summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/radeon/radeon_drv.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_drv.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_drv.c150
1 files changed, 150 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
new file mode 100644
index 0000000..71af746
--- /dev/null
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -0,0 +1,150 @@
+/**
+ * \file radeon_drv.c
+ * ATI Radeon driver
+ *
+ * \author Gareth Hughes <gareth@valinux.com>
+ */
+
+/*
+ * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
+ * 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
+ * VA LINUX SYSTEMS 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.
+ */
+
+#include "drmP.h"
+#include "drm.h"
+#include "radeon_drm.h"
+#include "radeon_drv.h"
+
+#include "drm_pciids.h"
+
+int radeon_no_wb;
+
+MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
+module_param_named(no_wb, radeon_no_wb, int, 0444);
+
+static int dri_library_name(struct drm_device *dev, char *buf)
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ int family = dev_priv->flags & RADEON_FAMILY_MASK;
+
+ return snprintf(buf, PAGE_SIZE, "%s\n",
+ (family < CHIP_R200) ? "radeon" :
+ ((family < CHIP_R300) ? "r200" :
+ "r300"));
+}
+
+static int radeon_suspend(struct drm_device *dev, pm_message_t state)
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+
+ /* Disable *all* interrupts */
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690)
+ RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
+ RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
+ return 0;
+}
+
+static int radeon_resume(struct drm_device *dev)
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+
+ /* Restore interrupt registers */
+ if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS690)
+ RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
+ RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
+ return 0;
+}
+
+static struct pci_device_id pciidlist[] = {
+ radeon_PCI_IDS
+};
+
+static struct drm_driver driver = {
+ .driver_features =
+ DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
+ DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
+ .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
+ .load = radeon_driver_load,
+ .firstopen = radeon_driver_firstopen,
+ .open = radeon_driver_open,
+ .preclose = radeon_driver_preclose,
+ .postclose = radeon_driver_postclose,
+ .lastclose = radeon_driver_lastclose,
+ .unload = radeon_driver_unload,
+ .suspend = radeon_suspend,
+ .resume = radeon_resume,
+ .get_vblank_counter = radeon_get_vblank_counter,
+ .enable_vblank = radeon_enable_vblank,
+ .disable_vblank = radeon_disable_vblank,
+ .dri_library_name = dri_library_name,
+ .irq_preinstall = radeon_driver_irq_preinstall,
+ .irq_postinstall = radeon_driver_irq_postinstall,
+ .irq_uninstall = radeon_driver_irq_uninstall,
+ .irq_handler = radeon_driver_irq_handler,
+ .reclaim_buffers = drm_core_reclaim_buffers,
+ .get_map_ofs = drm_core_get_map_ofs,
+ .get_reg_ofs = drm_core_get_reg_ofs,
+ .ioctls = radeon_ioctls,
+ .dma_ioctl = radeon_cp_buffers,
+ .fops = {
+ .owner = THIS_MODULE,
+ .open = drm_open,
+ .release = drm_release,
+ .ioctl = drm_ioctl,
+ .mmap = drm_mmap,
+ .poll = drm_poll,
+ .fasync = drm_fasync,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = radeon_compat_ioctl,
+#endif
+ },
+
+ .pci_driver = {
+ .name = DRIVER_NAME,
+ .id_table = pciidlist,
+ },
+
+ .name = DRIVER_NAME,
+ .desc = DRIVER_DESC,
+ .date = DRIVER_DATE,
+ .major = DRIVER_MAJOR,
+ .minor = DRIVER_MINOR,
+ .patchlevel = DRIVER_PATCHLEVEL,
+};
+
+static int __init radeon_init(void)
+{
+ driver.num_ioctls = radeon_max_ioctl;
+ return drm_init(&driver);
+}
+
+static void __exit radeon_exit(void)
+{
+ drm_exit(&driver);
+}
+
+module_init(radeon_init);
+module_exit(radeon_exit);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL and additional rights");
OpenPOWER on IntegriCloud