1925,9 @@ intel_hdmi_detect(struct drm_connector *connector, bool force) intel_display_power_put(dev_priv, POWER_DOMAIN_GMBUS); + if (status != connector_status_connected) + cec_notifier_phys_addr_invalidate(intel_hdmi->cec_notifier); + return status; } @@ -2062,6 +2068,8 @@ static void chv_hdmi_pre_enable(struct intel_encoder *encoder, static void intel_hdmi_destroy(struct drm_connector *connector) { + if (intel_attached_hdmi(connector)->cec_notifier) + cec_notifier_put(intel_attached_hdmi(connector)->cec_notifier); kfree(to_intel_connector(connector)->detect_edid); drm_connector_cleanup(connector); kfree(connector); @@ -2382,6 +2390,11 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, u32 temp = I915_READ(PEG_BAND_GAP_DATA); I915_WRITE(PEG_BAND_GAP_DATA, (temp & ~0xf) | 0xd); } + + intel_hdmi->cec_notifier = cec_notifier_get_conn(dev->dev, + port_identifier(port)); + if (!intel_hdmi->cec_notifier) + DRM_DEBUG_KMS("CEC notifier get failed\n"); } void intel_hdmi_init(struct drm_i915_private *dev_priv, diff --git a/drivers/gpu/drm/i915/intel_lpe_audio.c b/drivers/gpu/drm/i915/intel_lpe_audio.c index 430732720e65..cdf19553ffac 100644 --- a/drivers/gpu/drm/i915/intel_lpe_audio.c +++ b/drivers/gpu/drm/i915/intel_lpe_audio.c @@ -62,6 +62,7 @@ #include <linux/acpi.h> #include <linux/device.h> +#include <linux/irq.h> #include <linux/pci.h> #include <linux/pm_runtime.h> diff --git a/drivers/gpu/drm/mediatek/mtk_cec.c b/drivers/gpu/drm/mediatek/mtk_cec.c index 7a3eb8c17ef9..5ce84d0dbf81 100644 --- a/drivers/gpu/drm/mediatek/mtk_cec.c +++ b/drivers/gpu/drm/mediatek/mtk_cec.c @@ -15,6 +15,7 @@ #include <linux/delay.h> #include <linux/io.h> #include <linux/interrupt.h> +#include <linux/mod_devicetable.h> #include <linux/platform_device.h> #include "mtk_cec.h" diff --git a/drivers/gpu/drm/radeon/radeon_mn.c b/drivers/gpu/drm/radeon/radeon_mn.c index abd24975c9b1..f8b35df44c60 100644 --- a/drivers/gpu/drm/radeon/radeon_mn.c +++ b/drivers/gpu/drm/radeon/radeon_mn.c @@ -118,19 +118,27 @@ static void radeon_mn_release(struct mmu_notifier *mn, * We block for all BOs between start and end to be idle and * unmap them by move them into system domain again. */ -static void radeon_mn_invalidate_range_start(struct mmu_notifier *mn, +static int radeon_mn_invalidate_range_start(struct mmu_notifier *mn, struct mm_struct *mm, unsigned long start, - unsigned long end) + unsigned long end, + bool blockable) { struct radeon_mn *rmn = container_of(mn, struct radeon_mn, mn); struct ttm_operation_ctx ctx = { false, false }; struct interval_tree_node *it; + int ret = 0; /* notification is exclusive, but interval is inclusive */ end -= 1; - mutex_lock(&rmn->lock); + /* TODO we should be able to split locking for interval tree and + * the tear down. + */ + if (blockable) + mutex_lock(&rmn->lock); + else if (!mutex_trylock(&rmn->lock)) + return -EAGAIN; it = interval_tree_iter_first(&rmn->objects, start, end); while (it) { @@ -138,6 +146,11 @@ static void radeon_mn_invalidate_range_start(struct mmu_notifier *mn, struct radeon_bo *bo; long r; + if (!blockable) { + ret = -EAGAIN; + goto out_unlock; + } + node = container_of(it, struct radeon_mn_node, it); it = interval_tree_iter_next(it, start, end); @@ -166,7 +179,10 @@ static void radeon_mn_invalidate_range_start(struct mmu_notifier *mn, } } +out_unlock: mutex_unlock(&rmn->lock); + + return ret; } static const struct mmu_notifier_ops radeon_mn_ops = { diff --git a/drivers/gpu/drm/sun4i/sun6i_drc.c b/drivers/gpu/drm/sun4i/sun6i_drc.c index b5e071a49045..88eb268fdf73 100644 --- a/drivers/gpu/drm/sun4i/sun6i_drc.c +++ b/drivers/gpu/drm/sun4i/sun6i_drc.c @@ -12,6 +12,7 @@ #include <linux/clk.h> #include <linux/component.h> #include <linux/module.h> +#include <linux/mod_devicetable.h> #include <linux/platform_device.h> #include <linux/regmap.h> #include <linux/reset.h> diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index c3afe7b2237e..965088afcfad 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -2312,7 +2312,7 @@ static int tegra_dc_couple(struct tegra_dc *dc) * POWER_CONTROL registers during CRTC enabling. */ if (dc->soc->coupled_pm && dc->pipe == 1) { - u32 flags = DL_FLAG_PM_RUNTIME | DL_FLAG_AUTOREMOVE; + u32 flags = DL_FLAG_PM_RUNTIME | DL_FLAG_AUTOREMOVE_CONSUMER; struct device_link *link; struct device *partner; diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c index 9d7a36f148cf..cfb50fedfa2b 100644 --- a/drivers/gpu/drm/vc4/vc4_plane.c +++ b/drivers/gpu/drm/vc4/vc4_plane.c @@ -320,6 +320,9 @@ static int vc4_plane_setup_clipping_and_scaling(struct drm_plane_state *state) vc4_state->x_scaling[0] = VC4_SCALING_TPZ; if (vc4_state->y_scaling[0] == VC4_SCALING_NONE) vc4_state->y_scaling[0] = VC4_SCALING_TPZ; + } else { + vc4_state->x_scaling[1] = VC4_SCALING_NONE; + vc4_state->y_scaling[1] = VC4_SCALING_NONE; } vc4_state->is_unity = (vc4_state->x_scaling[0] == VC4_SCALING_NONE && |