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authorLinus Torvalds <torvalds@linux-foundation.org>2010-07-01 18:48:11 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-07-01 18:48:11 -0700
commit97e0214044d9f279a3d6286c9f859696ef0b7ebe (patch)
tree628d2b834ab581f6db54367baddee4f86112d22c
parentMerge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev (diff)
parentdrm/i915: fix page flip finish vs. prepare on plane B (diff)
downloadlinux-dev-97e0214044d9f279a3d6286c9f859696ef0b7ebe.tar.xz
linux-dev-97e0214044d9f279a3d6286c9f859696ef0b7ebe.zip
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel: drm/i915: fix page flip finish vs. prepare on plane B drm/i915: change default panel fitting mode to preserve aspect ratio drm/i915: fix uninitialized variable warning in i915_setup_compression() drm/i915: take struct_mutex in i915_dma_cleanup() drm/i915: Fix CRT hotplug regression in 2.6.35-rc1 i915: fix ironlake edp panel setup (v4) drm/i915: don't access FW_BLC_SELF on 965G drm/i915: Account for space on the ring buffer consumed whilst wrapping. drm/i915: gen3 page flipping fixes drm/i915: don't queue flips during a flip pending event drm/i915: Fix incorrect intel_ring_begin size in BSD ringbuffer. drm/i915: Turn on 945 self-refresh only if single CRTC is active drm/i915/gen4: Fix interrupt setup ordering drm/i915: Use RSEN instead of HTPLG for tfp410 monitor detection. drm/i915: Move non-phys cursors into the GTT Revert "drm/i915: Don't enable pipe/plane/VCO early (wait for DPMS on)." (Included the "fix page flip finish vs. prepare on plane B" patch from Jesse on top of the pull request from Eric. -- Linus)
-rw-r--r--drivers/gpu/drm/i915/dvo_tfp410.c2
-rw-r--r--drivers/gpu/drm/i915/i915_debugfs.c2
-rw-r--r--drivers/gpu/drm/i915/i915_dma.c8
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h3
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c76
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h5
-rw-r--r--drivers/gpu/drm/i915/intel_crt.c6
-rw-r--r--drivers/gpu/drm/i915/intel_display.c60
-rw-r--r--drivers/gpu/drm/i915/intel_dp.c27
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h1
-rw-r--r--drivers/gpu/drm/i915/intel_lvds.c4
-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.c10
12 files changed, 140 insertions, 64 deletions
diff --git a/drivers/gpu/drm/i915/dvo_tfp410.c b/drivers/gpu/drm/i915/dvo_tfp410.c
index 66c697bc9b22..56f66426207f 100644
--- a/drivers/gpu/drm/i915/dvo_tfp410.c
+++ b/drivers/gpu/drm/i915/dvo_tfp410.c
@@ -208,7 +208,7 @@ static enum drm_connector_status tfp410_detect(struct intel_dvo_device *dvo)
uint8_t ctl2;
if (tfp410_readb(dvo, TFP410_CTL_2, &ctl2)) {
- if (ctl2 & TFP410_CTL_2_HTPLG)
+ if (ctl2 & TFP410_CTL_2_RSEN)
ret = connector_status_connected;
else
ret = connector_status_disconnected;
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 52510ad8b25d..aee83fa178f6 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -620,7 +620,7 @@ 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_I965G(dev) || IS_I945G(dev) || IS_I945GM(dev))
+ if (IS_I965GM(dev) || IS_I945G(dev) || IS_I945GM(dev))
sr_enabled = I915_READ(FW_BLC_SELF) & FW_BLC_SELF_EN;
else if (IS_I915GM(dev))
sr_enabled = I915_READ(INSTPM) & INSTPM_SELF_EN;
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 59a2bf8592ec..f00c5ae9556c 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -128,9 +128,11 @@ static int i915_dma_cleanup(struct drm_device * dev)
if (dev->irq_enabled)
drm_irq_uninstall(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);
+ mutex_unlock(&dev->struct_mutex);
/* Clear the HWS virtual address at teardown */
if (I915_NEED_GFX_HWS(dev))
@@ -1229,7 +1231,7 @@ static void i915_warn_stolen(struct drm_device *dev)
static void i915_setup_compression(struct drm_device *dev, int size)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- struct drm_mm_node *compressed_fb, *compressed_llb;
+ struct drm_mm_node *compressed_fb, *uninitialized_var(compressed_llb);
unsigned long cfb_base;
unsigned long ll_base = 0;
@@ -1410,6 +1412,10 @@ static int i915_load_modeset_init(struct drm_device *dev,
if (ret)
goto cleanup_vga_client;
+ /* IIR "flip pending" bit means done if this bit is set */
+ if (IS_GEN3(dev) && (I915_READ(ECOSKPD) & ECO_FLIP_DONE))
+ dev_priv->flip_pending_is_done = true;
+
intel_modeset_init(dev);
ret = drm_irq_install(dev);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 276583159847..d147ab2f5bfc 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -596,6 +596,7 @@ typedef struct drm_i915_private {
struct drm_crtc *plane_to_crtc_mapping[2];
struct drm_crtc *pipe_to_crtc_mapping[2];
wait_queue_head_t pending_flip_queue;
+ bool flip_pending_is_done;
/* Reclocking support */
bool render_reclock_avail;
@@ -1076,7 +1077,7 @@ extern int intel_trans_dp_port_sel (struct drm_crtc *crtc);
drm_i915_private_t *dev_priv = dev->dev_private; \
if (I915_VERBOSE) \
DRM_DEBUG(" BEGIN_LP_RING %x\n", (int)(n)); \
- intel_ring_begin(dev, &dev_priv->render_ring, 4*(n)); \
+ intel_ring_begin(dev, &dev_priv->render_ring, (n)); \
} while (0)
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 2479be001e40..dba53d4b9fb3 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -940,22 +940,30 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
if (HAS_BSD(dev) && (iir & I915_BSD_USER_INTERRUPT))
DRM_WAKEUP(&dev_priv->bsd_ring.irq_queue);
- if (iir & I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT)
+ if (iir & I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT) {
intel_prepare_page_flip(dev, 0);
+ if (dev_priv->flip_pending_is_done)
+ intel_finish_page_flip_plane(dev, 0);
+ }
- if (iir & I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT)
+ if (iir & I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT) {
intel_prepare_page_flip(dev, 1);
+ if (dev_priv->flip_pending_is_done)
+ intel_finish_page_flip_plane(dev, 1);
+ }
if (pipea_stats & vblank_status) {
vblank++;
drm_handle_vblank(dev, 0);
- intel_finish_page_flip(dev, 0);
+ if (!dev_priv->flip_pending_is_done)
+ intel_finish_page_flip(dev, 0);
}
if (pipeb_stats & vblank_status) {
vblank++;
drm_handle_vblank(dev, 1);
- intel_finish_page_flip(dev, 1);
+ if (!dev_priv->flip_pending_is_done)
+ intel_finish_page_flip(dev, 1);
}
if ((pipea_stats & I915_LEGACY_BLC_EVENT_STATUS) ||
@@ -1387,29 +1395,10 @@ int i915_driver_irq_postinstall(struct drm_device *dev)
dev_priv->pipestat[1] = 0;
if (I915_HAS_HOTPLUG(dev)) {
- u32 hotplug_en = I915_READ(PORT_HOTPLUG_EN);
-
- /* Note HDMI and DP share bits */
- if (dev_priv->hotplug_supported_mask & HDMIB_HOTPLUG_INT_STATUS)
- hotplug_en |= HDMIB_HOTPLUG_INT_EN;
- if (dev_priv->hotplug_supported_mask & HDMIC_HOTPLUG_INT_STATUS)
- hotplug_en |= HDMIC_HOTPLUG_INT_EN;
- if (dev_priv->hotplug_supported_mask & HDMID_HOTPLUG_INT_STATUS)
- hotplug_en |= HDMID_HOTPLUG_INT_EN;
- if (dev_priv->hotplug_supported_mask & SDVOC_HOTPLUG_INT_STATUS)
- hotplug_en |= SDVOC_HOTPLUG_INT_EN;
- if (dev_priv->hotplug_supported_mask & SDVOB_HOTPLUG_INT_STATUS)
- hotplug_en |= SDVOB_HOTPLUG_INT_EN;
- if (dev_priv->hotplug_supported_mask & CRT_HOTPLUG_INT_STATUS)
- hotplug_en |= CRT_HOTPLUG_INT_EN;
- /* Ignore TV since it's buggy */
-
- I915_WRITE(PORT_HOTPLUG_EN, hotplug_en);
-
/* Enable in IER... */
enable_mask |= I915_DISPLAY_PORT_INTERRUPT;
/* and unmask in IMR */
- i915_enable_irq(dev_priv, I915_DISPLAY_PORT_INTERRUPT);
+ dev_priv->irq_mask_reg &= ~I915_DISPLAY_PORT_INTERRUPT;
}
/*
@@ -1427,16 +1416,41 @@ int i915_driver_irq_postinstall(struct drm_device *dev)
}
I915_WRITE(EMR, error_mask);
- /* Disable pipe interrupt enables, clear pending pipe status */
- I915_WRITE(PIPEASTAT, I915_READ(PIPEASTAT) & 0x8000ffff);
- I915_WRITE(PIPEBSTAT, I915_READ(PIPEBSTAT) & 0x8000ffff);
- /* Clear pending interrupt status */
- I915_WRITE(IIR, I915_READ(IIR));
-
- I915_WRITE(IER, enable_mask);
I915_WRITE(IMR, dev_priv->irq_mask_reg);
+ I915_WRITE(IER, enable_mask);
(void) I915_READ(IER);
+ if (I915_HAS_HOTPLUG(dev)) {
+ u32 hotplug_en = I915_READ(PORT_HOTPLUG_EN);
+
+ /* Note HDMI and DP share bits */
+ if (dev_priv->hotplug_supported_mask & HDMIB_HOTPLUG_INT_STATUS)
+ hotplug_en |= HDMIB_HOTPLUG_INT_EN;
+ if (dev_priv->hotplug_supported_mask & HDMIC_HOTPLUG_INT_STATUS)
+ hotplug_en |= HDMIC_HOTPLUG_INT_EN;
+ if (dev_priv->hotplug_supported_mask & HDMID_HOTPLUG_INT_STATUS)
+ hotplug_en |= HDMID_HOTPLUG_INT_EN;
+ if (dev_priv->hotplug_supported_mask & SDVOC_HOTPLUG_INT_STATUS)
+ hotplug_en |= SDVOC_HOTPLUG_INT_EN;
+ if (dev_priv->hotplug_supported_mask & SDVOB_HOTPLUG_INT_STATUS)
+ hotplug_en |= SDVOB_HOTPLUG_INT_EN;
+ if (dev_priv->hotplug_supported_mask & CRT_HOTPLUG_INT_STATUS) {
+ hotplug_en |= CRT_HOTPLUG_INT_EN;
+
+ /* Programming the CRT detection parameters tends
+ to generate a spurious hotplug event about three
+ seconds later. So just do it once.
+ */
+ if (IS_G4X(dev))
+ hotplug_en |= CRT_HOTPLUG_ACTIVATION_PERIOD_64;
+ hotplug_en |= CRT_HOTPLUG_VOLTAGE_COMPARE_50;
+ }
+
+ /* Ignore TV since it's buggy */
+
+ I915_WRITE(PORT_HOTPLUG_EN, hotplug_en);
+ }
+
opregion_enable_asle(dev);
return 0;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 64b0a3afd92b..150400f40534 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -178,6 +178,7 @@
#define MI_OVERLAY_OFF (0x2<<21)
#define MI_LOAD_SCAN_LINES_INCL MI_INSTR(0x12, 0)
#define MI_DISPLAY_FLIP MI_INSTR(0x14, 2)
+#define MI_DISPLAY_FLIP_I915 MI_INSTR(0x14, 1)
#define MI_DISPLAY_FLIP_PLANE(n) ((n) << 20)
#define MI_STORE_DWORD_IMM MI_INSTR(0x20, 1)
#define MI_MEM_VIRTUAL (1 << 22) /* 965+ only */
@@ -368,6 +369,9 @@
#define CM0_RC_OP_FLUSH_DISABLE (1<<0)
#define BB_ADDR 0x02140 /* 8 bytes */
#define GFX_FLSH_CNTL 0x02170 /* 915+ only */
+#define ECOSKPD 0x021d0
+#define ECO_GATING_CX_ONLY (1<<3)
+#define ECO_FLIP_DONE (1<<0)
/* GEN6 interrupt control */
#define GEN6_RENDER_HWSTAM 0x2098
@@ -1130,7 +1134,6 @@
#define CRT_HOTPLUG_DETECT_DELAY_2G (1 << 4)
#define CRT_HOTPLUG_DETECT_VOLTAGE_325MV (0 << 2)
#define CRT_HOTPLUG_DETECT_VOLTAGE_475MV (1 << 2)
-#define CRT_HOTPLUG_MASK (0x3fc) /* Bits 9-2 */
#define PORT_HOTPLUG_STAT 0x61114
#define HDMIB_HOTPLUG_INT_STATUS (1 << 29)
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 22ff38455731..ee0732b222a1 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -234,14 +234,8 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector)
else
tries = 1;
hotplug_en = orig = I915_READ(PORT_HOTPLUG_EN);
- hotplug_en &= CRT_HOTPLUG_MASK;
hotplug_en |= CRT_HOTPLUG_FORCE_DETECT;
- if (IS_G4X(dev))
- hotplug_en |= CRT_HOTPLUG_ACTIVATION_PERIOD_64;
-
- hotplug_en |= CRT_HOTPLUG_VOLTAGE_COMPARE_50;
-
for (i = 0; i < tries ; i++) {
unsigned long timeout;
/* turn on the FORCE_DETECT */
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index cc8131ff319f..68dcf36e2793 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2970,11 +2970,13 @@ static void i965_update_wm(struct drm_device *dev, int planea_clock,
if (srwm < 0)
srwm = 1;
srwm &= 0x3f;
- I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN);
+ if (IS_I965GM(dev))
+ I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN);
} else {
/* Turn off self refresh if both pipes are enabled */
- I915_WRITE(FW_BLC_SELF, I915_READ(FW_BLC_SELF)
- & ~FW_BLC_SELF_EN);
+ if (IS_I965GM(dev))
+ I915_WRITE(FW_BLC_SELF, I915_READ(FW_BLC_SELF)
+ & ~FW_BLC_SELF_EN);
}
DRM_DEBUG_KMS("Setting FIFO watermarks - A: 8, B: 8, C: 8, SR %d\n",
@@ -4483,6 +4485,7 @@ static void intel_idle_update(struct work_struct *work)
struct drm_device *dev = dev_priv->dev;
struct drm_crtc *crtc;
struct intel_crtc *intel_crtc;
+ int enabled = 0;
if (!i915_powersave)
return;
@@ -4491,21 +4494,22 @@ static void intel_idle_update(struct work_struct *work)
i915_update_gfx_val(dev_priv);
- if (IS_I945G(dev) || IS_I945GM(dev)) {
- DRM_DEBUG_DRIVER("enable memory self refresh on 945\n");
- I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN_MASK | FW_BLC_SELF_EN);
- }
-
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
/* Skip inactive CRTCs */
if (!crtc->fb)
continue;
+ enabled++;
intel_crtc = to_intel_crtc(crtc);
if (!intel_crtc->busy)
intel_decrease_pllclock(crtc);
}
+ if ((enabled == 1) && (IS_I945G(dev) || IS_I945GM(dev))) {
+ DRM_DEBUG_DRIVER("enable memory self refresh on 945\n");
+ I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN_MASK | FW_BLC_SELF_EN);
+ }
+
mutex_unlock(&dev->struct_mutex);
}
@@ -4601,10 +4605,10 @@ static void intel_unpin_work_fn(struct work_struct *__work)
kfree(work);
}
-void intel_finish_page_flip(struct drm_device *dev, int pipe)
+static void do_intel_finish_page_flip(struct drm_device *dev,
+ struct drm_crtc *crtc)
{
drm_i915_private_t *dev_priv = dev->dev_private;
- struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_unpin_work *work;
struct drm_i915_gem_object *obj_priv;
@@ -4648,6 +4652,22 @@ void intel_finish_page_flip(struct drm_device *dev, int pipe)
schedule_work(&work->work);
}
+void intel_finish_page_flip(struct drm_device *dev, int pipe)
+{
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe];
+
+ do_intel_finish_page_flip(dev, crtc);
+}
+
+void intel_finish_page_flip_plane(struct drm_device *dev, int plane)
+{
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ struct drm_crtc *crtc = dev_priv->plane_to_crtc_mapping[plane];
+
+ do_intel_finish_page_flip(dev, crtc);
+}
+
void intel_prepare_page_flip(struct drm_device *dev, int plane)
{
drm_i915_private_t *dev_priv = dev->dev_private;
@@ -4678,6 +4698,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
unsigned long flags;
int pipesrc_reg = (intel_crtc->pipe == 0) ? PIPEASRC : PIPEBSRC;
int ret, pipesrc;
+ u32 flip_mask;
work = kzalloc(sizeof *work, GFP_KERNEL);
if (work == NULL)
@@ -4731,15 +4752,28 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
atomic_inc(&obj_priv->pending_flip);
work->pending_flip_obj = obj;
+ if (intel_crtc->plane)
+ flip_mask = I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT;
+ else
+ flip_mask = I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT;
+
+ /* Wait for any previous flip to finish */
+ if (IS_GEN3(dev))
+ while (I915_READ(ISR) & flip_mask)
+ ;
+
BEGIN_LP_RING(4);
- OUT_RING(MI_DISPLAY_FLIP |
- MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
- OUT_RING(fb->pitch);
if (IS_I965G(dev)) {
+ OUT_RING(MI_DISPLAY_FLIP |
+ MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
+ OUT_RING(fb->pitch);
OUT_RING(obj_priv->gtt_offset | obj_priv->tiling_mode);
pipesrc = I915_READ(pipesrc_reg);
OUT_RING(pipesrc & 0x0fff0fff);
} else {
+ OUT_RING(MI_DISPLAY_FLIP_I915 |
+ MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
+ OUT_RING(fb->pitch);
OUT_RING(obj_priv->gtt_offset);
OUT_RING(MI_NOOP);
}
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 49b54f05d3cf..1aac59e83bff 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -136,6 +136,12 @@ intel_dp_link_required(struct drm_device *dev,
}
static int
+intel_dp_max_data_rate(int max_link_clock, int max_lanes)
+{
+ return (max_link_clock * max_lanes * 8) / 10;
+}
+
+static int
intel_dp_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
@@ -144,8 +150,11 @@ intel_dp_mode_valid(struct drm_connector *connector,
int max_link_clock = intel_dp_link_clock(intel_dp_max_link_bw(intel_encoder));
int max_lanes = intel_dp_max_lane_count(intel_encoder);
- if (intel_dp_link_required(connector->dev, intel_encoder, mode->clock)
- > max_link_clock * max_lanes)
+ /* 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_encoder) &&
+ (intel_dp_link_required(connector->dev, intel_encoder, mode->clock)
+ > intel_dp_max_data_rate(max_link_clock, max_lanes)))
return MODE_CLOCK_HIGH;
if (mode->clock < 10000)
@@ -506,7 +515,7 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
for (lane_count = 1; lane_count <= max_lane_count; lane_count <<= 1) {
for (clock = 0; clock <= max_clock; clock++) {
- int link_avail = intel_dp_link_clock(bws[clock]) * lane_count;
+ int link_avail = intel_dp_max_data_rate(intel_dp_link_clock(bws[clock]), lane_count);
if (intel_dp_link_required(encoder->dev, intel_encoder, mode->clock)
<= link_avail) {
@@ -521,6 +530,18 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
}
}
}
+
+ if (IS_eDP(intel_encoder)) {
+ /* okay we failed just pick the highest */
+ dp_priv->lane_count = max_lane_count;
+ dp_priv->link_bw = bws[max_clock];
+ adjusted_mode->clock = intel_dp_link_clock(dp_priv->link_bw);
+ DRM_DEBUG_KMS("Force picking display port link bw %02x lane "
+ "count %d clock %d\n",
+ dp_priv->link_bw, dp_priv->lane_count,
+ adjusted_mode->clock);
+ return true;
+ }
return false;
}
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index df931f787665..72206f37c4fb 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -224,6 +224,7 @@ extern void intel_fbdev_fini(struct drm_device *dev);
extern void intel_prepare_page_flip(struct drm_device *dev, int plane);
extern void intel_finish_page_flip(struct drm_device *dev, int pipe);
+extern void intel_finish_page_flip_plane(struct drm_device *dev, int plane);
extern void intel_setup_overlay(struct drm_device *dev);
extern void intel_cleanup_overlay(struct drm_device *dev);
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 6a1accd83aec..31df55f0a0a7 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -983,8 +983,8 @@ void intel_lvds_init(struct drm_device *dev)
drm_connector_attach_property(&intel_connector->base,
dev->mode_config.scaling_mode_property,
- DRM_MODE_SCALE_FULLSCREEN);
- lvds_priv->fitting_mode = DRM_MODE_SCALE_FULLSCREEN;
+ DRM_MODE_SCALE_ASPECT);
+ lvds_priv->fitting_mode = DRM_MODE_SCALE_ASPECT;
/*
* LVDS discovery:
* 1) check for EDID on DDC
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index cea4f1a8709e..26362f8495a8 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -94,7 +94,7 @@ render_ring_flush(struct drm_device *dev,
#if WATCH_EXEC
DRM_INFO("%s: queue flush %08x to ring\n", __func__, cmd);
#endif
- intel_ring_begin(dev, ring, 8);
+ intel_ring_begin(dev, ring, 2);
intel_ring_emit(dev, ring, cmd);
intel_ring_emit(dev, ring, MI_NOOP);
intel_ring_advance(dev, ring);
@@ -358,7 +358,7 @@ bsd_ring_flush(struct drm_device *dev,
u32 invalidate_domains,
u32 flush_domains)
{
- intel_ring_begin(dev, ring, 8);
+ intel_ring_begin(dev, ring, 2);
intel_ring_emit(dev, ring, MI_FLUSH);
intel_ring_emit(dev, ring, MI_NOOP);
intel_ring_advance(dev, ring);
@@ -687,6 +687,7 @@ int intel_wrap_ring_buffer(struct drm_device *dev,
*virt++ = MI_NOOP;
ring->tail = 0;
+ ring->space = ring->head - 8;
return 0;
}
@@ -721,8 +722,9 @@ int intel_wait_ring_buffer(struct drm_device *dev,
}
void intel_ring_begin(struct drm_device *dev,
- struct intel_ring_buffer *ring, int n)
+ struct intel_ring_buffer *ring, int num_dwords)
{
+ int n = 4*num_dwords;
if (unlikely(ring->tail + n > ring->size))
intel_wrap_ring_buffer(dev, ring);
if (unlikely(ring->space < n))
@@ -752,7 +754,7 @@ void intel_fill_struct(struct drm_device *dev,
{
unsigned int *virt = ring->virtual_start + ring->tail;
BUG_ON((len&~(4-1)) != 0);
- intel_ring_begin(dev, ring, len);
+ intel_ring_begin(dev, ring, len/4);
memcpy(virt, data, len);
ring->tail += len;
ring->tail &= ring->size - 1;