From: Nicholas Kazlauskas <[email protected]>

[Why & How]
The MALL and DCC parameters were copied and pasted from a previous ASIC
but the correct value per HW specification should all be 0.

If not correct this can impact urgent bandwidth calculation and PMO.

Reviewed-by: Dillon Varone <[email protected]>
Signed-off-by: Nicholas Kazlauskas <[email protected]>
Signed-off-by: Roman Li <[email protected]>
---
 .../display/dc/dml2_0/dml21/inc/bounding_boxes/dcn42_soc_bb.h   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git 
a/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/inc/bounding_boxes/dcn42_soc_bb.h 
b/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/inc/bounding_boxes/dcn42_soc_bb.h
index deea5608c08e..ccdd9fd1e1bd 100644
--- 
a/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/inc/bounding_boxes/dcn42_soc_bb.h
+++ 
b/drivers/gpu/drm/amd/display/dc/dml2_0/dml21/inc/bounding_boxes/dcn42_soc_bb.h
@@ -203,7 +203,7 @@ static const struct dml2_soc_bb dml2_socbb_dcn42 = {
        .xtalclk_mhz = 24,
        .pcie_refclk_mhz = 100,
        .dchub_refclk_mhz = 50,
-       .mall_allocated_for_dcn_mbytes = 64,
+       .mall_allocated_for_dcn_mbytes = 0,
        .max_outstanding_reqs = 256,
        .fabric_datapath_to_dcn_data_return_bytes = 32,
        .return_bus_width_bytes = 64,
-- 
2.34.1

Reply via email to