This is a note to let you know that I've just added the patch titled
drm/amd/display: fix seamless odm transitions
to the 6.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amd-display-fix-seamless-odm-transitions.patch
and it can be found in the queue-6.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 75c2b7ed080d7421157c03064be82275364136e7 Mon Sep 17 00:00:00 2001
From: Dmytro Laktyushkin <dmytro.laktyushkin@xxxxxxx>
Date: Tue, 18 Apr 2023 10:11:56 -0400
Subject: drm/amd/display: fix seamless odm transitions
From: Dmytro Laktyushkin <dmytro.laktyushkin@xxxxxxx>
commit 75c2b7ed080d7421157c03064be82275364136e7 upstream.
Add missing programming and function pointers
Cc: Mario Limonciello <mario.limonciello@xxxxxxx>
Cc: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Acked-by: Stylon Wang <stylon.wang@xxxxxxx>
Signed-off-by: Dmytro Laktyushkin <dmytro.laktyushkin@xxxxxxx>
Reviewed-by: Charlene Liu <Charlene.Liu@xxxxxxx>
Tested-by: Daniel Wheeler <daniel.wheeler@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c | 11 +++++++++++
drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.c | 2 +-
drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.h | 1 +
3 files changed, 13 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
@@ -1678,6 +1678,17 @@ static void dcn20_program_pipe(
if (hws->funcs.setup_vupdate_interrupt)
hws->funcs.setup_vupdate_interrupt(dc, pipe_ctx);
+
+ if (hws->funcs.calculate_dccg_k1_k2_values && dc->res_pool->dccg->funcs->set_pixel_rate_div) {
+ unsigned int k1_div, k2_div;
+
+ hws->funcs.calculate_dccg_k1_k2_values(pipe_ctx, &k1_div, &k2_div);
+
+ dc->res_pool->dccg->funcs->set_pixel_rate_div(
+ dc->res_pool->dccg,
+ pipe_ctx->stream_res.tg->inst,
+ k1_div, k2_div);
+ }
}
if (pipe_ctx->update_flags.bits.odm)
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.c
@@ -98,7 +98,7 @@ static void optc32_set_odm_combine(struc
optc1->opp_count = opp_cnt;
}
-static void optc32_set_h_timing_div_manual_mode(struct timing_generator *optc, bool manual_mode)
+void optc32_set_h_timing_div_manual_mode(struct timing_generator *optc, bool manual_mode)
{
struct optc *optc1 = DCN10TG_FROM_TG(optc);
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.h
@@ -250,5 +250,6 @@
SF(OTG0_OTG_DRR_CONTROL, OTG_V_TOTAL_LAST_USED_BY_DRR, mask_sh)
void dcn32_timing_generator_init(struct optc *optc1);
+void optc32_set_h_timing_div_manual_mode(struct timing_generator *optc, bool manual_mode);
#endif /* __DC_OPTC_DCN32_H__ */
Patches currently in stable-queue which might be from dmytro.laktyushkin@xxxxxxx are
queue-6.1/drm-amd-display-fix-seamless-odm-transitions.patch
