From 9d910b6068be9b6670d0ebba2ddc3e7816dd8881 Mon Sep 17 00:00:00 2001 From: Thierry Reding Date: Wed, 28 Jan 2015 15:25:54 +0100 Subject: [PATCH] drm/tegra: dc: Document tegra_dc_state_setup_clock() This function is called by output drivers so should be documented. While at it, move it to a more appropriate location. Signed-off-by: Thierry Reding --- drivers/gpu/drm/tegra/dc.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index 1ec24c37d310..076769aba42e 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -1164,6 +1164,18 @@ static int tegra_dc_set_timings(struct tegra_dc *dc, return 0; } +/** + * tegra_dc_state_setup_clock - check clock settings and store them in atomic + * state + * @dc: display controller + * @crtc_state: CRTC atomic state + * @clk: parent clock for display controller + * @pclk: pixel clock + * @div: shift clock divider + * + * Returns: + * 0 on success or a negative error-code on failure. + */ int tegra_dc_state_setup_clock(struct tegra_dc *dc, struct drm_crtc_state *crtc_state, struct clk *clk, unsigned long pclk, -- 2.20.1