@@ -104,7 +104,8 @@ static const struct xe_pat_table_entry xelpg_pat_table[] = {
REG_FIELD_PREP(XE2_L3_POLICY, l3_policy) | \
REG_FIELD_PREP(XE2_L4_POLICY, l4_policy) | \
REG_FIELD_PREP(XE2_COH_MODE, __coh_mode), \
- .coh_mode = __coh_mode ? XE_COH_AT_LEAST_1WAY : XE_COH_NONE \
+ .coh_mode = __coh_mode ? XE_COH_AT_LEAST_1WAY : XE_COH_NONE, \
+ .compressed = comp_en \
}
static const struct xe_pat_table_entry xe2_pat_table[] = {
@@ -148,6 +149,12 @@ u16 xe_pat_index_get_coh_mode(struct xe_device *xe, u16 pat_index)
return xe->pat.table[pat_index].coh_mode;
}
+bool xe_pat_index_has_compression(struct xe_device *xe, u16 pat_index)
+{
+ WARN_ON(pat_index >= xe->pat.n_entries);
+ return xe->pat.table[pat_index].compressed;
+}
+
static void program_pat(struct xe_gt *gt, const struct xe_pat_table_entry table[],
int n_entries)
{
@@ -29,6 +29,7 @@ struct xe_pat_table_entry {
#define XE_COH_NONE 1
#define XE_COH_AT_LEAST_1WAY 2
u16 coh_mode;
+ bool compressed;
};
/**
@@ -58,4 +59,11 @@ void xe_pat_dump(struct xe_gt *gt, struct drm_printer *p);
*/
u16 xe_pat_index_get_coh_mode(struct xe_device *xe, u16 pat_index);
+/**
+ * xe_pat_index_has_compression - Is pat_index using ccs compression
+ * @xe: xe device
+ * @pat_index: The pat_index to query
+ */
+bool xe_pat_index_has_compression(struct xe_device *xe, u16 pat_index);
+
#endif
add compressed member into xe_pat_table_entry which will contain boolean information if given pat_index is compressed or no. Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com> --- drivers/gpu/drm/xe/xe_pat.c | 9 ++++++++- drivers/gpu/drm/xe/xe_pat.h | 8 ++++++++ 2 files changed, 16 insertions(+), 1 deletion(-)