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drm/amd/display: MPC updates

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Fix update_mpcc logic to only call assert_mpcc_idle_before_connect
if mpcc is not already being used (and required removal).
Update set_out_rate_control to include optional flow control parameter.
In init_mpcc_from_hw check for case where bot_sel is same as mpcc_id.

Signed-off-by: Eric Bernstein <eric.bernstein@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Eric Bernstein 2017-11-16 14:29:10 -05:00 committed by Alex Deucher
parent c1fba8204b
commit 49fac0b46a
2 changed files with 8 additions and 5 deletions
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8
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
View file

@ -1923,10 +1923,10 @@ static void update_mpcc(struct dc *dc, struct pipe_ctx *pipe_ctx)
/* remove MPCC if being used */
if (new_mpcc != NULL)
mpc->funcs->remove_mpcc(mpc, mpc_tree_params, new_mpcc);
if (dc->debug.sanity_checks)
mpc->funcs->assert_mpcc_idle_before_connect(
dc->res_pool->mpc, mpcc_id);
else
if (dc->debug.sanity_checks)
mpc->funcs->assert_mpcc_idle_before_connect(
dc->res_pool->mpc, mpcc_id);
/* Call MPC to insert new plane */
new_mpcc = mpc->funcs->insert_plane(dc->res_pool->mpc,

5
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_mpc.c
View file

@ -300,11 +300,11 @@ void mpc1_remove_mpcc(
if (temp_mpcc && temp_mpcc->mpcc_bot == mpcc_to_remove) {
found = true;
temp_mpcc->mpcc_bot = mpcc_to_remove->mpcc_bot;
if (mpcc_to_remove->mpcc_bot) {
/* remove MPCC in middle of list */
REG_SET(MPCC_BOT_SEL[temp_mpcc->mpcc_id], 0,
MPCC_BOT_SEL, mpcc_to_remove->mpcc_bot->mpcc_id);
temp_mpcc->mpcc_bot = mpcc_to_remove->mpcc_bot;
} else {
/* remove MPCC from bottom of list */
REG_SET(MPCC_BOT_SEL[temp_mpcc->mpcc_id], 0,
@ -374,6 +374,9 @@ void mpc1_init_mpcc_list_from_hw(
REG_GET(MPCC_TOP_SEL[mpcc_id], MPCC_TOP_SEL, &top_sel);
REG_GET(MPCC_BOT_SEL[mpcc_id], MPCC_BOT_SEL, &bot_sel);
if (bot_sel == mpcc_id)
bot_sel = 0xf;
if ((opp_id == tree->opp_id) && (top_sel != 0xf)) {
mpcc = mpc1_get_mpcc(mpc, mpcc_id);
mpcc->dpp_id = top_sel;