Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
656 | 89.50% | 8 | 53.33% | |
28 | 3.82% | 2 | 13.33% | |
20 | 2.73% | 1 | 6.67% | |
19 | 2.59% | 2 | 13.33% | |
9 | 1.23% | 1 | 6.67% | |
1 | 0.14% | 1 | 6.67% | |
Total | 733 | 15 |
Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Hans de Goede | 656 | 89.50% | 8 | 53.33% |
Daniel Vetter | 28 | 3.82% | 2 | 13.33% |
Philipp Stanner | 20 | 2.73% | 1 | 6.67% |
Thomas Zimmermann | 19 | 2.59% | 2 | 13.33% |
Dan Carpenter | 9 | 1.23% | 1 | 6.67% |
Alexander Kapshuk | 1 | 0.14% | 1 | 6.67% |
Total | 733 | 15 |
// SPDX-License-Identifier: MIT /* * Copyright (C) 2013-2017 Oracle Corporation * This file is based on ast_main.c * Copyright 2012 Red Hat Inc. * Authors: Dave Airlie <airlied@redhat.com>, * Michael Thayer <michael.thayer@oracle.com, * Hans de Goede <hdegoede@redhat.com> */ #include <linux/pci.h> #include <linux/vbox_err.h> #include <drm/drm_damage_helper.h> #include "vbox_drv.h" #include "vboxvideo_guest.h" #include "vboxvideo_vbe.h" void vbox_report_caps(struct vbox_private *vbox) { u32 caps = VBVACAPS_DISABLE_CURSOR_INTEGRATION | VBVACAPS_IRQ | VBVACAPS_USE_VBVA_ONLY; /* The host only accepts VIDEO_MODE_HINTS if it is send separately. */ hgsmi_send_caps_info(vbox->guest_pool, caps); caps |= VBVACAPS_VIDEO_MODE_HINTS; hgsmi_send_caps_info(vbox->guest_pool, caps); } static int vbox_accel_init(struct vbox_private *vbox) { struct pci_dev *pdev = to_pci_dev(vbox->ddev.dev); struct vbva_buffer *vbva; unsigned int i; vbox->vbva_info = devm_kcalloc(vbox->ddev.dev, vbox->num_crtcs, sizeof(*vbox->vbva_info), GFP_KERNEL); if (!vbox->vbva_info) return -ENOMEM; /* Take a command buffer for each screen from the end of usable VRAM. */ vbox->available_vram_size -= vbox->num_crtcs * VBVA_MIN_BUFFER_SIZE; vbox->vbva_buffers = pcim_iomap_range( pdev, 0, vbox->available_vram_size, vbox->num_crtcs * VBVA_MIN_BUFFER_SIZE); if (IS_ERR(vbox->vbva_buffers)) return PTR_ERR(vbox->vbva_buffers); for (i = 0; i < vbox->num_crtcs; ++i) { vbva_setup_buffer_context(&vbox->vbva_info[i], vbox->available_vram_size + i * VBVA_MIN_BUFFER_SIZE, VBVA_MIN_BUFFER_SIZE); vbva = (void __force *)vbox->vbva_buffers + i * VBVA_MIN_BUFFER_SIZE; if (!vbva_enable(&vbox->vbva_info[i], vbox->guest_pool, vbva, i)) { /* very old host or driver error. */ DRM_ERROR("vboxvideo: vbva_enable failed\n"); } } return 0; } static void vbox_accel_fini(struct vbox_private *vbox) { unsigned int i; for (i = 0; i < vbox->num_crtcs; ++i) vbva_disable(&vbox->vbva_info[i], vbox->guest_pool, i); } /* Do we support the 4.3 plus mode hint reporting interface? */ static bool have_hgsmi_mode_hints(struct vbox_private *vbox) { u32 have_hints, have_cursor; int ret; ret = hgsmi_query_conf(vbox->guest_pool, VBOX_VBVA_CONF32_MODE_HINT_REPORTING, &have_hints); if (ret) return false; ret = hgsmi_query_conf(vbox->guest_pool, VBOX_VBVA_CONF32_GUEST_CURSOR_REPORTING, &have_cursor); if (ret) return false; return have_hints == VINF_SUCCESS && have_cursor == VINF_SUCCESS; } bool vbox_check_supported(u16 id) { u16 dispi_id; vbox_write_ioport(VBE_DISPI_INDEX_ID, id); dispi_id = inw(VBE_DISPI_IOPORT_DATA); return dispi_id == id; } int vbox_hw_init(struct vbox_private *vbox) { struct pci_dev *pdev = to_pci_dev(vbox->ddev.dev); int ret = -ENOMEM; vbox->full_vram_size = inl(VBE_DISPI_IOPORT_DATA); vbox->any_pitch = vbox_check_supported(VBE_DISPI_ID_ANYX); DRM_INFO("VRAM %08x\n", vbox->full_vram_size); /* Map guest-heap at end of vram */ vbox->guest_heap = pcim_iomap_range(pdev, 0, GUEST_HEAP_OFFSET(vbox), GUEST_HEAP_SIZE); if (IS_ERR(vbox->guest_heap)) return PTR_ERR(vbox->guest_heap); /* Create guest-heap mem-pool use 2^4 = 16 byte chunks */ vbox->guest_pool = devm_gen_pool_create(vbox->ddev.dev, 4, -1, "vboxvideo-accel"); if (IS_ERR(vbox->guest_pool)) return PTR_ERR(vbox->guest_pool); ret = gen_pool_add_virt(vbox->guest_pool, (unsigned long)vbox->guest_heap, GUEST_HEAP_OFFSET(vbox), GUEST_HEAP_USABLE_SIZE, -1); if (ret) return ret; ret = hgsmi_test_query_conf(vbox->guest_pool); if (ret) { DRM_ERROR("vboxvideo: hgsmi_test_query_conf failed\n"); return ret; } /* Reduce available VRAM size to reflect the guest heap. */ vbox->available_vram_size = GUEST_HEAP_OFFSET(vbox); /* Linux drm represents monitors as a 32-bit array. */ hgsmi_query_conf(vbox->guest_pool, VBOX_VBVA_CONF32_MONITOR_COUNT, &vbox->num_crtcs); vbox->num_crtcs = clamp_t(u32, vbox->num_crtcs, 1, VBOX_MAX_SCREENS); if (!have_hgsmi_mode_hints(vbox)) { ret = -ENOTSUPP; return ret; } vbox->last_mode_hints = devm_kcalloc(vbox->ddev.dev, vbox->num_crtcs, sizeof(struct vbva_modehint), GFP_KERNEL); if (!vbox->last_mode_hints) return -ENOMEM; ret = vbox_accel_init(vbox); if (ret) return ret; return 0; } void vbox_hw_fini(struct vbox_private *vbox) { vbox_accel_fini(vbox); }