drm/exynos: introduce exynos_drm_plane_config structure
This patch adds common structure for keeping plane configuration and
capabilities data. This patch is inspired by similar code developed by
Tobias Jakobi.
Changelog v2:
- fix vidi_win_types(i) call. vidi_win_types is not a function.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 88a79ff..c7362b9 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 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 @@
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)
{
@@ -482,7 +488,6 @@
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;
@@ -492,10 +497,13 @@
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 1c62de1..c47f9af 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 @@
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;
@@ -637,8 +642,7 @@
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);
@@ -647,11 +651,14 @@
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 482ed2c..6f8a296 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -84,11 +84,30 @@
struct exynos_drm_plane {
struct drm_plane base;
+ const struct exynos_drm_plane_config *config;
unsigned int zpos;
struct drm_framebuffer *pending_fb;
};
/*
+ * 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
*
* @enable: enable the device
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index 73954487..70cd268 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 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 @@
};
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,
@@ -927,18 +935,19 @@
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 365a738..b620d7a7 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c
@@ -246,28 +246,20 @@
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 @@
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 abb641e..0dd0965 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 3d5d263..c1d33d5 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 @@
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;
@@ -443,17 +448,21 @@
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 8d2ce13..a229f86 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 +111,25 @@
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),
+ }, {
+ .zpos = 1,
+ .type = DRM_PLANE_TYPE_CURSOR,
+ .pixel_formats = mixer_formats,
+ .num_pixel_formats = ARRAY_SIZE(mixer_formats),
+ }, {
+ .zpos = 2,
+ .type = DRM_PLANE_TYPE_OVERLAY,
+ .pixel_formats = vp_formats,
+ .num_pixel_formats = ARRAY_SIZE(vp_formats),
+ },
+};
+
static const u8 filter_y_horiz_tap8[] = {
0, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, 0, 0, 0,
@@ -1155,33 +1173,19 @@
struct mixer_context *ctx = dev_get_drvdata(dev);
struct drm_device *drm_dev = data;
struct exynos_drm_plane *exynos_plane;
- unsigned int zpos;
+ unsigned int i;
int ret;
ret = mixer_initialize(ctx, drm_dev);
if (ret)
return ret;
- for (zpos = 0; zpos < MIXER_WIN_NR; zpos++) {
- enum drm_plane_type type;
- const uint32_t *formats;
- unsigned int fcount;
-
- if (zpos == VP_DEFAULT_WIN && !ctx->vp_enabled)
+ for (i = 0; i < MIXER_WIN_NR; i++) {
+ if (i == VP_DEFAULT_WIN && !ctx->vp_enabled)
continue;
- if (zpos < VP_DEFAULT_WIN) {
- formats = mixer_formats;
- fcount = ARRAY_SIZE(mixer_formats);
- } else {
- formats = vp_formats;
- fcount = ARRAY_SIZE(vp_formats);
- }
-
- type = exynos_plane_get_type(zpos, CURSOR_WIN);
- ret = exynos_plane_init(drm_dev, &ctx->planes[zpos],
- 1 << ctx->pipe, type, formats, fcount,
- zpos);
+ ret = exynos_plane_init(drm_dev, &ctx->planes[i],
+ 1 << ctx->pipe, &plane_configs[i]);
if (ret)
return ret;
}