Date: Wed, 25 Feb 2009 20:24:13 +0000 (UTC) From: Robert Noland <rnoland@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r189054 - head/sys/dev/drm Message-ID: <200902252024.n1PKODl5007085@svn.freebsd.org>
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Author: rnoland Date: Wed Feb 25 20:24:13 2009 New Revision: 189054 URL: http://svn.freebsd.org/changeset/base/189054 Log: The GM45 handles vblank differently. Pull the changes from Intel in. MFC after: 2 Weeks Modified: head/sys/dev/drm/i915_dma.c head/sys/dev/drm/i915_drv.c head/sys/dev/drm/i915_drv.h head/sys/dev/drm/i915_irq.c head/sys/dev/drm/i915_reg.h Modified: head/sys/dev/drm/i915_dma.c ============================================================================== --- head/sys/dev/drm/i915_dma.c Wed Feb 25 18:56:49 2009 (r189053) +++ head/sys/dev/drm/i915_dma.c Wed Feb 25 20:24:13 2009 (r189054) @@ -868,6 +868,12 @@ int i915_driver_load(struct drm_device * ret = drm_addmap(dev, base, size, _DRM_REGISTERS, _DRM_KERNEL | _DRM_DRIVER, &dev_priv->mmio_map); + + if (IS_GM45(dev)) + dev->driver->get_vblank_counter = gm45_get_vblank_counter; + else + dev->driver->get_vblank_counter = i915_get_vblank_counter; + #ifdef I915_HAVE_GEM i915_gem_load(dev); #endif Modified: head/sys/dev/drm/i915_drv.c ============================================================================== --- head/sys/dev/drm/i915_drv.c Wed Feb 25 18:56:49 2009 (r189053) +++ head/sys/dev/drm/i915_drv.c Wed Feb 25 20:24:13 2009 (r189054) @@ -81,7 +81,6 @@ static void i915_configure(struct drm_de dev->driver->preclose = i915_driver_preclose; dev->driver->lastclose = i915_driver_lastclose; dev->driver->device_is_agp = i915_driver_device_is_agp; - dev->driver->get_vblank_counter = i915_get_vblank_counter; dev->driver->enable_vblank = i915_enable_vblank; dev->driver->disable_vblank = i915_disable_vblank; dev->driver->irq_preinstall = i915_driver_irq_preinstall; Modified: head/sys/dev/drm/i915_drv.h ============================================================================== --- head/sys/dev/drm/i915_drv.h Wed Feb 25 18:56:49 2009 (r189053) +++ head/sys/dev/drm/i915_drv.h Wed Feb 25 20:24:13 2009 (r189054) @@ -449,6 +449,7 @@ extern int i915_vblank_pipe_get(struct d extern int i915_enable_vblank(struct drm_device *dev, int crtc); extern void i915_disable_vblank(struct drm_device *dev, int crtc); extern u32 i915_get_vblank_counter(struct drm_device *dev, int crtc); +extern u32 gm45_get_vblank_counter(struct drm_device *dev, int crtc); extern int i915_vblank_swap(struct drm_device *dev, void *data, struct drm_file *file_priv); Modified: head/sys/dev/drm/i915_irq.c ============================================================================== --- head/sys/dev/drm/i915_irq.c Wed Feb 25 18:56:49 2009 (r189053) +++ head/sys/dev/drm/i915_irq.c Wed Feb 25 20:24:13 2009 (r189054) @@ -170,6 +170,19 @@ u32 i915_get_vblank_counter(struct drm_d return count; } +u32 gm45_get_vblank_counter(struct drm_device *dev, int pipe) +{ + drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; + int reg = pipe ? PIPEB_FRMCOUNT_GM45 : PIPEA_FRMCOUNT_GM45; + + if (!i915_pipe_enabled(dev, pipe)) { + DRM_ERROR("trying to get vblank count for disabled pipe %d\n", pipe); + return 0; + } + + return I915_READ(reg); +} + irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS) { struct drm_device *dev = (struct drm_device *) arg; Modified: head/sys/dev/drm/i915_reg.h ============================================================================== --- head/sys/dev/drm/i915_reg.h Wed Feb 25 18:56:49 2009 (r189053) +++ head/sys/dev/drm/i915_reg.h Wed Feb 25 20:24:13 2009 (r189054) @@ -1329,6 +1329,9 @@ __FBSDID("$FreeBSD$"); #define PIPE_FRAME_LOW_SHIFT 24 #define PIPE_PIXEL_MASK 0x00ffffff #define PIPE_PIXEL_SHIFT 0 +/* GM45+ just has to be different */ +#define PIPEA_FRMCOUNT_GM45 0x70040 +#define PIPEA_FLIPCOUNT_GM45 0x70044 /* Cursor A & B regs */ #define CURACNTR 0x70080 @@ -1397,6 +1400,8 @@ __FBSDID("$FreeBSD$"); #define PIPEBSTAT 0x71024 #define PIPEBFRAMEHIGH 0x71040 #define PIPEBFRAMEPIXEL 0x71044 +#define PIPEB_FRMCOUNT_GM45 0x71040 +#define PIPEB_FLIPCOUNT_GM45 0x71044 /* Display B control */ #define DSPBCNTR 0x71180
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