drm/amd/display: enable abm on dcn2

[Why]
ABM is currently not enabled on DCN2.

[How]
Update the register name list for DCN2 and un-comment the code that
creates the abm object.

Signed-off-by: Josip Pavic <Josip.Pavic@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Acked-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_abm.h b/drivers/gpu/drm/amd/display/dc/dce/dce_abm.h
index ff94369..7ba7e6f 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_abm.h
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_abm.h
@@ -67,6 +67,22 @@
        SRI(DC_ABM1_HGLS_REG_READ_PROGRESS, ABM, id), \
        NBIO_SR(BIOS_SCRATCH_2)
 
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+#define ABM_DCN20_REG_LIST() \
+       ABM_COMMON_REG_LIST_DCE_BASE(), \
+       SR(DC_ABM1_HG_SAMPLE_RATE), \
+       SR(DC_ABM1_LS_SAMPLE_RATE), \
+       SR(BL1_PWM_BL_UPDATE_SAMPLE_RATE), \
+       SR(DC_ABM1_HG_MISC_CTRL), \
+       SR(DC_ABM1_IPCSC_COEFF_SEL), \
+       SR(BL1_PWM_CURRENT_ABM_LEVEL), \
+       SR(BL1_PWM_TARGET_ABM_LEVEL), \
+       SR(BL1_PWM_USER_LEVEL), \
+       SR(DC_ABM1_LS_MIN_MAX_PIXEL_VALUE_THRES), \
+       SR(DC_ABM1_HGLS_REG_READ_PROGRESS), \
+       NBIO_SR(BIOS_SCRATCH_2)
+#endif
+
 #define ABM_SF(reg_name, field_name, post_fix)\
        .field_name = reg_name ## __ ## field_name ## post_fix
 
@@ -147,6 +163,10 @@
        ABM_SF(ABM0_DC_ABM1_HGLS_REG_READ_PROGRESS, \
                        ABM1_BL_REG_READ_MISSED_FRAME_CLEAR, mask_sh)
 
+#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
+#define ABM_MASK_SH_LIST_DCN20(mask_sh) ABM_MASK_SH_LIST_DCE110(mask_sh)
+#endif
+
 #define ABM_REG_FIELD_LIST(type) \
        type ABM1_HG_NUM_OF_BINS_SEL; \
        type ABM1_HG_VMAX_SEL; \

diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index 2d6f9c4..0a11d10 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -271,19 +271,19 @@ static const struct dce_dmcu_shift dmcu_shift = {
 static const struct dce_dmcu_mask dmcu_mask = {
                DMCU_MASK_SH_LIST_DCN10(_MASK)
 };
-/*
+
 static const struct dce_abm_registers abm_regs = {
-               ABM_DCN10_REG_LIST(0)
+               ABM_DCN20_REG_LIST()
 };
 
 static const struct dce_abm_shift abm_shift = {
-               ABM_MASK_SH_LIST_DCN10(__SHIFT)
+               ABM_MASK_SH_LIST_DCN20(__SHIFT)
 };
 
 static const struct dce_abm_mask abm_mask = {
-               ABM_MASK_SH_LIST_DCN10(_MASK)
+               ABM_MASK_SH_LIST_DCN20(_MASK)
 };
-*/
+
 #define audio_regs(id)\
 [id] = {\
                AUD_COMMON_REG_LIST(id)\
@@ -2811,7 +2811,7 @@ static bool construct(
                goto create_fail;
        }
 
-       /*pool->base.abm = dce_abm_create(ctx,
+       pool->base.abm = dce_abm_create(ctx,
                        &abm_regs,
                        &abm_shift,
                        &abm_mask);
@@ -2819,7 +2819,7 @@ static bool construct(
                dm_error("DC: failed to create abm!\n");
                BREAK_TO_DEBUGGER();
                goto create_fail;
-       }*/
+       }
 
        pool->base.pp_smu = dcn20_pp_smu_create(ctx);