[PATCH 4/4] Revert "drm/exynos: add mout_hdmi clock in hdmi driver to change parent"
Tomasz Figa
t.figa at samsung.com
Tue Apr 8 08:52:11 PDT 2014
Hi Tomasz,
On 04.04.2014 16:53, Tomasz Stanislawski wrote:
> This reverts commit 59956d35a8618235ea715280b49447bb36f2c975.
>
Probably a reason why this commit is being reverted would be a good idea.
> Signed-off-by: Tomasz Stanislawski <t.stanislaws at samsung.com>
> ---
> drivers/gpu/drm/exynos/exynos_hdmi.c | 14 ++++----------
> 1 file changed, 4 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
> index 9a6d652..8ebb4bf 100644
> --- a/drivers/gpu/drm/exynos/exynos_hdmi.c
> +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
> @@ -75,7 +75,6 @@ struct hdmi_resources {
> struct clk *sclk_pixel;
> struct clk *sclk_hdmiphy;
> struct clk *hdmiphy;
> - struct clk *mout_hdmi;
> struct regulator_bulk_data *regul_bulk;
> int regul_count;
> };
> @@ -1282,7 +1281,7 @@ static void hdmi_v13_mode_apply(struct hdmi_context *hdata)
> }
>
> clk_disable_unprepare(hdata->res.sclk_hdmi);
> - clk_set_parent(hdata->res.mout_hdmi, hdata->res.sclk_hdmiphy);
> + clk_set_parent(hdata->res.sclk_hdmi, hdata->res.sclk_hdmiphy);
> clk_prepare_enable(hdata->res.sclk_hdmi);
>
> /* enable HDMI and timing generator */
> @@ -1449,7 +1448,7 @@ static void hdmi_v14_mode_apply(struct hdmi_context *hdata)
> }
>
> clk_disable_unprepare(hdata->res.sclk_hdmi);
> - clk_set_parent(hdata->res.mout_hdmi, hdata->res.sclk_hdmiphy);
> + clk_set_parent(hdata->res.sclk_hdmi, hdata->res.sclk_hdmiphy);
> clk_prepare_enable(hdata->res.sclk_hdmi);
>
> /* enable HDMI and timing generator */
> @@ -1475,7 +1474,7 @@ static void hdmiphy_conf_reset(struct hdmi_context *hdata)
> u32 reg;
>
> clk_disable_unprepare(hdata->res.sclk_hdmi);
> - clk_set_parent(hdata->res.mout_hdmi, hdata->res.sclk_pixel);
> + clk_set_parent(hdata->res.sclk_hdmi, hdata->res.sclk_pixel);
> clk_prepare_enable(hdata->res.sclk_hdmi);
>
> /* operation mode */
> @@ -1982,13 +1981,8 @@ static int hdmi_resources_init(struct hdmi_context *hdata)
> DRM_ERROR("failed to get clock 'hdmiphy'\n");
> goto fail;
> }
> - res->mout_hdmi = devm_clk_get(dev, "mout_hdmi");
> - if (IS_ERR(res->mout_hdmi)) {
> - DRM_ERROR("failed to get clock 'mout_hdmi'\n");
> - goto fail;
> - }
>
> - clk_set_parent(res->mout_hdmi, res->sclk_pixel);
> + clk_set_parent(res->sclk_hdmi, res->sclk_pixel);
>
> res->regul_bulk = devm_kzalloc(dev, ARRAY_SIZE(supply) *
> sizeof(res->regul_bulk[0]), GFP_KERNEL);
>
Otherwise looks fine and will apply after all its dependencies are
agreed upon.
Best regards,
Tomasz
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