Hi Marek,
2015-11-10 Marek Szyprowski <m.szyprow...@samsung.com>:
> This patch adds common structure for keeping plane configuration and
> capabilities data. This patch is inspired by similar code developed by
> Tobias Jakobi.
>
> Signed-off-by: Marek Szyprowski <m.szyprow...@samsung.com>
> ---
> drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 18 +++++++---
> drivers/gpu/drm/exynos/exynos7_drm_decon.c | 23 +++++++-----
> drivers/gpu/drm/exynos/exynos_drm_drv.h | 22 ++++++++++++
> drivers/gpu/drm/exynos/exynos_drm_fimd.c | 25 ++++++++-----
> drivers/gpu/drm/exynos/exynos_drm_plane.c | 34 ++++++++----------
> drivers/gpu/drm/exynos/exynos_drm_plane.h | 7 ++--
> drivers/gpu/drm/exynos/exynos_drm_vidi.c | 25 ++++++++-----
> drivers/gpu/drm/exynos/exynos_mixer.c | 51
> ++++++++++++++++-----------
> 8 files changed, 131 insertions(+), 74 deletions(-)
>
> diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
> b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
> index 27039468364b..3c8b8e0240fe 100644
> --- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
> +++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
> @@ -26,7 +26,6 @@
> #include "exynos_drm_iommu.h"
>
> #define WINDOWS_NR 3
> -#define CURSOR_WIN 2
> #define MIN_FB_WIDTH_FOR_16WORD_BURST 128
>
> static const char * const decon_clks_name[] = {
> @@ -57,6 +56,7 @@ struct decon_context {
> struct drm_device *drm_dev;
> struct exynos_drm_crtc *crtc;
> struct exynos_drm_plane planes[WINDOWS_NR];
> + struct exynos_drm_plane_config configs[WINDOWS_NR];
> void __iomem *addr;
> struct clk *clks[ARRAY_SIZE(decon_clks_name)];
> int pipe;
> @@ -72,6 +72,12 @@ static const uint32_t decon_formats[] = {
> DRM_FORMAT_ARGB8888,
> };
>
> +static const enum drm_plane_type decon_win_types[WINDOWS_NR] = {
> + DRM_PLANE_TYPE_PRIMARY,
> + DRM_PLANE_TYPE_OVERLAY,
> + DRM_PLANE_TYPE_CURSOR,
> +};
> +
> static inline void decon_set_bits(struct decon_context *ctx, u32 reg, u32
> mask,
> u32 val)
> {
> @@ -499,7 +505,6 @@ static int decon_bind(struct device *dev, struct device
> *master, void *data)
> struct exynos_drm_private *priv = drm_dev->dev_private;
> struct exynos_drm_plane *exynos_plane;
> enum exynos_drm_output_type out_type;
> - enum drm_plane_type type;
> unsigned int win;
> int ret;
>
> @@ -509,10 +514,13 @@ static int decon_bind(struct device *dev, struct device
> *master, void *data)
> for (win = ctx->first_win; win < WINDOWS_NR; win++) {
> int tmp = (win == ctx->first_win) ? 0 : win;
>
> - type = exynos_plane_get_type(tmp, CURSOR_WIN);
> + ctx->configs[win].pixel_formats = decon_formats;
> + ctx->configs[win].num_pixel_formats = ARRAY_SIZE(decon_formats);
> + ctx->configs[win].zpos = win;
> + ctx->configs[win].type = decon_win_types[tmp];
> +
> ret = exynos_plane_init(drm_dev, &ctx->planes[win],
> - 1 << ctx->pipe, type, decon_formats,
> - ARRAY_SIZE(decon_formats), win);
> + 1 << ctx->pipe, &ctx->configs[win]);
> if (ret)
> return ret;
> }
> diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c
> b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
> index 7868d30d8eac..6b28e3f73e4e 100644
> --- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c
> +++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
> @@ -41,13 +41,13 @@
> #define MIN_FB_WIDTH_FOR_16WORD_BURST 128
>
> #define WINDOWS_NR 2
> -#define CURSOR_WIN 1
>
> struct decon_context {
> struct device *dev;
> struct drm_device *drm_dev;
> struct exynos_drm_crtc *crtc;
> struct exynos_drm_plane planes[WINDOWS_NR];
> + struct exynos_drm_plane_config configs[WINDOWS_NR];
> struct clk *pclk;
> struct clk *aclk;
> struct clk *eclk;
> @@ -82,6 +82,11 @@ static const uint32_t decon_formats[] = {
> DRM_FORMAT_BGRA8888,
> };
>
> +static const enum drm_plane_type decon_win_types[WINDOWS_NR] = {
> + DRM_PLANE_TYPE_PRIMARY,
> + DRM_PLANE_TYPE_CURSOR,
> +};
> +
> static void decon_wait_for_vblank(struct exynos_drm_crtc *crtc)
> {
> struct decon_context *ctx = crtc->ctx;
> @@ -672,8 +677,7 @@ static int decon_bind(struct device *dev, struct device
> *master, void *data)
> struct decon_context *ctx = dev_get_drvdata(dev);
> struct drm_device *drm_dev = data;
> struct exynos_drm_plane *exynos_plane;
> - enum drm_plane_type type;
> - unsigned int zpos;
> + unsigned int i;
> int ret;
>
> ret = decon_ctx_initialize(ctx, drm_dev);
> @@ -682,11 +686,14 @@ static int decon_bind(struct device *dev, struct device
> *master, void *data)
> return ret;
> }
>
> - for (zpos = 0; zpos < WINDOWS_NR; zpos++) {
> - type = exynos_plane_get_type(zpos, CURSOR_WIN);
> - ret = exynos_plane_init(drm_dev, &ctx->planes[zpos],
> - 1 << ctx->pipe, type, decon_formats,
> - ARRAY_SIZE(decon_formats), zpos);
> + for (i = 0; i < WINDOWS_NR; i++) {
> + ctx->configs[i].pixel_formats = decon_formats;
> + ctx->configs[i].num_pixel_formats = ARRAY_SIZE(decon_formats);
> + ctx->configs[i].zpos = i;
> + ctx->configs[i].type = decon_win_types[i];
> +
> + ret = exynos_plane_init(drm_dev, &ctx->planes[i],
> + 1 << ctx->pipe, &ctx->configs[i]);
> if (ret)
> return ret;
> }
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h
> b/drivers/gpu/drm/exynos/exynos_drm_drv.h
> index 482ed2c2ed89..9624855128a1 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
> +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
> @@ -84,10 +84,32 @@ to_exynos_plane_state(struct drm_plane_state *state)
>
> struct exynos_drm_plane {
> struct drm_plane base;
> + const struct exynos_drm_plane_config *config;
> unsigned int zpos;
> struct drm_framebuffer *pending_fb;
> };
>
> +#define EXYNOS_DRM_PLANE_CAP_DOUBLE_X (1 << 0)
> +#define EXYNOS_DRM_PLANE_CAP_DOUBLE_Y (1 << 1)
I would leave this for a follow-up patch and keep only the change to
plane config on this one.
> +
> +/*
> + * Exynos DRM plane configuration structure.
> + *
> + * @zpos: z-position of the plane.
> + * @type: type of the plane (primary, cursor or overlay).
> + * @pixel_formats: supported pixel formats.
> + * @num_pixel_formats: number of elements in 'pixel_formats'.
> + * @capabilities: supported features (see EXYNOS_DRM_PLANE_CAP_*)
> + */
> +
> +struct exynos_drm_plane_config {
> + unsigned int zpos;
> + enum drm_plane_type type;
> + const uint32_t *pixel_formats;
> + unsigned int num_pixel_formats;
> + unsigned int capabilities;
> +};
> +
> /*
> * Exynos drm crtc ops
> *
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
> b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
> index 40fa621e3963..44226b2b46c7 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
> @@ -88,7 +88,6 @@
>
> /* FIMD has totally five hardware windows. */
> #define WINDOWS_NR 5
> -#define CURSOR_WIN 4
>
> struct fimd_driver_data {
> unsigned int timing_base;
> @@ -151,6 +150,7 @@ struct fimd_context {
> struct drm_device *drm_dev;
> struct exynos_drm_crtc *crtc;
> struct exynos_drm_plane planes[WINDOWS_NR];
> + struct exynos_drm_plane_config configs[WINDOWS_NR];
> struct clk *bus_clk;
> struct clk *lcd_clk;
> void __iomem *regs;
> @@ -188,6 +188,14 @@ static const struct of_device_id fimd_driver_dt_match[]
> = {
> };
> MODULE_DEVICE_TABLE(of, fimd_driver_dt_match);
>
> +static const enum drm_plane_type fimd_win_types[WINDOWS_NR] = {
> + DRM_PLANE_TYPE_PRIMARY,
> + DRM_PLANE_TYPE_OVERLAY,
> + DRM_PLANE_TYPE_OVERLAY,
> + DRM_PLANE_TYPE_OVERLAY,
> + DRM_PLANE_TYPE_CURSOR,
> +};
> +
> static const uint32_t fimd_formats[] = {
> DRM_FORMAT_C8,
> DRM_FORMAT_XRGB1555,
> @@ -944,18 +952,19 @@ static int fimd_bind(struct device *dev, struct device
> *master, void *data)
> struct drm_device *drm_dev = data;
> struct exynos_drm_private *priv = drm_dev->dev_private;
> struct exynos_drm_plane *exynos_plane;
> - enum drm_plane_type type;
> - unsigned int zpos;
> + unsigned int i;
> int ret;
>
> ctx->drm_dev = drm_dev;
> ctx->pipe = priv->pipe++;
>
> - for (zpos = 0; zpos < WINDOWS_NR; zpos++) {
> - type = exynos_plane_get_type(zpos, CURSOR_WIN);
> - ret = exynos_plane_init(drm_dev, &ctx->planes[zpos],
> - 1 << ctx->pipe, type, fimd_formats,
> - ARRAY_SIZE(fimd_formats), zpos);
> + for (i = 0; i < WINDOWS_NR; i++) {
> + ctx->configs[i].pixel_formats = fimd_formats;
> + ctx->configs[i].num_pixel_formats = ARRAY_SIZE(fimd_formats);
> + ctx->configs[i].zpos = i;
> + ctx->configs[i].type = fimd_win_types[i];
> + ret = exynos_plane_init(drm_dev, &ctx->planes[i],
> + 1 << ctx->pipe, &ctx->configs[i]);
> if (ret)
> return ret;
> }
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c
> b/drivers/gpu/drm/exynos/exynos_drm_plane.c
> index 365a738042e2..b620d7a76799 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c
> @@ -246,28 +246,20 @@ static void exynos_plane_attach_zpos_property(struct
> drm_plane *plane,
> drm_object_attach_property(&plane->base, prop, zpos);
> }
>
> -enum drm_plane_type exynos_plane_get_type(unsigned int zpos,
> - unsigned int cursor_win)
> -{
> - if (zpos == DEFAULT_WIN)
> - return DRM_PLANE_TYPE_PRIMARY;
> - else if (zpos == cursor_win)
> - return DRM_PLANE_TYPE_CURSOR;
> - else
> - return DRM_PLANE_TYPE_OVERLAY;
> -}
> -
> int exynos_plane_init(struct drm_device *dev,
> struct exynos_drm_plane *exynos_plane,
> - unsigned long possible_crtcs, enum drm_plane_type type,
> - const uint32_t *formats, unsigned int fcount,
> - unsigned int zpos)
> + unsigned long possible_crtcs,
> + const struct exynos_drm_plane_config *config)
> {
> int err;
>
> - err = drm_universal_plane_init(dev, &exynos_plane->base, possible_crtcs,
> - &exynos_plane_funcs, formats, fcount,
> - type);
> + err = drm_universal_plane_init(dev, &exynos_plane->base,
> + possible_crtcs,
> + &exynos_plane_funcs,
> + config->pixel_formats,
> + config->num_pixel_formats,
> + config->type);
> +
> if (err) {
> DRM_ERROR("failed to initialize plane\n");
> return err;
> @@ -275,10 +267,12 @@ int exynos_plane_init(struct drm_device *dev,
>
> drm_plane_helper_add(&exynos_plane->base, &plane_helper_funcs);
>
> - exynos_plane->zpos = zpos;
> + exynos_plane->zpos = config->zpos;
> + exynos_plane->config = config;
>
> - if (type == DRM_PLANE_TYPE_OVERLAY)
> - exynos_plane_attach_zpos_property(&exynos_plane->base, zpos);
> + if (config->type == DRM_PLANE_TYPE_OVERLAY)
> + exynos_plane_attach_zpos_property(&exynos_plane->base,
> + config->zpos);
>
> return 0;
> }
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.h
> b/drivers/gpu/drm/exynos/exynos_drm_plane.h
> index abb641e64c23..0dd096548284 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_plane.h
> +++ b/drivers/gpu/drm/exynos/exynos_drm_plane.h
> @@ -9,10 +9,7 @@
> *
> */
>
> -enum drm_plane_type exynos_plane_get_type(unsigned int zpos,
> - unsigned int cursor_win);
> int exynos_plane_init(struct drm_device *dev,
> struct exynos_drm_plane *exynos_plane,
> - unsigned long possible_crtcs, enum drm_plane_type type,
> - const uint32_t *formats, unsigned int fcount,
> - unsigned int zpos);
> + unsigned long possible_crtcs,
> + const struct exynos_drm_plane_config *config);
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c
> b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
> index 3ce141236fad..90701647aef1 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
> @@ -30,7 +30,6 @@
>
> /* vidi has totally three virtual windows. */
> #define WINDOWS_NR 3
> -#define CURSOR_WIN 2
>
> #define ctx_from_connector(c) container_of(c, struct vidi_context, \
> connector)
> @@ -90,6 +89,12 @@ static const uint32_t formats[] = {
> DRM_FORMAT_NV12,
> };
>
> +static const enum drm_plane_type vidi_win_types[WINDOWS_NR] = {
> + DRM_PLANE_TYPE_PRIMARY,
> + DRM_PLANE_TYPE_OVERLAY,
> + DRM_PLANE_TYPE_CURSOR,
> +};
> +
> static int vidi_enable_vblank(struct exynos_drm_crtc *crtc)
> {
> struct vidi_context *ctx = crtc->ctx;
> @@ -442,17 +447,21 @@ static int vidi_bind(struct device *dev, struct device
> *master, void *data)
> struct drm_device *drm_dev = data;
> struct drm_encoder *encoder = &ctx->encoder;
> struct exynos_drm_plane *exynos_plane;
> - enum drm_plane_type type;
> - unsigned int zpos;
> + struct exynos_drm_plane_config plane_config = { 0 };
> + unsigned int i;
> int pipe, ret;
>
> vidi_ctx_initialize(ctx, drm_dev);
>
> - for (zpos = 0; zpos < WINDOWS_NR; zpos++) {
> - type = exynos_plane_get_type(zpos, CURSOR_WIN);
> - ret = exynos_plane_init(drm_dev, &ctx->planes[zpos],
> - 1 << ctx->pipe, type, formats,
> - ARRAY_SIZE(formats), zpos);
> + plane_config.pixel_formats = formats;
> + plane_config.num_pixel_formats = ARRAY_SIZE(formats);
> +
> + for (i = 0; i < WINDOWS_NR; i++) {
> + plane_config.zpos = i;
> + plane_config.type = vidi_win_types(i);
> +
> + ret = exynos_plane_init(drm_dev, &ctx->planes[i],
> + 1 << ctx->pipe, &plane_config);
> if (ret)
> return ret;
> }
> diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c
> b/drivers/gpu/drm/exynos/exynos_mixer.c
> index 015e85cabcc9..cdec3c1827c6 100644
> --- a/drivers/gpu/drm/exynos/exynos_mixer.c
> +++ b/drivers/gpu/drm/exynos/exynos_mixer.c
> @@ -43,7 +43,6 @@
>
> #define MIXER_WIN_NR 3
> #define VP_DEFAULT_WIN 2
> -#define CURSOR_WIN 1
>
> /* The pixelformats that are natively supported by the mixer. */
> #define MXR_FORMAT_RGB565 4
> @@ -112,6 +111,31 @@ struct mixer_drv_data {
> bool has_sclk;
> };
>
> +static const struct exynos_drm_plane_config plane_configs[MIXER_WIN_NR] = {
> + {
> + .zpos = 0,
> + .type = DRM_PLANE_TYPE_PRIMARY,
> + .pixel_formats = mixer_formats,
> + .num_pixel_formats = ARRAY_SIZE(mixer_formats),
> + .capabilities = EXYNOS_DRM_PLANE_CAP_DOUBLE_X |
> + EXYNOS_DRM_PLANE_CAP_DOUBLE_Y,
> + }, {
> + .zpos = 1,
> + .type = DRM_PLANE_TYPE_CURSOR,
> + .pixel_formats = mixer_formats,
> + .num_pixel_formats = ARRAY_SIZE(mixer_formats),
> + .capabilities = EXYNOS_DRM_PLANE_CAP_DOUBLE_X |
> + EXYNOS_DRM_PLANE_CAP_DOUBLE_Y,
> + }, {
> + .zpos = 2,
> + .type = DRM_PLANE_TYPE_OVERLAY,
> + .pixel_formats = vp_formats,
> + .num_pixel_formats = ARRAY_SIZE(vp_formats),
> + .capabilities = EXYNOS_DRM_PLANE_CAP_DOUBLE_X |
> + EXYNOS_DRM_PLANE_CAP_DOUBLE_Y,
> + },
> +};
> +
> static const u8 filter_y_horiz_tap8[] = {
> 0, -1, -1, -1, -1, -1, -1, -1,
> -1, -1, -1, -1, -1, 0, 0, 0,
> @@ -1188,38 +1212,25 @@ static struct of_device_id mixer_match_types[] = {
> };
> MODULE_DEVICE_TABLE(of, mixer_match_types);
>
> +
nitpick: Extra blank line here.
Gustavo
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