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authorMichael Strauss <michael.strauss@amd.com>2019-11-04 13:39:20 -0500
committerAlex Deucher <alexander.deucher@amd.com>2019-12-05 16:26:54 -0500
commit10f51857b753af25cc048d8c5791433ee94f9164 (patch)
treeb0795912d0bd186fcf35b37c1db1868b402f8787 /drivers/gpu/drm/amd
parentf42ea55be1114768e36c4e8dff4400ca811309cf (diff)
drm/amd/display: Fix Dali clk mgr construct
[WHY] Dali is currently being misinterpreted as Renoir, as a result uses wrong clk mgr constructor [HOW] Add check to init Dali as Raven2 before it can be misidentified Clean up & fix Raven2 & Dali ASIC checks Signed-off-by: Michael Strauss <michael.strauss@amd.com> Reviewed-by: Eric Yang <eric.yang2@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')
-rw-r--r--drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c7
-rw-r--r--drivers/gpu/drm/amd/display/include/dal_asic_id.h12
2 files changed, 12 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c
index a7c4c1d1fc59..6d60ef822619 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/clk_mgr.c
@@ -134,6 +134,13 @@ struct clk_mgr *dc_clk_mgr_create(struct dc_context *ctx, struct pp_smu_funcs *p
#if defined(CONFIG_DRM_AMD_DC_DCN)
case FAMILY_RV:
+ if (ASICREV_IS_DALI(asic_id.hw_internal_rev)) {
+ /* TEMP: this check has to come before ASICREV_IS_RENOIR */
+ /* which also incorrectly returns true for Dali */
+ rv2_clk_mgr_construct(ctx, clk_mgr, pp_smu);
+ break;
+ }
+
if (ASICREV_IS_RENOIR(asic_id.hw_internal_rev)) {
rn_clk_mgr_construct(ctx, clk_mgr, pp_smu, dccg);
break;
diff --git a/drivers/gpu/drm/amd/display/include/dal_asic_id.h b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
index 6f56208a9471..72b659c63aea 100644
--- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h
+++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
@@ -134,19 +134,17 @@
#define PICASSO_A0 0x41
/* DCN1_01 */
#define RAVEN2_A0 0x81
+#define RAVEN2_15D8_REV_E3 0xE3
+#define RAVEN2_15D8_REV_E4 0xE4
#define RAVEN1_F0 0xF0
#define RAVEN_UNKNOWN 0xFF
-#define PICASSO_15D8_REV_E3 0xE3
-#define PICASSO_15D8_REV_E4 0xE4
-
#define ASICREV_IS_RAVEN(eChipRev) ((eChipRev >= RAVEN_A0) && eChipRev < RAVEN_UNKNOWN)
#define ASICREV_IS_PICASSO(eChipRev) ((eChipRev >= PICASSO_A0) && (eChipRev < RAVEN2_A0))
-#define ASICREV_IS_RAVEN2(eChipRev) ((eChipRev >= RAVEN2_A0) && (eChipRev < PICASSO_15D8_REV_E3))
-#define ASICREV_IS_DALI(eChipRev) ((eChipRev >= PICASSO_15D8_REV_E3) && (eChipRev < RAVEN1_F0))
-
+#define ASICREV_IS_RAVEN2(eChipRev) ((eChipRev >= RAVEN2_A0) && (eChipRev < RAVEN1_F0))
#define ASICREV_IS_RV1_F0(eChipRev) ((eChipRev >= RAVEN1_F0) && (eChipRev < RAVEN_UNKNOWN))
-
+#define ASICREV_IS_DALI(eChipRev) ((eChipRev == RAVEN2_15D8_REV_E3) \
+ || (eChipRev == RAVEN2_15D8_REV_E4))
#define FAMILY_RV 142 /* DCN 1*/