Re: [PATCH v2 10/18] drm/i915: clean up and clarify audio related register defines

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Reviewed-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>

On Mon, Oct 27, 2014 at 7:26 AM, Jani Nikula <jani.nikula@xxxxxxxxx> wrote:
> Make audio related register defines conform to existing style: Add _MASK
> where relevant, indent the defines for register contents, don't indent
> the defines for register addresses, prefix pipe specific register
> address defines with underscores, drop self explanatory comments.
>
> No functional changes.
>
> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
> ---
>  drivers/gpu/drm/i915/i915_reg.h    | 165 +++++++++++++++++++------------------
>  drivers/gpu/drm/i915/intel_audio.c |  12 +--
>  2 files changed, 89 insertions(+), 88 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 77fce96b54a5..6880f8ac452c 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -5955,57 +5955,58 @@ enum punit_power_well {
>  #define   GEN8_CENTROID_PIXEL_OPT_DIS  (1<<8)
>  #define   GEN8_SAMPLER_POWER_BYPASS_DIS        (1<<1)
>
> +/* Audio */
>  #define G4X_AUD_VID_DID                        (dev_priv->info.display_mmio_offset + 0x62020)
> -#define INTEL_AUDIO_DEVCL              0x808629FB
> -#define INTEL_AUDIO_DEVBLC             0x80862801
> -#define INTEL_AUDIO_DEVCTG             0x80862802
> +#define   INTEL_AUDIO_DEVCL            0x808629FB
> +#define   INTEL_AUDIO_DEVBLC           0x80862801
> +#define   INTEL_AUDIO_DEVCTG           0x80862802
>
>  #define G4X_AUD_CNTL_ST                        0x620B4
> -#define G4X_ELDV_DEVCL_DEVBLC          (1 << 13)
> -#define G4X_ELDV_DEVCTG                        (1 << 14)
> -#define G4X_ELD_ADDR                   (0xf << 5)
> -#define G4X_ELD_ACK                    (1 << 4)
> +#define   G4X_ELDV_DEVCL_DEVBLC                (1 << 13)
> +#define   G4X_ELDV_DEVCTG              (1 << 14)
> +#define   G4X_ELD_ADDR_MASK            (0xf << 5)
> +#define   G4X_ELD_ACK                  (1 << 4)
>  #define G4X_HDMIW_HDMIEDID             0x6210C
>
> -#define IBX_HDMIW_HDMIEDID_A           0xE2050
> -#define IBX_HDMIW_HDMIEDID_B           0xE2150
> +#define _IBX_HDMIW_HDMIEDID_A          0xE2050
> +#define _IBX_HDMIW_HDMIEDID_B          0xE2150
>  #define IBX_HDMIW_HDMIEDID(pipe) _PIPE(pipe, \
> -                                       IBX_HDMIW_HDMIEDID_A, \
> -                                       IBX_HDMIW_HDMIEDID_B)
> -#define IBX_AUD_CNTL_ST_A              0xE20B4
> -#define IBX_AUD_CNTL_ST_B              0xE21B4
> +                                       _IBX_HDMIW_HDMIEDID_A, \
> +                                       _IBX_HDMIW_HDMIEDID_B)
> +#define _IBX_AUD_CNTL_ST_A             0xE20B4
> +#define _IBX_AUD_CNTL_ST_B             0xE21B4
>  #define IBX_AUD_CNTL_ST(pipe) _PIPE(pipe, \
> -                                       IBX_AUD_CNTL_ST_A, \
> -                                       IBX_AUD_CNTL_ST_B)
> -#define IBX_ELD_BUFFER_SIZE            (0x1f << 10)
> -#define IBX_ELD_ADDRESS                        (0x1f << 5)
> -#define IBX_ELD_ACK                    (1 << 4)
> +                                       _IBX_AUD_CNTL_ST_A, \
> +                                       _IBX_AUD_CNTL_ST_B)
> +#define   IBX_ELD_BUFFER_SIZE_MASK     (0x1f << 10)
> +#define   IBX_ELD_ADDRESS_MASK         (0x1f << 5)
> +#define   IBX_ELD_ACK                  (1 << 4)
>  #define IBX_AUD_CNTL_ST2               0xE20C0
> -#define IBX_ELD_VALIDB                 (1 << 0)
> -#define IBX_CP_READYB                  (1 << 1)
> +#define   IBX_ELD_VALIDB               (1 << 0)
> +#define   IBX_CP_READYB                        (1 << 1)
>
> -#define CPT_HDMIW_HDMIEDID_A           0xE5050
> -#define CPT_HDMIW_HDMIEDID_B           0xE5150
> +#define _CPT_HDMIW_HDMIEDID_A          0xE5050
> +#define _CPT_HDMIW_HDMIEDID_B          0xE5150
>  #define CPT_HDMIW_HDMIEDID(pipe) _PIPE(pipe, \
> -                                       CPT_HDMIW_HDMIEDID_A, \
> -                                       CPT_HDMIW_HDMIEDID_B)
> -#define CPT_AUD_CNTL_ST_A              0xE50B4
> -#define CPT_AUD_CNTL_ST_B              0xE51B4
> +                                       _CPT_HDMIW_HDMIEDID_A, \
> +                                       _CPT_HDMIW_HDMIEDID_B)
> +#define _CPT_AUD_CNTL_ST_A             0xE50B4
> +#define _CPT_AUD_CNTL_ST_B             0xE51B4
>  #define CPT_AUD_CNTL_ST(pipe) _PIPE(pipe, \
> -                                       CPT_AUD_CNTL_ST_A, \
> -                                       CPT_AUD_CNTL_ST_B)
> +                                       _CPT_AUD_CNTL_ST_A, \
> +                                       _CPT_AUD_CNTL_ST_B)
>  #define CPT_AUD_CNTRL_ST2              0xE50C0
>
> -#define VLV_HDMIW_HDMIEDID_A           (VLV_DISPLAY_BASE + 0x62050)
> -#define VLV_HDMIW_HDMIEDID_B           (VLV_DISPLAY_BASE + 0x62150)
> +#define _VLV_HDMIW_HDMIEDID_A          (VLV_DISPLAY_BASE + 0x62050)
> +#define _VLV_HDMIW_HDMIEDID_B          (VLV_DISPLAY_BASE + 0x62150)
>  #define VLV_HDMIW_HDMIEDID(pipe) _PIPE(pipe, \
> -                                       VLV_HDMIW_HDMIEDID_A, \
> -                                       VLV_HDMIW_HDMIEDID_B)
> -#define VLV_AUD_CNTL_ST_A              (VLV_DISPLAY_BASE + 0x620B4)
> -#define VLV_AUD_CNTL_ST_B              (VLV_DISPLAY_BASE + 0x621B4)
> +                                       _VLV_HDMIW_HDMIEDID_A, \
> +                                       _VLV_HDMIW_HDMIEDID_B)
> +#define _VLV_AUD_CNTL_ST_A             (VLV_DISPLAY_BASE + 0x620B4)
> +#define _VLV_AUD_CNTL_ST_B             (VLV_DISPLAY_BASE + 0x621B4)
>  #define VLV_AUD_CNTL_ST(pipe) _PIPE(pipe, \
> -                                       VLV_AUD_CNTL_ST_A, \
> -                                       VLV_AUD_CNTL_ST_B)
> +                                       _VLV_AUD_CNTL_ST_A, \
> +                                       _VLV_AUD_CNTL_ST_B)
>  #define VLV_AUD_CNTL_ST2               (VLV_DISPLAY_BASE + 0x620C0)
>
>  /* These are the 4 32-bit write offset registers for each stream
> @@ -6014,28 +6015,28 @@ enum punit_power_well {
>   */
>  #define GEN7_SO_WRITE_OFFSET(n)                (0x5280 + (n) * 4)
>
> -#define IBX_AUD_CONFIG_A                       0xe2000
> -#define IBX_AUD_CONFIG_B                       0xe2100
> +#define _IBX_AUD_CONFIG_A              0xe2000
> +#define _IBX_AUD_CONFIG_B              0xe2100
>  #define IBX_AUD_CFG(pipe) _PIPE(pipe, \
> -                                       IBX_AUD_CONFIG_A, \
> -                                       IBX_AUD_CONFIG_B)
> -#define CPT_AUD_CONFIG_A                       0xe5000
> -#define CPT_AUD_CONFIG_B                       0xe5100
> +                                       _IBX_AUD_CONFIG_A, \
> +                                       _IBX_AUD_CONFIG_B)
> +#define _CPT_AUD_CONFIG_A              0xe5000
> +#define _CPT_AUD_CONFIG_B              0xe5100
>  #define CPT_AUD_CFG(pipe) _PIPE(pipe, \
> -                                       CPT_AUD_CONFIG_A, \
> -                                       CPT_AUD_CONFIG_B)
> -#define VLV_AUD_CONFIG_A               (VLV_DISPLAY_BASE + 0x62000)
> -#define VLV_AUD_CONFIG_B               (VLV_DISPLAY_BASE + 0x62100)
> +                                       _CPT_AUD_CONFIG_A, \
> +                                       _CPT_AUD_CONFIG_B)
> +#define _VLV_AUD_CONFIG_A              (VLV_DISPLAY_BASE + 0x62000)
> +#define _VLV_AUD_CONFIG_B              (VLV_DISPLAY_BASE + 0x62100)
>  #define VLV_AUD_CFG(pipe) _PIPE(pipe, \
> -                                       VLV_AUD_CONFIG_A, \
> -                                       VLV_AUD_CONFIG_B)
> +                                       _VLV_AUD_CONFIG_A, \
> +                                       _VLV_AUD_CONFIG_B)
>
>  #define   AUD_CONFIG_N_VALUE_INDEX             (1 << 29)
>  #define   AUD_CONFIG_N_PROG_ENABLE             (1 << 28)
>  #define   AUD_CONFIG_UPPER_N_SHIFT             20
> -#define   AUD_CONFIG_UPPER_N_VALUE             (0xff << 20)
> +#define   AUD_CONFIG_UPPER_N_MASK              (0xff << 20)
>  #define   AUD_CONFIG_LOWER_N_SHIFT             4
> -#define   AUD_CONFIG_LOWER_N_VALUE             (0xfff << 4)
> +#define   AUD_CONFIG_LOWER_N_MASK              (0xfff << 4)
>  #define   AUD_CONFIG_PIXEL_CLOCK_HDMI_SHIFT    16
>  #define   AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK     (0xf << 16)
>  #define   AUD_CONFIG_PIXEL_CLOCK_HDMI_25175    (0 << 16)
> @@ -6051,40 +6052,40 @@ enum punit_power_well {
>  #define   AUD_CONFIG_DISABLE_NCTS              (1 << 3)
>
>  /* HSW Audio */
> -#define   HSW_AUD_CONFIG_A             0x65000 /* Audio Configuration Transcoder A */
> -#define   HSW_AUD_CONFIG_B             0x65100 /* Audio Configuration Transcoder B */
> -#define   HSW_AUD_CFG(pipe) _PIPE(pipe, \
> -                                       HSW_AUD_CONFIG_A, \
> -                                       HSW_AUD_CONFIG_B)
> -
> -#define   HSW_AUD_MISC_CTRL_A          0x65010 /* Audio Misc Control Convert 1 */
> -#define   HSW_AUD_MISC_CTRL_B          0x65110 /* Audio Misc Control Convert 2 */
> -#define   HSW_AUD_MISC_CTRL(pipe) _PIPE(pipe, \
> -                                       HSW_AUD_MISC_CTRL_A, \
> -                                       HSW_AUD_MISC_CTRL_B)
> -
> -#define   HSW_AUD_DIP_ELD_CTRL_ST_A    0x650b4 /* Audio DIP and ELD Control State Transcoder A */
> -#define   HSW_AUD_DIP_ELD_CTRL_ST_B    0x651b4 /* Audio DIP and ELD Control State Transcoder B */
> -#define   HSW_AUD_DIP_ELD_CTRL(pipe) _PIPE(pipe, \
> -                                       HSW_AUD_DIP_ELD_CTRL_ST_A, \
> -                                       HSW_AUD_DIP_ELD_CTRL_ST_B)
> +#define _HSW_AUD_CONFIG_A              0x65000
> +#define _HSW_AUD_CONFIG_B              0x65100
> +#define HSW_AUD_CFG(pipe) _PIPE(pipe, \
> +                                       _HSW_AUD_CONFIG_A, \
> +                                       _HSW_AUD_CONFIG_B)
> +
> +#define _HSW_AUD_MISC_CTRL_A           0x65010
> +#define _HSW_AUD_MISC_CTRL_B           0x65110
> +#define HSW_AUD_MISC_CTRL(pipe) _PIPE(pipe, \
> +                                       _HSW_AUD_MISC_CTRL_A, \
> +                                       _HSW_AUD_MISC_CTRL_B)
> +
> +#define _HSW_AUD_DIP_ELD_CTRL_ST_A     0x650b4
> +#define _HSW_AUD_DIP_ELD_CTRL_ST_B     0x651b4
> +#define HSW_AUD_DIP_ELD_CTRL(pipe) _PIPE(pipe, \
> +                                       _HSW_AUD_DIP_ELD_CTRL_ST_A, \
> +                                       _HSW_AUD_DIP_ELD_CTRL_ST_B)
>
>  /* Audio Digital Converter */
> -#define   HSW_AUD_DIG_CNVT_1           0x65080 /* Audio Converter 1 */
> -#define   HSW_AUD_DIG_CNVT_2           0x65180 /* Audio Converter 1 */
> -#define   AUD_DIG_CNVT(pipe) _PIPE(pipe, \
> -                                       HSW_AUD_DIG_CNVT_1, \
> -                                       HSW_AUD_DIG_CNVT_2)
> -#define   DIP_PORT_SEL_MASK            0x3
> -
> -#define   HSW_AUD_EDID_DATA_A          0x65050
> -#define   HSW_AUD_EDID_DATA_B          0x65150
> -#define   HSW_AUD_EDID_DATA(pipe) _PIPE(pipe, \
> -                                       HSW_AUD_EDID_DATA_A, \
> -                                       HSW_AUD_EDID_DATA_B)
> -
> -#define   HSW_AUD_PIPE_CONV_CFG                0x6507c /* Audio pipe and converter configs */
> -#define   HSW_AUD_PIN_ELD_CP_VLD       0x650c0 /* Audio ELD and CP Ready Status */
> +#define _HSW_AUD_DIG_CNVT_1            0x65080
> +#define _HSW_AUD_DIG_CNVT_2            0x65180
> +#define AUD_DIG_CNVT(pipe) _PIPE(pipe, \
> +                                       _HSW_AUD_DIG_CNVT_1, \
> +                                       _HSW_AUD_DIG_CNVT_2)
> +#define DIP_PORT_SEL_MASK              0x3
> +
> +#define _HSW_AUD_EDID_DATA_A           0x65050
> +#define _HSW_AUD_EDID_DATA_B           0x65150
> +#define HSW_AUD_EDID_DATA(pipe) _PIPE(pipe, \
> +                                       _HSW_AUD_EDID_DATA_A, \
> +                                       _HSW_AUD_EDID_DATA_B)
> +
> +#define HSW_AUD_PIPE_CONV_CFG          0x6507c
> +#define HSW_AUD_PIN_ELD_CP_VLD         0x650c0
>  #define   AUDIO_INACTIVE_C             (1<<11)
>  #define   AUDIO_INACTIVE_B             (1<<7)
>  #define   AUDIO_INACTIVE_A             (1<<3)
> diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c
> index 076377f43a49..8070414b50ad 100644
> --- a/drivers/gpu/drm/i915/intel_audio.c
> +++ b/drivers/gpu/drm/i915/intel_audio.c
> @@ -111,12 +111,12 @@ static void g4x_audio_codec_enable(struct drm_connector *connector,
>
>         if (intel_eld_uptodate(connector,
>                                G4X_AUD_CNTL_ST, eldv,
> -                              G4X_AUD_CNTL_ST, G4X_ELD_ADDR,
> +                              G4X_AUD_CNTL_ST, G4X_ELD_ADDR_MASK,
>                                G4X_HDMIW_HDMIEDID))
>                 return;
>
>         tmp = I915_READ(G4X_AUD_CNTL_ST);
> -       tmp &= ~(eldv | G4X_ELD_ADDR);
> +       tmp &= ~(eldv | G4X_ELD_ADDR_MASK);
>         len = (tmp >> 9) & 0x1f;                /* ELD buffer size */
>         I915_WRITE(G4X_AUD_CNTL_ST, tmp);
>
> @@ -193,7 +193,7 @@ static void hsw_audio_codec_enable(struct drm_connector *connector,
>
>         if (intel_eld_uptodate(connector,
>                                aud_cntrl_st2, eldv,
> -                              aud_cntl_st, IBX_ELD_ADDRESS,
> +                              aud_cntl_st, IBX_ELD_ADDRESS_MASK,
>                                hdmiw_hdmiedid))
>                 return;
>
> @@ -202,7 +202,7 @@ static void hsw_audio_codec_enable(struct drm_connector *connector,
>         I915_WRITE(aud_cntrl_st2, tmp);
>
>         tmp = I915_READ(aud_cntl_st);
> -       tmp &= ~IBX_ELD_ADDRESS;
> +       tmp &= ~IBX_ELD_ADDRESS_MASK;
>         I915_WRITE(aud_cntl_st, tmp);
>         port = (tmp >> 29) & DIP_PORT_SEL_MASK;         /* DIP_Port_Select, 0x1 = PortB */
>         DRM_DEBUG_DRIVER("port num:%d\n", port);
> @@ -287,7 +287,7 @@ static void ilk_audio_codec_enable(struct drm_connector *connector,
>
>         if (intel_eld_uptodate(connector,
>                                aud_cntrl_st2, eldv,
> -                              aud_cntl_st, IBX_ELD_ADDRESS,
> +                              aud_cntl_st, IBX_ELD_ADDRESS_MASK,
>                                hdmiw_hdmiedid))
>                 return;
>
> @@ -296,7 +296,7 @@ static void ilk_audio_codec_enable(struct drm_connector *connector,
>         I915_WRITE(aud_cntrl_st2, tmp);
>
>         tmp = I915_READ(aud_cntl_st);
> -       tmp &= ~IBX_ELD_ADDRESS;
> +       tmp &= ~IBX_ELD_ADDRESS_MASK;
>         I915_WRITE(aud_cntl_st, tmp);
>
>         len = min_t(int, eld[2], 21);   /* 84 bytes of hw ELD buffer */
> --
> 2.1.1
>
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> Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx



-- 
Rodrigo Vivi
Blog: http://blog.vivi.eng.br
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