On 31 October 2015 at 01:20, Maxime Ripard
<maxime.ripard@xxxxxxxxxxxxxxxxxx> wrote:
> Some Allwinner SoCs have an IP called the TV encoder that is used to output
> composite and VGA signals. In such a case, we need to use the second TCON
> channel.
>
> Add support for that TV encoder.
>
> Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/sun4i/Makefile | 1 +
> drivers/gpu/drm/sun4i/sun4i_drv.c | 10 +-
> drivers/gpu/drm/sun4i/sun4i_tv.c | 532 ++++++++++++++++++++++++++++++++++++++
> drivers/gpu/drm/sun4i/sun4i_tv.h | 18 ++
> 4 files changed, 560 insertions(+), 1 deletion(-)
> create mode 100644 drivers/gpu/drm/sun4i/sun4i_tv.c
> create mode 100644 drivers/gpu/drm/sun4i/sun4i_tv.h
>
> diff --git a/drivers/gpu/drm/sun4i/Makefile b/drivers/gpu/drm/sun4i/Makefile
> index 4d230b658a05..fc0dc8be82d9 100644
> --- a/drivers/gpu/drm/sun4i/Makefile
> +++ b/drivers/gpu/drm/sun4i/Makefile
> @@ -6,5 +6,6 @@ sun4i-drm-y += sun4i_layer.o
> sun4i-drm-y += sun4i_tcon.o
>
> sun4i-drm-y += sun4i_rgb.o
> +sun4i-drm-y += sun4i_tv.o
>
> obj-$(CONFIG_DRM_SUN4I) += sun4i-drm.o
> diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
> index f2c9c8a2eb75..3cf7a9e89afa 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_drv.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
> @@ -22,6 +22,7 @@
> #include "sun4i_layer.h"
> #include "sun4i_rgb.h"
> #include "sun4i_tcon.h"
> +#include "sun4i_tv.h"
>
> static void sun4i_drv_preclose(struct drm_device *drm,
> struct drm_file *file_priv)
> @@ -134,12 +135,18 @@ static int sun4i_drv_load(struct drm_device *drm, unsigned long flags)
> goto err_free_crtc;
> }
>
> + ret = sun4i_tv_init(drm);
> + if (ret) {
> + dev_err(drm->dev, "Couldn't create our RGB output\n");
RGB should be composite. Seems like a copy-paste error.
> + goto err_free_rgb;
> + }
> +
> /* Create our framebuffer */
> drv->fbdev = sun4i_framebuffer_init(drm);
> if (IS_ERR(drv->fbdev)) {
> dev_err(drm->dev, "Couldn't create our framebuffer\n");
> ret = PTR_ERR(drv->fbdev);
> - goto err_free_rgb;
> + goto err_free_tv;
> }
>
> /* Enable connectors polling */
Regards,
Jonathan
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