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backend-drm: extract device from backend

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Extract the kms device from the backend to allow a better separation of the
backend and the kms device. This will allow to handle multiple kms devices with
a single drm backend.

Signed-off-by: Michael Tretter <m.tretter@pengutronix.de>
dev
Michael Tretter 3 years ago committed by Daniel Stone
parent 2860933ded
commit 0d967bd7f4
10 changed files with 382 additions and 272 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 11
      libweston/backend-drm/drm-gbm.c
  2. 70
      libweston/backend-drm/drm-internal.h
  3. 9
      libweston/backend-drm/drm-virtual.c
  4. 298
      libweston/backend-drm/drm.c
  5. 39
      libweston/backend-drm/fb.c
  6. 5
      libweston/backend-drm/kms-color.c
  7. 140
      libweston/backend-drm/kms.c
  8. 24
      libweston/backend-drm/modes.c
  9. 8
      libweston/backend-drm/state-helpers.c
  10. 50
      libweston/backend-drm/state-propose.c

11
libweston/backend-drm/drm-gbm.c
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@ -118,8 +118,9 @@ drm_backend_create_gl_renderer(struct drm_backend *b)
int int
init_egl(struct drm_backend *b) init_egl(struct drm_backend *b)
{ {
b->gbm = create_gbm_device(b->drm.fd); struct drm_device *device = b->drm;
b->gbm = create_gbm_device(device->drm.fd);
if (!b->gbm) if (!b->gbm)
return -1; return -1;
@ -145,6 +146,7 @@ static void drm_output_fini_cursor_egl(struct drm_output *output)
static int static int
drm_output_init_cursor_egl(struct drm_output *output, struct drm_backend *b) drm_output_init_cursor_egl(struct drm_output *output, struct drm_backend *b)
{ {
struct drm_device *device = b->drm;
unsigned int i; unsigned int i;
/* No point creating cursors if we don't have a plane for them. */ /* No point creating cursors if we don't have a plane for them. */
@ -154,7 +156,7 @@ drm_output_init_cursor_egl(struct drm_output *output, struct drm_backend *b)
for (i = 0; i < ARRAY_LENGTH(output->gbm_cursor_fb); i++) { for (i = 0; i < ARRAY_LENGTH(output->gbm_cursor_fb); i++) {
struct gbm_bo *bo; struct gbm_bo *bo;
bo = gbm_bo_create(b->gbm, b->cursor_width, b->cursor_height, bo = gbm_bo_create(b->gbm, device->cursor_width, device->cursor_height,
GBM_FORMAT_ARGB8888, GBM_FORMAT_ARGB8888,
GBM_BO_USE_CURSOR | GBM_BO_USE_WRITE); GBM_BO_USE_CURSOR | GBM_BO_USE_WRITE);
if (!bo) if (!bo)
@ -173,7 +175,7 @@ drm_output_init_cursor_egl(struct drm_output *output, struct drm_backend *b)
err: err:
weston_log("cursor buffers unavailable, using gl cursors\n"); weston_log("cursor buffers unavailable, using gl cursors\n");
b->cursors_are_broken = true; device->cursors_are_broken = true;
drm_output_fini_cursor_egl(output); drm_output_fini_cursor_egl(output);
return -1; return -1;
} }
@ -317,6 +319,7 @@ drm_output_render_gl(struct drm_output_state *state, pixman_region32_t *damage)
static void static void
switch_to_gl_renderer(struct drm_backend *b) switch_to_gl_renderer(struct drm_backend *b)
{ {
struct drm_device *device = b->drm;
struct drm_output *output; struct drm_output *output;
bool dmabuf_support_inited; bool dmabuf_support_inited;
bool linux_explicit_sync_inited; bool linux_explicit_sync_inited;
@ -330,7 +333,7 @@ switch_to_gl_renderer(struct drm_backend *b)
weston_log("Switching to GL renderer\n"); weston_log("Switching to GL renderer\n");
b->gbm = create_gbm_device(b->drm.fd); b->gbm = create_gbm_device(device->drm.fd);
if (!b->gbm) { if (!b->gbm) {
weston_log("Failed to create gbm device. " weston_log("Failed to create gbm device. "
"Aborting renderer switch\n"); "Aborting renderer switch\n");

70
libweston/backend-drm/drm-internal.h
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@ -259,15 +259,8 @@ enum actions_needed_dmabuf_feedback {
ACTION_NEEDED_REMOVE_SCANOUT_TRANCHE = (1 << 1), ACTION_NEEDED_REMOVE_SCANOUT_TRANCHE = (1 << 1),
}; };
struct drm_backend { struct drm_device {
struct weston_backend base; struct drm_backend *backend;
struct weston_compositor *compositor;
struct udev *udev;
struct wl_event_source *drm_source;
struct udev_monitor *udev_monitor;
struct wl_event_source *udev_drm_source;
struct { struct {
int id; int id;
@ -275,50 +268,63 @@ struct drm_backend {
char *filename; char *filename;
dev_t devnum; dev_t devnum;
} drm; } drm;
struct gbm_device *gbm;
struct wl_listener session_listener;
uint32_t gbm_format;
/* we need these parameters in order to not fail drmModeAddFB2() /* drm_crtc::link */
* due to out of bounds dimensions, and then mistakenly set struct wl_list crtc_list;
* sprites_are_broken:
*/
int min_width, max_width;
int min_height, max_height;
struct wl_list plane_list; struct wl_list plane_list;
void *repaint_data; /* drm_writeback::link */
struct wl_list writeback_connector_list;
bool state_invalid; bool state_invalid;
/* drm_crtc::link */ bool atomic_modeset;
struct wl_list crtc_list;
/* drm_writeback::link */ bool aspect_ratio_supported;
struct wl_list writeback_connector_list;
int32_t cursor_width;
int32_t cursor_height;
bool sprites_are_broken;
bool cursors_are_broken; bool cursors_are_broken;
bool sprites_are_broken;
bool atomic_modeset; void *repaint_data;
bool fb_modifiers;
/* we need these parameters in order to not fail drmModeAddFB2()
* due to out of bounds dimensions, and then mistakenly set
* sprites_are_broken:
*/
int min_width, max_width;
int min_height, max_height;
};
struct drm_backend {
struct weston_backend base;
struct weston_compositor *compositor;
struct udev *udev;
struct wl_event_source *drm_source;
struct udev_monitor *udev_monitor;
struct wl_event_source *udev_drm_source;
struct drm_device *drm;
struct gbm_device *gbm;
struct wl_listener session_listener;
uint32_t gbm_format;
bool use_pixman; bool use_pixman;
bool use_pixman_shadow; bool use_pixman_shadow;
struct udev_input input; struct udev_input input;
int32_t cursor_width;
int32_t cursor_height;
uint32_t pageflip_timeout; uint32_t pageflip_timeout;
bool shutting_down; bool shutting_down;
bool aspect_ratio_supported;
bool fb_modifiers;
struct weston_log_scope *debug; struct weston_log_scope *debug;
}; };

9
libweston/backend-drm/drm-virtual.c
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@ -92,6 +92,7 @@ drm_virtual_crtc_destroy(struct drm_crtc *crtc)
static struct drm_plane * static struct drm_plane *
drm_virtual_plane_create(struct drm_backend *b, struct drm_output *output) drm_virtual_plane_create(struct drm_backend *b, struct drm_output *output)
{ {
struct drm_device *device = b->drm;
struct drm_plane *plane; struct drm_plane *plane;
struct weston_drm_format *fmt; struct weston_drm_format *fmt;
uint64_t mod; uint64_t mod;
@ -115,7 +116,7 @@ drm_virtual_plane_create(struct drm_backend *b, struct drm_output *output)
/* If output supports linear modifier, we add it to the plane. /* If output supports linear modifier, we add it to the plane.
* Otherwise we add DRM_FORMAT_MOD_INVALID, as explicit modifiers * Otherwise we add DRM_FORMAT_MOD_INVALID, as explicit modifiers
* are not supported. */ * are not supported. */
if ((output->gbm_bo_flags & GBM_BO_USE_LINEAR) && b->fb_modifiers) if ((output->gbm_bo_flags & GBM_BO_USE_LINEAR) && device->fb_modifiers)
mod = DRM_FORMAT_MOD_LINEAR; mod = DRM_FORMAT_MOD_LINEAR;
else else
mod = DRM_FORMAT_MOD_INVALID; mod = DRM_FORMAT_MOD_INVALID;
@ -124,7 +125,7 @@ drm_virtual_plane_create(struct drm_backend *b, struct drm_output *output)
goto err; goto err;
weston_plane_init(&plane->base, b->compositor, 0, 0); weston_plane_init(&plane->base, b->compositor, 0, 0);
wl_list_insert(&b->plane_list, &plane->link); wl_list_insert(&device->plane_list, &plane->link);
return plane; return plane;
@ -192,11 +193,13 @@ drm_virtual_output_repaint(struct weston_output *output_base,
struct drm_plane_state *scanout_state; struct drm_plane_state *scanout_state;
struct drm_pending_state *pending_state; struct drm_pending_state *pending_state;
struct drm_backend *backend; struct drm_backend *backend;
struct drm_device *device;
assert(output->virtual); assert(output->virtual);
backend = output->backend; backend = output->backend;
pending_state = backend->repaint_data; device = backend->drm;
pending_state = device->repaint_data;
if (output->disable_pending || output->destroy_pending) if (output->disable_pending || output->destroy_pending)
goto err; goto err;

298
libweston/backend-drm/drm.c
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File diff suppressed because it is too large Load Diff

39
libweston/backend-drm/fb.c
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@ -71,13 +71,14 @@ drm_fb_destroy_dumb(struct drm_fb *fb)
static int static int
drm_fb_addfb(struct drm_backend *b, struct drm_fb *fb) drm_fb_addfb(struct drm_backend *b, struct drm_fb *fb)
{ {
struct drm_device *device = b->drm;
int ret = -EINVAL; int ret = -EINVAL;
uint64_t mods[4] = { }; uint64_t mods[4] = { };
size_t i; size_t i;
/* If we have a modifier set, we must only use the WithModifiers /* If we have a modifier set, we must only use the WithModifiers
* entrypoint; we cannot import it through legacy ioctls. */ * entrypoint; we cannot import it through legacy ioctls. */
if (b->fb_modifiers && fb->modifier != DRM_FORMAT_MOD_INVALID) { if (device->fb_modifiers && fb->modifier != DRM_FORMAT_MOD_INVALID) {
/* KMS demands that if a modifier is set, it must be the same /* KMS demands that if a modifier is set, it must be the same
* for all planes. */ * for all planes. */
for (i = 0; i < ARRAY_LENGTH(mods) && fb->handles[i]; i++) for (i = 0; i < ARRAY_LENGTH(mods) && fb->handles[i]; i++)
@ -115,6 +116,7 @@ struct drm_fb *
drm_fb_create_dumb(struct drm_backend *b, int width, int height, drm_fb_create_dumb(struct drm_backend *b, int width, int height,
uint32_t format) uint32_t format)
{ {
struct drm_device *device = b->drm;
struct drm_fb *fb; struct drm_fb *fb;
int ret; int ret;
@ -145,7 +147,7 @@ drm_fb_create_dumb(struct drm_backend *b, int width, int height,
create_arg.width = width; create_arg.width = width;
create_arg.height = height; create_arg.height = height;
ret = drmIoctl(b->drm.fd, DRM_IOCTL_MODE_CREATE_DUMB, &create_arg); ret = drmIoctl(device->drm.fd, DRM_IOCTL_MODE_CREATE_DUMB, &create_arg);
if (ret) if (ret)
goto err_fb; goto err_fb;
@ -157,7 +159,7 @@ drm_fb_create_dumb(struct drm_backend *b, int width, int height,
fb->size = create_arg.size; fb->size = create_arg.size;
fb->width = width; fb->width = width;
fb->height = height; fb->height = height;
fb->fd = b->drm.fd; fb->fd = device->drm.fd;
if (drm_fb_addfb(b, fb) != 0) { if (drm_fb_addfb(b, fb) != 0) {
weston_log("failed to create kms fb: %s\n", strerror(errno)); weston_log("failed to create kms fb: %s\n", strerror(errno));
@ -171,18 +173,18 @@ drm_fb_create_dumb(struct drm_backend *b, int width, int height,
goto err_add_fb; goto err_add_fb;
fb->map = mmap(NULL, fb->size, PROT_WRITE, fb->map = mmap(NULL, fb->size, PROT_WRITE,
MAP_SHARED, b->drm.fd, map_arg.offset); MAP_SHARED, device->drm.fd, map_arg.offset);
if (fb->map == MAP_FAILED) if (fb->map == MAP_FAILED)
goto err_add_fb; goto err_add_fb;
return fb; return fb;
err_add_fb: err_add_fb:
drmModeRmFB(b->drm.fd, fb->fb_id); drmModeRmFB(device->drm.fd, fb->fb_id);
err_bo: err_bo:
memset(&destroy_arg, 0, sizeof(destroy_arg)); memset(&destroy_arg, 0, sizeof(destroy_arg));
destroy_arg.handle = create_arg.handle; destroy_arg.handle = create_arg.handle;
drmIoctl(b->drm.fd, DRM_IOCTL_MODE_DESTROY_DUMB, &destroy_arg); drmIoctl(device->drm.fd, DRM_IOCTL_MODE_DESTROY_DUMB, &destroy_arg);
err_fb: err_fb:
free(fb); free(fb);
return NULL; return NULL;
@ -227,6 +229,7 @@ drm_fb_get_from_dmabuf(struct linux_dmabuf_buffer *dmabuf,
* of GBM_BO_IMPORT_FD_MODIFIER. */ * of GBM_BO_IMPORT_FD_MODIFIER. */
return NULL; return NULL;
#else #else
struct drm_device *device = backend->drm;
struct drm_fb *fb; struct drm_fb *fb;
int i; int i;
struct gbm_import_fd_modifier_data import_mod = { struct gbm_import_fd_modifier_data import_mod = {
@ -287,7 +290,7 @@ drm_fb_get_from_dmabuf(struct linux_dmabuf_buffer *dmabuf,
fb->height = dmabuf->attributes.height; fb->height = dmabuf->attributes.height;
fb->modifier = dmabuf->attributes.modifier[0]; fb->modifier = dmabuf->attributes.modifier[0];
fb->size = 0; fb->size = 0;
fb->fd = backend->drm.fd; fb->fd = device->drm.fd;
ARRAY_COPY(fb->strides, dmabuf->attributes.stride); ARRAY_COPY(fb->strides, dmabuf->attributes.stride);
ARRAY_COPY(fb->offsets, dmabuf->attributes.offset); ARRAY_COPY(fb->offsets, dmabuf->attributes.offset);
@ -302,10 +305,10 @@ drm_fb_get_from_dmabuf(struct linux_dmabuf_buffer *dmabuf,
if (is_opaque) if (is_opaque)
fb->format = pixel_format_get_opaque_substitute(fb->format); fb->format = pixel_format_get_opaque_substitute(fb->format);
if (backend->min_width > fb->width || if (device->min_width > fb->width ||
fb->width > backend->max_width || fb->width > device->max_width ||
backend->min_height > fb->height || device->min_height > fb->height ||
fb->height > backend->max_height) { fb->height > device->max_height) {
weston_log("bo geometry out of bounds\n"); weston_log("bo geometry out of bounds\n");
goto err_free; goto err_free;
} }
@ -342,6 +345,7 @@ struct drm_fb *
drm_fb_get_from_bo(struct gbm_bo *bo, struct drm_backend *backend, drm_fb_get_from_bo(struct gbm_bo *bo, struct drm_backend *backend,
bool is_opaque, enum drm_fb_type type) bool is_opaque, enum drm_fb_type type)
{ {
struct drm_device *device = backend->drm;
struct drm_fb *fb = gbm_bo_get_user_data(bo); struct drm_fb *fb = gbm_bo_get_user_data(bo);
#ifdef HAVE_GBM_MODIFIERS #ifdef HAVE_GBM_MODIFIERS
int i; int i;
@ -359,7 +363,7 @@ drm_fb_get_from_bo(struct gbm_bo *bo, struct drm_backend *backend,
fb->type = type; fb->type = type;
fb->refcnt = 1; fb->refcnt = 1;
fb->bo = bo; fb->bo = bo;
fb->fd = backend->drm.fd; fb->fd = device->drm.fd;
fb->width = gbm_bo_get_width(bo); fb->width = gbm_bo_get_width(bo);
fb->height = gbm_bo_get_height(bo); fb->height = gbm_bo_get_height(bo);
@ -392,10 +396,10 @@ drm_fb_get_from_bo(struct gbm_bo *bo, struct drm_backend *backend,
if (is_opaque) if (is_opaque)
fb->format = pixel_format_get_opaque_substitute(fb->format); fb->format = pixel_format_get_opaque_substitute(fb->format);
if (backend->min_width > fb->width || if (device->min_width > fb->width ||
fb->width > backend->max_width || fb->width > device->max_width ||
backend->min_height > fb->height || device->min_height > fb->height ||
fb->height > backend->max_height) { fb->height > device->max_height) {
weston_log("bo geometry out of bounds\n"); weston_log("bo geometry out of bounds\n");
goto err_free; goto err_free;
} }
@ -529,6 +533,7 @@ drm_fb_get_from_view(struct drm_output_state *state, struct weston_view *ev,
{ {
struct drm_output *output = state->output; struct drm_output *output = state->output;
struct drm_backend *b = to_drm_backend(output->base.compositor); struct drm_backend *b = to_drm_backend(output->base.compositor);
struct drm_device *device = b->drm;
struct weston_buffer *buffer = ev->surface->buffer_ref.buffer; struct weston_buffer *buffer = ev->surface->buffer_ref.buffer;
struct drm_buffer_fb *buf_fb; struct drm_buffer_fb *buf_fb;
bool is_opaque = weston_view_is_opaque(ev, &ev->transform.boundingbox); bool is_opaque = weston_view_is_opaque(ev, &ev->transform.boundingbox);
@ -603,7 +608,7 @@ drm_fb_get_from_view(struct drm_output_state *state, struct weston_view *ev,
/* Check if this buffer can ever go on any planes. If it can't, we have /* Check if this buffer can ever go on any planes. If it can't, we have
* no reason to ever have a drm_fb, so we fail it here. */ * no reason to ever have a drm_fb, so we fail it here. */
wl_list_for_each(plane, &b->plane_list, link) { wl_list_for_each(plane, &device->plane_list, link) {
/* only SHM buffers can go into cursor planes */ /* only SHM buffers can go into cursor planes */
if (plane->type == WDRM_PLANE_TYPE_CURSOR) if (plane->type == WDRM_PLANE_TYPE_CURSOR)
continue; continue;

5
libweston/backend-drm/kms-color.c
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@ -108,6 +108,7 @@ weston_hdr_metadata_type1_to_kms(struct hdr_metadata_infoframe *dst,
int int
drm_output_ensure_hdr_output_metadata_blob(struct drm_output *output) drm_output_ensure_hdr_output_metadata_blob(struct drm_output *output)
{ {
struct drm_device *device = output->backend->drm;
const struct weston_hdr_metadata_type1 *src; const struct weston_hdr_metadata_type1 *src;
struct hdr_output_metadata meta; struct hdr_output_metadata meta;
uint32_t blob_id = 0; uint32_t blob_id = 0;
@ -160,7 +161,7 @@ drm_output_ensure_hdr_output_metadata_blob(struct drm_output *output)
return -1; return -1;
} }
ret = drmModeCreatePropertyBlob(output->backend->drm.fd, ret = drmModeCreatePropertyBlob(device->drm.fd,
&meta, sizeof meta, &blob_id); &meta, sizeof meta, &blob_id);
if (ret != 0) { if (ret != 0) {
weston_log("Error: failed to create KMS blob for HDR metadata on output '%s': %s\n", weston_log("Error: failed to create KMS blob for HDR metadata on output '%s': %s\n",
@ -168,7 +169,7 @@ drm_output_ensure_hdr_output_metadata_blob(struct drm_output *output)
return -1; return -1;
} }
drmModeDestroyPropertyBlob(output->backend->drm.fd, drmModeDestroyPropertyBlob(device->drm.fd,
output->hdr_output_metadata_blob_id); output->hdr_output_metadata_blob_id);
output->hdr_output_metadata_blob_id = blob_id; output->hdr_output_metadata_blob_id = blob_id;

140
libweston/backend-drm/kms.c
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@ -288,6 +288,7 @@ drm_property_info_populate(struct drm_backend *b,
unsigned int num_infos, unsigned int num_infos,
drmModeObjectProperties *props) drmModeObjectProperties *props)
{ {
struct drm_device *device = b->drm;
drmModePropertyRes *prop; drmModePropertyRes *prop;
unsigned i, j; unsigned i, j;
@ -314,7 +315,7 @@ drm_property_info_populate(struct drm_backend *b,
for (i = 0; i < props->count_props; i++) { for (i = 0; i < props->count_props; i++) {
unsigned int k; unsigned int k;
prop = drmModeGetProperty(b->drm.fd, props->props[i]); prop = drmModeGetProperty(device->drm.fd, props->props[i]);
if (!prop) if (!prop)
continue; continue;
@ -436,6 +437,8 @@ drm_plane_populate_formats(struct drm_plane *plane, const drmModePlane *kplane,
const drmModeObjectProperties *props, const drmModeObjectProperties *props,
const bool use_modifiers) const bool use_modifiers)
{ {
struct drm_backend *backend = plane->backend;
struct drm_device *device = backend->drm;
unsigned i, j; unsigned i, j;
drmModePropertyBlobRes *blob = NULL; drmModePropertyBlobRes *blob = NULL;
struct drm_format_modifier_blob *fmt_mod_blob; struct drm_format_modifier_blob *fmt_mod_blob;
@ -454,7 +457,7 @@ drm_plane_populate_formats(struct drm_plane *plane, const drmModePlane *kplane,
if (blob_id == 0) if (blob_id == 0)
goto fallback; goto fallback;
blob = drmModeGetPropertyBlob(plane->backend->drm.fd, blob_id); blob = drmModeGetPropertyBlob(device->drm.fd, blob_id);
if (!blob) if (!blob)
goto fallback; goto fallback;
@ -515,12 +518,13 @@ drm_output_set_gamma(struct weston_output *output_base,
struct drm_output *output = to_drm_output(output_base); struct drm_output *output = to_drm_output(output_base);
struct drm_backend *backend = struct drm_backend *backend =
to_drm_backend(output->base.compositor); to_drm_backend(output->base.compositor);
struct drm_device *device = backend->drm;
/* check */ /* check */
if (output_base->gamma_size != size) if (output_base->gamma_size != size)
return; return;
rc = drmModeCrtcSetGamma(backend->drm.fd, rc = drmModeCrtcSetGamma(device->drm.fd,
output->crtc->crtc_id, output->crtc->crtc_id,
size, r, g, b); size, r, g, b);
if (rc) if (rc)
@ -539,6 +543,7 @@ drm_output_assign_state(struct drm_output_state *state,
{ {
struct drm_output *output = state->output; struct drm_output *output = state->output;
struct drm_backend *b = to_drm_backend(output->base.compositor); struct drm_backend *b = to_drm_backend(output->base.compositor);
struct drm_device *device = b->drm;
struct drm_plane_state *plane_state; struct drm_plane_state *plane_state;
struct drm_head *head; struct drm_head *head;
@ -555,13 +560,13 @@ drm_output_assign_state(struct drm_output_state *state,
output->state_cur = state; output->state_cur = state;
if (b->atomic_modeset && mode == DRM_STATE_APPLY_ASYNC) { if (device->atomic_modeset && mode == DRM_STATE_APPLY_ASYNC) {
drm_debug(b, "\t[CRTC:%u] setting pending flip\n", drm_debug(b, "\t[CRTC:%u] setting pending flip\n",
output->crtc->crtc_id); output->crtc->crtc_id);
output->atomic_complete_pending = true; output->atomic_complete_pending = true;
} }
if (b->atomic_modeset && if (device->atomic_modeset &&
state->protection == WESTON_HDCP_DISABLE) state->protection == WESTON_HDCP_DISABLE)
wl_list_for_each(head, &output->base.head_list, base.output_link) wl_list_for_each(head, &output->base.head_list, base.output_link)
weston_head_set_content_protection_status(&head->base, weston_head_set_content_protection_status(&head->base,
@ -583,7 +588,7 @@ drm_output_assign_state(struct drm_output_state *state,
continue; continue;
} }
if (b->atomic_modeset) if (device->atomic_modeset)
continue; continue;
assert(plane->type != WDRM_PLANE_TYPE_OVERLAY); assert(plane->type != WDRM_PLANE_TYPE_OVERLAY);
@ -597,6 +602,7 @@ drm_output_set_cursor(struct drm_output_state *output_state)
{ {
struct drm_output *output = output_state->output; struct drm_output *output = output_state->output;
struct drm_backend *b = to_drm_backend(output->base.compositor); struct drm_backend *b = to_drm_backend(output->base.compositor);
struct drm_device *device = b->drm;
struct drm_crtc *crtc = output->crtc; struct drm_crtc *crtc = output->crtc;
struct drm_plane *plane = output->cursor_plane; struct drm_plane *plane = output->cursor_plane;
struct drm_plane_state *state; struct drm_plane_state *state;
@ -612,7 +618,7 @@ drm_output_set_cursor(struct drm_output_state *output_state)
if (!state->fb) { if (!state->fb) {
pixman_region32_fini(&plane->base.damage); pixman_region32_fini(&plane->base.damage);
pixman_region32_init(&plane->base.damage); pixman_region32_init(&plane->base.damage);
drmModeSetCursor(b->drm.fd, crtc->crtc_id, 0, 0, 0); drmModeSetCursor(device->drm.fd, crtc->crtc_id, 0, 0, 0);
return; return;
} }
@ -621,8 +627,8 @@ drm_output_set_cursor(struct drm_output_state *output_state)
handle = output->gbm_cursor_handle[output->current_cursor]; handle = output->gbm_cursor_handle[output->current_cursor];
if (plane->state_cur->fb != state->fb) { if (plane->state_cur->fb != state->fb) {
if (drmModeSetCursor(b->drm.fd, crtc->crtc_id, handle, if (drmModeSetCursor(device->drm.fd, crtc->crtc_id, handle,
b->cursor_width, b->cursor_height)) { device->cursor_width, device->cursor_height)) {
weston_log("failed to set cursor: %s\n", weston_log("failed to set cursor: %s\n",
strerror(errno)); strerror(errno));
goto err; goto err;
@ -632,7 +638,7 @@ drm_output_set_cursor(struct drm_output_state *output_state)
pixman_region32_fini(&plane->base.damage); pixman_region32_fini(&plane->base.damage);
pixman_region32_init(&plane->base.damage); pixman_region32_init(&plane->base.damage);
if (drmModeMoveCursor(b->drm.fd, crtc->crtc_id, if (drmModeMoveCursor(device->drm.fd, crtc->crtc_id,
state->dest_x, state->dest_y)) { state->dest_x, state->dest_y)) {
weston_log("failed to move cursor: %s\n", strerror(errno)); weston_log("failed to move cursor: %s\n", strerror(errno));
goto err; goto err;
@ -641,8 +647,8 @@ drm_output_set_cursor(struct drm_output_state *output_state)
return; return;
err: err:
b->cursors_are_broken = true; device->cursors_are_broken = true;
drmModeSetCursor(b->drm.fd, crtc->crtc_id, 0, 0, 0); drmModeSetCursor(device->drm.fd, crtc->crtc_id, 0, 0, 0);
} }
static int static int
@ -650,6 +656,7 @@ drm_output_apply_state_legacy(struct drm_output_state *state)
{ {
struct drm_output *output = state->output; struct drm_output *output = state->output;
struct drm_backend *backend = to_drm_backend(output->base.compositor); struct drm_backend *backend = to_drm_backend(output->base.compositor);
struct drm_device *device = backend->drm;
struct drm_plane *scanout_plane = output->scanout_plane; struct drm_plane *scanout_plane = output->scanout_plane;
struct drm_crtc *crtc = output->crtc; struct drm_crtc *crtc = output->crtc;
struct drm_property_info *dpms_prop; struct drm_property_info *dpms_prop;
@ -681,14 +688,14 @@ drm_output_apply_state_legacy(struct drm_output_state *state)
if (state->dpms != WESTON_DPMS_ON) { if (state->dpms != WESTON_DPMS_ON) {
if (output->cursor_plane) { if (output->cursor_plane) {
ret = drmModeSetCursor(backend->drm.fd, crtc->crtc_id, ret = drmModeSetCursor(device->drm.fd, crtc->crtc_id,
0, 0, 0); 0, 0, 0);
if (ret) if (ret)
weston_log("drmModeSetCursor failed disable: %s\n", weston_log("drmModeSetCursor failed disable: %s\n",
strerror(errno)); strerror(errno));
} }
ret = drmModeSetCrtc(backend->drm.fd, crtc->crtc_id, 0, 0, 0, ret = drmModeSetCrtc(device->drm.fd, crtc->crtc_id, 0, 0, 0,
NULL, 0, NULL); NULL, 0, NULL);
if (ret) if (ret)
weston_log("drmModeSetCrtc failed disabling: %s\n", weston_log("drmModeSetCrtc failed disabling: %s\n",
@ -722,12 +729,12 @@ drm_output_apply_state_legacy(struct drm_output_state *state)
assert(scanout_state->in_fence_fd == -1); assert(scanout_state->in_fence_fd == -1);
mode = to_drm_mode(output->base.current_mode); mode = to_drm_mode(output->base.current_mode);
if (backend->state_invalid || if (device->state_invalid ||
!scanout_plane->state_cur->fb || !scanout_plane->state_cur->fb ||
scanout_plane->state_cur->fb->strides[0] != scanout_plane->state_cur->fb->strides[0] !=
scanout_state->fb->strides[0]) { scanout_state->fb->strides[0]) {
ret = drmModeSetCrtc(backend->drm.fd, crtc->crtc_id, ret = drmModeSetCrtc(device->drm.fd, crtc->crtc_id,
scanout_state->fb->fb_id, scanout_state->fb->fb_id,
0, 0, 0, 0,
connectors, n_conn, connectors, n_conn,
@ -743,7 +750,7 @@ drm_output_apply_state_legacy(struct drm_output_state *state)
crtc->crtc_id, scanout_state->plane->plane_id, crtc->crtc_id, scanout_state->plane->plane_id,
pinfo ? pinfo->drm_format_name : "UNKNOWN"); pinfo ? pinfo->drm_format_name : "UNKNOWN");
if (drmModePageFlip(backend->drm.fd, crtc->crtc_id, if (drmModePageFlip(device->drm.fd, crtc->crtc_id,
scanout_state->fb->fb_id, scanout_state->fb->fb_id,
DRM_MODE_PAGE_FLIP_EVENT, output) < 0) { DRM_MODE_PAGE_FLIP_EVENT, output) < 0) {
weston_log("queueing pageflip failed: %s\n", strerror(errno)); weston_log("queueing pageflip failed: %s\n", strerror(errno));
@ -764,7 +771,7 @@ drm_output_apply_state_legacy(struct drm_output_state *state)
if (dpms_prop->prop_id == 0) if (dpms_prop->prop_id == 0)
continue; continue;
ret = drmModeConnectorSetProperty(backend->drm.fd, ret = drmModeConnectorSetProperty(device->drm.fd,
head->connector.connector_id, head->connector.connector_id,
dpms_prop->prop_id, dpms_prop->prop_id,
state->dpms); state->dpms);
@ -1059,6 +1066,7 @@ drm_pending_state_apply_atomic(struct drm_pending_state *pending_state,
enum drm_state_apply_mode mode) enum drm_state_apply_mode mode)
{ {
struct drm_backend *b = pending_state->backend; struct drm_backend *b = pending_state->backend;
struct drm_device *device = b->drm;
struct drm_output_state *output_state, *tmp; struct drm_output_state *output_state, *tmp;
struct drm_plane *plane; struct drm_plane *plane;
drmModeAtomicReq *req = drmModeAtomicAlloc(); drmModeAtomicReq *req = drmModeAtomicAlloc();
@ -1080,7 +1088,7 @@ drm_pending_state_apply_atomic(struct drm_pending_state *pending_state,
break; break;
} }
if (b->state_invalid) { if (device->state_invalid) {
struct weston_head *head_base; struct weston_head *head_base;
struct drm_head *head; struct drm_head *head;
struct drm_crtc *crtc; struct drm_crtc *crtc;
@ -1117,7 +1125,7 @@ drm_pending_state_apply_atomic(struct drm_pending_state *pending_state,
ret = -1; ret = -1;
} }
wl_list_for_each(crtc, &b->crtc_list, link) { wl_list_for_each(crtc, &device->crtc_list, link) {
struct drm_property_info *info; struct drm_property_info *info;
drmModeObjectProperties *props; drmModeObjectProperties *props;
uint64_t active; uint64_t active;
@ -1130,7 +1138,7 @@ drm_pending_state_apply_atomic(struct drm_pending_state *pending_state,
* off, as the kernel will refuse to generate an event * off, as the kernel will refuse to generate an event
* for an off->off state and fail the commit. * for an off->off state and fail the commit.
*/ */
props = drmModeObjectGetProperties(b->drm.fd, props = drmModeObjectGetProperties(device->drm.fd,
crtc->crtc_id, crtc->crtc_id,
DRM_MODE_OBJECT_CRTC); DRM_MODE_OBJECT_CRTC);
if (!props) { if (!props) {
@ -1153,7 +1161,7 @@ drm_pending_state_apply_atomic(struct drm_pending_state *pending_state,
/* Disable all the planes; planes which are being used will /* Disable all the planes; planes which are being used will
* override this state in the output-state application. */ * override this state in the output-state application. */
wl_list_for_each(plane, &b->plane_list, link) { wl_list_for_each(plane, &device->plane_list, link) {
drm_debug(b, "\t\t[atomic] starting with plane %lu disabled\n", drm_debug(b, "\t\t[atomic] starting with plane %lu disabled\n",
(unsigned long) plane->plane_id); (unsigned long) plane->plane_id);
plane_add_prop(req, plane, WDRM_PLANE_CRTC_ID, 0); plane_add_prop(req, plane, WDRM_PLANE_CRTC_ID, 0);
@ -1176,7 +1184,7 @@ drm_pending_state_apply_atomic(struct drm_pending_state *pending_state,
goto out; goto out;
} }
ret = drmModeAtomicCommit(b->drm.fd, req, flags, b); ret = drmModeAtomicCommit(device->drm.fd, req, flags, b);
drm_debug(b, "[atomic] drmModeAtomicCommit\n"); drm_debug(b, "[atomic] drmModeAtomicCommit\n");
/* Test commits do not take ownership of the state; return /* Test commits do not take ownership of the state; return
@ -1196,7 +1204,7 @@ drm_pending_state_apply_atomic(struct drm_pending_state *pending_state,
link) link)
drm_output_assign_state(output_state, mode); drm_output_assign_state(output_state, mode);
b->state_invalid = false; device->state_invalid = false;
assert(wl_list_empty(&pending_state->output_list)); assert(wl_list_empty(&pending_state->output_list));
@ -1228,8 +1236,9 @@ int
drm_pending_state_test(struct drm_pending_state *pending_state) drm_pending_state_test(struct drm_pending_state *pending_state)
{ {
struct drm_backend *b = pending_state->backend; struct drm_backend *b = pending_state->backend;
struct drm_device *device = b->drm;
if (b->atomic_modeset) if (device->atomic_modeset)
return drm_pending_state_apply_atomic(pending_state, return drm_pending_state_apply_atomic(pending_state,
DRM_STATE_TEST_ONLY); DRM_STATE_TEST_ONLY);
@ -1249,23 +1258,24 @@ int
drm_pending_state_apply(struct drm_pending_state *pending_state) drm_pending_state_apply(struct drm_pending_state *pending_state)
{ {
struct drm_backend *b = pending_state->backend; struct drm_backend *b = pending_state->backend;
struct drm_device *device = b->drm;
struct drm_output_state *output_state, *tmp; struct drm_output_state *output_state, *tmp;
struct drm_crtc *crtc; struct drm_crtc *crtc;
if (b->atomic_modeset) if (device->atomic_modeset)
return drm_pending_state_apply_atomic(pending_state, return drm_pending_state_apply_atomic(pending_state,
DRM_STATE_APPLY_ASYNC); DRM_STATE_APPLY_ASYNC);
if (b->state_invalid) { if (device->state_invalid) {
/* If we need to reset all our state (e.g. because we've /* If we need to reset all our state (e.g. because we've
* just started, or just been VT-switched in), explicitly * just started, or just been VT-switched in), explicitly
* disable all the CRTCs we aren't using. This also disables * disable all the CRTCs we aren't using. This also disables
* all connectors on these CRTCs, so we don't need to do that * all connectors on these CRTCs, so we don't need to do that
* separately with the pre-atomic API. */ * separately with the pre-atomic API. */
wl_list_for_each(crtc, &b->crtc_list, link) { wl_list_for_each(crtc, &device->crtc_list, link) {
if (crtc->output) if (crtc->output)
continue; continue;
drmModeSetCrtc(b->drm.fd, crtc->crtc_id, 0, 0, 0, drmModeSetCrtc(device->drm.fd, crtc->crtc_id, 0, 0, 0,
NULL, 0, NULL); NULL, 0, NULL);
} }
} }
@ -1288,7 +1298,7 @@ drm_pending_state_apply(struct drm_pending_state *pending_state)
weston_output_repaint_failed(&output->base); weston_output_repaint_failed(&output->base);
drm_output_state_free(output->state_cur); drm_output_state_free(output->state_cur);
output->state_cur = drm_output_state_alloc(output, NULL); output->state_cur = drm_output_state_alloc(output, NULL);
b->state_invalid = true; device->state_invalid = true;
if (!b->use_pixman) { if (!b->use_pixman) {
drm_output_fini_egl(output); drm_output_fini_egl(output);
drm_output_init_egl(output, b); drm_output_init_egl(output, b);
@ -1296,7 +1306,7 @@ drm_pending_state_apply(struct drm_pending_state *pending_state)
} }
} }
b->state_invalid = false; device->state_invalid = false;
assert(wl_list_empty(&pending_state->output_list)); assert(wl_list_empty(&pending_state->output_list));
@ -1315,24 +1325,25 @@ drm_pending_state_apply(struct drm_pending_state *pending_state)
int int
drm_pending_state_apply_sync(struct drm_pending_state *pending_state) drm_pending_state_apply_sync(struct drm_pending_state *pending_state)
{ {
struct drm_backend *b = pending_state->backend; struct drm_backend *backend = pending_state->backend;
struct drm_device *device = backend->drm;
struct drm_output_state *output_state, *tmp; struct drm_output_state *output_state, *tmp;
struct drm_crtc *crtc; struct drm_crtc *crtc;
if (b->atomic_modeset) if (device->atomic_modeset)
return drm_pending_state_apply_atomic(pending_state, return drm_pending_state_apply_atomic(pending_state,
DRM_STATE_APPLY_SYNC); DRM_STATE_APPLY_SYNC);
if (b->state_invalid) { if (device->state_invalid) {
/* If we need to reset all our state (e.g. because we've /* If we need to reset all our state (e.g. because we've
* just started, or just been VT-switched in), explicitly * just started, or just been VT-switched in), explicitly
* disable all the CRTCs we aren't using. This also disables * disable all the CRTCs we aren't using. This also disables
* all connectors on these CRTCs, so we don't need to do that * all connectors on these CRTCs, so we don't need to do that
* separately with the pre-atomic API. */ * separately with the pre-atomic API. */
wl_list_for_each(crtc, &b->crtc_list, link) { wl_list_for_each(crtc, &device->crtc_list, link) {
if (crtc->output) if (crtc->output)
continue; continue;
drmModeSetCrtc(b->drm.fd, crtc->crtc_id, 0, 0, 0, drmModeSetCrtc(device->drm.fd, crtc->crtc_id, 0, 0, 0,
NULL, 0, NULL); NULL, 0, NULL);
} }
} }
@ -1349,7 +1360,7 @@ drm_pending_state_apply_sync(struct drm_pending_state *pending_state)
} }
} }
b->state_invalid = false; device->state_invalid = false;
assert(wl_list_empty(&pending_state->output_list)); assert(wl_list_empty(&pending_state->output_list));
@ -1375,13 +1386,14 @@ page_flip_handler(int fd, unsigned int frame,
{ {
struct drm_output *output = data; struct drm_output *output = data;
struct drm_backend *b = to_drm_backend(output->base.compositor); struct drm_backend *b = to_drm_backend(output->base.compositor);
struct drm_device *device = b->drm;
uint32_t flags = WP_PRESENTATION_FEEDBACK_KIND_VSYNC | uint32_t flags = WP_PRESENTATION_FEEDBACK_KIND_VSYNC |
WP_PRESENTATION_FEEDBACK_KIND_HW_COMPLETION | WP_PRESENTATION_FEEDBACK_KIND_HW_COMPLETION |
WP_PRESENTATION_FEEDBACK_KIND_HW_CLOCK; WP_PRESENTATION_FEEDBACK_KIND_HW_CLOCK;
drm_output_update_msc(output, frame); drm_output_update_msc(output, frame);
assert(!b->atomic_modeset); assert(!device->atomic_modeset);
assert(output->page_flip_pending); assert(output->page_flip_pending);
output->page_flip_pending = false; output->page_flip_pending = false;
@ -1393,6 +1405,7 @@ atomic_flip_handler(int fd, unsigned int frame, unsigned int sec,
unsigned int usec, unsigned int crtc_id, void *data) unsigned int usec, unsigned int crtc_id, void *data)
{ {
struct drm_backend *b = data; struct drm_backend *b = data;
struct drm_device *device = b->drm;
struct drm_crtc *crtc; struct drm_crtc *crtc;
struct drm_output *output; struct drm_output *output;
uint32_t flags = WP_PRESENTATION_FEEDBACK_KIND_VSYNC | uint32_t flags = WP_PRESENTATION_FEEDBACK_KIND_VSYNC |
@ -1413,7 +1426,7 @@ atomic_flip_handler(int fd, unsigned int frame, unsigned int sec,
drm_output_update_msc(output, frame); drm_output_update_msc(output, frame);
drm_debug(b, "[atomic][CRTC:%u] flip processing started\n", crtc_id); drm_debug(b, "[atomic][CRTC:%u] flip processing started\n", crtc_id);
assert(b->atomic_modeset); assert(device->atomic_modeset);
assert(output->atomic_complete_pending); assert(output->atomic_complete_pending);
output->atomic_complete_pending = false; output->atomic_complete_pending = false;
@ -1424,12 +1437,12 @@ atomic_flip_handler(int fd, unsigned int frame, unsigned int sec,
int int
on_drm_input(int fd, uint32_t mask, void *data) on_drm_input(int fd, uint32_t mask, void *data)
{ {
struct drm_backend *b = data; struct drm_device *device = data;
drmEventContext evctx; drmEventContext evctx;
memset(&evctx, 0, sizeof evctx); memset(&evctx, 0, sizeof evctx);
evctx.version = 3; evctx.version = 3;
if (b->atomic_modeset) if (device->atomic_modeset)
evctx.page_flip_handler2 = atomic_flip_handler; evctx.page_flip_handler2 = atomic_flip_handler;
else else
evctx.page_flip_handler = page_flip_handler; evctx.page_flip_handler = page_flip_handler;
@ -1441,12 +1454,13 @@ on_drm_input(int fd, uint32_t mask, void *data)
int int
init_kms_caps(struct drm_backend *b) init_kms_caps(struct drm_backend *b)
{ {
struct drm_device *device = b->drm;
uint64_t cap; uint64_t cap;
int ret; int ret;
weston_log("using %s\n", b->drm.filename); weston_log("using %s\n", device->drm.filename);
ret = drmGetCap(b->drm.fd, DRM_CAP_TIMESTAMP_MONOTONIC, &cap); ret = drmGetCap(device->drm.fd, DRM_CAP_TIMESTAMP_MONOTONIC, &cap);
if (ret != 0 || cap != 1) { if (ret != 0 || cap != 1) {
weston_log("Error: kernel DRM KMS does not support DRM_CAP_TIMESTAMP_MONOTONIC.\n"); weston_log("Error: kernel DRM KMS does not support DRM_CAP_TIMESTAMP_MONOTONIC.\n");
return -1; return -1;
@ -1457,43 +1471,43 @@ init_kms_caps(struct drm_backend *b)
return -1; return -1;
} }
ret = drmGetCap(b->drm.fd, DRM_CAP_CURSOR_WIDTH, &cap); ret = drmGetCap(device->drm.fd, DRM_CAP_CURSOR_WIDTH, &cap);
if (ret == 0) if (ret == 0)
b->cursor_width = cap; device->cursor_width = cap;
else else
b->cursor_width = 64; device->cursor_width = 64;
ret = drmGetCap(b->drm.fd, DRM_CAP_CURSOR_HEIGHT, &cap); ret = drmGetCap(device->drm.fd, DRM_CAP_CURSOR_HEIGHT, &cap);
if (ret == 0) if (ret == 0)
b->cursor_height = cap; device->cursor_height = cap;
else else
b->cursor_height = 64; device->cursor_height = 64;
ret = drmSetClientCap(b->drm.fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1); ret = drmSetClientCap(device->drm.fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1);
if (ret) { if (ret) {
weston_log("Error: drm card doesn't support universal planes!\n"); weston_log("Error: drm card doesn't support universal planes!\n");
return -1; return -1;
} }
if (!getenv("WESTON_DISABLE_ATOMIC")) { if (!getenv("WESTON_DISABLE_ATOMIC")) {
ret = drmGetCap(b->drm.fd, DRM_CAP_CRTC_IN_VBLANK_EVENT, &cap); ret = drmGetCap(device->drm.fd, DRM_CAP_CRTC_IN_VBLANK_EVENT, &cap);
if (ret != 0) if (ret != 0)
cap = 0; cap = 0;
ret = drmSetClientCap(b->drm.fd, DRM_CLIENT_CAP_ATOMIC, 1); ret = drmSetClientCap(device->drm.fd, DRM_CLIENT_CAP_ATOMIC, 1);
b->atomic_modeset = ((ret == 0) && (cap == 1)); device->atomic_modeset = ((ret == 0) && (cap == 1));
} }
weston_log("DRM: %s atomic modesetting\n", weston_log("DRM: %s atomic modesetting\n",
b->atomic_modeset ? "supports" : "does not support"); device->atomic_modeset ? "supports" : "does not support");
if (!getenv("WESTON_DISABLE_GBM_MODIFIERS")) { if (!getenv("WESTON_DISABLE_GBM_MODIFIERS")) {
ret = drmGetCap(b->drm.fd, DRM_CAP_ADDFB2_MODIFIERS, &cap); ret = drmGetCap(device->drm.fd, DRM_CAP_ADDFB2_MODIFIERS, &cap);
if (ret == 0) if (ret == 0)
b->fb_modifiers = cap; device->fb_modifiers = cap;
} }
weston_log("DRM: %s GBM modifiers\n", weston_log("DRM: %s GBM modifiers\n",
b->fb_modifiers ? "supports" : "does not support"); device->fb_modifiers ? "supports" : "does not support");
drmSetClientCap(b->drm.fd, DRM_CLIENT_CAP_WRITEBACK_CONNECTORS, 1); drmSetClientCap(device->drm.fd, DRM_CLIENT_CAP_WRITEBACK_CONNECTORS, 1);
/* /*
* KMS support for hardware planes cannot properly synchronize * KMS support for hardware planes cannot properly synchronize
@ -1503,13 +1517,13 @@ init_kms_caps(struct drm_backend *b)
* to a fraction. For cursors, it's not so bad, so they are * to a fraction. For cursors, it's not so bad, so they are
* enabled. * enabled.
*/ */
if (!b->atomic_modeset || getenv("WESTON_FORCE_RENDERER")) if (!device->atomic_modeset || getenv("WESTON_FORCE_RENDERER"))
b->sprites_are_broken = true; device->sprites_are_broken = true;
ret = drmSetClientCap(b->drm.fd, DRM_CLIENT_CAP_ASPECT_RATIO, 1); ret = drmSetClientCap(device->drm.fd, DRM_CLIENT_CAP_ASPECT_RATIO, 1);
b->aspect_ratio_supported = (ret == 0); device->aspect_ratio_supported = (ret == 0);
weston_log("DRM: %s picture aspect ratio\n", weston_log("DRM: %s picture aspect ratio\n",
b->aspect_ratio_supported ? "supports" : "does not support"); device->aspect_ratio_supported ? "supports" : "does not support");
return 0; return 0;
} }

24
libweston/backend-drm/modes.c
Unescape View File

@ -100,12 +100,13 @@ drm_subpixel_to_wayland(int drm_value)
int int
drm_mode_ensure_blob(struct drm_backend *backend, struct drm_mode *mode) drm_mode_ensure_blob(struct drm_backend *backend, struct drm_mode *mode)
{ {
struct drm_device *device = backend->drm;
int ret; int ret;
if (mode->blob_id) if (mode->blob_id)
return 0; return 0;
ret = drmModeCreatePropertyBlob(backend->drm.fd, ret = drmModeCreatePropertyBlob(device->drm.fd,
&mode->mode_info, &mode->mode_info,
sizeof(mode->mode_info), sizeof(mode->mode_info),
&mode->blob_id); &mode->blob_id);
@ -320,6 +321,8 @@ find_and_parse_output_edid(struct drm_head *head,
const char **serial_number, const char **serial_number,
uint32_t *eotf_mask) uint32_t *eotf_mask)
{ {
struct drm_backend *backend = head->backend;
struct drm_device *device = backend->drm;
drmModePropertyBlobPtr edid_blob = NULL; drmModePropertyBlobPtr edid_blob = NULL;
uint32_t blob_id; uint32_t blob_id;
int rc; int rc;
@ -331,7 +334,7 @@ find_and_parse_output_edid(struct drm_head *head,
if (!blob_id) if (!blob_id)
return; return;
edid_blob = drmModeGetPropertyBlob(head->backend->drm.fd, blob_id); edid_blob = drmModeGetPropertyBlob(device->drm.fd, blob_id);
if (!edid_blob) if (!edid_blob)
return; return;
@ -360,7 +363,7 @@ prune_eotf_modes_by_kms_support(struct drm_head *head, uint32_t *eotf_mask)
/* Without the KMS property, cannot do anything but SDR. */ /* Without the KMS property, cannot do anything but SDR. */
info = &head->connector.props[WDRM_CONNECTOR_HDR_OUTPUT_METADATA]; info = &head->connector.props[WDRM_CONNECTOR_HDR_OUTPUT_METADATA];
if (!head->backend->atomic_modeset || info->prop_id == 0) if (!head->backend->drm->atomic_modeset || info->prop_id == 0)
*eotf_mask = WESTON_EOTF_MODE_SDR; *eotf_mask = WESTON_EOTF_MODE_SDR;
} }
@ -426,8 +429,10 @@ drm_output_add_mode(struct drm_output *output, const drmModeModeInfo *info)
static void static void
drm_output_destroy_mode(struct drm_backend *backend, struct drm_mode *mode) drm_output_destroy_mode(struct drm_backend *backend, struct drm_mode *mode)
{ {
struct drm_device *device = backend->drm;
if (mode->blob_id) if (mode->blob_id)
drmModeDestroyPropertyBlob(backend->drm.fd, mode->blob_id); drmModeDestroyPropertyBlob(device->drm.fd, mode->blob_id);
wl_list_remove(&mode->base.link); wl_list_remove(&mode->base.link);
free(mode); free(mode);
} }
@ -488,15 +493,17 @@ drm_output_choose_mode(struct drm_output *output,
enum weston_mode_aspect_ratio src_aspect = WESTON_MODE_PIC_AR_NONE; enum weston_mode_aspect_ratio src_aspect = WESTON_MODE_PIC_AR_NONE;
enum weston_mode_aspect_ratio target_aspect = WESTON_MODE_PIC_AR_NONE; enum weston_mode_aspect_ratio target_aspect = WESTON_MODE_PIC_AR_NONE;
struct drm_backend *b; struct drm_backend *b;
struct drm_device *device;
b = to_drm_backend(output->base.compositor); b = to_drm_backend(output->base.compositor);
device = b->drm;
target_aspect = target_mode->aspect_ratio; target_aspect = target_mode->aspect_ratio;
src_aspect = output->base.current_mode->aspect_ratio; src_aspect = output->base.current_mode->aspect_ratio;
if (output->base.current_mode->width == target_mode->width && if (output->base.current_mode->width == target_mode->width &&
output->base.current_mode->height == target_mode->height && output->base.current_mode->height == target_mode->height &&
(output->base.current_mode->refresh == target_mode->refresh || (output->base.current_mode->refresh == target_mode->refresh ||
target_mode->refresh == 0)) { target_mode->refresh == 0)) {
if (!b->aspect_ratio_supported || src_aspect == target_aspect) if (!device->aspect_ratio_supported || src_aspect == target_aspect)
return to_drm_mode(output->base.current_mode); return to_drm_mode(output->base.current_mode);
} }
@ -507,7 +514,7 @@ drm_output_choose_mode(struct drm_output *output,
mode->mode_info.vdisplay == target_mode->height) { mode->mode_info.vdisplay == target_mode->height) {
if (mode->base.refresh == target_mode->refresh || if (mode->base.refresh == target_mode->refresh ||
target_mode->refresh == 0) { target_mode->refresh == 0) {
if (!b->aspect_ratio_supported || if (!device->aspect_ratio_supported ||
src_aspect == target_aspect) src_aspect == target_aspect)
return mode; return mode;
else if (!mode_fall_back) else if (!mode_fall_back)
@ -574,6 +581,7 @@ drm_output_choose_initial_mode(struct drm_backend *backend,
const char *modeline, const char *modeline,
const drmModeModeInfo *current_mode) const drmModeModeInfo *current_mode)
{ {
struct drm_device *device = backend->drm;
struct drm_mode *preferred = NULL; struct drm_mode *preferred = NULL;
struct drm_mode *current = NULL; struct drm_mode *current = NULL;
struct drm_mode *configured = NULL; struct drm_mode *configured = NULL;
@ -592,7 +600,7 @@ drm_output_choose_initial_mode(struct drm_backend *backend,
if (mode == WESTON_DRM_BACKEND_OUTPUT_PREFERRED && modeline) { if (mode == WESTON_DRM_BACKEND_OUTPUT_PREFERRED && modeline) {
n = sscanf(modeline, "%dx%d@%d %u:%u", &width, &height, n = sscanf(modeline, "%dx%d@%d %u:%u", &width, &height,
&refresh, &aspect_width, &aspect_height); &refresh, &aspect_width, &aspect_height);
if (backend->aspect_ratio_supported && n == 5) { if (device->aspect_ratio_supported && n == 5) {
if (aspect_width == 4 && aspect_height == 3) if (aspect_width == 4 && aspect_height == 3)
aspect_ratio = WESTON_MODE_PIC_AR_4_3; aspect_ratio = WESTON_MODE_PIC_AR_4_3;
else if (aspect_width == 16 && aspect_height == 9) else if (aspect_width == 16 && aspect_height == 9)
@ -623,7 +631,7 @@ drm_output_choose_initial_mode(struct drm_backend *backend,
if (width == drm_mode->base.width && if (width == drm_mode->base.width &&
height == drm_mode->base.height && height == drm_mode->base.height &&
(refresh == 0 || refresh == drm_mode->mode_info.vrefresh)) { (refresh == 0 || refresh == drm_mode->mode_info.vrefresh)) {
if (!backend->aspect_ratio_supported || if (!device->aspect_ratio_supported ||
aspect_ratio == drm_mode->base.aspect_ratio) aspect_ratio == drm_mode->base.aspect_ratio)
configured = drm_mode; configured = drm_mode;
else else

8
libweston/backend-drm/state-helpers.c
Unescape View File

@ -73,6 +73,9 @@ drm_plane_state_alloc(struct drm_output_state *state_output,
void void
drm_plane_state_free(struct drm_plane_state *state, bool force) drm_plane_state_free(struct drm_plane_state *state, bool force)
{ {
struct drm_backend *backend;
struct drm_device *device;
if (!state) if (!state)
return; return;
@ -86,7 +89,10 @@ drm_plane_state_free(struct drm_plane_state *state, bool force)
* by the kernel, which means we can safely discard it. * by the kernel, which means we can safely discard it.
*/ */
if (state->damage_blob_id != 0) { if (state->damage_blob_id != 0) {
drmModeDestroyPropertyBlob(state->plane->backend->drm.fd, backend = state->plane->backend;
device = backend->drm;
drmModeDestroyPropertyBlob(device->drm.fd,
state->damage_blob_id); state->damage_blob_id);
state->damage_blob_id = 0; state->damage_blob_id = 0;
} }

50
libweston/backend-drm/state-propose.c
Unescape View File

@ -86,10 +86,11 @@ drm_output_try_view_on_plane(struct drm_plane *plane,
struct weston_compositor *ec = output->base.compositor; struct weston_compositor *ec = output->base.compositor;
struct weston_surface *surface = ev->surface; struct weston_surface *surface = ev->surface;
struct drm_backend *b = to_drm_backend(ec); struct drm_backend *b = to_drm_backend(ec);
struct drm_device *device = b->drm;
struct drm_plane_state *state = NULL; struct drm_plane_state *state = NULL;
assert(!b->sprites_are_broken); assert(!device->sprites_are_broken);
assert(b->atomic_modeset); assert(device->atomic_modeset);
assert(fb); assert(fb);
assert(mode == DRM_OUTPUT_PROPOSE_STATE_PLANES_ONLY || assert(mode == DRM_OUTPUT_PROPOSE_STATE_PLANES_ONLY ||
(mode == DRM_OUTPUT_PROPOSE_STATE_MIXED && (mode == DRM_OUTPUT_PROPOSE_STATE_MIXED &&
@ -162,16 +163,17 @@ static void
cursor_bo_update(struct drm_plane_state *plane_state, struct weston_view *ev) cursor_bo_update(struct drm_plane_state *plane_state, struct weston_view *ev)
{ {
struct drm_backend *b = plane_state->plane->backend; struct drm_backend *b = plane_state->plane->backend;
struct drm_device *device = b->drm;
struct gbm_bo *bo = plane_state->fb->bo; struct gbm_bo *bo = plane_state->fb->bo;
struct weston_buffer *buffer = ev->surface->buffer_ref.buffer; struct weston_buffer *buffer = ev->surface->buffer_ref.buffer;
uint32_t buf[b->cursor_width * b->cursor_height]; uint32_t buf[device->cursor_width * device->cursor_height];
int32_t stride; int32_t stride;
uint8_t *s; uint8_t *s;
int i; int i;
assert(buffer && buffer->shm_buffer); assert(buffer && buffer->shm_buffer);
assert(buffer->width <= b->cursor_width); assert(buffer->width <= device->cursor_width);
assert(buffer->height <= b->cursor_height); assert(buffer->height <= device->cursor_height);
memset(buf, 0, sizeof buf); memset(buf, 0, sizeof buf);
stride = wl_shm_buffer_get_stride(buffer->shm_buffer); stride = wl_shm_buffer_get_stride(buffer->shm_buffer);
@ -179,7 +181,7 @@ cursor_bo_update(struct drm_plane_state *plane_state, struct weston_view *ev)
wl_shm_buffer_begin_access(buffer->shm_buffer); wl_shm_buffer_begin_access(buffer->shm_buffer);
for (i = 0; i < buffer->height; i++) for (i = 0; i < buffer->height; i++)
memcpy(buf + i * b->cursor_width, memcpy(buf + i * device->cursor_width,
s + i * stride, s + i * stride,
buffer->width * 4); buffer->width * 4);
wl_shm_buffer_end_access(buffer->shm_buffer); wl_shm_buffer_end_access(buffer->shm_buffer);
@ -194,12 +196,13 @@ drm_output_prepare_cursor_view(struct drm_output_state *output_state,
{ {
struct drm_output *output = output_state->output; struct drm_output *output = output_state->output;
struct drm_backend *b = to_drm_backend(output->base.compositor); struct drm_backend *b = to_drm_backend(output->base.compositor);
struct drm_device *device = b->drm;
struct drm_plane *plane = output->cursor_plane; struct drm_plane *plane = output->cursor_plane;
struct drm_plane_state *plane_state; struct drm_plane_state *plane_state;
bool needs_update = false; bool needs_update = false;
const char *p_name = drm_output_get_plane_type_name(plane); const char *p_name = drm_output_get_plane_type_name(plane);
assert(!b->cursors_are_broken); assert(!device->cursors_are_broken);
assert(plane); assert(plane);
assert(plane->state_cur->complete); assert(plane->state_cur->complete);
assert(!plane->state_cur->output || plane->state_cur->output == output); assert(!plane->state_cur->output || plane->state_cur->output == output);
@ -220,8 +223,8 @@ drm_output_prepare_cursor_view(struct drm_output_state *output_state,
} }
if (plane_state->src_x != 0 || plane_state->src_y != 0 || if (plane_state->src_x != 0 || plane_state->src_y != 0 ||
plane_state->src_w > (unsigned) b->cursor_width << 16 || plane_state->src_w > (unsigned) device->cursor_width << 16 ||
plane_state->src_h > (unsigned) b->cursor_height << 16 || plane_state->src_h > (unsigned) device->cursor_height << 16 ||
plane_state->src_w != plane_state->dest_w << 16 || plane_state->src_w != plane_state->dest_w << 16 ||
plane_state->src_h != plane_state->dest_h << 16) { plane_state->src_h != plane_state->dest_h << 16) {
drm_debug(b, "\t\t\t\t[%s] not assigning view %p to %s plane " drm_debug(b, "\t\t\t\t[%s] not assigning view %p to %s plane "
@ -260,10 +263,10 @@ drm_output_prepare_cursor_view(struct drm_output_state *output_state,
* a buffer which is always cursor_width x cursor_height, even if the * a buffer which is always cursor_width x cursor_height, even if the
* surface we want to promote is actually smaller than this. Manually * surface we want to promote is actually smaller than this. Manually
* mangle the plane state to deal with this. */ * mangle the plane state to deal with this. */
plane_state->src_w = b->cursor_width << 16; plane_state->src_w = device->cursor_width << 16;
plane_state->src_h = b->cursor_height << 16; plane_state->src_h = device->cursor_height << 16;
plane_state->dest_w = b->cursor_width; plane_state->dest_w = device->cursor_width;
plane_state->dest_h = b->cursor_height; plane_state->dest_h = device->cursor_height;
drm_debug(b, "\t\t\t\t[%s] provisionally assigned view %p to cursor\n", drm_debug(b, "\t\t\t\t[%s] provisionally assigned view %p to cursor\n",
p_name, ev); p_name, ev);
@ -328,7 +331,8 @@ dmabuf_feedback_maybe_update(struct drm_backend *b, struct weston_view *ev,
{ {
struct weston_dmabuf_feedback *dmabuf_feedback = ev->surface->dmabuf_feedback; struct weston_dmabuf_feedback *dmabuf_feedback = ev->surface->dmabuf_feedback;
struct weston_dmabuf_feedback_tranche *scanout_tranche; struct weston_dmabuf_feedback_tranche *scanout_tranche;
dev_t scanout_dev = b->drm.devnum; struct drm_device *device = b->drm;
dev_t scanout_dev = device->drm.devnum;
uint32_t scanout_flags = ZWP_LINUX_DMABUF_FEEDBACK_V1_TRANCHE_FLAGS_SCANOUT; uint32_t scanout_flags = ZWP_LINUX_DMABUF_FEEDBACK_V1_TRANCHE_FLAGS_SCANOUT;
uint32_t action_needed = ACTION_NEEDED_NONE; uint32_t action_needed = ACTION_NEEDED_NONE;
struct timespec current_time, delta_time; struct timespec current_time, delta_time;
@ -428,6 +432,7 @@ drm_output_find_plane_for_view(struct drm_output_state *state,
{ {
struct drm_output *output = state->output; struct drm_output *output = state->output;
struct drm_backend *b = to_drm_backend(output->base.compositor); struct drm_backend *b = to_drm_backend(output->base.compositor);
struct drm_device *device = b->drm;
struct drm_plane_state *ps = NULL; struct drm_plane_state *ps = NULL;
struct drm_plane *plane; struct drm_plane *plane;
@ -454,7 +459,7 @@ drm_output_find_plane_for_view(struct drm_output_state *state,
FAILURE_REASONS_FB_FORMAT_INCOMPATIBLE; FAILURE_REASONS_FB_FORMAT_INCOMPATIBLE;
return NULL; return NULL;
} else if (buffer->type == WESTON_BUFFER_SHM) { } else if (buffer->type == WESTON_BUFFER_SHM) {
if (!output->cursor_plane || b->cursors_are_broken) { if (!output->cursor_plane || device->cursors_are_broken) {
pnode->try_view_on_plane_failure_reasons |= pnode->try_view_on_plane_failure_reasons |=
FAILURE_REASONS_FB_FORMAT_INCOMPATIBLE; FAILURE_REASONS_FB_FORMAT_INCOMPATIBLE;
return NULL; return NULL;
@ -471,8 +476,8 @@ drm_output_find_plane_for_view(struct drm_output_state *state,
return NULL; return NULL;
} }
if (buffer->width > b->cursor_width || if (buffer->width > device->cursor_width ||
buffer->height > b->cursor_height) { buffer->height > device->cursor_height) {
drm_debug(b, "\t\t\t\t[view] not assigning view %p to plane " drm_debug(b, "\t\t\t\t[view] not assigning view %p to plane "
"(buffer (%dx%d) too large for cursor plane)\n", "(buffer (%dx%d) too large for cursor plane)\n",
ev, buffer->width, buffer->height); ev, buffer->width, buffer->height);
@ -507,7 +512,7 @@ drm_output_find_plane_for_view(struct drm_output_state *state,
state); state);
/* assemble a list with possible candidates */ /* assemble a list with possible candidates */
wl_list_for_each(plane, &b->plane_list, link) { wl_list_for_each(plane, &device->plane_list, link) {
const char *p_name = drm_output_get_plane_type_name(plane); const char *p_name = drm_output_get_plane_type_name(plane);
uint64_t zpos; uint64_t zpos;
@ -912,7 +917,8 @@ void
drm_assign_planes(struct weston_output *output_base) drm_assign_planes(struct weston_output *output_base)
{ {
struct drm_backend *b = to_drm_backend(output_base->compositor); struct drm_backend *b = to_drm_backend(output_base->compositor);
struct drm_pending_state *pending_state = b->repaint_data; struct drm_device *device = b->drm;
struct drm_pending_state *pending_state = device->repaint_data;
struct drm_output *output = to_drm_output(output_base); struct drm_output *output = to_drm_output(output_base);
struct drm_output_state *state = NULL; struct drm_output_state *state = NULL;
struct drm_plane_state *plane_state; struct drm_plane_state *plane_state;
@ -923,7 +929,7 @@ drm_assign_planes(struct weston_output *output_base)
drm_debug(b, "\t[repaint] preparing state for output %s (%lu)\n", drm_debug(b, "\t[repaint] preparing state for output %s (%lu)\n",
output_base->name, (unsigned long) output_base->id); output_base->name, (unsigned long) output_base->id);
if (!b->sprites_are_broken && !output->virtual && b->gbm) { if (!device->sprites_are_broken && !output->virtual && b->gbm) {
drm_debug(b, "\t[repaint] trying planes-only build state\n"); drm_debug(b, "\t[repaint] trying planes-only build state\n");
state = drm_output_propose_state(output_base, pending_state, mode); state = drm_output_propose_state(output_base, pending_state, mode);
if (!state) { if (!state) {
@ -985,8 +991,8 @@ drm_assign_planes(struct weston_output *output_base)
buffer->type == WESTON_BUFFER_RENDERER_OPAQUE) buffer->type == WESTON_BUFFER_RENDERER_OPAQUE)
ev->surface->keep_buffer = true; ev->surface->keep_buffer = true;
else if (buffer->type == WESTON_BUFFER_SHM && else if (buffer->type == WESTON_BUFFER_SHM &&
(ev->surface->width <= b->cursor_width && (ev->surface->width <= device->cursor_width &&
ev->surface->height <= b->cursor_height)) ev->surface->height <= device->cursor_height))
ev->surface->keep_buffer = true; ev->surface->keep_buffer = true;
} }

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