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path: root/drivers/gpu/drm/i915/intel_display.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
-rw-r--r--drivers/gpu/drm/i915/intel_display.c1280
1 files changed, 835 insertions, 445 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 5e21b3119824..40cc5da264a9 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -29,10 +29,12 @@
#include <linux/i2c.h>
#include <linux/kernel.h>
#include <linux/slab.h>
+#include <linux/vgaarb.h>
#include "drmP.h"
#include "intel_drv.h"
#include "i915_drm.h"
#include "i915_drv.h"
+#include "i915_trace.h"
#include "drm_dp_helper.h"
#include "drm_crtc_helper.h"
@@ -42,6 +44,7 @@
bool intel_pipe_has_type (struct drm_crtc *crtc, int type);
static void intel_update_watermarks(struct drm_device *dev);
static void intel_increase_pllclock(struct drm_crtc *crtc, bool schedule);
+static void intel_crtc_update_cursor(struct drm_crtc *crtc);
typedef struct {
/* given values */
@@ -322,6 +325,9 @@ struct intel_limit {
#define IRONLAKE_DP_P1_MIN 1
#define IRONLAKE_DP_P1_MAX 2
+/* FDI */
+#define IRONLAKE_FDI_FREQ 2700000 /* in kHz for mode->clock */
+
static bool
intel_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
int target, int refclk, intel_clock_t *best_clock);
@@ -971,11 +977,70 @@ intel_find_pll_g4x_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
return true;
}
-void
-intel_wait_for_vblank(struct drm_device *dev)
+/**
+ * intel_wait_for_vblank - wait for vblank on a given pipe
+ * @dev: drm device
+ * @pipe: pipe to wait for
+ *
+ * Wait for vblank to occur on a given pipe. Needed for various bits of
+ * mode setting code.
+ */
+void intel_wait_for_vblank(struct drm_device *dev, int pipe)
{
- /* Wait for 20ms, i.e. one cycle at 50hz. */
- msleep(20);
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ int pipestat_reg = (pipe == 0 ? PIPEASTAT : PIPEBSTAT);
+
+ /* Clear existing vblank status. Note this will clear any other
+ * sticky status fields as well.
+ *
+ * This races with i915_driver_irq_handler() with the result
+ * that either function could miss a vblank event. Here it is not
+ * fatal, as we will either wait upon the next vblank interrupt or
+ * timeout. Generally speaking intel_wait_for_vblank() is only
+ * called during modeset at which time the GPU should be idle and
+ * should *not* be performing page flips and thus not waiting on
+ * vblanks...
+ * Currently, the result of us stealing a vblank from the irq
+ * handler is that a single frame will be skipped during swapbuffers.
+ */
+ I915_WRITE(pipestat_reg,
+ I915_READ(pipestat_reg) | PIPE_VBLANK_INTERRUPT_STATUS);
+
+ /* Wait for vblank interrupt bit to set */
+ if (wait_for((I915_READ(pipestat_reg) &
+ PIPE_VBLANK_INTERRUPT_STATUS),
+ 50, 0))
+ DRM_DEBUG_KMS("vblank wait timed out\n");
+}
+
+/**
+ * intel_wait_for_vblank_off - wait for vblank after disabling a pipe
+ * @dev: drm device
+ * @pipe: pipe to wait for
+ *
+ * After disabling a pipe, we can't wait for vblank in the usual way,
+ * spinning on the vblank interrupt status bit, since we won't actually
+ * see an interrupt when the pipe is disabled.
+ *
+ * So this function waits for the display line value to settle (it
+ * usually ends up stopping at the start of the next frame).
+ */
+void intel_wait_for_vblank_off(struct drm_device *dev, int pipe)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ int pipedsl_reg = (pipe == 0 ? PIPEADSL : PIPEBDSL);
+ unsigned long timeout = jiffies + msecs_to_jiffies(100);
+ u32 last_line;
+
+ /* Wait for the display line to settle */
+ do {
+ last_line = I915_READ(pipedsl_reg) & DSL_LINEMASK;
+ mdelay(5);
+ } while (((I915_READ(pipedsl_reg) & DSL_LINEMASK) != last_line) &&
+ time_after(timeout, jiffies));
+
+ if (time_after(jiffies, timeout))
+ DRM_DEBUG_KMS("vblank wait timed out\n");
}
/* Parameters have changed, update FBC info */
@@ -1029,7 +1094,6 @@ static void i8xx_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
void i8xx_disable_fbc(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- unsigned long timeout = jiffies + msecs_to_jiffies(1);
u32 fbc_ctl;
if (!I915_HAS_FBC(dev))
@@ -1044,16 +1108,11 @@ void i8xx_disable_fbc(struct drm_device *dev)
I915_WRITE(FBC_CONTROL, fbc_ctl);
/* Wait for compressing bit to clear */
- while (I915_READ(FBC_STATUS) & FBC_STAT_COMPRESSING) {
- if (time_after(jiffies, timeout)) {
- DRM_DEBUG_DRIVER("FBC idle timed out\n");
- break;
- }
- ; /* do nothing */
+ if (wait_for((I915_READ(FBC_STATUS) & FBC_STAT_COMPRESSING) == 0, 10, 0)) {
+ DRM_DEBUG_KMS("FBC idle timed out\n");
+ return;
}
- intel_wait_for_vblank(dev);
-
DRM_DEBUG_KMS("disabled FBC\n");
}
@@ -1110,7 +1169,6 @@ void g4x_disable_fbc(struct drm_device *dev)
dpfc_ctl = I915_READ(DPFC_CONTROL);
dpfc_ctl &= ~DPFC_CTL_EN;
I915_WRITE(DPFC_CONTROL, dpfc_ctl);
- intel_wait_for_vblank(dev);
DRM_DEBUG_KMS("disabled FBC\n");
}
@@ -1122,6 +1180,66 @@ static bool g4x_fbc_enabled(struct drm_device *dev)
return I915_READ(DPFC_CONTROL) & DPFC_CTL_EN;
}
+static void ironlake_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_framebuffer *fb = crtc->fb;
+ struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
+ struct drm_i915_gem_object *obj_priv = to_intel_bo(intel_fb->obj);
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ int plane = (intel_crtc->plane == 0) ? DPFC_CTL_PLANEA :
+ DPFC_CTL_PLANEB;
+ unsigned long stall_watermark = 200;
+ u32 dpfc_ctl;
+
+ dev_priv->cfb_pitch = (dev_priv->cfb_pitch / 64) - 1;
+ dev_priv->cfb_fence = obj_priv->fence_reg;
+ dev_priv->cfb_plane = intel_crtc->plane;
+
+ dpfc_ctl = I915_READ(ILK_DPFC_CONTROL);
+ dpfc_ctl &= DPFC_RESERVED;
+ dpfc_ctl |= (plane | DPFC_CTL_LIMIT_1X);
+ if (obj_priv->tiling_mode != I915_TILING_NONE) {
+ dpfc_ctl |= (DPFC_CTL_FENCE_EN | dev_priv->cfb_fence);
+ I915_WRITE(ILK_DPFC_CHICKEN, DPFC_HT_MODIFY);
+ } else {
+ I915_WRITE(ILK_DPFC_CHICKEN, ~DPFC_HT_MODIFY);
+ }
+
+ I915_WRITE(ILK_DPFC_CONTROL, dpfc_ctl);
+ I915_WRITE(ILK_DPFC_RECOMP_CTL, DPFC_RECOMP_STALL_EN |
+ (stall_watermark << DPFC_RECOMP_STALL_WM_SHIFT) |
+ (interval << DPFC_RECOMP_TIMER_COUNT_SHIFT));
+ I915_WRITE(ILK_DPFC_FENCE_YOFF, crtc->y);
+ I915_WRITE(ILK_FBC_RT_BASE, obj_priv->gtt_offset | ILK_FBC_RT_VALID);
+ /* enable it... */
+ I915_WRITE(ILK_DPFC_CONTROL, I915_READ(ILK_DPFC_CONTROL) |
+ DPFC_CTL_EN);
+
+ DRM_DEBUG_KMS("enabled fbc on plane %d\n", intel_crtc->plane);
+}
+
+void ironlake_disable_fbc(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 dpfc_ctl;
+
+ /* Disable compression */
+ dpfc_ctl = I915_READ(ILK_DPFC_CONTROL);
+ dpfc_ctl &= ~DPFC_CTL_EN;
+ I915_WRITE(ILK_DPFC_CONTROL, dpfc_ctl);
+
+ DRM_DEBUG_KMS("disabled FBC\n");
+}
+
+static bool ironlake_fbc_enabled(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ return I915_READ(ILK_DPFC_CONTROL) & DPFC_CTL_EN;
+}
+
bool intel_fbc_enabled(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -1248,6 +1366,10 @@ static void intel_update_fbc(struct drm_crtc *crtc,
goto out_disable;
}
+ /* If the kernel debugger is active, always disable compression */
+ if (in_dbg_master())
+ goto out_disable;
+
if (intel_fbc_enabled(dev)) {
/* We can re-enable it in this case, but need to update pitch */
if ((fb->pitch > dev_priv->cfb_pitch) ||
@@ -1279,7 +1401,12 @@ intel_pin_and_fence_fb_obj(struct drm_device *dev, struct drm_gem_object *obj)
switch (obj_priv->tiling_mode) {
case I915_TILING_NONE:
- alignment = 64 * 1024;
+ if (IS_BROADWATER(dev) || IS_CRESTLINE(dev))
+ alignment = 128 * 1024;
+ else if (IS_I965G(dev))
+ alignment = 4 * 1024;
+ else
+ alignment = 64 * 1024;
break;
case I915_TILING_X:
/* pin() will align the object as required by fence */
@@ -1314,18 +1441,17 @@ intel_pin_and_fence_fb_obj(struct drm_device *dev, struct drm_gem_object *obj)
return 0;
}
+/* Assume fb object is pinned & idle & fenced and just update base pointers */
static int
-intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
- struct drm_framebuffer *old_fb)
+intel_pipe_set_base_atomic(struct drm_crtc *crtc, struct drm_framebuffer *fb,
+ int x, int y)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- struct drm_i915_master_private *master_priv;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_framebuffer *intel_fb;
struct drm_i915_gem_object *obj_priv;
struct drm_gem_object *obj;
- int pipe = intel_crtc->pipe;
int plane = intel_crtc->plane;
unsigned long Start, Offset;
int dspbase = (plane == 0 ? DSPAADDR : DSPBADDR);
@@ -1334,13 +1460,6 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
int dsptileoff = (plane == 0 ? DSPATILEOFF : DSPBTILEOFF);
int dspcntr_reg = (plane == 0) ? DSPACNTR : DSPBCNTR;
u32 dspcntr;
- int ret;
-
- /* no fb bound */
- if (!crtc->fb) {
- DRM_DEBUG_KMS("No FB bound\n");
- return 0;
- }
switch (plane) {
case 0:
@@ -1351,48 +1470,29 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
return -EINVAL;
}
- intel_fb = to_intel_framebuffer(crtc->fb);
+ intel_fb = to_intel_framebuffer(fb);
obj = intel_fb->obj;
obj_priv = to_intel_bo(obj);
- mutex_lock(&dev->struct_mutex);
- ret = intel_pin_and_fence_fb_obj(dev, obj);
- if (ret != 0) {
- mutex_unlock(&dev->struct_mutex);
- return ret;
- }
-
- ret = i915_gem_object_set_to_display_plane(obj);
- if (ret != 0) {
- i915_gem_object_unpin(obj);
- mutex_unlock(&dev->struct_mutex);
- return ret;
- }
-
dspcntr = I915_READ(dspcntr_reg);
/* Mask out pixel format bits in case we change it */
dspcntr &= ~DISPPLANE_PIXFORMAT_MASK;
- switch (crtc->fb->bits_per_pixel) {
+ switch (fb->bits_per_pixel) {
case 8:
dspcntr |= DISPPLANE_8BPP;
break;
case 16:
- if (crtc->fb->depth == 15)
+ if (fb->depth == 15)
dspcntr |= DISPPLANE_15_16BPP;
else
dspcntr |= DISPPLANE_16BPP;
break;
case 24:
case 32:
- if (crtc->fb->depth == 30)
- dspcntr |= DISPPLANE_32BPP_30BIT_NO_ALPHA;
- else
- dspcntr |= DISPPLANE_32BPP_NO_ALPHA;
+ dspcntr |= DISPPLANE_32BPP_NO_ALPHA;
break;
default:
DRM_ERROR("Unknown color depth\n");
- i915_gem_object_unpin(obj);
- mutex_unlock(&dev->struct_mutex);
return -EINVAL;
}
if (IS_I965G(dev)) {
@@ -1409,33 +1509,88 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
I915_WRITE(dspcntr_reg, dspcntr);
Start = obj_priv->gtt_offset;
- Offset = y * crtc->fb->pitch + x * (crtc->fb->bits_per_pixel / 8);
+ Offset = y * fb->pitch + x * (fb->bits_per_pixel / 8);
DRM_DEBUG_KMS("Writing base %08lX %08lX %d %d %d\n",
- Start, Offset, x, y, crtc->fb->pitch);
- I915_WRITE(dspstride, crtc->fb->pitch);
+ Start, Offset, x, y, fb->pitch);
+ I915_WRITE(dspstride, fb->pitch);
if (IS_I965G(dev)) {
- I915_WRITE(dspbase, Offset);
- I915_READ(dspbase);
I915_WRITE(dspsurf, Start);
- I915_READ(dspsurf);
I915_WRITE(dsptileoff, (y << 16) | x);
+ I915_WRITE(dspbase, Offset);
} else {
I915_WRITE(dspbase, Start + Offset);
- I915_READ(dspbase);
}
+ POSTING_READ(dspbase);
- if ((IS_I965G(dev) || plane == 0))
+ if (IS_I965G(dev) || plane == 0)
intel_update_fbc(crtc, &crtc->mode);
- intel_wait_for_vblank(dev);
+ intel_wait_for_vblank(dev, intel_crtc->pipe);
+ intel_increase_pllclock(crtc, true);
+
+ return 0;
+}
+
+static int
+intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
+ struct drm_framebuffer *old_fb)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_master_private *master_priv;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ struct intel_framebuffer *intel_fb;
+ struct drm_i915_gem_object *obj_priv;
+ struct drm_gem_object *obj;
+ int pipe = intel_crtc->pipe;
+ int plane = intel_crtc->plane;
+ int ret;
+
+ /* no fb bound */
+ if (!crtc->fb) {
+ DRM_DEBUG_KMS("No FB bound\n");
+ return 0;
+ }
+
+ switch (plane) {
+ case 0:
+ case 1:
+ break;
+ default:
+ DRM_ERROR("Can't update plane %d in SAREA\n", plane);
+ return -EINVAL;
+ }
+
+ intel_fb = to_intel_framebuffer(crtc->fb);
+ obj = intel_fb->obj;
+ obj_priv = to_intel_bo(obj);
+
+ mutex_lock(&dev->struct_mutex);
+ ret = intel_pin_and_fence_fb_obj(dev, obj);
+ if (ret != 0) {
+ mutex_unlock(&dev->struct_mutex);
+ return ret;
+ }
+
+ ret = i915_gem_object_set_to_display_plane(obj);
+ if (ret != 0) {
+ i915_gem_object_unpin(obj);
+ mutex_unlock(&dev->struct_mutex);
+ return ret;
+ }
+
+ ret = intel_pipe_set_base_atomic(crtc, crtc->fb, x, y);
+ if (ret) {
+ i915_gem_object_unpin(obj);
+ mutex_unlock(&dev->struct_mutex);
+ return ret;
+ }
if (old_fb) {
intel_fb = to_intel_framebuffer(old_fb);
obj_priv = to_intel_bo(intel_fb->obj);
i915_gem_object_unpin(intel_fb->obj);
}
- intel_increase_pllclock(crtc, true);
mutex_unlock(&dev->struct_mutex);
@@ -1457,54 +1612,6 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
return 0;
}
-/* Disable the VGA plane that we never use */
-static void i915_disable_vga (struct drm_device *dev)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
- u8 sr1;
- u32 vga_reg;
-
- if (HAS_PCH_SPLIT(dev))
- vga_reg = CPU_VGACNTRL;
- else
- vga_reg = VGACNTRL;
-
- if (I915_READ(vga_reg) & VGA_DISP_DISABLE)
- return;
-
- I915_WRITE8(VGA_SR_INDEX, 1);
- sr1 = I915_READ8(VGA_SR_DATA);
- I915_WRITE8(VGA_SR_DATA, sr1 | (1 << 5));
- udelay(100);
-
- I915_WRITE(vga_reg, VGA_DISP_DISABLE);
-}
-
-static void ironlake_disable_pll_edp (struct drm_crtc *crtc)
-{
- struct drm_device *dev = crtc->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
- u32 dpa_ctl;
-
- DRM_DEBUG_KMS("\n");
- dpa_ctl = I915_READ(DP_A);
- dpa_ctl &= ~DP_PLL_ENABLE;
- I915_WRITE(DP_A, dpa_ctl);
-}
-
-static void ironlake_enable_pll_edp (struct drm_crtc *crtc)
-{
- struct drm_device *dev = crtc->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
- u32 dpa_ctl;
-
- dpa_ctl = I915_READ(DP_A);
- dpa_ctl |= DP_PLL_ENABLE;
- I915_WRITE(DP_A, dpa_ctl);
- udelay(200);
-}
-
-
static void ironlake_set_pll_edp (struct drm_crtc *crtc, int clock)
{
struct drm_device *dev = crtc->dev;
@@ -1554,6 +1661,15 @@ static void ironlake_fdi_link_train(struct drm_crtc *crtc)
int fdi_rx_imr_reg = (pipe == 0) ? FDI_RXA_IMR : FDI_RXB_IMR;
u32 temp, tries = 0;
+ /* Train 1: umask FDI RX Interrupt symbol_lock and bit_lock bit
+ for train result */
+ temp = I915_READ(fdi_rx_imr_reg);
+ temp &= ~FDI_RX_SYMBOL_LOCK;
+ temp &= ~FDI_RX_BIT_LOCK;
+ I915_WRITE(fdi_rx_imr_reg, temp);
+ I915_READ(fdi_rx_imr_reg);
+ udelay(150);
+
/* enable CPU FDI TX and PCH FDI RX */
temp = I915_READ(fdi_tx_reg);
temp |= FDI_TX_ENABLE;
@@ -1571,16 +1687,7 @@ static void ironlake_fdi_link_train(struct drm_crtc *crtc)
I915_READ(fdi_rx_reg);
udelay(150);
- /* Train 1: umask FDI RX Interrupt symbol_lock and bit_lock bit
- for train result */
- temp = I915_READ(fdi_rx_imr_reg);
- temp &= ~FDI_RX_SYMBOL_LOCK;
- temp &= ~FDI_RX_BIT_LOCK;
- I915_WRITE(fdi_rx_imr_reg, temp);
- I915_READ(fdi_rx_imr_reg);
- udelay(150);
-
- for (;;) {
+ for (tries = 0; tries < 5; tries++) {
temp = I915_READ(fdi_rx_iir_reg);
DRM_DEBUG_KMS("FDI_RX_IIR 0x%x\n", temp);
@@ -1590,14 +1697,9 @@ static void ironlake_fdi_link_train(struct drm_crtc *crtc)
temp | FDI_RX_BIT_LOCK);
break;
}
-
- tries++;
-
- if (tries > 5) {
- DRM_DEBUG_KMS("FDI train 1 fail!\n");
- break;
- }
}
+ if (tries == 5)
+ DRM_DEBUG_KMS("FDI train 1 fail!\n");
/* Train 2 */
temp = I915_READ(fdi_tx_reg);
@@ -1613,7 +1715,7 @@ static void ironlake_fdi_link_train(struct drm_crtc *crtc)
tries = 0;
- for (;;) {
+ for (tries = 0; tries < 5; tries++) {
temp = I915_READ(fdi_rx_iir_reg);
DRM_DEBUG_KMS("FDI_RX_IIR 0x%x\n", temp);
@@ -1623,14 +1725,9 @@ static void ironlake_fdi_link_train(struct drm_crtc *crtc)
DRM_DEBUG_KMS("FDI train 2 done.\n");
break;
}
-
- tries++;
-
- if (tries > 5) {
- DRM_DEBUG_KMS("FDI train 2 fail!\n");
- break;
- }
}
+ if (tries == 5)
+ DRM_DEBUG_KMS("FDI train 2 fail!\n");
DRM_DEBUG_KMS("FDI train done\n");
}
@@ -1655,6 +1752,15 @@ static void gen6_fdi_link_train(struct drm_crtc *crtc)
int fdi_rx_imr_reg = (pipe == 0) ? FDI_RXA_IMR : FDI_RXB_IMR;
u32 temp, i;
+ /* Train 1: umask FDI RX Interrupt symbol_lock and bit_lock bit
+ for train result */
+ temp = I915_READ(fdi_rx_imr_reg);
+ temp &= ~FDI_RX_SYMBOL_LOCK;
+ temp &= ~FDI_RX_BIT_LOCK;
+ I915_WRITE(fdi_rx_imr_reg, temp);
+ I915_READ(fdi_rx_imr_reg);
+ udelay(150);
+
/* enable CPU FDI TX and PCH FDI RX */
temp = I915_READ(fdi_tx_reg);
temp |= FDI_TX_ENABLE;
@@ -1680,15 +1786,6 @@ static void gen6_fdi_link_train(struct drm_crtc *crtc)
I915_READ(fdi_rx_reg);
udelay(150);
- /* Train 1: umask FDI RX Interrupt symbol_lock and bit_lock bit
- for train result */
- temp = I915_READ(fdi_rx_imr_reg);
- temp &= ~FDI_RX_SYMBOL_LOCK;
- temp &= ~FDI_RX_BIT_LOCK;
- I915_WRITE(fdi_rx_imr_reg, temp);
- I915_READ(fdi_rx_imr_reg);
- udelay(150);
-
for (i = 0; i < 4; i++ ) {
temp = I915_READ(fdi_tx_reg);
temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK;
@@ -1768,9 +1865,6 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
int fdi_tx_reg = (pipe == 0) ? FDI_TXA_CTL : FDI_TXB_CTL;
int fdi_rx_reg = (pipe == 0) ? FDI_RXA_CTL : FDI_RXB_CTL;
int transconf_reg = (pipe == 0) ? TRANSACONF : TRANSBCONF;
- int pf_ctl_reg = (pipe == 0) ? PFA_CTL_1 : PFB_CTL_1;
- int pf_win_size = (pipe == 0) ? PFA_WIN_SZ : PFB_WIN_SZ;
- int pf_win_pos = (pipe == 0) ? PFA_WIN_POS : PFB_WIN_POS;
int cpu_htot_reg = (pipe == 0) ? HTOTAL_A : HTOTAL_B;
int cpu_hblank_reg = (pipe == 0) ? HBLANK_A : HBLANK_B;
int cpu_hsync_reg = (pipe == 0) ? HSYNC_A : HSYNC_B;
@@ -1785,7 +1879,6 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
int trans_vsync_reg = (pipe == 0) ? TRANS_VSYNC_A : TRANS_VSYNC_B;
int trans_dpll_sel = (pipe == 0) ? 0 : 1;
u32 temp;
- int n;
u32 pipe_bpc;
temp = I915_READ(pipeconf_reg);
@@ -1798,7 +1891,7 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
case DRM_MODE_DPMS_ON:
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
- DRM_DEBUG_KMS("crtc %d dpms on\n", pipe);
+ DRM_DEBUG_KMS("crtc %d/%d dpms on\n", pipe, plane);
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
temp = I915_READ(PCH_LVDS);
@@ -1808,10 +1901,7 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
}
}
- if (HAS_eDP) {
- /* enable eDP PLL */
- ironlake_enable_pll_edp(crtc);
- } else {
+ if (!HAS_eDP) {
/* enable PCH FDI RX PLL, wait warmup plus DMI latency */
temp = I915_READ(fdi_rx_reg);
@@ -1843,16 +1933,19 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
}
/* Enable panel fitting for LVDS */
- if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
- temp = I915_READ(pf_ctl_reg);
- I915_WRITE(pf_ctl_reg, temp | PF_ENABLE | PF_FILTER_MED_3x3);
-
- /* currently full aspect */
- I915_WRITE(pf_win_pos, 0);
-
- I915_WRITE(pf_win_size,
- (dev_priv->panel_fixed_mode->hdisplay << 16) |
- (dev_priv->panel_fixed_mode->vdisplay));
+ if (dev_priv->pch_pf_size &&
+ (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)
+ || HAS_eDP || intel_pch_has_edp(crtc))) {
+ /* Force use of hard-coded filter coefficients
+ * as some pre-programmed values are broken,
+ * e.g. x201.
+ */
+ I915_WRITE(pipe ? PFB_CTL_1 : PFA_CTL_1,
+ PF_ENABLE | PF_FILTER_MED_3x3);
+ I915_WRITE(pipe ? PFB_WIN_POS : PFA_WIN_POS,
+ dev_priv->pch_pf_pos);
+ I915_WRITE(pipe ? PFB_WIN_SZ : PFA_WIN_SZ,
+ dev_priv->pch_pf_size);
}
/* Enable CPU pipe */
@@ -1936,11 +2029,15 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
int reg;
reg = I915_READ(trans_dp_ctl);
- reg &= ~TRANS_DP_PORT_SEL_MASK;
- reg = TRANS_DP_OUTPUT_ENABLE |
- TRANS_DP_ENH_FRAMING |
- TRANS_DP_VSYNC_ACTIVE_HIGH |
- TRANS_DP_HSYNC_ACTIVE_HIGH;
+ reg &= ~(TRANS_DP_PORT_SEL_MASK |
+ TRANS_DP_SYNC_MASK);
+ reg |= (TRANS_DP_OUTPUT_ENABLE |
+ TRANS_DP_ENH_FRAMING);
+
+ if (crtc->mode.flags & DRM_MODE_FLAG_PHSYNC)
+ reg |= TRANS_DP_HSYNC_ACTIVE_HIGH;
+ if (crtc->mode.flags & DRM_MODE_FLAG_PVSYNC)
+ reg |= TRANS_DP_VSYNC_ACTIVE_HIGH;
switch (intel_trans_dp_port_sel(crtc)) {
case PCH_DP_B:
@@ -1973,16 +2070,17 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
I915_WRITE(transconf_reg, temp | TRANS_ENABLE);
I915_READ(transconf_reg);
- while ((I915_READ(transconf_reg) & TRANS_STATE_ENABLE) == 0)
- ;
-
+ if (wait_for(I915_READ(transconf_reg) & TRANS_STATE_ENABLE, 100, 1))
+ DRM_ERROR("failed to enable transcoder\n");
}
intel_crtc_load_lut(crtc);
- break;
+ intel_update_fbc(crtc, &crtc->mode);
+ break;
+
case DRM_MODE_DPMS_OFF:
- DRM_DEBUG_KMS("crtc %d dpms off\n", pipe);
+ DRM_DEBUG_KMS("crtc %d/%d dpms off\n", pipe, plane);
drm_vblank_off(dev, pipe);
/* Disable display plane */
@@ -1994,40 +2092,26 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
I915_READ(dspbase_reg);
}
- i915_disable_vga(dev);
+ if (dev_priv->cfb_plane == plane &&
+ dev_priv->display.disable_fbc)
+ dev_priv->display.disable_fbc(dev);
/* disable cpu pipe, disable after all planes disabled */
temp = I915_READ(pipeconf_reg);
if ((temp & PIPEACONF_ENABLE) != 0) {
I915_WRITE(pipeconf_reg, temp & ~PIPEACONF_ENABLE);
- I915_READ(pipeconf_reg);
- n = 0;
+
/* wait for cpu pipe off, pipe state */
- while ((I915_READ(pipeconf_reg) & I965_PIPECONF_ACTIVE) != 0) {
- n++;
- if (n < 60) {
- udelay(500);
- continue;
- } else {
- DRM_DEBUG_KMS("pipe %d off delay\n",
- pipe);
- break;
- }
- }
+ if (wait_for((I915_READ(pipeconf_reg) & I965_PIPECONF_ACTIVE) == 0, 50, 1))
+ DRM_ERROR("failed to turn off cpu pipe\n");
} else
DRM_DEBUG_KMS("crtc %d is disabled\n", pipe);
udelay(100);
/* Disable PF */
- temp = I915_READ(pf_ctl_reg);
- if ((temp & PF_ENABLE) != 0) {
- I915_WRITE(pf_ctl_reg, temp & ~PF_ENABLE);
- I915_READ(pf_ctl_reg);
- }
- I915_WRITE(pf_win_size, 0);
- POSTING_READ(pf_win_size);
-
+ I915_WRITE(pipe ? PFB_CTL_1 : PFA_CTL_1, 0);
+ I915_WRITE(pipe ? PFB_WIN_SZ : PFA_WIN_SZ, 0);
/* disable CPU FDI tx and PCH FDI rx */
temp = I915_READ(fdi_tx_reg);
@@ -2074,20 +2158,10 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
temp = I915_READ(transconf_reg);
if ((temp & TRANS_ENABLE) != 0) {
I915_WRITE(transconf_reg, temp & ~TRANS_ENABLE);
- I915_READ(transconf_reg);
- n = 0;
+
/* wait for PCH transcoder off, transcoder state */
- while ((I915_READ(transconf_reg) & TRANS_STATE_ENABLE) != 0) {
- n++;
- if (n < 60) {
- udelay(500);
- continue;
- } else {
- DRM_DEBUG_KMS("transcoder %d off "
- "delay\n", pipe);
- break;
- }
- }
+ if (wait_for((I915_READ(transconf_reg) & TRANS_STATE_ENABLE) == 0, 50, 1))
+ DRM_ERROR("failed to disable transcoder\n");
}
temp = I915_READ(transconf_reg);
@@ -2124,10 +2198,6 @@ static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
I915_WRITE(pch_dpll_reg, temp & ~DPLL_VCO_ENABLE);
I915_READ(pch_dpll_reg);
- if (HAS_eDP) {
- ironlake_disable_pll_edp(crtc);
- }
-
/* Switch from PCDclk to Rawclk */
temp = I915_READ(fdi_rx_reg);
temp &= ~FDI_SEL_PCDCLK;
@@ -2202,8 +2272,6 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
case DRM_MODE_DPMS_ON:
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
- intel_update_watermarks(dev);
-
/* Enable the DPLL */
temp = I915_READ(dpll_reg);
if ((temp & DPLL_VCO_ENABLE) == 0) {
@@ -2243,8 +2311,6 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
intel_crtc_dpms_overlay(intel_crtc, true);
break;
case DRM_MODE_DPMS_OFF:
- intel_update_watermarks(dev);
-
/* Give the overlay scaler a chance to disable if it's on this pipe */
intel_crtc_dpms_overlay(intel_crtc, false);
drm_vblank_off(dev, pipe);
@@ -2253,9 +2319,6 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
dev_priv->display.disable_fbc)
dev_priv->display.disable_fbc(dev);
- /* Disable the VGA plane that we never use */
- i915_disable_vga(dev);
-
/* Disable display plane */
temp = I915_READ(dspcntr_reg);
if ((temp & DISPLAY_PLANE_ENABLE) != 0) {
@@ -2265,10 +2328,8 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
I915_READ(dspbase_reg);
}
- if (!IS_I9XX(dev)) {
- /* Wait for vblank for the disable to take effect */
- intel_wait_for_vblank(dev);
- }
+ /* Wait for vblank for the disable to take effect */
+ intel_wait_for_vblank_off(dev, pipe);
/* Don't disable pipe A or pipe A PLLs if needed */
if (pipeconf_reg == PIPEACONF &&
@@ -2283,7 +2344,7 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
}
/* Wait for vblank for the disable to take effect. */
- intel_wait_for_vblank(dev);
+ intel_wait_for_vblank_off(dev, pipe);
temp = I915_READ(dpll_reg);
if ((temp & DPLL_VCO_ENABLE) != 0) {
@@ -2299,9 +2360,6 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
/**
* Sets the power management mode of the pipe and plane.
- *
- * This code should probably grow support for turning the cursor off and back
- * on appropriately at the same time as we're turning the pipe off/on.
*/
static void intel_crtc_dpms(struct drm_crtc *crtc, int mode)
{
@@ -2312,9 +2370,29 @@ static void intel_crtc_dpms(struct drm_crtc *crtc, int mode)
int pipe = intel_crtc->pipe;
bool enabled;
- dev_priv->display.dpms(crtc, mode);
+ if (intel_crtc->dpms_mode == mode)
+ return;
intel_crtc->dpms_mode = mode;
+ intel_crtc->cursor_on = mode == DRM_MODE_DPMS_ON;
+
+ /* When switching on the display, ensure that SR is disabled
+ * with multiple pipes prior to enabling to new pipe.
+ *
+ * When switching off the display, make sure the cursor is
+ * properly hidden prior to disabling the pipe.
+ */
+ if (mode == DRM_MODE_DPMS_ON)
+ intel_update_watermarks(dev);
+ else
+ intel_crtc_update_cursor(crtc);
+
+ dev_priv->display.dpms(crtc, mode);
+
+ if (mode == DRM_MODE_DPMS_ON)
+ intel_crtc_update_cursor(crtc);
+ else
+ intel_update_watermarks(dev);
if (!dev->primary->master)
return;
@@ -2366,6 +2444,20 @@ void intel_encoder_commit (struct drm_encoder *encoder)
encoder_funcs->dpms(encoder, DRM_MODE_DPMS_ON);
}
+void intel_encoder_destroy(struct drm_encoder *encoder)
+{
+ struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
+
+ if (intel_encoder->ddc_bus)
+ intel_i2c_destroy(intel_encoder->ddc_bus);
+
+ if (intel_encoder->i2c_bus)
+ intel_i2c_destroy(intel_encoder->i2c_bus);
+
+ drm_encoder_cleanup(encoder);
+ kfree(intel_encoder);
+}
+
static bool intel_crtc_mode_fixup(struct drm_crtc *crtc,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
@@ -2373,8 +2465,8 @@ static bool intel_crtc_mode_fixup(struct drm_crtc *crtc,
struct drm_device *dev = crtc->dev;
if (HAS_PCH_SPLIT(dev)) {
/* FDI link clock is fixed at 2.7G */
- if (mode->clock * 3 > 27000 * 4)
- return MODE_CLOCK_HIGH;
+ if (mode->clock * 3 > IRONLAKE_FDI_FREQ * 4)
+ return false;
}
return true;
}
@@ -2556,6 +2648,20 @@ static struct intel_watermark_params g4x_wm_info = {
2,
G4X_FIFO_LINE_SIZE,
};
+static struct intel_watermark_params g4x_cursor_wm_info = {
+ I965_CURSOR_FIFO,
+ I965_CURSOR_MAX_WM,
+ I965_CURSOR_DFT_WM,
+ 2,
+ G4X_FIFO_LINE_SIZE,
+};
+static struct intel_watermark_params i965_cursor_wm_info = {
+ I965_CURSOR_FIFO,
+ I965_CURSOR_MAX_WM,
+ I965_CURSOR_DFT_WM,
+ 2,
+ I915_FIFO_LINE_SIZE,
+};
static struct intel_watermark_params i945_wm_info = {
I945_FIFO_SIZE,
I915_MAX_WM,
@@ -2593,6 +2699,14 @@ static struct intel_watermark_params ironlake_display_wm_info = {
ILK_FIFO_LINE_SIZE
};
+static struct intel_watermark_params ironlake_cursor_wm_info = {
+ ILK_CURSOR_FIFO,
+ ILK_CURSOR_MAXWM,
+ ILK_CURSOR_DFTWM,
+ 2,
+ ILK_FIFO_LINE_SIZE
+};
+
static struct intel_watermark_params ironlake_display_srwm_info = {
ILK_DISPLAY_SR_FIFO,
ILK_DISPLAY_MAX_SRWM,
@@ -2642,7 +2756,7 @@ static unsigned long intel_calculate_wm(unsigned long clock_in_khz,
*/
entries_required = ((clock_in_khz / 1000) * pixel_size * latency_ns) /
1000;
- entries_required /= wm->cacheline_size;
+ entries_required = DIV_ROUND_UP(entries_required, wm->cacheline_size);
DRM_DEBUG_KMS("FIFO entries required for mode: %d\n", entries_required);
@@ -2653,8 +2767,14 @@ static unsigned long intel_calculate_wm(unsigned long clock_in_khz,
/* Don't promote wm_size to unsigned... */
if (wm_size > (long)wm->max_wm)
wm_size = wm->max_wm;
- if (wm_size <= 0)
+ if (wm_size <= 0) {
wm_size = wm->default_wm;
+ DRM_ERROR("Insufficient FIFO for plane, expect flickering:"
+ " entries required = %ld, available = %lu.\n",
+ entries_required + wm->guard_size,
+ wm->fifo_size);
+ }
+
return wm_size;
}
@@ -2669,7 +2789,7 @@ struct cxsr_latency {
unsigned long cursor_hpll_disable;
};
-static struct cxsr_latency cxsr_latency_table[] = {
+static const struct cxsr_latency cxsr_latency_table[] = {
{1, 0, 800, 400, 3382, 33382, 3983, 33983}, /* DDR2-400 SC */
{1, 0, 800, 667, 3354, 33354, 3807, 33807}, /* DDR2-667 SC */
{1, 0, 800, 800, 3347, 33347, 3763, 33763}, /* DDR2-800 SC */
@@ -2707,11 +2827,13 @@ static struct cxsr_latency cxsr_latency_table[] = {
{0, 1, 400, 800, 6042, 36042, 6584, 36584}, /* DDR3-800 SC */
};
-static struct cxsr_latency *intel_get_cxsr_latency(int is_desktop, int is_ddr3,
- int fsb, int mem)
+static const struct cxsr_latency *intel_get_cxsr_latency(int is_desktop,
+ int is_ddr3,
+ int fsb,
+ int mem)
{
+ const struct cxsr_latency *latency;
int i;
- struct cxsr_latency *latency;
if (fsb == 0 || mem == 0)
return NULL;
@@ -2732,13 +2854,9 @@ static struct cxsr_latency *intel_get_cxsr_latency(int is_desktop, int is_ddr3,
static void pineview_disable_cxsr(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- u32 reg;
/* deactivate cxsr */
- reg = I915_READ(DSPFW3);
- reg &= ~(PINEVIEW_SELF_REFRESH_EN);
- I915_WRITE(DSPFW3, reg);
- DRM_INFO("Big FIFO is disabled\n");
+ I915_WRITE(DSPFW3, I915_READ(DSPFW3) & ~PINEVIEW_SELF_REFRESH_EN);
}
/*
@@ -2763,11 +2881,9 @@ static int i9xx_get_fifo_size(struct drm_device *dev, int plane)
uint32_t dsparb = I915_READ(DSPARB);
int size;
- if (plane == 0)
- size = dsparb & 0x7f;
- else
- size = ((dsparb >> DSPARB_CSTART_SHIFT) & 0x7f) -
- (dsparb & 0x7f);
+ size = dsparb & 0x7f;
+ if (plane)
+ size = ((dsparb >> DSPARB_CSTART_SHIFT) & 0x7f) - size;
DRM_DEBUG_KMS("FIFO size - (0x%08x) %s: %d\n", dsparb,
plane ? "B" : "A", size);
@@ -2781,11 +2897,9 @@ static int i85x_get_fifo_size(struct drm_device *dev, int plane)
uint32_t dsparb = I915_READ(DSPARB);
int size;
- if (plane == 0)
- size = dsparb & 0x1ff;
- else
- size = ((dsparb >> DSPARB_BEND_SHIFT) & 0x1ff) -
- (dsparb & 0x1ff);
+ size = dsparb & 0x1ff;
+ if (plane)
+ size = ((dsparb >> DSPARB_BEND_SHIFT) & 0x1ff) - size;
size >>= 1; /* Convert to cachelines */
DRM_DEBUG_KMS("FIFO size - (0x%08x) %s: %d\n", dsparb,
@@ -2826,15 +2940,16 @@ static int i830_get_fifo_size(struct drm_device *dev, int plane)
}
static void pineview_update_wm(struct drm_device *dev, int planea_clock,
- int planeb_clock, int sr_hdisplay, int pixel_size)
+ int planeb_clock, int sr_hdisplay, int unused,
+ int pixel_size)
{
struct drm_i915_private *dev_priv = dev->dev_private;
+ const struct cxsr_latency *latency;
u32 reg;
unsigned long wm;
- struct cxsr_latency *latency;
int sr_clock;
- latency = intel_get_cxsr_latency(IS_PINEVIEW_G(dev), dev_priv->is_ddr3,
+ latency = intel_get_cxsr_latency(IS_PINEVIEW_G(dev), dev_priv->is_ddr3,
dev_priv->fsb_freq, dev_priv->mem_freq);
if (!latency) {
DRM_DEBUG_KMS("Unknown FSB/MEM found, disable CxSR\n");
@@ -2880,9 +2995,8 @@ static void pineview_update_wm(struct drm_device *dev, int planea_clock,
DRM_DEBUG_KMS("DSPFW3 register is %x\n", reg);
/* activate cxsr */
- reg = I915_READ(DSPFW3);
- reg |= PINEVIEW_SELF_REFRESH_EN;
- I915_WRITE(DSPFW3, reg);
+ I915_WRITE(DSPFW3,
+ I915_READ(DSPFW3) | PINEVIEW_SELF_REFRESH_EN);
DRM_DEBUG_KMS("Self-refresh is enabled\n");
} else {
pineview_disable_cxsr(dev);
@@ -2891,7 +3005,8 @@ static void pineview_update_wm(struct drm_device *dev, int planea_clock,
}
static void g4x_update_wm(struct drm_device *dev, int planea_clock,
- int planeb_clock, int sr_hdisplay, int pixel_size)
+ int planeb_clock, int sr_hdisplay, int sr_htotal,
+ int pixel_size)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int total_size, cacheline_size;
@@ -2915,12 +3030,12 @@ static void g4x_update_wm(struct drm_device *dev, int planea_clock,
*/
entries_required = ((planea_clock / 1000) * pixel_size * latency_ns) /
1000;
- entries_required /= G4X_FIFO_LINE_SIZE;
+ entries_required = DIV_ROUND_UP(entries_required, G4X_FIFO_LINE_SIZE);
planea_wm = entries_required + planea_params.guard_size;
entries_required = ((planeb_clock / 1000) * pixel_size * latency_ns) /
1000;
- entries_required /= G4X_FIFO_LINE_SIZE;
+ entries_required = DIV_ROUND_UP(entries_required, G4X_FIFO_LINE_SIZE);
planeb_wm = entries_required + planeb_params.guard_size;
cursora_wm = cursorb_wm = 16;
@@ -2934,13 +3049,24 @@ static void g4x_update_wm(struct drm_device *dev, int planea_clock,
static const int sr_latency_ns = 12000;
sr_clock = planea_clock ? planea_clock : planeb_clock;
- line_time_us = ((sr_hdisplay * 1000) / sr_clock);
+ line_time_us = ((sr_htotal * 1000) / sr_clock);
/* Use ns/us then divide to preserve precision */
- sr_entries = (((sr_latency_ns / line_time_us) + 1) *
- pixel_size * sr_hdisplay) / 1000;
- sr_entries = roundup(sr_entries / cacheline_size, 1);
- DRM_DEBUG("self-refresh entries: %d\n", sr_entries);
+ sr_entries = (((sr_latency_ns / line_time_us) + 1000) / 1000) *
+ pixel_size * sr_hdisplay;
+ sr_entries = DIV_ROUND_UP(sr_entries, cacheline_size);
+
+ entries_required = (((sr_latency_ns / line_time_us) +
+ 1000) / 1000) * pixel_size * 64;
+ entries_required = DIV_ROUND_UP(entries_required,
+ g4x_cursor_wm_info.cacheline_size);
+ cursor_sr = entries_required + g4x_cursor_wm_info.guard_size;
+
+ if (cursor_sr > g4x_cursor_wm_info.max_wm)
+ cursor_sr = g4x_cursor_wm_info.max_wm;
+ DRM_DEBUG_KMS("self-refresh watermark: display plane %d "
+ "cursor %d\n", sr_entries, cursor_sr);
+
I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN);
} else {
/* Turn off self refresh if both pipes are enabled */
@@ -2965,11 +3091,13 @@ static void g4x_update_wm(struct drm_device *dev, int planea_clock,
}
static void i965_update_wm(struct drm_device *dev, int planea_clock,
- int planeb_clock, int sr_hdisplay, int pixel_size)
+ int planeb_clock, int sr_hdisplay, int sr_htotal,
+ int pixel_size)
{
struct drm_i915_private *dev_priv = dev->dev_private;
unsigned long line_time_us;
int sr_clock, sr_entries, srwm = 1;
+ int cursor_sr = 16;
/* Calc sr entries for one plane configs */
if (sr_hdisplay && (!planea_clock || !planeb_clock)) {
@@ -2977,17 +3105,31 @@ static void i965_update_wm(struct drm_device *dev, int planea_clock,
static const int sr_latency_ns = 12000;
sr_clock = planea_clock ? planea_clock : planeb_clock;
- line_time_us = ((sr_hdisplay * 1000) / sr_clock);
+ line_time_us = ((sr_htotal * 1000) / sr_clock);
/* Use ns/us then divide to preserve precision */
- sr_entries = (((sr_latency_ns / line_time_us) + 1) *
- pixel_size * sr_hdisplay) / 1000;
- sr_entries = roundup(sr_entries / I915_FIFO_LINE_SIZE, 1);
+ sr_entries = (((sr_latency_ns / line_time_us) + 1000) / 1000) *
+ pixel_size * sr_hdisplay;
+ sr_entries = DIV_ROUND_UP(sr_entries, I915_FIFO_LINE_SIZE);
DRM_DEBUG("self-refresh entries: %d\n", sr_entries);
- srwm = I945_FIFO_SIZE - sr_entries;
+ srwm = I965_FIFO_SIZE - sr_entries;
if (srwm < 0)
srwm = 1;
- srwm &= 0x3f;
+ srwm &= 0x1ff;
+
+ sr_entries = (((sr_latency_ns / line_time_us) + 1000) / 1000) *
+ pixel_size * 64;
+ sr_entries = DIV_ROUND_UP(sr_entries,
+ i965_cursor_wm_info.cacheline_size);
+ cursor_sr = i965_cursor_wm_info.fifo_size -
+ (sr_entries + i965_cursor_wm_info.guard_size);
+
+ if (cursor_sr > i965_cursor_wm_info.max_wm)
+ cursor_sr = i965_cursor_wm_info.max_wm;
+
+ DRM_DEBUG_KMS("self-refresh watermark: display plane %d "
+ "cursor %d\n", srwm, cursor_sr);
+
if (IS_I965GM(dev))
I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN);
} else {
@@ -3004,10 +3146,13 @@ static void i965_update_wm(struct drm_device *dev, int planea_clock,
I915_WRITE(DSPFW1, (srwm << DSPFW_SR_SHIFT) | (8 << 16) | (8 << 8) |
(8 << 0));
I915_WRITE(DSPFW2, (8 << 8) | (8 << 0));
+ /* update cursor SR watermark */
+ I915_WRITE(DSPFW3, (cursor_sr << DSPFW_CURSOR_SR_SHIFT));
}
static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
- int planeb_clock, int sr_hdisplay, int pixel_size)
+ int planeb_clock, int sr_hdisplay, int sr_htotal,
+ int pixel_size)
{
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t fwater_lo;
@@ -3052,12 +3197,12 @@ static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
static const int sr_latency_ns = 6000;
sr_clock = planea_clock ? planea_clock : planeb_clock;
- line_time_us = ((sr_hdisplay * 1000) / sr_clock);
+ line_time_us = ((sr_htotal * 1000) / sr_clock);
/* Use ns/us then divide to preserve precision */
- sr_entries = (((sr_latency_ns / line_time_us) + 1) *
- pixel_size * sr_hdisplay) / 1000;
- sr_entries = roundup(sr_entries / cacheline_size, 1);
+ sr_entries = (((sr_latency_ns / line_time_us) + 1000) / 1000) *
+ pixel_size * sr_hdisplay;
+ sr_entries = DIV_ROUND_UP(sr_entries, cacheline_size);
DRM_DEBUG_KMS("self-refresh entries: %d\n", sr_entries);
srwm = total_size - sr_entries;
if (srwm < 0)
@@ -3095,7 +3240,7 @@ static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
}
static void i830_update_wm(struct drm_device *dev, int planea_clock, int unused,
- int unused2, int pixel_size)
+ int unused2, int unused3, int pixel_size)
{
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t fwater_lo = I915_READ(FW_BLC) & ~0xfff;
@@ -3113,9 +3258,11 @@ static void i830_update_wm(struct drm_device *dev, int planea_clock, int unused,
}
#define ILK_LP0_PLANE_LATENCY 700
+#define ILK_LP0_CURSOR_LATENCY 1300
static void ironlake_update_wm(struct drm_device *dev, int planea_clock,
- int planeb_clock, int sr_hdisplay, int pixel_size)
+ int planeb_clock, int sr_hdisplay, int sr_htotal,
+ int pixel_size)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int planea_wm, planeb_wm, cursora_wm, cursorb_wm;
@@ -3123,20 +3270,47 @@ static void ironlake_update_wm(struct drm_device *dev, int planea_clock,
unsigned long line_time_us;
int sr_clock, entries_required;
u32 reg_value;
+ int line_count;
+ int planea_htotal = 0, planeb_htotal = 0;
+ struct drm_crtc *crtc;
+
+ /* Need htotal for all active display plane */
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ if (intel_crtc->dpms_mode == DRM_MODE_DPMS_ON) {
+ if (intel_crtc->plane == 0)
+ planea_htotal = crtc->mode.htotal;
+ else
+ planeb_htotal = crtc->mode.htotal;
+ }
+ }
/* Calculate and update the watermark for plane A */
if (planea_clock) {
entries_required = ((planea_clock / 1000) * pixel_size *
ILK_LP0_PLANE_LATENCY) / 1000;
entries_required = DIV_ROUND_UP(entries_required,
- ironlake_display_wm_info.cacheline_size);
+ ironlake_display_wm_info.cacheline_size);
planea_wm = entries_required +
ironlake_display_wm_info.guard_size;
if (planea_wm > (int)ironlake_display_wm_info.max_wm)
planea_wm = ironlake_display_wm_info.max_wm;
- cursora_wm = 16;
+ /* Use the large buffer method to calculate cursor watermark */
+ line_time_us = (planea_htotal * 1000) / planea_clock;
+
+ /* Use ns/us then divide to preserve precision */
+ line_count = (ILK_LP0_CURSOR_LATENCY / line_time_us + 1000) / 1000;
+
+ /* calculate the cursor watermark for cursor A */
+ entries_required = line_count * 64 * pixel_size;
+ entries_required = DIV_ROUND_UP(entries_required,
+ ironlake_cursor_wm_info.cacheline_size);
+ cursora_wm = entries_required + ironlake_cursor_wm_info.guard_size;
+ if (cursora_wm > ironlake_cursor_wm_info.max_wm)
+ cursora_wm = ironlake_cursor_wm_info.max_wm;
+
reg_value = I915_READ(WM0_PIPEA_ILK);
reg_value &= ~(WM0_PIPE_PLANE_MASK | WM0_PIPE_CURSOR_MASK);
reg_value |= (planea_wm << WM0_PIPE_PLANE_SHIFT) |
@@ -3150,14 +3324,27 @@ static void ironlake_update_wm(struct drm_device *dev, int planea_clock,
entries_required = ((planeb_clock / 1000) * pixel_size *
ILK_LP0_PLANE_LATENCY) / 1000;
entries_required = DIV_ROUND_UP(entries_required,
- ironlake_display_wm_info.cacheline_size);
+ ironlake_display_wm_info.cacheline_size);
planeb_wm = entries_required +
ironlake_display_wm_info.guard_size;
if (planeb_wm > (int)ironlake_display_wm_info.max_wm)
planeb_wm = ironlake_display_wm_info.max_wm;
- cursorb_wm = 16;
+ /* Use the large buffer method to calculate cursor watermark */
+ line_time_us = (planeb_htotal * 1000) / planeb_clock;
+
+ /* Use ns/us then divide to preserve precision */
+ line_count = (ILK_LP0_CURSOR_LATENCY / line_time_us + 1000) / 1000;
+
+ /* calculate the cursor watermark for cursor B */
+ entries_required = line_count * 64 * pixel_size;
+ entries_required = DIV_ROUND_UP(entries_required,
+ ironlake_cursor_wm_info.cacheline_size);
+ cursorb_wm = entries_required + ironlake_cursor_wm_info.guard_size;
+ if (cursorb_wm > ironlake_cursor_wm_info.max_wm)
+ cursorb_wm = ironlake_cursor_wm_info.max_wm;
+
reg_value = I915_READ(WM0_PIPEB_ILK);
reg_value &= ~(WM0_PIPE_PLANE_MASK | WM0_PIPE_CURSOR_MASK);
reg_value |= (planeb_wm << WM0_PIPE_PLANE_SHIFT) |
@@ -3172,12 +3359,12 @@ static void ironlake_update_wm(struct drm_device *dev, int planea_clock,
* display plane is used.
*/
if (!planea_clock || !planeb_clock) {
- int line_count;
+
/* Read the self-refresh latency. The unit is 0.5us */
int ilk_sr_latency = I915_READ(MLTR_ILK) & ILK_SRLT_MASK;
sr_clock = planea_clock ? planea_clock : planeb_clock;
- line_time_us = ((sr_hdisplay * 1000) / sr_clock);
+ line_time_us = ((sr_htotal * 1000) / sr_clock);
/* Use ns/us then divide to preserve precision */
line_count = ((ilk_sr_latency * 500) / line_time_us + 1000)
@@ -3186,14 +3373,14 @@ static void ironlake_update_wm(struct drm_device *dev, int planea_clock,
/* calculate the self-refresh watermark for display plane */
entries_required = line_count * sr_hdisplay * pixel_size;
entries_required = DIV_ROUND_UP(entries_required,
- ironlake_display_srwm_info.cacheline_size);
+ ironlake_display_srwm_info.cacheline_size);
sr_wm = entries_required +
ironlake_display_srwm_info.guard_size;
/* calculate the self-refresh watermark for display cursor */
entries_required = line_count * pixel_size * 64;
entries_required = DIV_ROUND_UP(entries_required,
- ironlake_cursor_srwm_info.cacheline_size);
+ ironlake_cursor_srwm_info.cacheline_size);
cursor_wm = entries_required +
ironlake_cursor_srwm_info.guard_size;
@@ -3237,6 +3424,7 @@ static void ironlake_update_wm(struct drm_device *dev, int planea_clock,
* bytes per pixel
* where
* line time = htotal / dotclock
+ * surface width = hdisplay for normal plane and 64 for cursor
* and latency is assumed to be high, as above.
*
* The final value programmed to the register should always be rounded up,
@@ -3249,18 +3437,18 @@ static void intel_update_watermarks(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_crtc *crtc;
- struct intel_crtc *intel_crtc;
int sr_hdisplay = 0;
unsigned long planea_clock = 0, planeb_clock = 0, sr_clock = 0;
int enabled = 0, pixel_size = 0;
+ int sr_htotal = 0;
if (!dev_priv->display.update_wm)
return;
/* Get the clock config from both planes */
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
- intel_crtc = to_intel_crtc(crtc);
- if (crtc->enabled) {
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ if (intel_crtc->dpms_mode == DRM_MODE_DPMS_ON) {
enabled++;
if (intel_crtc->plane == 0) {
DRM_DEBUG_KMS("plane A (pipe %d) clock: %d\n",
@@ -3273,6 +3461,7 @@ static void intel_update_watermarks(struct drm_device *dev)
}
sr_hdisplay = crtc->mode.hdisplay;
sr_clock = crtc->mode.clock;
+ sr_htotal = crtc->mode.htotal;
if (crtc->fb)
pixel_size = crtc->fb->bits_per_pixel / 8;
else
@@ -3284,7 +3473,7 @@ static void intel_update_watermarks(struct drm_device *dev)
return;
dev_priv->display.update_wm(dev, planea_clock, planeb_clock,
- sr_hdisplay, pixel_size);
+ sr_hdisplay, sr_htotal, pixel_size);
}
static int intel_crtc_mode_set(struct drm_crtc *crtc,
@@ -3317,10 +3506,9 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
u32 dpll = 0, fp = 0, fp2 = 0, dspcntr, pipeconf;
bool ok, has_reduced_clock = false, is_sdvo = false, is_dvo = false;
bool is_crt = false, is_lvds = false, is_tv = false, is_dp = false;
- bool is_edp = false;
+ struct intel_encoder *has_edp_encoder = NULL;
struct drm_mode_config *mode_config = &dev->mode_config;
struct drm_encoder *encoder;
- struct intel_encoder *intel_encoder = NULL;
const intel_limit_t *limit;
int ret;
struct fdi_m_n m_n = {0};
@@ -3341,12 +3529,12 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
drm_vblank_pre_modeset(dev, pipe);
list_for_each_entry(encoder, &mode_config->encoder_list, head) {
+ struct intel_encoder *intel_encoder;
- if (!encoder || encoder->crtc != crtc)
+ if (encoder->crtc != crtc)
continue;
intel_encoder = enc_to_intel_encoder(encoder);
-
switch (intel_encoder->type) {
case INTEL_OUTPUT_LVDS:
is_lvds = true;
@@ -3370,7 +3558,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
is_dp = true;
break;
case INTEL_OUTPUT_EDP:
- is_edp = true;
+ has_edp_encoder = intel_encoder;
break;
}
@@ -3403,6 +3591,9 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
return -EINVAL;
}
+ /* Ensure that the cursor is valid for the new mode before changing... */
+ intel_crtc_update_cursor(crtc);
+
if (is_lvds && dev_priv->lvds_downclock_avail) {
has_reduced_clock = limit->find_pll(limit, crtc,
dev_priv->lvds_downclock,
@@ -3445,10 +3636,10 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
int lane = 0, link_bw, bpp;
/* eDP doesn't require FDI link, so just set DP M/N
according to current link config */
- if (is_edp) {
+ if (has_edp_encoder) {
target_clock = mode->clock;
- intel_edp_link_config(intel_encoder,
- &lane, &link_bw);
+ intel_edp_link_config(has_edp_encoder,
+ &lane, &link_bw);
} else {
/* DP over FDI requires target mode clock
instead of link clock */
@@ -3469,7 +3660,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
temp |= PIPE_8BPC;
else
temp |= PIPE_6BPC;
- } else if (is_edp) {
+ } else if (has_edp_encoder || (is_dp && intel_pch_has_edp(crtc))) {
switch (dev_priv->edp_bpp/3) {
case 8:
temp |= PIPE_8BPC;
@@ -3542,7 +3733,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
udelay(200);
- if (is_edp) {
+ if (has_edp_encoder) {
if (dev_priv->lvds_use_ssc) {
temp |= DREF_SSC1_ENABLE;
I915_WRITE(PCH_DREF_CONTROL, temp);
@@ -3691,9 +3882,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
dpll_reg = pch_dpll_reg;
}
- if (is_edp) {
- ironlake_disable_pll_edp(crtc);
- } else if ((dpll & DPLL_VCO_ENABLE)) {
+ if (!has_edp_encoder) {
I915_WRITE(fp_reg, fp);
I915_WRITE(dpll_reg, dpll & ~DPLL_VCO_ENABLE);
I915_READ(dpll_reg);
@@ -3712,6 +3901,11 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
udelay(150);
}
+ if (HAS_PCH_SPLIT(dev)) {
+ pipeconf &= ~PIPE_ENABLE_DITHER;
+ pipeconf &= ~PIPE_DITHER_TYPE_MASK;
+ }
+
/* The LVDS pin pair needs to be on before the DPLLs are enabled.
* This is an exception to the general rule that mode_set doesn't turn
* things on.
@@ -3754,16 +3948,13 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
if (dev_priv->lvds_dither) {
if (HAS_PCH_SPLIT(dev)) {
pipeconf |= PIPE_ENABLE_DITHER;
- pipeconf &= ~PIPE_DITHER_TYPE_MASK;
pipeconf |= PIPE_DITHER_TYPE_ST01;
} else
lvds |= LVDS_ENABLE_DITHER;
} else {
- if (HAS_PCH_SPLIT(dev)) {
- pipeconf &= ~PIPE_ENABLE_DITHER;
- pipeconf &= ~PIPE_DITHER_TYPE_MASK;
- } else
+ if (!HAS_PCH_SPLIT(dev)) {
lvds &= ~LVDS_ENABLE_DITHER;
+ }
}
}
I915_WRITE(lvds_reg, lvds);
@@ -3786,7 +3977,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
}
}
- if (!is_edp) {
+ if (!has_edp_encoder) {
I915_WRITE(fp_reg, fp);
I915_WRITE(dpll_reg, dpll);
I915_READ(dpll_reg);
@@ -3865,7 +4056,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
I915_WRITE(link_m1_reg, m_n.link_m);
I915_WRITE(link_n1_reg, m_n.link_n);
- if (is_edp) {
+ if (has_edp_encoder) {
ironlake_set_pll_edp(crtc, adjusted_mode->clock);
} else {
/* enable FDI RX PLL too */
@@ -3890,7 +4081,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
I915_WRITE(pipeconf_reg, pipeconf);
I915_READ(pipeconf_reg);
- intel_wait_for_vblank(dev);
+ intel_wait_for_vblank(dev, pipe);
if (IS_IRONLAKE(dev)) {
/* enable address swizzle for tiling buffer */
@@ -3903,9 +4094,6 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
/* Flush the plane changes */
ret = intel_pipe_set_base(crtc, x, y, old_fb);
- if ((IS_I965G(dev) || plane == 0))
- intel_update_fbc(crtc, &crtc->mode);
-
intel_update_watermarks(dev);
drm_vblank_post_modeset(dev, pipe);
@@ -3939,6 +4127,118 @@ void intel_crtc_load_lut(struct drm_crtc *crtc)
}
}
+static void i845_update_cursor(struct drm_crtc *crtc, u32 base)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ bool visible = base != 0;
+ u32 cntl;
+
+ if (intel_crtc->cursor_visible == visible)
+ return;
+
+ cntl = I915_READ(CURACNTR);
+ if (visible) {
+ /* On these chipsets we can only modify the base whilst
+ * the cursor is disabled.
+ */
+ I915_WRITE(CURABASE, base);
+
+ cntl &= ~(CURSOR_FORMAT_MASK);
+ /* XXX width must be 64, stride 256 => 0x00 << 28 */
+ cntl |= CURSOR_ENABLE |
+ CURSOR_GAMMA_ENABLE |
+ CURSOR_FORMAT_ARGB;
+ } else
+ cntl &= ~(CURSOR_ENABLE | CURSOR_GAMMA_ENABLE);
+ I915_WRITE(CURACNTR, cntl);
+
+ intel_crtc->cursor_visible = visible;
+}
+
+static void i9xx_update_cursor(struct drm_crtc *crtc, u32 base)
+{
+ 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;
+ bool visible = base != 0;
+
+ if (intel_crtc->cursor_visible != visible) {
+ uint32_t cntl = I915_READ(pipe == 0 ? CURACNTR : CURBCNTR);
+ if (base) {
+ cntl &= ~(CURSOR_MODE | MCURSOR_PIPE_SELECT);
+ cntl |= CURSOR_MODE_64_ARGB_AX | MCURSOR_GAMMA_ENABLE;
+ cntl |= pipe << 28; /* Connect to correct pipe */
+ } else {
+ cntl &= ~(CURSOR_MODE | MCURSOR_GAMMA_ENABLE);
+ cntl |= CURSOR_MODE_DISABLE;
+ }
+ I915_WRITE(pipe == 0 ? CURACNTR : CURBCNTR, cntl);
+
+ intel_crtc->cursor_visible = visible;
+ }
+ /* and commit changes on next vblank */
+ I915_WRITE(pipe == 0 ? CURABASE : CURBBASE, base);
+}
+
+/* If no-part of the cursor is visible on the framebuffer, then the GPU may hang... */
+static void intel_crtc_update_cursor(struct drm_crtc *crtc)
+{
+ 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;
+ int x = intel_crtc->cursor_x;
+ int y = intel_crtc->cursor_y;
+ u32 base, pos;
+ bool visible;
+
+ pos = 0;
+
+ if (intel_crtc->cursor_on && crtc->fb) {
+ base = intel_crtc->cursor_addr;
+ if (x > (int) crtc->fb->width)
+ base = 0;
+
+ if (y > (int) crtc->fb->height)
+ base = 0;
+ } else
+ base = 0;
+
+ if (x < 0) {
+ if (x + intel_crtc->cursor_width < 0)
+ base = 0;
+
+ pos |= CURSOR_POS_SIGN << CURSOR_X_SHIFT;
+ x = -x;
+ }
+ pos |= x << CURSOR_X_SHIFT;
+
+ if (y < 0) {
+ if (y + intel_crtc->cursor_height < 0)
+ base = 0;
+
+ pos |= CURSOR_POS_SIGN << CURSOR_Y_SHIFT;
+ y = -y;
+ }
+ pos |= y << CURSOR_Y_SHIFT;
+
+ visible = base != 0;
+ if (!visible && !intel_crtc->cursor_visible)
+ return;
+
+ I915_WRITE(pipe == 0 ? CURAPOS : CURBPOS, pos);
+ if (IS_845G(dev) || IS_I865G(dev))
+ i845_update_cursor(crtc, base);
+ 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,
struct drm_file *file_priv,
uint32_t handle,
@@ -3949,11 +4249,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct drm_gem_object *bo;
struct drm_i915_gem_object *obj_priv;
- int pipe = intel_crtc->pipe;
- uint32_t control = (pipe == 0) ? CURACNTR : CURBCNTR;
- uint32_t base = (pipe == 0) ? CURABASE : CURBBASE;
- uint32_t temp = I915_READ(control);
- size_t addr;
+ uint32_t addr;
int ret;
DRM_DEBUG_KMS("\n");
@@ -3961,12 +4257,6 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
/* if we want to turn off the cursor ignore width and height */
if (!handle) {
DRM_DEBUG_KMS("cursor off\n");
- if (IS_MOBILE(dev) || IS_I9XX(dev)) {
- temp &= ~(CURSOR_MODE | MCURSOR_GAMMA_ENABLE);
- temp |= CURSOR_MODE_DISABLE;
- } else {
- temp &= ~(CURSOR_ENABLE | CURSOR_GAMMA_ENABLE);
- }
addr = 0;
bo = NULL;
mutex_lock(&dev->struct_mutex);
@@ -4008,7 +4298,10 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
addr = obj_priv->gtt_offset;
} else {
- ret = i915_gem_attach_phys_object(dev, bo, (pipe == 0) ? I915_GEM_PHYS_CURSOR_0 : I915_GEM_PHYS_CURSOR_1);
+ int align = IS_I830(dev) ? 16 * 1024 : 256;
+ ret = i915_gem_attach_phys_object(dev, bo,
+ (intel_crtc->pipe == 0) ? I915_GEM_PHYS_CURSOR_0 : I915_GEM_PHYS_CURSOR_1,
+ align);
if (ret) {
DRM_ERROR("failed to attach phys object\n");
goto fail_locked;
@@ -4019,21 +4312,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
if (!IS_I9XX(dev))
I915_WRITE(CURSIZE, (height << 12) | width);
- /* Hooray for CUR*CNTR differences */
- if (IS_MOBILE(dev) || IS_I9XX(dev)) {
- temp &= ~(CURSOR_MODE | MCURSOR_PIPE_SELECT);
- temp |= CURSOR_MODE_64_ARGB_AX | MCURSOR_GAMMA_ENABLE;
- temp |= (pipe << 28); /* Connect to correct pipe */
- } else {
- temp &= ~(CURSOR_FORMAT_MASK);
- temp |= CURSOR_ENABLE;
- temp |= CURSOR_FORMAT_ARGB | CURSOR_GAMMA_ENABLE;
- }
-
finish:
- I915_WRITE(control, temp);
- I915_WRITE(base, addr);
-
if (intel_crtc->cursor_bo) {
if (dev_priv->info->cursor_needs_physical) {
if (intel_crtc->cursor_bo != bo)
@@ -4047,6 +4326,10 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
intel_crtc->cursor_addr = addr;
intel_crtc->cursor_bo = bo;
+ intel_crtc->cursor_width = width;
+ intel_crtc->cursor_height = height;
+
+ intel_crtc_update_cursor(crtc);
return 0;
fail_unpin:
@@ -4060,34 +4343,12 @@ fail:
static int intel_crtc_cursor_move(struct drm_crtc *crtc, int x, int y)
{
- struct drm_device *dev = crtc->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
- struct intel_framebuffer *intel_fb;
- int pipe = intel_crtc->pipe;
- uint32_t temp = 0;
- uint32_t adder;
- if (crtc->fb) {
- intel_fb = to_intel_framebuffer(crtc->fb);
- intel_mark_busy(dev, intel_fb->obj);
- }
-
- if (x < 0) {
- temp |= CURSOR_POS_SIGN << CURSOR_X_SHIFT;
- x = -x;
- }
- if (y < 0) {
- temp |= CURSOR_POS_SIGN << CURSOR_Y_SHIFT;
- y = -y;
- }
+ intel_crtc->cursor_x = x;
+ intel_crtc->cursor_y = y;
- temp |= x << CURSOR_X_SHIFT;
- temp |= y << CURSOR_Y_SHIFT;
-
- adder = intel_crtc->cursor_addr;
- I915_WRITE((pipe == 0) ? CURAPOS : CURBPOS, temp);
- I915_WRITE((pipe == 0) ? CURABASE : CURBBASE, adder);
+ intel_crtc_update_cursor(crtc);
return 0;
}
@@ -4114,15 +4375,12 @@ void intel_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
}
static void intel_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
- u16 *blue, uint32_t size)
+ u16 *blue, uint32_t start, uint32_t size)
{
+ int end = (start + size > 256) ? 256 : start + size, i;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
- int i;
-
- if (size != 256)
- return;
- for (i = 0; i < 256; i++) {
+ for (i = start; i < end; i++) {
intel_crtc->lut_r[i] = red[i] >> 8;
intel_crtc->lut_g[i] = green[i] >> 8;
intel_crtc->lut_b[i] = blue[i] >> 8;
@@ -4232,7 +4490,7 @@ struct drm_crtc *intel_get_load_detect_pipe(struct intel_encoder *intel_encoder,
encoder_funcs->commit(encoder);
}
/* let the connector get through one full cycle before testing */
- intel_wait_for_vblank(dev);
+ intel_wait_for_vblank(dev, intel_crtc->pipe);
return crtc;
}
@@ -4437,7 +4695,7 @@ static void intel_increase_pllclock(struct drm_crtc *crtc, bool schedule)
dpll &= ~DISPLAY_RATE_SELECT_FPA1;
I915_WRITE(dpll_reg, dpll);
dpll = I915_READ(dpll_reg);
- intel_wait_for_vblank(dev);
+ intel_wait_for_vblank(dev, pipe);
dpll = I915_READ(dpll_reg);
if (dpll & DISPLAY_RATE_SELECT_FPA1)
DRM_DEBUG_DRIVER("failed to upclock LVDS!\n");
@@ -4481,7 +4739,7 @@ static void intel_decrease_pllclock(struct drm_crtc *crtc)
dpll |= DISPLAY_RATE_SELECT_FPA1;
I915_WRITE(dpll_reg, dpll);
dpll = I915_READ(dpll_reg);
- intel_wait_for_vblank(dev);
+ intel_wait_for_vblank(dev, pipe);
dpll = I915_READ(dpll_reg);
if (!(dpll & DISPLAY_RATE_SELECT_FPA1))
DRM_DEBUG_DRIVER("failed to downclock LVDS!\n");
@@ -4604,15 +4862,6 @@ static void intel_crtc_destroy(struct drm_crtc *crtc)
kfree(intel_crtc);
}
-struct intel_unpin_work {
- struct work_struct work;
- struct drm_device *dev;
- struct drm_gem_object *old_fb_obj;
- struct drm_gem_object *pending_flip_obj;
- struct drm_pending_vblank_event *event;
- int pending;
-};
-
static void intel_unpin_work_fn(struct work_struct *__work)
{
struct intel_unpin_work *work =
@@ -4671,6 +4920,8 @@ static void do_intel_finish_page_flip(struct drm_device *dev,
atomic_dec_and_test(&obj_priv->pending_flip))
DRM_WAKEUP(&dev_priv->pending_flip_queue);
schedule_work(&work->work);
+
+ trace_i915_flip_complete(intel_crtc->plane, work->pending_flip_obj);
}
void intel_finish_page_flip(struct drm_device *dev, int pipe)
@@ -4698,7 +4949,8 @@ void intel_prepare_page_flip(struct drm_device *dev, int plane)
spin_lock_irqsave(&dev->event_lock, flags);
if (intel_crtc->unpin_work) {
- intel_crtc->unpin_work->pending = 1;
+ 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");
}
@@ -4717,9 +4969,9 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_unpin_work *work;
unsigned long flags, offset;
- int pipesrc_reg = (intel_crtc->pipe == 0) ? PIPEASRC : PIPEBSRC;
- int ret, pipesrc;
- u32 flip_mask;
+ int pipe = intel_crtc->pipe;
+ u32 pf, pipesrc;
+ int ret;
work = kzalloc(sizeof *work, GFP_KERNEL);
if (work == NULL)
@@ -4748,65 +5000,115 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
mutex_lock(&dev->struct_mutex);
ret = intel_pin_and_fence_fb_obj(dev, obj);
- if (ret != 0) {
- mutex_unlock(&dev->struct_mutex);
-
- spin_lock_irqsave(&dev->event_lock, flags);
- intel_crtc->unpin_work = NULL;
- spin_unlock_irqrestore(&dev->event_lock, flags);
-
- kfree(work);
-
- DRM_DEBUG_DRIVER("flip queue: %p pin & fence failed\n",
- to_intel_bo(obj));
- return ret;
- }
+ if (ret)
+ goto cleanup_work;
/* Reference the objects for the scheduled work. */
drm_gem_object_reference(work->old_fb_obj);
drm_gem_object_reference(obj);
crtc->fb = fb;
- i915_gem_object_flush_write_domain(obj);
- drm_vblank_get(dev, intel_crtc->pipe);
+ ret = i915_gem_object_flush_write_domain(obj);
+ if (ret)
+ goto cleanup_objs;
+
+ ret = drm_vblank_get(dev, intel_crtc->pipe);
+ if (ret)
+ goto cleanup_objs;
+
obj_priv = to_intel_bo(obj);
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;
+ if (IS_GEN3(dev) || IS_GEN2(dev)) {
+ u32 flip_mask;
+
+ if (intel_crtc->plane)
+ flip_mask = MI_WAIT_FOR_PLANE_B_FLIP;
+ else
+ flip_mask = MI_WAIT_FOR_PLANE_A_FLIP;
- /* Wait for any previous flip to finish */
- if (IS_GEN3(dev))
- while (I915_READ(ISR) & flip_mask)
- ;
+ BEGIN_LP_RING(2);
+ OUT_RING(MI_WAIT_FOR_EVENT | flip_mask);
+ OUT_RING(0);
+ ADVANCE_LP_RING();
+ }
+
+ work->enable_stall_check = true;
/* Offset into the new buffer for cases of shared fbs between CRTCs */
- offset = obj_priv->gtt_offset;
- offset += (crtc->y * fb->pitch) + (crtc->x * (fb->bits_per_pixel) / 8);
+ offset = crtc->y * fb->pitch + crtc->x * fb->bits_per_pixel/8;
BEGIN_LP_RING(4);
- if (IS_I965G(dev)) {
+ switch(INTEL_INFO(dev)->gen) {
+ case 2:
OUT_RING(MI_DISPLAY_FLIP |
MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
OUT_RING(fb->pitch);
- OUT_RING(offset | obj_priv->tiling_mode);
- pipesrc = I915_READ(pipesrc_reg);
- OUT_RING(pipesrc & 0x0fff0fff);
- } else {
+ OUT_RING(obj_priv->gtt_offset + offset);
+ OUT_RING(MI_NOOP);
+ break;
+
+ case 3:
OUT_RING(MI_DISPLAY_FLIP_I915 |
MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
OUT_RING(fb->pitch);
- OUT_RING(offset);
+ OUT_RING(obj_priv->gtt_offset + offset);
OUT_RING(MI_NOOP);
+ break;
+
+ case 4:
+ case 5:
+ /* i965+ uses the linear or tiled offsets from the
+ * Display Registers (which do not change across a page-flip)
+ * so we need only reprogram the base address.
+ */
+ 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);
+
+ /* XXX Enabling the panel-fitter across page-flip is so far
+ * untested on non-native modes, so ignore it for now.
+ * pf = I915_READ(pipe == 0 ? PFA_CTL_1 : PFB_CTL_1) & PF_ENABLE;
+ */
+ pf = 0;
+ pipesrc = I915_READ(pipe == 0 ? PIPEASRC : PIPEBSRC) & 0x0fff0fff;
+ OUT_RING(pf | pipesrc);
+ break;
+
+ case 6:
+ OUT_RING(MI_DISPLAY_FLIP |
+ MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
+ OUT_RING(fb->pitch | obj_priv->tiling_mode);
+ OUT_RING(obj_priv->gtt_offset);
+
+ pf = I915_READ(pipe == 0 ? PFA_CTL_1 : PFB_CTL_1) & PF_ENABLE;
+ pipesrc = I915_READ(pipe == 0 ? PIPEASRC : PIPEBSRC) & 0x0fff0fff;
+ OUT_RING(pf | pipesrc);
+ break;
}
ADVANCE_LP_RING();
mutex_unlock(&dev->struct_mutex);
+ trace_i915_flip_request(intel_crtc->plane, obj);
+
return 0;
+
+cleanup_objs:
+ drm_gem_object_unreference(work->old_fb_obj);
+ drm_gem_object_unreference(obj);
+cleanup_work:
+ mutex_unlock(&dev->struct_mutex);
+
+ spin_lock_irqsave(&dev->event_lock, flags);
+ intel_crtc->unpin_work = NULL;
+ spin_unlock_irqrestore(&dev->event_lock, flags);
+
+ kfree(work);
+
+ return ret;
}
static const struct drm_crtc_helper_funcs intel_helper_funcs = {
@@ -4814,6 +5116,7 @@ static const struct drm_crtc_helper_funcs intel_helper_funcs = {
.mode_fixup = intel_crtc_mode_fixup,
.mode_set = intel_crtc_mode_set,
.mode_set_base = intel_pipe_set_base,
+ .mode_set_base_atomic = intel_pipe_set_base_atomic,
.prepare = intel_crtc_prepare,
.commit = intel_crtc_commit,
.load_lut = intel_crtc_load_lut,
@@ -4864,7 +5167,7 @@ static void intel_crtc_init(struct drm_device *dev, int pipe)
dev_priv->pipe_to_crtc_mapping[intel_crtc->pipe] = &intel_crtc->base;
intel_crtc->cursor_addr = 0;
- intel_crtc->dpms_mode = DRM_MODE_DPMS_OFF;
+ intel_crtc->dpms_mode = -1;
drm_crtc_helper_add(&intel_crtc->base, &intel_helper_funcs);
intel_crtc->busy = false;
@@ -4932,19 +5235,26 @@ static void intel_setup_outputs(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_encoder *encoder;
+ bool dpd_is_edp = false;
- intel_crt_init(dev);
-
- /* Set up integrated LVDS */
if (IS_MOBILE(dev) && !IS_I830(dev))
intel_lvds_init(dev);
if (HAS_PCH_SPLIT(dev)) {
- int found;
+ dpd_is_edp = intel_dpd_is_edp(dev);
if (IS_MOBILE(dev) && (I915_READ(DP_A) & DP_DETECTED))
intel_dp_init(dev, DP_A);
+ if (dpd_is_edp && (I915_READ(PCH_DP_D) & DP_DETECTED))
+ intel_dp_init(dev, PCH_DP_D);
+ }
+
+ intel_crt_init(dev);
+
+ if (HAS_PCH_SPLIT(dev)) {
+ int found;
+
if (I915_READ(HDMIB) & PORT_DETECTED) {
/* PCH SDVOB multiplex with HDMIB */
found = intel_sdvo_init(dev, PCH_SDVOB);
@@ -4963,7 +5273,7 @@ static void intel_setup_outputs(struct drm_device *dev)
if (I915_READ(PCH_DP_C) & DP_DETECTED)
intel_dp_init(dev, PCH_DP_C);
- if (I915_READ(PCH_DP_D) & DP_DETECTED)
+ if (!dpd_is_edp && (I915_READ(PCH_DP_D) & DP_DETECTED))
intel_dp_init(dev, PCH_DP_D);
} else if (SUPPORTS_DIGITAL_OUTPUTS(dev)) {
@@ -5076,18 +5386,18 @@ intel_user_framebuffer_create(struct drm_device *dev,
obj = drm_gem_object_lookup(dev, filp, mode_cmd->handle);
if (!obj)
- return NULL;
+ return ERR_PTR(-ENOENT);
intel_fb = kzalloc(sizeof(*intel_fb), GFP_KERNEL);
if (!intel_fb)
- return NULL;
+ return ERR_PTR(-ENOMEM);
ret = intel_framebuffer_init(dev, intel_fb,
mode_cmd, obj);
if (ret) {
drm_gem_object_unreference_unlocked(obj);
kfree(intel_fb);
- return NULL;
+ return ERR_PTR(ret);
}
return &intel_fb->base;
@@ -5099,37 +5409,37 @@ static const struct drm_mode_config_funcs intel_mode_funcs = {
};
static struct drm_gem_object *
-intel_alloc_power_context(struct drm_device *dev)
+intel_alloc_context_page(struct drm_device *dev)
{
- struct drm_gem_object *pwrctx;
+ struct drm_gem_object *ctx;
int ret;
- pwrctx = i915_gem_alloc_object(dev, 4096);
- if (!pwrctx) {
+ ctx = i915_gem_alloc_object(dev, 4096);
+ if (!ctx) {
DRM_DEBUG("failed to alloc power context, RC6 disabled\n");
return NULL;
}
mutex_lock(&dev->struct_mutex);
- ret = i915_gem_object_pin(pwrctx, 4096);
+ ret = i915_gem_object_pin(ctx, 4096);
if (ret) {
DRM_ERROR("failed to pin power context: %d\n", ret);
goto err_unref;
}
- ret = i915_gem_object_set_to_gtt_domain(pwrctx, 1);
+ ret = i915_gem_object_set_to_gtt_domain(ctx, 1);
if (ret) {
DRM_ERROR("failed to set-domain on power context: %d\n", ret);
goto err_unpin;
}
mutex_unlock(&dev->struct_mutex);
- return pwrctx;
+ return ctx;
err_unpin:
- i915_gem_object_unpin(pwrctx);
+ i915_gem_object_unpin(ctx);
err_unref:
- drm_gem_object_unreference(pwrctx);
+ drm_gem_object_unreference(ctx);
mutex_unlock(&dev->struct_mutex);
return NULL;
}
@@ -5161,7 +5471,6 @@ void ironlake_enable_drps(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
u32 rgvmodectl = I915_READ(MEMMODECTL);
u8 fmax, fmin, fstart, vstart;
- int i = 0;
/* 100ms RC evaluation intervals */
I915_WRITE(RCUPEI, 100000);
@@ -5205,13 +5514,8 @@ void ironlake_enable_drps(struct drm_device *dev)
rgvmodectl |= MEMMODE_SWMODE_EN;
I915_WRITE(MEMMODECTL, rgvmodectl);
- while (I915_READ(MEMSWCTL) & MEMCTL_CMD_STS) {
- if (i++ > 100) {
- DRM_ERROR("stuck trying to change perf mode\n");
- break;
- }
- msleep(1);
- }
+ if (wait_for((I915_READ(MEMSWCTL) & MEMCTL_CMD_STS) == 0, 1, 0))
+ DRM_ERROR("stuck trying to change perf mode\n");
msleep(1);
ironlake_set_drps(dev, fstart);
@@ -5372,7 +5676,28 @@ void intel_init_clock_gating(struct drm_device *dev)
(I915_READ(DISP_ARB_CTL) |
DISP_FBC_WM_DIS));
}
- return;
+ /*
+ * Based on the document from hardware guys the following bits
+ * should be set unconditionally in order to enable FBC.
+ * The bit 22 of 0x42000
+ * The bit 22 of 0x42004
+ * The bit 7,8,9 of 0x42020.
+ */
+ if (IS_IRONLAKE_M(dev)) {
+ I915_WRITE(ILK_DISPLAY_CHICKEN1,
+ I915_READ(ILK_DISPLAY_CHICKEN1) |
+ ILK_FBCQ_DIS);
+ I915_WRITE(ILK_DISPLAY_CHICKEN2,
+ I915_READ(ILK_DISPLAY_CHICKEN2) |
+ ILK_DPARB_GATE);
+ I915_WRITE(ILK_DSPCLK_GATE,
+ I915_READ(ILK_DSPCLK_GATE) |
+ ILK_DPFC_DIS1 |
+ ILK_DPFC_DIS2 |
+ ILK_CLK_FBC);
+ }
+ if (IS_GEN6(dev))
+ return;
} else if (IS_G4X(dev)) {
uint32_t dspclk_gate;
I915_WRITE(RENCLK_GATE_D1, 0);
@@ -5415,6 +5740,31 @@ void intel_init_clock_gating(struct drm_device *dev)
* GPU can automatically power down the render unit if given a page
* to save state.
*/
+ if (IS_IRONLAKE_M(dev)) {
+ if (dev_priv->renderctx == NULL)
+ dev_priv->renderctx = intel_alloc_context_page(dev);
+ if (dev_priv->renderctx) {
+ struct drm_i915_gem_object *obj_priv;
+ obj_priv = to_intel_bo(dev_priv->renderctx);
+ if (obj_priv) {
+ BEGIN_LP_RING(4);
+ OUT_RING(MI_SET_CONTEXT);
+ OUT_RING(obj_priv->gtt_offset |
+ MI_MM_SPACE_GTT |
+ MI_SAVE_EXT_STATE_EN |
+ MI_RESTORE_EXT_STATE_EN |
+ MI_RESTORE_INHIBIT);
+ OUT_RING(MI_NOOP);
+ OUT_RING(MI_FLUSH);
+ ADVANCE_LP_RING();
+ }
+ } else {
+ DRM_DEBUG_KMS("Failed to allocate render context."
+ "Disable RC6\n");
+ return;
+ }
+ }
+
if (I915_HAS_RC6(dev) && drm_core_check_feature(dev, DRIVER_MODESET)) {
struct drm_i915_gem_object *obj_priv = NULL;
@@ -5423,7 +5773,7 @@ void intel_init_clock_gating(struct drm_device *dev)
} else {
struct drm_gem_object *pwrctx;
- pwrctx = intel_alloc_power_context(dev);
+ pwrctx = intel_alloc_context_page(dev);
if (pwrctx) {
dev_priv->pwrctx = pwrctx;
obj_priv = to_intel_bo(pwrctx);
@@ -5450,7 +5800,11 @@ static void intel_init_display(struct drm_device *dev)
dev_priv->display.dpms = i9xx_crtc_dpms;
if (I915_HAS_FBC(dev)) {
- if (IS_GM45(dev)) {
+ if (IS_IRONLAKE_M(dev)) {
+ dev_priv->display.fbc_enabled = ironlake_fbc_enabled;
+ dev_priv->display.enable_fbc = ironlake_enable_fbc;
+ dev_priv->display.disable_fbc = ironlake_disable_fbc;
+ } else if (IS_GM45(dev)) {
dev_priv->display.fbc_enabled = g4x_fbc_enabled;
dev_priv->display.enable_fbc = g4x_enable_fbc;
dev_priv->display.disable_fbc = g4x_disable_fbc;
@@ -5591,6 +5945,29 @@ static void intel_init_quirks(struct drm_device *dev)
}
}
+/* Disable the VGA plane that we never use */
+static void i915_disable_vga(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u8 sr1;
+ u32 vga_reg;
+
+ if (HAS_PCH_SPLIT(dev))
+ vga_reg = CPU_VGACNTRL;
+ else
+ vga_reg = VGACNTRL;
+
+ vga_get_uninterruptible(dev->pdev, VGA_RSRC_LEGACY_IO);
+ outb(1, VGA_SR_INDEX);
+ sr1 = inb(VGA_SR_DATA);
+ outb(sr1 | 1<<5, VGA_SR_DATA);
+ vga_put(dev->pdev, VGA_RSRC_LEGACY_IO);
+ udelay(300);
+
+ I915_WRITE(vga_reg, VGA_DISP_DISABLE);
+ POSTING_READ(vga_reg);
+}
+
void intel_modeset_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -5639,6 +6016,9 @@ void intel_modeset_init(struct drm_device *dev)
intel_init_clock_gating(dev);
+ /* Just disable it once at startup */
+ i915_disable_vga(dev);
+
if (IS_IRONLAKE_M(dev)) {
ironlake_enable_drps(dev);
intel_init_emon(dev);
@@ -5677,6 +6057,16 @@ void intel_modeset_cleanup(struct drm_device *dev)
if (dev_priv->display.disable_fbc)
dev_priv->display.disable_fbc(dev);
+ if (dev_priv->renderctx) {
+ struct drm_i915_gem_object *obj_priv;
+
+ obj_priv = to_intel_bo(dev_priv->renderctx);
+ I915_WRITE(CCID, obj_priv->gtt_offset &~ CCID_EN);
+ I915_READ(CCID);
+ i915_gem_object_unpin(dev_priv->renderctx);
+ drm_gem_object_unreference(dev_priv->renderctx);
+ }
+
if (dev_priv->pwrctx) {
struct drm_i915_gem_object *obj_priv;
generated by cgit v1.2.3 (git 2.0.4) at 2024-10-09 04:25:09 +0000