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drm/i915: Add soft-pinning API for execbuffer
[karo-tx-linux.git] / drivers / gpu / drm / i915 / i915_dma.c
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 561ad8d537bf2cfde202e489d02e18881abc4485..52b82893ba42620d06ac51bc45fddd652a3b8baa 100644 (file)
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -28,7 +28,6 @@
 
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 
-#include <linux/async.h>
 #include <drm/drmP.h>
 #include <drm/drm_crtc_helper.h>
 #include <drm/drm_fb_helper.h>
@@ -75,7 +74,7 @@ static int i915_getparam(struct drm_device *dev, void *data,
                value = 1;
                break;
        case I915_PARAM_NUM_FENCES_AVAIL:
-               value = dev_priv->num_fence_regs - dev_priv->fence_reg_start;
+               value = dev_priv->num_fence_regs;
                break;
        case I915_PARAM_HAS_OVERLAY:
                value = dev_priv->overlay ? 1 : 0;
@@ -170,6 +169,9 @@ static int i915_getparam(struct drm_device *dev, void *data,
        case I915_PARAM_HAS_RESOURCE_STREAMER:
                value = HAS_RESOURCE_STREAMER(dev);
                break;
+       case I915_PARAM_HAS_EXEC_SOFTPIN:
+               value = 1;
+               break;
        default:
                DRM_DEBUG("Unknown parameter %d\n", param->param);
                return -EINVAL;
@@ -183,35 +185,6 @@ static int i915_getparam(struct drm_device *dev, void *data,
        return 0;
 }
 
-static int i915_setparam(struct drm_device *dev, void *data,
-                        struct drm_file *file_priv)
-{
-       struct drm_i915_private *dev_priv = dev->dev_private;
-       drm_i915_setparam_t *param = data;
-
-       switch (param->param) {
-       case I915_SETPARAM_USE_MI_BATCHBUFFER_START:
-       case I915_SETPARAM_TEX_LRU_LOG_GRANULARITY:
-       case I915_SETPARAM_ALLOW_BATCHBUFFER:
-               /* Reject all old ums/dri params. */
-               return -ENODEV;
-
-       case I915_SETPARAM_NUM_USED_FENCES:
-               if (param->value > dev_priv->num_fence_regs ||
-                   param->value < 0)
-                       return -EINVAL;
-               /* Userspace can use first N regs */
-               dev_priv->fence_reg_start = param->value;
-               break;
-       default:
-               DRM_DEBUG_DRIVER("unknown parameter %d\n",
-                                       param->param);
-               return -EINVAL;
-       }
-
-       return 0;
-}
-
 static int i915_get_bridge_dev(struct drm_device *dev)
 {
        struct drm_i915_private *dev_priv = dev->dev_private;
@@ -425,7 +398,9 @@ static int i915_load_modeset_init(struct drm_device *dev)
        if (ret)
                goto cleanup_vga_switcheroo;
 
-       intel_power_domains_init_hw(dev_priv);
+       intel_power_domains_init_hw(dev_priv, false);
+
+       intel_csr_ucode_init(dev_priv);
 
        ret = intel_irq_install(dev_priv);
        if (ret)
@@ -435,10 +410,7 @@ static int i915_load_modeset_init(struct drm_device *dev)
         * working irqs for e.g. gmbus and dp aux transfers. */
        intel_modeset_init(dev);
 
-       /* intel_guc_ucode_init() needs the mutex to allocate GEM objects */
-       mutex_lock(&dev->struct_mutex);
        intel_guc_ucode_init(dev);
-       mutex_unlock(&dev->struct_mutex);
 
        ret = i915_gem_init(dev);
        if (ret)
@@ -469,7 +441,7 @@ static int i915_load_modeset_init(struct drm_device *dev)
         * scanning against hotplug events. Hence do this first and ignore the
         * tiny window where we will loose hotplug notifactions.
         */
-       async_schedule(intel_fbdev_initial_config, dev_priv);
+       intel_fbdev_initial_config_async(dev);
 
        drm_kms_helper_poll_init(dev);
 
@@ -481,9 +453,7 @@ cleanup_gem:
        i915_gem_context_fini(dev);
        mutex_unlock(&dev->struct_mutex);
 cleanup_irq:
-       mutex_lock(&dev->struct_mutex);
        intel_guc_ucode_fini(dev);
-       mutex_unlock(&dev->struct_mutex);
        drm_irq_uninstall(dev);
 cleanup_gem_stolen:
        i915_gem_cleanup_stolen(dev);
@@ -925,7 +895,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
        spin_lock_init(&dev_priv->mmio_flip_lock);
        mutex_init(&dev_priv->sb_lock);
        mutex_init(&dev_priv->modeset_restore_lock);
-       mutex_init(&dev_priv->csr_lock);
        mutex_init(&dev_priv->av_mutex);
 
        intel_pm_setup(dev);
@@ -972,9 +941,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 
        intel_uncore_init(dev);
 
-       /* Load CSR Firmware for SKL */
-       intel_csr_ucode_init(dev);
-
        ret = i915_gem_gtt_init(dev);
        if (ret)
                goto out_freecsr;
@@ -1148,7 +1114,7 @@ out_mtrrfree:
 out_gtt:
        i915_global_gtt_cleanup(dev);
 out_freecsr:
-       intel_csr_ucode_fini(dev);
+       intel_csr_ucode_fini(dev_priv);
        intel_uncore_fini(dev);
        pci_iounmap(dev->pdev, dev_priv->regs);
 put_bridge:
@@ -1223,15 +1189,15 @@ int i915_driver_unload(struct drm_device *dev)
        /* Flush any outstanding unpin_work. */
        flush_workqueue(dev_priv->wq);
 
-       mutex_lock(&dev->struct_mutex);
        intel_guc_ucode_fini(dev);
+       mutex_lock(&dev->struct_mutex);
        i915_gem_cleanup_ringbuffer(dev);
        i915_gem_context_fini(dev);
        mutex_unlock(&dev->struct_mutex);
        intel_fbc_cleanup_cfb(dev_priv);
        i915_gem_cleanup_stolen(dev);
 
-       intel_csr_ucode_fini(dev);
+       intel_csr_ucode_fini(dev_priv);
 
        intel_teardown_gmbus(dev);
        intel_teardown_mchbar(dev);
@@ -1299,8 +1265,6 @@ void i915_driver_postclose(struct drm_device *dev, struct drm_file *file)
 {
        struct drm_i915_file_private *file_priv = file->driver_priv;
 
-       if (file_priv && file_priv->bsd_ring)
-               file_priv->bsd_ring = NULL;
        kfree(file_priv);
 }
 
@@ -1319,7 +1283,7 @@ const struct drm_ioctl_desc i915_ioctls[] = {
        DRM_IOCTL_DEF_DRV(I915_IRQ_EMIT, drm_noop, DRM_AUTH),
        DRM_IOCTL_DEF_DRV(I915_IRQ_WAIT, drm_noop, DRM_AUTH),
        DRM_IOCTL_DEF_DRV(I915_GETPARAM, i915_getparam, DRM_AUTH|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_SETPARAM, i915_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+       DRM_IOCTL_DEF_DRV(I915_SETPARAM, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
        DRM_IOCTL_DEF_DRV(I915_ALLOC, drm_noop, DRM_AUTH),
        DRM_IOCTL_DEF_DRV(I915_FREE, drm_noop, DRM_AUTH),
        DRM_IOCTL_DEF_DRV(I915_INIT_HEAP, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
@@ -1329,41 +1293,41 @@ const struct drm_ioctl_desc i915_ioctls[] = {
        DRM_IOCTL_DEF_DRV(I915_GET_VBLANK_PIPE,  drm_noop, DRM_AUTH),
        DRM_IOCTL_DEF_DRV(I915_VBLANK_SWAP, drm_noop, DRM_AUTH),
        DRM_IOCTL_DEF_DRV(I915_HWS_ADDR, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
-       DRM_IOCTL_DEF_DRV(I915_GEM_INIT, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED),
-       DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER, i915_gem_execbuffer, DRM_AUTH|DRM_UNLOCKED),
-       DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER2, i915_gem_execbuffer2, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_PIN, i915_gem_reject_pin_ioctl, DRM_AUTH|DRM_ROOT_ONLY|DRM_UNLOCKED),
-       DRM_IOCTL_DEF_DRV(I915_GEM_UNPIN, i915_gem_reject_pin_ioctl, DRM_AUTH|DRM_ROOT_ONLY|DRM_UNLOCKED),
-       DRM_IOCTL_DEF_DRV(I915_GEM_BUSY, i915_gem_busy_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_SET_CACHING, i915_gem_set_caching_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_GET_CACHING, i915_gem_get_caching_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_THROTTLE, i915_gem_throttle_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_ENTERVT, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED),
-       DRM_IOCTL_DEF_DRV(I915_GEM_LEAVEVT, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY|DRM_UNLOCKED),
-       DRM_IOCTL_DEF_DRV(I915_GEM_CREATE, i915_gem_create_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_PREAD, i915_gem_pread_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_PWRITE, i915_gem_pwrite_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_MMAP, i915_gem_mmap_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_MMAP_GTT, i915_gem_mmap_gtt_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_SET_DOMAIN, i915_gem_set_domain_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_SW_FINISH, i915_gem_sw_finish_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_SET_TILING, i915_gem_set_tiling, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_GET_TILING, i915_gem_get_tiling, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_GET_APERTURE, i915_gem_get_aperture_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GET_PIPE_FROM_CRTC_ID, intel_get_pipe_from_crtc_id, DRM_UNLOCKED),
-       DRM_IOCTL_DEF_DRV(I915_GEM_MADVISE, i915_gem_madvise_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_OVERLAY_PUT_IMAGE, intel_overlay_put_image, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED),
-       DRM_IOCTL_DEF_DRV(I915_OVERLAY_ATTRS, intel_overlay_attrs, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED),
-       DRM_IOCTL_DEF_DRV(I915_SET_SPRITE_COLORKEY, intel_sprite_set_colorkey, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED),
-       DRM_IOCTL_DEF_DRV(I915_GET_SPRITE_COLORKEY, drm_noop, DRM_MASTER|DRM_CONTROL_ALLOW|DRM_UNLOCKED),
-       DRM_IOCTL_DEF_DRV(I915_GEM_WAIT, i915_gem_wait_ioctl, DRM_AUTH|DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_CREATE, i915_gem_context_create_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_DESTROY, i915_gem_context_destroy_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_REG_READ, i915_reg_read_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GET_RESET_STATS, i915_get_reset_stats_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_USERPTR, i915_gem_userptr_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_GETPARAM, i915_gem_context_getparam_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
-       DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_SETPARAM, i915_gem_context_setparam_ioctl, DRM_UNLOCKED|DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_INIT, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+       DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER, i915_gem_execbuffer, DRM_AUTH),
+       DRM_IOCTL_DEF_DRV(I915_GEM_EXECBUFFER2, i915_gem_execbuffer2, DRM_AUTH|DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_PIN, i915_gem_reject_pin_ioctl, DRM_AUTH|DRM_ROOT_ONLY),
+       DRM_IOCTL_DEF_DRV(I915_GEM_UNPIN, i915_gem_reject_pin_ioctl, DRM_AUTH|DRM_ROOT_ONLY),
+       DRM_IOCTL_DEF_DRV(I915_GEM_BUSY, i915_gem_busy_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_SET_CACHING, i915_gem_set_caching_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_GET_CACHING, i915_gem_get_caching_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_THROTTLE, i915_gem_throttle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_ENTERVT, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+       DRM_IOCTL_DEF_DRV(I915_GEM_LEAVEVT, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+       DRM_IOCTL_DEF_DRV(I915_GEM_CREATE, i915_gem_create_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_PREAD, i915_gem_pread_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_PWRITE, i915_gem_pwrite_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_MMAP, i915_gem_mmap_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_MMAP_GTT, i915_gem_mmap_gtt_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_SET_DOMAIN, i915_gem_set_domain_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_SW_FINISH, i915_gem_sw_finish_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_SET_TILING, i915_gem_set_tiling, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_GET_TILING, i915_gem_get_tiling, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_GET_APERTURE, i915_gem_get_aperture_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GET_PIPE_FROM_CRTC_ID, intel_get_pipe_from_crtc_id, 0),
+       DRM_IOCTL_DEF_DRV(I915_GEM_MADVISE, i915_gem_madvise_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_OVERLAY_PUT_IMAGE, intel_overlay_put_image, DRM_MASTER|DRM_CONTROL_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_OVERLAY_ATTRS, intel_overlay_attrs, DRM_MASTER|DRM_CONTROL_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_SET_SPRITE_COLORKEY, intel_sprite_set_colorkey, DRM_MASTER|DRM_CONTROL_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GET_SPRITE_COLORKEY, drm_noop, DRM_MASTER|DRM_CONTROL_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_WAIT, i915_gem_wait_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_CREATE, i915_gem_context_create_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_DESTROY, i915_gem_context_destroy_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_REG_READ, i915_reg_read_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GET_RESET_STATS, i915_get_reset_stats_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_USERPTR, i915_gem_userptr_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_GETPARAM, i915_gem_context_getparam_ioctl, DRM_RENDER_ALLOW),
+       DRM_IOCTL_DEF_DRV(I915_GEM_CONTEXT_SETPARAM, i915_gem_context_setparam_ioctl, DRM_RENDER_ALLOW),
 };
 
 int i915_max_ioctl = ARRAY_SIZE(i915_ioctls);
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