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backend/drm: introduce wlr_drm_conn_log

Browse source 
Simplify and unify connector-specific logging with a new
wlr_drm_conn_log macro. This makes it easier to understand which
connector a failure is about, without having to explicitly integrate the
connector name in each log message.
This commit is contained in:
Simon Ser 2020-12-09 14:50:39 +01:00
parent 0aefa18690
commit c89b131f29
3 changed files with 62 additions and 65 deletions
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90
backend/drm/drm.c
View file

@ -363,8 +363,8 @@ static bool drm_crtc_page_flip(struct wlr_drm_connector *conn) {
// we'll wait for all queued page-flips to complete, so we don't need this // we'll wait for all queued page-flips to complete, so we don't need this
// safeguard. // safeguard.
if (conn->pageflip_pending && !crtc->pending_modeset) { if (conn->pageflip_pending && !crtc->pending_modeset) {
wlr_log(WLR_ERROR, "Failed to page-flip output '%s': " wlr_drm_conn_log(conn, WLR_ERROR, "Failed to page-flip output: "
"a page-flip is already pending", conn->output.name); "a page-flip is already pending");
return false; return false;
} }
@ -445,7 +445,8 @@ static bool drm_connector_test(struct wlr_output *output) {
output->pending.enabled) { output->pending.enabled) {
if (output->current_mode == NULL && if (output->current_mode == NULL &&
!(output->pending.committed & WLR_OUTPUT_STATE_MODE)) { !(output->pending.committed & WLR_OUTPUT_STATE_MODE)) {
wlr_log(WLR_DEBUG, "Can't enable an output without a mode"); wlr_drm_conn_log(conn, WLR_DEBUG,
"Can't enable an output without a mode");
return false; return false;
} }
} }
@ -492,7 +493,7 @@ static bool drm_connector_commit_buffer(struct wlr_output *output) {
switch (output->pending.buffer_type) { switch (output->pending.buffer_type) {
case WLR_OUTPUT_STATE_BUFFER_RENDER: case WLR_OUTPUT_STATE_BUFFER_RENDER:
if (!drm_fb_lock_surface(&plane->pending_fb, &plane->surf)) { if (!drm_fb_lock_surface(&plane->pending_fb, &plane->surf)) {
wlr_log(WLR_ERROR, "drm_fb_lock_surface failed"); wlr_drm_conn_log(conn, WLR_ERROR, "drm_fb_lock_surface failed");
return false; return false;
} }
break; break;
@ -527,13 +528,13 @@ bool drm_connector_supports_vrr(struct wlr_drm_connector *conn) {
if (conn->props.vrr_capable == 0 || if (conn->props.vrr_capable == 0 ||
!get_drm_prop(drm->fd, conn->id, conn->props.vrr_capable, !get_drm_prop(drm->fd, conn->id, conn->props.vrr_capable,
&vrr_capable) || !vrr_capable) { &vrr_capable) || !vrr_capable) {
wlr_log(WLR_DEBUG, "Failed to enable adaptive sync: " wlr_drm_conn_log(conn, WLR_DEBUG, "Failed to enable adaptive sync: "
"connector '%s' doesn't support VRR", conn->output.name); "connector doesn't support VRR");
return false; return false;
} }
if (crtc->props.vrr_enabled == 0) { if (crtc->props.vrr_enabled == 0) {
wlr_log(WLR_DEBUG, "Failed to enable adaptive sync: " wlr_drm_conn_log(conn, WLR_DEBUG, "Failed to enable adaptive sync: "
"CRTC %"PRIu32" doesn't support VRR", crtc->id); "CRTC %"PRIu32" doesn't support VRR", crtc->id);
return false; return false;
} }
@ -663,8 +664,7 @@ struct wlr_drm_fb *plane_get_next_fb(struct wlr_drm_plane *plane) {
static bool drm_connector_pageflip_renderer(struct wlr_drm_connector *conn) { static bool drm_connector_pageflip_renderer(struct wlr_drm_connector *conn) {
struct wlr_drm_crtc *crtc = conn->crtc; struct wlr_drm_crtc *crtc = conn->crtc;
if (!crtc) { if (!crtc) {
wlr_log(WLR_ERROR, "Page-flip failed on connector '%s': no CRTC", wlr_drm_conn_log(conn, WLR_ERROR, "Page-flip failed: no CRTC");
conn->output.name);
return false; return false;
} }
@ -691,13 +691,12 @@ static bool drm_connector_init_renderer(struct wlr_drm_connector *conn,
return false; return false;
} }
wlr_log(WLR_DEBUG, "Initializing renderer on connector '%s'", wlr_drm_conn_log(conn, WLR_DEBUG, "Initializing renderer");
conn->output.name);
struct wlr_drm_crtc *crtc = conn->crtc; struct wlr_drm_crtc *crtc = conn->crtc;
if (!crtc) { if (!crtc) {
wlr_log(WLR_ERROR, "Failed to initialize renderer on connector '%s': " wlr_drm_conn_log(conn, WLR_ERROR,
"no CRTC", conn->output.name); "Failed to initialize renderer: no CRTC");
return false; return false;
} }
struct wlr_drm_plane *plane = crtc->primary; struct wlr_drm_plane *plane = crtc->primary;
@ -713,7 +712,7 @@ static bool drm_connector_init_renderer(struct wlr_drm_connector *conn,
bool modifiers = true; bool modifiers = true;
const char *no_modifiers = getenv("WLR_DRM_NO_MODIFIERS"); const char *no_modifiers = getenv("WLR_DRM_NO_MODIFIERS");
if (no_modifiers != NULL && strcmp(no_modifiers, "1") == 0) { if (no_modifiers != NULL && strcmp(no_modifiers, "1") == 0) {
wlr_log(WLR_DEBUG, wlr_drm_conn_log(conn, WLR_DEBUG,
"WLR_DRM_NO_MODIFIERS set, initializing planes without modifiers"); "WLR_DRM_NO_MODIFIERS set, initializing planes without modifiers");
modifiers = false; modifiers = false;
} }
@ -721,15 +720,15 @@ static bool drm_connector_init_renderer(struct wlr_drm_connector *conn,
if (!drm_plane_init_surface(plane, drm, width, height, format, false, modifiers) || if (!drm_plane_init_surface(plane, drm, width, height, format, false, modifiers) ||
!drm_connector_pageflip_renderer(conn)) { !drm_connector_pageflip_renderer(conn)) {
if (!modifiers) { if (!modifiers) {
wlr_log(WLR_ERROR, "Failed to initialize renderer " wlr_drm_conn_log(conn, WLR_ERROR, "Failed to initialize renderer:"
"on connector '%s': initial page-flip failed", "initial page-flip failed");
conn->output.name);
return false; return false;
} }
// If page-flipping with modifiers enabled doesn't work, retry without // If page-flipping with modifiers enabled doesn't work, retry without
// modifiers // modifiers
wlr_log(WLR_INFO, "Page-flip failed with primary FB modifiers enabled, " wlr_drm_conn_log(conn, WLR_INFO,
"Page-flip failed with primary FB modifiers enabled, "
"retrying without modifiers"); "retrying without modifiers");
modifiers = false; modifiers = false;
@ -742,9 +741,8 @@ static bool drm_connector_init_renderer(struct wlr_drm_connector *conn,
return false; return false;
} }
if (!drm_connector_pageflip_renderer(conn)) { if (!drm_connector_pageflip_renderer(conn)) {
wlr_log(WLR_ERROR, "Failed to initialize renderer " wlr_drm_conn_log(conn, WLR_ERROR, "Failed to initialize renderer:"
"on connector '%s': initial page-flip failed", "initial page-flip failed");
conn->output.name);
return false; return false;
} }
} }
@ -762,8 +760,8 @@ static void attempt_enable_needs_modeset(struct wlr_drm_backend *drm) {
if (conn->state == WLR_DRM_CONN_NEEDS_MODESET && if (conn->state == WLR_DRM_CONN_NEEDS_MODESET &&
conn->crtc != NULL && conn->desired_mode != NULL && conn->crtc != NULL && conn->desired_mode != NULL &&
conn->desired_enabled) { conn->desired_enabled) {
wlr_log(WLR_DEBUG, "Output %s has a desired mode and a CRTC, " wlr_drm_conn_log(conn, WLR_DEBUG,
"attempting a modeset", conn->output.name); "Output has a desired mode and a CRTC, attempting a modeset");
drm_connector_set_mode(conn, conn->desired_mode); drm_connector_set_mode(conn, conn->desired_mode);
} }
} }
@ -794,7 +792,8 @@ bool drm_connector_set_mode(struct wlr_drm_connector *conn,
if (conn->state != WLR_DRM_CONN_CONNECTED if (conn->state != WLR_DRM_CONN_CONNECTED
&& conn->state != WLR_DRM_CONN_NEEDS_MODESET) { && conn->state != WLR_DRM_CONN_NEEDS_MODESET) {
wlr_log(WLR_ERROR, "Cannot modeset a disconnected output"); wlr_drm_conn_log(conn, WLR_ERROR,
"Cannot modeset a disconnected output");
return false; return false;
} }
@ -803,18 +802,19 @@ bool drm_connector_set_mode(struct wlr_drm_connector *conn,
realloc_crtcs(drm); realloc_crtcs(drm);
} }
if (conn->crtc == NULL) { if (conn->crtc == NULL) {
wlr_log(WLR_ERROR, "Cannot modeset '%s': no CRTC for this connector", wlr_drm_conn_log(conn, WLR_ERROR,
conn->output.name); "Cannot perform modeset: no CRTC for this connector");
return false; return false;
} }
wlr_log(WLR_INFO, "Modesetting '%s' with '%" PRId32 "x%" PRId32 "@%" PRId32 "mHz'", wlr_drm_conn_log(conn, WLR_INFO,
conn->output.name, wlr_mode->width, wlr_mode->height, "Modesetting with '%" PRId32 "x%" PRId32 "@%" PRId32 "mHz'",
wlr_mode->refresh); wlr_mode->width, wlr_mode->height, wlr_mode->refresh);
struct wlr_drm_mode *mode = (struct wlr_drm_mode *)wlr_mode; struct wlr_drm_mode *mode = (struct wlr_drm_mode *)wlr_mode;
if (!drm_connector_init_renderer(conn, mode)) { if (!drm_connector_init_renderer(conn, mode)) {
wlr_log(WLR_ERROR, "Failed to initialize renderer for plane"); wlr_drm_conn_log(conn, WLR_ERROR,
"Failed to initialize renderer for plane");
return false; return false;
} }
@ -857,7 +857,7 @@ struct wlr_output_mode *wlr_drm_connector_add_mode(struct wlr_output *output,
mode->wlr_mode.height = mode->drm_mode.vdisplay; mode->wlr_mode.height = mode->drm_mode.vdisplay;
mode->wlr_mode.refresh = calculate_refresh_rate(modeinfo); mode->wlr_mode.refresh = calculate_refresh_rate(modeinfo);
wlr_log(WLR_INFO, "Registered custom mode " wlr_drm_conn_log(conn, WLR_INFO, "Registered custom mode "
"%"PRId32"x%"PRId32"@%"PRId32, "%"PRId32"x%"PRId32"@%"PRId32,
mode->wlr_mode.width, mode->wlr_mode.height, mode->wlr_mode.width, mode->wlr_mode.height,
mode->wlr_mode.refresh); mode->wlr_mode.refresh);
@ -893,7 +893,7 @@ static bool drm_connector_set_cursor(struct wlr_output *output,
if (!drm_plane_init_surface(plane, drm, w, h, if (!drm_plane_init_surface(plane, drm, w, h,
DRM_FORMAT_ARGB8888, true, false)) { DRM_FORMAT_ARGB8888, true, false)) {
wlr_log(WLR_ERROR, "Cannot allocate cursor resources"); wlr_drm_conn_log(conn, WLR_ERROR, "Cannot allocate cursor resources");
return false; return false;
} }
} }
@ -931,7 +931,7 @@ static bool drm_connector_set_cursor(struct wlr_output *output,
height = height * output->scale / scale; height = height * output->scale / scale;
if (width > (int)plane->surf.width || height > (int)plane->surf.height) { if (width > (int)plane->surf.width || height > (int)plane->surf.height) {
wlr_log(WLR_ERROR, "Cursor too large (max %dx%d)", wlr_drm_conn_log(conn, WLR_ERROR, "Cursor too large (max %dx%d)",
(int)plane->surf.width, (int)plane->surf.height); (int)plane->surf.width, (int)plane->surf.height);
return false; return false;
} }
@ -1043,8 +1043,8 @@ static void dealloc_crtc(struct wlr_drm_connector *conn) {
return; return;
} }
wlr_log(WLR_DEBUG, "De-allocating CRTC %zu for output '%s'", wlr_drm_conn_log(conn, WLR_DEBUG, "De-allocating CRTC %zu",
conn->crtc - drm->crtcs, conn->output.name); conn->crtc - drm->crtcs);
conn->crtc->pending_modeset = true; conn->crtc->pending_modeset = true;
conn->crtc->pending.active = false; conn->crtc->pending.active = false;
@ -1159,8 +1159,7 @@ static void realloc_crtcs(struct wlr_drm_backend *drm) {
if (connector_match[i] == -1) { if (connector_match[i] == -1) {
if (prev_enabled) { if (prev_enabled) {
wlr_log(WLR_DEBUG, "Output has %s lost its CRTC", wlr_drm_conn_log(conn, WLR_DEBUG, "Output has lost its CRTC");
conn->output.name);
conn->state = WLR_DRM_CONN_NEEDS_MODESET; conn->state = WLR_DRM_CONN_NEEDS_MODESET;
wlr_output_update_enabled(&conn->output, false); wlr_output_update_enabled(&conn->output, false);
conn->desired_mode = conn->output.current_mode; conn->desired_mode = conn->output.current_mode;
@ -1179,8 +1178,7 @@ static void realloc_crtcs(struct wlr_drm_backend *drm) {
struct wlr_drm_mode *mode = struct wlr_drm_mode *mode =
(struct wlr_drm_mode *)conn->output.current_mode; (struct wlr_drm_mode *)conn->output.current_mode;
if (!drm_connector_init_renderer(conn, mode)) { if (!drm_connector_init_renderer(conn, mode)) {
wlr_log(WLR_ERROR, "Failed to initialize renderer on output %s", wlr_drm_conn_log(conn, WLR_ERROR, "Failed to initialize renderer");
conn->output.name);
wlr_output_update_enabled(&conn->output, false); wlr_output_update_enabled(&conn->output, false);
continue; continue;
} }
@ -1298,14 +1296,14 @@ void scan_drm_connectors(struct wlr_drm_backend *drm) {
uint64_t link_status; uint64_t link_status;
if (!get_drm_prop(drm->fd, wlr_conn->id, if (!get_drm_prop(drm->fd, wlr_conn->id,
wlr_conn->props.link_status, &link_status)) { wlr_conn->props.link_status, &link_status)) {
wlr_log(WLR_ERROR, "Failed to get link status for '%s'", wlr_drm_conn_log(wlr_conn, WLR_ERROR,
wlr_conn->output.name); "Failed to get link status prop");
continue; continue;
} }
if (link_status == DRM_MODE_LINK_STATUS_BAD) { if (link_status == DRM_MODE_LINK_STATUS_BAD) {
// We need to reload our list of modes and force a modeset // We need to reload our list of modes and force a modeset
wlr_log(WLR_INFO, "Bad link for '%s'", wlr_conn->output.name); wlr_drm_conn_log(wlr_conn, WLR_INFO, "Bad link detected");
drm_connector_cleanup(wlr_conn); drm_connector_cleanup(wlr_conn);
} }
} }
@ -1368,8 +1366,7 @@ void scan_drm_connectors(struct wlr_drm_backend *drm) {
wlr_conn->possible_crtc = get_possible_crtcs(drm->fd, res, drm_conn); wlr_conn->possible_crtc = get_possible_crtcs(drm->fd, res, drm_conn);
if (wlr_conn->possible_crtc == 0) { if (wlr_conn->possible_crtc == 0) {
wlr_log(WLR_ERROR, "No CRTC possible for connector '%s'", wlr_drm_conn_log(wlr_conn, WLR_ERROR, "No CRTC possible");
wlr_conn->output.name);
} }
// TODO: this results in connectors being enabled without a mode // TODO: this results in connectors being enabled without a mode
@ -1414,8 +1411,7 @@ void scan_drm_connectors(struct wlr_drm_backend *drm) {
for (size_t i = 0; i < new_outputs_len; ++i) { for (size_t i = 0; i < new_outputs_len; ++i) {
struct wlr_drm_connector *conn = new_outputs[i]; struct wlr_drm_connector *conn = new_outputs[i];
wlr_log(WLR_INFO, "Requesting modeset for '%s'", wlr_drm_conn_log(conn, WLR_INFO, "Requesting modeset");
conn->output.name);
wlr_signal_emit_safe(&drm->backend.events.new_output, wlr_signal_emit_safe(&drm->backend.events.new_output,
&conn->output); &conn->output);
} }
@ -1440,7 +1436,7 @@ static void page_flip_handler(int fd, unsigned seq,
} }
} }
if (!conn) { if (!conn) {
wlr_log(WLR_DEBUG, "No connector for crtc_id %u", crtc_id); wlr_log(WLR_DEBUG, "No connector for CRTC %u", crtc_id);
return; return;
} }

29
backend/drm/legacy.c
View file

@ -42,15 +42,14 @@ static bool legacy_crtc_commit(struct wlr_drm_backend *drm,
DRM_MODE_DPMS_ON : DRM_MODE_DPMS_OFF; DRM_MODE_DPMS_ON : DRM_MODE_DPMS_OFF;
if (drmModeConnectorSetProperty(drm->fd, conn->id, conn->props.dpms, if (drmModeConnectorSetProperty(drm->fd, conn->id, conn->props.dpms,
dpms) != 0) { dpms) != 0) {
wlr_log_errno(WLR_ERROR, "%s: failed to set DPMS property", wlr_drm_conn_log_errno(conn, WLR_ERROR,
conn->output.name); "Failed to set DPMS property");
return false; return false;
} }
if (drmModeSetCrtc(drm->fd, crtc->id, fb_id, 0, 0, if (drmModeSetCrtc(drm->fd, crtc->id, fb_id, 0, 0,
conns, conns_len, mode)) { conns, conns_len, mode)) {
wlr_log_errno(WLR_ERROR, "%s: failed to set CRTC", wlr_drm_conn_log_errno(conn, WLR_ERROR, "Failed to set CRTC");
conn->output.name);
return false; return false;
} }
} }
@ -67,16 +66,15 @@ static bool legacy_crtc_commit(struct wlr_drm_backend *drm,
if (drmModeObjectSetProperty(drm->fd, crtc->id, DRM_MODE_OBJECT_CRTC, if (drmModeObjectSetProperty(drm->fd, crtc->id, DRM_MODE_OBJECT_CRTC,
crtc->props.vrr_enabled, crtc->props.vrr_enabled,
output->pending.adaptive_sync_enabled) != 0) { output->pending.adaptive_sync_enabled) != 0) {
wlr_log_errno(WLR_ERROR, wlr_drm_conn_log_errno(conn, WLR_ERROR,
"drmModeObjectSetProperty(VRR_ENABLED) failed"); "drmModeObjectSetProperty(VRR_ENABLED) failed");
return false; return false;
} }
output->adaptive_sync_status = output->pending.adaptive_sync_enabled ? output->adaptive_sync_status = output->pending.adaptive_sync_enabled ?
WLR_OUTPUT_ADAPTIVE_SYNC_ENABLED : WLR_OUTPUT_ADAPTIVE_SYNC_ENABLED :
WLR_OUTPUT_ADAPTIVE_SYNC_DISABLED; WLR_OUTPUT_ADAPTIVE_SYNC_DISABLED;
wlr_log(WLR_DEBUG, "VRR %s on connector '%s'", wlr_drm_conn_log(conn, WLR_DEBUG, "VRR %s",
output->pending.adaptive_sync_enabled ? "enabled" : "disabled", output->pending.adaptive_sync_enabled ? "enabled" : "disabled");
output->name);
} }
if (cursor != NULL && drm_connector_is_cursor_visible(conn)) { if (cursor != NULL && drm_connector_is_cursor_visible(conn)) {
@ -84,29 +82,26 @@ static bool legacy_crtc_commit(struct wlr_drm_backend *drm,
struct gbm_bo *cursor_bo = struct gbm_bo *cursor_bo =
drm_fb_acquire(cursor_fb, drm, &cursor->mgpu_surf); drm_fb_acquire(cursor_fb, drm, &cursor->mgpu_surf);
if (!cursor_bo) { if (!cursor_bo) {
wlr_log_errno(WLR_DEBUG, "%s: failed to acquire cursor FB", wlr_drm_conn_log_errno(conn, WLR_DEBUG,
conn->output.name); "Failed to acquire cursor FB");
return false; return false;
} }
if (drmModeSetCursor(drm->fd, crtc->id, if (drmModeSetCursor(drm->fd, crtc->id,
gbm_bo_get_handle(cursor_bo).u32, gbm_bo_get_handle(cursor_bo).u32,
cursor->surf.width, cursor->surf.height)) { cursor->surf.width, cursor->surf.height)) {
wlr_log_errno(WLR_DEBUG, "%s: failed to set hardware cursor", wlr_drm_conn_log_errno(conn, WLR_DEBUG, "drmModeSetCursor failed");
conn->output.name);
return false; return false;
} }
if (drmModeMoveCursor(drm->fd, if (drmModeMoveCursor(drm->fd,
crtc->id, conn->cursor_x, conn->cursor_y) != 0) { crtc->id, conn->cursor_x, conn->cursor_y) != 0) {
wlr_log_errno(WLR_ERROR, "%s: failed to move cursor", wlr_drm_conn_log_errno(conn, WLR_ERROR, "drmModeMoveCursor failed");
conn->output.name);
return false; return false;
} }
} else { } else {
if (drmModeSetCursor(drm->fd, crtc->id, 0, 0, 0)) { if (drmModeSetCursor(drm->fd, crtc->id, 0, 0, 0)) {
wlr_log_errno(WLR_DEBUG, "%s: failed to unset hardware cursor", wlr_drm_conn_log_errno(conn, WLR_DEBUG, "drmModeSetCursor failed");
conn->output.name);
return false; return false;
} }
} }
@ -114,7 +109,7 @@ static bool legacy_crtc_commit(struct wlr_drm_backend *drm,
if (flags & DRM_MODE_PAGE_FLIP_EVENT) { if (flags & DRM_MODE_PAGE_FLIP_EVENT) {
if (drmModePageFlip(drm->fd, crtc->id, fb_id, if (drmModePageFlip(drm->fd, crtc->id, fb_id,
DRM_MODE_PAGE_FLIP_EVENT, drm)) { DRM_MODE_PAGE_FLIP_EVENT, drm)) {
wlr_log_errno(WLR_ERROR, "%s: Failed to page flip", conn->output.name); wlr_drm_conn_log_errno(conn, WLR_ERROR, "drmModePageFlip failed");
return false; return false;
} }
} }

8
include/backend/drm/drm.h
View file

@ -110,9 +110,10 @@ struct wlr_drm_mode {
}; };
struct wlr_drm_connector { struct wlr_drm_connector {
struct wlr_output output; struct wlr_output output; // only valid if state != DISCONNECTED
struct wlr_drm_backend *backend; struct wlr_drm_backend *backend;
char name[24];
enum wlr_drm_connector_state state; enum wlr_drm_connector_state state;
struct wlr_output_mode *desired_mode; struct wlr_output_mode *desired_mode;
bool desired_enabled; bool desired_enabled;
@ -155,4 +156,9 @@ size_t drm_crtc_get_gamma_lut_size(struct wlr_drm_backend *drm,
struct wlr_drm_fb *plane_get_next_fb(struct wlr_drm_plane *plane); struct wlr_drm_fb *plane_get_next_fb(struct wlr_drm_plane *plane);
#define wlr_drm_conn_log(conn, verb, fmt, ...) \
wlr_log(verb, "connector %s: " fmt, conn->output.name, ##__VA_ARGS__)
#define wlr_drm_conn_log_errno(conn, verb, fmt, ...) \
wlr_log_errno(verb, "connector %s: " fmt, conn->output.name, ##__VA_ARGS__)
#endif #endif