Re: [PATCH] drm/amd/display: use mpcc_count to log MPC state
On 4/12/24 10:39 AM, Melissa Wen wrote:
According to [1]:
```
DTN only logs 'pipe_count' instances of MPCC. However in some cases
there are different number of MPCC than DPP (pipe_count).
```
As DTN log still relies on pipe_count to print mpcc state, switch to
mpcc_count in all occurrences.
[1] https://lore.kernel.org/amd-gfx/20240328195047.2843715-39-roman...@amd.com/
Signed-off-by: Melissa Wen
---
drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c | 2 +-
drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c | 2 +-
drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c
b/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c
index 3940f25f7d9f..088224571029 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c
@@ -367,7 +367,7 @@ static void dcn10_log_color_state(struct dc *dc,
dc->caps.color.dpp.ocsc);
DTN_INFO("MPCC: OPP DPP MPCCBOT MODE ALPHA_MODE PREMULT OVERLAP_ONLY IDLE\n");
- for (i = 0; i < pool->pipe_count; i++) {
+ for (i = 0; i < pool->mpcc_count; i++) {
struct mpcc_state s = {0};
pool->mpc->funcs->read_mpcc_state(pool->mpc, i, &s);
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
index 87b43cb50c1e..a38333152654 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
@@ -155,7 +155,7 @@ void dcn20_log_color_state(struct dc *dc,
DTN_INFO("MPCC: OPP DPP MPCCBOT MODE ALPHA_MODE PREMULT OVERLAP_ONLY
IDLE"
" OGAM mode\n");
- for (i = 0; i < pool->pipe_count; i++) {
+ for (i = 0; i < pool->mpcc_count; i++) {
struct mpcc_state s = {0};
pool->mpc->funcs->read_mpcc_state(pool->mpc, i, &s);
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
b/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
index 40391dd16944..ed9141a67db3 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
@@ -166,7 +166,7 @@ void dcn30_log_color_state(struct dc *dc,
"C21C22C23C24"
"C31C32C33C34\n");
- for (i = 0; i < pool->pipe_count; i++) {
+ for (i = 0; i < pool->mpcc_count; i++) {
struct mpcc_state s = {0};
pool->mpc->funcs->read_mpcc_state(pool->mpc, i, &s);
Hi Melissa,
Thanks a lot for your patch.
Reviewed-by: Rodrigo Siqueira
I already merged this change to asdn.
Thanks
Siqueira
[PATCH] drm/amd/display: use mpcc_count to log MPC state
According to [1]:
```
DTN only logs 'pipe_count' instances of MPCC. However in some cases
there are different number of MPCC than DPP (pipe_count).
```
As DTN log still relies on pipe_count to print mpcc state, switch to
mpcc_count in all occurrences.
[1] https://lore.kernel.org/amd-gfx/20240328195047.2843715-39-roman...@amd.com/
Signed-off-by: Melissa Wen
---
drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c | 2 +-
drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c | 2 +-
drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c
b/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c
index 3940f25f7d9f..088224571029 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn10/dcn10_hwseq.c
@@ -367,7 +367,7 @@ static void dcn10_log_color_state(struct dc *dc,
dc->caps.color.dpp.ocsc);
DTN_INFO("MPCC: OPP DPP MPCCBOT MODE ALPHA_MODE PREMULT
OVERLAP_ONLY IDLE\n");
- for (i = 0; i < pool->pipe_count; i++) {
+ for (i = 0; i < pool->mpcc_count; i++) {
struct mpcc_state s = {0};
pool->mpc->funcs->read_mpcc_state(pool->mpc, i, &s);
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
index 87b43cb50c1e..a38333152654 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn20/dcn20_hwseq.c
@@ -155,7 +155,7 @@ void dcn20_log_color_state(struct dc *dc,
DTN_INFO("MPCC: OPP DPP MPCCBOT MODE ALPHA_MODE PREMULT
OVERLAP_ONLY IDLE"
" OGAM mode\n");
- for (i = 0; i < pool->pipe_count; i++) {
+ for (i = 0; i < pool->mpcc_count; i++) {
struct mpcc_state s = {0};
pool->mpc->funcs->read_mpcc_state(pool->mpc, i, &s);
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
b/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
index 40391dd16944..ed9141a67db3 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
@@ -166,7 +166,7 @@ void dcn30_log_color_state(struct dc *dc,
"C21C22C23C24"
"C31C32C33C34\n");
- for (i = 0; i < pool->pipe_count; i++) {
+ for (i = 0; i < pool->mpcc_count; i++) {
struct mpcc_state s = {0};
pool->mpc->funcs->read_mpcc_state(pool->mpc, i, &s);
--
2.43.0
