--- /dev/null
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * 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 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
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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: Dave Airlie
+ * Alex Deucher
+ * Jerome Glisse
+ */
+#include <drm/drmP.h>
+#include "radeon.h"
+#include <drm/radeon_drm.h>
+#include "radeon_asic.h"
+
+#include <linux/vga_switcheroo.h>
+#include <linux/slab.h>
+#include <linux/pm_runtime.h>
+
+#include "radeon_kfd.h"
+
+#if defined(CONFIG_VGA_SWITCHEROO)
+bool radeon_has_atpx(void);
+#else
+static inline bool radeon_has_atpx(void) { return false; }
+#endif
+
+/**
+ * radeon_driver_unload_kms - Main unload function for KMS.
+ *
+ * @dev: drm dev pointer
+ *
+ * This is the main unload function for KMS (all asics).
+ * It calls radeon_modeset_fini() to tear down the
+ * displays, and radeon_device_fini() to tear down
+ * the rest of the device (CP, writeback, etc.).
+ * Returns 0 on success.
+ */
+int radeon_driver_unload_kms(struct drm_device *dev)
+{
+ struct radeon_device *rdev = dev->dev_private;
+
+ if (rdev == NULL)
+ return 0;
+
+ if (rdev->rmmio == NULL)
+ goto done_free;
+
+ pm_runtime_get_sync(dev->dev);
+
+ radeon_kfd_device_fini(rdev);
+
+ radeon_acpi_fini(rdev);
+
+ radeon_modeset_fini(rdev);
+ radeon_device_fini(rdev);
+
+done_free:
+ kfree(rdev);
+ dev->dev_private = NULL;
+ return 0;
+}
+
+/**
+ * radeon_driver_load_kms - Main load function for KMS.
+ *
+ * @dev: drm dev pointer
+ * @flags: device flags
+ *
+ * This is the main load function for KMS (all asics).
+ * It calls radeon_device_init() to set up the non-display
+ * parts of the chip (asic init, CP, writeback, etc.), and
+ * radeon_modeset_init() to set up the display parts
+ * (crtcs, encoders, hotplug detect, etc.).
+ * Returns 0 on success, error on failure.
+ */
+int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags)
+{
+ struct radeon_device *rdev;
+ int r, acpi_status;
+
+ rdev = kzalloc(sizeof(struct radeon_device), GFP_KERNEL);
+ if (rdev == NULL) {
+ return -ENOMEM;
+ }
+ dev->dev_private = (void *)rdev;
+
+ /* update BUS flag */
+ if (drm_pci_device_is_agp(dev)) {
+ flags |= RADEON_IS_AGP;
+ } else if (pci_is_pcie(dev->pdev)) {
+ flags |= RADEON_IS_PCIE;
+ } else {
+ flags |= RADEON_IS_PCI;
+ }
+
+ if ((radeon_runtime_pm != 0) &&
+ radeon_has_atpx() &&
+ ((flags & RADEON_IS_IGP) == 0))
+ flags |= RADEON_IS_PX;
+
+ /* radeon_device_init should report only fatal error
+ * like memory allocation failure or iomapping failure,
+ * or memory manager initialization failure, it must
+ * properly initialize the GPU MC controller and permit
+ * VRAM allocation
+ */
+ r = radeon_device_init(rdev, dev, dev->pdev, flags);
+ if (r) {
+ dev_err(&dev->pdev->dev, "Fatal error during GPU init\n");
+ goto out;
+ }
+
+ /* Again modeset_init should fail only on fatal error
+ * otherwise it should provide enough functionalities
+ * for shadowfb to run
+ */
+ r = radeon_modeset_init(rdev);
+ if (r)
+ dev_err(&dev->pdev->dev, "Fatal error during modeset init\n");
+
+ /* Call ACPI methods: require modeset init
+ * but failure is not fatal
+ */
+ if (!r) {
+ acpi_status = radeon_acpi_init(rdev);
+ if (acpi_status)
+ dev_dbg(&dev->pdev->dev,
+ "Error during ACPI methods call\n");
+ }
+
+ radeon_kfd_device_probe(rdev);
+ radeon_kfd_device_init(rdev);
+
+ if (radeon_is_px(dev)) {
+ pm_runtime_use_autosuspend(dev->dev);
+ pm_runtime_set_autosuspend_delay(dev->dev, 5000);
+ pm_runtime_set_active(dev->dev);
+ pm_runtime_allow(dev->dev);
+ pm_runtime_mark_last_busy(dev->dev);
+ pm_runtime_put_autosuspend(dev->dev);
+ }
+
+out:
+ if (r)
+ radeon_driver_unload_kms(dev);
+
+
+ return r;
+}
+
+/**
+ * radeon_set_filp_rights - Set filp right.
+ *
+ * @dev: drm dev pointer
+ * @owner: drm file
+ * @applier: drm file
+ * @value: value
+ *
+ * Sets the filp rights for the device (all asics).
+ */
+static void radeon_set_filp_rights(struct drm_device *dev,
+ struct drm_file **owner,
+ struct drm_file *applier,
+ uint32_t *value)
+{
+ mutex_lock(&dev->struct_mutex);
+ if (*value == 1) {
+ /* wants rights */
+ if (!*owner)
+ *owner = applier;
+ } else if (*value == 0) {
+ /* revokes rights */
+ if (*owner == applier)
+ *owner = NULL;
+ }
+ *value = *owner == applier ? 1 : 0;
+ mutex_unlock(&dev->struct_mutex);
+}
+
+/*
+ * Userspace get information ioctl
+ */
+/**
+ * radeon_info_ioctl - answer a device specific request.
+ *
+ * @rdev: radeon device pointer
+ * @data: request object
+ * @filp: drm filp
+ *
+ * This function is used to pass device specific parameters to the userspace
+ * drivers. Examples include: pci device id, pipeline parms, tiling params,
+ * etc. (all asics).
+ * Returns 0 on success, -EINVAL on failure.
+ */
+static int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
+{
+ struct radeon_device *rdev = dev->dev_private;
+ struct drm_radeon_info *info = data;
+ struct radeon_mode_info *minfo = &rdev->mode_info;
+ uint32_t *value, value_tmp, *value_ptr, value_size;
+ uint64_t value64;
+ struct drm_crtc *crtc;
+ int i, found;
+
+ value_ptr = (uint32_t *)((unsigned long)info->value);
+ value = &value_tmp;
+ value_size = sizeof(uint32_t);
+
+ switch (info->request) {
+ case RADEON_INFO_DEVICE_ID:
+ *value = dev->pdev->device;
+ break;
+ case RADEON_INFO_NUM_GB_PIPES:
+ *value = rdev->num_gb_pipes;
+ break;
+ case RADEON_INFO_NUM_Z_PIPES:
+ *value = rdev->num_z_pipes;
+ break;
+ case RADEON_INFO_ACCEL_WORKING:
+ /* xf86-video-ati 6.13.0 relies on this being false for evergreen */
+ if ((rdev->family >= CHIP_CEDAR) && (rdev->family <= CHIP_HEMLOCK))
+ *value = false;
+ else
+ *value = rdev->accel_working;
+ break;
+ case RADEON_INFO_CRTC_FROM_ID:
+ if (copy_from_user(value, value_ptr, sizeof(uint32_t))) {
+ DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
+ return -EFAULT;
+ }
+ for (i = 0, found = 0; i < rdev->num_crtc; i++) {
+ crtc = (struct drm_crtc *)minfo->crtcs[i];
+ if (crtc && crtc->base.id == *value) {
+ struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
+ *value = radeon_crtc->crtc_id;
+ found = 1;
+ break;
+ }
+ }
+ if (!found) {
+ DRM_DEBUG_KMS("unknown crtc id %d\n", *value);
+ return -EINVAL;
+ }
+ break;
+ case RADEON_INFO_ACCEL_WORKING2:
+ if (rdev->family == CHIP_HAWAII) {
+ if (rdev->accel_working) {
+ if (rdev->new_fw)
+ *value = 3;
+ else
+ *value = 2;
+ } else {
+ *value = 0;
+ }
+ } else {
+ *value = rdev->accel_working;
+ }
+ break;
+ case RADEON_INFO_TILING_CONFIG:
+ if (rdev->family >= CHIP_BONAIRE)
+ *value = rdev->config.cik.tile_config;
+ else if (rdev->family >= CHIP_TAHITI)
+ *value = rdev->config.si.tile_config;
+ else if (rdev->family >= CHIP_CAYMAN)
+ *value = rdev->config.cayman.tile_config;
+ else if (rdev->family >= CHIP_CEDAR)
+ *value = rdev->config.evergreen.tile_config;
+ else if (rdev->family >= CHIP_RV770)
+ *value = rdev->config.rv770.tile_config;
+ else if (rdev->family >= CHIP_R600)
+ *value = rdev->config.r600.tile_config;
+ else {
+ DRM_DEBUG_KMS("tiling config is r6xx+ only!\n");
+ return -EINVAL;
+ }
+ break;
+ case RADEON_INFO_WANT_HYPERZ:
+ /* The "value" here is both an input and output parameter.
+ * If the input value is 1, filp requests hyper-z access.
+ * If the input value is 0, filp revokes its hyper-z access.
+ *
+ * When returning, the value is 1 if filp owns hyper-z access,
+ * 0 otherwise. */
+ if (copy_from_user(value, value_ptr, sizeof(uint32_t))) {
+ DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
+ return -EFAULT;
+ }
+ if (*value >= 2) {
+ DRM_DEBUG_KMS("WANT_HYPERZ: invalid value %d\n", *value);
+ return -EINVAL;
+ }
+ radeon_set_filp_rights(dev, &rdev->hyperz_filp, filp, value);
+ break;
+ case RADEON_INFO_WANT_CMASK:
+ /* The same logic as Hyper-Z. */
+ if (copy_from_user(value, value_ptr, sizeof(uint32_t))) {
+ DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
+ return -EFAULT;
+ }
+ if (*value >= 2) {
+ DRM_DEBUG_KMS("WANT_CMASK: invalid value %d\n", *value);
+ return -EINVAL;
+ }
+ radeon_set_filp_rights(dev, &rdev->cmask_filp, filp, value);
+ break;
+ case RADEON_INFO_CLOCK_CRYSTAL_FREQ:
+ /* return clock value in KHz */
+ if (rdev->asic->get_xclk)
+ *value = radeon_get_xclk(rdev) * 10;
+ else
+ *value = rdev->clock.spll.reference_freq * 10;
+ break;
+ case RADEON_INFO_NUM_BACKENDS:
+ if (rdev->family >= CHIP_BONAIRE)
+ *value = rdev->config.cik.max_backends_per_se *
+ rdev->config.cik.max_shader_engines;
+ else if (rdev->family >= CHIP_TAHITI)
+ *value = rdev->config.si.max_backends_per_se *
+ rdev->config.si.max_shader_engines;
+ else if (rdev->family >= CHIP_CAYMAN)
+ *value = rdev->config.cayman.max_backends_per_se *
+ rdev->config.cayman.max_shader_engines;
+ else if (rdev->family >= CHIP_CEDAR)
+ *value = rdev->config.evergreen.max_backends;
+ else if (rdev->family >= CHIP_RV770)
+ *value = rdev->config.rv770.max_backends;
+ else if (rdev->family >= CHIP_R600)
+ *value = rdev->config.r600.max_backends;
+ else {
+ return -EINVAL;
+ }
+ break;
+ case RADEON_INFO_NUM_TILE_PIPES:
+ if (rdev->family >= CHIP_BONAIRE)
+ *value = rdev->config.cik.max_tile_pipes;
+ else if (rdev->family >= CHIP_TAHITI)
+ *value = rdev->config.si.max_tile_pipes;
+ else if (rdev->family >= CHIP_CAYMAN)
+ *value = rdev->config.cayman.max_tile_pipes;
+ else if (rdev->family >= CHIP_CEDAR)
+ *value = rdev->config.evergreen.max_tile_pipes;
+ else if (rdev->family >= CHIP_RV770)
+ *value = rdev->config.rv770.max_tile_pipes;
+ else if (rdev->family >= CHIP_R600)
+ *value = rdev->config.r600.max_tile_pipes;
+ else {
+ return -EINVAL;
+ }
+ break;
+ case RADEON_INFO_FUSION_GART_WORKING:
+ *value = 1;
+ break;
+ case RADEON_INFO_BACKEND_MAP:
+ if (rdev->family >= CHIP_BONAIRE)
+ *value = rdev->config.cik.backend_map;
+ else if (rdev->family >= CHIP_TAHITI)
+ *value = rdev->config.si.backend_map;
+ else if (rdev->family >= CHIP_CAYMAN)
+ *value = rdev->config.cayman.backend_map;
+ else if (rdev->family >= CHIP_CEDAR)
+ *value = rdev->config.evergreen.backend_map;
+ else if (rdev->family >= CHIP_RV770)
+ *value = rdev->config.rv770.backend_map;
+ else if (rdev->family >= CHIP_R600)
+ *value = rdev->config.r600.backend_map;
+ else {
+ return -EINVAL;
+ }
+ break;
+ case RADEON_INFO_VA_START:
+ /* this is where we report if vm is supported or not */
+ if (rdev->family < CHIP_CAYMAN)
+ return -EINVAL;
+ *value = RADEON_VA_RESERVED_SIZE;
+ break;
+ case RADEON_INFO_IB_VM_MAX_SIZE:
+ /* this is where we report if vm is supported or not */
+ if (rdev->family < CHIP_CAYMAN)
+ return -EINVAL;
+ *value = RADEON_IB_VM_MAX_SIZE;
+ break;
+ case RADEON_INFO_MAX_PIPES:
+ if (rdev->family >= CHIP_BONAIRE)
+ *value = rdev->config.cik.max_cu_per_sh;
+ else if (rdev->family >= CHIP_TAHITI)
+ *value = rdev->config.si.max_cu_per_sh;
+ else if (rdev->family >= CHIP_CAYMAN)
+ *value = rdev->config.cayman.max_pipes_per_simd;
+ else if (rdev->family >= CHIP_CEDAR)
+ *value = rdev->config.evergreen.max_pipes;
+ else if (rdev->family >= CHIP_RV770)
+ *value = rdev->config.rv770.max_pipes;
+ else if (rdev->family >= CHIP_R600)
+ *value = rdev->config.r600.max_pipes;
+ else {
+ return -EINVAL;
+ }
+ break;
+ case RADEON_INFO_TIMESTAMP:
+ if (rdev->family < CHIP_R600) {
+ DRM_DEBUG_KMS("timestamp is r6xx+ only!\n");
+ return -EINVAL;
+ }
+ value = (uint32_t*)&value64;
+ value_size = sizeof(uint64_t);
+ value64 = radeon_get_gpu_clock_counter(rdev);
+ break;
+ case RADEON_INFO_MAX_SE:
+ if (rdev->family >= CHIP_BONAIRE)
+ *value = rdev->config.cik.max_shader_engines;
+ else if (rdev->family >= CHIP_TAHITI)
+ *value = rdev->config.si.max_shader_engines;
+ else if (rdev->family >= CHIP_CAYMAN)
+ *value = rdev->config.cayman.max_shader_engines;
+ else if (rdev->family >= CHIP_CEDAR)
+ *value = rdev->config.evergreen.num_ses;
+ else
+ *value = 1;
+ break;
+ case RADEON_INFO_MAX_SH_PER_SE:
+ if (rdev->family >= CHIP_BONAIRE)
+ *value = rdev->config.cik.max_sh_per_se;
+ else if (rdev->family >= CHIP_TAHITI)
+ *value = rdev->config.si.max_sh_per_se;
+ else
+ return -EINVAL;
+ break;
+ case RADEON_INFO_FASTFB_WORKING:
+ *value = rdev->fastfb_working;
+ break;
+ case RADEON_INFO_RING_WORKING:
+ if (copy_from_user(value, value_ptr, sizeof(uint32_t))) {
+ DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
+ return -EFAULT;
+ }
+ switch (*value) {
+ case RADEON_CS_RING_GFX:
+ case RADEON_CS_RING_COMPUTE:
+ *value = rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready;
+ break;
+ case RADEON_CS_RING_DMA:
+ *value = rdev->ring[R600_RING_TYPE_DMA_INDEX].ready;
+ *value |= rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX].ready;
+ break;
+ case RADEON_CS_RING_UVD:
+ *value = rdev->ring[R600_RING_TYPE_UVD_INDEX].ready;
+ break;
+ case RADEON_CS_RING_VCE:
+ *value = rdev->ring[TN_RING_TYPE_VCE1_INDEX].ready;
+ break;
+ default:
+ return -EINVAL;
+ }
+ break;
+ case RADEON_INFO_SI_TILE_MODE_ARRAY:
+ if (rdev->family >= CHIP_BONAIRE) {
+ value = rdev->config.cik.tile_mode_array;
+ value_size = sizeof(uint32_t)*32;
+ } else if (rdev->family >= CHIP_TAHITI) {
+ value = rdev->config.si.tile_mode_array;
+ value_size = sizeof(uint32_t)*32;
+ } else {
+ DRM_DEBUG_KMS("tile mode array is si+ only!\n");
+ return -EINVAL;
+ }
+ break;
+ case RADEON_INFO_CIK_MACROTILE_MODE_ARRAY:
+ if (rdev->family >= CHIP_BONAIRE) {
+ value = rdev->config.cik.macrotile_mode_array;
+ value_size = sizeof(uint32_t)*16;
+ } else {
+ DRM_DEBUG_KMS("macrotile mode array is cik+ only!\n");
+ return -EINVAL;
+ }
+ break;
+ case RADEON_INFO_SI_CP_DMA_COMPUTE:
+ *value = 1;
+ break;
+ case RADEON_INFO_SI_BACKEND_ENABLED_MASK:
+ if (rdev->family >= CHIP_BONAIRE) {
+ *value = rdev->config.cik.backend_enable_mask;
+ } else if (rdev->family >= CHIP_TAHITI) {
+ *value = rdev->config.si.backend_enable_mask;
+ } else {
+ DRM_DEBUG_KMS("BACKEND_ENABLED_MASK is si+ only!\n");
+ }
+ break;
+ case RADEON_INFO_MAX_SCLK:
+ if ((rdev->pm.pm_method == PM_METHOD_DPM) &&
+ rdev->pm.dpm_enabled)
+ *value = rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk * 10;
+ else
+ *value = rdev->pm.default_sclk * 10;
+ break;
+ case RADEON_INFO_VCE_FW_VERSION:
+ *value = rdev->vce.fw_version;
+ break;
+ case RADEON_INFO_VCE_FB_VERSION:
+ *value = rdev->vce.fb_version;
+ break;
+ case RADEON_INFO_NUM_BYTES_MOVED:
+ value = (uint32_t*)&value64;
+ value_size = sizeof(uint64_t);
+ value64 = atomic64_read(&rdev->num_bytes_moved);
+ break;
+ case RADEON_INFO_VRAM_USAGE:
+ value = (uint32_t*)&value64;
+ value_size = sizeof(uint64_t);
+ value64 = atomic64_read(&rdev->vram_usage);
+ break;
+ case RADEON_INFO_GTT_USAGE:
+ value = (uint32_t*)&value64;
+ value_size = sizeof(uint64_t);
+ value64 = atomic64_read(&rdev->gtt_usage);
+ break;
+ case RADEON_INFO_ACTIVE_CU_COUNT:
+ if (rdev->family >= CHIP_BONAIRE)
+ *value = rdev->config.cik.active_cus;
+ else if (rdev->family >= CHIP_TAHITI)
+ *value = rdev->config.si.active_cus;
+ else if (rdev->family >= CHIP_CAYMAN)
+ *value = rdev->config.cayman.active_simds;
+ else if (rdev->family >= CHIP_CEDAR)
+ *value = rdev->config.evergreen.active_simds;
+ else if (rdev->family >= CHIP_RV770)
+ *value = rdev->config.rv770.active_simds;
+ else if (rdev->family >= CHIP_R600)
+ *value = rdev->config.r600.active_simds;
+ else
+ *value = 1;
+ break;
+ case RADEON_INFO_CURRENT_GPU_TEMP:
+ /* get temperature in millidegrees C */
+ if (rdev->asic->pm.get_temperature)
+ *value = radeon_get_temperature(rdev);
+ else
+ *value = 0;
+ break;
+ case RADEON_INFO_CURRENT_GPU_SCLK:
+ /* get sclk in Mhz */
+ if (rdev->pm.dpm_enabled)
+ *value = radeon_dpm_get_current_sclk(rdev) / 100;
+ else
+ *value = rdev->pm.current_sclk / 100;
+ break;
+ case RADEON_INFO_CURRENT_GPU_MCLK:
+ /* get mclk in Mhz */
+ if (rdev->pm.dpm_enabled)
+ *value = radeon_dpm_get_current_mclk(rdev) / 100;
+ else
+ *value = rdev->pm.current_mclk / 100;
+ break;
+ case RADEON_INFO_READ_REG:
+ if (copy_from_user(value, value_ptr, sizeof(uint32_t))) {
+ DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
+ return -EFAULT;
+ }
+ if (radeon_get_allowed_info_register(rdev, *value, value))
+ return -EINVAL;
+ break;
+ case RADEON_INFO_VA_UNMAP_WORKING:
+ *value = true;
+ break;
+ default:
+ DRM_DEBUG_KMS("Invalid request %d\n", info->request);
+ return -EINVAL;
+ }
+ if (copy_to_user(value_ptr, (char*)value, value_size)) {
+ DRM_ERROR("copy_to_user %s:%u\n", __func__, __LINE__);
+ return -EFAULT;
+ }
+ return 0;
+}
+
+
+/*
+ * Outdated mess for old drm with Xorg being in charge (void function now).
+ */
+/**
+ * radeon_driver_firstopen_kms - drm callback for last close
+ *
+ * @dev: drm dev pointer
+ *
+ * Switch vga switcheroo state after last close (all asics).
+ */
+void radeon_driver_lastclose_kms(struct drm_device *dev)
+{
+ vga_switcheroo_process_delayed_switch();
+}
+
+/**
+ * radeon_driver_open_kms - drm callback for open
+ *
+ * @dev: drm dev pointer
+ * @file_priv: drm file
+ *
+ * On device open, init vm on cayman+ (all asics).
+ * Returns 0 on success, error on failure.
+ */
+int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
+{
+ struct radeon_device *rdev = dev->dev_private;
+ int r;
+
+ file_priv->driver_priv = NULL;
+
+ r = pm_runtime_get_sync(dev->dev);
+ if (r < 0)
+ return r;
+
+ /* new gpu have virtual address space support */
+ if (rdev->family >= CHIP_CAYMAN) {
+ struct radeon_fpriv *fpriv;
+ struct radeon_vm *vm;
+ int r;
+
+ fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
+ if (unlikely(!fpriv)) {
+ return -ENOMEM;
+ }
+
+ if (rdev->accel_working) {
+ vm = &fpriv->vm;
+ r = radeon_vm_init(rdev, vm);
+ if (r) {
+ kfree(fpriv);
+ return r;
+ }
+
+ r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false);
+ if (r) {
+ radeon_vm_fini(rdev, vm);
+ kfree(fpriv);
+ return r;
+ }
+
+ /* map the ib pool buffer read only into
+ * virtual address space */
+ vm->ib_bo_va = radeon_vm_bo_add(rdev, vm,
+ rdev->ring_tmp_bo.bo);
+ r = radeon_vm_bo_set_addr(rdev, vm->ib_bo_va,
+ RADEON_VA_IB_OFFSET,
+ RADEON_VM_PAGE_READABLE |
+ RADEON_VM_PAGE_SNOOPED);
+ if (r) {
+ radeon_vm_fini(rdev, vm);
+ kfree(fpriv);
+ return r;
+ }
+ }
+ file_priv->driver_priv = fpriv;
+ }
+
+ pm_runtime_mark_last_busy(dev->dev);
+ pm_runtime_put_autosuspend(dev->dev);
+ return 0;
+}
+
+/**
+ * radeon_driver_postclose_kms - drm callback for post close
+ *
+ * @dev: drm dev pointer
+ * @file_priv: drm file
+ *
+ * On device post close, tear down vm on cayman+ (all asics).
+ */
+void radeon_driver_postclose_kms(struct drm_device *dev,
+ struct drm_file *file_priv)
+{
+ struct radeon_device *rdev = dev->dev_private;
+
+ /* new gpu have virtual address space support */
+ if (rdev->family >= CHIP_CAYMAN && file_priv->driver_priv) {
+ struct radeon_fpriv *fpriv = file_priv->driver_priv;
+ struct radeon_vm *vm = &fpriv->vm;
+ int r;
+
+ if (rdev->accel_working) {
+ r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false);
+ if (!r) {
+ if (vm->ib_bo_va)
+ radeon_vm_bo_rmv(rdev, vm->ib_bo_va);
+ radeon_bo_unreserve(rdev->ring_tmp_bo.bo);
+ }
+ radeon_vm_fini(rdev, vm);
+ }
+
+ kfree(fpriv);
+ file_priv->driver_priv = NULL;
+ }
+}
+
+/**
+ * radeon_driver_preclose_kms - drm callback for pre close
+ *
+ * @dev: drm dev pointer
+ * @file_priv: drm file
+ *
+ * On device pre close, tear down hyperz and cmask filps on r1xx-r5xx
+ * (all asics).
+ */
+void radeon_driver_preclose_kms(struct drm_device *dev,
+ struct drm_file *file_priv)
+{
+ struct radeon_device *rdev = dev->dev_private;
+ if (rdev->hyperz_filp == file_priv)
+ rdev->hyperz_filp = NULL;
+ if (rdev->cmask_filp == file_priv)
+ rdev->cmask_filp = NULL;
+ radeon_uvd_free_handles(rdev, file_priv);
+ radeon_vce_free_handles(rdev, file_priv);
+}
+
+/*
+ * VBlank related functions.
+ */
+/**
+ * radeon_get_vblank_counter_kms - get frame count
+ *
+ * @dev: drm dev pointer
+ * @crtc: crtc to get the frame count from
+ *
+ * Gets the frame count on the requested crtc (all asics).
+ * Returns frame count on success, -EINVAL on failure.
+ */
+u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc)
+{
+ struct radeon_device *rdev = dev->dev_private;
+
+ if (crtc < 0 || crtc >= rdev->num_crtc) {
+ DRM_ERROR("Invalid crtc %d\n", crtc);
+ return -EINVAL;
+ }
+
+ return radeon_get_vblank_counter(rdev, crtc);
+}
+
+/**
+ * radeon_enable_vblank_kms - enable vblank interrupt
+ *
+ * @dev: drm dev pointer
+ * @crtc: crtc to enable vblank interrupt for
+ *
+ * Enable the interrupt on the requested crtc (all asics).
+ * Returns 0 on success, -EINVAL on failure.
+ */
+int radeon_enable_vblank_kms(struct drm_device *dev, int crtc)
+{
+ struct radeon_device *rdev = dev->dev_private;
+ unsigned long irqflags;
+ int r;
+
+ if (crtc < 0 || crtc >= rdev->num_crtc) {
+ DRM_ERROR("Invalid crtc %d\n", crtc);
+ return -EINVAL;
+ }
+
+ spin_lock_irqsave(&rdev->irq.lock, irqflags);
+ rdev->irq.crtc_vblank_int[crtc] = true;
+ r = radeon_irq_set(rdev);
+ spin_unlock_irqrestore(&rdev->irq.lock, irqflags);
+ return r;
+}
+
+/**
+ * radeon_disable_vblank_kms - disable vblank interrupt
+ *
+ * @dev: drm dev pointer
+ * @crtc: crtc to disable vblank interrupt for
+ *
+ * Disable the interrupt on the requested crtc (all asics).
+ */
+void radeon_disable_vblank_kms(struct drm_device *dev, int crtc)
+{
+ struct radeon_device *rdev = dev->dev_private;
+ unsigned long irqflags;
+
+ if (crtc < 0 || crtc >= rdev->num_crtc) {
+ DRM_ERROR("Invalid crtc %d\n", crtc);
+ return;
+ }
+
+ spin_lock_irqsave(&rdev->irq.lock, irqflags);
+ rdev->irq.crtc_vblank_int[crtc] = false;
+ radeon_irq_set(rdev);
+ spin_unlock_irqrestore(&rdev->irq.lock, irqflags);
+}
+
+/**
+ * radeon_get_vblank_timestamp_kms - get vblank timestamp
+ *
+ * @dev: drm dev pointer
+ * @crtc: crtc to get the timestamp for
+ * @max_error: max error
+ * @vblank_time: time value
+ * @flags: flags passed to the driver
+ *
+ * Gets the timestamp on the requested crtc based on the
+ * scanout position. (all asics).
+ * Returns postive status flags on success, negative error on failure.
+ */
+int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
+ int *max_error,
+ struct timeval *vblank_time,
+ unsigned flags)
+{
+ struct drm_crtc *drmcrtc;
+ struct radeon_device *rdev = dev->dev_private;
+
+ if (crtc < 0 || crtc >= dev->num_crtcs) {
+ DRM_ERROR("Invalid crtc %d\n", crtc);
+ return -EINVAL;
+ }
+
+ /* Get associated drm_crtc: */
+ drmcrtc = &rdev->mode_info.crtcs[crtc]->base;
+ if (!drmcrtc)
+ return -EINVAL;
+
+ /* Helper routine in DRM core does all the work: */
+ return drm_calc_vbltimestamp_from_scanoutpos(dev, crtc, max_error,
+ vblank_time, flags,
+ drmcrtc, &drmcrtc->hwmode);
+}
+
+#define KMS_INVALID_IOCTL(name) \
+static int name(struct drm_device *dev, void *data, struct drm_file \
+ *file_priv) \
+{ \
+ DRM_ERROR("invalid ioctl with kms %s\n", __func__); \
+ return -EINVAL; \
+}
+
+/*
+ * All these ioctls are invalid in kms world.
+ */
+KMS_INVALID_IOCTL(radeon_cp_init_kms)
+KMS_INVALID_IOCTL(radeon_cp_start_kms)
+KMS_INVALID_IOCTL(radeon_cp_stop_kms)
+KMS_INVALID_IOCTL(radeon_cp_reset_kms)
+KMS_INVALID_IOCTL(radeon_cp_idle_kms)
+KMS_INVALID_IOCTL(radeon_cp_resume_kms)
+KMS_INVALID_IOCTL(radeon_engine_reset_kms)
+KMS_INVALID_IOCTL(radeon_fullscreen_kms)
+KMS_INVALID_IOCTL(radeon_cp_swap_kms)
+KMS_INVALID_IOCTL(radeon_cp_clear_kms)
+KMS_INVALID_IOCTL(radeon_cp_vertex_kms)
+KMS_INVALID_IOCTL(radeon_cp_indices_kms)
+KMS_INVALID_IOCTL(radeon_cp_texture_kms)
+KMS_INVALID_IOCTL(radeon_cp_stipple_kms)
+KMS_INVALID_IOCTL(radeon_cp_indirect_kms)
+KMS_INVALID_IOCTL(radeon_cp_vertex2_kms)
+KMS_INVALID_IOCTL(radeon_cp_cmdbuf_kms)
+KMS_INVALID_IOCTL(radeon_cp_getparam_kms)
+KMS_INVALID_IOCTL(radeon_cp_flip_kms)
+KMS_INVALID_IOCTL(radeon_mem_alloc_kms)
+KMS_INVALID_IOCTL(radeon_mem_free_kms)
+KMS_INVALID_IOCTL(radeon_mem_init_heap_kms)
+KMS_INVALID_IOCTL(radeon_irq_emit_kms)
+KMS_INVALID_IOCTL(radeon_irq_wait_kms)
+KMS_INVALID_IOCTL(radeon_cp_setparam_kms)
+KMS_INVALID_IOCTL(radeon_surface_alloc_kms)
+KMS_INVALID_IOCTL(radeon_surface_free_kms)
+
+
+const struct drm_ioctl_desc radeon_ioctls_kms[] = {
+ DRM_IOCTL_DEF_DRV(RADEON_CP_INIT, radeon_cp_init_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF_DRV(RADEON_CP_START, radeon_cp_start_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF_DRV(RADEON_CP_STOP, radeon_cp_stop_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF_DRV(RADEON_CP_RESET, radeon_cp_reset_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF_DRV(RADEON_CP_IDLE, radeon_cp_idle_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_CP_RESUME, radeon_cp_resume_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_RESET, radeon_engine_reset_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_FULLSCREEN, radeon_fullscreen_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_SWAP, radeon_cp_swap_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_CLEAR, radeon_cp_clear_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_VERTEX, radeon_cp_vertex_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_INDICES, radeon_cp_indices_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_TEXTURE, radeon_cp_texture_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_STIPPLE, radeon_cp_stipple_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_INDIRECT, radeon_cp_indirect_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF_DRV(RADEON_VERTEX2, radeon_cp_vertex2_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_CMDBUF, radeon_cp_cmdbuf_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_GETPARAM, radeon_cp_getparam_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_FLIP, radeon_cp_flip_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_ALLOC, radeon_mem_alloc_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_FREE, radeon_mem_free_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_INIT_HEAP, radeon_mem_init_heap_kms, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF_DRV(RADEON_IRQ_EMIT, radeon_irq_emit_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_IRQ_WAIT, radeon_irq_wait_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_SETPARAM, radeon_cp_setparam_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_SURF_ALLOC, radeon_surface_alloc_kms, DRM_AUTH),
+ DRM_IOCTL_DEF_DRV(RADEON_SURF_FREE, radeon_surface_free_kms, DRM_AUTH),
+ /* KMS */
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_INFO, radeon_gem_info_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_CREATE, radeon_gem_create_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_MMAP, radeon_gem_mmap_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_SET_DOMAIN, radeon_gem_set_domain_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_PREAD, radeon_gem_pread_ioctl, DRM_AUTH|DRM_UNLOCKED),
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_PWRITE, radeon_gem_pwrite_ioctl, DRM_AUTH|DRM_UNLOCKED),
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_WAIT_IDLE, radeon_gem_wait_idle_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(RADEON_CS, radeon_cs_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(RADEON_INFO, radeon_info_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_SET_TILING, radeon_gem_set_tiling_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_GET_TILING, radeon_gem_get_tiling_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_BUSY, radeon_gem_busy_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_VA, radeon_gem_va_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_OP, radeon_gem_op_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+ DRM_IOCTL_DEF_DRV(RADEON_GEM_USERPTR, radeon_gem_userptr_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
+};
+int radeon_max_kms_ioctl = ARRAY_SIZE(radeon_ioctls_kms);
Code Review / kvmfornfv.git / blobdiff