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Merge remote branch 'intel/drm-intel-next' of ../drm-next into drm-core-next

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* 'intel/drm-intel-next' of ../drm-next: (63 commits)
  drm/i915: Move gpu_write_list to per-ring
  drm/i915: Invalidate the to-ring, flush the old-ring when updating domains
  drm/i915/ringbuffer: Write the value passed in to the tail register
  agp/intel: Restore valid PTE bit for Sandybridge after bdd3072
  drm/i915: Fix flushing regression from 9af90d19f
  drm/i915/sdvo: Remove unused encoding member
  i915: enable AVI infoframe for intel_hdmi.c [v4]
  drm/i915: Fix current fb blocking for page flip
  drm/i915: IS_IRONLAKE is synonymous with gen == 5
  drm/i915: Enable SandyBridge blitter ring
  drm/i915/ringbuffer: Remove broken intel_fill_struct()
  drm/i915/ringbuffer: Fix emit batch buffer regression from 8187a2b
  drm/i915: Copy the updated reloc->presumed_offset back to the user
  drm/i915: Track objects in global active list (as well as per-ring)
  drm/i915: Simplify most HAS_BSD() checks
  drm/i915: cache the last object lookup during pin_and_relocate()
  drm/i915: Do interrupible mutex lock first to avoid locking for unreference
  drivers: gpu: drm: i915: Fix a typo.
  agp/intel: Also add B43.1 to list of supported devices
  drm/i915: rearrange mutex acquisition for pread
  ...
This commit is contained in:
Dave Airlie 2010-10-26 09:23:22 +10:00
commit e3ce8a0b27
29 changed files with 1988 additions and 1375 deletions
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1
drivers/char/agp/intel-agp.c
View file

@ -895,6 +895,7 @@ static struct pci_device_id agp_intel_pci_table[] = {
ID(PCI_DEVICE_ID_INTEL_G45_HB),
ID(PCI_DEVICE_ID_INTEL_G41_HB),
ID(PCI_DEVICE_ID_INTEL_B43_HB),
ID(PCI_DEVICE_ID_INTEL_B43_1_HB),
ID(PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB),
ID(PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB),
ID(PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB),

6
drivers/char/agp/intel-gtt.c
View file

@ -1211,13 +1211,13 @@ static void gen6_write_entry(dma_addr_t addr, unsigned int entry,
u32 pte_flags;
if (type_mask == AGP_USER_UNCACHED_MEMORY)
pte_flags = GEN6_PTE_UNCACHED;
pte_flags = GEN6_PTE_UNCACHED | I810_PTE_VALID;
else if (type_mask == AGP_USER_CACHED_MEMORY_LLC_MLC) {
pte_flags = GEN6_PTE_LLC;
pte_flags = GEN6_PTE_LLC | I810_PTE_VALID;
if (gfdt)
pte_flags |= GEN6_PTE_GFDT;
} else { /* set 'normal'/'cached' to LLC by default */
pte_flags = GEN6_PTE_LLC_MLC;
pte_flags = GEN6_PTE_LLC_MLC | I810_PTE_VALID;
if (gfdt)
pte_flags |= GEN6_PTE_GFDT;
}

92
drivers/gpu/drm/drm_edid.c
View file

@ -1267,7 +1267,35 @@ add_detailed_modes(struct drm_connector *connector, struct edid *edid,
}
#define HDMI_IDENTIFIER 0x000C03
#define AUDIO_BLOCK 0x01
#define VENDOR_BLOCK 0x03
#define EDID_BASIC_AUDIO (1 << 6)
/**
* Search EDID for CEA extension block.
*/
static u8 *drm_find_cea_extension(struct edid *edid)
{
u8 *edid_ext = NULL;
int i;
/* No EDID or EDID extensions */
if (edid == NULL || edid->extensions == 0)
return NULL;
/* Find CEA extension */
for (i = 0; i < edid->extensions; i++) {
edid_ext = (u8 *)edid + EDID_LENGTH * (i + 1);
if (edid_ext[0] == CEA_EXT)
break;
}
if (i == edid->extensions)
return NULL;
return edid_ext;
}
/**
* drm_detect_hdmi_monitor - detect whether monitor is hdmi.
* @edid: monitor EDID information
@ -1277,24 +1305,13 @@ add_detailed_modes(struct drm_connector *connector, struct edid *edid,
*/
bool drm_detect_hdmi_monitor(struct edid *edid)
{
char *edid_ext = NULL;
u8 *edid_ext;
int i, hdmi_id;
int start_offset, end_offset;
bool is_hdmi = false;
/* No EDID or EDID extensions */
if (edid == NULL || edid->extensions == 0)
goto end;
/* Find CEA extension */
for (i = 0; i < edid->extensions; i++) {
edid_ext = (char *)edid + EDID_LENGTH * (i + 1);
/* This block is CEA extension */
if (edid_ext[0] == 0x02)
break;
}
if (i == edid->extensions)
edid_ext = drm_find_cea_extension(edid);
if (!edid_ext)
goto end;
/* Data block offset in CEA extension block */
@ -1324,6 +1341,53 @@ bool drm_detect_hdmi_monitor(struct edid *edid)
}
EXPORT_SYMBOL(drm_detect_hdmi_monitor);
/**
* drm_detect_monitor_audio - check monitor audio capability
*
* Monitor should have CEA extension block.
* If monitor has 'basic audio', but no CEA audio blocks, it's 'basic
* audio' only. If there is any audio extension block and supported
* audio format, assume at least 'basic audio' support, even if 'basic
* audio' is not defined in EDID.
*
*/
bool drm_detect_monitor_audio(struct edid *edid)
{
u8 *edid_ext;
int i, j;
bool has_audio = false;
int start_offset, end_offset;
edid_ext = drm_find_cea_extension(edid);
if (!edid_ext)
goto end;
has_audio = ((edid_ext[3] & EDID_BASIC_AUDIO) != 0);
if (has_audio) {
DRM_DEBUG_KMS("Monitor has basic audio support\n");
goto end;
}
/* Data block offset in CEA extension block */
start_offset = 4;
end_offset = edid_ext[2];
for (i = start_offset; i < end_offset;
i += ((edid_ext[i] & 0x1f) + 1)) {
if ((edid_ext[i] >> 5) == AUDIO_BLOCK) {
has_audio = true;
for (j = 1; j < (edid_ext[i] & 0x1f); j += 3)
DRM_DEBUG_KMS("CEA audio format %d\n",
(edid_ext[i + j] >> 3) & 0xf);
goto end;
}
}
end:
return has_audio;
}
EXPORT_SYMBOL(drm_detect_monitor_audio);
/**
* drm_add_edid_modes - add modes from EDID data, if available
* @connector: connector we're probing

2
drivers/gpu/drm/i915/Makefile
View file

@ -35,6 +35,8 @@ i915-y := i915_drv.o i915_dma.o i915_irq.o i915_mem.o \
i915-$(CONFIG_COMPAT) += i915_ioc32.o
i915-$(CONFIG_ACPI) += intel_acpi.o
obj-$(CONFIG_DRM_I915) += i915.o
CFLAGS_i915_trace_points.o := -I$(src)

28
drivers/gpu/drm/i915/i915_debugfs.c
View file

@ -41,8 +41,7 @@
#if defined(CONFIG_DEBUG_FS)
enum {
RENDER_LIST,
BSD_LIST,
ACTIVE_LIST,
FLUSHING_LIST,
INACTIVE_LIST,
PINNED_LIST,
@ -72,7 +71,6 @@ static int i915_capabilities(struct seq_file *m, void *data)
B(is_pineview);
B(is_broadwater);
B(is_crestline);
B(is_ironlake);
B(has_fbc);
B(has_rc6);
B(has_pipe_cxsr);
@ -81,6 +79,8 @@ static int i915_capabilities(struct seq_file *m, void *data)
B(has_overlay);
B(overlay_needs_physical);
B(supports_tv);
B(has_bsd_ring);
B(has_blt_ring);
#undef B
return 0;
@ -125,6 +125,8 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)
seq_printf(m, " (fence: %d)", obj->fence_reg);
if (obj->gtt_space != NULL)
seq_printf(m, " (gtt_offset: %08x)", obj->gtt_offset);
if (obj->ring != NULL)
seq_printf(m, " (%s)", obj->ring->name);
}
static int i915_gem_object_list_info(struct seq_file *m, void *data)
@ -143,13 +145,9 @@ static int i915_gem_object_list_info(struct seq_file *m, void *data)
return ret;
switch (list) {
case RENDER_LIST:
seq_printf(m, "Render:\n");
head = &dev_priv->render_ring.active_list;
break;
case BSD_LIST:
seq_printf(m, "BSD:\n");
head = &dev_priv->bsd_ring.active_list;
case ACTIVE_LIST:
seq_printf(m, "Active:\n");
head = &dev_priv->mm.active_list;
break;
case INACTIVE_LIST:
seq_printf(m, "Inactive:\n");
@ -173,7 +171,7 @@ static int i915_gem_object_list_info(struct seq_file *m, void *data)
}
total_obj_size = total_gtt_size = count = 0;
list_for_each_entry(obj_priv, head, list) {
list_for_each_entry(obj_priv, head, mm_list) {
seq_printf(m, " ");
describe_obj(m, obj_priv);
seq_printf(m, "\n");
@ -460,8 +458,7 @@ static int i915_batchbuffer_info(struct seq_file *m, void *data)
if (ret)
return ret;
list_for_each_entry(obj_priv, &dev_priv->render_ring.active_list,
list) {
list_for_each_entry(obj_priv, &dev_priv->mm.active_list, mm_list) {
obj = &obj_priv->base;
if (obj->read_domains & I915_GEM_DOMAIN_COMMAND) {
seq_printf(m, "--- gtt_offset = 0x%08x\n",
@ -797,7 +794,7 @@ static int i915_sr_status(struct seq_file *m, void *unused)
drm_i915_private_t *dev_priv = dev->dev_private;
bool sr_enabled = false;
if (IS_IRONLAKE(dev))
if (IS_GEN5(dev))
sr_enabled = I915_READ(WM1_LP_ILK) & WM1_LP_SR_EN;
else if (IS_CRESTLINE(dev) || IS_I945G(dev) || IS_I945GM(dev))
sr_enabled = I915_READ(FW_BLC_SELF) & FW_BLC_SELF_EN;
@ -1020,8 +1017,7 @@ static int i915_wedged_create(struct dentry *root, struct drm_minor *minor)
static struct drm_info_list i915_debugfs_list[] = {
{"i915_capabilities", i915_capabilities, 0, 0},
{"i915_gem_objects", i915_gem_object_info, 0},
{"i915_gem_render_active", i915_gem_object_list_info, 0, (void *) RENDER_LIST},
{"i915_gem_bsd_active", i915_gem_object_list_info, 0, (void *) BSD_LIST},
{"i915_gem_active", i915_gem_object_list_info, 0, (void *) ACTIVE_LIST},
{"i915_gem_flushing", i915_gem_object_list_info, 0, (void *) FLUSHING_LIST},
{"i915_gem_inactive", i915_gem_object_list_info, 0, (void *) INACTIVE_LIST},
{"i915_gem_pinned", i915_gem_object_list_info, 0, (void *) PINNED_LIST},

39
drivers/gpu/drm/i915/i915_dma.c
View file

@ -132,8 +132,8 @@ static int i915_dma_cleanup(struct drm_device * dev)
mutex_lock(&dev->struct_mutex);
intel_cleanup_ring_buffer(dev, &dev_priv->render_ring);
if (HAS_BSD(dev))
intel_cleanup_ring_buffer(dev, &dev_priv->bsd_ring);
intel_cleanup_ring_buffer(dev, &dev_priv->bsd_ring);
intel_cleanup_ring_buffer(dev, &dev_priv->blt_ring);
mutex_unlock(&dev->struct_mutex);
/* Clear the HWS virtual address at teardown */
@ -499,7 +499,7 @@ static int i915_dispatch_batchbuffer(struct drm_device * dev,
}
if (IS_G4X(dev) || IS_IRONLAKE(dev)) {
if (IS_G4X(dev) || IS_GEN5(dev)) {
BEGIN_LP_RING(2);
OUT_RING(MI_FLUSH | MI_NO_WRITE_FLUSH | MI_INVALIDATE_ISP);
OUT_RING(MI_NOOP);
@ -764,6 +764,9 @@ static int i915_getparam(struct drm_device *dev, void *data,
case I915_PARAM_HAS_BSD:
value = HAS_BSD(dev);
break;
case I915_PARAM_HAS_BLT:
value = HAS_BLT(dev);
break;
default:
DRM_DEBUG_DRIVER("Unknown parameter %d\n",
param->param);
@ -1199,9 +1202,6 @@ static int i915_load_modeset_init(struct drm_device *dev,
/* Basic memrange allocator for stolen space (aka mm.vram) */
drm_mm_init(&dev_priv->mm.vram, 0, prealloc_size);
/* We're off and running w/KMS */
dev_priv->mm.suspended = 0;
/* Let GEM Manage from end of prealloc space to end of aperture.
*
* However, leave one page at the end still bound to the scratch page.
@ -1235,7 +1235,7 @@ static int i915_load_modeset_init(struct drm_device *dev,
*/
dev_priv->allow_batchbuffer = 1;
ret = intel_init_bios(dev);
ret = intel_parse_bios(dev);
if (ret)
DRM_INFO("failed to find VBIOS tables\n");
@ -1244,6 +1244,8 @@ static int i915_load_modeset_init(struct drm_device *dev,
if (ret)
goto cleanup_ringbuffer;
intel_register_dsm_handler();
ret = vga_switcheroo_register_client(dev->pdev,
i915_switcheroo_set_state,
i915_switcheroo_can_switch);
@ -1269,6 +1271,10 @@ static int i915_load_modeset_init(struct drm_device *dev,
goto cleanup_irq;
drm_kms_helper_poll_init(dev);
/* We're off and running w/KMS */
dev_priv->mm.suspended = 0;
return 0;
cleanup_irq:
@ -1989,7 +1995,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
dev->driver->get_vblank_counter = i915_get_vblank_counter;
dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */
if (IS_G4X(dev) || IS_IRONLAKE(dev) || IS_GEN6(dev)) {
if (IS_G4X(dev) || IS_GEN5(dev) || IS_GEN6(dev)) {
dev->max_vblank_count = 0xffffffff; /* full 32 bit counter */
dev->driver->get_vblank_counter = gm45_get_vblank_counter;
}
@ -1999,6 +2005,9 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
intel_setup_gmbus(dev);
intel_opregion_setup(dev);
/* Make sure the bios did its job and set up vital registers */
intel_setup_bios(dev);
i915_gem_load(dev);
/* Init HWS */
@ -2010,7 +2019,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
if (IS_PINEVIEW(dev))
i915_pineview_get_mem_freq(dev);
else if (IS_IRONLAKE(dev))
else if (IS_GEN5(dev))
i915_ironlake_get_mem_freq(dev);
/* On the 945G/GM, the chipset reports the MSI capability on the
@ -2063,9 +2072,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
dev_priv->mchdev_lock = &mchdev_lock;
spin_unlock(&mchdev_lock);
/* XXX Prevent module unload due to memory corruption bugs. */
__module_get(THIS_MODULE);
return 0;
out_workqueue_free:
@ -2134,9 +2140,6 @@ int i915_driver_unload(struct drm_device *dev)
if (dev->pdev->msi_enabled)
pci_disable_msi(dev->pdev);
if (dev_priv->regs != NULL)
iounmap(dev_priv->regs);
intel_opregion_fini(dev);
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
@ -2153,8 +2156,14 @@ int i915_driver_unload(struct drm_device *dev)
drm_mm_takedown(&dev_priv->mm.vram);
intel_cleanup_overlay(dev);
if (!I915_NEED_GFX_HWS(dev))
i915_free_hws(dev);
}
if (dev_priv->regs != NULL)
iounmap(dev_priv->regs);
intel_teardown_gmbus(dev);
intel_teardown_mchbar(dev);

6
drivers/gpu/drm/i915/i915_drv.c
View file

@ -143,13 +143,13 @@ static const struct intel_device_info intel_pineview_info = {
};
static const struct intel_device_info intel_ironlake_d_info = {
.gen = 5, .is_ironlake = 1,
.gen = 5,
.need_gfx_hws = 1, .has_pipe_cxsr = 1, .has_hotplug = 1,
.has_bsd_ring = 1,
};
static const struct intel_device_info intel_ironlake_m_info = {
.gen = 5, .is_ironlake = 1, .is_mobile = 1,
.gen = 5, .is_mobile = 1,
.need_gfx_hws = 1, .has_fbc = 1, .has_rc6 = 1, .has_hotplug = 1,
.has_bsd_ring = 1,
};
@ -158,12 +158,14 @@ static const struct intel_device_info intel_sandybridge_d_info = {
.gen = 6,
.need_gfx_hws = 1, .has_hotplug = 1,
.has_bsd_ring = 1,
.has_blt_ring = 1,
};
static const struct intel_device_info intel_sandybridge_m_info = {
.gen = 6, .is_mobile = 1,
.need_gfx_hws = 1, .has_hotplug = 1,
.has_bsd_ring = 1,
.has_blt_ring = 1,
};
static const struct pci_device_id pciidlist[] = { /* aka */

63
drivers/gpu/drm/i915/i915_drv.h
View file

@ -206,7 +206,6 @@ struct intel_device_info {
u8 is_pineview : 1;
u8 is_broadwater : 1;
u8 is_crestline : 1;
u8 is_ironlake : 1;
u8 has_fbc : 1;
u8 has_rc6 : 1;
u8 has_pipe_cxsr : 1;
@ -216,6 +215,7 @@ struct intel_device_info {
u8 overlay_needs_physical : 1;
u8 supports_tv : 1;
u8 has_bsd_ring : 1;
u8 has_blt_ring : 1;
};
enum no_fbc_reason {
@ -255,6 +255,7 @@ typedef struct drm_i915_private {
struct pci_dev *bridge_dev;
struct intel_ring_buffer render_ring;
struct intel_ring_buffer bsd_ring;
struct intel_ring_buffer blt_ring;
uint32_t next_seqno;
drm_dma_handle_t *status_page_dmah;
@ -339,17 +340,18 @@ typedef struct drm_i915_private {
unsigned int int_crt_support:1;
unsigned int lvds_use_ssc:1;
int lvds_ssc_freq;
struct {
u8 rate:4;
u8 lanes:4;
u8 preemphasis:4;
u8 vswing:4;
int rate;
int lanes;
int preemphasis;
int vswing;
u8 initialized:1;
u8 support:1;
u8 bpp:6;
bool initialized;
bool support;
int bpp;
struct edp_power_seq pps;
} edp;
bool no_aux_handshake;
struct notifier_block lid_notifier;
@ -546,6 +548,17 @@ typedef struct drm_i915_private {
*/
struct list_head shrink_list;
/**
* List of objects currently involved in rendering.
*
* Includes buffers having the contents of their GPU caches
* flushed, not necessarily primitives. last_rendering_seqno
* represents when the rendering involved will be completed.
*
* A reference is held on the buffer while on this list.
*/
struct list_head active_list;
/**
* List of objects which are not in the ringbuffer but which
* still have a write_domain which needs to be flushed before
@ -557,15 +570,6 @@ typedef struct drm_i915_private {
*/
struct list_head flushing_list;
/**
* List of objects currently pending a GPU write flush.
*
* All elements on this list will belong to either the
* active_list or flushing_list, last_rendering_seqno can
* be used to differentiate between the two elements.
*/
struct list_head gpu_write_list;
/**
* LRU list of objects which are not in the ringbuffer and
* are ready to unbind, but are still in the GTT.
@ -713,7 +717,8 @@ struct drm_i915_gem_object {
struct drm_mm_node *gtt_space;
/** This object's place on the active/flushing/inactive lists */
struct list_head list;
struct list_head ring_list;
struct list_head mm_list;
/** This object's place on GPU write list */
struct list_head gpu_write_list;
/** This object's place on eviction list */
@ -1136,6 +1141,15 @@ static inline void intel_opregion_gse_intr(struct drm_device *dev) { return; }
static inline void intel_opregion_enable_asle(struct drm_device *dev) { return; }
#endif
/* intel_acpi.c */
#ifdef CONFIG_ACPI
extern void intel_register_dsm_handler(void);
extern void intel_unregister_dsm_handler(void);
#else
static inline void intel_register_dsm_handler(void) { return; }
static inline void intel_unregister_dsm_handler(void) { return; }
#endif /* CONFIG_ACPI */
/* modesetting */
extern void intel_modeset_init(struct drm_device *dev);
extern void intel_modeset_cleanup(struct drm_device *dev);
@ -1268,7 +1282,6 @@ static inline void i915_write(struct drm_i915_private *dev_priv, u32 reg,
#define IS_G33(dev) (INTEL_INFO(dev)->is_g33)
#define IS_IRONLAKE_D(dev) ((dev)->pci_device == 0x0042)
#define IS_IRONLAKE_M(dev) ((dev)->pci_device == 0x0046)
#define IS_IRONLAKE(dev) (INTEL_INFO(dev)->is_ironlake)
#define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile)
#define IS_GEN2(dev) (INTEL_INFO(dev)->gen == 2)
@ -1278,6 +1291,7 @@ static inline void i915_write(struct drm_i915_private *dev_priv, u32 reg,
#define IS_GEN6(dev) (INTEL_INFO(dev)->gen == 6)
#define HAS_BSD(dev) (INTEL_INFO(dev)->has_bsd_ring)
#define HAS_BLT(dev) (INTEL_INFO(dev)->has_blt_ring)
#define I915_NEED_GFX_HWS(dev) (INTEL_INFO(dev)->need_gfx_hws)
#define HAS_OVERLAY(dev) (INTEL_INFO(dev)->has_overlay)
@ -1289,8 +1303,8 @@ static inline void i915_write(struct drm_i915_private *dev_priv, u32 reg,
#define HAS_128_BYTE_Y_TILING(dev) (!IS_GEN2(dev) && !(IS_I915G(dev) || \
IS_I915GM(dev)))
#define SUPPORTS_DIGITAL_OUTPUTS(dev) (!IS_GEN2(dev) && !IS_PINEVIEW(dev))
#define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev) || IS_IRONLAKE(dev))
#define SUPPORTS_INTEGRATED_DP(dev) (IS_G4X(dev) || IS_IRONLAKE(dev))
#define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev) || IS_GEN5(dev))
#define SUPPORTS_INTEGRATED_DP(dev) (IS_G4X(dev) || IS_GEN5(dev))
#define SUPPORTS_EDP(dev) (IS_IRONLAKE_M(dev))
#define SUPPORTS_TV(dev) (INTEL_INFO(dev)->supports_tv)
#define I915_HAS_HOTPLUG(dev) (INTEL_INFO(dev)->has_hotplug)
@ -1302,9 +1316,8 @@ static inline void i915_write(struct drm_i915_private *dev_priv, u32 reg,
#define I915_HAS_FBC(dev) (INTEL_INFO(dev)->has_fbc)
#define I915_HAS_RC6(dev) (INTEL_INFO(dev)->has_rc6)
#define HAS_PCH_SPLIT(dev) (IS_IRONLAKE(dev) || \
IS_GEN6(dev))
#define HAS_PIPE_CONTROL(dev) (IS_IRONLAKE(dev) || IS_GEN6(dev))
#define HAS_PCH_SPLIT(dev) (IS_GEN5(dev) || IS_GEN6(dev))
#define HAS_PIPE_CONTROL(dev) (IS_GEN5(dev) || IS_GEN6(dev))
#define INTEL_PCH_TYPE(dev) (((struct drm_i915_private *)(dev)->dev_private)->pch_type)
#define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT)

1291
drivers/gpu/drm/i915/i915_gem.c
View file

File diff suppressed because it is too large Load diff

67
drivers/gpu/drm/i915/i915_gem_evict.c
View file

@ -31,49 +31,6 @@
#include "i915_drv.h"
#include "i915_drm.h"
static struct drm_i915_gem_object *
i915_gem_next_active_object(struct drm_device *dev,
struct list_head **render_iter,
struct list_head **bsd_iter)
{
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_gem_object *render_obj = NULL, *bsd_obj = NULL;
if (*render_iter != &dev_priv->render_ring.active_list)
render_obj = list_entry(*render_iter,
struct drm_i915_gem_object,
list);
if (HAS_BSD(dev)) {
if (*bsd_iter != &dev_priv->bsd_ring.active_list)
bsd_obj = list_entry(*bsd_iter,
struct drm_i915_gem_object,
list);
if (render_obj == NULL) {
*bsd_iter = (*bsd_iter)->next;
return bsd_obj;
}
if (bsd_obj == NULL) {
*render_iter = (*render_iter)->next;
return render_obj;
}
/* XXX can we handle seqno wrapping? */
if (render_obj->last_rendering_seqno < bsd_obj->last_rendering_seqno) {
*render_iter = (*render_iter)->next;
return render_obj;
} else {
*bsd_iter = (*bsd_iter)->next;
return bsd_obj;
}
} else {
*render_iter = (*render_iter)->next;
return render_obj;
}
}
static bool
mark_free(struct drm_i915_gem_object *obj_priv,
struct list_head *unwind)
@ -83,18 +40,12 @@ mark_free(struct drm_i915_gem_object *obj_priv,
return drm_mm_scan_add_block(obj_priv->gtt_space);
}
#define i915_for_each_active_object(OBJ, R, B) \
*(R) = dev_priv->render_ring.active_list.next; \
*(B) = dev_priv->bsd_ring.active_list.next; \
while (((OBJ) = i915_gem_next_active_object(dev, (R), (B))) != NULL)
int
i915_gem_evict_something(struct drm_device *dev, int min_size, unsigned alignment)
{
drm_i915_private_t *dev_priv = dev->dev_private;
struct list_head eviction_list, unwind_list;
struct drm_i915_gem_object *obj_priv;
struct list_head *render_iter, *bsd_iter;
int ret = 0;
i915_gem_retire_requests(dev);
@ -131,13 +82,13 @@ i915_gem_evict_something(struct drm_device *dev, int min_size, unsigned alignmen
drm_mm_init_scan(&dev_priv->mm.gtt_space, min_size, alignment);
/* First see if there is a large enough contiguous idle region... */
list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list, list) {
list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list, mm_list) {
if (mark_free(obj_priv, &unwind_list))
goto found;
}
/* Now merge in the soon-to-be-expired objects... */
i915_for_each_active_object(obj_priv, &render_iter, &bsd_iter) {
list_for_each_entry(obj_priv, &dev_priv->mm.active_list, mm_list) {
/* Does the object require an outstanding flush? */
if (obj_priv->base.write_domain || obj_priv->pin_count)
continue;
@ -147,14 +98,14 @@ i915_gem_evict_something(struct drm_device *dev, int min_size, unsigned alignmen
}
/* Finally add anything with a pending flush (in order of retirement) */
list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list, list) {
list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list, mm_list) {
if (obj_priv->pin_count)
continue;
if (mark_free(obj_priv, &unwind_list))
goto found;
}
i915_for_each_active_object(obj_priv, &render_iter, &bsd_iter) {
list_for_each_entry(obj_priv, &dev_priv->mm.active_list, mm_list) {
if (! obj_priv->base.write_domain || obj_priv->pin_count)
continue;
@ -215,8 +166,8 @@ i915_gem_evict_everything(struct drm_device *dev)
lists_empty = (list_empty(&dev_priv->mm.inactive_list) &&
list_empty(&dev_priv->mm.flushing_list) &&
list_empty(&dev_priv->render_ring.active_list) &&
(!HAS_BSD(dev)
|| list_empty(&dev_priv->bsd_ring.active_list)));
list_empty(&dev_priv->bsd_ring.active_list) &&
list_empty(&dev_priv->blt_ring.active_list));
if (lists_empty)
return -ENOSPC;
@ -234,8 +185,8 @@ i915_gem_evict_everything(struct drm_device *dev)
lists_empty = (list_empty(&dev_priv->mm.inactive_list) &&
list_empty(&dev_priv->mm.flushing_list) &&
list_empty(&dev_priv->render_ring.active_list) &&
(!HAS_BSD(dev)
|| list_empty(&dev_priv->bsd_ring.active_list)));
list_empty(&dev_priv->bsd_ring.active_list) &&
list_empty(&dev_priv->blt_ring.active_list));
BUG_ON(!lists_empty);
return 0;
@ -253,7 +204,7 @@ i915_gem_evict_inactive(struct drm_device *dev)
obj = &list_first_entry(&dev_priv->mm.inactive_list,
struct drm_i915_gem_object,
list)->base;
mm_list)->base;
ret = i915_gem_object_unbind(obj);
if (ret != 0) {

2
drivers/gpu/drm/i915/i915_gem_tiling.c
View file

@ -92,7 +92,7 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev)
uint32_t swizzle_x = I915_BIT_6_SWIZZLE_UNKNOWN;
uint32_t swizzle_y = I915_BIT_6_SWIZZLE_UNKNOWN;
if (IS_IRONLAKE(dev) || IS_GEN6(dev)) {
if (IS_GEN5(dev) || IS_GEN6(dev)) {
/* On Ironlake whatever DRAM config, GPU always do
* same swizzling setup.
*/

98
drivers/gpu/drm/i915/i915_irq.c
View file

@ -293,13 +293,26 @@ static void i915_handle_rps_change(struct drm_device *dev)
return;
}
static void notify_ring(struct drm_device *dev,
struct intel_ring_buffer *ring)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 seqno = ring->get_seqno(dev, ring);
ring->irq_gem_seqno = seqno;
trace_i915_gem_request_complete(dev, seqno);
wake_up_all(&ring->irq_queue);
dev_priv->hangcheck_count = 0;
mod_timer(&dev_priv->hangcheck_timer,
jiffies + msecs_to_jiffies(DRM_I915_HANGCHECK_PERIOD));
}
static irqreturn_t ironlake_irq_handler(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
int ret = IRQ_NONE;
u32 de_iir, gt_iir, de_ier, pch_iir;
u32 hotplug_mask;
struct drm_i915_master_private *master_priv;
struct intel_ring_buffer *render_ring = &dev_priv->render_ring;
u32 bsd_usr_interrupt = GT_BSD_USER_INTERRUPT;
if (IS_GEN6(dev))
@ -317,6 +330,11 @@ static irqreturn_t ironlake_irq_handler(struct drm_device *dev)
if (de_iir == 0 && gt_iir == 0 && pch_iir == 0)
goto done;
if (HAS_PCH_CPT(dev))
hotplug_mask = SDE_HOTPLUG_MASK_CPT;
else
hotplug_mask = SDE_HOTPLUG_MASK;
ret = IRQ_HANDLED;
if (dev->primary->master) {
@ -326,17 +344,12 @@ static irqreturn_t ironlake_irq_handler(struct drm_device *dev)
READ_BREADCRUMB(dev_priv);
}
if (gt_iir & GT_PIPE_NOTIFY) {
u32 seqno = render_ring->get_seqno(dev, render_ring);
render_ring->irq_gem_seqno = seqno;
trace_i915_gem_request_complete(dev, seqno);
wake_up_all(&dev_priv->render_ring.irq_queue);
dev_priv->hangcheck_count = 0;
mod_timer(&dev_priv->hangcheck_timer,
jiffies + msecs_to_jiffies(DRM_I915_HANGCHECK_PERIOD));
}
if (gt_iir & GT_PIPE_NOTIFY)
notify_ring(dev, &dev_priv->render_ring);
if (gt_iir & bsd_usr_interrupt)
wake_up_all(&dev_priv->bsd_ring.irq_queue);
notify_ring(dev, &dev_priv->bsd_ring);
if (HAS_BLT(dev) && gt_iir & GT_BLT_USER_INTERRUPT)
notify_ring(dev, &dev_priv->blt_ring);
if (de_iir & DE_GSE)
intel_opregion_gse_intr(dev);
@ -358,10 +371,8 @@ static irqreturn_t ironlake_irq_handler(struct drm_device *dev)
drm_handle_vblank(dev, 1);
/* check event from PCH */
if ((de_iir & DE_PCH_EVENT) &&
(pch_iir & SDE_HOTPLUG_MASK)) {
if ((de_iir & DE_PCH_EVENT) && (pch_iir & hotplug_mask))
queue_work(dev_priv->wq, &dev_priv->hotplug_work);
}
if (de_iir & DE_PCU_EVENT) {
I915_WRITE16(MEMINTRSTS, I915_READ(MEMINTRSTS));
@ -604,9 +615,7 @@ static void i915_capture_error_state(struct drm_device *dev)
batchbuffer[0] = NULL;
batchbuffer[1] = NULL;
count = 0;
list_for_each_entry(obj_priv,
&dev_priv->render_ring.active_list, list) {
list_for_each_entry(obj_priv, &dev_priv->mm.active_list, mm_list) {
struct drm_gem_object *obj = &obj_priv->base;
if (batchbuffer[0] == NULL &&
@ -623,7 +632,7 @@ static void i915_capture_error_state(struct drm_device *dev)
}
/* Scan the other lists for completeness for those bizarre errors. */
if (batchbuffer[0] == NULL || batchbuffer[1] == NULL) {
list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list, list) {
list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list, mm_list) {
struct drm_gem_object *obj = &obj_priv->base;
if (batchbuffer[0] == NULL &&
@ -641,7 +650,7 @@ static void i915_capture_error_state(struct drm_device *dev)
}
}
if (batchbuffer[0] == NULL || batchbuffer[1] == NULL) {
list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list, list) {
list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list, mm_list) {
struct drm_gem_object *obj = &obj_priv->base;
if (batchbuffer[0] == NULL &&
@ -660,7 +669,7 @@ static void i915_capture_error_state(struct drm_device *dev)
}
/* We need to copy these to an anonymous buffer as the simplest
* method to avoid being overwritten by userpace.
* method to avoid being overwritten by userspace.
*/
error->batchbuffer[0] = i915_error_object_create(dev, batchbuffer[0]);
if (batchbuffer[1] != batchbuffer[0])
@ -682,8 +691,7 @@ static void i915_capture_error_state(struct drm_device *dev)
if (error->active_bo) {
int i = 0;
list_for_each_entry(obj_priv,
&dev_priv->render_ring.active_list, list) {
list_for_each_entry(obj_priv, &dev_priv->mm.active_list, mm_list) {
struct drm_gem_object *obj = &obj_priv->base;
error->active_bo[i].size = obj->size;
@ -880,6 +888,8 @@ static void i915_handle_error(struct drm_device *dev, bool wedged)
wake_up_all(&dev_priv->render_ring.irq_queue);
if (HAS_BSD(dev))
wake_up_all(&dev_priv->bsd_ring.irq_queue);
if (HAS_BLT(dev))
wake_up_all(&dev_priv->blt_ring.irq_queue);
}
queue_work(dev_priv->wq, &dev_priv->error_work);
@ -940,7 +950,6 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
unsigned long irqflags;
int irq_received;
int ret = IRQ_NONE;
struct intel_ring_buffer *render_ring = &dev_priv->render_ring;
atomic_inc(&dev_priv->irq_received);
@ -1017,18 +1026,10 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
READ_BREADCRUMB(dev_priv);
}
if (iir & I915_USER_INTERRUPT) {
u32 seqno = render_ring->get_seqno(dev, render_ring);
render_ring->irq_gem_seqno = seqno;
trace_i915_gem_request_complete(dev, seqno);
wake_up_all(&dev_priv->render_ring.irq_queue);
dev_priv->hangcheck_count = 0;
mod_timer(&dev_priv->hangcheck_timer,
jiffies + msecs_to_jiffies(DRM_I915_HANGCHECK_PERIOD));
}
if (iir & I915_USER_INTERRUPT)
notify_ring(dev, &dev_priv->render_ring);
if (HAS_BSD(dev) && (iir & I915_BSD_USER_INTERRUPT))
wake_up_all(&dev_priv->bsd_ring.irq_queue);
notify_ring(dev, &dev_priv->bsd_ring);
if (iir & I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT) {
intel_prepare_page_flip(dev, 0);
@ -1357,6 +1358,12 @@ void i915_hangcheck_elapsed(unsigned long data)
missed_wakeup = true;
}
if (dev_priv->blt_ring.waiting_gem_seqno &&
waitqueue_active(&dev_priv->blt_ring.irq_queue)) {
wake_up_all(&dev_priv->blt_ring.irq_queue);
missed_wakeup = true;
}
if (missed_wakeup)
DRM_ERROR("Hangcheck timer elapsed... GPU idle, missed IRQ.\n");
return;
@ -1431,8 +1438,7 @@ static int ironlake_irq_postinstall(struct drm_device *dev)
u32 display_mask = DE_MASTER_IRQ_CONTROL | DE_GSE | DE_PCH_EVENT |
DE_PLANEA_FLIP_DONE | DE_PLANEB_FLIP_DONE;
u32 render_mask = GT_PIPE_NOTIFY | GT_BSD_USER_INTERRUPT;
u32 hotplug_mask = SDE_CRT_HOTPLUG | SDE_PORTB_HOTPLUG |
SDE_PORTC_HOTPLUG | SDE_PORTD_HOTPLUG;
u32 hotplug_mask;
dev_priv->irq_mask_reg = ~display_mask;
dev_priv->de_irq_enable_reg = display_mask | DE_PIPEA_VBLANK | DE_PIPEB_VBLANK;
@ -1443,8 +1449,12 @@ static int ironlake_irq_postinstall(struct drm_device *dev)
I915_WRITE(DEIER, dev_priv->de_irq_enable_reg);
(void) I915_READ(DEIER);
if (IS_GEN6(dev))
render_mask = GT_PIPE_NOTIFY | GT_GEN6_BSD_USER_INTERRUPT;
if (IS_GEN6(dev)) {
render_mask =
GT_PIPE_NOTIFY |
GT_GEN6_BSD_USER_INTERRUPT |
GT_BLT_USER_INTERRUPT;
}
dev_priv->gt_irq_mask_reg = ~render_mask;
dev_priv->gt_irq_enable_reg = render_mask;
@ -1454,11 +1464,20 @@ static int ironlake_irq_postinstall(struct drm_device *dev)
if (IS_GEN6(dev)) {
I915_WRITE(GEN6_RENDER_IMR, ~GEN6_RENDER_PIPE_CONTROL_NOTIFY_INTERRUPT);
I915_WRITE(GEN6_BSD_IMR, ~GEN6_BSD_IMR_USER_INTERRUPT);
I915_WRITE(GEN6_BLITTER_IMR, ~GEN6_BLITTER_USER_INTERRUPT);
}
I915_WRITE(GTIER, dev_priv->gt_irq_enable_reg);
(void) I915_READ(GTIER);
if (HAS_PCH_CPT(dev)) {
hotplug_mask = SDE_CRT_HOTPLUG_CPT | SDE_PORTB_HOTPLUG_CPT |
SDE_PORTC_HOTPLUG_CPT | SDE_PORTD_HOTPLUG_CPT ;
} else {
hotplug_mask = SDE_CRT_HOTPLUG | SDE_PORTB_HOTPLUG |
SDE_PORTC_HOTPLUG | SDE_PORTD_HOTPLUG;
}
dev_priv->pch_irq_mask_reg = ~hotplug_mask;
dev_priv->pch_irq_enable_reg = hotplug_mask;
@ -1515,9 +1534,10 @@ int i915_driver_irq_postinstall(struct drm_device *dev)
u32 error_mask;
DRM_INIT_WAITQUEUE(&dev_priv->render_ring.irq_queue);
if (HAS_BSD(dev))
DRM_INIT_WAITQUEUE(&dev_priv->bsd_ring.irq_queue);
if (HAS_BLT(dev))
DRM_INIT_WAITQUEUE(&dev_priv->blt_ring.irq_queue);
dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B;

37
drivers/gpu/drm/i915/i915_reg.h
View file

@ -263,6 +263,7 @@
#define RENDER_RING_BASE 0x02000
#define BSD_RING_BASE 0x04000
#define GEN6_BSD_RING_BASE 0x12000
#define BLT_RING_BASE 0x22000
#define RING_TAIL(base) ((base)+0x30)
#define RING_HEAD(base) ((base)+0x34)
#define RING_START(base) ((base)+0x38)
@ -661,13 +662,6 @@
#define LVDS 0x61180
#define LVDS_ON (1<<31)
#define ADPA 0x61100
#define ADPA_DPMS_MASK (~(3<<10))
#define ADPA_DPMS_ON (0<<10)
#define ADPA_DPMS_SUSPEND (1<<10)
#define ADPA_DPMS_STANDBY (2<<10)
#define ADPA_DPMS_OFF (3<<10)
/* Scratch pad debug 0 reg:
*/
#define DPLL_FPA01_P1_POST_DIV_MASK_I830 0x001f0000
@ -1200,6 +1194,7 @@
#define ADPA_DPMS_STANDBY (2<<10)
#define ADPA_DPMS_OFF (3<<10)
/* Hotplug control (945+ only) */
#define PORT_HOTPLUG_EN 0x61110
#define HDMIB_HOTPLUG_INT_EN (1 << 29)
@ -1358,6 +1353,22 @@
#define LVDS_B0B3_POWER_DOWN (0 << 2)
#define LVDS_B0B3_POWER_UP (3 << 2)
/* Video Data Island Packet control */
#define VIDEO_DIP_DATA 0x61178
#define VIDEO_DIP_CTL 0x61170
#define VIDEO_DIP_ENABLE (1 << 31)
#define VIDEO_DIP_PORT_B (1 << 29)
#define VIDEO_DIP_PORT_C (2 << 29)
#define VIDEO_DIP_ENABLE_AVI (1 << 21)
#define VIDEO_DIP_ENABLE_VENDOR (2 << 21)
#define VIDEO_DIP_ENABLE_SPD (8 << 21)
#define VIDEO_DIP_SELECT_AVI (0 << 19)
#define VIDEO_DIP_SELECT_VENDOR (1 << 19)
#define VIDEO_DIP_SELECT_SPD (3 << 19)
#define VIDEO_DIP_FREQ_ONCE (0 << 16)
#define VIDEO_DIP_FREQ_VSYNC (1 << 16)
#define VIDEO_DIP_FREQ_2VSYNC (2 << 16)
/* Panel power sequencing */
#define PP_STATUS 0x61200
#define PP_ON (1 << 31)
@ -1373,6 +1384,9 @@
#define PP_SEQUENCE_ON (1 << 28)
#define PP_SEQUENCE_OFF (2 << 28)
#define PP_SEQUENCE_MASK 0x30000000
#define PP_CYCLE_DELAY_ACTIVE (1 << 27)
#define PP_SEQUENCE_STATE_ON_IDLE (1 << 3)
#define PP_SEQUENCE_STATE_MASK 0x0000000f
#define PP_CONTROL 0x61204
#define POWER_TARGET_ON (1 << 0)
#define PP_ON_DELAYS 0x61208
@ -2564,6 +2578,7 @@
#define GT_USER_INTERRUPT (1 << 0)
#define GT_BSD_USER_INTERRUPT (1 << 5)
#define GT_GEN6_BSD_USER_INTERRUPT (1 << 12)
#define GT_BLT_USER_INTERRUPT (1 << 22)
#define GTISR 0x44010
#define GTIMR 0x44014
@ -2598,6 +2613,10 @@
#define SDE_PORTD_HOTPLUG_CPT (1 << 23)
#define SDE_PORTC_HOTPLUG_CPT (1 << 22)
#define SDE_PORTB_HOTPLUG_CPT (1 << 21)
#define SDE_HOTPLUG_MASK_CPT (SDE_CRT_HOTPLUG_CPT | \
SDE_PORTD_HOTPLUG_CPT | \
SDE_PORTC_HOTPLUG_CPT | \
SDE_PORTB_HOTPLUG_CPT)
#define SDEISR 0xc4000
#define SDEIMR 0xc4004
@ -2779,6 +2798,10 @@
#define FDI_RXA_CHICKEN 0xc200c
#define FDI_RXB_CHICKEN 0xc2010
#define FDI_RX_PHASE_SYNC_POINTER_ENABLE (1)
#define FDI_RX_CHICKEN(pipe) _PIPE(pipe, FDI_RXA_CHICKEN, FDI_RXB_CHICKEN)
#define SOUTH_DSPCLK_GATE_D 0xc2020
#define PCH_DPLSUNIT_CLOCK_GATE_DISABLE (1<<29)
/* CPU: FDI_TX */
#define FDI_TXA_CTL 0x60100

286
drivers/gpu/drm/i915/intel_acpi.c Normal file
View file

@ -0,0 +1,286 @@
/*
* Intel ACPI functions
*
* _DSM related code stolen from nouveau_acpi.c.
*/
#include <linux/pci.h>
#include <linux/acpi.h>
#include <linux/vga_switcheroo.h>
#include <acpi/acpi_drivers.h>
#include "drmP.h"
#define INTEL_DSM_REVISION_ID 1 /* For Calpella anyway... */
#define INTEL_DSM_FN_SUPPORTED_FUNCTIONS 0 /* No args */
#define INTEL_DSM_FN_PLATFORM_MUX_INFO 1 /* No args */
static struct intel_dsm_priv {
acpi_handle dhandle;
} intel_dsm_priv;
static const u8 intel_dsm_guid[] = {
0xd3, 0x73, 0xd8, 0x7e,
0xd0, 0xc2,
0x4f, 0x4e,
0xa8, 0x54,
0x0f, 0x13, 0x17, 0xb0, 0x1c, 0x2c
};
static int intel_dsm(acpi_handle handle, int func, int arg)
{
struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
struct acpi_object_list input;
union acpi_object params[4];
union acpi_object *obj;
u32 result;
int ret = 0;
input.count = 4;
input.pointer = params;
params[0].type = ACPI_TYPE_BUFFER;
params[0].buffer.length = sizeof(intel_dsm_guid);
params[0].buffer.pointer = (char *)intel_dsm_guid;
params[1].type = ACPI_TYPE_INTEGER;
params[1].integer.value = INTEL_DSM_REVISION_ID;
params[2].type = ACPI_TYPE_INTEGER;
params[2].integer.value = func;
params[3].type = ACPI_TYPE_INTEGER;
params[3].integer.value = arg;
ret = acpi_evaluate_object(handle, "_DSM", &input, &output);
if (ret) {
DRM_DEBUG_DRIVER("failed to evaluate _DSM: %d\n", ret);
return ret;
}
obj = (union acpi_object *)output.pointer;
result = 0;
switch (obj->type) {
case ACPI_TYPE_INTEGER:
result = obj->integer.value;
break;
case ACPI_TYPE_BUFFER:
if (obj->buffer.length == 4) {
result =(obj->buffer.pointer[0] |
(obj->buffer.pointer[1] << 8) |
(obj->buffer.pointer[2] << 16) |
(obj->buffer.pointer[3] << 24));
break;
}
default:
ret = -EINVAL;
break;
}
if (result == 0x80000002)
ret = -ENODEV;
kfree(output.pointer);
return ret;
}
static char *intel_dsm_port_name(u8 id)
{
switch (id) {
case 0:
return "Reserved";
case 1:
return "Analog VGA";
case 2:
return "LVDS";
case 3:
return "Reserved";
case 4:
return "HDMI/DVI_B";
case 5:
return "HDMI/DVI_C";
case 6:
return "HDMI/DVI_D";
case 7:
return "DisplayPort_A";
case 8:
return "DisplayPort_B";
case 9:
return "DisplayPort_C";
case 0xa:
return "DisplayPort_D";
case 0xb:
case 0xc:
case 0xd:
return "Reserved";
case 0xe:
return "WiDi";
default:
return "bad type";
}
}
static char *intel_dsm_mux_type(u8 type)
{
switch (type) {
case 0:
return "unknown";
case 1:
return "No MUX, iGPU only";
case 2:
return "No MUX, dGPU only";
case 3:
return "MUXed between iGPU and dGPU";
default:
return "bad type";
}
}
static void intel_dsm_platform_mux_info(void)
{
struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
struct acpi_object_list input;
union acpi_object params[4];
union acpi_object *pkg;
int i, ret;
input.count = 4;
input.pointer = params;
params[0].type = ACPI_TYPE_BUFFER;
params[0].buffer.length = sizeof(intel_dsm_guid);
params[0].buffer.pointer = (char *)intel_dsm_guid;
params[1].type = ACPI_TYPE_INTEGER;
params[1].integer.value = INTEL_DSM_REVISION_ID;
params[2].type = ACPI_TYPE_INTEGER;
params[2].integer.value = INTEL_DSM_FN_PLATFORM_MUX_INFO;
params[3].type = ACPI_TYPE_INTEGER;
params[3].integer.value = 0;
ret = acpi_evaluate_object(intel_dsm_priv.dhandle, "_DSM", &input,
&output);
if (ret) {
DRM_DEBUG_DRIVER("failed to evaluate _DSM: %d\n", ret);
goto out;
}
pkg = (union acpi_object *)output.pointer;
if (pkg->type == ACPI_TYPE_PACKAGE) {
union acpi_object *connector_count = &pkg->package.elements[0];
DRM_DEBUG_DRIVER("MUX info connectors: %lld\n",
(unsigned long long)connector_count->integer.value);
for (i = 1; i < pkg->package.count; i++) {
union acpi_object *obj = &pkg->package.elements[i];
union acpi_object *connector_id =
&obj->package.elements[0];
union acpi_object *info = &obj->package.elements[1];
DRM_DEBUG_DRIVER("Connector id: 0x%016llx\n",
(unsigned long long)connector_id->integer.value);
DRM_DEBUG_DRIVER(" port id: %s\n",
intel_dsm_port_name(info->buffer.pointer[0]));
DRM_DEBUG_DRIVER(" display mux info: %s\n",
intel_dsm_mux_type(info->buffer.pointer[1]));
DRM_DEBUG_DRIVER(" aux/dc mux info: %s\n",
intel_dsm_mux_type(info->buffer.pointer[2]));
DRM_DEBUG_DRIVER(" hpd mux info: %s\n",
intel_dsm_mux_type(info->buffer.pointer[3]));
}
} else {
DRM_ERROR("MUX INFO call failed\n");
}
out:
kfree(output.pointer);
}
static int intel_dsm_switchto(enum vga_switcheroo_client_id id)
{
return 0;
}
static int intel_dsm_power_state(enum vga_switcheroo_client_id id,
enum vga_switcheroo_state state)
{
return 0;
}
static int intel_dsm_init(void)
{
return 0;
}
static int intel_dsm_get_client_id(struct pci_dev *pdev)
{
if (intel_dsm_priv.dhandle == DEVICE_ACPI_HANDLE(&pdev->dev))
return VGA_SWITCHEROO_IGD;
else
return VGA_SWITCHEROO_DIS;
}
static struct vga_switcheroo_handler intel_dsm_handler = {
.switchto = intel_dsm_switchto,
.power_state = intel_dsm_power_state,
.init = intel_dsm_init,
.get_client_id = intel_dsm_get_client_id,
};
static bool intel_dsm_pci_probe(struct pci_dev *pdev)
{
acpi_handle dhandle, intel_handle;
acpi_status status;
int ret;
dhandle = DEVICE_ACPI_HANDLE(&pdev->dev);
if (!dhandle)
return false;
status = acpi_get_handle(dhandle, "_DSM", &intel_handle);
if (ACPI_FAILURE(status)) {
DRM_DEBUG_KMS("no _DSM method for intel device\n");
return false;
}
ret = intel_dsm(dhandle, INTEL_DSM_FN_SUPPORTED_FUNCTIONS, 0);
if (ret < 0) {
DRM_ERROR("failed to get supported _DSM functions\n");
return false;
}
intel_dsm_priv.dhandle = dhandle;
intel_dsm_platform_mux_info();
return true;
}
static bool intel_dsm_detect(void)
{
char acpi_method_name[255] = { 0 };
struct acpi_buffer buffer = {sizeof(acpi_method_name), acpi_method_name};
struct pci_dev *pdev = NULL;
bool has_dsm = false;
int vga_count = 0;
while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) {
vga_count++;
has_dsm |= intel_dsm_pci_probe(pdev);
}
if (vga_count == 2 && has_dsm) {
acpi_get_name(intel_dsm_priv.dhandle, ACPI_FULL_PATHNAME, &buffer);
DRM_DEBUG_DRIVER("VGA switcheroo: detected DSM switching method %s handle\n",
acpi_method_name);
return true;
}
return false;
}
void intel_register_dsm_handler(void)
{
if (!intel_dsm_detect())
return;
vga_switcheroo_register_handler(&intel_dsm_handler);
}
void intel_unregister_dsm_handler(void)
{
vga_switcheroo_unregister_handler();
}

85
drivers/gpu/drm/i915/intel_bios.c
View file

@ -24,6 +24,7 @@
* Eric Anholt <eric@anholt.net>
*
*/
#include <drm/drm_dp_helper.h>
#include "drmP.h"
#include "drm.h"
#include "i915_drm.h"
@ -264,10 +265,10 @@ parse_general_features(struct drm_i915_private *dev_priv,
dev_priv->lvds_use_ssc = general->enable_ssc;
if (dev_priv->lvds_use_ssc) {
if (IS_I85X(dev_priv->dev))
if (IS_I85X(dev))
dev_priv->lvds_ssc_freq =
general->ssc_freq ? 66 : 48;
else if (IS_IRONLAKE(dev_priv->dev) || IS_GEN6(dev))
else if (IS_GEN5(dev) || IS_GEN6(dev))
dev_priv->lvds_ssc_freq =
general->ssc_freq ? 100 : 120;
else
@ -413,6 +414,8 @@ static void
parse_edp(struct drm_i915_private *dev_priv, struct bdb_header *bdb)
{
struct bdb_edp *edp;
struct edp_power_seq *edp_pps;
struct edp_link_params *edp_link_params;
edp = find_section(bdb, BDB_EDP);
if (!edp) {
@ -437,19 +440,54 @@ parse_edp(struct drm_i915_private *dev_priv, struct bdb_header *bdb)
break;
}
dev_priv->edp.rate = edp->link_params[panel_type].rate;
dev_priv->edp.lanes = edp->link_params[panel_type].lanes;
dev_priv->edp.preemphasis = edp->link_params[panel_type].preemphasis;
dev_priv->edp.vswing = edp->link_params[panel_type].vswing;
/* Get the eDP sequencing and link info */
edp_pps = &edp->power_seqs[panel_type];
edp_link_params = &edp->link_params[panel_type];
DRM_DEBUG_KMS("eDP vBIOS settings: bpp=%d, rate=%d, lanes=%d, preemphasis=%d, vswing=%d\n",
dev_priv->edp.bpp,
dev_priv->edp.rate,
dev_priv->edp.lanes,
dev_priv->edp.preemphasis,
dev_priv->edp.vswing);
dev_priv->edp.pps = *edp_pps;
dev_priv->edp.initialized = true;
dev_priv->edp.rate = edp_link_params->rate ? DP_LINK_BW_2_7 :
DP_LINK_BW_1_62;
switch (edp_link_params->lanes) {
case 0:
dev_priv->edp.lanes = 1;
break;
case 1:
dev_priv->edp.lanes = 2;
break;
case 3:
default:
dev_priv->edp.lanes = 4;
break;
}
switch (edp_link_params->preemphasis) {
case 0:
dev_priv->edp.preemphasis = DP_TRAIN_PRE_EMPHASIS_0;
break;
case 1:
dev_priv->edp.preemphasis = DP_TRAIN_PRE_EMPHASIS_3_5;
break;
case 2:
dev_priv->edp.preemphasis = DP_TRAIN_PRE_EMPHASIS_6;
break;
case 3:
dev_priv->edp.preemphasis = DP_TRAIN_PRE_EMPHASIS_9_5;
break;
}
switch (edp_link_params->vswing) {
case 0:
dev_priv->edp.vswing = DP_TRAIN_VOLTAGE_SWING_400;
break;
case 1:
dev_priv->edp.vswing = DP_TRAIN_VOLTAGE_SWING_600;
break;
case 2:
dev_priv->edp.vswing = DP_TRAIN_VOLTAGE_SWING_800;
break;
case 3:
dev_priv->edp.vswing = DP_TRAIN_VOLTAGE_SWING_1200;
break;
}
}
static void
@ -539,7 +577,7 @@ init_vbt_defaults(struct drm_i915_private *dev_priv)
}
/**
* intel_init_bios - initialize VBIOS settings & find VBT
* intel_parse_bios - find VBT and initialize settings from the BIOS
* @dev: DRM device
*
* Loads the Video BIOS and checks that the VBT exists. Sets scratch registers
@ -548,7 +586,7 @@ init_vbt_defaults(struct drm_i915_private *dev_priv)
* Returns 0 on success, nonzero on failure.
*/
bool
intel_init_bios(struct drm_device *dev)
intel_parse_bios(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct pci_dev *pdev = dev->pdev;
@ -609,3 +647,20 @@ intel_init_bios(struct drm_device *dev)
return 0;
}
/* Ensure that vital registers have been initialised, even if the BIOS
* is absent or just failing to do its job.
*/
void intel_setup_bios(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
/* Set the Panel Power On/Off timings if uninitialized. */
if ((I915_READ(PP_ON_DELAYS) == 0) && (I915_READ(PP_OFF_DELAYS) == 0)) {
/* Set T2 to 40ms and T5 to 200ms */
I915_WRITE(PP_ON_DELAYS, 0x019007d0);
/* Set T3 to 35ms and Tx to 200ms */
I915_WRITE(PP_OFF_DELAYS, 0x015e07d0);
}
}

3
drivers/gpu/drm/i915/intel_bios.h
View file

@ -467,7 +467,8 @@ struct bdb_edp {
struct edp_link_params link_params[16];
} __attribute__ ((packed));
bool intel_init_bios(struct drm_device *dev);
void intel_setup_bios(struct drm_device *dev);
bool intel_parse_bios(struct drm_device *dev);
/*
* Driver<->VBIOS interaction occurs through scratch bits in

3
drivers/gpu/drm/i915/intel_crt.c
View file

@ -191,7 +191,8 @@ static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector)
DRM_DEBUG_KMS("timed out waiting for FORCE_TRIGGER");
if (turn_off_dac) {
I915_WRITE(PCH_ADPA, temp);
/* Make sure hotplug is enabled */
I915_WRITE(PCH_ADPA, temp | ADPA_CRT_HOTPLUG_ENABLE);
(void)I915_READ(PCH_ADPA);
}

175
drivers/gpu/drm/i915/intel_display.c
View file

@ -345,8 +345,11 @@ intel_find_pll_ironlake_dp(const intel_limit_t *, struct drm_crtc *crtc,
static inline u32 /* units of 100MHz */
intel_fdi_link_freq(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
return (I915_READ(FDI_PLL_BIOS_0) & FDI_PLL_FB_CLOCK_MASK) + 2;
if (IS_GEN5(dev)) {
struct drm_i915_private *dev_priv = dev->dev_private;
return (I915_READ(FDI_PLL_BIOS_0) & FDI_PLL_FB_CLOCK_MASK) + 2;
} else
return 27;
}
static const intel_limit_t intel_limits_i8xx_dvo = {
@ -932,10 +935,6 @@ intel_find_pll_ironlake_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
struct drm_device *dev = crtc->dev;
intel_clock_t clock;
/* return directly when it is eDP */
if (HAS_eDP)
return true;
if (target < 200000) {
clock.n = 1;
clock.p1 = 2;
@ -1719,6 +1718,9 @@ static void ironlake_fdi_link_train(struct drm_crtc *crtc)
POSTING_READ(reg);
udelay(150);
/* Ironlake workaround, enable clock pointer after FDI enable*/
I915_WRITE(FDI_RX_CHICKEN(pipe), FDI_RX_PHASE_SYNC_POINTER_ENABLE);
reg = FDI_RX_IIR(pipe);
for (tries = 0; tries < 5; tries++) {
temp = I915_READ(reg);
@ -1764,6 +1766,28 @@ static void ironlake_fdi_link_train(struct drm_crtc *crtc)
DRM_ERROR("FDI train 2 fail!\n");
DRM_DEBUG_KMS("FDI train done\n");
/* enable normal train */
reg = FDI_TX_CTL(pipe);
temp = I915_READ(reg);
temp &= ~FDI_LINK_TRAIN_NONE;
temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE;
I915_WRITE(reg, temp);
reg = FDI_RX_CTL(pipe);
temp = I915_READ(reg);
if (HAS_PCH_CPT(dev)) {
temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT;
temp |= FDI_LINK_TRAIN_NORMAL_CPT;
} else {
temp &= ~FDI_LINK_TRAIN_NONE;
temp |= FDI_LINK_TRAIN_NONE;
}
I915_WRITE(reg, temp | FDI_RX_ENHANCE_FRAME_ENABLE);
/* wait one idle pattern time */
POSTING_READ(reg);
udelay(1000);
}
static const int const snb_b_fdi_train_param [] = {
@ -2002,8 +2026,7 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
/* Enable panel fitting for LVDS */
if (dev_priv->pch_pf_size &&
(intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)
|| HAS_eDP || intel_pch_has_edp(crtc))) {
(intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) || HAS_eDP)) {
/* Force use of hard-coded filter coefficients
* as some pre-programmed values are broken,
* e.g. x201.
@ -2022,7 +2045,7 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
if ((temp & PIPECONF_ENABLE) == 0) {
I915_WRITE(reg, temp | PIPECONF_ENABLE);
POSTING_READ(reg);
udelay(100);
intel_wait_for_vblank(dev, intel_crtc->pipe);
}
/* configure and enable CPU plane */
@ -2067,28 +2090,6 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
I915_WRITE(TRANS_VBLANK(pipe), I915_READ(VBLANK(pipe)));
I915_WRITE(TRANS_VSYNC(pipe), I915_READ(VSYNC(pipe)));
/* enable normal train */
reg = FDI_TX_CTL(pipe);
temp = I915_READ(reg);
temp &= ~FDI_LINK_TRAIN_NONE;
temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE;
I915_WRITE(reg, temp);
reg = FDI_RX_CTL(pipe);
temp = I915_READ(reg);
if (HAS_PCH_CPT(dev)) {
temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT;
temp |= FDI_LINK_TRAIN_NORMAL_CPT;
} else {
temp &= ~FDI_LINK_TRAIN_NONE;
temp |= FDI_LINK_TRAIN_NONE;
}
I915_WRITE(reg, temp | FDI_RX_ENHANCE_FRAME_ENABLE);
/* wait one idle pattern time */
POSTING_READ(reg);
udelay(100);
/* For PCH DP, enable TRANS_DP_CTL */
if (HAS_PCH_CPT(dev) &&
intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT)) {
@ -2134,7 +2135,7 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
temp |= I915_READ(PIPECONF(pipe)) & PIPE_BPC_MASK;
I915_WRITE(reg, temp | TRANS_ENABLE);
if (wait_for(I915_READ(reg) & TRANS_STATE_ENABLE, 100))
DRM_ERROR("failed to enable transcoder\n");
DRM_ERROR("failed to enable transcoder %d\n", pipe);
intel_crtc_load_lut(crtc);
intel_update_fbc(dev);
@ -2174,9 +2175,9 @@ static void ironlake_crtc_disable(struct drm_crtc *crtc)
temp = I915_READ(reg);
if (temp & PIPECONF_ENABLE) {
I915_WRITE(reg, temp & ~PIPECONF_ENABLE);
POSTING_READ(reg);
/* wait for cpu pipe off, pipe state */
if (wait_for((I915_READ(reg) & I965_PIPECONF_ACTIVE) == 0, 50))
DRM_ERROR("failed to turn off cpu pipe\n");
intel_wait_for_pipe_off(dev, intel_crtc->pipe);
}
/* Disable PF */
@ -2198,6 +2199,11 @@ static void ironlake_crtc_disable(struct drm_crtc *crtc)
POSTING_READ(reg);
udelay(100);
/* Ironlake workaround, disable clock pointer after downing FDI */
I915_WRITE(FDI_RX_CHICKEN(pipe),
I915_READ(FDI_RX_CHICKEN(pipe) &
~FDI_RX_PHASE_SYNC_POINTER_ENABLE));
/* still set train pattern 1 */
reg = FDI_TX_CTL(pipe);
temp = I915_READ(reg);
@ -3623,7 +3629,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
refclk / 1000);
} else if (!IS_GEN2(dev)) {
refclk = 96000;
if (HAS_PCH_SPLIT(dev))
if (HAS_PCH_SPLIT(dev) &&
(!has_edp_encoder || intel_encoder_is_pch_edp(&has_edp_encoder->base)))
refclk = 120000; /* 120Mhz refclk */
} else {
refclk = 48000;
@ -3685,16 +3692,16 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
/* FDI link */
if (HAS_PCH_SPLIT(dev)) {
int lane = 0, link_bw, bpp;
/* eDP doesn't require FDI link, so just set DP M/N
/* CPU eDP doesn't require FDI link, so just set DP M/N
according to current link config */
if (has_edp_encoder) {
if (has_edp_encoder && !intel_encoder_is_pch_edp(&encoder->base)) {
target_clock = mode->clock;
intel_edp_link_config(has_edp_encoder,
&lane, &link_bw);
} else {
/* DP over FDI requires target mode clock
/* [e]DP over FDI requires target mode clock
instead of link clock */
if (is_dp)
if (is_dp || intel_encoder_is_pch_edp(&has_edp_encoder->base))
target_clock = mode->clock;
else
target_clock = adjusted_mode->clock;
@ -3718,7 +3725,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
temp |= PIPE_8BPC;
else
temp |= PIPE_6BPC;
} else if (has_edp_encoder || (is_dp && intel_pch_has_edp(crtc))) {
} else if (has_edp_encoder) {
switch (dev_priv->edp.bpp/3) {
case 8:
temp |= PIPE_8BPC;
@ -3794,13 +3801,25 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
POSTING_READ(PCH_DREF_CONTROL);
udelay(200);
}
temp &= ~DREF_CPU_SOURCE_OUTPUT_MASK;
temp &= ~DREF_CPU_SOURCE_OUTPUT_MASK;
temp |= DREF_CPU_SOURCE_OUTPUT_DOWNSPREAD;
/* Enable CPU source on CPU attached eDP */
if (!intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
if (dev_priv->lvds_use_ssc)
temp |= DREF_CPU_SOURCE_OUTPUT_DOWNSPREAD;
else
temp |= DREF_CPU_SOURCE_OUTPUT_NONSPREAD;
} else {
temp |= DREF_CPU_SOURCE_OUTPUT_NONSPREAD;
/* Enable SSC on PCH eDP if needed */
if (dev_priv->lvds_use_ssc) {
DRM_ERROR("enabling SSC on PCH\n");
temp |= DREF_SUPERSPREAD_SOURCE_ENABLE;
}
}
I915_WRITE(PCH_DREF_CONTROL, temp);
POSTING_READ(PCH_DREF_CONTROL);
udelay(200);
}
}
@ -3835,7 +3854,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
}
dpll |= DPLL_DVO_HIGH_SPEED;
}
if (is_dp)
if (is_dp || intel_encoder_is_pch_edp(&has_edp_encoder->base))
dpll |= DPLL_DVO_HIGH_SPEED;
/* compute bitmask from p1 value */
@ -3934,7 +3953,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
dpll_reg = DPLL(pipe);
}
if (!has_edp_encoder) {
/* PCH eDP needs FDI, but CPU eDP does not */
if (!has_edp_encoder || intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
I915_WRITE(fp_reg, fp);
I915_WRITE(dpll_reg, dpll & ~DPLL_VCO_ENABLE);
@ -4011,9 +4031,9 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
}
}
if (is_dp)
if (is_dp || intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
intel_dp_set_m_n(crtc, mode, adjusted_mode);
else if (HAS_PCH_SPLIT(dev)) {
} else if (HAS_PCH_SPLIT(dev)) {
/* For non-DP output, clear any trans DP clock recovery setting.*/
if (pipe == 0) {
I915_WRITE(TRANSA_DATA_M1, 0);
@ -4028,7 +4048,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
}
}
if (!has_edp_encoder) {
if (!has_edp_encoder || intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
I915_WRITE(fp_reg, fp);
I915_WRITE(dpll_reg, dpll);
@ -4122,29 +4142,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
I915_WRITE(PIPE_LINK_M1(pipe), m_n.link_m);
I915_WRITE(PIPE_LINK_N1(pipe), m_n.link_n);
if (has_edp_encoder) {
if (has_edp_encoder && !intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
ironlake_set_pll_edp(crtc, adjusted_mode->clock);
} else {
/* enable FDI RX PLL too */
reg = FDI_RX_CTL(pipe);
temp = I915_READ(reg);
I915_WRITE(reg, temp | FDI_RX_PLL_ENABLE);
POSTING_READ(reg);
udelay(200);
/* enable FDI TX PLL too */
reg = FDI_TX_CTL(pipe);
temp = I915_READ(reg);
I915_WRITE(reg, temp | FDI_TX_PLL_ENABLE);
/* enable FDI RX PCDCLK */
reg = FDI_RX_CTL(pipe);
temp = I915_READ(reg);
I915_WRITE(reg, temp | FDI_PCDCLK);
POSTING_READ(reg);
udelay(200);
}
}
@ -4153,7 +4152,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
intel_wait_for_vblank(dev, pipe);
if (IS_IRONLAKE(dev)) {
if (IS_GEN5(dev)) {
/* enable address swizzle for tiling buffer */
temp = I915_READ(DISP_ARB_CTL);
I915_WRITE(DISP_ARB_CTL, temp | DISP_TILE_SURFACE_SWIZZLING);
@ -4992,11 +4991,10 @@ static void do_intel_finish_page_flip(struct drm_device *dev,
spin_unlock_irqrestore(&dev->event_lock, flags);
obj_priv = to_intel_bo(work->pending_flip_obj);
/* Initial scanout buffer will have a 0 pending flip count */
if ((atomic_read(&obj_priv->pending_flip) == 0) ||
atomic_dec_and_test(&obj_priv->pending_flip))
obj_priv = to_intel_bo(work->old_fb_obj);
atomic_clear_mask(1 << intel_crtc->plane,
&obj_priv->pending_flip.counter);
if (atomic_read(&obj_priv->pending_flip) == 0)
wake_up(&dev_priv->pending_flip_queue);
schedule_work(&work->work);
@ -5092,9 +5090,14 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
if (ret)
goto cleanup_objs;
obj_priv = to_intel_bo(obj);
atomic_inc(&obj_priv->pending_flip);
/* Block clients from rendering to the new back buffer until
* the flip occurs and the object is no longer visible.
*/
atomic_add(1 << intel_crtc->plane,
&to_intel_bo(work->old_fb_obj)->pending_flip);
work->pending_flip_obj = obj;
obj_priv = to_intel_bo(obj);
if (IS_GEN3(dev) || IS_GEN2(dev)) {
u32 flip_mask;
@ -5736,7 +5739,7 @@ void intel_init_clock_gating(struct drm_device *dev)
if (HAS_PCH_SPLIT(dev)) {
uint32_t dspclk_gate = VRHUNIT_CLOCK_GATE_DISABLE;
if (IS_IRONLAKE(dev)) {
if (IS_GEN5(dev)) {
/* Required for FBC */
dspclk_gate |= DPFDUNIT_CLOCK_GATE_DISABLE;
/* Required for CxSR */
@ -5749,6 +5752,13 @@ void intel_init_clock_gating(struct drm_device *dev)
I915_WRITE(PCH_DSPCLK_GATE_D, dspclk_gate);
/*
* On Ibex Peak and Cougar Point, we need to disable clock
* gating for the panel power sequencer or it will fail to
* start up when no ports are active.
*/
I915_WRITE(SOUTH_DSPCLK_GATE_D, PCH_DPLSUNIT_CLOCK_GATE_DISABLE);
/*
* According to the spec the following bits should be set in
* order to enable memory self-refresh
@ -5756,7 +5766,7 @@ void intel_init_clock_gating(struct drm_device *dev)
* The bit 5 of 0x42020
* The bit 15 of 0x45000
*/
if (IS_IRONLAKE(dev)) {
if (IS_GEN5(dev)) {
I915_WRITE(ILK_DISPLAY_CHICKEN2,
(I915_READ(ILK_DISPLAY_CHICKEN2) |
ILK_DPARB_GATE | ILK_VSDPFD_FULL));
@ -5932,7 +5942,7 @@ static void intel_init_display(struct drm_device *dev)
/* For FIFO watermark updates */
if (HAS_PCH_SPLIT(dev)) {
if (IS_IRONLAKE(dev)) {
if (IS_GEN5(dev)) {
if (I915_READ(MLTR_ILK) & ILK_SRLT_MASK)
dev_priv->display.update_wm = ironlake_update_wm;
else {
@ -6131,6 +6141,9 @@ void intel_modeset_cleanup(struct drm_device *dev)
drm_kms_helper_poll_fini(dev);
mutex_lock(&dev->struct_mutex);
intel_unregister_dsm_handler();
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
/* Skip inactive CRTCs */
if (!crtc->fb)

521
drivers/gpu/drm/i915/intel_dp.c
View file

@ -42,15 +42,13 @@
#define DP_LINK_CONFIGURATION_SIZE 9
#define IS_eDP(i) ((i)->base.type == INTEL_OUTPUT_EDP)
#define IS_PCH_eDP(i) ((i)->is_pch_edp)
struct intel_dp {
struct intel_encoder base;
uint32_t output_reg;
uint32_t DP;
uint8_t link_configuration[DP_LINK_CONFIGURATION_SIZE];
bool has_audio;
int force_audio;
int dpms_mode;
uint8_t link_bw;
uint8_t lane_count;
@ -60,8 +58,35 @@ struct intel_dp {
bool is_pch_edp;
uint8_t train_set[4];
uint8_t link_status[DP_LINK_STATUS_SIZE];
struct drm_property *force_audio_property;
};
/**
* is_edp - is the given port attached to an eDP panel (either CPU or PCH)
* @intel_dp: DP struct
*
* If a CPU or PCH DP output is attached to an eDP panel, this function
* will return true, and false otherwise.
*/
static bool is_edp(struct intel_dp *intel_dp)
{
return intel_dp->base.type == INTEL_OUTPUT_EDP;
}
/**
* is_pch_edp - is the port on the PCH and attached to an eDP panel?
* @intel_dp: DP struct
*
* Returns true if the given DP struct corresponds to a PCH DP port attached
* to an eDP panel, false otherwise. Helpful for determining whether we
* may need FDI resources for a given DP output or not.
*/
static bool is_pch_edp(struct intel_dp *intel_dp)
{
return intel_dp->is_pch_edp;
}
static struct intel_dp *enc_to_intel_dp(struct drm_encoder *encoder)
{
return container_of(encoder, struct intel_dp, base.base);
@ -73,6 +98,25 @@ static struct intel_dp *intel_attached_dp(struct drm_connector *connector)
struct intel_dp, base);
}
/**
* intel_encoder_is_pch_edp - is the given encoder a PCH attached eDP?
* @encoder: DRM encoder
*
* Return true if @encoder corresponds to a PCH attached eDP panel. Needed
* by intel_display.c.
*/
bool intel_encoder_is_pch_edp(struct drm_encoder *encoder)
{
struct intel_dp *intel_dp;
if (!encoder)
return false;
intel_dp = enc_to_intel_dp(encoder);
return is_pch_edp(intel_dp);
}
static void intel_dp_start_link_train(struct intel_dp *intel_dp);
static void intel_dp_complete_link_train(struct intel_dp *intel_dp);
static void intel_dp_link_down(struct intel_dp *intel_dp);
@ -138,7 +182,7 @@ intel_dp_link_required(struct drm_device *dev, struct intel_dp *intel_dp, int pi
{
struct drm_i915_private *dev_priv = dev->dev_private;
if (IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp))
if (is_edp(intel_dp))
return (pixel_clock * dev_priv->edp.bpp + 7) / 8;
else
return pixel_clock * 3;
@ -160,8 +204,7 @@ intel_dp_mode_valid(struct drm_connector *connector,
int max_link_clock = intel_dp_link_clock(intel_dp_max_link_bw(intel_dp));
int max_lanes = intel_dp_max_lane_count(intel_dp);
if ((IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp)) &&
dev_priv->panel_fixed_mode) {
if (is_edp(intel_dp) && dev_priv->panel_fixed_mode) {
if (mode->hdisplay > dev_priv->panel_fixed_mode->hdisplay)
return MODE_PANEL;
@ -171,7 +214,7 @@ intel_dp_mode_valid(struct drm_connector *connector,
/* only refuse the mode on non eDP since we have seen some wierd eDP panels
which are outside spec tolerances but somehow work by magic */
if (!IS_eDP(intel_dp) &&
if (!is_edp(intel_dp) &&
(intel_dp_link_required(connector->dev, intel_dp, mode->clock)
> intel_dp_max_data_rate(max_link_clock, max_lanes)))
return MODE_CLOCK_HIGH;
@ -258,7 +301,7 @@ intel_dp_aux_ch(struct intel_dp *intel_dp,
* Note that PCH attached eDP panels should use a 125MHz input
* clock divider.
*/
if (IS_eDP(intel_dp) && !IS_PCH_eDP(intel_dp)) {
if (is_edp(intel_dp) && !is_pch_edp(intel_dp)) {
if (IS_GEN6(dev))
aux_clock_divider = 200; /* SNB eDP input clock at 400Mhz */
else
@ -530,8 +573,7 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
int max_clock = intel_dp_max_link_bw(intel_dp) == DP_LINK_BW_2_7 ? 1 : 0;
static int bws[2] = { DP_LINK_BW_1_62, DP_LINK_BW_2_7 };
if ((IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp)) &&
dev_priv->panel_fixed_mode) {
if (is_edp(intel_dp) && dev_priv->panel_fixed_mode) {
intel_fixed_panel_mode(dev_priv->panel_fixed_mode, adjusted_mode);
intel_pch_panel_fitting(dev, DRM_MODE_SCALE_FULLSCREEN,
mode, adjusted_mode);
@ -542,6 +584,17 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
mode->clock = dev_priv->panel_fixed_mode->clock;
}
/* Just use VBT values for eDP */
if (is_edp(intel_dp)) {
intel_dp->lane_count = dev_priv->edp.lanes;
intel_dp->link_bw = dev_priv->edp.rate;
adjusted_mode->clock = intel_dp_link_clock(intel_dp->link_bw);
DRM_DEBUG_KMS("eDP link bw %02x lane count %d clock %d\n",
intel_dp->link_bw, intel_dp->lane_count,
adjusted_mode->clock);
return true;
}
for (lane_count = 1; lane_count <= max_lane_count; lane_count <<= 1) {
for (clock = 0; clock <= max_clock; clock++) {
int link_avail = intel_dp_max_data_rate(intel_dp_link_clock(bws[clock]), lane_count);
@ -560,19 +613,6 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
}
}
if (IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp)) {
/* okay we failed just pick the highest */
intel_dp->lane_count = max_lane_count;
intel_dp->link_bw = bws[max_clock];
adjusted_mode->clock = intel_dp_link_clock(intel_dp->link_bw);
DRM_DEBUG_KMS("Force picking display port link bw %02x lane "
"count %d clock %d\n",
intel_dp->link_bw, intel_dp->lane_count,
adjusted_mode->clock);
return true;
}
return false;
}
@ -609,25 +649,6 @@ intel_dp_compute_m_n(int bpp,
intel_reduce_ratio(&m_n->link_m, &m_n->link_n);
}
bool intel_pch_has_edp(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_mode_config *mode_config = &dev->mode_config;
struct drm_encoder *encoder;
list_for_each_entry(encoder, &mode_config->encoder_list, head) {
struct intel_dp *intel_dp;
if (encoder->crtc != crtc)
continue;
intel_dp = enc_to_intel_dp(encoder);
if (intel_dp->base.type == INTEL_OUTPUT_DISPLAYPORT)
return intel_dp->is_pch_edp;
}
return false;
}
void
intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
@ -652,8 +673,10 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
intel_dp = enc_to_intel_dp(encoder);
if (intel_dp->base.type == INTEL_OUTPUT_DISPLAYPORT) {
lane_count = intel_dp->lane_count;
if (IS_PCH_eDP(intel_dp))
bpp = dev_priv->edp.bpp;
break;
} else if (is_edp(intel_dp)) {
lane_count = dev_priv->edp.lanes;
bpp = dev_priv->edp.bpp;
break;
}
}
@ -720,7 +743,7 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC)
intel_dp->DP |= DP_SYNC_VS_HIGH;
if (HAS_PCH_CPT(dev) && !IS_eDP(intel_dp))
if (HAS_PCH_CPT(dev) && !is_edp(intel_dp))
intel_dp->DP |= DP_LINK_TRAIN_OFF_CPT;
else
intel_dp->DP |= DP_LINK_TRAIN_OFF;
@ -755,7 +778,7 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
if (intel_crtc->pipe == 1 && !HAS_PCH_CPT(dev))
intel_dp->DP |= DP_PIPEB_SELECT;
if (IS_eDP(intel_dp)) {
if (is_edp(intel_dp) && !is_pch_edp(intel_dp)) {
/* don't miss out required setting for eDP */
intel_dp->DP |= DP_PLL_ENABLE;
if (adjusted_mode->clock < 200000)
@ -766,10 +789,11 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
}
/* Returns true if the panel was already on when called */
static bool ironlake_edp_panel_on (struct drm_device *dev)
static bool ironlake_edp_panel_on (struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp->base.base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
u32 pp;
u32 pp, idle_on_mask = PP_ON | PP_SEQUENCE_STATE_ON_IDLE;
if (I915_READ(PCH_PP_STATUS) & PP_ON)
return true;
@ -781,19 +805,20 @@ static bool ironlake_edp_panel_on (struct drm_device *dev)
I915_WRITE(PCH_PP_CONTROL, pp);
POSTING_READ(PCH_PP_CONTROL);
pp |= POWER_TARGET_ON;
pp |= PANEL_UNLOCK_REGS | POWER_TARGET_ON;
I915_WRITE(PCH_PP_CONTROL, pp);
POSTING_READ(PCH_PP_CONTROL);
/* Ouch. We need to wait here for some panels, like Dell e6510
* https://bugs.freedesktop.org/show_bug.cgi?id=29278i
*/
msleep(300);
if (wait_for(I915_READ(PCH_PP_STATUS) & PP_ON, 5000))
if (wait_for((I915_READ(PCH_PP_STATUS) & idle_on_mask) == idle_on_mask,
5000))
DRM_ERROR("panel on wait timed out: 0x%08x\n",
I915_READ(PCH_PP_STATUS));
pp &= ~(PANEL_UNLOCK_REGS);
pp |= PANEL_POWER_RESET; /* restore panel reset bit */
I915_WRITE(PCH_PP_CONTROL, pp);
POSTING_READ(PCH_PP_CONTROL);
@ -804,7 +829,8 @@ static bool ironlake_edp_panel_on (struct drm_device *dev)
static void ironlake_edp_panel_off (struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 pp;
u32 pp, idle_off_mask = PP_ON | PP_SEQUENCE_MASK |
PP_CYCLE_DELAY_ACTIVE | PP_SEQUENCE_STATE_MASK;
pp = I915_READ(PCH_PP_CONTROL);
@ -815,12 +841,12 @@ static void ironlake_edp_panel_off (struct drm_device *dev)
pp &= ~POWER_TARGET_ON;
I915_WRITE(PCH_PP_CONTROL, pp);
POSTING_READ(PCH_PP_CONTROL);
if (wait_for((I915_READ(PCH_PP_STATUS) & PP_ON) == 0, 5000))
if (wait_for((I915_READ(PCH_PP_STATUS) & idle_off_mask) == 0, 5000))
DRM_ERROR("panel off wait timed out: 0x%08x\n",
I915_READ(PCH_PP_STATUS));
/* Make sure VDD is enabled so DP AUX will work */
pp |= PANEL_POWER_RESET; /* restore panel reset bit */
I915_WRITE(PCH_PP_CONTROL, pp);
POSTING_READ(PCH_PP_CONTROL);
@ -831,36 +857,19 @@ static void ironlake_edp_panel_off (struct drm_device *dev)
msleep(300);
}
static void ironlake_edp_panel_vdd_on(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 pp;
pp = I915_READ(PCH_PP_CONTROL);
pp |= EDP_FORCE_VDD;
I915_WRITE(PCH_PP_CONTROL, pp);
POSTING_READ(PCH_PP_CONTROL);
msleep(300);
}
static void ironlake_edp_panel_vdd_off(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 pp;
pp = I915_READ(PCH_PP_CONTROL);
pp &= ~EDP_FORCE_VDD;
I915_WRITE(PCH_PP_CONTROL, pp);
POSTING_READ(PCH_PP_CONTROL);
msleep(300);
}
static void ironlake_edp_backlight_on (struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 pp;
DRM_DEBUG_KMS("\n");
/*
* If we enable the backlight right away following a panel power
* on, we may see slight flicker as the panel syncs with the eDP
* link. So delay a bit to make sure the image is solid before
* allowing it to appear.
*/
msleep(300);
pp = I915_READ(PCH_PP_CONTROL);
pp |= EDP_BLC_ENABLE;
I915_WRITE(PCH_PP_CONTROL, pp);
@ -885,8 +894,10 @@ static void ironlake_edp_pll_on(struct drm_encoder *encoder)
DRM_DEBUG_KMS("\n");
dpa_ctl = I915_READ(DP_A);
dpa_ctl &= ~DP_PLL_ENABLE;
dpa_ctl |= DP_PLL_ENABLE;
I915_WRITE(DP_A, dpa_ctl);
POSTING_READ(DP_A);
udelay(200);
}
static void ironlake_edp_pll_off(struct drm_encoder *encoder)
@ -896,7 +907,7 @@ static void ironlake_edp_pll_off(struct drm_encoder *encoder)
u32 dpa_ctl;
dpa_ctl = I915_READ(DP_A);
dpa_ctl |= DP_PLL_ENABLE;
dpa_ctl &= ~DP_PLL_ENABLE;
I915_WRITE(DP_A, dpa_ctl);
POSTING_READ(DP_A);
udelay(200);
@ -906,17 +917,16 @@ static void intel_dp_prepare(struct drm_encoder *encoder)
{
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
struct drm_device *dev = encoder->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t dp_reg = I915_READ(intel_dp->output_reg);
if (IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp)) {
ironlake_edp_panel_off(dev);
if (is_edp(intel_dp)) {
ironlake_edp_backlight_off(dev);
ironlake_edp_panel_vdd_on(dev);
ironlake_edp_pll_on(encoder);
ironlake_edp_panel_on(intel_dp);
if (!is_pch_edp(intel_dp))
ironlake_edp_pll_on(encoder);
else
ironlake_edp_pll_off(encoder);
}
if (dp_reg & DP_PORT_EN)
intel_dp_link_down(intel_dp);
intel_dp_link_down(intel_dp);
}
static void intel_dp_commit(struct drm_encoder *encoder)
@ -926,14 +936,13 @@ static void intel_dp_commit(struct drm_encoder *encoder)
intel_dp_start_link_train(intel_dp);
if (IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp))
ironlake_edp_panel_on(dev);
if (is_edp(intel_dp))
ironlake_edp_panel_on(intel_dp);
intel_dp_complete_link_train(intel_dp);
if (IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp))
if (is_edp(intel_dp))
ironlake_edp_backlight_on(dev);
intel_dp->dpms_mode = DRM_MODE_DPMS_ON;
}
static void
@ -945,23 +954,22 @@ intel_dp_dpms(struct drm_encoder *encoder, int mode)
uint32_t dp_reg = I915_READ(intel_dp->output_reg);
if (mode != DRM_MODE_DPMS_ON) {
if (IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp)) {
if (is_edp(intel_dp))
ironlake_edp_backlight_off(dev);
intel_dp_link_down(intel_dp);
if (is_edp(intel_dp))
ironlake_edp_panel_off(dev);
}
if (dp_reg & DP_PORT_EN)
intel_dp_link_down(intel_dp);
if (IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp))
if (is_edp(intel_dp) && !is_pch_edp(intel_dp))
ironlake_edp_pll_off(encoder);
} else {
if (is_edp(intel_dp))
ironlake_edp_panel_on(intel_dp);
if (!(dp_reg & DP_PORT_EN)) {
intel_dp_start_link_train(intel_dp);
if (IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp))
ironlake_edp_panel_on(dev);
intel_dp_complete_link_train(intel_dp);
if (IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp))
ironlake_edp_backlight_on(dev);
}
if (is_edp(intel_dp))
ironlake_edp_backlight_on(dev);
}
intel_dp->dpms_mode = mode;
}
@ -1079,11 +1087,21 @@ intel_get_adjust_train(struct intel_dp *intel_dp)
}
static uint32_t
intel_dp_signal_levels(uint8_t train_set, int lane_count)
intel_dp_signal_levels(struct intel_dp *intel_dp)
{
uint32_t signal_levels = 0;
struct drm_device *dev = intel_dp->base.base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t signal_levels = 0;
u8 train_set = intel_dp->train_set[0];
u32 vswing = train_set & DP_TRAIN_VOLTAGE_SWING_MASK;
u32 preemphasis = train_set & DP_TRAIN_PRE_EMPHASIS_MASK;
switch (train_set & DP_TRAIN_VOLTAGE_SWING_MASK) {
if (is_edp(intel_dp)) {
vswing = dev_priv->edp.vswing;
preemphasis = dev_priv->edp.preemphasis;
}
switch (vswing) {
case DP_TRAIN_VOLTAGE_SWING_400:
default:
signal_levels |= DP_VOLTAGE_0_4;
@ -1098,7 +1116,7 @@ intel_dp_signal_levels(uint8_t train_set, int lane_count)
signal_levels |= DP_VOLTAGE_1_2;
break;
}
switch (train_set & DP_TRAIN_PRE_EMPHASIS_MASK) {
switch (preemphasis) {
case DP_TRAIN_PRE_EMPHASIS_0:
default:
signal_levels |= DP_PRE_EMPHASIS_0;
@ -1184,6 +1202,18 @@ intel_channel_eq_ok(struct intel_dp *intel_dp)
return true;
}
static bool
intel_dp_aux_handshake_required(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp->base.base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
if (is_edp(intel_dp) && dev_priv->no_aux_handshake)
return false;
return true;
}
static bool
intel_dp_set_link_train(struct intel_dp *intel_dp,
uint32_t dp_reg_value,
@ -1196,6 +1226,9 @@ intel_dp_set_link_train(struct intel_dp *intel_dp,
I915_WRITE(intel_dp->output_reg, dp_reg_value);
POSTING_READ(intel_dp->output_reg);
if (!intel_dp_aux_handshake_required(intel_dp))
return true;
intel_dp_aux_native_write_1(intel_dp,
DP_TRAINING_PATTERN_SET,
dp_train_pat);
@ -1228,13 +1261,14 @@ intel_dp_start_link_train(struct intel_dp *intel_dp)
POSTING_READ(intel_dp->output_reg);
intel_wait_for_vblank(dev, intel_crtc->pipe);
/* Write the link configuration data */
intel_dp_aux_native_write(intel_dp, DP_LINK_BW_SET,
intel_dp->link_configuration,
DP_LINK_CONFIGURATION_SIZE);
if (intel_dp_aux_handshake_required(intel_dp))
/* Write the link configuration data */
intel_dp_aux_native_write(intel_dp, DP_LINK_BW_SET,
intel_dp->link_configuration,
DP_LINK_CONFIGURATION_SIZE);
DP |= DP_PORT_EN;
if (HAS_PCH_CPT(dev) && !IS_eDP(intel_dp))
if (HAS_PCH_CPT(dev) && !is_edp(intel_dp))
DP &= ~DP_LINK_TRAIN_MASK_CPT;
else
DP &= ~DP_LINK_TRAIN_MASK;
@ -1245,15 +1279,15 @@ intel_dp_start_link_train(struct intel_dp *intel_dp)
for (;;) {
/* Use intel_dp->train_set[0] to set the voltage and pre emphasis values */
uint32_t signal_levels;
if (IS_GEN6(dev) && IS_eDP(intel_dp)) {
if (IS_GEN6(dev) && is_edp(intel_dp)) {
signal_levels = intel_gen6_edp_signal_levels(intel_dp->train_set[0]);
DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_SNB) | signal_levels;
} else {
signal_levels = intel_dp_signal_levels(intel_dp->train_set[0], intel_dp->lane_count);
signal_levels = intel_dp_signal_levels(intel_dp);
DP = (DP & ~(DP_VOLTAGE_MASK|DP_PRE_EMPHASIS_MASK)) | signal_levels;
}
if (HAS_PCH_CPT(dev) && !IS_eDP(intel_dp))
if (HAS_PCH_CPT(dev) && !is_edp(intel_dp))
reg = DP | DP_LINK_TRAIN_PAT_1_CPT;
else
reg = DP | DP_LINK_TRAIN_PAT_1;
@ -1263,33 +1297,37 @@ intel_dp_start_link_train(struct intel_dp *intel_dp)
break;
/* Set training pattern 1 */
udelay(100);
if (!intel_dp_get_link_status(intel_dp))
udelay(500);
if (intel_dp_aux_handshake_required(intel_dp)) {
break;
} else {
if (!intel_dp_get_link_status(intel_dp))
break;
if (intel_clock_recovery_ok(intel_dp->link_status, intel_dp->lane_count)) {
clock_recovery = true;
break;
if (intel_clock_recovery_ok(intel_dp->link_status, intel_dp->lane_count)) {
clock_recovery = true;
break;
}
/* Check to see if we've tried the max voltage */
for (i = 0; i < intel_dp->lane_count; i++)
if ((intel_dp->train_set[i] & DP_TRAIN_MAX_SWING_REACHED) == 0)
break;
if (i == intel_dp->lane_count)
break;
/* Check to see if we've tried the same voltage 5 times */
if ((intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK) == voltage) {
++tries;
if (tries == 5)
break;
} else
tries = 0;
voltage = intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK;
/* Compute new intel_dp->train_set as requested by target */
intel_get_adjust_train(intel_dp);
}
/* Check to see if we've tried the max voltage */
for (i = 0; i < intel_dp->lane_count; i++)
if ((intel_dp->train_set[i] & DP_TRAIN_MAX_SWING_REACHED) == 0)
break;
if (i == intel_dp->lane_count)
break;
/* Check to see if we've tried the same voltage 5 times */
if ((intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK) == voltage) {
++tries;
if (tries == 5)
break;
} else
tries = 0;
voltage = intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK;
/* Compute new intel_dp->train_set as requested by target */
intel_get_adjust_train(intel_dp);
}
intel_dp->DP = DP;
@ -1312,15 +1350,15 @@ intel_dp_complete_link_train(struct intel_dp *intel_dp)
/* Use intel_dp->train_set[0] to set the voltage and pre emphasis values */
uint32_t signal_levels;
if (IS_GEN6(dev) && IS_eDP(intel_dp)) {
if (IS_GEN6(dev) && is_edp(intel_dp)) {
signal_levels = intel_gen6_edp_signal_levels(intel_dp->train_set[0]);
DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_SNB) | signal_levels;
} else {
signal_levels = intel_dp_signal_levels(intel_dp->train_set[0], intel_dp->lane_count);
signal_levels = intel_dp_signal_levels(intel_dp);
DP = (DP & ~(DP_VOLTAGE_MASK|DP_PRE_EMPHASIS_MASK)) | signal_levels;
}
if (HAS_PCH_CPT(dev) && !IS_eDP(intel_dp))
if (HAS_PCH_CPT(dev) && !is_edp(intel_dp))
reg = DP | DP_LINK_TRAIN_PAT_2_CPT;
else
reg = DP | DP_LINK_TRAIN_PAT_2;
@ -1330,25 +1368,29 @@ intel_dp_complete_link_train(struct intel_dp *intel_dp)
DP_TRAINING_PATTERN_2))
break;
udelay(400);
if (!intel_dp_get_link_status(intel_dp))
break;
udelay(500);
if (intel_channel_eq_ok(intel_dp)) {
channel_eq = true;
if (!intel_dp_aux_handshake_required(intel_dp)) {
break;
} else {
if (!intel_dp_get_link_status(intel_dp))
break;
if (intel_channel_eq_ok(intel_dp)) {
channel_eq = true;
break;
}
/* Try 5 times */
if (tries > 5)
break;
/* Compute new intel_dp->train_set as requested by target */
intel_get_adjust_train(intel_dp);
++tries;
}
/* Try 5 times */
if (tries > 5)
break;
/* Compute new intel_dp->train_set as requested by target */
intel_get_adjust_train(intel_dp);
++tries;
}
if (HAS_PCH_CPT(dev) && !IS_eDP(intel_dp))
if (HAS_PCH_CPT(dev) && !is_edp(intel_dp))
reg = DP | DP_LINK_TRAIN_OFF_CPT;
else
reg = DP | DP_LINK_TRAIN_OFF;
@ -1368,14 +1410,14 @@ intel_dp_link_down(struct intel_dp *intel_dp)
DRM_DEBUG_KMS("\n");
if (IS_eDP(intel_dp)) {
if (is_edp(intel_dp)) {
DP &= ~DP_PLL_ENABLE;
I915_WRITE(intel_dp->output_reg, DP);
POSTING_READ(intel_dp->output_reg);
udelay(100);
}
if (HAS_PCH_CPT(dev) && !IS_eDP(intel_dp)) {
if (HAS_PCH_CPT(dev) && !is_edp(intel_dp)) {
DP &= ~DP_LINK_TRAIN_MASK_CPT;
I915_WRITE(intel_dp->output_reg, DP | DP_LINK_TRAIN_PAT_IDLE_CPT);
} else {
@ -1386,7 +1428,7 @@ intel_dp_link_down(struct intel_dp *intel_dp)
msleep(17);
if (IS_eDP(intel_dp))
if (is_edp(intel_dp))
DP |= DP_LINK_TRAIN_OFF;
I915_WRITE(intel_dp->output_reg, DP & ~DP_PORT_EN);
POSTING_READ(intel_dp->output_reg);
@ -1419,48 +1461,34 @@ intel_dp_check_link_status(struct intel_dp *intel_dp)
}
static enum drm_connector_status
ironlake_dp_detect(struct drm_connector *connector)
ironlake_dp_detect(struct intel_dp *intel_dp)
{
struct intel_dp *intel_dp = intel_attached_dp(connector);
enum drm_connector_status status;
/* Panel needs power for AUX to work */
if (IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp))
ironlake_edp_panel_vdd_on(connector->dev);
/* Can't disconnect eDP */
if (is_edp(intel_dp))
return connector_status_connected;
status = connector_status_disconnected;
if (intel_dp_aux_native_read(intel_dp,
0x000, intel_dp->dpcd,
sizeof (intel_dp->dpcd)) == sizeof (intel_dp->dpcd))
{
sizeof (intel_dp->dpcd))
== sizeof(intel_dp->dpcd)) {
if (intel_dp->dpcd[0] != 0)
status = connector_status_connected;
}
DRM_DEBUG_KMS("DPCD: %hx%hx%hx%hx\n", intel_dp->dpcd[0],
intel_dp->dpcd[1], intel_dp->dpcd[2], intel_dp->dpcd[3]);
if (IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp))
ironlake_edp_panel_vdd_off(connector->dev);
return status;
}
/**
* Uses CRT_HOTPLUG_EN and CRT_HOTPLUG_STAT to detect DP connection.
*
* \return true if DP port is connected.
* \return false if DP port is disconnected.
*/
static enum drm_connector_status
intel_dp_detect(struct drm_connector *connector, bool force)
g4x_dp_detect(struct intel_dp *intel_dp)
{
struct intel_dp *intel_dp = intel_attached_dp(connector);
struct drm_device *dev = intel_dp->base.base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t temp, bit;
enum drm_connector_status status;
intel_dp->has_audio = false;
if (HAS_PCH_SPLIT(dev))
return ironlake_dp_detect(connector);
uint32_t temp, bit;
switch (intel_dp->output_reg) {
case DP_B:
@ -1482,14 +1510,51 @@ intel_dp_detect(struct drm_connector *connector, bool force)
return connector_status_disconnected;
status = connector_status_disconnected;
if (intel_dp_aux_native_read(intel_dp,
0x000, intel_dp->dpcd,
if (intel_dp_aux_native_read(intel_dp, 0x000, intel_dp->dpcd,
sizeof (intel_dp->dpcd)) == sizeof (intel_dp->dpcd))
{
if (intel_dp->dpcd[0] != 0)
status = connector_status_connected;
}
return status;
return bit;
}
/**
* Uses CRT_HOTPLUG_EN and CRT_HOTPLUG_STAT to detect DP connection.
*
* \return true if DP port is connected.
* \return false if DP port is disconnected.
*/
static enum drm_connector_status
intel_dp_detect(struct drm_connector *connector, bool force)
{
struct intel_dp *intel_dp = intel_attached_dp(connector);
struct drm_device *dev = intel_dp->base.base.dev;
enum drm_connector_status status;
struct edid *edid = NULL;
intel_dp->has_audio = false;
if (HAS_PCH_SPLIT(dev))
status = ironlake_dp_detect(intel_dp);
else
status = g4x_dp_detect(intel_dp);
if (status != connector_status_connected)
return status;
if (intel_dp->force_audio) {
intel_dp->has_audio = intel_dp->force_audio > 0;
} else {
edid = drm_get_edid(connector, &intel_dp->adapter);
if (edid) {
intel_dp->has_audio = drm_detect_monitor_audio(edid);
connector->display_info.raw_edid = NULL;
kfree(edid);
}
}
return connector_status_connected;
}
static int intel_dp_get_modes(struct drm_connector *connector)
@ -1504,8 +1569,7 @@ static int intel_dp_get_modes(struct drm_connector *connector)
ret = intel_ddc_get_modes(connector, &intel_dp->adapter);
if (ret) {
if ((IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp)) &&
!dev_priv->panel_fixed_mode) {
if (is_edp(intel_dp) && !dev_priv->panel_fixed_mode) {
struct drm_display_mode *newmode;
list_for_each_entry(newmode, &connector->probed_modes,
head) {
@ -1521,7 +1585,7 @@ static int intel_dp_get_modes(struct drm_connector *connector)
}
/* if eDP has no EDID, try to use fixed panel mode from VBT */
if (IS_eDP(intel_dp) || IS_PCH_eDP(intel_dp)) {
if (is_edp(intel_dp)) {
if (dev_priv->panel_fixed_mode != NULL) {
struct drm_display_mode *mode;
mode = drm_mode_duplicate(dev, dev_priv->panel_fixed_mode);
@ -1532,6 +1596,46 @@ static int intel_dp_get_modes(struct drm_connector *connector)
return 0;
}
static int
intel_dp_set_property(struct drm_connector *connector,
struct drm_property *property,
uint64_t val)
{
struct intel_dp *intel_dp = intel_attached_dp(connector);
int ret;
ret = drm_connector_property_set_value(connector, property, val);
if (ret)
return ret;
if (property == intel_dp->force_audio_property) {
if (val == intel_dp->force_audio)
return 0;
intel_dp->force_audio = val;
if (val > 0 && intel_dp->has_audio)
return 0;
if (val < 0 && !intel_dp->has_audio)
return 0;
intel_dp->has_audio = val > 0;
goto done;
}
return -EINVAL;
done:
if (intel_dp->base.base.crtc) {
struct drm_crtc *crtc = intel_dp->base.base.crtc;
drm_crtc_helper_set_mode(crtc, &crtc->mode,
crtc->x, crtc->y,
crtc->fb);
}
return 0;
}
static void
intel_dp_destroy (struct drm_connector *connector)
{
@ -1561,6 +1665,7 @@ static const struct drm_connector_funcs intel_dp_connector_funcs = {
.dpms = drm_helper_connector_dpms,
.detect = intel_dp_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
.set_property = intel_dp_set_property,
.destroy = intel_dp_destroy,
};
@ -1625,6 +1730,20 @@ bool intel_dpd_is_edp(struct drm_device *dev)
return false;
}
static void
intel_dp_add_properties(struct intel_dp *intel_dp, struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
intel_dp->force_audio_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE, "force_audio", 2);
if (intel_dp->force_audio_property) {
intel_dp->force_audio_property->values[0] = -1;
intel_dp->force_audio_property->values[1] = 1;
drm_connector_attach_property(connector, intel_dp->force_audio_property, 0);
}
}
void
intel_dp_init(struct drm_device *dev, int output_reg)
{
@ -1651,7 +1770,7 @@ intel_dp_init(struct drm_device *dev, int output_reg)
if (intel_dpd_is_edp(dev))
intel_dp->is_pch_edp = true;
if (output_reg == DP_A || IS_PCH_eDP(intel_dp)) {
if (output_reg == DP_A || is_pch_edp(intel_dp)) {
type = DRM_MODE_CONNECTOR_eDP;
intel_encoder->type = INTEL_OUTPUT_EDP;
} else {
@ -1672,7 +1791,7 @@ intel_dp_init(struct drm_device *dev, int output_reg)
else if (output_reg == DP_D || output_reg == PCH_DP_D)
intel_encoder->clone_mask = (1 << INTEL_DP_D_CLONE_BIT);
if (IS_eDP(intel_dp))
if (is_edp(intel_dp))
intel_encoder->clone_mask = (1 << INTEL_EDP_CLONE_BIT);
intel_encoder->crtc_mask = (1 << 0) | (1 << 1);
@ -1717,9 +1836,29 @@ intel_dp_init(struct drm_device *dev, int output_reg)
intel_dp_i2c_init(intel_dp, intel_connector, name);
/* Cache some DPCD data in the eDP case */
if (is_edp(intel_dp)) {
int ret;
bool was_on;
was_on = ironlake_edp_panel_on(intel_dp);
ret = intel_dp_aux_native_read(intel_dp, DP_DPCD_REV,
intel_dp->dpcd,
sizeof(intel_dp->dpcd));
if (ret == sizeof(intel_dp->dpcd)) {
if (intel_dp->dpcd[0] >= 0x11)
dev_priv->no_aux_handshake = intel_dp->dpcd[3] &
DP_NO_AUX_HANDSHAKE_LINK_TRAINING;
} else {
DRM_ERROR("failed to retrieve link info\n");
}
if (!was_on)
ironlake_edp_panel_off(dev);
}
intel_encoder->hot_plug = intel_dp_hot_plug;
if (output_reg == DP_A || IS_PCH_eDP(intel_dp)) {
if (is_edp(intel_dp)) {
/* initialize panel mode from VBT if available for eDP */
if (dev_priv->lfp_lvds_vbt_mode) {
dev_priv->panel_fixed_mode =
@ -1731,6 +1870,8 @@ intel_dp_init(struct drm_device *dev, int output_reg)
}
}
intel_dp_add_properties(intel_dp, connector);
/* For G4X desktop chip, PEG_BAND_GAP_DATA 3:0 must first be written
* 0xd. Failure to do so will result in spurious interrupts being
* generated on the port when a cable is not attached.

35
drivers/gpu/drm/i915/intel_drv.h
View file

@ -178,6 +178,38 @@ struct intel_crtc {
#define to_intel_encoder(x) container_of(x, struct intel_encoder, base)
#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)
#define DIP_TYPE_AVI 0x82
#define DIP_VERSION_AVI 0x2
#define DIP_LEN_AVI 13
struct dip_infoframe {
uint8_t type; /* HB0 */
uint8_t ver; /* HB1 */
uint8_t len; /* HB2 - body len, not including checksum */
uint8_t ecc; /* Header ECC */
uint8_t checksum; /* PB0 */
union {
struct {
/* PB1 - Y 6:5, A 4:4, B 3:2, S 1:0 */
uint8_t Y_A_B_S;
/* PB2 - C 7:6, M 5:4, R 3:0 */
uint8_t C_M_R;
/* PB3 - ITC 7:7, EC 6:4, Q 3:2, SC 1:0 */
uint8_t ITC_EC_Q_SC;
/* PB4 - VIC 6:0 */
uint8_t VIC;
/* PB5 - PR 3:0 */
uint8_t PR;
/* PB6 to PB13 */
uint16_t top_bar_end;
uint16_t bottom_bar_start;
uint16_t left_bar_end;
uint16_t right_bar_start;
} avi;
uint8_t payload[27];
} __attribute__ ((packed)) body;
} __attribute__((packed));
static inline struct drm_crtc *
intel_get_crtc_for_pipe(struct drm_device *dev, int pipe)
{
@ -200,6 +232,7 @@ extern bool intel_ddc_probe(struct intel_encoder *intel_encoder, int ddc_bus);
extern void intel_crt_init(struct drm_device *dev);
extern void intel_hdmi_init(struct drm_device *dev, int sdvox_reg);
void intel_dip_infoframe_csum(struct dip_infoframe *avi_if);
extern bool intel_sdvo_init(struct drm_device *dev, int output_device);
extern void intel_dvo_init(struct drm_device *dev);
extern void intel_tv_init(struct drm_device *dev);
@ -209,9 +242,9 @@ extern void intel_dp_init(struct drm_device *dev, int dp_reg);
void
intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
extern bool intel_pch_has_edp(struct drm_crtc *crtc);
extern bool intel_dpd_is_edp(struct drm_device *dev);
extern void intel_edp_link_config (struct intel_encoder *, int *, int *);
extern bool intel_encoder_is_pch_edp(struct drm_encoder *encoder);
/* intel_panel.c */
extern void intel_fixed_panel_mode(struct drm_display_mode *fixed_mode,

2
drivers/gpu/drm/i915/intel_fb.c
View file

@ -225,7 +225,7 @@ static void intel_fbdev_destroy(struct drm_device *dev,
drm_framebuffer_cleanup(&ifb->base);
if (ifb->obj) {
drm_gem_object_unreference(ifb->obj);
drm_gem_object_unreference_unlocked(ifb->obj);
ifb->obj = NULL;
}
}

132
drivers/gpu/drm/i915/intel_hdmi.c
View file

@ -42,6 +42,9 @@ struct intel_hdmi {
u32 sdvox_reg;
int ddc_bus;
bool has_hdmi_sink;
bool has_audio;
int force_audio;
struct drm_property *force_audio_property;
};
static struct intel_hdmi *enc_to_intel_hdmi(struct drm_encoder *encoder)
@ -55,6 +58,60 @@ static struct intel_hdmi *intel_attached_hdmi(struct drm_connector *connector)
struct intel_hdmi, base);
}
void intel_dip_infoframe_csum(struct dip_infoframe *avi_if)
{
uint8_t *data = (uint8_t *)avi_if;
uint8_t sum = 0;
unsigned i;
avi_if->checksum = 0;
avi_if->ecc = 0;
for (i = 0; i < sizeof(*avi_if); i++)
sum += data[i];
avi_if->checksum = 0x100 - sum;
}
static void intel_hdmi_set_avi_infoframe(struct drm_encoder *encoder)
{
struct dip_infoframe avi_if = {
.type = DIP_TYPE_AVI,
.ver = DIP_VERSION_AVI,
.len = DIP_LEN_AVI,
};
uint32_t *data = (uint32_t *)&avi_if;
struct drm_device *dev = encoder->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
u32 port;
unsigned i;
if (!intel_hdmi->has_hdmi_sink)
return;
/* XXX first guess at handling video port, is this corrent? */
if (intel_hdmi->sdvox_reg == SDVOB)
port = VIDEO_DIP_PORT_B;
else if (intel_hdmi->sdvox_reg == SDVOC)
port = VIDEO_DIP_PORT_C;
else
return;
I915_WRITE(VIDEO_DIP_CTL, VIDEO_DIP_ENABLE | port |
VIDEO_DIP_SELECT_AVI | VIDEO_DIP_FREQ_VSYNC);
intel_dip_infoframe_csum(&avi_if);
for (i = 0; i < sizeof(avi_if); i += 4) {
I915_WRITE(VIDEO_DIP_DATA, *data);
data++;
}
I915_WRITE(VIDEO_DIP_CTL, VIDEO_DIP_ENABLE | port |
VIDEO_DIP_SELECT_AVI | VIDEO_DIP_FREQ_VSYNC |
VIDEO_DIP_ENABLE_AVI);
}
static void intel_hdmi_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
@ -72,10 +129,13 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder,
if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
sdvox |= SDVO_HSYNC_ACTIVE_HIGH;
if (intel_hdmi->has_hdmi_sink) {
/* Required on CPT */
if (intel_hdmi->has_hdmi_sink && HAS_PCH_CPT(dev))
sdvox |= HDMI_MODE_SELECT;
if (intel_hdmi->has_audio) {
sdvox |= SDVO_AUDIO_ENABLE;
if (HAS_PCH_CPT(dev))
sdvox |= HDMI_MODE_SELECT;
sdvox |= SDVO_NULL_PACKETS_DURING_VSYNC;
}
if (intel_crtc->pipe == 1) {
@ -87,6 +147,8 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder,
I915_WRITE(intel_hdmi->sdvox_reg, sdvox);
POSTING_READ(intel_hdmi->sdvox_reg);
intel_hdmi_set_avi_infoframe(encoder);
}
static void intel_hdmi_dpms(struct drm_encoder *encoder, int mode)
@ -154,6 +216,7 @@ intel_hdmi_detect(struct drm_connector *connector, bool force)
enum drm_connector_status status = connector_status_disconnected;
intel_hdmi->has_hdmi_sink = false;
intel_hdmi->has_audio = false;
edid = drm_get_edid(connector,
&dev_priv->gmbus[intel_hdmi->ddc_bus].adapter);
@ -161,11 +224,17 @@ intel_hdmi_detect(struct drm_connector *connector, bool force)
if (edid->input & DRM_EDID_INPUT_DIGITAL) {
status = connector_status_connected;
intel_hdmi->has_hdmi_sink = drm_detect_hdmi_monitor(edid);
intel_hdmi->has_audio = drm_detect_monitor_audio(edid);
}
connector->display_info.raw_edid = NULL;
kfree(edid);
}
if (status == connector_status_connected) {
if (intel_hdmi->force_audio)
intel_hdmi->has_audio = intel_hdmi->force_audio > 0;
}
return status;
}
@ -182,6 +251,46 @@ static int intel_hdmi_get_modes(struct drm_connector *connector)
&dev_priv->gmbus[intel_hdmi->ddc_bus].adapter);
}
static int
intel_hdmi_set_property(struct drm_connector *connector,
struct drm_property *property,
uint64_t val)
{
struct intel_hdmi *intel_hdmi = intel_attached_hdmi(connector);
int ret;
ret = drm_connector_property_set_value(connector, property, val);
if (ret)
return ret;
if (property == intel_hdmi->force_audio_property) {
if (val == intel_hdmi->force_audio)
return 0;
intel_hdmi->force_audio = val;
if (val > 0 && intel_hdmi->has_audio)
return 0;
if (val < 0 && !intel_hdmi->has_audio)
return 0;
intel_hdmi->has_audio = val > 0;
goto done;
}
return -EINVAL;
done:
if (intel_hdmi->base.base.crtc) {
struct drm_crtc *crtc = intel_hdmi->base.base.crtc;
drm_crtc_helper_set_mode(crtc, &crtc->mode,
crtc->x, crtc->y,
crtc->fb);
}
return 0;
}
static void intel_hdmi_destroy(struct drm_connector *connector)
{
drm_sysfs_connector_remove(connector);
@ -201,6 +310,7 @@ static const struct drm_connector_funcs intel_hdmi_connector_funcs = {
.dpms = drm_helper_connector_dpms,
.detect = intel_hdmi_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
.set_property = intel_hdmi_set_property,
.destroy = intel_hdmi_destroy,
};
@ -214,6 +324,20 @@ static const struct drm_encoder_funcs intel_hdmi_enc_funcs = {
.destroy = intel_encoder_destroy,
};
static void
intel_hdmi_add_properties(struct intel_hdmi *intel_hdmi, struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
intel_hdmi->force_audio_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE, "force_audio", 2);
if (intel_hdmi->force_audio_property) {
intel_hdmi->force_audio_property->values[0] = -1;
intel_hdmi->force_audio_property->values[1] = 1;
drm_connector_attach_property(connector, intel_hdmi->force_audio_property, 0);
}
}
void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
{
struct drm_i915_private *dev_priv = dev->dev_private;
@ -275,6 +399,8 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
drm_encoder_helper_add(&intel_encoder->base, &intel_hdmi_helper_funcs);
intel_hdmi_add_properties(intel_hdmi, connector);
intel_connector_attach_encoder(intel_connector, intel_encoder);
drm_sysfs_connector_add(connector);

1
drivers/gpu/drm/i915/intel_i2c.c
View file

@ -155,6 +155,7 @@ intel_gpio_create(struct drm_i915_private *dev_priv, u32 pin)
GPIOC,
GPIOD,
GPIOE,
0,
GPIOF,
};
struct intel_gpio *gpio;

138
drivers/gpu/drm/i915/intel_ringbuffer.c
View file

@ -119,12 +119,12 @@ render_ring_flush(struct drm_device *dev,
}
}
static void ring_set_tail(struct drm_device *dev,
struct intel_ring_buffer *ring,
u32 value)
static void ring_write_tail(struct drm_device *dev,
struct intel_ring_buffer *ring,
u32 value)
{
drm_i915_private_t *dev_priv = dev->dev_private;
I915_WRITE_TAIL(ring, ring->tail);
I915_WRITE_TAIL(ring, value);
}
u32 intel_ring_get_active_head(struct drm_device *dev,
@ -148,7 +148,7 @@ static int init_ring_common(struct drm_device *dev,
/* Stop the ring if it's running. */
I915_WRITE_CTL(ring, 0);
I915_WRITE_HEAD(ring, 0);
ring->set_tail(dev, ring, 0);
ring->write_tail(dev, ring, 0);
/* Initialize the ring. */
I915_WRITE_START(ring, obj_priv->gtt_offset);
@ -383,9 +383,9 @@ static int init_bsd_ring(struct drm_device *dev,
}
static u32
bsd_ring_add_request(struct drm_device *dev,
struct intel_ring_buffer *ring,
u32 flush_domains)
ring_add_request(struct drm_device *dev,
struct intel_ring_buffer *ring,
u32 flush_domains)
{
u32 seqno;
@ -418,18 +418,18 @@ bsd_ring_put_user_irq(struct drm_device *dev,
}
static u32
bsd_ring_get_seqno(struct drm_device *dev,
struct intel_ring_buffer *ring)
ring_status_page_get_seqno(struct drm_device *dev,
struct intel_ring_buffer *ring)
{
return intel_read_status_page(ring, I915_GEM_HWS_INDEX);
}
static int
bsd_ring_dispatch_gem_execbuffer(struct drm_device *dev,
struct intel_ring_buffer *ring,
struct drm_i915_gem_execbuffer2 *exec,
struct drm_clip_rect *cliprects,
uint64_t exec_offset)
ring_dispatch_gem_execbuffer(struct drm_device *dev,
struct intel_ring_buffer *ring,
struct drm_i915_gem_execbuffer2 *exec,
struct drm_clip_rect *cliprects,
uint64_t exec_offset)
{
uint32_t exec_start;
exec_start = (uint32_t) exec_offset + exec->batch_start_offset;
@ -441,7 +441,6 @@ bsd_ring_dispatch_gem_execbuffer(struct drm_device *dev,
return 0;
}
static int
render_ring_dispatch_gem_execbuffer(struct drm_device *dev,
struct intel_ring_buffer *ring,
@ -476,7 +475,7 @@ render_ring_dispatch_gem_execbuffer(struct drm_device *dev,
intel_ring_emit(dev, ring, exec_start + exec_len - 4);
intel_ring_emit(dev, ring, 0);
} else {
intel_ring_begin(dev, ring, 4);
intel_ring_begin(dev, ring, 2);
if (INTEL_INFO(dev)->gen >= 4) {
intel_ring_emit(dev, ring,
MI_BATCH_BUFFER_START | (2 << 6)
@ -492,7 +491,7 @@ render_ring_dispatch_gem_execbuffer(struct drm_device *dev,
intel_ring_advance(dev, ring);
}
if (IS_G4X(dev) || IS_IRONLAKE(dev)) {
if (IS_G4X(dev) || IS_GEN5(dev)) {
intel_ring_begin(dev, ring, 2);
intel_ring_emit(dev, ring, MI_FLUSH |
MI_NO_WRITE_FLUSH |
@ -581,6 +580,7 @@ int intel_init_ring_buffer(struct drm_device *dev,
ring->dev = dev;
INIT_LIST_HEAD(&ring->active_list);
INIT_LIST_HEAD(&ring->request_list);
INIT_LIST_HEAD(&ring->gpu_write_list);
if (I915_NEED_GFX_HWS(dev)) {
ret = init_status_page(dev, ring);
@ -707,7 +707,7 @@ int intel_wait_ring_buffer(struct drm_device *dev,
master_priv->sarea_priv->perf_boxes |= I915_BOX_WAIT;
}
yield();
msleep(1);
} while (!time_after(jiffies, end));
trace_i915_ring_wait_end (dev);
return -EBUSY;
@ -730,22 +730,7 @@ void intel_ring_advance(struct drm_device *dev,
struct intel_ring_buffer *ring)
{
ring->tail &= ring->size - 1;
ring->set_tail(dev, ring, ring->tail);
}
void intel_fill_struct(struct drm_device *dev,
struct intel_ring_buffer *ring,
void *data,
unsigned int len)
{
unsigned int *virt = ring->virtual_start + ring->tail;
BUG_ON((len&~(4-1)) != 0);
intel_ring_begin(dev, ring, len/4);
memcpy(virt, data, len);
ring->tail += len;
ring->tail &= ring->size - 1;
ring->space -= len;
intel_ring_advance(dev, ring);
ring->write_tail(dev, ring, ring->tail);
}
static const struct intel_ring_buffer render_ring = {
@ -754,7 +739,7 @@ static const struct intel_ring_buffer render_ring = {
.mmio_base = RENDER_RING_BASE,
.size = 32 * PAGE_SIZE,
.init = init_render_ring,
.set_tail = ring_set_tail,
.write_tail = ring_write_tail,
.flush = render_ring_flush,
.add_request = render_ring_add_request,
.get_seqno = render_ring_get_seqno,
@ -771,19 +756,19 @@ static const struct intel_ring_buffer bsd_ring = {
.mmio_base = BSD_RING_BASE,
.size = 32 * PAGE_SIZE,
.init = init_bsd_ring,
.set_tail = ring_set_tail,
.write_tail = ring_write_tail,
.flush = bsd_ring_flush,
.add_request = bsd_ring_add_request,
.get_seqno = bsd_ring_get_seqno,
.add_request = ring_add_request,
.get_seqno = ring_status_page_get_seqno,
.user_irq_get = bsd_ring_get_user_irq,
.user_irq_put = bsd_ring_put_user_irq,
.dispatch_gem_execbuffer = bsd_ring_dispatch_gem_execbuffer,
.dispatch_gem_execbuffer = ring_dispatch_gem_execbuffer,
};
static void gen6_bsd_ring_set_tail(struct drm_device *dev,
struct intel_ring_buffer *ring,
u32 value)
static void gen6_bsd_ring_write_tail(struct drm_device *dev,
struct intel_ring_buffer *ring,
u32 value)
{
drm_i915_private_t *dev_priv = dev->dev_private;
@ -804,10 +789,10 @@ static void gen6_bsd_ring_set_tail(struct drm_device *dev,
GEN6_BSD_SLEEP_PSMI_CONTROL_RC_ILDL_MESSAGE_ENABLE);
}
static void gen6_bsd_ring_flush(struct drm_device *dev,
struct intel_ring_buffer *ring,
u32 invalidate_domains,
u32 flush_domains)
static void gen6_ring_flush(struct drm_device *dev,
struct intel_ring_buffer *ring,
u32 invalidate_domains,
u32 flush_domains)
{
intel_ring_begin(dev, ring, 4);
intel_ring_emit(dev, ring, MI_FLUSH_DW);
@ -818,11 +803,11 @@ static void gen6_bsd_ring_flush(struct drm_device *dev,
}
static int
gen6_bsd_ring_dispatch_gem_execbuffer(struct drm_device *dev,
struct intel_ring_buffer *ring,
struct drm_i915_gem_execbuffer2 *exec,
struct drm_clip_rect *cliprects,
uint64_t exec_offset)
gen6_ring_dispatch_gem_execbuffer(struct drm_device *dev,
struct intel_ring_buffer *ring,
struct drm_i915_gem_execbuffer2 *exec,
struct drm_clip_rect *cliprects,
uint64_t exec_offset)
{
uint32_t exec_start;
@ -845,13 +830,43 @@ static const struct intel_ring_buffer gen6_bsd_ring = {
.mmio_base = GEN6_BSD_RING_BASE,
.size = 32 * PAGE_SIZE,
.init = init_bsd_ring,
.set_tail = gen6_bsd_ring_set_tail,
.flush = gen6_bsd_ring_flush,
.add_request = bsd_ring_add_request,
.get_seqno = bsd_ring_get_seqno,
.write_tail = gen6_bsd_ring_write_tail,
.flush = gen6_ring_flush,
.add_request = ring_add_request,
.get_seqno = ring_status_page_get_seqno,
.user_irq_get = bsd_ring_get_user_irq,
.user_irq_put = bsd_ring_put_user_irq,
.dispatch_gem_execbuffer = gen6_bsd_ring_dispatch_gem_execbuffer,
.dispatch_gem_execbuffer = gen6_ring_dispatch_gem_execbuffer,
};
/* Blitter support (SandyBridge+) */
static void
blt_ring_get_user_irq(struct drm_device *dev,
struct intel_ring_buffer *ring)
{
/* do nothing */
}
static void
blt_ring_put_user_irq(struct drm_device *dev,
struct intel_ring_buffer *ring)
{
/* do nothing */
}
static const struct intel_ring_buffer gen6_blt_ring = {
.name = "blt ring",
.id = RING_BLT,
.mmio_base = BLT_RING_BASE,
.size = 32 * PAGE_SIZE,
.init = init_ring_common,
.write_tail = ring_write_tail,
.flush = gen6_ring_flush,
.add_request = ring_add_request,
.get_seqno = ring_status_page_get_seqno,
.user_irq_get = blt_ring_get_user_irq,
.user_irq_put = blt_ring_put_user_irq,
.dispatch_gem_execbuffer = gen6_ring_dispatch_gem_execbuffer,
};
int intel_init_render_ring_buffer(struct drm_device *dev)
@ -881,3 +896,12 @@ int intel_init_bsd_ring_buffer(struct drm_device *dev)
return intel_init_ring_buffer(dev, &dev_priv->bsd_ring);
}
int intel_init_blt_ring_buffer(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
dev_priv->blt_ring = gen6_blt_ring;
return intel_init_ring_buffer(dev, &dev_priv->blt_ring);
}

21
drivers/gpu/drm/i915/intel_ringbuffer.h
View file

@ -22,6 +22,7 @@ struct intel_ring_buffer {
enum intel_ring_id {
RING_RENDER = 0x1,
RING_BSD = 0x2,
RING_BLT = 0x4,
} id;
u32 mmio_base;
unsigned long size;
@ -45,9 +46,9 @@ struct intel_ring_buffer {
int (*init)(struct drm_device *dev,
struct intel_ring_buffer *ring);
void (*set_tail)(struct drm_device *dev,
struct intel_ring_buffer *ring,
u32 value);
void (*write_tail)(struct drm_device *dev,
struct intel_ring_buffer *ring,
u32 value);
void (*flush)(struct drm_device *dev,
struct intel_ring_buffer *ring,
u32 invalidate_domains,
@ -81,6 +82,15 @@ struct intel_ring_buffer {
*/
struct list_head request_list;
/**
* List of objects currently pending a GPU write flush.
*
* All elements on this list will belong to either the
* active_list or flushing_list, last_rendering_seqno can
* be used to differentiate between the two elements.
*/
struct list_head gpu_write_list;
/**
* Do we have some not yet emitted requests outstanding?
*/
@ -116,10 +126,6 @@ static inline void intel_ring_emit(struct drm_device *dev,
ring->tail += 4;
}
void intel_fill_struct(struct drm_device *dev,
struct intel_ring_buffer *ring,
void *data,
unsigned int len);
void intel_ring_advance(struct drm_device *dev,
struct intel_ring_buffer *ring);
@ -128,6 +134,7 @@ u32 intel_ring_get_seqno(struct drm_device *dev,
int intel_init_render_ring_buffer(struct drm_device *dev);
int intel_init_bsd_ring_buffer(struct drm_device *dev);
int intel_init_blt_ring_buffer(struct drm_device *dev);
u32 intel_ring_get_active_head(struct drm_device *dev,
struct intel_ring_buffer *ring);

219
drivers/gpu/drm/i915/intel_sdvo.c
View file

@ -107,6 +107,7 @@ struct intel_sdvo {
* This is set if we treat the device as HDMI, instead of DVI.
*/
bool is_hdmi;
bool has_audio;
/**
* This is set if we detect output of sdvo device as LVDS and
@ -119,12 +120,6 @@ struct intel_sdvo {
*/
struct drm_display_mode *sdvo_lvds_fixed_mode;
/*
* supported encoding mode, used to determine whether HDMI is
* supported
*/
struct intel_sdvo_encode encode;
/* DDC bus used by this SDVO encoder */
uint8_t ddc_bus;
@ -138,11 +133,15 @@ struct intel_sdvo_connector {
/* Mark the type of connector */
uint16_t output_flag;
int force_audio;
/* This contains all current supported TV format */
u8 tv_format_supported[TV_FORMAT_NUM];
int format_supported_num;
struct drm_property *tv_format;
struct drm_property *force_audio_property;
/* add the property for the SDVO-TV */
struct drm_property *left;
struct drm_property *right;
@ -794,17 +793,13 @@ static void intel_sdvo_get_mode_from_dtd(struct drm_display_mode * mode,
mode->flags |= DRM_MODE_FLAG_PVSYNC;
}
static bool intel_sdvo_get_supp_encode(struct intel_sdvo *intel_sdvo,
struct intel_sdvo_encode *encode)
static bool intel_sdvo_check_supp_encode(struct intel_sdvo *intel_sdvo)
{
if (intel_sdvo_get_value(intel_sdvo,
SDVO_CMD_GET_SUPP_ENCODE,
encode, sizeof(*encode)))
return true;
struct intel_sdvo_encode encode;
/* non-support means DVI */
memset(encode, 0, sizeof(*encode));
return false;
return intel_sdvo_get_value(intel_sdvo,
SDVO_CMD_GET_SUPP_ENCODE,
&encode, sizeof(encode));
}
static bool intel_sdvo_set_encode(struct intel_sdvo *intel_sdvo,
@ -849,115 +844,33 @@ static void intel_sdvo_dump_hdmi_buf(struct intel_sdvo *intel_sdvo)
}
#endif
static bool intel_sdvo_set_hdmi_buf(struct intel_sdvo *intel_sdvo,
int index,
uint8_t *data, int8_t size, uint8_t tx_rate)
{
uint8_t set_buf_index[2];
set_buf_index[0] = index;
set_buf_index[1] = 0;
if (!intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_HBUF_INDEX,
set_buf_index, 2))
return false;
for (; size > 0; size -= 8) {
if (!intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_HBUF_DATA, data, 8))
return false;
data += 8;
}
return intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_HBUF_TXRATE, &tx_rate, 1);
}
static uint8_t intel_sdvo_calc_hbuf_csum(uint8_t *data, uint8_t size)
{
uint8_t csum = 0;
int i;
for (i = 0; i < size; i++)
csum += data[i];
return 0x100 - csum;
}
#define DIP_TYPE_AVI 0x82
#define DIP_VERSION_AVI 0x2
#define DIP_LEN_AVI 13
struct dip_infoframe {
uint8_t type;
uint8_t version;
uint8_t len;
uint8_t checksum;
union {
struct {
/* Packet Byte #1 */
uint8_t S:2;
uint8_t B:2;
uint8_t A:1;
uint8_t Y:2;
uint8_t rsvd1:1;
/* Packet Byte #2 */
uint8_t R:4;
uint8_t M:2;
uint8_t C:2;
/* Packet Byte #3 */
uint8_t SC:2;
uint8_t Q:2;
uint8_t EC:3;
uint8_t ITC:1;
/* Packet Byte #4 */
uint8_t VIC:7;
uint8_t rsvd2:1;
/* Packet Byte #5 */
uint8_t PR:4;
uint8_t rsvd3:4;
/* Packet Byte #6~13 */
uint16_t top_bar_end;
uint16_t bottom_bar_start;
uint16_t left_bar_end;
uint16_t right_bar_start;
} avi;
struct {
/* Packet Byte #1 */
uint8_t channel_count:3;
uint8_t rsvd1:1;
uint8_t coding_type:4;
/* Packet Byte #2 */
uint8_t sample_size:2; /* SS0, SS1 */
uint8_t sample_frequency:3;
uint8_t rsvd2:3;
/* Packet Byte #3 */
uint8_t coding_type_private:5;
uint8_t rsvd3:3;
/* Packet Byte #4 */
uint8_t channel_allocation;
/* Packet Byte #5 */
uint8_t rsvd4:3;
uint8_t level_shift:4;
uint8_t downmix_inhibit:1;
} audio;
uint8_t payload[28];
} __attribute__ ((packed)) u;
} __attribute__((packed));
static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo *intel_sdvo,
struct drm_display_mode * mode)
static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo *intel_sdvo)
{
struct dip_infoframe avi_if = {
.type = DIP_TYPE_AVI,
.version = DIP_VERSION_AVI,
.ver = DIP_VERSION_AVI,
.len = DIP_LEN_AVI,
};
uint8_t tx_rate = SDVO_HBUF_TX_VSYNC;
uint8_t set_buf_index[2] = { 1, 0 };
uint64_t *data = (uint64_t *)&avi_if;
unsigned i;
avi_if.checksum = intel_sdvo_calc_hbuf_csum((uint8_t *)&avi_if,
4 + avi_if.len);
return intel_sdvo_set_hdmi_buf(intel_sdvo, 1, (uint8_t *)&avi_if,
4 + avi_if.len,
SDVO_HBUF_TX_VSYNC);
intel_dip_infoframe_csum(&avi_if);
if (!intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_HBUF_INDEX,
set_buf_index, 2))
return false;
for (i = 0; i < sizeof(avi_if); i += 8) {
if (!intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_HBUF_DATA,
data, 8))
return false;
data++;
}
return intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_SET_HBUF_TXRATE,
&tx_rate, 1);
}
static bool intel_sdvo_set_tv_format(struct intel_sdvo *intel_sdvo)
@ -1111,7 +1024,7 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
return;
if (intel_sdvo->is_hdmi &&
!intel_sdvo_set_avi_infoframe(intel_sdvo, mode))
!intel_sdvo_set_avi_infoframe(intel_sdvo))
return;
if (intel_sdvo->is_tv &&
@ -1150,7 +1063,7 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
}
if (intel_crtc->pipe == 1)
sdvox |= SDVO_PIPE_B_SELECT;
if (intel_sdvo->is_hdmi)
if (intel_sdvo->has_audio)
sdvox |= SDVO_AUDIO_ENABLE;
if (INTEL_INFO(dev)->gen >= 4) {
@ -1476,11 +1389,18 @@ intel_sdvo_hdmi_sink_detect(struct drm_connector *connector)
if (edid->input & DRM_EDID_INPUT_DIGITAL) {
status = connector_status_connected;
intel_sdvo->is_hdmi = drm_detect_hdmi_monitor(edid);
intel_sdvo->has_audio = drm_detect_monitor_audio(edid);
}
connector->display_info.raw_edid = NULL;
kfree(edid);
}
if (status == connector_status_connected) {
struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector);
if (intel_sdvo_connector->force_audio)
intel_sdvo->has_audio = intel_sdvo_connector->force_audio > 0;
}
return status;
}
@ -1787,6 +1707,21 @@ intel_sdvo_set_property(struct drm_connector *connector,
if (ret)
return ret;
if (property == intel_sdvo_connector->force_audio_property) {
if (val == intel_sdvo_connector->force_audio)
return 0;
intel_sdvo_connector->force_audio = val;
if (val > 0 && intel_sdvo->has_audio)
return 0;
if (val < 0 && !intel_sdvo->has_audio)
return 0;
intel_sdvo->has_audio = val > 0;
goto done;
}
#define CHECK_PROPERTY(name, NAME) \
if (intel_sdvo_connector->name == property) { \
if (intel_sdvo_connector->cur_##name == temp_value) return 0; \
@ -2013,12 +1948,22 @@ intel_sdvo_select_i2c_bus(struct drm_i915_private *dev_priv,
}
static bool
intel_sdvo_get_digital_encoding_mode(struct intel_sdvo *intel_sdvo, int device)
intel_sdvo_is_hdmi_connector(struct intel_sdvo *intel_sdvo, int device)
{
return intel_sdvo_set_target_output(intel_sdvo,
device == 0 ? SDVO_OUTPUT_TMDS0 : SDVO_OUTPUT_TMDS1) &&
intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_ENCODE,
&intel_sdvo->is_hdmi, 1);
int is_hdmi;
if (!intel_sdvo_check_supp_encode(intel_sdvo))
return false;
if (!intel_sdvo_set_target_output(intel_sdvo,
device == 0 ? SDVO_OUTPUT_TMDS0 : SDVO_OUTPUT_TMDS1))
return false;
is_hdmi = 0;
if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_ENCODE, &is_hdmi, 1))
return false;
return !!is_hdmi;
}
static u8
@ -2078,6 +2023,21 @@ intel_sdvo_connector_init(struct intel_sdvo_connector *connector,
drm_sysfs_connector_add(&connector->base.base);
}
static void
intel_sdvo_add_hdmi_properties(struct intel_sdvo_connector *connector)
{
struct drm_device *dev = connector->base.base.dev;
connector->force_audio_property =
drm_property_create(dev, DRM_MODE_PROP_RANGE, "force_audio", 2);
if (connector->force_audio_property) {
connector->force_audio_property->values[0] = -1;
connector->force_audio_property->values[1] = 1;
drm_connector_attach_property(&connector->base.base,
connector->force_audio_property, 0);
}
}
static bool
intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device)
{
@ -2104,20 +2064,21 @@ intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device)
encoder->encoder_type = DRM_MODE_ENCODER_TMDS;
connector->connector_type = DRM_MODE_CONNECTOR_DVID;
if (intel_sdvo_get_supp_encode(intel_sdvo, &intel_sdvo->encode)
&& intel_sdvo_get_digital_encoding_mode(intel_sdvo, device)
&& intel_sdvo->is_hdmi) {
if (intel_sdvo_is_hdmi_connector(intel_sdvo, device)) {
/* enable hdmi encoding mode if supported */
intel_sdvo_set_encode(intel_sdvo, SDVO_ENCODE_HDMI);
intel_sdvo_set_colorimetry(intel_sdvo,
SDVO_COLORIMETRY_RGB256);
connector->connector_type = DRM_MODE_CONNECTOR_HDMIA;
intel_sdvo->is_hdmi = true;
}
intel_sdvo->base.clone_mask = ((1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
(1 << INTEL_ANALOG_CLONE_BIT));
intel_sdvo_connector_init(intel_sdvo_connector, intel_sdvo);
intel_sdvo_add_hdmi_properties(intel_sdvo_connector);
return true;
}

1
include/drm/drm_crtc.h
View file

@ -763,6 +763,7 @@ extern int drm_mode_gamma_get_ioctl(struct drm_device *dev,
extern int drm_mode_gamma_set_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv);
extern bool drm_detect_hdmi_monitor(struct edid *edid);
extern bool drm_detect_monitor_audio(struct edid *edid);
extern int drm_mode_page_flip_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv);
extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev,

3
include/drm/drm_dp_helper.h
View file

@ -23,6 +23,9 @@
#ifndef _DRM_DP_HELPER_H_
#define _DRM_DP_HELPER_H_
#include <linux/types.h>
#include <linux/i2c.h>
/* From the VESA DisplayPort spec */
#define AUX_NATIVE_WRITE 0x8

6
include/drm/i915_drm.h
View file

@ -286,6 +286,7 @@ typedef struct drm_i915_irq_wait {
#define I915_PARAM_HAS_PAGEFLIPPING 8
#define I915_PARAM_HAS_EXECBUF2 9
#define I915_PARAM_HAS_BSD 10
#define I915_PARAM_HAS_BLT 11
typedef struct drm_i915_getparam {
int param;
@ -627,8 +628,11 @@ struct drm_i915_gem_execbuffer2 {
__u32 num_cliprects;
/** This is a struct drm_clip_rect *cliprects */
__u64 cliprects_ptr;
#define I915_EXEC_RING_MASK (7<<0)
#define I915_EXEC_DEFAULT (0<<0)
#define I915_EXEC_RENDER (1<<0)
#define I915_EXEC_BSD (1<<1)
#define I915_EXEC_BSD (2<<0)
#define I915_EXEC_BLT (3<<0)
__u64 flags;
__u64 rsvd1;
__u64 rsvd2;