drm/tegra: dc: Support more formats

Also, split up formats into per-SoC lists because not all generations
support all of them. Note that the list is now exhaustive for all RGB
formats, but not for YUV and indexed formats.
Signed-off-by: NThierry Reding <treding@nvidia.com>

drivers/gpu/drm/tegra/dc.c

@@ -298,12 +298,60 @@ static void tegra_dc_setup_window(struct tegra_dc *dc, unsigned int index,
 	spin_unlock_irqrestore(&dc->lock, flags);
 }
 
-static const u32 tegra_primary_plane_formats[] = {
-	DRM_FORMAT_XBGR8888,
+static const u32 tegra20_primary_formats[] = {
+	DRM_FORMAT_ARGB4444,
+	DRM_FORMAT_ARGB1555,
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_RGBA5551,
 	DRM_FORMAT_ABGR8888,
-	DRM_FORMAT_XRGB8888,
 	DRM_FORMAT_ARGB8888,
+};
+
+static const u32 tegra114_primary_formats[] = {
+	DRM_FORMAT_ARGB4444,
+	DRM_FORMAT_ARGB1555,
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_RGBA5551,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_ARGB8888,
+	/* new on Tegra114 */
+	DRM_FORMAT_ABGR4444,
+	DRM_FORMAT_ABGR1555,
+	DRM_FORMAT_BGRA5551,
+	DRM_FORMAT_XRGB1555,
+	DRM_FORMAT_RGBX5551,
+	DRM_FORMAT_XBGR1555,
+	DRM_FORMAT_BGRX5551,
+	DRM_FORMAT_BGR565,
+	DRM_FORMAT_BGRA8888,
+	DRM_FORMAT_RGBA8888,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_XBGR8888,
+};
+
+static const u32 tegra124_primary_formats[] = {
+	DRM_FORMAT_ARGB4444,
+	DRM_FORMAT_ARGB1555,
 	DRM_FORMAT_RGB565,
+	DRM_FORMAT_RGBA5551,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_ARGB8888,
+	/* new on Tegra114 */
+	DRM_FORMAT_ABGR4444,
+	DRM_FORMAT_ABGR1555,
+	DRM_FORMAT_BGRA5551,
+	DRM_FORMAT_XRGB1555,
+	DRM_FORMAT_RGBX5551,
+	DRM_FORMAT_XBGR1555,
+	DRM_FORMAT_BGRX5551,
+	DRM_FORMAT_BGR565,
+	DRM_FORMAT_BGRA8888,
+	DRM_FORMAT_RGBA8888,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_XBGR8888,
+	/* new on Tegra124 */
+	DRM_FORMAT_RGBX8888,
+	DRM_FORMAT_BGRX8888,
 };
 
 static int tegra_plane_atomic_check(struct drm_plane *plane,
@@ -461,8 +509,8 @@ static struct drm_plane *tegra_primary_plane_create(struct drm_device *drm,
 	if (!plane)
 		return ERR_PTR(-ENOMEM);
 
-	num_formats = ARRAY_SIZE(tegra_primary_plane_formats);
-	formats = tegra_primary_plane_formats;
+	num_formats = dc->soc->num_primary_formats;
+	formats = dc->soc->primary_formats;
 
 	/*
 	 * XXX compute offset so that we can directly access windows.
@@ -643,12 +691,71 @@ static struct drm_plane *tegra_dc_cursor_plane_create(struct drm_device *drm,
 	return &plane->base;
 }
 
-static const uint32_t tegra_overlay_plane_formats[] = {
-	DRM_FORMAT_XBGR8888,
+static const u32 tegra20_overlay_formats[] = {
+	DRM_FORMAT_ARGB4444,
+	DRM_FORMAT_ARGB1555,
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_RGBA5551,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_ARGB8888,
+	/* planar formats */
+	DRM_FORMAT_UYVY,
+	DRM_FORMAT_YUYV,
+	DRM_FORMAT_YUV420,
+	DRM_FORMAT_YUV422,
+};
+
+static const u32 tegra114_overlay_formats[] = {
+	DRM_FORMAT_ARGB4444,
+	DRM_FORMAT_ARGB1555,
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_RGBA5551,
 	DRM_FORMAT_ABGR8888,
-	DRM_FORMAT_XRGB8888,
 	DRM_FORMAT_ARGB8888,
+	/* new on Tegra114 */
+	DRM_FORMAT_ABGR4444,
+	DRM_FORMAT_ABGR1555,
+	DRM_FORMAT_BGRA5551,
+	DRM_FORMAT_XRGB1555,
+	DRM_FORMAT_RGBX5551,
+	DRM_FORMAT_XBGR1555,
+	DRM_FORMAT_BGRX5551,
+	DRM_FORMAT_BGR565,
+	DRM_FORMAT_BGRA8888,
+	DRM_FORMAT_RGBA8888,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_XBGR8888,
+	/* planar formats */
+	DRM_FORMAT_UYVY,
+	DRM_FORMAT_YUYV,
+	DRM_FORMAT_YUV420,
+	DRM_FORMAT_YUV422,
+};
+
+static const u32 tegra124_overlay_formats[] = {
+	DRM_FORMAT_ARGB4444,
+	DRM_FORMAT_ARGB1555,
 	DRM_FORMAT_RGB565,
+	DRM_FORMAT_RGBA5551,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_ARGB8888,
+	/* new on Tegra114 */
+	DRM_FORMAT_ABGR4444,
+	DRM_FORMAT_ABGR1555,
+	DRM_FORMAT_BGRA5551,
+	DRM_FORMAT_XRGB1555,
+	DRM_FORMAT_RGBX5551,
+	DRM_FORMAT_XBGR1555,
+	DRM_FORMAT_BGRX5551,
+	DRM_FORMAT_BGR565,
+	DRM_FORMAT_BGRA8888,
+	DRM_FORMAT_RGBA8888,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_XBGR8888,
+	/* new on Tegra124 */
+	DRM_FORMAT_RGBX8888,
+	DRM_FORMAT_BGRX8888,
+	/* planar formats */
 	DRM_FORMAT_UYVY,
 	DRM_FORMAT_YUYV,
 	DRM_FORMAT_YUV420,
@@ -673,8 +780,8 @@ static struct drm_plane *tegra_dc_overlay_plane_create(struct drm_device *drm,
 	plane->index = index;
 	plane->depth = 0;
 
-	num_formats = ARRAY_SIZE(tegra_overlay_plane_formats);
-	formats = tegra_overlay_plane_formats;
+	num_formats = dc->soc->num_overlay_formats;
+	formats = dc->soc->overlay_formats;
 
 	err = drm_universal_plane_init(drm, &plane->base, 1 << dc->pipe,
 				       &tegra_plane_funcs, formats,
@@ -1730,6 +1837,10 @@ static const struct tegra_dc_soc_info tegra20_dc_soc_info = {
 	.has_powergate = false,
 	.broken_reset = true,
 	.has_nvdisplay = false,
+	.num_primary_formats = ARRAY_SIZE(tegra20_primary_formats),
+	.primary_formats = tegra20_primary_formats,
+	.num_overlay_formats = ARRAY_SIZE(tegra20_overlay_formats),
+	.overlay_formats = tegra20_overlay_formats,
 };
 
 static const struct tegra_dc_soc_info tegra30_dc_soc_info = {
@@ -1741,6 +1852,10 @@ static const struct tegra_dc_soc_info tegra30_dc_soc_info = {
 	.has_powergate = false,
 	.broken_reset = false,
 	.has_nvdisplay = false,
+	.num_primary_formats = ARRAY_SIZE(tegra20_primary_formats),
+	.primary_formats = tegra20_primary_formats,
+	.num_overlay_formats = ARRAY_SIZE(tegra20_overlay_formats),
+	.overlay_formats = tegra20_overlay_formats,
 };
 
 static const struct tegra_dc_soc_info tegra114_dc_soc_info = {
@@ -1752,6 +1867,10 @@ static const struct tegra_dc_soc_info tegra114_dc_soc_info = {
 	.has_powergate = true,
 	.broken_reset = false,
 	.has_nvdisplay = false,
+	.num_primary_formats = ARRAY_SIZE(tegra114_primary_formats),
+	.primary_formats = tegra114_primary_formats,
+	.num_overlay_formats = ARRAY_SIZE(tegra114_overlay_formats),
+	.overlay_formats = tegra114_overlay_formats,
 };
 
 static const struct tegra_dc_soc_info tegra124_dc_soc_info = {
@@ -1763,6 +1882,10 @@ static const struct tegra_dc_soc_info tegra124_dc_soc_info = {
 	.has_powergate = true,
 	.broken_reset = false,
 	.has_nvdisplay = false,
+	.num_primary_formats = ARRAY_SIZE(tegra124_primary_formats),
+	.primary_formats = tegra114_primary_formats,
+	.num_overlay_formats = ARRAY_SIZE(tegra124_overlay_formats),
+	.overlay_formats = tegra114_overlay_formats,
 };
 
 static const struct tegra_dc_soc_info tegra210_dc_soc_info = {
@@ -1774,6 +1897,10 @@ static const struct tegra_dc_soc_info tegra210_dc_soc_info = {
 	.has_powergate = true,
 	.broken_reset = false,
 	.has_nvdisplay = false,
+	.num_primary_formats = ARRAY_SIZE(tegra114_primary_formats),
+	.primary_formats = tegra114_primary_formats,
+	.num_overlay_formats = ARRAY_SIZE(tegra114_overlay_formats),
+	.overlay_formats = tegra114_overlay_formats,
 };
 
 static const struct tegra_windowgroup_soc tegra186_dc_wgrps[] = {

drivers/gpu/drm/tegra/dc.h

@@ -61,6 +61,10 @@ struct tegra_dc_soc_info {
 	bool has_nvdisplay;
 	const struct tegra_windowgroup_soc *wgrps;
 	unsigned int num_wgrps;
+	const u32 *primary_formats;
+	unsigned int num_primary_formats;
+	const u32 *overlay_formats;
+	unsigned int num_overlay_formats;
 };
 
 struct tegra_dc {
@@ -582,9 +586,9 @@ int tegra_dc_rgb_exit(struct tegra_dc *dc);
 #define WIN_COLOR_DEPTH_P4              2
 #define WIN_COLOR_DEPTH_P8              3
 #define WIN_COLOR_DEPTH_B4G4R4A4        4
-#define WIN_COLOR_DEPTH_B5G5R5A         5
+#define WIN_COLOR_DEPTH_B5G5R5A1        5
 #define WIN_COLOR_DEPTH_B5G6R5          6
-#define WIN_COLOR_DEPTH_AB5G5R5         7
+#define WIN_COLOR_DEPTH_A1B5G5R5        7
 #define WIN_COLOR_DEPTH_B8G8R8A8       12
 #define WIN_COLOR_DEPTH_R8G8B8A8       13
 #define WIN_COLOR_DEPTH_B6x2G6x2R6x2A8 14
@@ -599,8 +603,20 @@ int tegra_dc_rgb_exit(struct tegra_dc *dc);
 #define WIN_COLOR_DEPTH_YUV422R        23
 #define WIN_COLOR_DEPTH_YCbCr422RA     24
 #define WIN_COLOR_DEPTH_YUV422RA       25
+#define WIN_COLOR_DEPTH_R4G4B4A4       27
+#define WIN_COLOR_DEPTH_R5G5B5A        28
+#define WIN_COLOR_DEPTH_AR5G5B5        29
+#define WIN_COLOR_DEPTH_B5G5R5X1       30
+#define WIN_COLOR_DEPTH_X1B5G5R5       31
+#define WIN_COLOR_DEPTH_R5G5B5X1       32
+#define WIN_COLOR_DEPTH_X1R5G5B5       33
+#define WIN_COLOR_DEPTH_R5G6B5         34
+#define WIN_COLOR_DEPTH_A8R8G8B8       35
+#define WIN_COLOR_DEPTH_A8B8G8R8       36
 #define WIN_COLOR_DEPTH_B8G8R8X8       37
 #define WIN_COLOR_DEPTH_R8G8B8X8       38
+#define WIN_COLOR_DEPTH_X8B8G8R8       65
+#define WIN_COLOR_DEPTH_X8R8G8B8       66
 
 #define DC_WIN_POSITION				0x704
 #define H_POSITION(x) (((x) & 0x1fff) <<  0) /* XXX 0x7fff on Tegra186 */

drivers/gpu/drm/tegra/hub.c

@@ -26,9 +26,27 @@
 #include "plane.h"
 
 static const u32 tegra_shared_plane_formats[] = {
-	DRM_FORMAT_XBGR8888,
-	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_ARGB1555,
 	DRM_FORMAT_RGB565,
+	DRM_FORMAT_RGBA5551,
+	DRM_FORMAT_ARGB8888,
+	DRM_FORMAT_ABGR8888,
+	/* new on Tegra114 */
+	DRM_FORMAT_ABGR4444,
+	DRM_FORMAT_ABGR1555,
+	DRM_FORMAT_BGRA5551,
+	DRM_FORMAT_XRGB1555,
+	DRM_FORMAT_RGBX5551,
+	DRM_FORMAT_XBGR1555,
+	DRM_FORMAT_BGRX5551,
+	DRM_FORMAT_BGR565,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_XBGR8888,
+	/* planar formats */
+	DRM_FORMAT_UYVY,
+	DRM_FORMAT_YUYV,
+	DRM_FORMAT_YUV420,
+	DRM_FORMAT_YUV422,
 };
 
 static inline unsigned int tegra_plane_offset(struct tegra_shared_plane *plane,

drivers/gpu/drm/tegra/plane.c

@@ -110,24 +110,76 @@ int tegra_plane_format(u32 fourcc, u32 *format, u32 *swap)
 		*swap = BYTE_SWAP_NOSWAP;
 
 	switch (fourcc) {
-	case DRM_FORMAT_XBGR8888:
-		*format = WIN_COLOR_DEPTH_R8G8B8X8;
+	case DRM_FORMAT_ARGB4444:
+		*format = WIN_COLOR_DEPTH_B4G4R4A4;
 		break;
 
-	case DRM_FORMAT_ABGR8888:
-		*format = WIN_COLOR_DEPTH_R8G8B8A8;
+	case DRM_FORMAT_ARGB1555:
+		*format = WIN_COLOR_DEPTH_B5G5R5A1;
 		break;
 
-	case DRM_FORMAT_XRGB8888:
-		*format = WIN_COLOR_DEPTH_B8G8R8X8;
+	case DRM_FORMAT_RGB565:
+		*format = WIN_COLOR_DEPTH_B5G6R5;
+		break;
+
+	case DRM_FORMAT_RGBA5551:
+		*format = WIN_COLOR_DEPTH_A1B5G5R5;
 		break;
 
 	case DRM_FORMAT_ARGB8888:
 		*format = WIN_COLOR_DEPTH_B8G8R8A8;
 		break;
 
-	case DRM_FORMAT_RGB565:
-		*format = WIN_COLOR_DEPTH_B5G6R5;
+	case DRM_FORMAT_ABGR8888:
+		*format = WIN_COLOR_DEPTH_R8G8B8A8;
+		break;
+
+	case DRM_FORMAT_ABGR4444:
+		*format = WIN_COLOR_DEPTH_R4G4B4A4;
+		break;
+
+	case DRM_FORMAT_ABGR1555:
+		*format = WIN_COLOR_DEPTH_R5G5B5A;
+		break;
+
+	case DRM_FORMAT_BGRA5551:
+		*format = WIN_COLOR_DEPTH_AR5G5B5;
+		break;
+
+	case DRM_FORMAT_XRGB1555:
+		*format = WIN_COLOR_DEPTH_B5G5R5X1;
+		break;
+
+	case DRM_FORMAT_RGBX5551:
+		*format = WIN_COLOR_DEPTH_X1B5G5R5;
+		break;
+
+	case DRM_FORMAT_XBGR1555:
+		*format = WIN_COLOR_DEPTH_R5G5B5X1;
+		break;
+
+	case DRM_FORMAT_BGRX5551:
+		*format = WIN_COLOR_DEPTH_X1R5G5B5;
+		break;
+
+	case DRM_FORMAT_BGR565:
+		*format = WIN_COLOR_DEPTH_R5G6B5;
+		break;
+
+	case DRM_FORMAT_BGRA8888:
+		*format = WIN_COLOR_DEPTH_A8R8G8B8;
+		break;
+
+	case DRM_FORMAT_RGBA8888:
+		*format = WIN_COLOR_DEPTH_A8B8G8R8;
+		break;
+
+	case DRM_FORMAT_XRGB8888:
+		*format = WIN_COLOR_DEPTH_B8G8R8X8;
+		break;
+
+	case DRM_FORMAT_XBGR8888:
+		*format = WIN_COLOR_DEPTH_R8G8B8X8;
 		break;
 
 	case DRM_FORMAT_UYVY: