#include <drm/drm_crtc_helper.h>
#include <linux/dma_remapping.h>
-#define HAS_eDP (intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP))
-
bool intel_pipe_has_type(struct drm_crtc *crtc, int type);
static void intel_increase_pllclock(struct drm_crtc *crtc);
static void intel_crtc_update_cursor(struct drm_crtc *crtc, bool on);
limit = &intel_limits_ironlake_single_lvds;
}
} else if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT) ||
- HAS_eDP)
+ intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP))
limit = &intel_limits_ironlake_display_port;
else
limit = &intel_limits_ironlake_dac;
u32 val;
bool cur_state;
- if (IS_HASWELL(dev_priv->dev) && pipe > 0) {
- DRM_ERROR("Attempting to enable FDI_RX on Haswell pipe > 0\n");
- return;
- } else {
- reg = FDI_RX_CTL(pipe);
- val = I915_READ(reg);
- cur_state = !!(val & FDI_RX_ENABLE);
- }
+ reg = FDI_RX_CTL(pipe);
+ val = I915_READ(reg);
+ cur_state = !!(val & FDI_RX_ENABLE);
WARN(cur_state != state,
"FDI RX state assertion failure (expected %s, current %s)\n",
state_string(state), state_string(cur_state));
int reg;
u32 val;
- if (IS_HASWELL(dev_priv->dev) && pipe > 0) {
- DRM_ERROR("Attempting to enable FDI on Haswell with pipe > 0\n");
- return;
- }
reg = FDI_RX_CTL(pipe);
val = I915_READ(reg);
WARN(!(val & FDI_RX_PLL_ENABLE), "FDI RX PLL assertion failure, should be active but is disabled\n");
static void ironlake_enable_pch_transcoder(struct drm_i915_private *dev_priv,
enum pipe pipe)
{
- int reg;
- u32 val, pipeconf_val;
+ struct drm_device *dev = dev_priv->dev;
struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
+ uint32_t reg, val, pipeconf_val;
/* PCH only available on ILK+ */
BUG_ON(dev_priv->info->gen < 5);
assert_fdi_tx_enabled(dev_priv, pipe);
assert_fdi_rx_enabled(dev_priv, pipe);
+ if (HAS_PCH_CPT(dev)) {
+ /* Workaround: Set the timing override bit before enabling the
+ * pch transcoder. */
+ reg = TRANS_CHICKEN2(pipe);
+ val = I915_READ(reg);
+ val |= TRANS_CHICKEN2_TIMING_OVERRIDE;
+ I915_WRITE(reg, val);
+ }
+
reg = TRANSCONF(pipe);
val = I915_READ(reg);
pipeconf_val = I915_READ(PIPECONF(pipe));
assert_fdi_tx_enabled(dev_priv, cpu_transcoder);
assert_fdi_rx_enabled(dev_priv, TRANSCODER_A);
+ /* Workaround: set timing override bit. */
+ val = I915_READ(_TRANSA_CHICKEN2);
+ val |= TRANS_CHICKEN2_TIMING_OVERRIDE;
+ I915_WRITE(_TRANSA_CHICKEN2, val);
+
val = TRANS_ENABLE;
pipeconf_val = I915_READ(PIPECONF(cpu_transcoder));
- if ((pipeconf_val & PIPECONF_INTERLACE_MASK) == PIPECONF_INTERLACED_ILK)
+ if ((pipeconf_val & PIPECONF_INTERLACE_MASK_HSW) ==
+ PIPECONF_INTERLACED_ILK)
val |= TRANS_INTERLACED;
else
val |= TRANS_PROGRESSIVE;
static void ironlake_disable_pch_transcoder(struct drm_i915_private *dev_priv,
enum pipe pipe)
{
- int reg;
- u32 val;
+ struct drm_device *dev = dev_priv->dev;
+ uint32_t reg, val;
/* FDI relies on the transcoder */
assert_fdi_tx_disabled(dev_priv, pipe);
/* wait for PCH transcoder off, transcoder state */
if (wait_for((I915_READ(reg) & TRANS_STATE_ENABLE) == 0, 50))
DRM_ERROR("failed to disable transcoder %d\n", pipe);
+
+ if (!HAS_PCH_IBX(dev)) {
+ /* Workaround: Clear the timing override chicken bit again. */
+ reg = TRANS_CHICKEN2(pipe);
+ val = I915_READ(reg);
+ val &= ~TRANS_CHICKEN2_TIMING_OVERRIDE;
+ I915_WRITE(reg, val);
+ }
}
-static void lpt_disable_pch_transcoder(struct drm_i915_private *dev_priv,
- enum pipe pipe)
+static void lpt_disable_pch_transcoder(struct drm_i915_private *dev_priv)
{
- int reg;
u32 val;
- /* FDI relies on the transcoder */
- assert_fdi_tx_disabled(dev_priv, pipe);
- assert_fdi_rx_disabled(dev_priv, pipe);
-
- /* Ports must be off as well */
- assert_pch_ports_disabled(dev_priv, pipe);
-
- reg = TRANSCONF(pipe);
- val = I915_READ(reg);
+ val = I915_READ(_TRANSACONF);
val &= ~TRANS_ENABLE;
- I915_WRITE(reg, val);
+ I915_WRITE(_TRANSACONF, val);
/* wait for PCH transcoder off, transcoder state */
- if (wait_for((I915_READ(reg) & TRANS_STATE_ENABLE) == 0, 50))
- DRM_ERROR("failed to disable transcoder %d\n", pipe);
+ if (wait_for((I915_READ(_TRANSACONF) & TRANS_STATE_ENABLE) == 0, 50))
+ DRM_ERROR("Failed to disable PCH transcoder\n");
+
+ /* Workaround: clear timing override bit. */
+ val = I915_READ(_TRANSA_CHICKEN2);
+ val &= ~TRANS_CHICKEN2_TIMING_OVERRIDE;
+ I915_WRITE(_TRANSA_CHICKEN2, val);
}
/**
{
enum transcoder cpu_transcoder = intel_pipe_to_cpu_transcoder(dev_priv,
pipe);
+ enum transcoder pch_transcoder;
int reg;
u32 val;
+ if (IS_HASWELL(dev_priv->dev))
+ pch_transcoder = TRANSCODER_A;
+ else
+ pch_transcoder = pipe;
+
/*
* A pipe without a PLL won't actually be able to drive bits from
* a plane. On ILK+ the pipe PLLs are integrated, so we don't
else {
if (pch_port) {
/* if driving the PCH, we need FDI enabled */
- assert_fdi_rx_pll_enabled(dev_priv, pipe);
- assert_fdi_tx_pll_enabled(dev_priv, pipe);
+ assert_fdi_rx_pll_enabled(dev_priv, pch_transcoder);
+ assert_fdi_tx_pll_enabled(dev_priv, cpu_transcoder);
}
/* FIXME: assert CPU port conditions for SNB+ */
}
udelay(150);
/* Ironlake workaround, enable clock pointer after FDI enable*/
- if (HAS_PCH_IBX(dev)) {
- I915_WRITE(FDI_RX_CHICKEN(pipe), FDI_RX_PHASE_SYNC_POINTER_OVR);
- I915_WRITE(FDI_RX_CHICKEN(pipe), FDI_RX_PHASE_SYNC_POINTER_OVR |
- FDI_RX_PHASE_SYNC_POINTER_EN);
- }
+ I915_WRITE(FDI_RX_CHICKEN(pipe), FDI_RX_PHASE_SYNC_POINTER_OVR);
+ I915_WRITE(FDI_RX_CHICKEN(pipe), FDI_RX_PHASE_SYNC_POINTER_OVR |
+ FDI_RX_PHASE_SYNC_POINTER_EN);
reg = FDI_RX_IIR(pipe);
for (tries = 0; tries < 5; tries++) {
POSTING_READ(reg);
udelay(150);
- if (HAS_PCH_CPT(dev))
- cpt_phase_pointer_enable(dev, pipe);
+ cpt_phase_pointer_enable(dev, pipe);
for (i = 0; i < 4; i++) {
reg = FDI_TX_CTL(pipe);
POSTING_READ(reg);
udelay(150);
- if (HAS_PCH_CPT(dev))
- cpt_phase_pointer_enable(dev, pipe);
+ cpt_phase_pointer_enable(dev, pipe);
for (i = 0; i < 4; i++) {
reg = FDI_TX_CTL(pipe);
/* Ironlake workaround, disable clock pointer after downing FDI */
if (HAS_PCH_IBX(dev)) {
I915_WRITE(FDI_RX_CHICKEN(pipe), FDI_RX_PHASE_SYNC_POINTER_OVR);
- I915_WRITE(FDI_RX_CHICKEN(pipe),
- I915_READ(FDI_RX_CHICKEN(pipe) &
- ~FDI_RX_PHASE_SYNC_POINTER_EN));
} else if (HAS_PCH_CPT(dev)) {
cpt_phase_pointer_disable(dev, pipe);
}
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
- int pipe = intel_crtc->pipe;
enum transcoder cpu_transcoder = intel_crtc->cpu_transcoder;
assert_transcoder_disabled(dev_priv, TRANSCODER_A);
- /* Write the TU size bits before fdi link training, so that error
- * detection works. */
- I915_WRITE(FDI_RX_TUSIZE1(pipe),
- I915_READ(PIPE_DATA_M1(pipe)) & TU_SIZE_MASK);
-
- /* For PCH output, training FDI link */
- dev_priv->display.fdi_link_train(crtc);
-
lpt_program_iclkip(crtc);
/* Set transcoder timing. */
void intel_cpt_verify_modeset(struct drm_device *dev, int pipe)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- int dslreg = PIPEDSL(pipe), tc2reg = TRANS_CHICKEN2(pipe);
+ int dslreg = PIPEDSL(pipe);
u32 temp;
temp = I915_READ(dslreg);
udelay(500);
if (wait_for(I915_READ(dslreg) != temp, 5)) {
- /* Without this, mode sets may fail silently on FDI */
- I915_WRITE(tc2reg, TRANS_AUTOTRAIN_GEN_STALL_DIS);
- udelay(250);
- I915_WRITE(tc2reg, 0);
if (wait_for(I915_READ(dslreg) != temp, 5))
DRM_ERROR("mode set failed: pipe %d stuck\n", pipe);
}
/* Enable panel fitting for LVDS */
if (dev_priv->pch_pf_size &&
- (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) || HAS_eDP)) {
+ (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) ||
+ intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP))) {
/* Force use of hard-coded filter coefficients
* as some pre-programmed values are broken,
* e.g. x201.
*/
- I915_WRITE(PF_CTL(pipe), PF_ENABLE | PF_FILTER_MED_3x3);
+ if (IS_IVYBRIDGE(dev))
+ I915_WRITE(PF_CTL(pipe), PF_ENABLE | PF_FILTER_MED_3x3 |
+ PF_PIPE_SEL_IVB(pipe));
+ else
+ I915_WRITE(PF_CTL(pipe), PF_ENABLE | PF_FILTER_MED_3x3);
I915_WRITE(PF_WIN_POS(pipe), dev_priv->pch_pf_pos);
I915_WRITE(PF_WIN_SZ(pipe), dev_priv->pch_pf_size);
}
is_pch_port = haswell_crtc_driving_pch(crtc);
if (is_pch_port)
- ironlake_fdi_pll_enable(intel_crtc);
+ dev_priv->display.fdi_link_train(crtc);
for_each_encoder_on_crtc(dev, crtc, encoder)
if (encoder->pre_enable)
intel_ddi_enable_pipe_clock(intel_crtc);
/* Enable panel fitting for eDP */
- if (dev_priv->pch_pf_size && HAS_eDP) {
+ if (dev_priv->pch_pf_size &&
+ intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP)) {
/* Force use of hard-coded filter coefficients
* as some pre-programmed values are broken,
* e.g. x201.
*/
- I915_WRITE(PF_CTL(pipe), PF_ENABLE | PF_FILTER_MED_3x3);
+ I915_WRITE(PF_CTL(pipe), PF_ENABLE | PF_FILTER_MED_3x3 |
+ PF_PIPE_SEL_IVB(pipe));
I915_WRITE(PF_WIN_POS(pipe), dev_priv->pch_pf_pos);
I915_WRITE(PF_WIN_SZ(pipe), dev_priv->pch_pf_size);
}
encoder->post_disable(encoder);
if (is_pch_port) {
- ironlake_fdi_disable(crtc);
- lpt_disable_pch_transcoder(dev_priv, pipe);
- intel_disable_pch_pll(intel_crtc);
- ironlake_fdi_pll_disable(intel_crtc);
+ lpt_disable_pch_transcoder(dev_priv);
+ intel_ddi_fdi_disable(crtc);
}
intel_crtc->active = false;
}
}
+int ironlake_get_lanes_required(int target_clock, int link_bw, int bpp)
+{
+ /*
+ * Account for spread spectrum to avoid
+ * oversubscribing the link. Max center spread
+ * is 2.5%; use 5% for safety's sake.
+ */
+ u32 bps = target_clock * bpp * 21 / 20;
+ return bps / (link_bw * 8) + 1;
+}
+
static void ironlake_set_m_n(struct drm_crtc *crtc,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
else
target_clock = adjusted_mode->clock;
- if (!lane) {
- /*
- * Account for spread spectrum to avoid
- * oversubscribing the link. Max center spread
- * is 2.5%; use 5% for safety's sake.
- */
- u32 bps = target_clock * intel_crtc->bpp * 21 / 20;
- lane = bps / (link_bw * 8) + 1;
- }
+ if (!lane)
+ lane = ironlake_get_lanes_required(target_clock, link_bw,
+ intel_crtc->bpp);
intel_crtc->fdi_lanes = lane;
int depth, int bpp)
{
struct drm_i915_gem_object *obj;
- struct drm_mode_fb_cmd2 mode_cmd;
+ struct drm_mode_fb_cmd2 mode_cmd = { 0 };
obj = i915_gem_alloc_object(dev,
intel_framebuffer_size_for_mode(mode, bpp));
DRM_DEBUG_KMS("reusing fbdev for load-detection framebuffer\n");
if (IS_ERR(fb)) {
DRM_DEBUG_KMS("failed to allocate framebuffer for load-detection\n");
- goto fail;
+ return false;
}
if (!intel_set_mode(crtc, mode, 0, 0, fb)) {
DRM_DEBUG_KMS("failed to set mode on load-detect pipe\n");
if (old->release_fb)
old->release_fb->funcs->destroy(old->release_fb);
- goto fail;
+ return false;
}
/* let the connector get through one full cycle before testing */
intel_wait_for_vblank(dev, intel_crtc->pipe);
-
return true;
-fail:
- connector->encoder = NULL;
- encoder->crtc = NULL;
- return false;
}
void intel_release_load_detect_pipe(struct drm_connector *connector,
{
struct intel_unpin_work *work =
container_of(__work, struct intel_unpin_work, work);
+ struct drm_device *dev = work->crtc->dev;
- mutex_lock(&work->dev->struct_mutex);
+ mutex_lock(&dev->struct_mutex);
intel_unpin_fb_obj(work->old_fb_obj);
drm_gem_object_unreference(&work->pending_flip_obj->base);
drm_gem_object_unreference(&work->old_fb_obj->base);
- intel_update_fbc(work->dev);
- mutex_unlock(&work->dev->struct_mutex);
+ intel_update_fbc(dev);
+ mutex_unlock(&dev->struct_mutex);
+
+ BUG_ON(atomic_read(&to_intel_crtc(work->crtc)->unpin_work_count) == 0);
+ atomic_dec(&to_intel_crtc(work->crtc)->unpin_work_count);
+
kfree(work);
}
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_unpin_work *work;
struct drm_i915_gem_object *obj;
- struct drm_pending_vblank_event *e;
- struct timeval tvbl;
unsigned long flags;
/* Ignore early vblank irqs */
spin_lock_irqsave(&dev->event_lock, flags);
work = intel_crtc->unpin_work;
- if (work == NULL || !work->pending) {
+
+ /* Ensure we don't miss a work->pending update ... */
+ smp_rmb();
+
+ if (work == NULL || atomic_read(&work->pending) < INTEL_FLIP_COMPLETE) {
spin_unlock_irqrestore(&dev->event_lock, flags);
return;
}
- intel_crtc->unpin_work = NULL;
-
- if (work->event) {
- e = work->event;
- e->event.sequence = drm_vblank_count_and_time(dev, intel_crtc->pipe, &tvbl);
+ /* and that the unpin work is consistent wrt ->pending. */
+ smp_rmb();
- e->event.tv_sec = tvbl.tv_sec;
- e->event.tv_usec = tvbl.tv_usec;
+ intel_crtc->unpin_work = NULL;
- list_add_tail(&e->base.link,
- &e->base.file_priv->event_list);
- wake_up_interruptible(&e->base.file_priv->event_wait);
- }
+ if (work->event)
+ drm_send_vblank_event(dev, intel_crtc->pipe, work->event);
drm_vblank_put(dev, intel_crtc->pipe);
atomic_clear_mask(1 << intel_crtc->plane,
&obj->pending_flip.counter);
-
wake_up(&dev_priv->pending_flip_queue);
- schedule_work(&work->work);
+
+ queue_work(dev_priv->wq, &work->work);
trace_i915_flip_complete(intel_crtc->plane, work->pending_flip_obj);
}
to_intel_crtc(dev_priv->plane_to_crtc_mapping[plane]);
unsigned long flags;
+ /* NB: An MMIO update of the plane base pointer will also
+ * generate a page-flip completion irq, i.e. every modeset
+ * is also accompanied by a spurious intel_prepare_page_flip().
+ */
spin_lock_irqsave(&dev->event_lock, flags);
- if (intel_crtc->unpin_work) {
- if ((++intel_crtc->unpin_work->pending) > 1)
- DRM_ERROR("Prepared flip multiple times\n");
- } else {
- DRM_DEBUG_DRIVER("preparing flip with no unpin work?\n");
- }
+ if (intel_crtc->unpin_work)
+ atomic_inc_not_zero(&intel_crtc->unpin_work->pending);
spin_unlock_irqrestore(&dev->event_lock, flags);
}
+inline static void intel_mark_page_flip_active(struct intel_crtc *intel_crtc)
+{
+ /* Ensure that the work item is consistent when activating it ... */
+ smp_wmb();
+ atomic_set(&intel_crtc->unpin_work->pending, INTEL_FLIP_PENDING);
+ /* and that it is marked active as soon as the irq could fire. */
+ smp_wmb();
+}
+
static int intel_gen2_queue_flip(struct drm_device *dev,
struct drm_crtc *crtc,
struct drm_framebuffer *fb,
intel_ring_emit(ring, fb->pitches[0]);
intel_ring_emit(ring, obj->gtt_offset + intel_crtc->dspaddr_offset);
intel_ring_emit(ring, 0); /* aux display base address, unused */
+
+ intel_mark_page_flip_active(intel_crtc);
intel_ring_advance(ring);
return 0;
intel_ring_emit(ring, obj->gtt_offset + intel_crtc->dspaddr_offset);
intel_ring_emit(ring, MI_NOOP);
+ intel_mark_page_flip_active(intel_crtc);
intel_ring_advance(ring);
return 0;
pf = 0;
pipesrc = I915_READ(PIPESRC(intel_crtc->pipe)) & 0x0fff0fff;
intel_ring_emit(ring, pf | pipesrc);
+
+ intel_mark_page_flip_active(intel_crtc);
intel_ring_advance(ring);
return 0;
pf = 0;
pipesrc = I915_READ(PIPESRC(intel_crtc->pipe)) & 0x0fff0fff;
intel_ring_emit(ring, pf | pipesrc);
+
+ intel_mark_page_flip_active(intel_crtc);
intel_ring_advance(ring);
return 0;
intel_ring_emit(ring, (fb->pitches[0] | obj->tiling_mode));
intel_ring_emit(ring, obj->gtt_offset + intel_crtc->dspaddr_offset);
intel_ring_emit(ring, (MI_NOOP));
+
+ intel_mark_page_flip_active(intel_crtc);
intel_ring_advance(ring);
return 0;
return -ENOMEM;
work->event = event;
- work->dev = crtc->dev;
+ work->crtc = crtc;
intel_fb = to_intel_framebuffer(crtc->fb);
work->old_fb_obj = intel_fb->obj;
INIT_WORK(&work->work, intel_unpin_work_fn);
intel_fb = to_intel_framebuffer(fb);
obj = intel_fb->obj;
+ if (atomic_read(&intel_crtc->unpin_work_count) >= 2)
+ flush_workqueue(dev_priv->wq);
+
ret = i915_mutex_lock_interruptible(dev);
if (ret)
goto cleanup;
* the flip occurs and the object is no longer visible.
*/
atomic_add(1 << intel_crtc->plane, &work->old_fb_obj->pending_flip);
+ atomic_inc(&intel_crtc->unpin_work_count);
ret = dev_priv->display.queue_flip(dev, crtc, fb, obj);
if (ret)
return 0;
cleanup_pending:
+ atomic_dec(&intel_crtc->unpin_work_count);
atomic_sub(1 << intel_crtc->plane, &work->old_fb_obj->pending_flip);
drm_gem_object_unreference(&work->old_fb_obj->base);
drm_gem_object_unreference(&obj->base);
dev->mode_config.dpms_property;
connector->dpms = DRM_MODE_DPMS_ON;
- drm_connector_property_set_value(connector,
+ drm_object_property_set_value(&connector->base,
dpms_property,
DRM_MODE_DPMS_ON);
I915_WRITE(PFIT_CONTROL, 0);
}
- if (HAS_PCH_SPLIT(dev)) {
- dpd_is_edp = intel_dpd_is_edp(dev);
-
- if (has_edp_a(dev))
- intel_dp_init(dev, DP_A, PORT_A);
-
- if (dpd_is_edp && (I915_READ(PCH_DP_D) & DP_DETECTED))
- intel_dp_init(dev, PCH_DP_D, PORT_D);
- }
-
- intel_crt_init(dev);
+ if (!(IS_HASWELL(dev) &&
+ (I915_READ(DDI_BUF_CTL(PORT_A)) & DDI_A_4_LANES)))
+ intel_crt_init(dev);
if (IS_HASWELL(dev)) {
int found;
intel_ddi_init(dev, PORT_D);
} else if (HAS_PCH_SPLIT(dev)) {
int found;
+ dpd_is_edp = intel_dpd_is_edp(dev);
+
+ if (has_edp_a(dev))
+ intel_dp_init(dev, DP_A, PORT_A);
if (I915_READ(HDMIB) & PORT_DETECTED) {
/* PCH SDVOB multiplex with HDMIB */
if (I915_READ(PCH_DP_C) & DP_DETECTED)
intel_dp_init(dev, PCH_DP_C, PORT_C);
- if (!dpd_is_edp && (I915_READ(PCH_DP_D) & DP_DETECTED))
+ if (I915_READ(PCH_DP_D) & DP_DETECTED)
intel_dp_init(dev, PCH_DP_D, PORT_D);
} else if (IS_VALLEYVIEW(dev)) {
int found;
if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev))
ironlake_init_pch_refclk(dev);
+
+ drm_helper_move_panel_connectors_to_head(dev);
}
static void intel_user_framebuffer_destroy(struct drm_framebuffer *fb)
void (*hook)(struct drm_device *dev);
};
+/* For systems that don't have a meaningful PCI subdevice/subvendor ID */
+struct intel_dmi_quirk {
+ void (*hook)(struct drm_device *dev);
+ const struct dmi_system_id (*dmi_id_list)[];
+};
+
+static int intel_dmi_reverse_brightness(const struct dmi_system_id *id)
+{
+ DRM_INFO("Backlight polarity reversed on %s\n", id->ident);
+ return 1;
+}
+
+static const struct intel_dmi_quirk intel_dmi_quirks[] = {
+ {
+ .dmi_id_list = &(const struct dmi_system_id[]) {
+ {
+ .callback = intel_dmi_reverse_brightness,
+ .ident = "NCR Corporation",
+ .matches = {DMI_MATCH(DMI_SYS_VENDOR, "NCR Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, ""),
+ },
+ },
+ { } /* terminating entry */
+ },
+ .hook = quirk_invert_brightness,
+ },
+};
+
static struct intel_quirk intel_quirks[] = {
/* HP Mini needs pipe A force quirk (LP: #322104) */
{ 0x27ae, 0x103c, 0x361a, quirk_pipea_force },
q->subsystem_device == PCI_ANY_ID))
q->hook(dev);
}
+ for (i = 0; i < ARRAY_SIZE(intel_dmi_quirks); i++) {
+ if (dmi_check_system(*intel_dmi_quirks[i].dmi_id_list) != 0)
+ intel_dmi_quirks[i].hook(dev);
+ }
}
/* Disable the VGA plane that we never use */
/* Scan out the current hw modeset state, sanitizes it and maps it into the drm
* and i915 state tracking structures. */
-void intel_modeset_setup_hw_state(struct drm_device *dev)
+void intel_modeset_setup_hw_state(struct drm_device *dev,
+ bool force_restore)
{
struct drm_i915_private *dev_priv = dev->dev_private;
enum pipe pipe;
intel_sanitize_crtc(crtc);
}
- intel_modeset_update_staged_output_state(dev);
+ if (force_restore) {
+ for_each_pipe(pipe) {
+ crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
+ intel_set_mode(&crtc->base, &crtc->base.mode,
+ crtc->base.x, crtc->base.y, crtc->base.fb);
+ }
+ } else {
+ intel_modeset_update_staged_output_state(dev);
+ }
intel_modeset_check_state(dev);
intel_setup_overlay(dev);
- intel_modeset_setup_hw_state(dev);
+ intel_modeset_setup_hw_state(dev, false);
}
void intel_modeset_cleanup(struct drm_device *dev)