From 071106ecf68c401173c58808b1cf5f68cc50d390 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 05 Jan 2024 08:39:27 +0000
Subject: [PATCH] change wifi driver to cypress
---
kernel/drivers/gpu/drm/virtio/virtgpu_plane.c | 167 ++++++++++++++++++++++++++++++++++++-------------------
1 files changed, 108 insertions(+), 59 deletions(-)
diff --git a/kernel/drivers/gpu/drm/virtio/virtgpu_plane.c b/kernel/drivers/gpu/drm/virtio/virtgpu_plane.c
index 7eaac3b..9028ba6 100644
--- a/kernel/drivers/gpu/drm/virtio/virtgpu_plane.c
+++ b/kernel/drivers/gpu/drm/virtio/virtgpu_plane.c
@@ -23,9 +23,12 @@
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
-#include "virtgpu_drv.h"
-#include <drm/drm_plane_helper.h>
#include <drm/drm_atomic_helper.h>
+#include <drm/drm_damage_helper.h>
+#include <drm/drm_fourcc.h>
+#include <drm/drm_plane_helper.h>
+
+#include "virtgpu_drv.h"
static const uint32_t virtio_gpu_formats[] = {
DRM_FORMAT_XRGB8888,
@@ -39,11 +42,7 @@
};
static const uint32_t virtio_gpu_cursor_formats[] = {
-#ifdef __BIG_ENDIAN
- DRM_FORMAT_BGRA8888,
-#else
- DRM_FORMAT_ARGB8888,
-#endif
+ DRM_FORMAT_HOST_ARGB8888,
};
uint32_t virtio_gpu_translate_format(uint32_t drm_fourcc)
@@ -132,7 +131,45 @@
static int virtio_gpu_plane_atomic_check(struct drm_plane *plane,
struct drm_plane_state *state)
{
- return 0;
+ bool is_cursor = plane->type == DRM_PLANE_TYPE_CURSOR;
+ struct drm_crtc_state *crtc_state;
+ int ret;
+
+ if (!state->fb || WARN_ON(!state->crtc))
+ return 0;
+
+ crtc_state = drm_atomic_get_crtc_state(state->state, state->crtc);
+ if (IS_ERR(crtc_state))
+ return PTR_ERR(crtc_state);
+
+ ret = drm_atomic_helper_check_plane_state(state, crtc_state,
+ DRM_PLANE_HELPER_NO_SCALING,
+ DRM_PLANE_HELPER_NO_SCALING,
+ is_cursor, true);
+ return ret;
+}
+
+static void virtio_gpu_update_dumb_bo(struct virtio_gpu_device *vgdev,
+ struct drm_plane_state *state,
+ struct drm_rect *rect)
+{
+ struct virtio_gpu_object *bo =
+ gem_to_virtio_gpu_obj(state->fb->obj[0]);
+ struct virtio_gpu_object_array *objs;
+ uint32_t w = rect->x2 - rect->x1;
+ uint32_t h = rect->y2 - rect->y1;
+ uint32_t x = rect->x1;
+ uint32_t y = rect->y1;
+ uint32_t off = x * state->fb->format->cpp[0] +
+ y * state->fb->pitches[0];
+
+ objs = virtio_gpu_array_alloc(1);
+ if (!objs)
+ return;
+ virtio_gpu_array_add_obj(objs, &bo->base.base);
+
+ virtio_gpu_cmd_transfer_to_host_2d(vgdev, off, w, h, x, y,
+ objs, NULL);
}
static void virtio_gpu_primary_plane_update(struct drm_plane *plane,
@@ -141,9 +178,8 @@
struct drm_device *dev = plane->dev;
struct virtio_gpu_device *vgdev = dev->dev_private;
struct virtio_gpu_output *output = NULL;
- struct virtio_gpu_framebuffer *vgfb;
struct virtio_gpu_object *bo;
- uint32_t handle;
+ struct drm_rect rect;
if (plane->state->crtc)
output = drm_crtc_to_virtio_gpu_output(plane->state->crtc);
@@ -152,40 +188,52 @@
if (WARN_ON(!output))
return;
- if (plane->state->fb && output->enabled) {
- vgfb = to_virtio_gpu_framebuffer(plane->state->fb);
- bo = gem_to_virtio_gpu_obj(vgfb->base.obj[0]);
- handle = bo->hw_res_handle;
- if (bo->dumb) {
- virtio_gpu_cmd_transfer_to_host_2d
- (vgdev, bo, 0,
- cpu_to_le32(plane->state->src_w >> 16),
- cpu_to_le32(plane->state->src_h >> 16),
- cpu_to_le32(plane->state->src_x >> 16),
- cpu_to_le32(plane->state->src_y >> 16), NULL);
- }
- } else {
- handle = 0;
+ if (!plane->state->fb || !output->crtc.state->active) {
+ DRM_DEBUG("nofb\n");
+ virtio_gpu_cmd_set_scanout(vgdev, output->index, 0,
+ plane->state->src_w >> 16,
+ plane->state->src_h >> 16,
+ 0, 0);
+ virtio_gpu_notify(vgdev);
+ return;
}
- DRM_DEBUG("handle 0x%x, crtc %dx%d+%d+%d, src %dx%d+%d+%d\n", handle,
- plane->state->crtc_w, plane->state->crtc_h,
- plane->state->crtc_x, plane->state->crtc_y,
- plane->state->src_w >> 16,
- plane->state->src_h >> 16,
- plane->state->src_x >> 16,
- plane->state->src_y >> 16);
- virtio_gpu_cmd_set_scanout(vgdev, output->index, handle,
- plane->state->src_w >> 16,
- plane->state->src_h >> 16,
- plane->state->src_x >> 16,
- plane->state->src_y >> 16);
- if (handle)
- virtio_gpu_cmd_resource_flush(vgdev, handle,
- plane->state->src_x >> 16,
- plane->state->src_y >> 16,
- plane->state->src_w >> 16,
- plane->state->src_h >> 16);
+ if (!drm_atomic_helper_damage_merged(old_state, plane->state, &rect))
+ return;
+
+ bo = gem_to_virtio_gpu_obj(plane->state->fb->obj[0]);
+ if (bo->dumb)
+ virtio_gpu_update_dumb_bo(vgdev, plane->state, &rect);
+
+ if (plane->state->fb != old_state->fb ||
+ plane->state->src_w != old_state->src_w ||
+ plane->state->src_h != old_state->src_h ||
+ plane->state->src_x != old_state->src_x ||
+ plane->state->src_y != old_state->src_y ||
+ output->needs_modeset) {
+ output->needs_modeset = false;
+ DRM_DEBUG("handle 0x%x, crtc %dx%d+%d+%d, src %dx%d+%d+%d\n",
+ bo->hw_res_handle,
+ plane->state->crtc_w, plane->state->crtc_h,
+ plane->state->crtc_x, plane->state->crtc_y,
+ plane->state->src_w >> 16,
+ plane->state->src_h >> 16,
+ plane->state->src_x >> 16,
+ plane->state->src_y >> 16);
+ virtio_gpu_cmd_set_scanout(vgdev, output->index,
+ bo->hw_res_handle,
+ plane->state->src_w >> 16,
+ plane->state->src_h >> 16,
+ plane->state->src_x >> 16,
+ plane->state->src_y >> 16);
+ }
+
+ virtio_gpu_cmd_resource_flush(vgdev, bo->hw_res_handle,
+ rect.x1,
+ rect.y1,
+ rect.x2 - rect.x1,
+ rect.y2 - rect.y1);
+ virtio_gpu_notify(vgdev);
}
static int virtio_gpu_cursor_prepare_fb(struct drm_plane *plane,
@@ -211,14 +259,14 @@
}
static void virtio_gpu_cursor_cleanup_fb(struct drm_plane *plane,
- struct drm_plane_state *old_state)
+ struct drm_plane_state *state)
{
struct virtio_gpu_framebuffer *vgfb;
- if (!plane->state->fb)
+ if (!state->fb)
return;
- vgfb = to_virtio_gpu_framebuffer(plane->state->fb);
+ vgfb = to_virtio_gpu_framebuffer(state->fb);
if (vgfb->fence) {
dma_fence_put(&vgfb->fence->f);
vgfb->fence = NULL;
@@ -234,7 +282,6 @@
struct virtio_gpu_framebuffer *vgfb;
struct virtio_gpu_object *bo = NULL;
uint32_t handle;
- int ret = 0;
if (plane->state->crtc)
output = drm_crtc_to_virtio_gpu_output(plane->state->crtc);
@@ -253,20 +300,22 @@
if (bo && bo->dumb && (plane->state->fb != old_state->fb)) {
/* new cursor -- update & wait */
+ struct virtio_gpu_object_array *objs;
+
+ objs = virtio_gpu_array_alloc(1);
+ if (!objs)
+ return;
+ virtio_gpu_array_add_obj(objs, vgfb->base.obj[0]);
+ virtio_gpu_array_lock_resv(objs);
virtio_gpu_cmd_transfer_to_host_2d
- (vgdev, bo, 0,
- cpu_to_le32(plane->state->crtc_w),
- cpu_to_le32(plane->state->crtc_h),
- 0, 0, vgfb->fence);
- ret = virtio_gpu_object_reserve(bo, false);
- if (!ret) {
- reservation_object_add_excl_fence(bo->tbo.resv,
- &vgfb->fence->f);
- dma_fence_put(&vgfb->fence->f);
- vgfb->fence = NULL;
- virtio_gpu_object_unreserve(bo);
- virtio_gpu_object_wait(bo, false);
- }
+ (vgdev, 0,
+ plane->state->crtc_w,
+ plane->state->crtc_h,
+ 0, 0, objs, vgfb->fence);
+ virtio_gpu_notify(vgdev);
+ dma_fence_wait(&vgfb->fence->f, true);
+ dma_fence_put(&vgfb->fence->f);
+ vgfb->fence = NULL;
}
if (plane->state->fb != old_state->fb) {
--
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