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path: root/drivers/gpu/drm/gma500/psb_drv.c
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Diffstat (limited to 'drivers/gpu/drm/gma500/psb_drv.c')
-rw-r--r--drivers/gpu/drm/gma500/psb_drv.c703
1 files changed, 703 insertions, 0 deletions
diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c
new file mode 100644
index 000000000000..f14768f2b364
--- /dev/null
+++ b/drivers/gpu/drm/gma500/psb_drv.c
@@ -0,0 +1,703 @@
+/**************************************************************************
+ * Copyright (c) 2007-2011, Intel Corporation.
+ * All Rights Reserved.
+ * Copyright (c) 2008, Tungsten Graphics, Inc. Cedar Park, TX., USA.
+ * All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ **************************************************************************/
+
+#include <drm/drmP.h>
+#include <drm/drm.h>
+#include "gma_drm.h"
+#include "psb_drv.h"
+#include "framebuffer.h"
+#include "psb_reg.h"
+#include "psb_intel_reg.h"
+#include "intel_bios.h"
+#include "mid_bios.h"
+#include <drm/drm_pciids.h>
+#include "power.h"
+#include <linux/cpu.h>
+#include <linux/notifier.h>
+#include <linux/spinlock.h>
+#include <linux/pm_runtime.h>
+#include <acpi/video.h>
+#include <linux/module.h>
+
+static int drm_psb_trap_pagefaults;
+
+static int psb_probe(struct pci_dev *pdev, const struct pci_device_id *ent);
+
+MODULE_PARM_DESC(trap_pagefaults, "Error and reset on MMU pagefaults");
+module_param_named(trap_pagefaults, drm_psb_trap_pagefaults, int, 0600);
+
+
+static DEFINE_PCI_DEVICE_TABLE(pciidlist) = {
+ { 0x8086, 0x8108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &psb_chip_ops },
+ { 0x8086, 0x8109, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &psb_chip_ops },
+#if defined(CONFIG_DRM_GMA600)
+ { 0x8086, 0x4100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
+ { 0x8086, 0x4101, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
+ { 0x8086, 0x4102, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
+ { 0x8086, 0x4103, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
+ { 0x8086, 0x4104, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
+ { 0x8086, 0x4105, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
+ { 0x8086, 0x4106, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
+ { 0x8086, 0x4107, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
+ /* Atom E620 */
+ { 0x8086, 0x4108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops},
+#endif
+#if defined(CONFIG_DRM_GMA3600)
+ { 0x8086, 0x0be0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
+ { 0x8086, 0x0be1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
+ { 0x8086, 0x0be2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
+ { 0x8086, 0x0be3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
+ { 0x8086, 0x0be4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
+ { 0x8086, 0x0be5, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
+ { 0x8086, 0x0be6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
+ { 0x8086, 0x0be7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops},
+#endif
+ { 0, 0, 0}
+};
+MODULE_DEVICE_TABLE(pci, pciidlist);
+
+/*
+ * Standard IOCTLs.
+ */
+
+#define DRM_IOCTL_PSB_ADB \
+ DRM_IOWR(DRM_GMA_ADB + DRM_COMMAND_BASE, uint32_t)
+#define DRM_IOCTL_PSB_MODE_OPERATION \
+ DRM_IOWR(DRM_GMA_MODE_OPERATION + DRM_COMMAND_BASE, \
+ struct drm_psb_mode_operation_arg)
+#define DRM_IOCTL_PSB_STOLEN_MEMORY \
+ DRM_IOWR(DRM_GMA_STOLEN_MEMORY + DRM_COMMAND_BASE, \
+ struct drm_psb_stolen_memory_arg)
+#define DRM_IOCTL_PSB_GAMMA \
+ DRM_IOWR(DRM_GMA_GAMMA + DRM_COMMAND_BASE, \
+ struct drm_psb_dpst_lut_arg)
+#define DRM_IOCTL_PSB_DPST_BL \
+ DRM_IOWR(DRM_GMA_DPST_BL + DRM_COMMAND_BASE, \
+ uint32_t)
+#define DRM_IOCTL_PSB_GET_PIPE_FROM_CRTC_ID \
+ DRM_IOWR(DRM_GMA_GET_PIPE_FROM_CRTC_ID + DRM_COMMAND_BASE, \
+ struct drm_psb_get_pipe_from_crtc_id_arg)
+#define DRM_IOCTL_PSB_GEM_CREATE \
+ DRM_IOWR(DRM_GMA_GEM_CREATE + DRM_COMMAND_BASE, \
+ struct drm_psb_gem_create)
+#define DRM_IOCTL_PSB_GEM_MMAP \
+ DRM_IOWR(DRM_GMA_GEM_MMAP + DRM_COMMAND_BASE, \
+ struct drm_psb_gem_mmap)
+
+static int psb_adb_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+static int psb_mode_operation_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+static int psb_stolen_memory_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+static int psb_gamma_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+static int psb_dpst_bl_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+
+#define PSB_IOCTL_DEF(ioctl, func, flags) \
+ [DRM_IOCTL_NR(ioctl) - DRM_COMMAND_BASE] = {ioctl, flags, func}
+
+static struct drm_ioctl_desc psb_ioctls[] = {
+ PSB_IOCTL_DEF(DRM_IOCTL_PSB_ADB, psb_adb_ioctl, DRM_AUTH),
+ PSB_IOCTL_DEF(DRM_IOCTL_PSB_MODE_OPERATION, psb_mode_operation_ioctl,
+ DRM_AUTH),
+ PSB_IOCTL_DEF(DRM_IOCTL_PSB_STOLEN_MEMORY, psb_stolen_memory_ioctl,
+ DRM_AUTH),
+ PSB_IOCTL_DEF(DRM_IOCTL_PSB_GAMMA, psb_gamma_ioctl, DRM_AUTH),
+ PSB_IOCTL_DEF(DRM_IOCTL_PSB_DPST_BL, psb_dpst_bl_ioctl, DRM_AUTH),
+ PSB_IOCTL_DEF(DRM_IOCTL_PSB_GET_PIPE_FROM_CRTC_ID,
+ psb_intel_get_pipe_from_crtc_id, 0),
+ PSB_IOCTL_DEF(DRM_IOCTL_PSB_GEM_CREATE, psb_gem_create_ioctl,
+ DRM_UNLOCKED | DRM_AUTH),
+ PSB_IOCTL_DEF(DRM_IOCTL_PSB_GEM_MMAP, psb_gem_mmap_ioctl,
+ DRM_UNLOCKED | DRM_AUTH),
+};
+
+static void psb_lastclose(struct drm_device *dev)
+{
+ return;
+}
+
+static void psb_do_takedown(struct drm_device *dev)
+{
+}
+
+static int psb_do_init(struct drm_device *dev)
+{
+ struct drm_psb_private *dev_priv = dev->dev_private;
+ struct psb_gtt *pg = &dev_priv->gtt;
+
+ uint32_t stolen_gtt;
+
+ int ret = -ENOMEM;
+
+ if (pg->mmu_gatt_start & 0x0FFFFFFF) {
+ dev_err(dev->dev, "Gatt must be 256M aligned. This is a bug.\n");
+ ret = -EINVAL;
+ goto out_err;
+ }
+
+
+ stolen_gtt = (pg->stolen_size >> PAGE_SHIFT) * 4;
+ stolen_gtt = (stolen_gtt + PAGE_SIZE - 1) >> PAGE_SHIFT;
+ stolen_gtt =
+ (stolen_gtt < pg->gtt_pages) ? stolen_gtt : pg->gtt_pages;
+
+ dev_priv->gatt_free_offset = pg->mmu_gatt_start +
+ (stolen_gtt << PAGE_SHIFT) * 1024;
+
+ if (1 || drm_debug) {
+ uint32_t core_id = PSB_RSGX32(PSB_CR_CORE_ID);
+ uint32_t core_rev = PSB_RSGX32(PSB_CR_CORE_REVISION);
+ DRM_INFO("SGX core id = 0x%08x\n", core_id);
+ DRM_INFO("SGX core rev major = 0x%02x, minor = 0x%02x\n",
+ (core_rev & _PSB_CC_REVISION_MAJOR_MASK) >>
+ _PSB_CC_REVISION_MAJOR_SHIFT,
+ (core_rev & _PSB_CC_REVISION_MINOR_MASK) >>
+ _PSB_CC_REVISION_MINOR_SHIFT);
+ DRM_INFO
+ ("SGX core rev maintenance = 0x%02x, designer = 0x%02x\n",
+ (core_rev & _PSB_CC_REVISION_MAINTENANCE_MASK) >>
+ _PSB_CC_REVISION_MAINTENANCE_SHIFT,
+ (core_rev & _PSB_CC_REVISION_DESIGNER_MASK) >>
+ _PSB_CC_REVISION_DESIGNER_SHIFT);
+ }
+
+
+ spin_lock_init(&dev_priv->irqmask_lock);
+ spin_lock_init(&dev_priv->lock_2d);
+
+ PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK0);
+ PSB_WSGX32(0x00000000, PSB_CR_BIF_BANK1);
+ PSB_RSGX32(PSB_CR_BIF_BANK1);
+ PSB_WSGX32(PSB_RSGX32(PSB_CR_BIF_CTRL) | _PSB_MMU_ER_MASK,
+ PSB_CR_BIF_CTRL);
+ psb_spank(dev_priv);
+
+ /* mmu_gatt ?? */
+ PSB_WSGX32(pg->gatt_start, PSB_CR_BIF_TWOD_REQ_BASE);
+ return 0;
+out_err:
+ psb_do_takedown(dev);
+ return ret;
+}
+
+static int psb_driver_unload(struct drm_device *dev)
+{
+ struct drm_psb_private *dev_priv = dev->dev_private;
+
+ /* Kill vblank etc here */
+
+ gma_backlight_exit(dev);
+
+ psb_modeset_cleanup(dev);
+
+ if (dev_priv) {
+ psb_lid_timer_takedown(dev_priv);
+ gma_intel_opregion_exit(dev);
+
+ if (dev_priv->ops->chip_teardown)
+ dev_priv->ops->chip_teardown(dev);
+ psb_do_takedown(dev);
+
+
+ if (dev_priv->pf_pd) {
+ psb_mmu_free_pagedir(dev_priv->pf_pd);
+ dev_priv->pf_pd = NULL;
+ }
+ if (dev_priv->mmu) {
+ struct psb_gtt *pg = &dev_priv->gtt;
+
+ down_read(&pg->sem);
+ psb_mmu_remove_pfn_sequence(
+ psb_mmu_get_default_pd
+ (dev_priv->mmu),
+ pg->mmu_gatt_start,
+ dev_priv->vram_stolen_size >> PAGE_SHIFT);
+ up_read(&pg->sem);
+ psb_mmu_driver_takedown(dev_priv->mmu);
+ dev_priv->mmu = NULL;
+ }
+ psb_gtt_takedown(dev);
+ if (dev_priv->scratch_page) {
+ __free_page(dev_priv->scratch_page);
+ dev_priv->scratch_page = NULL;
+ }
+ if (dev_priv->vdc_reg) {
+ iounmap(dev_priv->vdc_reg);
+ dev_priv->vdc_reg = NULL;
+ }
+ if (dev_priv->sgx_reg) {
+ iounmap(dev_priv->sgx_reg);
+ dev_priv->sgx_reg = NULL;
+ }
+
+ kfree(dev_priv);
+ dev->dev_private = NULL;
+
+ /*destroy VBT data*/
+ psb_intel_destroy_bios(dev);
+ }
+
+ gma_power_uninit(dev);
+
+ return 0;
+}
+
+
+static int psb_driver_load(struct drm_device *dev, unsigned long chipset)
+{
+ struct drm_psb_private *dev_priv;
+ unsigned long resource_start;
+ struct psb_gtt *pg;
+ unsigned long irqflags;
+ int ret = -ENOMEM;
+ uint32_t tt_pages;
+ struct drm_connector *connector;
+ struct psb_intel_encoder *psb_intel_encoder;
+
+ dev_priv = kzalloc(sizeof(*dev_priv), GFP_KERNEL);
+ if (dev_priv == NULL)
+ return -ENOMEM;
+
+ dev_priv->ops = (struct psb_ops *)chipset;
+ dev_priv->dev = dev;
+ dev->dev_private = (void *) dev_priv;
+
+ if (!IS_PSB(dev)) {
+ if (pci_enable_msi(dev->pdev))
+ dev_warn(dev->dev, "Enabling MSI failed!\n");
+ }
+
+ dev_priv->num_pipe = dev_priv->ops->pipes;
+
+ resource_start = pci_resource_start(dev->pdev, PSB_MMIO_RESOURCE);
+
+ dev_priv->vdc_reg =
+ ioremap(resource_start + PSB_VDC_OFFSET, PSB_VDC_SIZE);
+ if (!dev_priv->vdc_reg)
+ goto out_err;
+
+ dev_priv->sgx_reg = ioremap(resource_start + dev_priv->ops->sgx_offset,
+ PSB_SGX_SIZE);
+ if (!dev_priv->sgx_reg)
+ goto out_err;
+
+ ret = dev_priv->ops->chip_setup(dev);
+ if (ret)
+ goto out_err;
+
+ /* Init OSPM support */
+ gma_power_init(dev);
+
+ ret = -ENOMEM;
+
+ dev_priv->scratch_page = alloc_page(GFP_DMA32 | __GFP_ZERO);
+ if (!dev_priv->scratch_page)
+ goto out_err;
+
+ set_pages_uc(dev_priv->scratch_page, 1);
+
+ ret = psb_gtt_init(dev, 0);
+ if (ret)
+ goto out_err;
+
+ dev_priv->mmu = psb_mmu_driver_init((void *)0,
+ drm_psb_trap_pagefaults, 0,
+ dev_priv);
+ if (!dev_priv->mmu)
+ goto out_err;
+
+ pg = &dev_priv->gtt;
+
+ tt_pages = (pg->gatt_pages < PSB_TT_PRIV0_PLIMIT) ?
+ (pg->gatt_pages) : PSB_TT_PRIV0_PLIMIT;
+
+
+ dev_priv->pf_pd = psb_mmu_alloc_pd(dev_priv->mmu, 1, 0);
+ if (!dev_priv->pf_pd)
+ goto out_err;
+
+ psb_mmu_set_pd_context(psb_mmu_get_default_pd(dev_priv->mmu), 0);
+ psb_mmu_set_pd_context(dev_priv->pf_pd, 1);
+
+ ret = psb_do_init(dev);
+ if (ret)
+ return ret;
+
+ PSB_WSGX32(0x20000000, PSB_CR_PDS_EXEC_BASE);
+ PSB_WSGX32(0x30000000, PSB_CR_BIF_3D_REQ_BASE);
+
+/* igd_opregion_init(&dev_priv->opregion_dev); */
+ acpi_video_register();
+ if (dev_priv->lid_state)
+ psb_lid_timer_init(dev_priv);
+
+ ret = drm_vblank_init(dev, dev_priv->num_pipe);
+ if (ret)
+ goto out_err;
+
+ /*
+ * Install interrupt handlers prior to powering off SGX or else we will
+ * crash.
+ */
+ dev_priv->vdc_irq_mask = 0;
+ dev_priv->pipestat[0] = 0;
+ dev_priv->pipestat[1] = 0;
+ dev_priv->pipestat[2] = 0;
+ spin_lock_irqsave(&dev_priv->irqmask_lock, irqflags);
+ PSB_WVDC32(0xFFFFFFFF, PSB_HWSTAM);
+ PSB_WVDC32(0x00000000, PSB_INT_ENABLE_R);
+ PSB_WVDC32(0xFFFFFFFF, PSB_INT_MASK_R);
+ spin_unlock_irqrestore(&dev_priv->irqmask_lock, irqflags);
+ if (IS_PSB(dev) && drm_core_check_feature(dev, DRIVER_MODESET))
+ drm_irq_install(dev);
+
+ dev->vblank_disable_allowed = 1;
+
+ dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */
+
+ dev->driver->get_vblank_counter = psb_get_vblank_counter;
+
+ psb_modeset_init(dev);
+ psb_fbdev_init(dev);
+ drm_kms_helper_poll_init(dev);
+
+ /* Only add backlight support if we have LVDS output */
+ list_for_each_entry(connector, &dev->mode_config.connector_list,
+ head) {
+ psb_intel_encoder = psb_intel_attached_encoder(connector);
+
+ switch (psb_intel_encoder->type) {
+ case INTEL_OUTPUT_LVDS:
+ case INTEL_OUTPUT_MIPI:
+ ret = gma_backlight_init(dev);
+ break;
+ }
+ }
+
+ if (ret)
+ return ret;
+#if 0
+ /*enable runtime pm at last*/
+ pm_runtime_enable(&dev->pdev->dev);
+ pm_runtime_set_active(&dev->pdev->dev);
+#endif
+ /*Intel drm driver load is done, continue doing pvr load*/
+ return 0;
+out_err:
+ psb_driver_unload(dev);
+ return ret;
+}
+
+int psb_driver_device_is_agp(struct drm_device *dev)
+{
+ return 0;
+}
+
+static inline void get_brightness(struct backlight_device *bd)
+{
+#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
+ if (bd) {
+ bd->props.brightness = bd->ops->get_brightness(bd);
+ backlight_update_status(bd);
+ }
+#endif
+}
+
+static int psb_dpst_bl_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct drm_psb_private *dev_priv = psb_priv(dev);
+ uint32_t *arg = data;
+
+ dev_priv->blc_adj2 = *arg;
+ get_brightness(dev_priv->backlight_device);
+ return 0;
+}
+
+static int psb_adb_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct drm_psb_private *dev_priv = psb_priv(dev);
+ uint32_t *arg = data;
+
+ dev_priv->blc_adj1 = *arg;
+ get_brightness(dev_priv->backlight_device);
+ return 0;
+}
+
+static int psb_gamma_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct drm_psb_dpst_lut_arg *lut_arg = data;
+ struct drm_mode_object *obj;
+ struct drm_crtc *crtc;
+ struct drm_connector *connector;
+ struct psb_intel_crtc *psb_intel_crtc;
+ int i = 0;
+ int32_t obj_id;
+
+ obj_id = lut_arg->output_id;
+ obj = drm_mode_object_find(dev, obj_id, DRM_MODE_OBJECT_CONNECTOR);
+ if (!obj) {
+ dev_dbg(dev->dev, "Invalid Connector object.\n");
+ return -EINVAL;
+ }
+
+ connector = obj_to_connector(obj);
+ crtc = connector->encoder->crtc;
+ psb_intel_crtc = to_psb_intel_crtc(crtc);
+
+ for (i = 0; i < 256; i++)
+ psb_intel_crtc->lut_adj[i] = lut_arg->lut[i];
+
+ psb_intel_crtc_load_lut(crtc);
+
+ return 0;
+}
+
+static int psb_mode_operation_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ uint32_t obj_id;
+ uint16_t op;
+ struct drm_mode_modeinfo *umode;
+ struct drm_display_mode *mode = NULL;
+ struct drm_psb_mode_operation_arg *arg;
+ struct drm_mode_object *obj;
+ struct drm_connector *connector;
+ struct drm_connector_helper_funcs *connector_funcs;
+ int ret = 0;
+ int resp = MODE_OK;
+
+ arg = (struct drm_psb_mode_operation_arg *)data;
+ obj_id = arg->obj_id;
+ op = arg->operation;
+
+ switch (op) {
+ case PSB_MODE_OPERATION_MODE_VALID:
+ umode = &arg->mode;
+
+ mutex_lock(&dev->mode_config.mutex);
+
+ obj = drm_mode_object_find(dev, obj_id,
+ DRM_MODE_OBJECT_CONNECTOR);
+ if (!obj) {
+ ret = -EINVAL;
+ goto mode_op_out;
+ }
+
+ connector = obj_to_connector(obj);
+
+ mode = drm_mode_create(dev);
+ if (!mode) {
+ ret = -ENOMEM;
+ goto mode_op_out;
+ }
+
+ /* drm_crtc_convert_umode(mode, umode); */
+ {
+ mode->clock = umode->clock;
+ mode->hdisplay = umode->hdisplay;
+ mode->hsync_start = umode->hsync_start;
+ mode->hsync_end = umode->hsync_end;
+ mode->htotal = umode->htotal;
+ mode->hskew = umode->hskew;
+ mode->vdisplay = umode->vdisplay;
+ mode->vsync_start = umode->vsync_start;
+ mode->vsync_end = umode->vsync_end;
+ mode->vtotal = umode->vtotal;
+ mode->vscan = umode->vscan;
+ mode->vrefresh = umode->vrefresh;
+ mode->flags = umode->flags;
+ mode->type = umode->type;
+ strncpy(mode->name, umode->name, DRM_DISPLAY_MODE_LEN);
+ mode->name[DRM_DISPLAY_MODE_LEN-1] = 0;
+ }
+
+ connector_funcs = (struct drm_connector_helper_funcs *)
+ connector->helper_private;
+
+ if (connector_funcs->mode_valid) {
+ resp = connector_funcs->mode_valid(connector, mode);
+ arg->data = resp;
+ }
+
+ /*do some clean up work*/
+ if (mode)
+ drm_mode_destroy(dev, mode);
+mode_op_out:
+ mutex_unlock(&dev->mode_config.mutex);
+ return ret;
+
+ default:
+ dev_dbg(dev->dev, "Unsupported psb mode operation\n");
+ return -EOPNOTSUPP;
+ }
+
+ return 0;
+}
+
+static int psb_stolen_memory_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct drm_psb_private *dev_priv = psb_priv(dev);
+ struct drm_psb_stolen_memory_arg *arg = data;
+
+ arg->base = dev_priv->stolen_base;
+ arg->size = dev_priv->vram_stolen_size;
+
+ return 0;
+}
+
+static int psb_driver_open(struct drm_device *dev, struct drm_file *priv)
+{
+ return 0;
+}
+
+static void psb_driver_close(struct drm_device *dev, struct drm_file *priv)
+{
+}
+
+static long psb_unlocked_ioctl(struct file *filp, unsigned int cmd,
+ unsigned long arg)
+{
+ struct drm_file *file_priv = filp->private_data;
+ struct drm_device *dev = file_priv->minor->dev;
+ struct drm_psb_private *dev_priv = dev->dev_private;
+ static unsigned int runtime_allowed;
+
+ if (runtime_allowed == 1 && dev_priv->is_lvds_on) {
+ runtime_allowed++;
+ pm_runtime_allow(&dev->pdev->dev);
+ dev_priv->rpm_enabled = 1;
+ }
+ return drm_ioctl(filp, cmd, arg);
+ /* FIXME: do we need to wrap the other side of this */
+}
+
+
+/* When a client dies:
+ * - Check for and clean up flipped page state
+ */
+void psb_driver_preclose(struct drm_device *dev, struct drm_file *priv)
+{
+}
+
+static void psb_remove(struct pci_dev *pdev)
+{
+ struct drm_device *dev = pci_get_drvdata(pdev);
+ drm_put_dev(dev);
+}
+
+static const struct dev_pm_ops psb_pm_ops = {
+ .resume = gma_power_resume,
+ .suspend = gma_power_suspend,
+ .runtime_suspend = psb_runtime_suspend,
+ .runtime_resume = psb_runtime_resume,
+ .runtime_idle = psb_runtime_idle,
+};
+
+static struct vm_operations_struct psb_gem_vm_ops = {
+ .fault = psb_gem_fault,
+ .open = drm_gem_vm_open,
+ .close = drm_gem_vm_close,
+};
+
+static const struct file_operations psb_gem_fops = {
+ .owner = THIS_MODULE,
+ .open = drm_open,
+ .release = drm_release,
+ .unlocked_ioctl = psb_unlocked_ioctl,
+ .mmap = drm_gem_mmap,
+ .poll = drm_poll,
+ .fasync = drm_fasync,
+ .read = drm_read,
+};
+
+static struct drm_driver driver = {
+ .driver_features = DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | \
+ DRIVER_IRQ_VBL | DRIVER_MODESET | DRIVER_GEM ,
+ .load = psb_driver_load,
+ .unload = psb_driver_unload,
+
+ .ioctls = psb_ioctls,
+ .num_ioctls = DRM_ARRAY_SIZE(psb_ioctls),
+ .device_is_agp = psb_driver_device_is_agp,
+ .irq_preinstall = psb_irq_preinstall,
+ .irq_postinstall = psb_irq_postinstall,
+ .irq_uninstall = psb_irq_uninstall,
+ .irq_handler = psb_irq_handler,
+ .enable_vblank = psb_enable_vblank,
+ .disable_vblank = psb_disable_vblank,
+ .get_vblank_counter = psb_get_vblank_counter,
+ .lastclose = psb_lastclose,
+ .open = psb_driver_open,
+ .preclose = psb_driver_preclose,
+ .postclose = psb_driver_close,
+ .reclaim_buffers = drm_core_reclaim_buffers,
+
+ .gem_init_object = psb_gem_init_object,
+ .gem_free_object = psb_gem_free_object,
+ .gem_vm_ops = &psb_gem_vm_ops,
+ .dumb_create = psb_gem_dumb_create,
+ .dumb_map_offset = psb_gem_dumb_map_gtt,
+ .dumb_destroy = psb_gem_dumb_destroy,
+ .fops = &psb_gem_fops,
+ .name = DRIVER_NAME,
+ .desc = DRIVER_DESC,
+ .date = PSB_DRM_DRIVER_DATE,
+ .major = PSB_DRM_DRIVER_MAJOR,
+ .minor = PSB_DRM_DRIVER_MINOR,
+ .patchlevel = PSB_DRM_DRIVER_PATCHLEVEL
+};
+
+static struct pci_driver psb_pci_driver = {
+ .name = DRIVER_NAME,
+ .id_table = pciidlist,
+ .probe = psb_probe,
+ .remove = psb_remove,
+ .driver.pm = &psb_pm_ops,
+};
+
+static int psb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+{
+ return drm_get_pci_dev(pdev, ent, &driver);
+}
+
+static int __init psb_init(void)
+{
+ return drm_pci_init(&driver, &psb_pci_driver);
+}
+
+static void __exit psb_exit(void)
+{
+ drm_pci_exit(&driver, &psb_pci_driver);
+}
+
+late_initcall(psb_init);
+module_exit(psb_exit);
+
+MODULE_AUTHOR("Alan Cox <alan@linux.intel.com> and others");
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL");