return true;
}
+static void ironlake_wait_for_vblank(struct drm_device *dev, int pipe)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 frame, frame_reg = PIPEFRAME(pipe);
+
+ frame = I915_READ(frame_reg);
+
+ if (wait_for(I915_READ_NOTRACE(frame_reg) != frame, 50))
+ DRM_DEBUG_KMS("vblank wait timed out\n");
+}
+
/**
* intel_wait_for_vblank - wait for vblank on a given pipe
* @dev: drm device
struct drm_i915_private *dev_priv = dev->dev_private;
int pipestat_reg = PIPESTAT(pipe);
+ if (INTEL_INFO(dev)->gen >= 5) {
+ ironlake_wait_for_vblank(dev, pipe);
+ return;
+ }
+
/* Clear existing vblank status. Note this will clear any other
* sticky status fields as well.
*
100))
DRM_DEBUG_KMS("pipe_off wait timed out\n");
} else {
- u32 last_line;
+ u32 last_line, line_mask;
int reg = PIPEDSL(pipe);
unsigned long timeout = jiffies + msecs_to_jiffies(100);
+ if (IS_GEN2(dev))
+ line_mask = DSL_LINEMASK_GEN2;
+ else
+ line_mask = DSL_LINEMASK_GEN3;
+
/* Wait for the display line to settle */
do {
- last_line = I915_READ(reg) & DSL_LINEMASK;
+ last_line = I915_READ(reg) & line_mask;
mdelay(5);
- } while (((I915_READ(reg) & DSL_LINEMASK) != last_line) &&
+ } while (((I915_READ(reg) & line_mask) != last_line) &&
time_after(timeout, jiffies));
if (time_after(jiffies, timeout))
DRM_DEBUG_KMS("pipe_off wait timed out\n");
POSTING_READ(reg);
}
+/* SBI access */
+static void
+intel_sbi_write(struct drm_i915_private *dev_priv, u16 reg, u32 value)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&dev_priv->dpio_lock, flags);
+ if (wait_for((I915_READ(SBI_CTL_STAT) & SBI_READY) == 0,
+ 100)) {
+ DRM_ERROR("timeout waiting for SBI to become ready\n");
+ goto out_unlock;
+ }
+
+ I915_WRITE(SBI_ADDR,
+ (reg << 16));
+ I915_WRITE(SBI_DATA,
+ value);
+ I915_WRITE(SBI_CTL_STAT,
+ SBI_BUSY |
+ SBI_CTL_OP_CRWR);
+
+ if (wait_for((I915_READ(SBI_CTL_STAT) & (SBI_READY | SBI_RESPONSE_SUCCESS)) == 0,
+ 100)) {
+ DRM_ERROR("timeout waiting for SBI to complete write transaction\n");
+ goto out_unlock;
+ }
+
+out_unlock:
+ spin_unlock_irqrestore(&dev_priv->dpio_lock, flags);
+}
+
+static u32
+intel_sbi_read(struct drm_i915_private *dev_priv, u16 reg)
+{
+ unsigned long flags;
+ u32 value;
+
+ spin_lock_irqsave(&dev_priv->dpio_lock, flags);
+ if (wait_for((I915_READ(SBI_CTL_STAT) & SBI_READY) == 0,
+ 100)) {
+ DRM_ERROR("timeout waiting for SBI to become ready\n");
+ goto out_unlock;
+ }
+
+ I915_WRITE(SBI_ADDR,
+ (reg << 16));
+ I915_WRITE(SBI_CTL_STAT,
+ SBI_BUSY |
+ SBI_CTL_OP_CRRD);
+
+ if (wait_for((I915_READ(SBI_CTL_STAT) & (SBI_READY | SBI_RESPONSE_SUCCESS)) == 0,
+ 100)) {
+ DRM_ERROR("timeout waiting for SBI to complete read transaction\n");
+ goto out_unlock;
+ }
+
+ value = I915_READ(SBI_DATA);
+
+out_unlock:
+ spin_unlock_irqrestore(&dev_priv->dpio_lock, flags);
+ return value;
+}
+
/**
* intel_enable_pch_pll - enable PCH PLL
* @dev_priv: i915 private structure
return 0;
}
- switch (intel_crtc->plane) {
- case 0:
- case 1:
- break;
- case 2:
- if (IS_IVYBRIDGE(dev))
- break;
- /* fall through otherwise */
- default:
- DRM_ERROR("no plane for crtc\n");
+ if(intel_crtc->plane > dev_priv->num_pipe) {
+ DRM_ERROR("no plane for crtc: plane %d, num_pipes %d\n",
+ intel_crtc->plane,
+ dev_priv->num_pipe);
return -EINVAL;
}
I915_WRITE(TRANS_VSYNC(pipe), I915_READ(VSYNC(pipe)));
I915_WRITE(TRANS_VSYNCSHIFT(pipe), I915_READ(VSYNCSHIFT(pipe)));
- intel_fdi_normal_train(crtc);
+ if (!IS_HASWELL(dev))
+ intel_fdi_normal_train(crtc);
/* For PCH DP, enable TRANS_DP_CTL */
if (HAS_PCH_CPT(dev) &&
{
struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
struct drm_device *dev = encoder->dev;
- struct intel_encoder *intel_encoder = to_intel_encoder(encoder);
- struct intel_crtc *intel_crtc = to_intel_crtc(intel_encoder->base.crtc);
+ struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
/* lvds has its own version of commit see intel_lvds_commit */
encoder_funcs->dpms(encoder, DRM_MODE_DPMS_ON);
return false;
}
- /* All interlaced capable intel hw wants timings in frames. */
- drm_mode_set_crtcinfo(adjusted_mode, 0);
+ /* All interlaced capable intel hw wants timings in frames. Note though
+ * that intel_lvds_mode_fixup does some funny tricks with the crtc
+ * timings, so we need to be careful not to clobber these.*/
+ if (!(adjusted_mode->private_flags & INTEL_MODE_CRTC_TIMINGS_SET))
+ drm_mode_set_crtcinfo(adjusted_mode, 0);
return true;
}
else
i9xx_update_cursor(crtc, base);
}
-
- if (visible)
- intel_mark_busy(dev, to_intel_framebuffer(crtc->fb)->obj);
}
static int intel_crtc_cursor_set(struct drm_crtc *crtc,
mode->vsync_end = ((vsync & 0xffff0000) >> 16) + 1;
drm_mode_set_name(mode);
- drm_mode_set_crtcinfo(mode, 0);
return mode;
}
struct drm_device *dev = crtc->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
- int pipe = intel_crtc->pipe;
- int dpll_reg = DPLL(pipe);
- int dpll = I915_READ(dpll_reg);
if (HAS_PCH_SPLIT(dev))
return;
* the manual case.
*/
if (!HAS_PIPE_CXSR(dev) && intel_crtc->lowfreq_avail) {
+ int pipe = intel_crtc->pipe;
+ int dpll_reg = DPLL(pipe);
+ int dpll;
+
DRM_DEBUG_DRIVER("downclocking LVDS\n");
assert_panel_unlocked(dev_priv, pipe);
+ dpll = I915_READ(dpll_reg);
dpll |= DISPLAY_RATE_SELECT_FPA1;
I915_WRITE(dpll_reg, dpll);
intel_wait_for_vblank(dev, pipe);
if (!drm_core_check_feature(dev, DRIVER_MODESET))
return;
- if (!dev_priv->busy)
+ if (!dev_priv->busy) {
+ intel_sanitize_pm(dev);
dev_priv->busy = true;
- else
+ } else
mod_timer(&dev_priv->idle_timer, jiffies +
msecs_to_jiffies(GPU_IDLE_TIMEOUT));
+ if (obj == NULL)
+ return;
+
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
if (!crtc->fb)
continue;
intel_ring_emit(ring, fb->pitches[0] | obj->tiling_mode);
intel_ring_emit(ring, obj->gtt_offset);
- pf = I915_READ(PF_CTL(intel_crtc->pipe)) & PF_ENABLE;
+ /* Contrary to the suggestions in the documentation,
+ * "Enable Panel Fitter" does not seem to be required when page
+ * flipping with a non-native mode, and worse causes a normal
+ * modeset to fail.
+ * pf = I915_READ(PF_CTL(intel_crtc->pipe)) & PF_ENABLE;
+ */
+ pf = 0;
pipesrc = I915_READ(PIPESRC(intel_crtc->pipe)) & 0x0fff0fff;
intel_ring_emit(ring, pf | pipesrc);
intel_ring_advance(ring);
goto cleanup_pending;
intel_disable_fbc(dev);
+ intel_mark_busy(dev, obj);
mutex_unlock(&dev->struct_mutex);
trace_i915_flip_request(intel_crtc->plane, obj);
if (IS_IRONLAKE_M(dev)) {
ironlake_enable_drps(dev);
+ ironlake_enable_rc6(dev);
intel_init_emon(dev);
}
i915_disable_vga(dev);
intel_setup_outputs(dev);
- intel_modeset_init_hw(dev);
-
INIT_WORK(&dev_priv->idle_work, intel_idle_update);
setup_timer(&dev_priv->idle_timer, intel_gpu_idle_timer,
(unsigned long)dev);
void intel_modeset_gem_init(struct drm_device *dev)
{
- if (IS_IRONLAKE_M(dev))
- ironlake_enable_rc6(dev);
+ intel_modeset_init_hw(dev);
intel_setup_overlay(dev);
}