linux-kernel - Re: [PATCH] drm/msm/dpu: Add more of the INTF interrupt regions

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Date:   Tue, 23 Nov 2021 16:50:34 +0100
From:   Robert Foss <robert.foss@...aro.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     Rob Clark <robdclark@...il.com>, Sean Paul <sean@...rly.run>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Abhinav Kumar <abhinavk@...eaurora.org>,
        linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/msm/dpu: Add more of the INTF interrupt regions

On Tue, 23 Nov 2021 at 16:39, Bjorn Andersson
<bjorn.andersson@...aro.org> wrote:
>
> In addition to the other 7xxx INTF interrupt regions, SM8350 has
> additional INTF regions at 0x0ae37000, 0x0ae38000 and 0x0ae39000, define
> these. The 7xxx naming scheme of the bits are kept for consistency.
>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> ---
>  .../gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c  | 18 ++++++++++++++++++
>  .../gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h  |  3 +++
>  2 files changed, 21 insertions(+)
>
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c
> index d2b6dca487e3..a77a5eaa78ad 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c
> @@ -30,6 +30,9 @@
>  #define MDP_AD4_INTR_STATUS_OFF                0x420
>  #define MDP_INTF_0_OFF_REV_7xxx             0x34000
>  #define MDP_INTF_1_OFF_REV_7xxx             0x35000
> +#define MDP_INTF_2_OFF_REV_7xxx             0x36000
> +#define MDP_INTF_3_OFF_REV_7xxx             0x37000
> +#define MDP_INTF_4_OFF_REV_7xxx             0x38000
>  #define MDP_INTF_5_OFF_REV_7xxx             0x39000
>
>  /**
> @@ -110,6 +113,21 @@ static const struct dpu_intr_reg dpu_intr_set[] = {
>                 MDP_INTF_1_OFF_REV_7xxx+INTF_INTR_EN,
>                 MDP_INTF_1_OFF_REV_7xxx+INTF_INTR_STATUS
>         },
> +       {
> +               MDP_INTF_2_OFF_REV_7xxx+INTF_INTR_CLEAR,
> +               MDP_INTF_2_OFF_REV_7xxx+INTF_INTR_EN,
> +               MDP_INTF_2_OFF_REV_7xxx+INTF_INTR_STATUS
> +       },
> +       {
> +               MDP_INTF_3_OFF_REV_7xxx+INTF_INTR_CLEAR,
> +               MDP_INTF_3_OFF_REV_7xxx+INTF_INTR_EN,
> +               MDP_INTF_3_OFF_REV_7xxx+INTF_INTR_STATUS
> +       },
> +       {
> +               MDP_INTF_4_OFF_REV_7xxx+INTF_INTR_CLEAR,
> +               MDP_INTF_4_OFF_REV_7xxx+INTF_INTR_EN,
> +               MDP_INTF_4_OFF_REV_7xxx+INTF_INTR_STATUS
> +       },
>         {
>                 MDP_INTF_5_OFF_REV_7xxx+INTF_INTR_CLEAR,
>                 MDP_INTF_5_OFF_REV_7xxx+INTF_INTR_EN,
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h
> index d50e78c9f148..1ab75cccd145 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h
> @@ -26,6 +26,9 @@ enum dpu_hw_intr_reg {
>         MDP_AD4_1_INTR,
>         MDP_INTF0_7xxx_INTR,
>         MDP_INTF1_7xxx_INTR,
> +       MDP_INTF2_7xxx_INTR,
> +       MDP_INTF3_7xxx_INTR,
> +       MDP_INTF4_7xxx_INTR,
>         MDP_INTF5_7xxx_INTR,
>         MDP_INTR_MAX,
>  };

Reviewed-by: Robert Foss <robert.foss@...aro.org>