return false;
}
-static char *
-drmGetFormatModifierNameFromArm(uint64_t modifier)
+static bool
+drmGetAfbcFormatModifierNameFromArm(uint64_t modifier, FILE *fp)
{
- uint64_t type = (modifier >> 52) & 0xf;
uint64_t mode_value = modifier & AFBC_FORMAT_MOD_MODE_VALUE_MASK;
uint64_t block_size = mode_value & AFBC_FORMAT_MOD_BLOCK_SIZE_MASK;
- FILE *fp;
- char *modifier_name = NULL;
- size_t size = 0;
- unsigned int i;
-
const char *block = NULL;
const char *mode = NULL;
bool did_print_mode = false;
- /* misc type is already handled by the static table */
- if (type != DRM_FORMAT_MOD_ARM_TYPE_AFBC)
- return NULL;
-
- fp = open_memstream(&modifier_name, &size);
- if (!fp)
- return NULL;
-
/* add block, can only have a (single) block */
switch (block_size) {
case AFBC_FORMAT_MOD_BLOCK_SIZE_16x16:
}
if (!block) {
- fclose(fp);
- free(modifier_name);
- return NULL;
+ return false;
}
fprintf(fp, "BLOCK_SIZE=%s,", block);
/* add mode */
- for (i = 0; i < ARRAY_SIZE(arm_mode_value_table); i++) {
+ for (unsigned int i = 0; i < ARRAY_SIZE(arm_mode_value_table); i++) {
if (arm_mode_value_table[i].modifier & mode_value) {
mode = arm_mode_value_table[i].modifier_name;
if (!did_print_mode) {
}
}
+ return true;
+}
+
+static bool
+drmGetAfrcFormatModifierNameFromArm(uint64_t modifier, FILE *fp)
+{
+ for (unsigned int i = 0; i < 2; ++i) {
+ uint64_t coding_unit_block =
+ (modifier >> (i * 4)) & AFRC_FORMAT_MOD_CU_SIZE_MASK;
+ const char *coding_unit_size = NULL;
+
+ switch (coding_unit_block) {
+ case AFRC_FORMAT_MOD_CU_SIZE_16:
+ coding_unit_size = "CU_16";
+ break;
+ case AFRC_FORMAT_MOD_CU_SIZE_24:
+ coding_unit_size = "CU_24";
+ break;
+ case AFRC_FORMAT_MOD_CU_SIZE_32:
+ coding_unit_size = "CU_32";
+ break;
+ }
+
+ if (!coding_unit_size) {
+ if (i == 0) {
+ return false;
+ }
+ break;
+ }
+
+ if (i == 0) {
+ fprintf(fp, "P0=%s,", coding_unit_size);
+ } else {
+ fprintf(fp, "P12=%s,", coding_unit_size);
+ }
+ }
+
+ bool scan_layout =
+ (modifier & AFRC_FORMAT_MOD_LAYOUT_SCAN) == AFRC_FORMAT_MOD_LAYOUT_SCAN;
+ if (scan_layout) {
+ fprintf(fp, "SCAN");
+ } else {
+ fprintf(fp, "ROT");
+ }
+ return true;
+}
+
+static char *
+drmGetFormatModifierNameFromArm(uint64_t modifier)
+{
+ uint64_t type = (modifier >> 52) & 0xf;
+
+ FILE *fp;
+ size_t size = 0;
+ char *modifier_name = NULL;
+ bool result = false;
+
+ fp = open_memstream(&modifier_name, &size);
+ if (!fp)
+ return NULL;
+
+ switch (type) {
+ case DRM_FORMAT_MOD_ARM_TYPE_AFBC:
+ result = drmGetAfbcFormatModifierNameFromArm(modifier, fp);
+ break;
+ case DRM_FORMAT_MOD_ARM_TYPE_AFRC:
+ result = drmGetAfrcFormatModifierNameFromArm(modifier, fp);
+ break;
+ /* misc type is already handled by the static table */
+ case DRM_FORMAT_MOD_ARM_TYPE_MISC:
+ default:
+ result = false;
+ break;
+ }
+
fclose(fp);
+ if (!result) {
+ free(modifier_name);
+ return NULL;
+ }
+
return modifier_name;
}