On QCM2290 chipset DPU does not support UBWC.
Add a dpu cap to indicate this and do not expose compressed formats
in this case.
changes since RFC:
- use ubwc enc and dec version of mdss_data instead of catalog
to decide if ubwc is supported
Signed-off-by: Abhinav Kumar <quic_abhin...@quicinc.com>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
index 1c3a2657450c..40c4dd2c3139 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
@@ -18,6 +18,7 @@
#include <drm/drm_gem_atomic_helper.h>
#include "msm_drv.h"
+#include "msm_mdss.h"
#include "dpu_kms.h"
#include "dpu_formats.h"
#include "dpu_hw_sspp.h"
@@ -1342,10 +1343,14 @@ void dpu_plane_danger_signal_ctrl(struct drm_plane
*plane, bool enable)
static bool dpu_plane_format_mod_supported(struct drm_plane *plane,
uint32_t format, uint64_t modifier)
{
+ struct dpu_kms *dpu_kms = _dpu_plane_get_kms(plane);
+ bool has_no_ubwc = (dpu_kms->mdss->ubwc_enc_version == 0) &&
+ (dpu_kms->mdss->ubwc_dec_version == 0);
+
if (modifier == DRM_FORMAT_MOD_LINEAR)
return true;
- if (modifier == DRM_FORMAT_MOD_QCOM_COMPRESSED)
+ if (modifier == DRM_FORMAT_MOD_QCOM_COMPRESSED && !has_no_ubwc)
return dpu_find_format(format,
qcom_compressed_supported_formats,
ARRAY_SIZE(qcom_compressed_supported_formats));
--
2.44.0
