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yaml
---
r: 269844
b: refs/heads/master
c: 65a21cd
h: refs/heads/master
v: v3
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Jesse Barnes authored and Keith Packard committed Oct 21, 2011
1 parent 67fba44 commit 1b50250
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Showing 3 changed files with 44 additions and 6 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: f7cb34d47d2e30a8eb6201390ad81e232541c6d0
refs/heads/master: 65a21cd65316145f9302594be8e69074369e1050
8 changes: 8 additions & 0 deletions trunk/drivers/gpu/drm/i915/i915_reg.h
Original file line number Diff line number Diff line change
Expand Up @@ -2573,10 +2573,18 @@
#define _CURBBASE 0x700c4
#define _CURBPOS 0x700c8

#define _CURBCNTR_IVB 0x71080
#define _CURBBASE_IVB 0x71084
#define _CURBPOS_IVB 0x71088

#define CURCNTR(pipe) _PIPE(pipe, _CURACNTR, _CURBCNTR)
#define CURBASE(pipe) _PIPE(pipe, _CURABASE, _CURBBASE)
#define CURPOS(pipe) _PIPE(pipe, _CURAPOS, _CURBPOS)

#define CURCNTR_IVB(pipe) _PIPE(pipe, _CURACNTR, _CURBCNTR_IVB)
#define CURBASE_IVB(pipe) _PIPE(pipe, _CURABASE, _CURBBASE_IVB)
#define CURPOS_IVB(pipe) _PIPE(pipe, _CURAPOS, _CURBPOS_IVB)

/* Display A control */
#define _DSPACNTR 0x70180
#define DISPLAY_PLANE_ENABLE (1<<31)
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40 changes: 35 additions & 5 deletions trunk/drivers/gpu/drm/i915/intel_display.c
Original file line number Diff line number Diff line change
Expand Up @@ -5998,6 +5998,31 @@ static void i9xx_update_cursor(struct drm_crtc *crtc, u32 base)
I915_WRITE(CURBASE(pipe), base);
}

static void ivb_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(CURCNTR_IVB(pipe));
if (base) {
cntl &= ~CURSOR_MODE;
cntl |= CURSOR_MODE_64_ARGB_AX | MCURSOR_GAMMA_ENABLE;
} else {
cntl &= ~(CURSOR_MODE | MCURSOR_GAMMA_ENABLE);
cntl |= CURSOR_MODE_DISABLE;
}
I915_WRITE(CURCNTR_IVB(pipe), cntl);

intel_crtc->cursor_visible = visible;
}
/* and commit changes on next vblank */
I915_WRITE(CURBASE_IVB(pipe), 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,
bool on)
Expand Down Expand Up @@ -6045,11 +6070,16 @@ static void intel_crtc_update_cursor(struct drm_crtc *crtc,
if (!visible && !intel_crtc->cursor_visible)
return;

I915_WRITE(CURPOS(pipe), pos);
if (IS_845G(dev) || IS_I865G(dev))
i845_update_cursor(crtc, base);
else
i9xx_update_cursor(crtc, base);
if (IS_IVYBRIDGE(dev)) {
I915_WRITE(CURPOS_IVB(pipe), pos);
ivb_update_cursor(crtc, base);
} else {
I915_WRITE(CURPOS(pipe), 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);
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