diff options
| author | Jun Lei <Jun.Lei@amd.com> | 2019-05-13 15:09:13 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-06-22 09:34:13 -0500 |
| commit | 3979efcec6272848fca96496c53096f6ee8aa32f (patch) | |
| tree | d08bfb3831bd99ddd98cf425d948e2709e8cbcdd /drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c | |
| parent | a746a2585542179bf9ec37c5243a10a6490ba41d (diff) | |
drm/amd/display: Add missing VM conversion from hw values
[why]
VM implemenation is missing conversion from HW values in hubbub
DM not passing actual PTB during flip
[how]
add proper HW conversion from logical values
fix cases where we programmed VA even though we are in PA
plumb in PTB from DM
Signed-off-by: Jun Lei <Jun.Lei@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c index 914071393d1c..2cbffe2809b6 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c @@ -1631,8 +1631,9 @@ static void dcn20_update_plane_addr(const struct dc *dc, struct pipe_ctx *pipe_c plane_state->address.page_table_base.quad_part, pipe_ctx->pipe_idx); - // Call hubbub to program PTB of VMID - if (dc->res_pool->hubbub->funcs->setup_vmid_ptb) + // Call hubbub to program PTB of VMID only if its VA + // PA PTB is a one-time setup at init + if (vmid > 0 && dc->res_pool->hubbub->funcs->setup_vmid_ptb) dc->res_pool->hubbub->funcs->setup_vmid_ptb(dc->res_pool->hubbub, plane_state->address.page_table_base.quad_part, vmid); |