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From 9cd300cdca116a5a8647a299b4053b31d719df96 Mon Sep 17 00:00:00 2001
From: Hersen Wu <hersenxs.wu@amd.com>
Date: Tue, 13 Feb 2018 16:23:12 -0500
Subject: [PATCH 3632/4131] drm/amd/display: Check DCN PState ASSERT failure
[Description] ASIC change debug register definition
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
---
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.c | 9 ++++++---
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.h | 1 +
2 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.c
index eb83171..f984583 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.c
@@ -100,7 +100,6 @@ bool hubbub1_verify_allow_pstate_change_high(
static unsigned int max_sampled_pstate_wait_us; /* data collection */
static bool forced_pstate_allow; /* help with revert wa */
- unsigned int debug_index = 0x7;
unsigned int debug_data;
unsigned int i;
@@ -115,7 +114,9 @@ bool hubbub1_verify_allow_pstate_change_high(
forced_pstate_allow = false;
}
- /* description "3-0: Pipe0 cursor0 QOS
+ /* RV1:
+ * dchubbubdebugind, at: 0x7
+ * description "3-0: Pipe0 cursor0 QOS
* 7-4: Pipe1 cursor0 QOS
* 11-8: Pipe2 cursor0 QOS
* 15-12: Pipe3 cursor0 QOS
@@ -137,7 +138,8 @@ bool hubbub1_verify_allow_pstate_change_high(
* 31: SOC pstate change request
*/
- REG_WRITE(DCHUBBUB_TEST_DEBUG_INDEX, debug_index);
+
+ REG_WRITE(DCHUBBUB_TEST_DEBUG_INDEX, hubbub->debug_test_index_pstate);
for (i = 0; i < pstate_wait_timeout_us; i++) {
debug_data = REG_READ(DCHUBBUB_TEST_DEBUG_DATA);
@@ -512,5 +514,6 @@ void hubbub1_construct(struct hubbub *hubbub,
hubbub->shifts = hubbub_shift;
hubbub->masks = hubbub_mask;
+ hubbub->debug_test_index_pstate = 0x7;
}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.h
index d5c9784..a16e908 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hubbub.h
@@ -185,6 +185,7 @@ struct hubbub {
const struct dcn_hubbub_registers *regs;
const struct dcn_hubbub_shift *shifts;
const struct dcn_hubbub_mask *masks;
+ unsigned int debug_test_index_pstate;
};
void hubbub1_update_dchub(
--
2.7.4
|