On Tue, 08 Jun 2021, Ville Syrjala <ville.syrj...@linux.intel.com> wrote:
> From: Ville Syrjälä <ville.syrj...@linux.intel.com>
>
> Put a wrapper struct around the buf trans tables so that
> we can declare the number of entries and default HDMI entry
> alongside the table.
>
> @wrap@
> identifier old =~ "^.*translations.*";
> fresh identifier new = "_" ## old;
> type T;
> @@
> <...
> static const T
> - old
> + new
> [] = {
>        ...
> };
> +
> + static const struct intel_ddi_buf_trans old = {
> +  .entries = new,
> +  .num_entries = ARRAY_SIZE(new),
> + };
> ...>
>
> @@
> identifier wrap.old;
> @@
> (
> - ARRAY_SIZE(old)
> + old.num_entries
> |
> - old
> + old.entries
> )
>
> @@
> @@
> union intel_ddi_buf_trans_entry {
> ...
> };
> +
> +struct intel_ddi_buf_trans {
> +       const union intel_ddi_buf_trans_entry *entries;
> +       u8 num_entries;
> +};
>
> v2: Handle adl-p
>
> Reviewed-by: Jani Nikula <jani.nik...@intel.com> #v1

Holds for v2.

> Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
> ---
>  .../drm/i915/display/intel_ddi_buf_trans.c    | 621 +++++++++++++-----
>  .../drm/i915/display/intel_ddi_buf_trans.h    |   5 +
>  2 files changed, 448 insertions(+), 178 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c 
> b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
> index 7f3c23d9c1da..5e18056780a8 100644
> --- a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
> +++ b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
> @@ -13,7 +13,7 @@
>   * them for both DP and FDI transports, allowing those ports to
>   * automatically adapt to HDMI connections as well
>   */
> -static const union intel_ddi_buf_trans_entry hsw_ddi_translations_dp[] = {
> +static const union intel_ddi_buf_trans_entry _hsw_ddi_translations_dp[] = {
>       { .hsw = { 0x00FFFFFF, 0x0006000E, 0x0 } },
>       { .hsw = { 0x00D75FFF, 0x0005000A, 0x0 } },
>       { .hsw = { 0x00C30FFF, 0x00040006, 0x0 } },
> @@ -25,7 +25,12 @@ static const union intel_ddi_buf_trans_entry 
> hsw_ddi_translations_dp[] = {
>       { .hsw = { 0x80D75FFF, 0x000B0000, 0x0 } },
>  };
>  
> -static const union intel_ddi_buf_trans_entry hsw_ddi_translations_fdi[] = {
> +static const struct intel_ddi_buf_trans hsw_ddi_translations_dp = {
> +     .entries = _hsw_ddi_translations_dp,
> +     .num_entries = ARRAY_SIZE(_hsw_ddi_translations_dp),
> +};
> +
> +static const union intel_ddi_buf_trans_entry _hsw_ddi_translations_fdi[] = {
>       { .hsw = { 0x00FFFFFF, 0x0007000E, 0x0 } },
>       { .hsw = { 0x00D75FFF, 0x000F000A, 0x0 } },
>       { .hsw = { 0x00C30FFF, 0x00060006, 0x0 } },
> @@ -37,7 +42,12 @@ static const union intel_ddi_buf_trans_entry 
> hsw_ddi_translations_fdi[] = {
>       { .hsw = { 0x00D75FFF, 0x001E0000, 0x0 } },
>  };
>  
> -static const union intel_ddi_buf_trans_entry hsw_ddi_translations_hdmi[] = {
> +static const struct intel_ddi_buf_trans hsw_ddi_translations_fdi = {
> +     .entries = _hsw_ddi_translations_fdi,
> +     .num_entries = ARRAY_SIZE(_hsw_ddi_translations_fdi),
> +};
> +
> +static const union intel_ddi_buf_trans_entry _hsw_ddi_translations_hdmi[] = {
>                                                       /* Idx  NT mV d T mV d  
> db      */
>       { .hsw = { 0x00FFFFFF, 0x0006000E, 0x0 } },     /* 0:   400     400     
> 0       */
>       { .hsw = { 0x00E79FFF, 0x000E000C, 0x0 } },     /* 1:   400     500     
> 2       */
> @@ -53,7 +63,12 @@ static const union intel_ddi_buf_trans_entry 
> hsw_ddi_translations_hdmi[] = {
>       { .hsw = { 0x80FFFFFF, 0x00030002, 0x0 } },     /* 11:  1000    1000    
> 0       */
>  };
>  
> -static const union intel_ddi_buf_trans_entry bdw_ddi_translations_edp[] = {
> +static const struct intel_ddi_buf_trans hsw_ddi_translations_hdmi = {
> +     .entries = _hsw_ddi_translations_hdmi,
> +     .num_entries = ARRAY_SIZE(_hsw_ddi_translations_hdmi),
> +};
> +
> +static const union intel_ddi_buf_trans_entry _bdw_ddi_translations_edp[] = {
>       { .hsw = { 0x00FFFFFF, 0x00000012, 0x0 } },
>       { .hsw = { 0x00EBAFFF, 0x00020011, 0x0 } },
>       { .hsw = { 0x00C71FFF, 0x0006000F, 0x0 } },
> @@ -65,7 +80,12 @@ static const union intel_ddi_buf_trans_entry 
> bdw_ddi_translations_edp[] = {
>       { .hsw = { 0x00DB6FFF, 0x000A000C, 0x0 } },
>  };
>  
> -static const union intel_ddi_buf_trans_entry bdw_ddi_translations_dp[] = {
> +static const struct intel_ddi_buf_trans bdw_ddi_translations_edp = {
> +     .entries = _bdw_ddi_translations_edp,
> +     .num_entries = ARRAY_SIZE(_bdw_ddi_translations_edp),
> +};
> +
> +static const union intel_ddi_buf_trans_entry _bdw_ddi_translations_dp[] = {
>       { .hsw = { 0x00FFFFFF, 0x0007000E, 0x0 } },
>       { .hsw = { 0x00D75FFF, 0x000E000A, 0x0 } },
>       { .hsw = { 0x00BEFFFF, 0x00140006, 0x0 } },
> @@ -77,7 +97,12 @@ static const union intel_ddi_buf_trans_entry 
> bdw_ddi_translations_dp[] = {
>       { .hsw = { 0x80D75FFF, 0x001B0002, 0x0 } },
>  };
>  
> -static const union intel_ddi_buf_trans_entry bdw_ddi_translations_fdi[] = {
> +static const struct intel_ddi_buf_trans bdw_ddi_translations_dp = {
> +     .entries = _bdw_ddi_translations_dp,
> +     .num_entries = ARRAY_SIZE(_bdw_ddi_translations_dp),
> +};
> +
> +static const union intel_ddi_buf_trans_entry _bdw_ddi_translations_fdi[] = {
>       { .hsw = { 0x00FFFFFF, 0x0001000E, 0x0 } },
>       { .hsw = { 0x00D75FFF, 0x0004000A, 0x0 } },
>       { .hsw = { 0x00C30FFF, 0x00070006, 0x0 } },
> @@ -89,7 +114,12 @@ static const union intel_ddi_buf_trans_entry 
> bdw_ddi_translations_fdi[] = {
>       { .hsw = { 0x00D75FFF, 0x000C0000, 0x0 } },
>  };
>  
> -static const union intel_ddi_buf_trans_entry bdw_ddi_translations_hdmi[] = {
> +static const struct intel_ddi_buf_trans bdw_ddi_translations_fdi = {
> +     .entries = _bdw_ddi_translations_fdi,
> +     .num_entries = ARRAY_SIZE(_bdw_ddi_translations_fdi),
> +};
> +
> +static const union intel_ddi_buf_trans_entry _bdw_ddi_translations_hdmi[] = {
>                                                       /* Idx  NT mV d T mV df 
> db      */
>       { .hsw = { 0x00FFFFFF, 0x0007000E, 0x0 } },     /* 0:   400     400     
> 0       */
>       { .hsw = { 0x00D75FFF, 0x000E000A, 0x0 } },     /* 1:   400     600     
> 3.5     */
> @@ -103,8 +133,13 @@ static const union intel_ddi_buf_trans_entry 
> bdw_ddi_translations_hdmi[] = {
>       { .hsw = { 0x80FFFFFF, 0x001B0002, 0x0 } },     /* 9:   1000    1000    
> 0       */
>  };
>  
> +static const struct intel_ddi_buf_trans bdw_ddi_translations_hdmi = {
> +     .entries = _bdw_ddi_translations_hdmi,
> +     .num_entries = ARRAY_SIZE(_bdw_ddi_translations_hdmi),
> +};
> +
>  /* Skylake H and S */
> -static const union intel_ddi_buf_trans_entry skl_ddi_translations_dp[] = {
> +static const union intel_ddi_buf_trans_entry _skl_ddi_translations_dp[] = {
>       { .hsw = { 0x00002016, 0x000000A0, 0x0 } },
>       { .hsw = { 0x00005012, 0x0000009B, 0x0 } },
>       { .hsw = { 0x00007011, 0x00000088, 0x0 } },
> @@ -116,8 +151,13 @@ static const union intel_ddi_buf_trans_entry 
> skl_ddi_translations_dp[] = {
>       { .hsw = { 0x80005012, 0x000000C0, 0x1 } },
>  };
>  
> +static const struct intel_ddi_buf_trans skl_ddi_translations_dp = {
> +     .entries = _skl_ddi_translations_dp,
> +     .num_entries = ARRAY_SIZE(_skl_ddi_translations_dp),
> +};
> +
>  /* Skylake U */
> -static const union intel_ddi_buf_trans_entry skl_u_ddi_translations_dp[] = {
> +static const union intel_ddi_buf_trans_entry _skl_u_ddi_translations_dp[] = {
>       { .hsw = { 0x0000201B, 0x000000A2, 0x0 } },
>       { .hsw = { 0x00005012, 0x00000088, 0x0 } },
>       { .hsw = { 0x80007011, 0x000000CD, 0x1 } },
> @@ -129,8 +169,13 @@ static const union intel_ddi_buf_trans_entry 
> skl_u_ddi_translations_dp[] = {
>       { .hsw = { 0x80005012, 0x000000C0, 0x1 } },
>  };
>  
> +static const struct intel_ddi_buf_trans skl_u_ddi_translations_dp = {
> +     .entries = _skl_u_ddi_translations_dp,
> +     .num_entries = ARRAY_SIZE(_skl_u_ddi_translations_dp),
> +};
> +
>  /* Skylake Y */
> -static const union intel_ddi_buf_trans_entry skl_y_ddi_translations_dp[] = {
> +static const union intel_ddi_buf_trans_entry _skl_y_ddi_translations_dp[] = {
>       { .hsw = { 0x00000018, 0x000000A2, 0x0 } },
>       { .hsw = { 0x00005012, 0x00000088, 0x0 } },
>       { .hsw = { 0x80007011, 0x000000CD, 0x3 } },
> @@ -142,8 +187,13 @@ static const union intel_ddi_buf_trans_entry 
> skl_y_ddi_translations_dp[] = {
>       { .hsw = { 0x80005012, 0x000000C0, 0x3 } },
>  };
>  
> +static const struct intel_ddi_buf_trans skl_y_ddi_translations_dp = {
> +     .entries = _skl_y_ddi_translations_dp,
> +     .num_entries = ARRAY_SIZE(_skl_y_ddi_translations_dp),
> +};
> +
>  /* Kabylake H and S */
> -static const union intel_ddi_buf_trans_entry kbl_ddi_translations_dp[] = {
> +static const union intel_ddi_buf_trans_entry _kbl_ddi_translations_dp[] = {
>       { .hsw = { 0x00002016, 0x000000A0, 0x0 } },
>       { .hsw = { 0x00005012, 0x0000009B, 0x0 } },
>       { .hsw = { 0x00007011, 0x00000088, 0x0 } },
> @@ -155,8 +205,13 @@ static const union intel_ddi_buf_trans_entry 
> kbl_ddi_translations_dp[] = {
>       { .hsw = { 0x80005012, 0x000000C0, 0x1 } },
>  };
>  
> +static const struct intel_ddi_buf_trans kbl_ddi_translations_dp = {
> +     .entries = _kbl_ddi_translations_dp,
> +     .num_entries = ARRAY_SIZE(_kbl_ddi_translations_dp),
> +};
> +
>  /* Kabylake U */
> -static const union intel_ddi_buf_trans_entry kbl_u_ddi_translations_dp[] = {
> +static const union intel_ddi_buf_trans_entry _kbl_u_ddi_translations_dp[] = {
>       { .hsw = { 0x0000201B, 0x000000A1, 0x0 } },
>       { .hsw = { 0x00005012, 0x00000088, 0x0 } },
>       { .hsw = { 0x80007011, 0x000000CD, 0x3 } },
> @@ -168,8 +223,13 @@ static const union intel_ddi_buf_trans_entry 
> kbl_u_ddi_translations_dp[] = {
>       { .hsw = { 0x80005012, 0x000000C0, 0x3 } },
>  };
>  
> +static const struct intel_ddi_buf_trans kbl_u_ddi_translations_dp = {
> +     .entries = _kbl_u_ddi_translations_dp,
> +     .num_entries = ARRAY_SIZE(_kbl_u_ddi_translations_dp),
> +};
> +
>  /* Kabylake Y */
> -static const union intel_ddi_buf_trans_entry kbl_y_ddi_translations_dp[] = {
> +static const union intel_ddi_buf_trans_entry _kbl_y_ddi_translations_dp[] = {
>       { .hsw = { 0x00001017, 0x000000A1, 0x0 } },
>       { .hsw = { 0x00005012, 0x00000088, 0x0 } },
>       { .hsw = { 0x80007011, 0x000000CD, 0x3 } },
> @@ -181,11 +241,16 @@ static const union intel_ddi_buf_trans_entry 
> kbl_y_ddi_translations_dp[] = {
>       { .hsw = { 0x80005012, 0x000000C0, 0x3 } },
>  };
>  
> +static const struct intel_ddi_buf_trans kbl_y_ddi_translations_dp = {
> +     .entries = _kbl_y_ddi_translations_dp,
> +     .num_entries = ARRAY_SIZE(_kbl_y_ddi_translations_dp),
> +};
> +
>  /*
>   * Skylake/Kabylake H and S
>   * eDP 1.4 low vswing translation parameters
>   */
> -static const union intel_ddi_buf_trans_entry skl_ddi_translations_edp[] = {
> +static const union intel_ddi_buf_trans_entry _skl_ddi_translations_edp[] = {
>       { .hsw = { 0x00000018, 0x000000A8, 0x0 } },
>       { .hsw = { 0x00004013, 0x000000A9, 0x0 } },
>       { .hsw = { 0x00007011, 0x000000A2, 0x0 } },
> @@ -198,11 +263,16 @@ static const union intel_ddi_buf_trans_entry 
> skl_ddi_translations_edp[] = {
>       { .hsw = { 0x00000018, 0x000000DF, 0x0 } },
>  };
>  
> +static const struct intel_ddi_buf_trans skl_ddi_translations_edp = {
> +     .entries = _skl_ddi_translations_edp,
> +     .num_entries = ARRAY_SIZE(_skl_ddi_translations_edp),
> +};
> +
>  /*
>   * Skylake/Kabylake U
>   * eDP 1.4 low vswing translation parameters
>   */
> -static const union intel_ddi_buf_trans_entry skl_u_ddi_translations_edp[] = {
> +static const union intel_ddi_buf_trans_entry _skl_u_ddi_translations_edp[] = 
> {
>       { .hsw = { 0x00000018, 0x000000A8, 0x0 } },
>       { .hsw = { 0x00004013, 0x000000A9, 0x0 } },
>       { .hsw = { 0x00007011, 0x000000A2, 0x0 } },
> @@ -215,11 +285,16 @@ static const union intel_ddi_buf_trans_entry 
> skl_u_ddi_translations_edp[] = {
>       { .hsw = { 0x00000018, 0x000000DF, 0x0 } },
>  };
>  
> +static const struct intel_ddi_buf_trans skl_u_ddi_translations_edp = {
> +     .entries = _skl_u_ddi_translations_edp,
> +     .num_entries = ARRAY_SIZE(_skl_u_ddi_translations_edp),
> +};
> +
>  /*
>   * Skylake/Kabylake Y
>   * eDP 1.4 low vswing translation parameters
>   */
> -static const union intel_ddi_buf_trans_entry skl_y_ddi_translations_edp[] = {
> +static const union intel_ddi_buf_trans_entry _skl_y_ddi_translations_edp[] = 
> {
>       { .hsw = { 0x00000018, 0x000000A8, 0x0 } },
>       { .hsw = { 0x00004013, 0x000000AB, 0x0 } },
>       { .hsw = { 0x00007011, 0x000000A4, 0x0 } },
> @@ -232,8 +307,13 @@ static const union intel_ddi_buf_trans_entry 
> skl_y_ddi_translations_edp[] = {
>       { .hsw = { 0x00000018, 0x0000008A, 0x0 } },
>  };
>  
> +static const struct intel_ddi_buf_trans skl_y_ddi_translations_edp = {
> +     .entries = _skl_y_ddi_translations_edp,
> +     .num_entries = ARRAY_SIZE(_skl_y_ddi_translations_edp),
> +};
> +
>  /* Skylake/Kabylake U, H and S */
> -static const union intel_ddi_buf_trans_entry skl_ddi_translations_hdmi[] = {
> +static const union intel_ddi_buf_trans_entry _skl_ddi_translations_hdmi[] = {
>       { .hsw = { 0x00000018, 0x000000AC, 0x0 } },
>       { .hsw = { 0x00005012, 0x0000009D, 0x0 } },
>       { .hsw = { 0x00007011, 0x00000088, 0x0 } },
> @@ -247,8 +327,13 @@ static const union intel_ddi_buf_trans_entry 
> skl_ddi_translations_hdmi[] = {
>       { .hsw = { 0x80000018, 0x000000C0, 0x1 } },
>  };
>  
> +static const struct intel_ddi_buf_trans skl_ddi_translations_hdmi = {
> +     .entries = _skl_ddi_translations_hdmi,
> +     .num_entries = ARRAY_SIZE(_skl_ddi_translations_hdmi),
> +};
> +
>  /* Skylake/Kabylake Y */
> -static const union intel_ddi_buf_trans_entry skl_y_ddi_translations_hdmi[] = 
> {
> +static const union intel_ddi_buf_trans_entry _skl_y_ddi_translations_hdmi[] 
> = {
>       { .hsw = { 0x00000018, 0x000000A1, 0x0 } },
>       { .hsw = { 0x00005012, 0x000000DF, 0x0 } },
>       { .hsw = { 0x80007011, 0x000000CB, 0x3 } },
> @@ -262,7 +347,12 @@ static const union intel_ddi_buf_trans_entry 
> skl_y_ddi_translations_hdmi[] = {
>       { .hsw = { 0x80000018, 0x000000C0, 0x3 } },
>  };
>  
> -static const union intel_ddi_buf_trans_entry bxt_ddi_translations_dp[] = {
> +static const struct intel_ddi_buf_trans skl_y_ddi_translations_hdmi = {
> +     .entries = _skl_y_ddi_translations_hdmi,
> +     .num_entries = ARRAY_SIZE(_skl_y_ddi_translations_hdmi),
> +};
> +
> +static const union intel_ddi_buf_trans_entry _bxt_ddi_translations_dp[] = {
>                                               /* Idx  NT mV diff      db  */
>       { .bxt = { 52,  0x9A, 0, 128, } },      /* 0:   400             0   */
>       { .bxt = { 78,  0x9A, 0, 85,  } },      /* 1:   400             3.5 */
> @@ -276,7 +366,12 @@ static const union intel_ddi_buf_trans_entry 
> bxt_ddi_translations_dp[] = {
>       { .bxt = { 154, 0x9A, 1, 128, } },      /* 9:   1200            0   */
>  };
>  
> -static const union intel_ddi_buf_trans_entry bxt_ddi_translations_edp[] = {
> +static const struct intel_ddi_buf_trans bxt_ddi_translations_dp = {
> +     .entries = _bxt_ddi_translations_dp,
> +     .num_entries = ARRAY_SIZE(_bxt_ddi_translations_dp),
> +};
> +
> +static const union intel_ddi_buf_trans_entry _bxt_ddi_translations_edp[] = {
>                                       /* Idx  NT mV diff      db  */
>       { .bxt = { 26, 0, 0, 128, } },  /* 0:   200             0   */
>       { .bxt = { 38, 0, 0, 112, } },  /* 1:   200             1.5 */
> @@ -290,10 +385,15 @@ static const union intel_ddi_buf_trans_entry 
> bxt_ddi_translations_edp[] = {
>       { .bxt = { 48, 0, 0, 128, } },  /* 9:   300             0   */
>  };
>  
> +static const struct intel_ddi_buf_trans bxt_ddi_translations_edp = {
> +     .entries = _bxt_ddi_translations_edp,
> +     .num_entries = ARRAY_SIZE(_bxt_ddi_translations_edp),
> +};
> +
>  /* BSpec has 2 recommended values - entries 0 and 8.
>   * Using the entry with higher vswing.
>   */
> -static const union intel_ddi_buf_trans_entry bxt_ddi_translations_hdmi[] = {
> +static const union intel_ddi_buf_trans_entry _bxt_ddi_translations_hdmi[] = {
>                                               /* Idx  NT mV diff      db  */
>       { .bxt = { 52,  0x9A, 0, 128, } },      /* 0:   400             0   */
>       { .bxt = { 52,  0x9A, 0, 85,  } },      /* 1:   400             3.5 */
> @@ -307,8 +407,13 @@ static const union intel_ddi_buf_trans_entry 
> bxt_ddi_translations_hdmi[] = {
>       { .bxt = { 154, 0x9A, 1, 128, } },      /* 9:   1200            0   */
>  };
>  
> +static const struct intel_ddi_buf_trans bxt_ddi_translations_hdmi = {
> +     .entries = _bxt_ddi_translations_hdmi,
> +     .num_entries = ARRAY_SIZE(_bxt_ddi_translations_hdmi),
> +};
> +
>  /* Voltage Swing Programming for VccIO 0.85V for DP */
> -static const union intel_ddi_buf_trans_entry cnl_ddi_translations_dp_0_85V[] 
> = {
> +static const union intel_ddi_buf_trans_entry 
> _cnl_ddi_translations_dp_0_85V[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x5D, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>       { .cnl = { 0xA, 0x6A, 0x38, 0x00, 0x07 } },     /* 350   500      3.1   
> */
> @@ -322,8 +427,13 @@ static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_dp_0_85V[] = {
>       { .cnl = { 0x6, 0x7B, 0x3F, 0x00, 0x00 } },     /* 900   900      0.0   
> */
>  };
>  
> +static const struct intel_ddi_buf_trans cnl_ddi_translations_dp_0_85V = {
> +     .entries = _cnl_ddi_translations_dp_0_85V,
> +     .num_entries = ARRAY_SIZE(_cnl_ddi_translations_dp_0_85V),
> +};
> +
>  /* Voltage Swing Programming for VccIO 0.85V for HDMI */
> -static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_hdmi_0_85V[] = {
> +static const union intel_ddi_buf_trans_entry 
> _cnl_ddi_translations_hdmi_0_85V[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x60, 0x3F, 0x00, 0x00 } },     /* 450   450      0.0   
> */
>       { .cnl = { 0xB, 0x73, 0x36, 0x00, 0x09 } },     /* 450   650      3.2   
> */
> @@ -334,8 +444,13 @@ static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_hdmi_0_85V[] =
>       { .cnl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },     /* 600   850      3.0   
> */
>  };
>  
> +static const struct intel_ddi_buf_trans cnl_ddi_translations_hdmi_0_85V = {
> +     .entries = _cnl_ddi_translations_hdmi_0_85V,
> +     .num_entries = ARRAY_SIZE(_cnl_ddi_translations_hdmi_0_85V),
> +};
> +
>  /* Voltage Swing Programming for VccIO 0.85V for eDP */
> -static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_edp_0_85V[] = {
> +static const union intel_ddi_buf_trans_entry 
> _cnl_ddi_translations_edp_0_85V[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x66, 0x3A, 0x00, 0x05 } },     /* 384   500      2.3   
> */
>       { .cnl = { 0x0, 0x7F, 0x38, 0x00, 0x07 } },     /* 153   200      2.3   
> */
> @@ -348,8 +463,13 @@ static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_edp_0_85V[] =
>       { .cnl = { 0x2, 0x7F, 0x3F, 0x00, 0x00 } },     /* 400   400      0.0   
> */
>  };
>  
> +static const struct intel_ddi_buf_trans cnl_ddi_translations_edp_0_85V = {
> +     .entries = _cnl_ddi_translations_edp_0_85V,
> +     .num_entries = ARRAY_SIZE(_cnl_ddi_translations_edp_0_85V),
> +};
> +
>  /* Voltage Swing Programming for VccIO 0.95V for DP */
> -static const union intel_ddi_buf_trans_entry cnl_ddi_translations_dp_0_95V[] 
> = {
> +static const union intel_ddi_buf_trans_entry 
> _cnl_ddi_translations_dp_0_95V[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x5D, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>       { .cnl = { 0xA, 0x6A, 0x38, 0x00, 0x07 } },     /* 350   500      3.1   
> */
> @@ -363,8 +483,13 @@ static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_dp_0_95V[] = {
>       { .cnl = { 0x6, 0x7B, 0x3F, 0x00, 0x00 } },     /* 900   900      0.0   
> */
>  };
>  
> +static const struct intel_ddi_buf_trans cnl_ddi_translations_dp_0_95V = {
> +     .entries = _cnl_ddi_translations_dp_0_95V,
> +     .num_entries = ARRAY_SIZE(_cnl_ddi_translations_dp_0_95V),
> +};
> +
>  /* Voltage Swing Programming for VccIO 0.95V for HDMI */
> -static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_hdmi_0_95V[] = {
> +static const union intel_ddi_buf_trans_entry 
> _cnl_ddi_translations_hdmi_0_95V[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x5C, 0x3F, 0x00, 0x00 } },     /* 400   400      0.0   
> */
>       { .cnl = { 0xB, 0x69, 0x37, 0x00, 0x08 } },     /* 400   600      3.5   
> */
> @@ -379,8 +504,13 @@ static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_hdmi_0_95V[] =
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 1050  1050     0.0   
> */
>  };
>  
> +static const struct intel_ddi_buf_trans cnl_ddi_translations_hdmi_0_95V = {
> +     .entries = _cnl_ddi_translations_hdmi_0_95V,
> +     .num_entries = ARRAY_SIZE(_cnl_ddi_translations_hdmi_0_95V),
> +};
> +
>  /* Voltage Swing Programming for VccIO 0.95V for eDP */
> -static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_edp_0_95V[] = {
> +static const union intel_ddi_buf_trans_entry 
> _cnl_ddi_translations_edp_0_95V[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x61, 0x3A, 0x00, 0x05 } },     /* 384   500      2.3   
> */
>       { .cnl = { 0x0, 0x7F, 0x38, 0x00, 0x07 } },     /* 153   200      2.3   
> */
> @@ -394,8 +524,13 @@ static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_edp_0_95V[] =
>       { .cnl = { 0x2, 0x7F, 0x3F, 0x00, 0x00 } },     /* 400   400      0.0   
> */
>  };
>  
> +static const struct intel_ddi_buf_trans cnl_ddi_translations_edp_0_95V = {
> +     .entries = _cnl_ddi_translations_edp_0_95V,
> +     .num_entries = ARRAY_SIZE(_cnl_ddi_translations_edp_0_95V),
> +};
> +
>  /* Voltage Swing Programming for VccIO 1.05V for DP */
> -static const union intel_ddi_buf_trans_entry cnl_ddi_translations_dp_1_05V[] 
> = {
> +static const union intel_ddi_buf_trans_entry 
> _cnl_ddi_translations_dp_1_05V[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x58, 0x3F, 0x00, 0x00 } },     /* 400   400      0.0   
> */
>       { .cnl = { 0xB, 0x64, 0x37, 0x00, 0x08 } },     /* 400   600      3.5   
> */
> @@ -409,8 +544,13 @@ static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_dp_1_05V[] = {
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 1050  1050     0.0   
> */
>  };
>  
> +static const struct intel_ddi_buf_trans cnl_ddi_translations_dp_1_05V = {
> +     .entries = _cnl_ddi_translations_dp_1_05V,
> +     .num_entries = ARRAY_SIZE(_cnl_ddi_translations_dp_1_05V),
> +};
> +
>  /* Voltage Swing Programming for VccIO 1.05V for HDMI */
> -static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_hdmi_1_05V[] = {
> +static const union intel_ddi_buf_trans_entry 
> _cnl_ddi_translations_hdmi_1_05V[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x58, 0x3F, 0x00, 0x00 } },     /* 400   400      0.0   
> */
>       { .cnl = { 0xB, 0x64, 0x37, 0x00, 0x08 } },     /* 400   600      3.5   
> */
> @@ -425,8 +565,13 @@ static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_hdmi_1_05V[] =
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 1050  1050     0.0   
> */
>  };
>  
> +static const struct intel_ddi_buf_trans cnl_ddi_translations_hdmi_1_05V = {
> +     .entries = _cnl_ddi_translations_hdmi_1_05V,
> +     .num_entries = ARRAY_SIZE(_cnl_ddi_translations_hdmi_1_05V),
> +};
> +
>  /* Voltage Swing Programming for VccIO 1.05V for eDP */
> -static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_edp_1_05V[] = {
> +static const union intel_ddi_buf_trans_entry 
> _cnl_ddi_translations_edp_1_05V[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x5E, 0x3A, 0x00, 0x05 } },     /* 384   500      2.3   
> */
>       { .cnl = { 0x0, 0x7F, 0x38, 0x00, 0x07 } },     /* 153   200      2.3   
> */
> @@ -439,8 +584,13 @@ static const union intel_ddi_buf_trans_entry 
> cnl_ddi_translations_edp_1_05V[] =
>       { .cnl = { 0x2, 0x7F, 0x3F, 0x00, 0x00 } },     /* 400   400      0.0   
> */
>  };
>  
> +static const struct intel_ddi_buf_trans cnl_ddi_translations_edp_1_05V = {
> +     .entries = _cnl_ddi_translations_edp_1_05V,
> +     .num_entries = ARRAY_SIZE(_cnl_ddi_translations_edp_1_05V),
> +};
> +
>  /* icl_combo_phy_ddi_translations */
> -static const union intel_ddi_buf_trans_entry 
> icl_combo_phy_ddi_translations_dp_hbr2[] = {
> +static const union intel_ddi_buf_trans_entry 
> _icl_combo_phy_ddi_translations_dp_hbr2[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>       { .cnl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },     /* 350   500      3.1   
> */
> @@ -454,7 +604,12 @@ static const union intel_ddi_buf_trans_entry 
> icl_combo_phy_ddi_translations_dp_h
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 900   900      0.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> icl_combo_phy_ddi_translations_edp_hbr2[] = {
> +static const struct intel_ddi_buf_trans 
> icl_combo_phy_ddi_translations_dp_hbr2 = {
> +     .entries = _icl_combo_phy_ddi_translations_dp_hbr2,
> +     .num_entries = ARRAY_SIZE(_icl_combo_phy_ddi_translations_dp_hbr2),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _icl_combo_phy_ddi_translations_edp_hbr2[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0x0, 0x7F, 0x3F, 0x00, 0x00 } },     /* 200   200      0.0   
> */
>       { .cnl = { 0x8, 0x7F, 0x38, 0x00, 0x07 } },     /* 200   250      1.9   
> */
> @@ -468,7 +623,12 @@ static const union intel_ddi_buf_trans_entry 
> icl_combo_phy_ddi_translations_edp_
>       { .cnl = { 0x9, 0x7F, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> icl_combo_phy_ddi_translations_edp_hbr3[] = {
> +static const struct intel_ddi_buf_trans 
> icl_combo_phy_ddi_translations_edp_hbr2 = {
> +     .entries = _icl_combo_phy_ddi_translations_edp_hbr2,
> +     .num_entries = ARRAY_SIZE(_icl_combo_phy_ddi_translations_edp_hbr2),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _icl_combo_phy_ddi_translations_edp_hbr3[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>       { .cnl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },     /* 350   500      3.1   
> */
> @@ -482,7 +642,12 @@ static const union intel_ddi_buf_trans_entry 
> icl_combo_phy_ddi_translations_edp_
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 900   900      0.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> icl_combo_phy_ddi_translations_hdmi[] = {
> +static const struct intel_ddi_buf_trans 
> icl_combo_phy_ddi_translations_edp_hbr3 = {
> +     .entries = _icl_combo_phy_ddi_translations_edp_hbr3,
> +     .num_entries = ARRAY_SIZE(_icl_combo_phy_ddi_translations_edp_hbr3),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _icl_combo_phy_ddi_translations_hdmi[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x60, 0x3F, 0x00, 0x00 } },     /* 450   450      0.0   
> */
>       { .cnl = { 0xB, 0x73, 0x36, 0x00, 0x09 } },     /* 450   650      3.2   
> */
> @@ -493,7 +658,12 @@ static const union intel_ddi_buf_trans_entry 
> icl_combo_phy_ddi_translations_hdmi
>       { .cnl = { 0x6, 0x7F, 0x35, 0x00, 0x0A } },     /* 600   850      3.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> ehl_combo_phy_ddi_translations_dp[] = {
> +static const struct intel_ddi_buf_trans icl_combo_phy_ddi_translations_hdmi 
> = {
> +     .entries = _icl_combo_phy_ddi_translations_hdmi,
> +     .num_entries = ARRAY_SIZE(_icl_combo_phy_ddi_translations_hdmi),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _ehl_combo_phy_ddi_translations_dp[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x33, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>       { .cnl = { 0xA, 0x47, 0x36, 0x00, 0x09 } },     /* 350   500      3.1   
> */
> @@ -507,7 +677,12 @@ static const union intel_ddi_buf_trans_entry 
> ehl_combo_phy_ddi_translations_dp[]
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 900   900      0.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> jsl_combo_phy_ddi_translations_edp_hbr[] = {
> +static const struct intel_ddi_buf_trans ehl_combo_phy_ddi_translations_dp = {
> +     .entries = _ehl_combo_phy_ddi_translations_dp,
> +     .num_entries = ARRAY_SIZE(_ehl_combo_phy_ddi_translations_dp),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _jsl_combo_phy_ddi_translations_edp_hbr[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },     /* 200   200      0.0   
> */
>       { .cnl = { 0x8, 0x7F, 0x38, 0x00, 0x07 } },     /* 200   250      1.9   
> */
> @@ -521,7 +696,12 @@ static const union intel_ddi_buf_trans_entry 
> jsl_combo_phy_ddi_translations_edp_
>       { .cnl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> jsl_combo_phy_ddi_translations_edp_hbr2[] = {
> +static const struct intel_ddi_buf_trans 
> jsl_combo_phy_ddi_translations_edp_hbr = {
> +     .entries = _jsl_combo_phy_ddi_translations_edp_hbr,
> +     .num_entries = ARRAY_SIZE(_jsl_combo_phy_ddi_translations_edp_hbr),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _jsl_combo_phy_ddi_translations_edp_hbr2[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },     /* 200   200      0.0   
> */
>       { .cnl = { 0x8, 0x7F, 0x3F, 0x00, 0x00 } },     /* 200   250      1.9   
> */
> @@ -535,7 +715,12 @@ static const union intel_ddi_buf_trans_entry 
> jsl_combo_phy_ddi_translations_edp_
>       { .cnl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> dg1_combo_phy_ddi_translations_dp_rbr_hbr[] = {
> +static const struct intel_ddi_buf_trans 
> jsl_combo_phy_ddi_translations_edp_hbr2 = {
> +     .entries = _jsl_combo_phy_ddi_translations_edp_hbr2,
> +     .num_entries = ARRAY_SIZE(_jsl_combo_phy_ddi_translations_edp_hbr2),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _dg1_combo_phy_ddi_translations_dp_rbr_hbr[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x32, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>       { .cnl = { 0xA, 0x48, 0x35, 0x00, 0x0A } },     /* 350   500      3.1   
> */
> @@ -549,7 +734,12 @@ static const union intel_ddi_buf_trans_entry 
> dg1_combo_phy_ddi_translations_dp_r
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 900   900      0.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> dg1_combo_phy_ddi_translations_dp_hbr2_hbr3[] = {
> +static const struct intel_ddi_buf_trans 
> dg1_combo_phy_ddi_translations_dp_rbr_hbr = {
> +     .entries = _dg1_combo_phy_ddi_translations_dp_rbr_hbr,
> +     .num_entries = ARRAY_SIZE(_dg1_combo_phy_ddi_translations_dp_rbr_hbr),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _dg1_combo_phy_ddi_translations_dp_hbr2_hbr3[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x32, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>       { .cnl = { 0xA, 0x48, 0x35, 0x00, 0x0A } },     /* 350   500      3.1   
> */
> @@ -563,7 +753,12 @@ static const union intel_ddi_buf_trans_entry 
> dg1_combo_phy_ddi_translations_dp_h
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 900   900      0.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> icl_mg_phy_ddi_translations_rbr_hbr[] = {
> +static const struct intel_ddi_buf_trans 
> dg1_combo_phy_ddi_translations_dp_hbr2_hbr3 = {
> +     .entries = _dg1_combo_phy_ddi_translations_dp_hbr2_hbr3,
> +     .num_entries = ARRAY_SIZE(_dg1_combo_phy_ddi_translations_dp_hbr2_hbr3),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _icl_mg_phy_ddi_translations_rbr_hbr[] = {
>                                       /* Voltage swing  pre-emphasis */
>       { .mg = { 0x18, 0x00, 0x00 } }, /* 0              0   */
>       { .mg = { 0x1D, 0x00, 0x05 } }, /* 0              1   */
> @@ -577,7 +772,12 @@ static const union intel_ddi_buf_trans_entry 
> icl_mg_phy_ddi_translations_rbr_hbr
>       { .mg = { 0x3F, 0x00, 0x00 } }, /* 3              0   */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> icl_mg_phy_ddi_translations_hbr2_hbr3[] = {
> +static const struct intel_ddi_buf_trans icl_mg_phy_ddi_translations_rbr_hbr 
> = {
> +     .entries = _icl_mg_phy_ddi_translations_rbr_hbr,
> +     .num_entries = ARRAY_SIZE(_icl_mg_phy_ddi_translations_rbr_hbr),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _icl_mg_phy_ddi_translations_hbr2_hbr3[] = {
>                                       /* Voltage swing  pre-emphasis */
>       { .mg = { 0x18, 0x00, 0x00 } }, /* 0              0   */
>       { .mg = { 0x1D, 0x00, 0x05 } }, /* 0              1   */
> @@ -591,7 +791,12 @@ static const union intel_ddi_buf_trans_entry 
> icl_mg_phy_ddi_translations_hbr2_hb
>       { .mg = { 0x3F, 0x00, 0x00 } }, /* 3              0   */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> icl_mg_phy_ddi_translations_hdmi[] = {
> +static const struct intel_ddi_buf_trans 
> icl_mg_phy_ddi_translations_hbr2_hbr3 = {
> +     .entries = _icl_mg_phy_ddi_translations_hbr2_hbr3,
> +     .num_entries = ARRAY_SIZE(_icl_mg_phy_ddi_translations_hbr2_hbr3),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _icl_mg_phy_ddi_translations_hdmi[] = {
>                                       /* HDMI Preset  VS      Pre-emph */
>       { .mg = { 0x1A, 0x0, 0x0 } },   /* 1            400mV   0dB */
>       { .mg = { 0x20, 0x0, 0x0 } },   /* 2            500mV   0dB */
> @@ -605,7 +810,12 @@ static const union intel_ddi_buf_trans_entry 
> icl_mg_phy_ddi_translations_hdmi[]
>       { .mg = { 0x36, 0x0, 0x9 } },   /* 10           Full    -3 dB */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> tgl_dkl_phy_ddi_translations_dp_hbr[] = {
> +static const struct intel_ddi_buf_trans icl_mg_phy_ddi_translations_hdmi = {
> +     .entries = _icl_mg_phy_ddi_translations_hdmi,
> +     .num_entries = ARRAY_SIZE(_icl_mg_phy_ddi_translations_hdmi),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _tgl_dkl_phy_ddi_translations_dp_hbr[] = {
>                                       /* VS   pre-emp Non-trans mV    
> Pre-emph dB */
>       { .dkl = { 0x7, 0x0, 0x00 } },  /* 0    0       400mV           0 dB */
>       { .dkl = { 0x5, 0x0, 0x05 } },  /* 0    1       400mV           3.5 dB 
> */
> @@ -619,7 +829,12 @@ static const union intel_ddi_buf_trans_entry 
> tgl_dkl_phy_ddi_translations_dp_hbr
>       { .dkl = { 0x0, 0x0, 0x00 } },  /* 3    0       1200mV          0 dB 
> HDMI default */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> tgl_dkl_phy_ddi_translations_dp_hbr2[] = {
> +static const struct intel_ddi_buf_trans tgl_dkl_phy_ddi_translations_dp_hbr 
> = {
> +     .entries = _tgl_dkl_phy_ddi_translations_dp_hbr,
> +     .num_entries = ARRAY_SIZE(_tgl_dkl_phy_ddi_translations_dp_hbr),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _tgl_dkl_phy_ddi_translations_dp_hbr2[] = {
>                                       /* VS   pre-emp Non-trans mV    
> Pre-emph dB */
>       { .dkl = { 0x7, 0x0, 0x00 } },  /* 0    0       400mV           0 dB */
>       { .dkl = { 0x5, 0x0, 0x05 } },  /* 0    1       400mV           3.5 dB 
> */
> @@ -633,7 +848,12 @@ static const union intel_ddi_buf_trans_entry 
> tgl_dkl_phy_ddi_translations_dp_hbr
>       { .dkl = { 0x0, 0x0, 0x00 } },  /* 3    0       1200mV          0 dB 
> HDMI default */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> tgl_dkl_phy_ddi_translations_hdmi[] = {
> +static const struct intel_ddi_buf_trans tgl_dkl_phy_ddi_translations_dp_hbr2 
> = {
> +     .entries = _tgl_dkl_phy_ddi_translations_dp_hbr2,
> +     .num_entries = ARRAY_SIZE(_tgl_dkl_phy_ddi_translations_dp_hbr2),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _tgl_dkl_phy_ddi_translations_hdmi[] = {
>                                       /* HDMI Preset  VS      Pre-emph */
>       { .dkl = { 0x7, 0x0, 0x0 } },   /* 1            400mV   0dB */
>       { .dkl = { 0x6, 0x0, 0x0 } },   /* 2            500mV   0dB */
> @@ -647,7 +867,12 @@ static const union intel_ddi_buf_trans_entry 
> tgl_dkl_phy_ddi_translations_hdmi[]
>       { .dkl = { 0x0, 0x0, 0xA } },   /* 10           Full    -3 dB */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> tgl_combo_phy_ddi_translations_dp_hbr[] = {
> +static const struct intel_ddi_buf_trans tgl_dkl_phy_ddi_translations_hdmi = {
> +     .entries = _tgl_dkl_phy_ddi_translations_hdmi,
> +     .num_entries = ARRAY_SIZE(_tgl_dkl_phy_ddi_translations_hdmi),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _tgl_combo_phy_ddi_translations_dp_hbr[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x32, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>       { .cnl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },     /* 350   500      3.1   
> */
> @@ -661,7 +886,12 @@ static const union intel_ddi_buf_trans_entry 
> tgl_combo_phy_ddi_translations_dp_h
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 900   900      0.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> tgl_combo_phy_ddi_translations_dp_hbr2[] = {
> +static const struct intel_ddi_buf_trans 
> tgl_combo_phy_ddi_translations_dp_hbr = {
> +     .entries = _tgl_combo_phy_ddi_translations_dp_hbr,
> +     .num_entries = ARRAY_SIZE(_tgl_combo_phy_ddi_translations_dp_hbr),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _tgl_combo_phy_ddi_translations_dp_hbr2[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>       { .cnl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },     /* 350   500      3.1   
> */
> @@ -675,7 +905,12 @@ static const union intel_ddi_buf_trans_entry 
> tgl_combo_phy_ddi_translations_dp_h
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 900   900      0.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> tgl_uy_combo_phy_ddi_translations_dp_hbr2[] = {
> +static const struct intel_ddi_buf_trans 
> tgl_combo_phy_ddi_translations_dp_hbr2 = {
> +     .entries = _tgl_combo_phy_ddi_translations_dp_hbr2,
> +     .num_entries = ARRAY_SIZE(_tgl_combo_phy_ddi_translations_dp_hbr2),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _tgl_uy_combo_phy_ddi_translations_dp_hbr2[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>       { .cnl = { 0xA, 0x4F, 0x36, 0x00, 0x09 } },     /* 350   500      3.1   
> */
> @@ -689,11 +924,16 @@ static const union intel_ddi_buf_trans_entry 
> tgl_uy_combo_phy_ddi_translations_d
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 900   900      0.0   
> */
>  };
>  
> +static const struct intel_ddi_buf_trans 
> tgl_uy_combo_phy_ddi_translations_dp_hbr2 = {
> +     .entries = _tgl_uy_combo_phy_ddi_translations_dp_hbr2,
> +     .num_entries = ARRAY_SIZE(_tgl_uy_combo_phy_ddi_translations_dp_hbr2),
> +};
> +
>  /*
>   * Cloned the HOBL entry to comply with the voltage and pre-emphasis entries
>   * that DisplayPort specification requires
>   */
> -static const union intel_ddi_buf_trans_entry 
> tgl_combo_phy_ddi_translations_edp_hbr2_hobl[] = {
> +static const union intel_ddi_buf_trans_entry 
> _tgl_combo_phy_ddi_translations_edp_hbr2_hobl[] = {
>                                                       /* VS   pre-emp */
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 0    0       */
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 0    1       */
> @@ -706,7 +946,12 @@ static const union intel_ddi_buf_trans_entry 
> tgl_combo_phy_ddi_translations_edp_
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 2    1       */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> rkl_combo_phy_ddi_translations_dp_hbr[] = {
> +static const struct intel_ddi_buf_trans 
> tgl_combo_phy_ddi_translations_edp_hbr2_hobl = {
> +     .entries = _tgl_combo_phy_ddi_translations_edp_hbr2_hobl,
> +     .num_entries = 
> ARRAY_SIZE(_tgl_combo_phy_ddi_translations_edp_hbr2_hobl),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _rkl_combo_phy_ddi_translations_dp_hbr[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x2F, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>       { .cnl = { 0xA, 0x4F, 0x37, 0x00, 0x08 } },     /* 350   500      3.1   
> */
> @@ -720,7 +965,12 @@ static const union intel_ddi_buf_trans_entry 
> rkl_combo_phy_ddi_translations_dp_h
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 900   900      0.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> rkl_combo_phy_ddi_translations_dp_hbr2_hbr3[] = {
> +static const struct intel_ddi_buf_trans 
> rkl_combo_phy_ddi_translations_dp_hbr = {
> +     .entries = _rkl_combo_phy_ddi_translations_dp_hbr,
> +     .num_entries = ARRAY_SIZE(_rkl_combo_phy_ddi_translations_dp_hbr),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _rkl_combo_phy_ddi_translations_dp_hbr2_hbr3[] = {
>                                                       /* NT mV Trans mV db    
> */
>       { .cnl = { 0xA, 0x35, 0x3F, 0x00, 0x00 } },     /* 350   350      0.0   
> */
>       { .cnl = { 0xA, 0x50, 0x38, 0x00, 0x07 } },     /* 350   500      3.1   
> */
> @@ -734,7 +984,12 @@ static const union intel_ddi_buf_trans_entry 
> rkl_combo_phy_ddi_translations_dp_h
>       { .cnl = { 0x6, 0x7F, 0x3F, 0x00, 0x00 } },     /* 900   900      0.0   
> */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> adlp_dkl_phy_ddi_translations_dp_hbr[] = {
> +static const struct intel_ddi_buf_trans 
> rkl_combo_phy_ddi_translations_dp_hbr2_hbr3 = {
> +     .entries = _rkl_combo_phy_ddi_translations_dp_hbr2_hbr3,
> +     .num_entries = ARRAY_SIZE(_rkl_combo_phy_ddi_translations_dp_hbr2_hbr3),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _adlp_dkl_phy_ddi_translations_dp_hbr[] = {
>                                       /* VS   pre-emp Non-trans mV    
> Pre-emph dB */
>       { .dkl = { 0x7, 0x0, 0x01 } },  /* 0    0       400mV           0 dB */
>       { .dkl = { 0x5, 0x0, 0x06 } },  /* 0    1       400mV           3.5 dB 
> */
> @@ -748,7 +1003,12 @@ static const union intel_ddi_buf_trans_entry 
> adlp_dkl_phy_ddi_translations_dp_hb
>       { .dkl = { 0x0, 0x0, 0x00 } },  /* 3    0       1200mV          0 dB */
>  };
>  
> -static const union intel_ddi_buf_trans_entry 
> adlp_dkl_phy_ddi_translations_dp_hbr2_hbr3[] = {
> +static const struct intel_ddi_buf_trans adlp_dkl_phy_ddi_translations_dp_hbr 
> = {
> +     .entries = _adlp_dkl_phy_ddi_translations_dp_hbr,
> +     .num_entries = ARRAY_SIZE(_adlp_dkl_phy_ddi_translations_dp_hbr),
> +};
> +
> +static const union intel_ddi_buf_trans_entry 
> _adlp_dkl_phy_ddi_translations_dp_hbr2_hbr3[] = {
>                                       /* VS   pre-emp Non-trans mV    
> Pre-emph dB */
>       { .dkl = { 0x7, 0x0, 0x00 } },  /* 0    0       400mV           0 dB */
>       { .dkl = { 0x5, 0x0, 0x04 } },  /* 0    1       400mV           3.5 dB 
> */
> @@ -762,9 +1022,14 @@ static const union intel_ddi_buf_trans_entry 
> adlp_dkl_phy_ddi_translations_dp_hb
>       { .dkl = { 0x0, 0x0, 0x00 } },  /* 3    0       1200mV          0 dB */
>  };
>  
> +static const struct intel_ddi_buf_trans 
> adlp_dkl_phy_ddi_translations_dp_hbr2_hbr3 = {
> +     .entries = _adlp_dkl_phy_ddi_translations_dp_hbr2_hbr3,
> +     .num_entries = ARRAY_SIZE(_adlp_dkl_phy_ddi_translations_dp_hbr2_hbr3),
> +};
> +
>  bool is_hobl_buf_trans(const union intel_ddi_buf_trans_entry *table)
>  {
> -     return table == tgl_combo_phy_ddi_translations_edp_hbr2_hobl;
> +     return table == tgl_combo_phy_ddi_translations_edp_hbr2_hobl.entries;
>  }
>  
>  static const union intel_ddi_buf_trans_entry *
> @@ -773,11 +1038,11 @@ bdw_get_buf_trans_edp(struct intel_encoder *encoder, 
> int *n_entries)
>       struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
>  
>       if (dev_priv->vbt.edp.low_vswing) {
> -             *n_entries = ARRAY_SIZE(bdw_ddi_translations_edp);
> -             return bdw_ddi_translations_edp;
> +             *n_entries = bdw_ddi_translations_edp.num_entries;
> +             return bdw_ddi_translations_edp.entries;
>       } else {
> -             *n_entries = ARRAY_SIZE(bdw_ddi_translations_dp);
> -             return bdw_ddi_translations_dp;
> +             *n_entries = bdw_ddi_translations_dp.num_entries;
> +             return bdw_ddi_translations_dp.entries;
>       }
>  }
>  
> @@ -787,14 +1052,14 @@ skl_get_buf_trans_dp(struct intel_encoder *encoder, 
> int *n_entries)
>       struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
>  
>       if (IS_SKL_ULX(dev_priv)) {
> -             *n_entries = ARRAY_SIZE(skl_y_ddi_translations_dp);
> -             return skl_y_ddi_translations_dp;
> +             *n_entries = skl_y_ddi_translations_dp.num_entries;
> +             return skl_y_ddi_translations_dp.entries;
>       } else if (IS_SKL_ULT(dev_priv)) {
> -             *n_entries = ARRAY_SIZE(skl_u_ddi_translations_dp);
> -             return skl_u_ddi_translations_dp;
> +             *n_entries = skl_u_ddi_translations_dp.num_entries;
> +             return skl_u_ddi_translations_dp.entries;
>       } else {
> -             *n_entries = ARRAY_SIZE(skl_ddi_translations_dp);
> -             return skl_ddi_translations_dp;
> +             *n_entries = skl_ddi_translations_dp.num_entries;
> +             return skl_ddi_translations_dp.entries;
>       }
>  }
>  
> @@ -806,16 +1071,16 @@ kbl_get_buf_trans_dp(struct intel_encoder *encoder, 
> int *n_entries)
>       if (IS_KBL_ULX(dev_priv) ||
>           IS_CFL_ULX(dev_priv) ||
>           IS_CML_ULX(dev_priv)) {
> -             *n_entries = ARRAY_SIZE(kbl_y_ddi_translations_dp);
> -             return kbl_y_ddi_translations_dp;
> +             *n_entries = kbl_y_ddi_translations_dp.num_entries;
> +             return kbl_y_ddi_translations_dp.entries;
>       } else if (IS_KBL_ULT(dev_priv) ||
>                  IS_CFL_ULT(dev_priv) ||
>                  IS_CML_ULT(dev_priv)) {
> -             *n_entries = ARRAY_SIZE(kbl_u_ddi_translations_dp);
> -             return kbl_u_ddi_translations_dp;
> +             *n_entries = kbl_u_ddi_translations_dp.num_entries;
> +             return kbl_u_ddi_translations_dp.entries;
>       } else {
> -             *n_entries = ARRAY_SIZE(kbl_ddi_translations_dp);
> -             return kbl_ddi_translations_dp;
> +             *n_entries = kbl_ddi_translations_dp.num_entries;
> +             return kbl_ddi_translations_dp.entries;
>       }
>  }
>  
> @@ -829,17 +1094,17 @@ skl_get_buf_trans_edp(struct intel_encoder *encoder, 
> int *n_entries)
>                   IS_KBL_ULX(dev_priv) ||
>                   IS_CFL_ULX(dev_priv) ||
>                   IS_CML_ULX(dev_priv)) {
> -                     *n_entries = ARRAY_SIZE(skl_y_ddi_translations_edp);
> -                     return skl_y_ddi_translations_edp;
> +                     *n_entries = skl_y_ddi_translations_edp.num_entries;
> +                     return skl_y_ddi_translations_edp.entries;
>               } else if (IS_SKL_ULT(dev_priv) ||
>                          IS_KBL_ULT(dev_priv) ||
>                          IS_CFL_ULT(dev_priv) ||
>                          IS_CML_ULT(dev_priv)) {
> -                     *n_entries = ARRAY_SIZE(skl_u_ddi_translations_edp);
> -                     return skl_u_ddi_translations_edp;
> +                     *n_entries = skl_u_ddi_translations_edp.num_entries;
> +                     return skl_u_ddi_translations_edp.entries;
>               } else {
> -                     *n_entries = ARRAY_SIZE(skl_ddi_translations_edp);
> -                     return skl_ddi_translations_edp;
> +                     *n_entries = skl_ddi_translations_edp.num_entries;
> +                     return skl_ddi_translations_edp.entries;
>               }
>       }
>  
> @@ -858,11 +1123,11 @@ skl_get_buf_trans_hdmi(struct drm_i915_private 
> *dev_priv, int *n_entries)
>           IS_KBL_ULX(dev_priv) ||
>           IS_CFL_ULX(dev_priv) ||
>           IS_CML_ULX(dev_priv)) {
> -             *n_entries = ARRAY_SIZE(skl_y_ddi_translations_hdmi);
> -             return skl_y_ddi_translations_hdmi;
> +             *n_entries = skl_y_ddi_translations_hdmi.num_entries;
> +             return skl_y_ddi_translations_hdmi.entries;
>       } else {
> -             *n_entries = ARRAY_SIZE(skl_ddi_translations_hdmi);
> -             return skl_ddi_translations_hdmi;
> +             *n_entries = skl_ddi_translations_hdmi.num_entries;
> +             return skl_ddi_translations_hdmi.entries;
>       }
>  }
>  
> @@ -893,11 +1158,11 @@ hsw_get_buf_trans_dp(struct intel_encoder *encoder, 
> int *n_entries)
>               *n_entries = skl_buf_trans_num_entries(encoder->port, 
> *n_entries);
>               return ddi_translations;
>       } else if (IS_BROADWELL(dev_priv)) {
> -             *n_entries = ARRAY_SIZE(bdw_ddi_translations_dp);
> -             return  bdw_ddi_translations_dp;
> +             *n_entries = bdw_ddi_translations_dp.num_entries;
> +             return  bdw_ddi_translations_dp.entries;
>       } else if (IS_HASWELL(dev_priv)) {
> -             *n_entries = ARRAY_SIZE(hsw_ddi_translations_dp);
> -             return hsw_ddi_translations_dp;
> +             *n_entries = hsw_ddi_translations_dp.num_entries;
> +             return hsw_ddi_translations_dp.entries;
>       }
>  
>       *n_entries = 0;
> @@ -917,8 +1182,8 @@ hsw_get_buf_trans_edp(struct intel_encoder *encoder, int 
> *n_entries)
>       } else if (IS_BROADWELL(dev_priv)) {
>               return bdw_get_buf_trans_edp(encoder, n_entries);
>       } else if (IS_HASWELL(dev_priv)) {
> -             *n_entries = ARRAY_SIZE(hsw_ddi_translations_dp);
> -             return hsw_ddi_translations_dp;
> +             *n_entries = hsw_ddi_translations_dp.num_entries;
> +             return hsw_ddi_translations_dp.entries;
>       }
>  
>       *n_entries = 0;
> @@ -932,11 +1197,11 @@ hsw_get_buf_trans_fdi(struct intel_encoder *encoder,
>       struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
>  
>       if (IS_BROADWELL(dev_priv)) {
> -             *n_entries = ARRAY_SIZE(bdw_ddi_translations_fdi);
> -             return bdw_ddi_translations_fdi;
> +             *n_entries = bdw_ddi_translations_fdi.num_entries;
> +             return bdw_ddi_translations_fdi.entries;
>       } else if (IS_HASWELL(dev_priv)) {
> -             *n_entries = ARRAY_SIZE(hsw_ddi_translations_fdi);
> -             return hsw_ddi_translations_fdi;
> +             *n_entries = hsw_ddi_translations_fdi.num_entries;
> +             return hsw_ddi_translations_fdi.entries;
>       }
>  
>       *n_entries = 0;
> @@ -952,11 +1217,11 @@ hsw_get_buf_trans_hdmi(struct intel_encoder *encoder,
>       if (DISPLAY_VER(dev_priv) == 9 && !IS_BROXTON(dev_priv)) {
>               return skl_get_buf_trans_hdmi(dev_priv, n_entries);
>       } else if (IS_BROADWELL(dev_priv)) {
> -             *n_entries = ARRAY_SIZE(bdw_ddi_translations_hdmi);
> -             return bdw_ddi_translations_hdmi;
> +             *n_entries = bdw_ddi_translations_hdmi.num_entries;
> +             return bdw_ddi_translations_hdmi.entries;
>       } else if (IS_HASWELL(dev_priv)) {
> -             *n_entries = ARRAY_SIZE(hsw_ddi_translations_hdmi);
> -             return hsw_ddi_translations_hdmi;
> +             *n_entries = hsw_ddi_translations_hdmi.num_entries;
> +             return hsw_ddi_translations_hdmi.entries;
>       }
>  
>       *n_entries = 0;
> @@ -981,8 +1246,8 @@ hsw_get_buf_trans(struct intel_encoder *encoder,
>  static const union intel_ddi_buf_trans_entry *
>  bxt_get_buf_trans_dp(struct intel_encoder *encoder, int *n_entries)
>  {
> -     *n_entries = ARRAY_SIZE(bxt_ddi_translations_dp);
> -     return bxt_ddi_translations_dp;
> +     *n_entries = bxt_ddi_translations_dp.num_entries;
> +     return bxt_ddi_translations_dp.entries;
>  }
>  
>  static const union intel_ddi_buf_trans_entry *
> @@ -991,8 +1256,8 @@ bxt_get_buf_trans_edp(struct intel_encoder *encoder, int 
> *n_entries)
>       struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
>  
>       if (dev_priv->vbt.edp.low_vswing) {
> -             *n_entries = ARRAY_SIZE(bxt_ddi_translations_edp);
> -             return bxt_ddi_translations_edp;
> +             *n_entries = bxt_ddi_translations_edp.num_entries;
> +             return bxt_ddi_translations_edp.entries;
>       }
>  
>       return bxt_get_buf_trans_dp(encoder, n_entries);
> @@ -1001,8 +1266,8 @@ bxt_get_buf_trans_edp(struct intel_encoder *encoder, 
> int *n_entries)
>  static const union intel_ddi_buf_trans_entry *
>  bxt_get_buf_trans_hdmi(struct intel_encoder *encoder, int *n_entries)
>  {
> -     *n_entries = ARRAY_SIZE(bxt_ddi_translations_hdmi);
> -     return bxt_ddi_translations_hdmi;
> +     *n_entries = bxt_ddi_translations_hdmi.num_entries;
> +     return bxt_ddi_translations_hdmi.entries;
>  }
>  
>  const union intel_ddi_buf_trans_entry *
> @@ -1024,14 +1289,14 @@ cnl_get_buf_trans_hdmi(struct intel_encoder *encoder, 
> int *n_entries)
>       u32 voltage = intel_de_read(dev_priv, CNL_PORT_COMP_DW3) & 
> VOLTAGE_INFO_MASK;
>  
>       if (voltage == VOLTAGE_INFO_0_85V) {
> -             *n_entries = ARRAY_SIZE(cnl_ddi_translations_hdmi_0_85V);
> -             return cnl_ddi_translations_hdmi_0_85V;
> +             *n_entries = cnl_ddi_translations_hdmi_0_85V.num_entries;
> +             return cnl_ddi_translations_hdmi_0_85V.entries;
>       } else if (voltage == VOLTAGE_INFO_0_95V) {
> -             *n_entries = ARRAY_SIZE(cnl_ddi_translations_hdmi_0_95V);
> -             return cnl_ddi_translations_hdmi_0_95V;
> +             *n_entries = cnl_ddi_translations_hdmi_0_95V.num_entries;
> +             return cnl_ddi_translations_hdmi_0_95V.entries;
>       } else if (voltage == VOLTAGE_INFO_1_05V) {
> -             *n_entries = ARRAY_SIZE(cnl_ddi_translations_hdmi_1_05V);
> -             return cnl_ddi_translations_hdmi_1_05V;
> +             *n_entries = cnl_ddi_translations_hdmi_1_05V.num_entries;
> +             return cnl_ddi_translations_hdmi_1_05V.entries;
>       } else {
>               *n_entries = 1; /* shut up gcc */
>               MISSING_CASE(voltage);
> @@ -1046,14 +1311,14 @@ cnl_get_buf_trans_dp(struct intel_encoder *encoder, 
> int *n_entries)
>       u32 voltage = intel_de_read(dev_priv, CNL_PORT_COMP_DW3) & 
> VOLTAGE_INFO_MASK;
>  
>       if (voltage == VOLTAGE_INFO_0_85V) {
> -             *n_entries = ARRAY_SIZE(cnl_ddi_translations_dp_0_85V);
> -             return cnl_ddi_translations_dp_0_85V;
> +             *n_entries = cnl_ddi_translations_dp_0_85V.num_entries;
> +             return cnl_ddi_translations_dp_0_85V.entries;
>       } else if (voltage == VOLTAGE_INFO_0_95V) {
> -             *n_entries = ARRAY_SIZE(cnl_ddi_translations_dp_0_95V);
> -             return cnl_ddi_translations_dp_0_95V;
> +             *n_entries = cnl_ddi_translations_dp_0_95V.num_entries;
> +             return cnl_ddi_translations_dp_0_95V.entries;
>       } else if (voltage == VOLTAGE_INFO_1_05V) {
> -             *n_entries = ARRAY_SIZE(cnl_ddi_translations_dp_1_05V);
> -             return cnl_ddi_translations_dp_1_05V;
> +             *n_entries = cnl_ddi_translations_dp_1_05V.num_entries;
> +             return cnl_ddi_translations_dp_1_05V.entries;
>       } else {
>               *n_entries = 1; /* shut up gcc */
>               MISSING_CASE(voltage);
> @@ -1069,14 +1334,14 @@ cnl_get_buf_trans_edp(struct intel_encoder *encoder, 
> int *n_entries)
>  
>       if (dev_priv->vbt.edp.low_vswing) {
>               if (voltage == VOLTAGE_INFO_0_85V) {
> -                     *n_entries = ARRAY_SIZE(cnl_ddi_translations_edp_0_85V);
> -                     return cnl_ddi_translations_edp_0_85V;
> +                     *n_entries = cnl_ddi_translations_edp_0_85V.num_entries;
> +                     return cnl_ddi_translations_edp_0_85V.entries;
>               } else if (voltage == VOLTAGE_INFO_0_95V) {
> -                     *n_entries = ARRAY_SIZE(cnl_ddi_translations_edp_0_95V);
> -                     return cnl_ddi_translations_edp_0_95V;
> +                     *n_entries = cnl_ddi_translations_edp_0_95V.num_entries;
> +                     return cnl_ddi_translations_edp_0_95V.entries;
>               } else if (voltage == VOLTAGE_INFO_1_05V) {
> -                     *n_entries = ARRAY_SIZE(cnl_ddi_translations_edp_1_05V);
> -                     return cnl_ddi_translations_edp_1_05V;
> +                     *n_entries = cnl_ddi_translations_edp_1_05V.num_entries;
> +                     return cnl_ddi_translations_edp_1_05V.entries;
>               } else {
>                       *n_entries = 1; /* shut up gcc */
>                       MISSING_CASE(voltage);
> @@ -1104,8 +1369,8 @@ icl_get_combo_buf_trans_hdmi(struct intel_encoder 
> *encoder,
>                            const struct intel_crtc_state *crtc_state,
>                            int *n_entries)
>  {
> -     *n_entries = ARRAY_SIZE(icl_combo_phy_ddi_translations_hdmi);
> -     return icl_combo_phy_ddi_translations_hdmi;
> +     *n_entries = icl_combo_phy_ddi_translations_hdmi.num_entries;
> +     return icl_combo_phy_ddi_translations_hdmi.entries;
>  }
>  
>  static const union intel_ddi_buf_trans_entry *
> @@ -1113,8 +1378,8 @@ icl_get_combo_buf_trans_dp(struct intel_encoder 
> *encoder,
>                          const struct intel_crtc_state *crtc_state,
>                          int *n_entries)
>  {
> -     *n_entries = ARRAY_SIZE(icl_combo_phy_ddi_translations_dp_hbr2);
> -     return icl_combo_phy_ddi_translations_dp_hbr2;
> +     *n_entries = icl_combo_phy_ddi_translations_dp_hbr2.num_entries;
> +     return icl_combo_phy_ddi_translations_dp_hbr2.entries;
>  }
>  
>  static const union intel_ddi_buf_trans_entry *
> @@ -1125,17 +1390,17 @@ icl_get_combo_buf_trans_edp(struct intel_encoder 
> *encoder,
>       struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
>  
>       if (crtc_state->port_clock > 540000) {
> -             *n_entries = 
> ARRAY_SIZE(icl_combo_phy_ddi_translations_edp_hbr3);
> -             return icl_combo_phy_ddi_translations_edp_hbr3;
> +             *n_entries = 
> icl_combo_phy_ddi_translations_edp_hbr3.num_entries;
> +             return icl_combo_phy_ddi_translations_edp_hbr3.entries;
>       } else if (dev_priv->vbt.edp.low_vswing) {
> -             *n_entries = 
> ARRAY_SIZE(icl_combo_phy_ddi_translations_edp_hbr2);
> -             return icl_combo_phy_ddi_translations_edp_hbr2;
> +             *n_entries = 
> icl_combo_phy_ddi_translations_edp_hbr2.num_entries;
> +             return icl_combo_phy_ddi_translations_edp_hbr2.entries;
>       } else if (IS_DG1(dev_priv) && crtc_state->port_clock > 270000) {
> -             *n_entries = 
> ARRAY_SIZE(dg1_combo_phy_ddi_translations_dp_hbr2_hbr3);
> -             return dg1_combo_phy_ddi_translations_dp_hbr2_hbr3;
> +             *n_entries = 
> dg1_combo_phy_ddi_translations_dp_hbr2_hbr3.num_entries;
> +             return dg1_combo_phy_ddi_translations_dp_hbr2_hbr3.entries;
>       } else if (IS_DG1(dev_priv)) {
> -             *n_entries = 
> ARRAY_SIZE(dg1_combo_phy_ddi_translations_dp_rbr_hbr);
> -             return dg1_combo_phy_ddi_translations_dp_rbr_hbr;
> +             *n_entries = 
> dg1_combo_phy_ddi_translations_dp_rbr_hbr.num_entries;
> +             return dg1_combo_phy_ddi_translations_dp_rbr_hbr.entries;
>       }
>  
>       return icl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
> @@ -1159,8 +1424,8 @@ icl_get_mg_buf_trans_hdmi(struct intel_encoder *encoder,
>                         const struct intel_crtc_state *crtc_state,
>                         int *n_entries)
>  {
> -     *n_entries = ARRAY_SIZE(icl_mg_phy_ddi_translations_hdmi);
> -     return icl_mg_phy_ddi_translations_hdmi;
> +     *n_entries = icl_mg_phy_ddi_translations_hdmi.num_entries;
> +     return icl_mg_phy_ddi_translations_hdmi.entries;
>  }
>  
>  static const union intel_ddi_buf_trans_entry *
> @@ -1169,11 +1434,11 @@ icl_get_mg_buf_trans_dp(struct intel_encoder *encoder,
>                       int *n_entries)
>  {
>       if (crtc_state->port_clock > 270000) {
> -             *n_entries = ARRAY_SIZE(icl_mg_phy_ddi_translations_hbr2_hbr3);
> -             return icl_mg_phy_ddi_translations_hbr2_hbr3;
> +             *n_entries = icl_mg_phy_ddi_translations_hbr2_hbr3.num_entries;
> +             return icl_mg_phy_ddi_translations_hbr2_hbr3.entries;
>       } else {
> -             *n_entries = ARRAY_SIZE(icl_mg_phy_ddi_translations_rbr_hbr);
> -             return icl_mg_phy_ddi_translations_rbr_hbr;
> +             *n_entries = icl_mg_phy_ddi_translations_rbr_hbr.num_entries;
> +             return icl_mg_phy_ddi_translations_rbr_hbr.entries;
>       }
>  }
>  
> @@ -1193,8 +1458,8 @@ ehl_get_combo_buf_trans_hdmi(struct intel_encoder 
> *encoder,
>                            const struct intel_crtc_state *crtc_state,
>                            int *n_entries)
>  {
> -     *n_entries = ARRAY_SIZE(icl_combo_phy_ddi_translations_hdmi);
> -     return icl_combo_phy_ddi_translations_hdmi;
> +     *n_entries = icl_combo_phy_ddi_translations_hdmi.num_entries;
> +     return icl_combo_phy_ddi_translations_hdmi.entries;
>  }
>  
>  static const union intel_ddi_buf_trans_entry *
> @@ -1202,8 +1467,8 @@ ehl_get_combo_buf_trans_dp(struct intel_encoder 
> *encoder,
>                          const struct intel_crtc_state *crtc_state,
>                          int *n_entries)
>  {
> -     *n_entries = ARRAY_SIZE(ehl_combo_phy_ddi_translations_dp);
> -     return ehl_combo_phy_ddi_translations_dp;
> +     *n_entries = ehl_combo_phy_ddi_translations_dp.num_entries;
> +     return ehl_combo_phy_ddi_translations_dp.entries;
>  }
>  
>  static const union intel_ddi_buf_trans_entry *
> @@ -1214,8 +1479,8 @@ ehl_get_combo_buf_trans_edp(struct intel_encoder 
> *encoder,
>       struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
>  
>       if (dev_priv->vbt.edp.low_vswing) {
> -             *n_entries = 
> ARRAY_SIZE(icl_combo_phy_ddi_translations_edp_hbr2);
> -             return icl_combo_phy_ddi_translations_edp_hbr2;
> +             *n_entries = 
> icl_combo_phy_ddi_translations_edp_hbr2.num_entries;
> +             return icl_combo_phy_ddi_translations_edp_hbr2.entries;
>       }
>  
>       return ehl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
> @@ -1239,8 +1504,8 @@ jsl_get_combo_buf_trans_hdmi(struct intel_encoder 
> *encoder,
>                            const struct intel_crtc_state *crtc_state,
>                            int *n_entries)
>  {
> -     *n_entries = ARRAY_SIZE(icl_combo_phy_ddi_translations_hdmi);
> -     return icl_combo_phy_ddi_translations_hdmi;
> +     *n_entries = icl_combo_phy_ddi_translations_hdmi.num_entries;
> +     return icl_combo_phy_ddi_translations_hdmi.entries;
>  }
>  
>  static const union intel_ddi_buf_trans_entry *
> @@ -1248,8 +1513,8 @@ jsl_get_combo_buf_trans_dp(struct intel_encoder 
> *encoder,
>                          const struct intel_crtc_state *crtc_state,
>                          int *n_entries)
>  {
> -     *n_entries = ARRAY_SIZE(icl_combo_phy_ddi_translations_dp_hbr2);
> -     return icl_combo_phy_ddi_translations_dp_hbr2;
> +     *n_entries = icl_combo_phy_ddi_translations_dp_hbr2.num_entries;
> +     return icl_combo_phy_ddi_translations_dp_hbr2.entries;
>  }
>  
>  static const union intel_ddi_buf_trans_entry *
> @@ -1261,11 +1526,11 @@ jsl_get_combo_buf_trans_edp(struct intel_encoder 
> *encoder,
>  
>       if (dev_priv->vbt.edp.low_vswing) {
>               if (crtc_state->port_clock > 270000) {
> -                     *n_entries = 
> ARRAY_SIZE(jsl_combo_phy_ddi_translations_edp_hbr2);
> -                     return jsl_combo_phy_ddi_translations_edp_hbr2;
> +                     *n_entries = 
> jsl_combo_phy_ddi_translations_edp_hbr2.num_entries;
> +                     return jsl_combo_phy_ddi_translations_edp_hbr2.entries;
>               } else {
> -                     *n_entries = 
> ARRAY_SIZE(jsl_combo_phy_ddi_translations_edp_hbr);
> -                     return jsl_combo_phy_ddi_translations_edp_hbr;
> +                     *n_entries = 
> jsl_combo_phy_ddi_translations_edp_hbr.num_entries;
> +                     return jsl_combo_phy_ddi_translations_edp_hbr.entries;
>               }
>       }
>  
> @@ -1290,8 +1555,8 @@ tgl_get_combo_buf_trans_hdmi(struct intel_encoder 
> *encoder,
>                            const struct intel_crtc_state *crtc_state,
>                            int *n_entries)
>  {
> -     *n_entries = ARRAY_SIZE(icl_combo_phy_ddi_translations_hdmi);
> -     return icl_combo_phy_ddi_translations_hdmi;
> +     *n_entries = icl_combo_phy_ddi_translations_hdmi.num_entries;
> +     return icl_combo_phy_ddi_translations_hdmi.entries;
>  }
>  
>  static const union intel_ddi_buf_trans_entry *
> @@ -1303,22 +1568,22 @@ tgl_get_combo_buf_trans_dp(struct intel_encoder 
> *encoder,
>  
>       if (crtc_state->port_clock > 270000) {
>               if (IS_ROCKETLAKE(dev_priv)) {
> -                     *n_entries = 
> ARRAY_SIZE(rkl_combo_phy_ddi_translations_dp_hbr2_hbr3);
> -                     return rkl_combo_phy_ddi_translations_dp_hbr2_hbr3;
> +                     *n_entries = 
> rkl_combo_phy_ddi_translations_dp_hbr2_hbr3.num_entries;
> +                     return 
> rkl_combo_phy_ddi_translations_dp_hbr2_hbr3.entries;
>               } else if (IS_TGL_U(dev_priv) || IS_TGL_Y(dev_priv)) {
> -                     *n_entries = 
> ARRAY_SIZE(tgl_uy_combo_phy_ddi_translations_dp_hbr2);
> -                     return tgl_uy_combo_phy_ddi_translations_dp_hbr2;
> +                     *n_entries = 
> tgl_uy_combo_phy_ddi_translations_dp_hbr2.num_entries;
> +                     return 
> tgl_uy_combo_phy_ddi_translations_dp_hbr2.entries;
>               } else {
> -                     *n_entries = 
> ARRAY_SIZE(tgl_combo_phy_ddi_translations_dp_hbr2);
> -                     return tgl_combo_phy_ddi_translations_dp_hbr2;
> +                     *n_entries = 
> tgl_combo_phy_ddi_translations_dp_hbr2.num_entries;
> +                     return tgl_combo_phy_ddi_translations_dp_hbr2.entries;
>               }
>       } else {
>               if (IS_ROCKETLAKE(dev_priv)) {
> -                     *n_entries = 
> ARRAY_SIZE(rkl_combo_phy_ddi_translations_dp_hbr);
> -                     return rkl_combo_phy_ddi_translations_dp_hbr;
> +                     *n_entries = 
> rkl_combo_phy_ddi_translations_dp_hbr.num_entries;
> +                     return rkl_combo_phy_ddi_translations_dp_hbr.entries;
>               } else {
> -                     *n_entries = 
> ARRAY_SIZE(tgl_combo_phy_ddi_translations_dp_hbr);
> -                     return tgl_combo_phy_ddi_translations_dp_hbr;
> +                     *n_entries = 
> tgl_combo_phy_ddi_translations_dp_hbr.num_entries;
> +                     return tgl_combo_phy_ddi_translations_dp_hbr.entries;
>               }
>       }
>  }
> @@ -1332,14 +1597,14 @@ tgl_get_combo_buf_trans_edp(struct intel_encoder 
> *encoder,
>       struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
>  
>       if (crtc_state->port_clock > 540000) {
> -             *n_entries = 
> ARRAY_SIZE(icl_combo_phy_ddi_translations_edp_hbr3);
> -             return icl_combo_phy_ddi_translations_edp_hbr3;
> +             *n_entries = 
> icl_combo_phy_ddi_translations_edp_hbr3.num_entries;
> +             return icl_combo_phy_ddi_translations_edp_hbr3.entries;
>       } else if (dev_priv->vbt.edp.hobl && !intel_dp->hobl_failed) {
> -             *n_entries = 
> ARRAY_SIZE(tgl_combo_phy_ddi_translations_edp_hbr2_hobl);
> -             return tgl_combo_phy_ddi_translations_edp_hbr2_hobl;
> +             *n_entries = 
> tgl_combo_phy_ddi_translations_edp_hbr2_hobl.num_entries;
> +             return tgl_combo_phy_ddi_translations_edp_hbr2_hobl.entries;
>       } else if (dev_priv->vbt.edp.low_vswing) {
> -             *n_entries = 
> ARRAY_SIZE(icl_combo_phy_ddi_translations_edp_hbr2);
> -             return icl_combo_phy_ddi_translations_edp_hbr2;
> +             *n_entries = 
> icl_combo_phy_ddi_translations_edp_hbr2.num_entries;
> +             return icl_combo_phy_ddi_translations_edp_hbr2.entries;
>       }
>  
>       return tgl_get_combo_buf_trans_dp(encoder, crtc_state, n_entries);
> @@ -1363,8 +1628,8 @@ tgl_get_dkl_buf_trans_hdmi(struct intel_encoder 
> *encoder,
>                          const struct intel_crtc_state *crtc_state,
>                          int *n_entries)
>  {
> -     *n_entries = ARRAY_SIZE(tgl_dkl_phy_ddi_translations_hdmi);
> -     return tgl_dkl_phy_ddi_translations_hdmi;
> +     *n_entries = tgl_dkl_phy_ddi_translations_hdmi.num_entries;
> +     return tgl_dkl_phy_ddi_translations_hdmi.entries;
>  }
>  
>  static const union intel_ddi_buf_trans_entry *
> @@ -1373,11 +1638,11 @@ tgl_get_dkl_buf_trans_dp(struct intel_encoder 
> *encoder,
>                        int *n_entries)
>  {
>       if (crtc_state->port_clock > 270000) {
> -             *n_entries = ARRAY_SIZE(tgl_dkl_phy_ddi_translations_dp_hbr2);
> -             return tgl_dkl_phy_ddi_translations_dp_hbr2;
> +             *n_entries = tgl_dkl_phy_ddi_translations_dp_hbr2.num_entries;
> +             return tgl_dkl_phy_ddi_translations_dp_hbr2.entries;
>       } else {
> -             *n_entries = ARRAY_SIZE(tgl_dkl_phy_ddi_translations_dp_hbr);
> -             return tgl_dkl_phy_ddi_translations_dp_hbr;
> +             *n_entries = tgl_dkl_phy_ddi_translations_dp_hbr.num_entries;
> +             return tgl_dkl_phy_ddi_translations_dp_hbr.entries;
>       }
>  }
>  
> @@ -1398,11 +1663,11 @@ adlp_get_dkl_buf_trans_dp(struct intel_encoder 
> *encoder,
>                         int *n_entries)
>  {
>       if (crtc_state->port_clock > 270000) {
> -             *n_entries = 
> ARRAY_SIZE(adlp_dkl_phy_ddi_translations_dp_hbr2_hbr3);
> -             return adlp_dkl_phy_ddi_translations_dp_hbr2_hbr3;
> +             *n_entries = 
> adlp_dkl_phy_ddi_translations_dp_hbr2_hbr3.num_entries;
> +             return adlp_dkl_phy_ddi_translations_dp_hbr2_hbr3.entries;
>       } else {
> -             *n_entries = ARRAY_SIZE(adlp_dkl_phy_ddi_translations_dp_hbr);
> -             return adlp_dkl_phy_ddi_translations_dp_hbr;
> +             *n_entries = adlp_dkl_phy_ddi_translations_dp_hbr.num_entries;
> +             return adlp_dkl_phy_ddi_translations_dp_hbr.entries;
>       }
>  }
>  
> diff --git a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.h 
> b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.h
> index 487a4f815470..aa612725d510 100644
> --- a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.h
> +++ b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.h
> @@ -53,6 +53,11 @@ union intel_ddi_buf_trans_entry {
>       struct tgl_dkl_phy_ddi_buf_trans dkl;
>  };
>  
> +struct intel_ddi_buf_trans {
> +     const union intel_ddi_buf_trans_entry *entries;
> +     u8 num_entries;
> +};
> +
>  bool is_hobl_buf_trans(const union intel_ddi_buf_trans_entry *table);
>  
>  int intel_ddi_hdmi_num_entries(struct intel_encoder *encoder,

-- 
Jani Nikula, Intel Open Source Graphics Center
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