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Message-ID: <CADnq5_NvitEQWH3Z+5EgOH3zJn=P5YTqwHQo4LLQLi0Hj0Dpww@mail.gmail.com>
Date:   Mon, 9 Nov 2020 17:20:07 -0500
From:   Alex Deucher <alexdeucher@...il.com>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     David Airlie <airlied@...ux.ie>,
        LKML <linux-kernel@...r.kernel.org>,
        amd-gfx list <amd-gfx@...ts.freedesktop.org>,
        Maling list - DRI developers 
        <dri-devel@...ts.freedesktop.org>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>
Subject: Re: [PATCH 15/20] drm/radeon/r600d: Move 'rc600_*' prototypes into
 shared header

On Mon, Nov 9, 2020 at 4:19 PM Lee Jones <lee.jones@...aro.org> wrote:
>
> Fixes the following W=1 kernel build warning(s):
>
>  drivers/gpu/drm/radeon/r600_hdmi.c:177:6: warning: no previous prototype for ‘r600_hdmi_update_acr’ [-Wmissing-prototypes]
>  177 | void r600_hdmi_update_acr(struct drm_encoder *encoder, long offset,
>  | ^~~~~~~~~~~~~~~~~~~~
>  drivers/gpu/drm/radeon/r600_hdmi.c:217:6: warning: no previous prototype for ‘r600_set_avi_packet’ [-Wmissing-prototypes]
>  217 | void r600_set_avi_packet(struct radeon_device *rdev, u32 offset,
>  | ^~~~~~~~~~~~~~~~~~~
>  drivers/gpu/drm/radeon/r600_hdmi.c:314:6: warning: no previous prototype for ‘r600_hdmi_audio_set_dto’ [-Wmissing-prototypes]
>  314 | void r600_hdmi_audio_set_dto(struct radeon_device *rdev,
>  | ^~~~~~~~~~~~~~~~~~~~~~~
>  drivers/gpu/drm/radeon/r600_hdmi.c:340:6: warning: no previous prototype for ‘r600_set_vbi_packet’ [-Wmissing-prototypes]
>  340 | void r600_set_vbi_packet(struct drm_encoder *encoder, u32 offset)
>  | ^~~~~~~~~~~~~~~~~~~
>  drivers/gpu/drm/radeon/r600_hdmi.c:351:6: warning: no previous prototype for ‘r600_set_audio_packet’ [-Wmissing-prototypes]
>  351 | void r600_set_audio_packet(struct drm_encoder *encoder, u32 offset)
>  | ^~~~~~~~~~~~~~~~~~~~~
>  drivers/gpu/drm/radeon/r600_hdmi.c:393:6: warning: no previous prototype for ‘r600_set_mute’ [-Wmissing-prototypes]
>  393 | void r600_set_mute(struct drm_encoder *encoder, u32 offset, bool mute)
>  | ^~~~~~~~~~~~~
>  drivers/gpu/drm/radeon/r600_hdmi.c:469:6: warning: no previous prototype for ‘r600_hdmi_enable’ [-Wmissing-prototypes]
>  469 | void r600_hdmi_enable(struct drm_encoder *encoder, bool enable)
>  | ^~~~~~~~~~~~~~~~
>
> Cc: Alex Deucher <alexander.deucher@....com>
> Cc: "Christian König" <christian.koenig@....com>
> Cc: David Airlie <airlied@...ux.ie>
> Cc: Daniel Vetter <daniel@...ll.ch>
> Cc: amd-gfx@...ts.freedesktop.org
> Cc: dri-devel@...ts.freedesktop.org
> Signed-off-by: Lee Jones <lee.jones@...aro.org>
> ---
>  drivers/gpu/drm/radeon/r600d.h        | 14 ++++++++++++++
>  drivers/gpu/drm/radeon/radeon_audio.c | 11 +----------
>  2 files changed, 15 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
> index 2e00a5287bd2d..db4bcc8bee4e5 100644
> --- a/drivers/gpu/drm/radeon/r600d.h
> +++ b/drivers/gpu/drm/radeon/r600d.h
> @@ -27,6 +27,20 @@
>  #ifndef R600D_H
>  #define R600D_H
>
> +struct radeon_crtc;
> +struct radeon_hdmi_acr;
> +
> +void r600_set_audio_packet(struct drm_encoder *encoder, u32 offset);
> +void r600_set_mute(struct drm_encoder *encoder, u32 offset, bool mute);
> +void r600_hdmi_audio_set_dto(struct radeon_device *rdev,
> +       struct radeon_crtc *crtc, unsigned int clock);
> +void r600_set_avi_packet(struct radeon_device *rdev, u32 offset,
> +       unsigned char *buffer, size_t size);
> +void r600_hdmi_update_acr(struct drm_encoder *encoder, long offset,
> +       const struct radeon_hdmi_acr *acr);
> +void r600_set_vbi_packet(struct drm_encoder *encoder, u32 offset);
> +void r600_hdmi_enable(struct drm_encoder *encoder, bool enable);
> +

the *d.h headers are supposed to just be hardware definitions.  I'd
prefer to keep driver stuff out of them.

Alex


>  #define CP_PACKET2                     0x80000000
>  #define                PACKET2_PAD_SHIFT               0
>  #define                PACKET2_PAD_MASK                (0x3fffffff << 0)
> diff --git a/drivers/gpu/drm/radeon/radeon_audio.c b/drivers/gpu/drm/radeon/radeon_audio.c
> index 8c63ccb8b6235..a2be60aa3cec4 100644
> --- a/drivers/gpu/drm/radeon/radeon_audio.c
> +++ b/drivers/gpu/drm/radeon/radeon_audio.c
> @@ -27,6 +27,7 @@
>  #include <drm/drm_crtc.h>
>  #include "radeon.h"
>  #include "atom.h"
> +#include "r600d.h"
>  #include "radeon_audio.h"
>
>  void r600_audio_enable(struct radeon_device *rdev, struct r600_audio_pin *pin,
> @@ -63,8 +64,6 @@ void dce6_afmt_write_latency_fields(struct drm_encoder *encoder,
>  struct r600_audio_pin* r600_audio_get_pin(struct radeon_device *rdev);
>  struct r600_audio_pin* dce6_audio_get_pin(struct radeon_device *rdev);
>  void dce6_afmt_select_pin(struct drm_encoder *encoder);
> -void r600_hdmi_audio_set_dto(struct radeon_device *rdev,
> -       struct radeon_crtc *crtc, unsigned int clock);
>  void dce3_2_audio_set_dto(struct radeon_device *rdev,
>         struct radeon_crtc *crtc, unsigned int clock);
>  void dce4_hdmi_audio_set_dto(struct radeon_device *rdev,
> @@ -75,31 +74,23 @@ void dce6_hdmi_audio_set_dto(struct radeon_device *rdev,
>         struct radeon_crtc *crtc, unsigned int clock);
>  void dce6_dp_audio_set_dto(struct radeon_device *rdev,
>         struct radeon_crtc *crtc, unsigned int clock);
> -void r600_set_avi_packet(struct radeon_device *rdev, u32 offset,
> -       unsigned char *buffer, size_t size);
>  void evergreen_set_avi_packet(struct radeon_device *rdev, u32 offset,
>         unsigned char *buffer, size_t size);
> -void r600_hdmi_update_acr(struct drm_encoder *encoder, long offset,
> -       const struct radeon_hdmi_acr *acr);
>  void dce3_2_hdmi_update_acr(struct drm_encoder *encoder, long offset,
>         const struct radeon_hdmi_acr *acr);
>  void evergreen_hdmi_update_acr(struct drm_encoder *encoder, long offset,
>         const struct radeon_hdmi_acr *acr);
> -void r600_set_vbi_packet(struct drm_encoder *encoder, u32 offset);
>  void dce4_set_vbi_packet(struct drm_encoder *encoder, u32 offset);
>  void dce4_hdmi_set_color_depth(struct drm_encoder *encoder,
>         u32 offset, int bpc);
> -void r600_set_audio_packet(struct drm_encoder *encoder, u32 offset);
>  void dce3_2_set_audio_packet(struct drm_encoder *encoder, u32 offset);
>  void dce4_set_audio_packet(struct drm_encoder *encoder, u32 offset);
> -void r600_set_mute(struct drm_encoder *encoder, u32 offset, bool mute);
>  void dce3_2_set_mute(struct drm_encoder *encoder, u32 offset, bool mute);
>  void dce4_set_mute(struct drm_encoder *encoder, u32 offset, bool mute);
>  static void radeon_audio_hdmi_mode_set(struct drm_encoder *encoder,
>         struct drm_display_mode *mode);
>  static void radeon_audio_dp_mode_set(struct drm_encoder *encoder,
>         struct drm_display_mode *mode);
> -void r600_hdmi_enable(struct drm_encoder *encoder, bool enable);
>  void evergreen_hdmi_enable(struct drm_encoder *encoder, bool enable);
>  void evergreen_dp_enable(struct drm_encoder *encoder, bool enable);
>
> --
> 2.25.1
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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