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path: root/drivers/gpu/drm/qxl/qxl_cmd.c
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Diffstat (limited to 'drivers/gpu/drm/qxl/qxl_cmd.c')
-rw-r--r--drivers/gpu/drm/qxl/qxl_cmd.c82
1 files changed, 41 insertions, 41 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_cmd.c b/drivers/gpu/drm/qxl/qxl_cmd.c
index dffc5093ff16..2e3200db2f39 100644
--- a/drivers/gpu/drm/qxl/qxl_cmd.c
+++ b/drivers/gpu/drm/qxl/qxl_cmd.c
@@ -25,6 +25,11 @@
/* QXL cmd/ring handling */
+#include <linux/delay.h>
+
+#include <drm/drm_print.h>
+#include <drm/drm_util.h>
+
#include "qxl_drv.h"
#include "qxl_object.h"
@@ -32,7 +37,7 @@ static int qxl_reap_surface_id(struct qxl_device *qdev, int max_to_reap);
struct ring {
struct qxl_ring_header header;
- uint8_t elements[0];
+ uint8_t elements[];
};
struct qxl_ring {
@@ -49,17 +54,11 @@ void qxl_ring_free(struct qxl_ring *ring)
kfree(ring);
}
-void qxl_ring_init_hdr(struct qxl_ring *ring)
-{
- ring->ring->header.notify_on_prod = ring->n_elements;
-}
-
struct qxl_ring *
qxl_ring_create(struct qxl_ring_header *header,
int element_size,
int n_elements,
int prod_notify,
- bool set_prod_notify,
wait_queue_head_t *push_event)
{
struct qxl_ring *ring;
@@ -73,8 +72,6 @@ qxl_ring_create(struct qxl_ring_header *header,
ring->n_elements = n_elements;
ring->prod_notify = prod_notify;
ring->push_event = push_event;
- if (set_prod_notify)
- qxl_ring_init_hdr(ring);
spin_lock_init(&ring->lock);
return ring;
}
@@ -250,6 +247,7 @@ int qxl_garbage_collect(struct qxl_device *qdev)
}
}
+ wake_up_all(&qdev->release_event);
DRM_DEBUG_DRIVER("%d\n", i);
return i;
@@ -264,7 +262,7 @@ int qxl_alloc_bo_reserved(struct qxl_device *qdev,
int ret;
ret = qxl_bo_create(qdev, size, false /* not kernel - device */,
- false, QXL_GEM_DOMAIN_VRAM, NULL, &bo);
+ false, QXL_GEM_DOMAIN_VRAM, 0, NULL, &bo);
if (ret) {
DRM_ERROR("failed to allocate VRAM BO\n");
return ret;
@@ -372,25 +370,25 @@ void qxl_io_flush_surfaces(struct qxl_device *qdev)
void qxl_io_destroy_primary(struct qxl_device *qdev)
{
wait_for_io_cmd(qdev, 0, QXL_IO_DESTROY_PRIMARY_ASYNC);
- qdev->primary_created = false;
+ qdev->primary_bo->is_primary = false;
+ drm_gem_object_put(&qdev->primary_bo->tbo.base);
+ qdev->primary_bo = NULL;
}
-void qxl_io_create_primary(struct qxl_device *qdev,
- unsigned int offset, struct qxl_bo *bo)
+void qxl_io_create_primary(struct qxl_device *qdev, struct qxl_bo *bo)
{
struct qxl_surface_create *create;
+ if (WARN_ON(qdev->primary_bo))
+ return;
+
DRM_DEBUG_DRIVER("qdev %p, ram_header %p\n", qdev, qdev->ram_header);
create = &qdev->ram_header->create_surface;
create->format = bo->surf.format;
create->width = bo->surf.width;
create->height = bo->surf.height;
create->stride = bo->surf.stride;
- if (bo->shadow) {
- create->mem = qxl_bo_physical_address(qdev, bo->shadow, offset);
- } else {
- create->mem = qxl_bo_physical_address(qdev, bo, offset);
- }
+ create->mem = qxl_bo_physical_address(qdev, bo, 0);
DRM_DEBUG_DRIVER("mem = %llx, from %p\n", create->mem, bo->kptr);
@@ -398,7 +396,9 @@ void qxl_io_create_primary(struct qxl_device *qdev,
create->type = QXL_SURF_TYPE_PRIMARY;
wait_for_io_cmd(qdev, 0, QXL_IO_CREATE_PRIMARY_ASYNC);
- qdev->primary_created = true;
+ qdev->primary_bo = bo;
+ qdev->primary_bo->is_primary = true;
+ drm_gem_object_get(&qdev->primary_bo->tbo.base);
}
void qxl_io_memslot_add(struct qxl_device *qdev, uint8_t id)
@@ -422,7 +422,6 @@ int qxl_surface_id_alloc(struct qxl_device *qdev,
{
uint32_t handle;
int idr_ret;
- int count = 0;
again:
idr_preload(GFP_ATOMIC);
spin_lock(&qdev->surf_id_idr_lock);
@@ -434,7 +433,6 @@ again:
handle = idr_ret;
if (handle >= qdev->rom->n_surfaces) {
- count++;
spin_lock(&qdev->surf_id_idr_lock);
idr_remove(&qdev->surf_id_idr, handle);
spin_unlock(&qdev->surf_id_idr_lock);
@@ -458,8 +456,7 @@ void qxl_surface_id_dealloc(struct qxl_device *qdev,
}
int qxl_hw_surface_alloc(struct qxl_device *qdev,
- struct qxl_bo *surf,
- struct ttm_mem_reg *new_mem)
+ struct qxl_bo *surf)
{
struct qxl_surface_cmd *cmd;
struct qxl_release *release;
@@ -475,9 +472,10 @@ int qxl_hw_surface_alloc(struct qxl_device *qdev,
return ret;
ret = qxl_release_reserve_list(release, true);
- if (ret)
+ if (ret) {
+ qxl_release_free(qdev, release);
return ret;
-
+ }
cmd = (struct qxl_surface_cmd *)qxl_release_map(qdev, release);
cmd->type = QXL_SURFACE_CMD_CREATE;
cmd->flags = QXL_SURF_FLAG_KEEP_DATA;
@@ -485,16 +483,7 @@ int qxl_hw_surface_alloc(struct qxl_device *qdev,
cmd->u.surface_create.width = surf->surf.width;
cmd->u.surface_create.height = surf->surf.height;
cmd->u.surface_create.stride = surf->surf.stride;
- if (new_mem) {
- int slot_id = surf->type == QXL_GEM_DOMAIN_VRAM ? qdev->main_mem_slot : qdev->surfaces_mem_slot;
- struct qxl_memslot *slot = &(qdev->mem_slots[slot_id]);
-
- /* TODO - need to hold one of the locks to read tbo.offset */
- cmd->u.surface_create.data = slot->high_bits;
-
- cmd->u.surface_create.data |= (new_mem->start << PAGE_SHIFT) + surf->tbo.bdev->man[new_mem->mem_type].gpu_offset;
- } else
- cmd->u.surface_create.data = qxl_bo_physical_address(qdev, surf, 0);
+ cmd->u.surface_create.data = qxl_bo_physical_address(qdev, surf, 0);
cmd->surface_id = surf->surface_id;
qxl_release_unmap(qdev, release, &cmd->release_info);
@@ -503,8 +492,8 @@ int qxl_hw_surface_alloc(struct qxl_device *qdev,
/* no need to add a release to the fence for this surface bo,
since it is only released when we ask to destroy the surface
and it would never signal otherwise */
- qxl_push_command_ring_release(qdev, release, QXL_CMD_SURFACE, false);
qxl_release_fence_buffer_objects(release);
+ qxl_push_command_ring_release(qdev, release, QXL_CMD_SURFACE, false);
surf->hw_surf_alloc = true;
spin_lock(&qdev->surf_id_idr_lock);
@@ -546,9 +535,8 @@ int qxl_hw_surface_dealloc(struct qxl_device *qdev,
cmd->surface_id = id;
qxl_release_unmap(qdev, release, &cmd->release_info);
- qxl_push_command_ring_release(qdev, release, QXL_CMD_SURFACE, false);
-
qxl_release_fence_buffer_objects(release);
+ qxl_push_command_ring_release(qdev, release, QXL_CMD_SURFACE, false);
return 0;
}
@@ -590,16 +578,28 @@ void qxl_surface_evict(struct qxl_device *qdev, struct qxl_bo *surf, bool do_upd
static int qxl_reap_surf(struct qxl_device *qdev, struct qxl_bo *surf, bool stall)
{
- int ret;
+ long ret;
- ret = qxl_bo_reserve(surf, false);
+ ret = qxl_bo_reserve(surf);
if (ret)
return ret;
if (stall)
mutex_unlock(&qdev->surf_evict_mutex);
- ret = ttm_bo_wait(&surf->tbo, true, !stall);
+ if (stall) {
+ ret = dma_resv_wait_timeout(surf->tbo.base.resv,
+ DMA_RESV_USAGE_BOOKKEEP, true,
+ 15 * HZ);
+ if (ret > 0)
+ ret = 0;
+ else if (ret == 0)
+ ret = -EBUSY;
+ } else {
+ ret = dma_resv_test_signaled(surf->tbo.base.resv,
+ DMA_RESV_USAGE_BOOKKEEP);
+ ret = ret ? -EBUSY : 0;
+ }
if (stall)
mutex_lock(&qdev->surf_evict_mutex);
generated by cgit (git 2.34.1) at 2025-12-24 21:21:38 +0000