pixel_size = crtc->primary->fb->bits_per_pixel / 8; /* BPP */
entries = (clock / 1000) * pixel_size;
- *plane_prec_mult = (entries > 256) ?
- DRAIN_LATENCY_PRECISION_32 : DRAIN_LATENCY_PRECISION_16;
- *plane_dl = (64 * (*plane_prec_mult) * 4) / ((clock / 1000) *
- pixel_size);
+ *plane_prec_mult = (entries > 128) ?
+ DRAIN_LATENCY_PRECISION_64 : DRAIN_LATENCY_PRECISION_32;
+ *plane_dl = (64 * (*plane_prec_mult) * 4) / entries;
entries = (clock / 1000) * 4; /* BPP is always 4 for cursor */
- *cursor_prec_mult = (entries > 256) ?
- DRAIN_LATENCY_PRECISION_32 : DRAIN_LATENCY_PRECISION_16;
- *cursor_dl = (64 * (*cursor_prec_mult) * 4) / ((clock / 1000) * 4);
+ *cursor_prec_mult = (entries > 128) ?
+ DRAIN_LATENCY_PRECISION_64 : DRAIN_LATENCY_PRECISION_32;
+ *cursor_dl = (64 * (*cursor_prec_mult) * 4) / entries;
return true;
}
if (vlv_compute_drain_latency(dev, 0, &plane_prec_mult, &planea_dl,
&cursor_prec_mult, &cursora_dl)) {
cursora_prec = (cursor_prec_mult == DRAIN_LATENCY_PRECISION_32) ?
- DDL_CURSORA_PRECISION_32 : DDL_CURSORA_PRECISION_16;
+ DDL_CURSORA_PRECISION_32 : DDL_CURSORA_PRECISION_64;
planea_prec = (plane_prec_mult == DRAIN_LATENCY_PRECISION_32) ?
- DDL_PLANEA_PRECISION_32 : DDL_PLANEA_PRECISION_16;
+ DDL_PLANEA_PRECISION_32 : DDL_PLANEA_PRECISION_64;
I915_WRITE(VLV_DDL1, cursora_prec |
(cursora_dl << DDL_CURSORA_SHIFT) |
if (vlv_compute_drain_latency(dev, 1, &plane_prec_mult, &planeb_dl,
&cursor_prec_mult, &cursorb_dl)) {
cursorb_prec = (cursor_prec_mult == DRAIN_LATENCY_PRECISION_32) ?
- DDL_CURSORB_PRECISION_32 : DDL_CURSORB_PRECISION_16;
+ DDL_CURSORB_PRECISION_32 : DDL_CURSORB_PRECISION_64;
planeb_prec = (plane_prec_mult == DRAIN_LATENCY_PRECISION_32) ?
- DDL_PLANEB_PRECISION_32 : DDL_PLANEB_PRECISION_16;
+ DDL_PLANEB_PRECISION_32 : DDL_PLANEB_PRECISION_64;
I915_WRITE(VLV_DDL2, cursorb_prec |
(cursorb_dl << DDL_CURSORB_SHIFT) |
ilk_write_wm_values(dev_priv, &results);
}
-static void ilk_update_sprite_wm(struct drm_plane *plane,
- struct drm_crtc *crtc,
- uint32_t sprite_width, int pixel_size,
- bool enabled, bool scaled)
+static void
+ilk_update_sprite_wm(struct drm_plane *plane,
+ struct drm_crtc *crtc,
+ uint32_t sprite_width, uint32_t sprite_height,
+ int pixel_size, bool enabled, bool scaled)
{
struct drm_device *dev = plane->dev;
struct intel_plane *intel_plane = to_intel_plane(plane);
intel_plane->wm.enabled = enabled;
intel_plane->wm.scaled = scaled;
intel_plane->wm.horiz_pixels = sprite_width;
+ intel_plane->wm.vert_pixels = sprite_width;
intel_plane->wm.bytes_per_pixel = pixel_size;
/*
void intel_update_sprite_watermarks(struct drm_plane *plane,
struct drm_crtc *crtc,
- uint32_t sprite_width, int pixel_size,
+ uint32_t sprite_width,
+ uint32_t sprite_height,
+ int pixel_size,
bool enabled, bool scaled)
{
struct drm_i915_private *dev_priv = plane->dev->dev_private;
if (dev_priv->display.update_sprite_wm)
- dev_priv->display.update_sprite_wm(plane, crtc, sprite_width,
+ dev_priv->display.update_sprite_wm(plane, crtc,
+ sprite_width, sprite_height,
pixel_size, enabled, scaled);
}
mutex_lock(&dev_priv->rps.hw_lock);
if (dev_priv->rps.enabled) {
- if (IS_VALLEYVIEW(dev))
+ if (IS_CHERRYVIEW(dev))
+ valleyview_set_rps(dev_priv->dev, dev_priv->rps.min_freq_softlimit);
+ else if (IS_VALLEYVIEW(dev))
vlv_set_rps_idle(dev_priv);
else
gen6_set_rps(dev_priv->dev, dev_priv->rps.min_freq_softlimit);
struct drm_i915_private *dev_priv = dev->dev_private;
I915_WRITE(GEN6_RC_CONTROL, 0);
+
+ gen8_disable_rps_interrupts(dev);
}
static void valleyview_disable_rps(struct drm_device *dev)
else
mode = 0;
}
- DRM_INFO("Enabling RC6 states: RC6 %s, RC6p %s, RC6pp %s\n",
- (mode & GEN6_RC_CTL_RC6_ENABLE) ? "on" : "off",
- (mode & GEN6_RC_CTL_RC6p_ENABLE) ? "on" : "off",
- (mode & GEN6_RC_CTL_RC6pp_ENABLE) ? "on" : "off");
+ DRM_DEBUG_KMS("Enabling RC6 states: RC6 %s, RC6p %s, RC6pp %s\n",
+ (mode & GEN6_RC_CTL_RC6_ENABLE) ? "on" : "off",
+ (mode & GEN6_RC_CTL_RC6p_ENABLE) ? "on" : "off",
+ (mode & GEN6_RC_CTL_RC6pp_ENABLE) ? "on" : "off");
}
static int sanitize_rc6_option(const struct drm_device *dev, int enable_rc6)
mask = INTEL_RC6_ENABLE;
if ((enable_rc6 & mask) != enable_rc6)
- DRM_INFO("Adjusting RC6 mask to %d (requested %d, valid %d)\n",
- enable_rc6 & mask, enable_rc6, mask);
+ DRM_DEBUG_KMS("Adjusting RC6 mask to %d (requested %d, valid %d)\n",
+ enable_rc6 & mask, enable_rc6, mask);
return enable_rc6 & mask;
}
spin_lock_irq(&dev_priv->irq_lock);
WARN_ON(dev_priv->rps.pm_iir);
- bdw_enable_pm_irq(dev_priv, dev_priv->pm_rps_events);
+ gen8_enable_pm_irq(dev_priv, dev_priv->pm_rps_events);
I915_WRITE(GEN8_GT_IIR(2), dev_priv->pm_rps_events);
spin_unlock_irq(&dev_priv->irq_lock);
}
spin_lock_irq(&dev_priv->irq_lock);
WARN_ON(dev_priv->rps.pm_iir);
- snb_enable_pm_irq(dev_priv, dev_priv->pm_rps_events);
+ gen6_enable_pm_irq(dev_priv, dev_priv->pm_rps_events);
I915_WRITE(GEN6_PMIIR, dev_priv->pm_rps_events);
spin_unlock_irq(&dev_priv->irq_lock);
}
return rpe;
}
+static int cherryview_rps_guar_freq(struct drm_i915_private *dev_priv)
+{
+ u32 val, rp1;
+
+ val = vlv_punit_read(dev_priv, PUNIT_REG_GPU_FREQ_STS);
+ rp1 = (val >> PUNIT_GPU_STATUS_MAX_FREQ_SHIFT) & PUNIT_GPU_STATUS_MAX_FREQ_MASK;
+
+ return rp1;
+}
+
static int cherryview_rps_min_freq(struct drm_i915_private *dev_priv)
{
u32 val, rpn;
vlv_gpu_freq(dev_priv, dev_priv->rps.efficient_freq),
dev_priv->rps.efficient_freq);
+ dev_priv->rps.rp1_freq = cherryview_rps_guar_freq(dev_priv);
+ DRM_DEBUG_DRIVER("RP1(Guar) GPU freq: %d MHz (%u)\n",
+ vlv_gpu_freq(dev_priv, dev_priv->rps.rp1_freq),
+ dev_priv->rps.rp1_freq);
+
dev_priv->rps.min_freq = cherryview_rps_min_freq(dev_priv);
DRM_DEBUG_DRIVER("min GPU freq: %d MHz (%u)\n",
vlv_gpu_freq(dev_priv, dev_priv->rps.min_freq),
valleyview_set_rps(dev_priv->dev, dev_priv->rps.efficient_freq);
+ gen8_enable_rps_interrupts(dev);
+
gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL);
}
struct drm_i915_private *dev_priv = dev->dev_private;
/* Interrupts should be disabled already to avoid re-arming. */
- WARN_ON(dev->irq_enabled && !dev_priv->pm.irqs_disabled);
+ WARN_ON(intel_irqs_enabled(dev_priv));
flush_delayed_work(&dev_priv->rps.delayed_resume_work);
cancel_work_sync(&dev_priv->rps.work);
+
+ /* Force GPU to min freq during suspend */
+ gen6_rps_idle(dev_priv);
}
void intel_disable_gt_powersave(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
/* Interrupts should be disabled already to avoid re-arming. */
- WARN_ON(dev->irq_enabled && !dev_priv->pm.irqs_disabled);
+ WARN_ON(intel_irqs_enabled(dev_priv));
if (IS_IRONLAKE_M(dev)) {
ironlake_disable_drps(dev);
uint32_t tmp;
tmp = I915_READ(MCH_SSKPD);
- if ((tmp & MCH_SSKPD_WM0_MASK) != MCH_SSKPD_WM0_VAL) {
- DRM_INFO("Wrong MCH_SSKPD value: 0x%08x\n", tmp);
- DRM_INFO("This can cause pipe underruns and display issues.\n");
- DRM_INFO("Please upgrade your BIOS to fix this.\n");
- }
+ if ((tmp & MCH_SSKPD_WM0_MASK) != MCH_SSKPD_WM0_VAL)
+ DRM_DEBUG_KMS("Wrong MCH_SSKPD value: 0x%08x This can cause underruns.\n",
+ tmp);
}
static void gen6_init_clock_gating(struct drm_device *dev)
static void cherryview_init_clock_gating(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 val;
+
+ mutex_lock(&dev_priv->rps.hw_lock);
+ val = vlv_punit_read(dev_priv, CCK_FUSE_REG);
+ mutex_unlock(&dev_priv->rps.hw_lock);
+ switch ((val >> 2) & 0x7) {
+ case 0:
+ case 1:
+ dev_priv->rps.cz_freq = CHV_CZ_CLOCK_FREQ_MODE_200;
+ dev_priv->mem_freq = 1600;
+ break;
+ case 2:
+ dev_priv->rps.cz_freq = CHV_CZ_CLOCK_FREQ_MODE_267;
+ dev_priv->mem_freq = 1600;
+ break;
+ case 3:
+ dev_priv->rps.cz_freq = CHV_CZ_CLOCK_FREQ_MODE_333;
+ dev_priv->mem_freq = 2000;
+ break;
+ case 4:
+ dev_priv->rps.cz_freq = CHV_CZ_CLOCK_FREQ_MODE_320;
+ dev_priv->mem_freq = 1600;
+ break;
+ case 5:
+ dev_priv->rps.cz_freq = CHV_CZ_CLOCK_FREQ_MODE_400;
+ dev_priv->mem_freq = 1600;
+ break;
+ }
+ DRM_DEBUG_DRIVER("DDR speed: %d MHz", dev_priv->mem_freq);
I915_WRITE(DSPCLK_GATE_D, VRHUNIT_CLOCK_GATE_DISABLE);
static void hsw_power_well_post_enable(struct drm_i915_private *dev_priv)
{
struct drm_device *dev = dev_priv->dev;
- unsigned long irqflags;
/*
* After we re-enable the power well, if we touch VGA register 0x3d5
outb(inb(VGA_MSR_READ), VGA_MSR_WRITE);
vga_put(dev->pdev, VGA_RSRC_LEGACY_IO);
- if (IS_BROADWELL(dev)) {
- spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
- I915_WRITE(GEN8_DE_PIPE_IMR(PIPE_B),
- dev_priv->de_irq_mask[PIPE_B]);
- I915_WRITE(GEN8_DE_PIPE_IER(PIPE_B),
- ~dev_priv->de_irq_mask[PIPE_B] |
- GEN8_PIPE_VBLANK);
- I915_WRITE(GEN8_DE_PIPE_IMR(PIPE_C),
- dev_priv->de_irq_mask[PIPE_C]);
- I915_WRITE(GEN8_DE_PIPE_IER(PIPE_C),
- ~dev_priv->de_irq_mask[PIPE_C] |
- GEN8_PIPE_VBLANK);
- POSTING_READ(GEN8_DE_PIPE_IER(PIPE_C));
- spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
- }
+ if (IS_BROADWELL(dev))
+ gen8_irq_power_well_post_enable(dev_priv);
}
static void hsw_set_power_well(struct drm_i915_private *dev_priv,
vlv_set_power_well(dev_priv, power_well, false);
}
+static void chv_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv,
+ struct i915_power_well *power_well)
+{
+ enum dpio_phy phy;
+
+ WARN_ON_ONCE(power_well->data != PUNIT_POWER_WELL_DPIO_CMN_BC &&
+ power_well->data != PUNIT_POWER_WELL_DPIO_CMN_D);
+
+ /*
+ * Enable the CRI clock source so we can get at the
+ * display and the reference clock for VGA
+ * hotplug / manual detection.
+ */
+ if (power_well->data == PUNIT_POWER_WELL_DPIO_CMN_BC) {
+ phy = DPIO_PHY0;
+ I915_WRITE(DPLL(PIPE_B), I915_READ(DPLL(PIPE_B)) |
+ DPLL_REFA_CLK_ENABLE_VLV);
+ I915_WRITE(DPLL(PIPE_B), I915_READ(DPLL(PIPE_B)) |
+ DPLL_REFA_CLK_ENABLE_VLV | DPLL_INTEGRATED_CRI_CLK_VLV);
+ } else {
+ phy = DPIO_PHY1;
+ I915_WRITE(DPLL(PIPE_C), I915_READ(DPLL(PIPE_C)) |
+ DPLL_REFA_CLK_ENABLE_VLV | DPLL_INTEGRATED_CRI_CLK_VLV);
+ }
+ udelay(1); /* >10ns for cmnreset, >0ns for sidereset */
+ vlv_set_power_well(dev_priv, power_well, true);
+
+ /* Poll for phypwrgood signal */
+ if (wait_for(I915_READ(DISPLAY_PHY_STATUS) & PHY_POWERGOOD(phy), 1))
+ DRM_ERROR("Display PHY %d is not power up\n", phy);
+
+ I915_WRITE(DISPLAY_PHY_CONTROL,
+ PHY_COM_LANE_RESET_DEASSERT(phy, I915_READ(DISPLAY_PHY_CONTROL)));
+}
+
+static void chv_dpio_cmn_power_well_disable(struct drm_i915_private *dev_priv,
+ struct i915_power_well *power_well)
+{
+ enum dpio_phy phy;
+
+ WARN_ON_ONCE(power_well->data != PUNIT_POWER_WELL_DPIO_CMN_BC &&
+ power_well->data != PUNIT_POWER_WELL_DPIO_CMN_D);
+
+ if (power_well->data == PUNIT_POWER_WELL_DPIO_CMN_BC) {
+ phy = DPIO_PHY0;
+ assert_pll_disabled(dev_priv, PIPE_A);
+ assert_pll_disabled(dev_priv, PIPE_B);
+ } else {
+ phy = DPIO_PHY1;
+ assert_pll_disabled(dev_priv, PIPE_C);
+ }
+
+ I915_WRITE(DISPLAY_PHY_CONTROL,
+ PHY_COM_LANE_RESET_ASSERT(phy, I915_READ(DISPLAY_PHY_CONTROL)));
+
+ vlv_set_power_well(dev_priv, power_well, false);
+}
+
static void check_power_well_state(struct drm_i915_private *dev_priv,
struct i915_power_well *power_well)
{
BIT(POWER_DOMAIN_PORT_DDI_C_4_LANES) | \
BIT(POWER_DOMAIN_INIT))
+#define CHV_DPIO_CMN_BC_POWER_DOMAINS ( \
+ BIT(POWER_DOMAIN_PORT_DDI_B_2_LANES) | \
+ BIT(POWER_DOMAIN_PORT_DDI_B_4_LANES) | \
+ BIT(POWER_DOMAIN_PORT_DDI_C_2_LANES) | \
+ BIT(POWER_DOMAIN_PORT_DDI_C_4_LANES) | \
+ BIT(POWER_DOMAIN_INIT))
+
+#define CHV_DPIO_CMN_D_POWER_DOMAINS ( \
+ BIT(POWER_DOMAIN_PORT_DDI_D_2_LANES) | \
+ BIT(POWER_DOMAIN_PORT_DDI_D_4_LANES) | \
+ BIT(POWER_DOMAIN_INIT))
+
static const struct i915_power_well_ops i9xx_always_on_power_well_ops = {
.sync_hw = i9xx_always_on_power_well_noop,
.enable = i9xx_always_on_power_well_noop,
.is_enabled = i9xx_always_on_power_well_enabled,
};
+static const struct i915_power_well_ops chv_dpio_cmn_power_well_ops = {
+ .sync_hw = vlv_power_well_sync_hw,
+ .enable = chv_dpio_cmn_power_well_enable,
+ .disable = chv_dpio_cmn_power_well_disable,
+ .is_enabled = vlv_power_well_enabled,
+};
+
static struct i915_power_well i9xx_always_on_power_well[] = {
{
.name = "always-on",
},
};
+static struct i915_power_well chv_power_wells[] = {
+ {
+ .name = "always-on",
+ .always_on = 1,
+ .domains = VLV_ALWAYS_ON_POWER_DOMAINS,
+ .ops = &i9xx_always_on_power_well_ops,
+ },
+ {
+ .name = "dpio-common-bc",
+ .domains = CHV_DPIO_CMN_BC_POWER_DOMAINS,
+ .data = PUNIT_POWER_WELL_DPIO_CMN_BC,
+ .ops = &chv_dpio_cmn_power_well_ops,
+ },
+ {
+ .name = "dpio-common-d",
+ .domains = CHV_DPIO_CMN_D_POWER_DOMAINS,
+ .data = PUNIT_POWER_WELL_DPIO_CMN_D,
+ .ops = &chv_dpio_cmn_power_well_ops,
+ },
+};
+
static struct i915_power_well *lookup_power_well(struct drm_i915_private *dev_priv,
enum punit_power_well power_well_id)
{
} else if (IS_BROADWELL(dev_priv->dev)) {
set_power_wells(power_domains, bdw_power_wells);
hsw_pwr = power_domains;
+ } else if (IS_CHERRYVIEW(dev_priv->dev)) {
+ set_power_wells(power_domains, chv_power_wells);
} else if (IS_VALLEYVIEW(dev_priv->dev)) {
set_power_wells(power_domains, vlv_power_wells);
} else {
return 0;
}
-int vlv_gpu_freq(struct drm_i915_private *dev_priv, int val)
+static int byt_gpu_freq(struct drm_i915_private *dev_priv, int val)
{
int div;
return DIV_ROUND_CLOSEST(dev_priv->mem_freq * (val + 6 - 0xbd), 4 * div);
}
-int vlv_freq_opcode(struct drm_i915_private *dev_priv, int val)
+static int byt_freq_opcode(struct drm_i915_private *dev_priv, int val)
{
int mul;
return DIV_ROUND_CLOSEST(4 * mul * val, dev_priv->mem_freq) + 0xbd - 6;
}
+static int chv_gpu_freq(struct drm_i915_private *dev_priv, int val)
+{
+ int div, freq;
+
+ switch (dev_priv->rps.cz_freq) {
+ case 200:
+ div = 5;
+ break;
+ case 267:
+ div = 6;
+ break;
+ case 320:
+ case 333:
+ case 400:
+ div = 8;
+ break;
+ default:
+ return -1;
+ }
+
+ freq = (DIV_ROUND_CLOSEST((dev_priv->rps.cz_freq * val), 2 * div) / 2);
+
+ return freq;
+}
+
+static int chv_freq_opcode(struct drm_i915_private *dev_priv, int val)
+{
+ int mul, opcode;
+
+ switch (dev_priv->rps.cz_freq) {
+ case 200:
+ mul = 5;
+ break;
+ case 267:
+ mul = 6;
+ break;
+ case 320:
+ case 333:
+ case 400:
+ mul = 8;
+ break;
+ default:
+ return -1;
+ }
+
+ opcode = (DIV_ROUND_CLOSEST((val * 2 * mul), dev_priv->rps.cz_freq) * 2);
+
+ return opcode;
+}
+
+int vlv_gpu_freq(struct drm_i915_private *dev_priv, int val)
+{
+ int ret = -1;
+
+ if (IS_CHERRYVIEW(dev_priv->dev))
+ ret = chv_gpu_freq(dev_priv, val);
+ else if (IS_VALLEYVIEW(dev_priv->dev))
+ ret = byt_gpu_freq(dev_priv, val);
+
+ return ret;
+}
+
+int vlv_freq_opcode(struct drm_i915_private *dev_priv, int val)
+{
+ int ret = -1;
+
+ if (IS_CHERRYVIEW(dev_priv->dev))
+ ret = chv_freq_opcode(dev_priv, val);
+ else if (IS_VALLEYVIEW(dev_priv->dev))
+ ret = byt_freq_opcode(dev_priv, val);
+
+ return ret;
+}
+
void intel_pm_setup(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
intel_gen6_powersave_work);
dev_priv->pm.suspended = false;
- dev_priv->pm.irqs_disabled = false;
+ dev_priv->pm._irqs_disabled = false;
}
projects / deliverable / linux.git / blobdiff