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    Subject[PATCH 07/12] gpu/drm: ingenic: Set DMA descriptor chain address in probe
    Date
    The address of the DMA descriptor never changes. It can therefore be set
    in the probe function.

    Signed-off-by: Paul Cercueil <paul@crapouillou.net>
    ---
    drivers/gpu/drm/ingenic/ingenic-drm.c | 5 +++--
    1 file changed, 3 insertions(+), 2 deletions(-)

    diff --git a/drivers/gpu/drm/ingenic/ingenic-drm.c b/drivers/gpu/drm/ingenic/ingenic-drm.c
    index 3207105755c9..e43318938e9e 100644
    --- a/drivers/gpu/drm/ingenic/ingenic-drm.c
    +++ b/drivers/gpu/drm/ingenic/ingenic-drm.c
    @@ -358,8 +358,6 @@ static void ingenic_drm_crtc_atomic_flush(struct drm_crtc *crtc,
    ingenic_drm_crtc_update_ctrl(priv, finfo);

    clk_set_rate(priv->pix_clk, state->adjusted_mode.clock * 1000);
    -
    - regmap_write(priv->map, JZ_REG_LCD_DA0, priv->dma_hwdesc->next);
    }

    if (event) {
    @@ -768,6 +766,9 @@ static int ingenic_drm_probe(struct platform_device *pdev)
    }
    }

    + /* Set address of our DMA descriptor chain */
    + regmap_write(priv->map, JZ_REG_LCD_DA0, priv->dma_hwdesc_phys);
    +
    ret = drm_dev_register(drm, 0);
    if (ret) {
    dev_err(dev, "Failed to register DRM driver");
    --
    2.26.2
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