renesas/drm.git - libdrm, cloned from git://anongit.freedesktop.org/mesa/drm

Age	Commit message (Collapse)	Author
2007-02-07	Checkpoint commit.	Thomas Hellstrom
	Flag handling and memory type selection cleanup. glxgears won't start.
2007-02-02	Make vm handle buffer objects instead of ttm objects.	Thomas Hellstrom
	Remove ttm objects. Make vm aware of PCI memory type buffer objects. (Only works for pre 2.6.16 kernels for now).
2007-01-31	Make the utility runnable also for normal users.	Thomas Hellstrom

2007-01-30	Indent according to xorg rules.	Thomas Hellstrom

2007-01-30	Add license header.	Thomas Hellstrom

2007-01-30	Add some relevant tests for the new buffer object interface.	Thomas Hellstrom

2007-01-30	Add the ttmtest test utility.	Thomas Hellstrom

/* * Copyright 2007 Jérôme Glisse * Copyright 2007 Alex Deucher * Copyright 2007 Dave Airlie * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * * Authors: * Jerome Glisse <glisse@freedesktop.org> */ #include "drmP.h" #include "drm.h" #include "radeon_ms.h" static uint32_t radeon_ack_irqs(struct drm_radeon_private *dev_priv, uint32_t mask) { uint32_t irqs; irqs = MMIO_R(GEN_INT_STATUS); if (irqs) { MMIO_W(GEN_INT_STATUS, irqs); } if (irqs & (~mask)) { /* reprogram irq */ MMIO_W(GEN_INT_CNTL, dev_priv->driver_state.gen_int_cntl); } return irqs; } void radeon_ms_irq_emit(struct drm_device *dev) { struct drm_radeon_private *dev_priv = dev->dev_private; uint32_t cmd[4]; int i, ret; cmd[0] = CP_PACKET0(GEN_INT_CNTL, 1); cmd[1] = dev_priv->driver_state.gen_int_cntl | GEN_INT_CNTL__SW_INT_EN; cmd[2] = GEN_INT_STATUS__SW_INT_SET; /* try to wait but if we timeout we likely are in bad situation */ for (i = 0; i < dev_priv->usec_timeout; i++) { ret = radeon_ms_ring_emit(dev, cmd, 3); if (!ret) { break; } } } static void radeon_ms_irq_enable(struct drm_device *dev) { struct drm_radeon_private *dev_priv = dev->dev_private; struct radeon_state *state = &dev_priv->driver_state; state->gen_int_cntl = GEN_INT_CNTL__SW_INT_EN; radeon_ms_irq_restore(dev, state); } irqreturn_t radeon_ms_irq_handler(DRM_IRQ_ARGS) { struct drm_device *dev = (struct drm_device *)arg; struct drm_radeon_private *dev_priv = dev->dev_private; uint32_t status, mask; /* Only consider the bits we're interested in - others could be used * outside the DRM */ mask = GEN_INT_STATUS__SW_INT | GEN_INT_STATUS__CRTC_VBLANK_STAT | GEN_INT_STATUS__CRTC2_VBLANK_STAT; status = radeon_ack_irqs(dev_priv, mask); if (!status) { return IRQ_NONE; } /* SW interrupt */ if (GEN_INT_STATUS__SW_INT & status) { r3xx_fence_handler(dev); } r3xx_fence_handler(dev); return IRQ_HANDLED; } void radeon_ms_irq_preinstall(struct drm_device * dev) { struct drm_radeon_private *dev_priv = dev->dev_private; struct radeon_state *state = &dev_priv->driver_state; uint32_t mask; /* Disable *all* interrupts */ state->gen_int_cntl = 0; radeon_ms_irq_restore(dev, state); /* Clear bits if they're already high */ mask = GEN_INT_STATUS__SW_INT | GEN_INT_STATUS__CRTC_VBLANK_STAT | GEN_INT_STATUS__CRTC2_VBLANK_STAT; radeon_ack_irqs(dev_priv, mask); } int radeon_ms_irq_postinstall(struct drm_device * dev) { radeon_ms_irq_enable(dev); return 0; } int radeon_ms_irq_init(struct drm_device *dev) { struct drm_radeon_private *dev_priv = dev->dev_private; struct radeon_state *state = &dev_priv->driver_state; /* Disable *all* interrupts */ state->gen_int_cntl = 0; radeon_ms_irq_restore(dev, state); return 0; } void radeon_ms_irq_restore(struct drm_device *dev, struct radeon_state *state) { struct drm_radeon_private *dev_priv = dev->dev_private; MMIO_W(GEN_INT_CNTL, state->gen_int_cntl); } void radeon_ms_irq_save(struct drm_device *dev, struct radeon_state *state) { struct drm_radeon_private *dev_priv = dev->dev_private; state->gen_int_cntl = MMIO_R(GEN_INT_CNTL); } void radeon_ms_irq_uninstall(struct drm_device * dev) { struct drm_radeon_private *dev_priv = dev->dev_private; struct radeon_state *state = &dev_priv->driver_state; if (dev_priv == NULL) { return; } /* Disable *all* interrupts */ state->gen_int_cntl = 0; radeon_ms_irq_restore(dev, state); }