diff options
Diffstat (limited to 'linux-core')
| -rw-r--r-- | linux-core/sis_mm.c | 129 | ||||
| -rw-r--r-- | linux-core/via_mm.c | 5 |
2 files changed, 63 insertions, 71 deletions
diff --git a/linux-core/sis_mm.c b/linux-core/sis_mm.c index b7ce18ce..10e4a9a6 100644 --- a/linux-core/sis_mm.c +++ b/linux-core/sis_mm.c @@ -1,8 +1,8 @@ /************************************************************************** - * + * * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA. * 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 @@ -10,20 +10,20 @@ * distribute, sub license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDERS, AUTHORS 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 + * THE COPYRIGHT HOLDERS, AUTHORS 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. * - * + * **************************************************************************/ /* @@ -252,54 +252,54 @@ int sis_idle(drm_device_t *dev) { drm_sis_private_t *dev_priv = dev->dev_private; - uint32_t idle_reg; - unsigned long end; - int i; - - if (dev_priv->idle_fault) - return 0; - - if (dev_priv->mmio == NULL) { - dev_priv->mmio = sis_reg_init(dev); - if (dev_priv->mmio == NULL) { - DRM_ERROR("Could not find register map.\n"); - return 0; - } - } - - /* - * Implement a device switch here if needed - */ - - if (dev_priv->chipset != SIS_CHIP_315) - return 0; - - /* - * Timeout after 3 seconds. We cannot use DRM_WAIT_ON here - * because its polling frequency is too low. - */ - - end = jiffies + (DRM_HZ * 3); - - for (i=0; i<4; ++i) { - do { - idle_reg = SIS_READ(0x85cc); - } while ( !time_after_eq(jiffies, end) && - ((idle_reg & 0x80000000) != 0x80000000)); - } - - if (time_after_eq(jiffies, end)) { - DRM_ERROR("Graphics engine idle timeout. " - "Disabling idle check\n"); - dev_priv->idle_fault = TRUE; - } - - /* - * The caller never sees an error code. It gets trapped - * in libdrm. - */ - - return 0; + uint32_t idle_reg; + unsigned long end; + int i; + + if (dev_priv->idle_fault) + return 0; + + if (dev_priv->mmio == NULL) { + dev_priv->mmio = sis_reg_init(dev); + if (dev_priv->mmio == NULL) { + DRM_ERROR("Could not find register map.\n"); + return 0; + } + } + + /* + * Implement a device switch here if needed + */ + + if (dev_priv->chipset != SIS_CHIP_315) + return 0; + + /* + * Timeout after 3 seconds. We cannot use DRM_WAIT_ON here + * because its polling frequency is too low. + */ + + end = jiffies + (DRM_HZ * 3); + + for (i=0; i<4; ++i) { + do { + idle_reg = SIS_READ(0x85cc); + } while ( !time_after_eq(jiffies, end) && + ((idle_reg & 0x80000000) != 0x80000000)); + } + + if (time_after_eq(jiffies, end)) { + DRM_ERROR("Graphics engine idle timeout. " + "Disabling idle check\n"); + dev_priv->idle_fault = TRUE; + } + + /* + * The caller never sees an error code. It gets trapped + * in libdrm. + */ + + return 0; } @@ -314,7 +314,7 @@ void sis_lastclose(struct drm_device *dev) drm_sman_cleanup(&dev_priv->sman); dev_priv->vram_initialized = FALSE; dev_priv->agp_initialized = FALSE; - dev_priv->mmio = NULL; + dev_priv->mmio = NULL; mutex_unlock(&dev->struct_mutex); } @@ -339,17 +339,12 @@ void sis_reclaim_buffers_locked(drm_device_t * dev, struct file *filp) } drm_ioctl_desc_t sis_ioctls[] = { - [DRM_IOCTL_NR(DRM_SIS_FB_ALLOC)] = {sis_fb_alloc, DRM_AUTH} - , - [DRM_IOCTL_NR(DRM_SIS_FB_FREE)] = {sis_drm_free, DRM_AUTH} - , + [DRM_IOCTL_NR(DRM_SIS_FB_ALLOC)] = {sis_fb_alloc, DRM_AUTH}, + [DRM_IOCTL_NR(DRM_SIS_FB_FREE)] = {sis_drm_free, DRM_AUTH}, [DRM_IOCTL_NR(DRM_SIS_AGP_INIT)] = - {sis_ioctl_agp_init, DRM_AUTH | DRM_MASTER | DRM_ROOT_ONLY} - , - [DRM_IOCTL_NR(DRM_SIS_AGP_ALLOC)] = {sis_ioctl_agp_alloc, DRM_AUTH} - , - [DRM_IOCTL_NR(DRM_SIS_AGP_FREE)] = {sis_drm_free, DRM_AUTH} - , + {sis_ioctl_agp_init, DRM_AUTH | DRM_MASTER | DRM_ROOT_ONLY}, + [DRM_IOCTL_NR(DRM_SIS_AGP_ALLOC)] = {sis_ioctl_agp_alloc, DRM_AUTH}, + [DRM_IOCTL_NR(DRM_SIS_AGP_FREE)] = {sis_drm_free, DRM_AUTH}, [DRM_IOCTL_NR(DRM_SIS_FB_INIT)] = {sis_fb_init, DRM_AUTH | DRM_MASTER | DRM_ROOT_ONLY} }; diff --git a/linux-core/via_mm.c b/linux-core/via_mm.c index 366a0187..f4d147e9 100644 --- a/linux-core/via_mm.c +++ b/linux-core/via_mm.c @@ -16,7 +16,7 @@ * 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 NON-INFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, + * THE AUTHORS OR COPYRIGHT HOLDERS AND/OR THEIR 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. @@ -123,7 +123,6 @@ void via_lastclose(struct drm_device *dev) mutex_unlock(&dev->struct_mutex); } - int via_mem_alloc(DRM_IOCTL_ARGS) { DRM_DEVICE; @@ -190,8 +189,6 @@ int via_mem_free(DRM_IOCTL_ARGS) return ret; } - - void via_reclaim_buffers_locked(drm_device_t * dev, struct file *filp) { |