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Log reason why a previous allocation is not re-used

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This commit is contained in:
Simon Ser 2023-02-16 19:55:30 +01:00
parent 63c6043b15
commit 2045e7d070
1 changed files with 12 additions and 0 deletions
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12
alloc.c
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@ -548,6 +548,8 @@ layer_needs_realloc(struct liftoff_layer *layer)
struct liftoff_layer_property *prop;
if (layer->changed) {
liftoff_log(LIFTOFF_DEBUG, "Cannot re-use previous allocation: "
"layer property added or force composition changed");
return true;
}
@ -567,11 +569,15 @@ layer_needs_realloc(struct liftoff_layer *layer)
}
if (prop->value == 0 || prop->prev_value == 0) {
liftoff_log(LIFTOFF_DEBUG, "Cannot re-use previous allocation: "
"layer enabled or disabled");
return true;
}
if (fb_info_needs_realloc(&layer->fb_info,
&layer->prev_fb_info)) {
liftoff_log(LIFTOFF_DEBUG, "Cannot re-use previous allocation: "
"FB info changed");
return true;
}
@ -590,6 +596,8 @@ layer_needs_realloc(struct liftoff_layer *layer)
if (strcmp(prop->name, "alpha") == 0) {
if (prop->value == 0 || prop->prev_value == 0 ||
prop->value == 0xFFFF || prop->prev_value == 0xFFFF) {
liftoff_log(LIFTOFF_DEBUG, "Cannot re-use previous allocation: "
"alpha changed");
return true;
}
continue;
@ -604,6 +612,8 @@ layer_needs_realloc(struct liftoff_layer *layer)
/* TODO: if CRTC_{X,Y,W,H} changed but intersection with other
* layers hasn't changed, don't realloc */
liftoff_log(LIFTOFF_DEBUG, "Cannot re-use previous allocation: "
"property \"%s\" changed", prop->name);
return true;
}
@ -621,6 +631,8 @@ reuse_previous_alloc(struct liftoff_output *output, drmModeAtomicReq *req,
device = output->device;
if (output->layers_changed) {
liftoff_log(LIFTOFF_DEBUG, "Cannot re-use previous allocation: "
"a layer has been added or removed");
return -EINVAL;
}