[PATCH 11/16] drm/amd/display: Add Raven2 definitions in dc

Harry Wentland harry.wentland at amd.com
Wed Sep 12 20:43:55 UTC 2018



On 2018-09-12 04:10 PM, Alex Deucher wrote:
> On Wed, Sep 12, 2018 at 3:29 PM Alex Deucher <alexdeucher at gmail.com> wrote:
>>
>> From: Bhawanpreet Lakha <Bhawanpreet.Lakha at amd.com>
>>
>> Add Raven2 definitions in the dc code
>>
>> Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha at amd.com>
>> Reviewed-by: Harry Wentland <harry.wentland at amd.com>
>> Reviewed-by: Huang Rui <ray.huang at amd.com>
>> Acked-by: Alex Deucher <alexander.deucher at amd.com
>> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
>> ---
>>  .../amd/display/dc/bios/command_table_helper2.c    |  5 +++
>>  drivers/gpu/drm/amd/display/dc/core/dc_resource.c  |  7 +++++
>>  .../gpu/drm/amd/display/dc/dce/dce_clock_source.c  |  7 +++++
> 
> Some of the clock source changes look suspect.  See comments below.
> 
> Alex
> 
>>  .../gpu/drm/amd/display/dc/dcn10/dcn10_resource.c  | 36 +++++++++++++++++++++-
>>  drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c   |  5 +++
>>  drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c |  5 +++
>>  drivers/gpu/drm/amd/display/dc/i2caux/i2caux.c     |  4 +++
>>  drivers/gpu/drm/amd/display/include/dal_asic_id.h  |  7 +++++
>>  drivers/gpu/drm/amd/display/include/dal_types.h    |  3 ++
>>  9 files changed, 78 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/amd/display/dc/bios/command_table_helper2.c b/drivers/gpu/drm/amd/display/dc/bios/command_table_helper2.c
>> index bbbcef566c55..65b006ad372e 100644
>> --- a/drivers/gpu/drm/amd/display/dc/bios/command_table_helper2.c
>> +++ b/drivers/gpu/drm/amd/display/dc/bios/command_table_helper2.c
>> @@ -61,6 +61,11 @@ bool dal_bios_parser_init_cmd_tbl_helper2(
>>                 return true;
>>  #endif
>>
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +       case DCN_VERSION_1_01:
>> +               *h = dal_cmd_tbl_helper_dce112_get_table2();
>> +               return true;
>> +#endif
>>         case DCE_VERSION_12_0:
>>                 *h = dal_cmd_tbl_helper_dce112_get_table2();
>>                 return true;
>> diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
>> index d981755d1e4d..721dd13d2ed2 100644
>> --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
>> +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
>> @@ -88,6 +88,10 @@ enum dce_version resource_parse_asic_id(struct hw_asic_id asic_id)
>>  #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
>>         case FAMILY_RV:
>>                 dc_version = DCN_VERSION_1_0;
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +               if (ASICREV_IS_RAVEN2(asic_id.hw_internal_rev))
>> +                       dc_version = DCN_VERSION_1_01;
>> +#endif
>>                 break;
>>  #endif
>>         default:
>> @@ -138,6 +142,9 @@ struct resource_pool *dc_create_resource_pool(
>>
>>  #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
>>         case DCN_VERSION_1_0:
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +       case DCN_VERSION_1_01:
>> +#endif
>>                 res_pool = dcn10_create_resource_pool(
>>                                 num_virtual_links, dc);
>>                 break;
>> diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c
>> index 5a9f3601ffb6..ae3c44aff1c8 100644
>> --- a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c
>> +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c
>> @@ -601,6 +601,9 @@ static uint32_t dce110_get_pix_clk_dividers(
>>         case DCN_VERSION_1_0:
>>  #endif
>>
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +       case DCN_VERSION_1_01:
>> +#endif
>>                 dce112_get_pix_clk_dividers_helper(clk_src,
>>                                 pll_settings, pix_clk_params);
>>                 break;
>> @@ -907,6 +910,10 @@ static bool dce110_program_pix_clk(
>>         case DCN_VERSION_1_0:
>>  #endif
>>
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +       case DCN_VERSION_1_01:
>> +#endif
>> +
>>                 if (clock_source->id != CLOCK_SOURCE_ID_DP_DTO) {
>>                         bp_pc_params.flags.SET_GENLOCK_REF_DIV_SRC =
>>                                                         pll_settings->use_external_clk;
>> diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
>> index 1b519f8f044f..65a596ffa02a 100644
>> --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
>> +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
>> @@ -152,7 +152,10 @@ enum dcn10_clk_src_array_id {
>>         DCN10_CLK_SRC_PLL1,
>>         DCN10_CLK_SRC_PLL2,
>>         DCN10_CLK_SRC_PLL3,
>> -       DCN10_CLK_SRC_TOTAL
>> +       DCN10_CLK_SRC_TOTAL,
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +       DCN101_CLK_SRC_TOTAL = DCN10_CLK_SRC_PLL3
>> +#endif
> 
> This change looks suspect.

+Hersen who did some of the original work.

AFAIK DCN 10.1 has one less PLL.

We can drop all the DCN1_01 ifdefs to help simplify this code a bit.

Or do you mean something else here?

Harry

> 
> Alex
> 
>>  };
>>
>>  /* begin *********************
>> @@ -1163,6 +1166,10 @@ static bool construct(
>>         /* max pipe num for ASIC before check pipe fuses */
>>         pool->base.pipe_count = pool->base.res_cap->num_timing_generator;
>>
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +       if (dc->ctx->dce_version == DCN_VERSION_1_01)
>> +               pool->base.pipe_count = 3;
>> +#endif
>>         dc->caps.max_video_width = 3840;
>>         dc->caps.max_downscale_ratio = 200;
>>         dc->caps.i2c_speed_in_khz = 100;
>> @@ -1194,13 +1201,28 @@ static bool construct(
>>                         dcn10_clock_source_create(ctx, ctx->dc_bios,
>>                                 CLOCK_SOURCE_COMBO_PHY_PLL2,
>>                                 &clk_src_regs[2], false);
>> +
>> +#ifdef CONFIG_DRM_AMD_DC_DCN1_01
>> +       if (dc->ctx->dce_version == DCN_VERSION_1_0) {
>> +               pool->base.clock_sources[DCN10_CLK_SRC_PLL3] =
>> +                               dcn10_clock_source_create(ctx, ctx->dc_bios,
>> +                                       CLOCK_SOURCE_COMBO_PHY_PLL3,
>> +                                       &clk_src_regs[3], false);
>> +       }
>> +#else
>>         pool->base.clock_sources[DCN10_CLK_SRC_PLL3] =
>>                         dcn10_clock_source_create(ctx, ctx->dc_bios,
>>                                 CLOCK_SOURCE_COMBO_PHY_PLL3,
>>                                 &clk_src_regs[3], false);
>> +#endif
> 
> This one too.
> 
>>
>>         pool->base.clk_src_count = DCN10_CLK_SRC_TOTAL;
>>
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +       if (dc->ctx->dce_version == DCN_VERSION_1_01)
>> +               pool->base.clk_src_count = DCN101_CLK_SRC_TOTAL;
>> +#endif
> 
> Here too.
> 
>> +
>>         pool->base.dp_clock_source =
>>                         dcn10_clock_source_create(ctx, ctx->dc_bios,
>>                                 CLOCK_SOURCE_ID_DP_DTO,
>> @@ -1246,6 +1268,18 @@ static bool construct(
>>         memcpy(dc->dcn_ip, &dcn10_ip_defaults, sizeof(dcn10_ip_defaults));
>>         memcpy(dc->dcn_soc, &dcn10_soc_defaults, sizeof(dcn10_soc_defaults));
>>
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +       if (dc->ctx->dce_version == DCN_VERSION_1_01) {
>> +               struct dcn_soc_bounding_box *dcn_soc = dc->dcn_soc;
>> +               struct dcn_ip_params *dcn_ip = dc->dcn_ip;
>> +               struct display_mode_lib *dml = &dc->dml;
>> +
>> +               dml->ip.max_num_dpp = 3;
>> +               /* TODO how to handle 23.84? */
>> +               dcn_soc->dram_clock_change_latency = 23;
>> +               dcn_ip->max_num_dpp = 3;
>> +       }
>> +#endif
>>         if (ASICREV_IS_RV1_F0(dc->ctx->asic_id.hw_internal_rev)) {
>>                 dc->dcn_soc->urgent_latency = 3;
>>                 dc->debug.disable_dmcu = true;
>> diff --git a/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c b/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c
>> index 0caee3523017..a683f4102e65 100644
>> --- a/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c
>> +++ b/drivers/gpu/drm/amd/display/dc/gpio/hw_factory.c
>> @@ -86,6 +86,11 @@ bool dal_hw_factory_init(
>>                 dal_hw_factory_dcn10_init(factory);
>>                 return true;
>>  #endif
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +       case DCN_VERSION_1_01:
>> +               dal_hw_factory_dcn10_init(factory);
>> +               return true;
>> +#endif
>>
>>         default:
>>                 ASSERT_CRITICAL(false);
>> diff --git a/drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c b/drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c
>> index 55c707488541..096f45628630 100644
>> --- a/drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c
>> +++ b/drivers/gpu/drm/amd/display/dc/gpio/hw_translate.c
>> @@ -83,6 +83,11 @@ bool dal_hw_translate_init(
>>                 dal_hw_translate_dcn10_init(translate);
>>                 return true;
>>  #endif
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +       case DCN_VERSION_1_01:
>> +               dal_hw_translate_dcn10_init(translate);
>> +               return true;
>> +#endif
>>
>>         default:
>>                 BREAK_TO_DEBUGGER();
>> diff --git a/drivers/gpu/drm/amd/display/dc/i2caux/i2caux.c b/drivers/gpu/drm/amd/display/dc/i2caux/i2caux.c
>> index 9b0bcc6b769b..e56093f26eed 100644
>> --- a/drivers/gpu/drm/amd/display/dc/i2caux/i2caux.c
>> +++ b/drivers/gpu/drm/amd/display/dc/i2caux/i2caux.c
>> @@ -96,6 +96,10 @@ struct i2caux *dal_i2caux_create(
>>                 return dal_i2caux_dcn10_create(ctx);
>>  #endif
>>
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +       case DCN_VERSION_1_01:
>> +               return dal_i2caux_dcn10_create(ctx);
>> +#endif
>>         default:
>>                 BREAK_TO_DEBUGGER();
>>                 return NULL;
>> 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 25029ed42d89..4f501ddcfb8d 100644
>> --- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h
>> +++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
>> @@ -131,8 +131,15 @@
>>  #define INTERNAL_REV_RAVEN_A0             0x00    /* First spin of Raven */
>>  #define RAVEN_A0 0x01
>>  #define RAVEN_B0 0x21
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +/* DCN1_01 */
>> +#define RAVEN2_A0 0x81
>> +#endif
>>  #define RAVEN_UNKNOWN 0xFF
>>
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +#define ASICREV_IS_RAVEN2(eChipRev) ((eChipRev >= RAVEN2_A0) && (eChipRev < 0xF0))
>> +#endif /* DCN1_01 */
>>  #define ASIC_REV_IS_RAVEN(eChipRev) ((eChipRev >= RAVEN_A0) && eChipRev < RAVEN_UNKNOWN)
>>  #define RAVEN1_F0 0xF0
>>  #define ASICREV_IS_RV1_F0(eChipRev) ((eChipRev >= RAVEN1_F0) && (eChipRev < RAVEN_UNKNOWN))
>> diff --git a/drivers/gpu/drm/amd/display/include/dal_types.h b/drivers/gpu/drm/amd/display/include/dal_types.h
>> index 840142b65f8b..89627133e188 100644
>> --- a/drivers/gpu/drm/amd/display/include/dal_types.h
>> +++ b/drivers/gpu/drm/amd/display/include/dal_types.h
>> @@ -44,6 +44,9 @@ enum dce_version {
>>         DCE_VERSION_12_0,
>>         DCE_VERSION_MAX,
>>         DCN_VERSION_1_0,
>> +#if defined(CONFIG_DRM_AMD_DC_DCN1_01)
>> +       DCN_VERSION_1_01,
>> +#endif /* DCN1_01 */
>>         DCN_VERSION_MAX
>>  };
>>
>> --
>> 2.13.6
>>
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