mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-05 13:46:39 +07:00
dc3583c86a
The drm_gem_object_unreference_unlocked() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Signed-off-by: Sean Paul <seanpaul@chromium.org> Link: http://patchwork.freedesktop.org/patch/msgid/913198fa-2aa4-4804-8616-dd495428c0a5@users.sourceforge.net
1123 lines
29 KiB
C
1123 lines
29 KiB
C
/*
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* Copyright 2013 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Dave Airlie
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* Alon Levy
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*/
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#include <linux/crc32.h>
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#include "qxl_drv.h"
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#include "qxl_object.h"
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#include "drm_crtc_helper.h"
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#include <drm/drm_plane_helper.h>
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static bool qxl_head_enabled(struct qxl_head *head)
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{
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return head->width && head->height;
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}
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void qxl_alloc_client_monitors_config(struct qxl_device *qdev, unsigned count)
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{
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if (qdev->client_monitors_config &&
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count > qdev->client_monitors_config->count) {
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kfree(qdev->client_monitors_config);
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qdev->client_monitors_config = NULL;
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}
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if (!qdev->client_monitors_config) {
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qdev->client_monitors_config = kzalloc(
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sizeof(struct qxl_monitors_config) +
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sizeof(struct qxl_head) * count, GFP_KERNEL);
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if (!qdev->client_monitors_config) {
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qxl_io_log(qdev,
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"%s: allocation failure for %u heads\n",
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__func__, count);
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return;
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}
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}
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qdev->client_monitors_config->count = count;
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}
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static int qxl_display_copy_rom_client_monitors_config(struct qxl_device *qdev)
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{
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int i;
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int num_monitors;
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uint32_t crc;
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num_monitors = qdev->rom->client_monitors_config.count;
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crc = crc32(0, (const uint8_t *)&qdev->rom->client_monitors_config,
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sizeof(qdev->rom->client_monitors_config));
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if (crc != qdev->rom->client_monitors_config_crc) {
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qxl_io_log(qdev, "crc mismatch: have %X (%zd) != %X\n", crc,
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sizeof(qdev->rom->client_monitors_config),
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qdev->rom->client_monitors_config_crc);
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return 1;
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}
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if (num_monitors > qdev->monitors_config->max_allowed) {
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DRM_DEBUG_KMS("client monitors list will be truncated: %d < %d\n",
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qdev->monitors_config->max_allowed, num_monitors);
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num_monitors = qdev->monitors_config->max_allowed;
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} else {
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num_monitors = qdev->rom->client_monitors_config.count;
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}
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qxl_alloc_client_monitors_config(qdev, num_monitors);
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/* we copy max from the client but it isn't used */
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qdev->client_monitors_config->max_allowed =
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qdev->monitors_config->max_allowed;
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for (i = 0 ; i < qdev->client_monitors_config->count ; ++i) {
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struct qxl_urect *c_rect =
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&qdev->rom->client_monitors_config.heads[i];
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struct qxl_head *client_head =
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&qdev->client_monitors_config->heads[i];
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client_head->x = c_rect->left;
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client_head->y = c_rect->top;
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client_head->width = c_rect->right - c_rect->left;
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client_head->height = c_rect->bottom - c_rect->top;
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client_head->surface_id = 0;
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client_head->id = i;
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client_head->flags = 0;
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DRM_DEBUG_KMS("read %dx%d+%d+%d\n", client_head->width, client_head->height,
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client_head->x, client_head->y);
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}
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return 0;
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}
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static void qxl_update_offset_props(struct qxl_device *qdev)
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{
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struct drm_device *dev = qdev->ddev;
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struct drm_connector *connector;
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struct qxl_output *output;
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struct qxl_head *head;
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list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
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output = drm_connector_to_qxl_output(connector);
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head = &qdev->client_monitors_config->heads[output->index];
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drm_object_property_set_value(&connector->base,
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dev->mode_config.suggested_x_property, head->x);
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drm_object_property_set_value(&connector->base,
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dev->mode_config.suggested_y_property, head->y);
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}
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}
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void qxl_display_read_client_monitors_config(struct qxl_device *qdev)
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{
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struct drm_device *dev = qdev->ddev;
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while (qxl_display_copy_rom_client_monitors_config(qdev)) {
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qxl_io_log(qdev, "failed crc check for client_monitors_config,"
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" retrying\n");
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}
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drm_modeset_lock_all(dev);
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qxl_update_offset_props(qdev);
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drm_modeset_unlock_all(dev);
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if (!drm_helper_hpd_irq_event(qdev->ddev)) {
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/* notify that the monitor configuration changed, to
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adjust at the arbitrary resolution */
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drm_kms_helper_hotplug_event(qdev->ddev);
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}
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}
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static int qxl_add_monitors_config_modes(struct drm_connector *connector,
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unsigned *pwidth,
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unsigned *pheight)
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{
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struct drm_device *dev = connector->dev;
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struct qxl_device *qdev = dev->dev_private;
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struct qxl_output *output = drm_connector_to_qxl_output(connector);
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int h = output->index;
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struct drm_display_mode *mode = NULL;
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struct qxl_head *head;
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if (!qdev->client_monitors_config)
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return 0;
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head = &qdev->client_monitors_config->heads[h];
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mode = drm_cvt_mode(dev, head->width, head->height, 60, false, false,
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false);
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mode->type |= DRM_MODE_TYPE_PREFERRED;
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*pwidth = head->width;
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*pheight = head->height;
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drm_mode_probed_add(connector, mode);
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/* remember the last custom size for mode validation */
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qdev->monitors_config_width = mode->hdisplay;
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qdev->monitors_config_height = mode->vdisplay;
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return 1;
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}
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static struct mode_size {
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int w;
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int h;
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} common_modes[] = {
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{ 640, 480},
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{ 720, 480},
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{ 800, 600},
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{ 848, 480},
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{1024, 768},
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{1152, 768},
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{1280, 720},
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{1280, 800},
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{1280, 854},
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{1280, 960},
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{1280, 1024},
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{1440, 900},
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{1400, 1050},
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{1680, 1050},
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{1600, 1200},
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{1920, 1080},
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{1920, 1200}
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};
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static int qxl_add_common_modes(struct drm_connector *connector,
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unsigned pwidth,
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unsigned pheight)
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{
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struct drm_device *dev = connector->dev;
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struct drm_display_mode *mode = NULL;
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int i;
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for (i = 0; i < ARRAY_SIZE(common_modes); i++) {
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mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h,
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60, false, false, false);
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if (common_modes[i].w == pwidth && common_modes[i].h == pheight)
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mode->type |= DRM_MODE_TYPE_PREFERRED;
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drm_mode_probed_add(connector, mode);
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}
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return i - 1;
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}
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static void qxl_crtc_destroy(struct drm_crtc *crtc)
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{
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struct qxl_crtc *qxl_crtc = to_qxl_crtc(crtc);
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drm_crtc_cleanup(crtc);
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kfree(qxl_crtc);
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}
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static int qxl_crtc_page_flip(struct drm_crtc *crtc,
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struct drm_framebuffer *fb,
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struct drm_pending_vblank_event *event,
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uint32_t page_flip_flags)
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{
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struct drm_device *dev = crtc->dev;
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struct qxl_device *qdev = dev->dev_private;
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struct qxl_framebuffer *qfb_src = to_qxl_framebuffer(fb);
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struct qxl_framebuffer *qfb_old = to_qxl_framebuffer(crtc->primary->fb);
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struct qxl_bo *bo_old = gem_to_qxl_bo(qfb_old->obj);
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struct qxl_bo *bo = gem_to_qxl_bo(qfb_src->obj);
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unsigned long flags;
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struct drm_clip_rect norect = {
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.x1 = 0,
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.y1 = 0,
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.x2 = fb->width,
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.y2 = fb->height
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};
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int inc = 1;
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int one_clip_rect = 1;
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int ret = 0;
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crtc->primary->fb = fb;
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bo_old->is_primary = false;
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bo->is_primary = true;
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ret = qxl_bo_reserve(bo, false);
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if (ret)
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return ret;
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ret = qxl_bo_pin(bo, bo->type, NULL);
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qxl_bo_unreserve(bo);
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if (ret)
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return ret;
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qxl_draw_dirty_fb(qdev, qfb_src, bo, 0, 0,
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&norect, one_clip_rect, inc);
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drm_crtc_vblank_get(crtc);
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if (event) {
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spin_lock_irqsave(&dev->event_lock, flags);
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drm_crtc_send_vblank_event(crtc, event);
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spin_unlock_irqrestore(&dev->event_lock, flags);
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}
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drm_crtc_vblank_put(crtc);
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ret = qxl_bo_reserve(bo, false);
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if (!ret) {
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qxl_bo_unpin(bo);
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qxl_bo_unreserve(bo);
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}
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return 0;
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}
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static int
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qxl_hide_cursor(struct qxl_device *qdev)
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{
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struct qxl_release *release;
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struct qxl_cursor_cmd *cmd;
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int ret;
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ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd), QXL_RELEASE_CURSOR_CMD,
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&release, NULL);
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if (ret)
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return ret;
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ret = qxl_release_reserve_list(release, true);
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if (ret) {
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qxl_release_free(qdev, release);
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return ret;
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}
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cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release);
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cmd->type = QXL_CURSOR_HIDE;
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qxl_release_unmap(qdev, release, &cmd->release_info);
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qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
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qxl_release_fence_buffer_objects(release);
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return 0;
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}
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static int qxl_crtc_cursor_set2(struct drm_crtc *crtc,
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struct drm_file *file_priv,
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uint32_t handle,
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uint32_t width,
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uint32_t height, int32_t hot_x, int32_t hot_y)
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{
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struct drm_device *dev = crtc->dev;
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struct qxl_device *qdev = dev->dev_private;
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struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
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struct drm_gem_object *obj;
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struct qxl_cursor *cursor;
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struct qxl_cursor_cmd *cmd;
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struct qxl_bo *cursor_bo, *user_bo;
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struct qxl_release *release;
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void *user_ptr;
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int size = 64*64*4;
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int ret = 0;
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if (!handle)
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return qxl_hide_cursor(qdev);
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obj = drm_gem_object_lookup(file_priv, handle);
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if (!obj) {
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DRM_ERROR("cannot find cursor object\n");
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return -ENOENT;
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}
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user_bo = gem_to_qxl_bo(obj);
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ret = qxl_bo_reserve(user_bo, false);
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if (ret)
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goto out_unref;
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ret = qxl_bo_pin(user_bo, QXL_GEM_DOMAIN_CPU, NULL);
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qxl_bo_unreserve(user_bo);
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if (ret)
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goto out_unref;
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ret = qxl_bo_kmap(user_bo, &user_ptr);
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if (ret)
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goto out_unpin;
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ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd),
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QXL_RELEASE_CURSOR_CMD,
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&release, NULL);
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if (ret)
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goto out_kunmap;
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ret = qxl_alloc_bo_reserved(qdev, release, sizeof(struct qxl_cursor) + size,
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&cursor_bo);
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if (ret)
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goto out_free_release;
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ret = qxl_release_reserve_list(release, false);
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if (ret)
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goto out_free_bo;
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ret = qxl_bo_kmap(cursor_bo, (void **)&cursor);
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if (ret)
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goto out_backoff;
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cursor->header.unique = 0;
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cursor->header.type = SPICE_CURSOR_TYPE_ALPHA;
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cursor->header.width = 64;
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cursor->header.height = 64;
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cursor->header.hot_spot_x = hot_x;
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cursor->header.hot_spot_y = hot_y;
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cursor->data_size = size;
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cursor->chunk.next_chunk = 0;
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cursor->chunk.prev_chunk = 0;
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cursor->chunk.data_size = size;
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memcpy(cursor->chunk.data, user_ptr, size);
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qxl_bo_kunmap(cursor_bo);
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qxl_bo_kunmap(user_bo);
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qcrtc->cur_x += qcrtc->hot_spot_x - hot_x;
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qcrtc->cur_y += qcrtc->hot_spot_y - hot_y;
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qcrtc->hot_spot_x = hot_x;
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qcrtc->hot_spot_y = hot_y;
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cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release);
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cmd->type = QXL_CURSOR_SET;
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cmd->u.set.position.x = qcrtc->cur_x + qcrtc->hot_spot_x;
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cmd->u.set.position.y = qcrtc->cur_y + qcrtc->hot_spot_y;
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cmd->u.set.shape = qxl_bo_physical_address(qdev, cursor_bo, 0);
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cmd->u.set.visible = 1;
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qxl_release_unmap(qdev, release, &cmd->release_info);
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qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
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qxl_release_fence_buffer_objects(release);
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/* finish with the userspace bo */
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ret = qxl_bo_reserve(user_bo, false);
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if (!ret) {
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qxl_bo_unpin(user_bo);
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qxl_bo_unreserve(user_bo);
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}
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drm_gem_object_unreference_unlocked(obj);
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qxl_bo_unref(&cursor_bo);
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return ret;
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out_backoff:
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qxl_release_backoff_reserve_list(release);
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out_free_bo:
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qxl_bo_unref(&cursor_bo);
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out_free_release:
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qxl_release_free(qdev, release);
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out_kunmap:
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qxl_bo_kunmap(user_bo);
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out_unpin:
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qxl_bo_unpin(user_bo);
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out_unref:
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drm_gem_object_unreference_unlocked(obj);
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return ret;
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}
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static int qxl_crtc_cursor_move(struct drm_crtc *crtc,
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int x, int y)
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{
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struct drm_device *dev = crtc->dev;
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struct qxl_device *qdev = dev->dev_private;
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struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
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struct qxl_release *release;
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struct qxl_cursor_cmd *cmd;
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int ret;
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ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd), QXL_RELEASE_CURSOR_CMD,
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&release, NULL);
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if (ret)
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return ret;
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|
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ret = qxl_release_reserve_list(release, true);
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if (ret) {
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qxl_release_free(qdev, release);
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return ret;
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}
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|
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qcrtc->cur_x = x;
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qcrtc->cur_y = y;
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|
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cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release);
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cmd->type = QXL_CURSOR_MOVE;
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cmd->u.position.x = qcrtc->cur_x + qcrtc->hot_spot_x;
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cmd->u.position.y = qcrtc->cur_y + qcrtc->hot_spot_y;
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qxl_release_unmap(qdev, release, &cmd->release_info);
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qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
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qxl_release_fence_buffer_objects(release);
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return 0;
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}
|
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|
|
|
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static const struct drm_crtc_funcs qxl_crtc_funcs = {
|
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.cursor_set2 = qxl_crtc_cursor_set2,
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.cursor_move = qxl_crtc_cursor_move,
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.set_config = drm_crtc_helper_set_config,
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.destroy = qxl_crtc_destroy,
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.page_flip = qxl_crtc_page_flip,
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};
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|
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void qxl_user_framebuffer_destroy(struct drm_framebuffer *fb)
|
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{
|
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struct qxl_framebuffer *qxl_fb = to_qxl_framebuffer(fb);
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|
|
drm_gem_object_unreference_unlocked(qxl_fb->obj);
|
|
drm_framebuffer_cleanup(fb);
|
|
kfree(qxl_fb);
|
|
}
|
|
|
|
static int qxl_framebuffer_surface_dirty(struct drm_framebuffer *fb,
|
|
struct drm_file *file_priv,
|
|
unsigned flags, unsigned color,
|
|
struct drm_clip_rect *clips,
|
|
unsigned num_clips)
|
|
{
|
|
/* TODO: vmwgfx where this was cribbed from had locking. Why? */
|
|
struct qxl_framebuffer *qxl_fb = to_qxl_framebuffer(fb);
|
|
struct qxl_device *qdev = qxl_fb->base.dev->dev_private;
|
|
struct drm_clip_rect norect;
|
|
struct qxl_bo *qobj;
|
|
int inc = 1;
|
|
|
|
drm_modeset_lock_all(fb->dev);
|
|
|
|
qobj = gem_to_qxl_bo(qxl_fb->obj);
|
|
/* if we aren't primary surface ignore this */
|
|
if (!qobj->is_primary) {
|
|
drm_modeset_unlock_all(fb->dev);
|
|
return 0;
|
|
}
|
|
|
|
if (!num_clips) {
|
|
num_clips = 1;
|
|
clips = &norect;
|
|
norect.x1 = norect.y1 = 0;
|
|
norect.x2 = fb->width;
|
|
norect.y2 = fb->height;
|
|
} else if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY) {
|
|
num_clips /= 2;
|
|
inc = 2; /* skip source rects */
|
|
}
|
|
|
|
qxl_draw_dirty_fb(qdev, qxl_fb, qobj, flags, color,
|
|
clips, num_clips, inc);
|
|
|
|
drm_modeset_unlock_all(fb->dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct drm_framebuffer_funcs qxl_fb_funcs = {
|
|
.destroy = qxl_user_framebuffer_destroy,
|
|
.dirty = qxl_framebuffer_surface_dirty,
|
|
/* TODO?
|
|
* .create_handle = qxl_user_framebuffer_create_handle, */
|
|
};
|
|
|
|
int
|
|
qxl_framebuffer_init(struct drm_device *dev,
|
|
struct qxl_framebuffer *qfb,
|
|
const struct drm_mode_fb_cmd2 *mode_cmd,
|
|
struct drm_gem_object *obj,
|
|
const struct drm_framebuffer_funcs *funcs)
|
|
{
|
|
int ret;
|
|
|
|
qfb->obj = obj;
|
|
ret = drm_framebuffer_init(dev, &qfb->base, funcs);
|
|
if (ret) {
|
|
qfb->obj = NULL;
|
|
return ret;
|
|
}
|
|
drm_helper_mode_fill_fb_struct(&qfb->base, mode_cmd);
|
|
return 0;
|
|
}
|
|
|
|
static void qxl_crtc_dpms(struct drm_crtc *crtc, int mode)
|
|
{
|
|
}
|
|
|
|
static bool qxl_crtc_mode_fixup(struct drm_crtc *crtc,
|
|
const struct drm_display_mode *mode,
|
|
struct drm_display_mode *adjusted_mode)
|
|
{
|
|
struct drm_device *dev = crtc->dev;
|
|
struct qxl_device *qdev = dev->dev_private;
|
|
|
|
qxl_io_log(qdev, "%s: (%d,%d) => (%d,%d)\n",
|
|
__func__,
|
|
mode->hdisplay, mode->vdisplay,
|
|
adjusted_mode->hdisplay,
|
|
adjusted_mode->vdisplay);
|
|
return true;
|
|
}
|
|
|
|
void
|
|
qxl_send_monitors_config(struct qxl_device *qdev)
|
|
{
|
|
int i;
|
|
|
|
BUG_ON(!qdev->ram_header->monitors_config);
|
|
|
|
if (qdev->monitors_config->count == 0) {
|
|
qxl_io_log(qdev, "%s: 0 monitors??\n", __func__);
|
|
return;
|
|
}
|
|
for (i = 0 ; i < qdev->monitors_config->count ; ++i) {
|
|
struct qxl_head *head = &qdev->monitors_config->heads[i];
|
|
|
|
if (head->y > 8192 || head->x > 8192 ||
|
|
head->width > 8192 || head->height > 8192) {
|
|
DRM_ERROR("head %d wrong: %dx%d+%d+%d\n",
|
|
i, head->width, head->height,
|
|
head->x, head->y);
|
|
return;
|
|
}
|
|
}
|
|
qxl_io_monitors_config(qdev);
|
|
}
|
|
|
|
static void qxl_monitors_config_set(struct qxl_device *qdev,
|
|
int index,
|
|
unsigned x, unsigned y,
|
|
unsigned width, unsigned height,
|
|
unsigned surf_id)
|
|
{
|
|
DRM_DEBUG_KMS("%d:%dx%d+%d+%d\n", index, width, height, x, y);
|
|
qdev->monitors_config->heads[index].x = x;
|
|
qdev->monitors_config->heads[index].y = y;
|
|
qdev->monitors_config->heads[index].width = width;
|
|
qdev->monitors_config->heads[index].height = height;
|
|
qdev->monitors_config->heads[index].surface_id = surf_id;
|
|
|
|
}
|
|
|
|
static int qxl_crtc_mode_set(struct drm_crtc *crtc,
|
|
struct drm_display_mode *mode,
|
|
struct drm_display_mode *adjusted_mode,
|
|
int x, int y,
|
|
struct drm_framebuffer *old_fb)
|
|
{
|
|
struct drm_device *dev = crtc->dev;
|
|
struct qxl_device *qdev = dev->dev_private;
|
|
struct qxl_framebuffer *qfb;
|
|
struct qxl_bo *bo, *old_bo = NULL;
|
|
struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
|
|
bool recreate_primary = false;
|
|
int ret;
|
|
int surf_id;
|
|
if (!crtc->primary->fb) {
|
|
DRM_DEBUG_KMS("No FB bound\n");
|
|
return 0;
|
|
}
|
|
|
|
if (old_fb) {
|
|
qfb = to_qxl_framebuffer(old_fb);
|
|
old_bo = gem_to_qxl_bo(qfb->obj);
|
|
}
|
|
qfb = to_qxl_framebuffer(crtc->primary->fb);
|
|
bo = gem_to_qxl_bo(qfb->obj);
|
|
DRM_DEBUG("+%d+%d (%d,%d) => (%d,%d)\n",
|
|
x, y,
|
|
mode->hdisplay, mode->vdisplay,
|
|
adjusted_mode->hdisplay,
|
|
adjusted_mode->vdisplay);
|
|
|
|
if (bo->is_primary == false)
|
|
recreate_primary = true;
|
|
|
|
if (bo->surf.stride * bo->surf.height > qdev->vram_size) {
|
|
DRM_ERROR("Mode doesn't fit in vram size (vgamem)");
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = qxl_bo_reserve(bo, false);
|
|
if (ret != 0)
|
|
return ret;
|
|
ret = qxl_bo_pin(bo, bo->type, NULL);
|
|
if (ret != 0) {
|
|
qxl_bo_unreserve(bo);
|
|
return -EINVAL;
|
|
}
|
|
qxl_bo_unreserve(bo);
|
|
if (recreate_primary) {
|
|
qxl_io_destroy_primary(qdev);
|
|
qxl_io_log(qdev,
|
|
"recreate primary: %dx%d,%d,%d\n",
|
|
bo->surf.width, bo->surf.height,
|
|
bo->surf.stride, bo->surf.format);
|
|
qxl_io_create_primary(qdev, 0, bo);
|
|
bo->is_primary = true;
|
|
}
|
|
|
|
if (bo->is_primary) {
|
|
DRM_DEBUG_KMS("setting surface_id to 0 for primary surface %d on crtc %d\n", bo->surface_id, qcrtc->index);
|
|
surf_id = 0;
|
|
} else {
|
|
surf_id = bo->surface_id;
|
|
}
|
|
|
|
if (old_bo && old_bo != bo) {
|
|
old_bo->is_primary = false;
|
|
ret = qxl_bo_reserve(old_bo, false);
|
|
qxl_bo_unpin(old_bo);
|
|
qxl_bo_unreserve(old_bo);
|
|
}
|
|
|
|
qxl_monitors_config_set(qdev, qcrtc->index, x, y,
|
|
mode->hdisplay,
|
|
mode->vdisplay, surf_id);
|
|
return 0;
|
|
}
|
|
|
|
static void qxl_crtc_prepare(struct drm_crtc *crtc)
|
|
{
|
|
DRM_DEBUG("current: %dx%d+%d+%d (%d).\n",
|
|
crtc->mode.hdisplay, crtc->mode.vdisplay,
|
|
crtc->x, crtc->y, crtc->enabled);
|
|
}
|
|
|
|
static void qxl_crtc_commit(struct drm_crtc *crtc)
|
|
{
|
|
DRM_DEBUG("\n");
|
|
}
|
|
|
|
static void qxl_crtc_disable(struct drm_crtc *crtc)
|
|
{
|
|
struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
|
|
struct drm_device *dev = crtc->dev;
|
|
struct qxl_device *qdev = dev->dev_private;
|
|
if (crtc->primary->fb) {
|
|
struct qxl_framebuffer *qfb = to_qxl_framebuffer(crtc->primary->fb);
|
|
struct qxl_bo *bo = gem_to_qxl_bo(qfb->obj);
|
|
int ret;
|
|
ret = qxl_bo_reserve(bo, false);
|
|
qxl_bo_unpin(bo);
|
|
qxl_bo_unreserve(bo);
|
|
crtc->primary->fb = NULL;
|
|
}
|
|
|
|
qxl_monitors_config_set(qdev, qcrtc->index, 0, 0, 0, 0, 0);
|
|
|
|
qxl_send_monitors_config(qdev);
|
|
}
|
|
|
|
static const struct drm_crtc_helper_funcs qxl_crtc_helper_funcs = {
|
|
.dpms = qxl_crtc_dpms,
|
|
.disable = qxl_crtc_disable,
|
|
.mode_fixup = qxl_crtc_mode_fixup,
|
|
.mode_set = qxl_crtc_mode_set,
|
|
.prepare = qxl_crtc_prepare,
|
|
.commit = qxl_crtc_commit,
|
|
};
|
|
|
|
static int qdev_crtc_init(struct drm_device *dev, int crtc_id)
|
|
{
|
|
struct qxl_crtc *qxl_crtc;
|
|
|
|
qxl_crtc = kzalloc(sizeof(struct qxl_crtc), GFP_KERNEL);
|
|
if (!qxl_crtc)
|
|
return -ENOMEM;
|
|
|
|
drm_crtc_init(dev, &qxl_crtc->base, &qxl_crtc_funcs);
|
|
qxl_crtc->index = crtc_id;
|
|
drm_crtc_helper_add(&qxl_crtc->base, &qxl_crtc_helper_funcs);
|
|
return 0;
|
|
}
|
|
|
|
static void qxl_enc_dpms(struct drm_encoder *encoder, int mode)
|
|
{
|
|
DRM_DEBUG("\n");
|
|
}
|
|
|
|
static void qxl_enc_prepare(struct drm_encoder *encoder)
|
|
{
|
|
DRM_DEBUG("\n");
|
|
}
|
|
|
|
static void qxl_write_monitors_config_for_encoder(struct qxl_device *qdev,
|
|
struct drm_encoder *encoder)
|
|
{
|
|
int i;
|
|
struct qxl_output *output = drm_encoder_to_qxl_output(encoder);
|
|
struct qxl_head *head;
|
|
struct drm_display_mode *mode;
|
|
|
|
BUG_ON(!encoder);
|
|
/* TODO: ugly, do better */
|
|
i = output->index;
|
|
if (!qdev->monitors_config ||
|
|
qdev->monitors_config->max_allowed <= i) {
|
|
DRM_ERROR(
|
|
"head number too large or missing monitors config: %p, %d",
|
|
qdev->monitors_config,
|
|
qdev->monitors_config ?
|
|
qdev->monitors_config->max_allowed : -1);
|
|
return;
|
|
}
|
|
if (!encoder->crtc) {
|
|
DRM_ERROR("missing crtc on encoder %p\n", encoder);
|
|
return;
|
|
}
|
|
if (i != 0)
|
|
DRM_DEBUG("missing for multiple monitors: no head holes\n");
|
|
head = &qdev->monitors_config->heads[i];
|
|
head->id = i;
|
|
if (encoder->crtc->enabled) {
|
|
mode = &encoder->crtc->mode;
|
|
head->width = mode->hdisplay;
|
|
head->height = mode->vdisplay;
|
|
head->x = encoder->crtc->x;
|
|
head->y = encoder->crtc->y;
|
|
if (qdev->monitors_config->count < i + 1)
|
|
qdev->monitors_config->count = i + 1;
|
|
} else {
|
|
head->width = 0;
|
|
head->height = 0;
|
|
head->x = 0;
|
|
head->y = 0;
|
|
}
|
|
DRM_DEBUG_KMS("setting head %d to +%d+%d %dx%d out of %d\n",
|
|
i, head->x, head->y, head->width, head->height, qdev->monitors_config->count);
|
|
head->flags = 0;
|
|
/* TODO - somewhere else to call this for multiple monitors
|
|
* (config_commit?) */
|
|
qxl_send_monitors_config(qdev);
|
|
}
|
|
|
|
static void qxl_enc_commit(struct drm_encoder *encoder)
|
|
{
|
|
struct qxl_device *qdev = encoder->dev->dev_private;
|
|
|
|
qxl_write_monitors_config_for_encoder(qdev, encoder);
|
|
DRM_DEBUG("\n");
|
|
}
|
|
|
|
static void qxl_enc_mode_set(struct drm_encoder *encoder,
|
|
struct drm_display_mode *mode,
|
|
struct drm_display_mode *adjusted_mode)
|
|
{
|
|
DRM_DEBUG("\n");
|
|
}
|
|
|
|
static int qxl_conn_get_modes(struct drm_connector *connector)
|
|
{
|
|
int ret = 0;
|
|
struct qxl_device *qdev = connector->dev->dev_private;
|
|
unsigned pwidth = 1024;
|
|
unsigned pheight = 768;
|
|
|
|
DRM_DEBUG_KMS("monitors_config=%p\n", qdev->monitors_config);
|
|
/* TODO: what should we do here? only show the configured modes for the
|
|
* device, or allow the full list, or both? */
|
|
if (qdev->monitors_config && qdev->monitors_config->count) {
|
|
ret = qxl_add_monitors_config_modes(connector, &pwidth, &pheight);
|
|
if (ret < 0)
|
|
return ret;
|
|
}
|
|
ret += qxl_add_common_modes(connector, pwidth, pheight);
|
|
return ret;
|
|
}
|
|
|
|
static int qxl_conn_mode_valid(struct drm_connector *connector,
|
|
struct drm_display_mode *mode)
|
|
{
|
|
struct drm_device *ddev = connector->dev;
|
|
struct qxl_device *qdev = ddev->dev_private;
|
|
int i;
|
|
|
|
/* TODO: is this called for user defined modes? (xrandr --add-mode)
|
|
* TODO: check that the mode fits in the framebuffer */
|
|
|
|
if(qdev->monitors_config_width == mode->hdisplay &&
|
|
qdev->monitors_config_height == mode->vdisplay)
|
|
return MODE_OK;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(common_modes); i++) {
|
|
if (common_modes[i].w == mode->hdisplay && common_modes[i].h == mode->vdisplay)
|
|
return MODE_OK;
|
|
}
|
|
return MODE_BAD;
|
|
}
|
|
|
|
static struct drm_encoder *qxl_best_encoder(struct drm_connector *connector)
|
|
{
|
|
struct qxl_output *qxl_output =
|
|
drm_connector_to_qxl_output(connector);
|
|
|
|
DRM_DEBUG("\n");
|
|
return &qxl_output->enc;
|
|
}
|
|
|
|
|
|
static const struct drm_encoder_helper_funcs qxl_enc_helper_funcs = {
|
|
.dpms = qxl_enc_dpms,
|
|
.prepare = qxl_enc_prepare,
|
|
.mode_set = qxl_enc_mode_set,
|
|
.commit = qxl_enc_commit,
|
|
};
|
|
|
|
static const struct drm_connector_helper_funcs qxl_connector_helper_funcs = {
|
|
.get_modes = qxl_conn_get_modes,
|
|
.mode_valid = qxl_conn_mode_valid,
|
|
.best_encoder = qxl_best_encoder,
|
|
};
|
|
|
|
static enum drm_connector_status qxl_conn_detect(
|
|
struct drm_connector *connector,
|
|
bool force)
|
|
{
|
|
struct qxl_output *output =
|
|
drm_connector_to_qxl_output(connector);
|
|
struct drm_device *ddev = connector->dev;
|
|
struct qxl_device *qdev = ddev->dev_private;
|
|
bool connected = false;
|
|
|
|
/* The first monitor is always connected */
|
|
if (!qdev->client_monitors_config) {
|
|
if (output->index == 0)
|
|
connected = true;
|
|
} else
|
|
connected = qdev->client_monitors_config->count > output->index &&
|
|
qxl_head_enabled(&qdev->client_monitors_config->heads[output->index]);
|
|
|
|
DRM_DEBUG("#%d connected: %d\n", output->index, connected);
|
|
if (!connected)
|
|
qxl_monitors_config_set(qdev, output->index, 0, 0, 0, 0, 0);
|
|
|
|
return connected ? connector_status_connected
|
|
: connector_status_disconnected;
|
|
}
|
|
|
|
static int qxl_conn_set_property(struct drm_connector *connector,
|
|
struct drm_property *property,
|
|
uint64_t value)
|
|
{
|
|
DRM_DEBUG("\n");
|
|
return 0;
|
|
}
|
|
|
|
static void qxl_conn_destroy(struct drm_connector *connector)
|
|
{
|
|
struct qxl_output *qxl_output =
|
|
drm_connector_to_qxl_output(connector);
|
|
|
|
drm_connector_unregister(connector);
|
|
drm_connector_cleanup(connector);
|
|
kfree(qxl_output);
|
|
}
|
|
|
|
static const struct drm_connector_funcs qxl_connector_funcs = {
|
|
.dpms = drm_helper_connector_dpms,
|
|
.detect = qxl_conn_detect,
|
|
.fill_modes = drm_helper_probe_single_connector_modes,
|
|
.set_property = qxl_conn_set_property,
|
|
.destroy = qxl_conn_destroy,
|
|
};
|
|
|
|
static void qxl_enc_destroy(struct drm_encoder *encoder)
|
|
{
|
|
drm_encoder_cleanup(encoder);
|
|
}
|
|
|
|
static const struct drm_encoder_funcs qxl_enc_funcs = {
|
|
.destroy = qxl_enc_destroy,
|
|
};
|
|
|
|
static int qxl_mode_create_hotplug_mode_update_property(struct qxl_device *qdev)
|
|
{
|
|
if (qdev->hotplug_mode_update_property)
|
|
return 0;
|
|
|
|
qdev->hotplug_mode_update_property =
|
|
drm_property_create_range(qdev->ddev, DRM_MODE_PROP_IMMUTABLE,
|
|
"hotplug_mode_update", 0, 1);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int qdev_output_init(struct drm_device *dev, int num_output)
|
|
{
|
|
struct qxl_device *qdev = dev->dev_private;
|
|
struct qxl_output *qxl_output;
|
|
struct drm_connector *connector;
|
|
struct drm_encoder *encoder;
|
|
|
|
qxl_output = kzalloc(sizeof(struct qxl_output), GFP_KERNEL);
|
|
if (!qxl_output)
|
|
return -ENOMEM;
|
|
|
|
qxl_output->index = num_output;
|
|
|
|
connector = &qxl_output->base;
|
|
encoder = &qxl_output->enc;
|
|
drm_connector_init(dev, &qxl_output->base,
|
|
&qxl_connector_funcs, DRM_MODE_CONNECTOR_VIRTUAL);
|
|
|
|
drm_encoder_init(dev, &qxl_output->enc, &qxl_enc_funcs,
|
|
DRM_MODE_ENCODER_VIRTUAL, NULL);
|
|
|
|
/* we get HPD via client monitors config */
|
|
connector->polled = DRM_CONNECTOR_POLL_HPD;
|
|
encoder->possible_crtcs = 1 << num_output;
|
|
drm_mode_connector_attach_encoder(&qxl_output->base,
|
|
&qxl_output->enc);
|
|
drm_encoder_helper_add(encoder, &qxl_enc_helper_funcs);
|
|
drm_connector_helper_add(connector, &qxl_connector_helper_funcs);
|
|
|
|
drm_object_attach_property(&connector->base,
|
|
qdev->hotplug_mode_update_property, 0);
|
|
drm_object_attach_property(&connector->base,
|
|
dev->mode_config.suggested_x_property, 0);
|
|
drm_object_attach_property(&connector->base,
|
|
dev->mode_config.suggested_y_property, 0);
|
|
drm_connector_register(connector);
|
|
return 0;
|
|
}
|
|
|
|
static struct drm_framebuffer *
|
|
qxl_user_framebuffer_create(struct drm_device *dev,
|
|
struct drm_file *file_priv,
|
|
const struct drm_mode_fb_cmd2 *mode_cmd)
|
|
{
|
|
struct drm_gem_object *obj;
|
|
struct qxl_framebuffer *qxl_fb;
|
|
int ret;
|
|
|
|
obj = drm_gem_object_lookup(file_priv, mode_cmd->handles[0]);
|
|
if (!obj)
|
|
return NULL;
|
|
|
|
qxl_fb = kzalloc(sizeof(*qxl_fb), GFP_KERNEL);
|
|
if (qxl_fb == NULL)
|
|
return NULL;
|
|
|
|
ret = qxl_framebuffer_init(dev, qxl_fb, mode_cmd, obj, &qxl_fb_funcs);
|
|
if (ret) {
|
|
kfree(qxl_fb);
|
|
drm_gem_object_unreference_unlocked(obj);
|
|
return NULL;
|
|
}
|
|
|
|
return &qxl_fb->base;
|
|
}
|
|
|
|
static const struct drm_mode_config_funcs qxl_mode_funcs = {
|
|
.fb_create = qxl_user_framebuffer_create,
|
|
};
|
|
|
|
int qxl_create_monitors_object(struct qxl_device *qdev)
|
|
{
|
|
int ret;
|
|
struct drm_gem_object *gobj;
|
|
int max_allowed = qxl_num_crtc;
|
|
int monitors_config_size = sizeof(struct qxl_monitors_config) +
|
|
max_allowed * sizeof(struct qxl_head);
|
|
|
|
ret = qxl_gem_object_create(qdev, monitors_config_size, 0,
|
|
QXL_GEM_DOMAIN_VRAM,
|
|
false, false, NULL, &gobj);
|
|
if (ret) {
|
|
DRM_ERROR("%s: failed to create gem ret=%d\n", __func__, ret);
|
|
return -ENOMEM;
|
|
}
|
|
qdev->monitors_config_bo = gem_to_qxl_bo(gobj);
|
|
|
|
ret = qxl_bo_reserve(qdev->monitors_config_bo, false);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = qxl_bo_pin(qdev->monitors_config_bo, QXL_GEM_DOMAIN_VRAM, NULL);
|
|
if (ret) {
|
|
qxl_bo_unreserve(qdev->monitors_config_bo);
|
|
return ret;
|
|
}
|
|
|
|
qxl_bo_unreserve(qdev->monitors_config_bo);
|
|
|
|
qxl_bo_kmap(qdev->monitors_config_bo, NULL);
|
|
|
|
qdev->monitors_config = qdev->monitors_config_bo->kptr;
|
|
qdev->ram_header->monitors_config =
|
|
qxl_bo_physical_address(qdev, qdev->monitors_config_bo, 0);
|
|
|
|
memset(qdev->monitors_config, 0, monitors_config_size);
|
|
qdev->monitors_config->max_allowed = max_allowed;
|
|
return 0;
|
|
}
|
|
|
|
int qxl_destroy_monitors_object(struct qxl_device *qdev)
|
|
{
|
|
int ret;
|
|
|
|
qdev->monitors_config = NULL;
|
|
qdev->ram_header->monitors_config = 0;
|
|
|
|
qxl_bo_kunmap(qdev->monitors_config_bo);
|
|
ret = qxl_bo_reserve(qdev->monitors_config_bo, false);
|
|
if (ret)
|
|
return ret;
|
|
|
|
qxl_bo_unpin(qdev->monitors_config_bo);
|
|
qxl_bo_unreserve(qdev->monitors_config_bo);
|
|
|
|
qxl_bo_unref(&qdev->monitors_config_bo);
|
|
return 0;
|
|
}
|
|
|
|
int qxl_modeset_init(struct qxl_device *qdev)
|
|
{
|
|
int i;
|
|
int ret;
|
|
|
|
drm_mode_config_init(qdev->ddev);
|
|
|
|
ret = qxl_create_monitors_object(qdev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
qdev->ddev->mode_config.funcs = (void *)&qxl_mode_funcs;
|
|
|
|
/* modes will be validated against the framebuffer size */
|
|
qdev->ddev->mode_config.min_width = 320;
|
|
qdev->ddev->mode_config.min_height = 200;
|
|
qdev->ddev->mode_config.max_width = 8192;
|
|
qdev->ddev->mode_config.max_height = 8192;
|
|
|
|
qdev->ddev->mode_config.fb_base = qdev->vram_base;
|
|
|
|
drm_mode_create_suggested_offset_properties(qdev->ddev);
|
|
qxl_mode_create_hotplug_mode_update_property(qdev);
|
|
|
|
for (i = 0 ; i < qxl_num_crtc; ++i) {
|
|
qdev_crtc_init(qdev->ddev, i);
|
|
qdev_output_init(qdev->ddev, i);
|
|
}
|
|
|
|
qdev->mode_info.mode_config_initialized = true;
|
|
|
|
/* primary surface must be created by this point, to allow
|
|
* issuing command queue commands and having them read by
|
|
* spice server. */
|
|
qxl_fbdev_init(qdev);
|
|
return 0;
|
|
}
|
|
|
|
void qxl_modeset_fini(struct qxl_device *qdev)
|
|
{
|
|
qxl_fbdev_fini(qdev);
|
|
|
|
qxl_destroy_monitors_object(qdev);
|
|
if (qdev->mode_info.mode_config_initialized) {
|
|
drm_mode_config_cleanup(qdev->ddev);
|
|
qdev->mode_info.mode_config_initialized = false;
|
|
}
|
|
}
|