Hi Paul.
On Wed, Apr 08, 2020 at 11:58:29AM +0200, Paul Cercueil wrote:
> Add support for multiple drm_display_mode entries. This will allow to
> add a 50 Hz mode later.
>
> Signed-off-by: Paul Cercueil <p...@crapouillou.net>
Patch looks good.
Could we please use lower case in the $subject?
Acked-by: Sam Ravnborg <s...@ravnborg.org>
I asume you will apply yourself.
Sam
> ---
> drivers/gpu/drm/panel/panel-novatek-nt39016.c | 33 +++++++++++++------
> 1 file changed, 23 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> b/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> index a470810f7dbe..f1286cf6528b 100644
> --- a/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> +++ b/drivers/gpu/drm/panel/panel-novatek-nt39016.c
> @@ -49,7 +49,8 @@ enum nt39016_regs {
> #define NT39016_SYSTEM_STANDBY BIT(1)
>
> struct nt39016_panel_info {
> - struct drm_display_mode display_mode;
> + const struct drm_display_mode *display_modes;
> + unsigned int num_modes;
> u16 width_mm, height_mm;
> u32 bus_format, bus_flags;
> };
> @@ -212,15 +213,22 @@ static int nt39016_get_modes(struct drm_panel
> *drm_panel,
> struct nt39016 *panel = to_nt39016(drm_panel);
> const struct nt39016_panel_info *panel_info = panel->panel_info;
> struct drm_display_mode *mode;
> + unsigned int i;
>
> - mode = drm_mode_duplicate(connector->dev, &panel_info->display_mode);
> - if (!mode)
> - return -ENOMEM;
> + for (i = 0; i < panel_info->num_modes; i++) {
> + mode = drm_mode_duplicate(connector->dev,
> + &panel_info->display_modes[i]);
> + if (!mode)
> + return -ENOMEM;
> +
> + drm_mode_set_name(mode);
>
> - drm_mode_set_name(mode);
> + mode->type = DRM_MODE_TYPE_DRIVER;
> + if (panel_info->num_modes == 1)
> + mode->type |= DRM_MODE_TYPE_PREFERRED;
>
> - mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
> - drm_mode_probed_add(connector, mode);
> + drm_mode_probed_add(connector, mode);
> + }
>
> connector->display_info.bpc = 8;
> connector->display_info.width_mm = panel_info->width_mm;
> @@ -230,7 +238,7 @@ static int nt39016_get_modes(struct drm_panel *drm_panel,
> &panel_info->bus_format, 1);
> connector->display_info.bus_flags = panel_info->bus_flags;
>
> - return 1;
> + return panel_info->num_modes;
> }
>
> static const struct drm_panel_funcs nt39016_funcs = {
> @@ -316,8 +324,8 @@ static int nt39016_remove(struct spi_device *spi)
> return 0;
> }
>
> -static const struct nt39016_panel_info kd035g6_info = {
> - .display_mode = {
> +static const struct drm_display_mode kd035g6_display_modes[] = {
> + {
> .clock = 6000,
> .hdisplay = 320,
> .hsync_start = 320 + 10,
> @@ -330,6 +338,11 @@ static const struct nt39016_panel_info kd035g6_info = {
> .vrefresh = 60,
> .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
> },
> +};
> +
> +static const struct nt39016_panel_info kd035g6_info = {
> + .display_modes = kd035g6_display_modes,
> + .num_modes = ARRAY_SIZE(kd035g6_display_modes),
> .width_mm = 71,
> .height_mm = 53,
> .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
> --
> 2.25.1
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