Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 9d09f7f5 authored by Alexander Beykun's avatar Alexander Beykun
Browse files

uapi/media: Add RGBA16161616_F compressed format support 



RGBA16161616_F is a 64 bit format, where each color component
is in 16 bit half-precision floating point representation.
Patch adds plane sizes, strides and scanlines calculation.

Change-Id: Ic0e802ecae367553a575fbe97438ba684d70a6f0
Signed-off-by: default avatarAlexander Beykun <abeykun@codeaurora.org>
parent 8977dae2

include/uapi/media/msm_media_info.h

+58 −0
Original line number Diff line number Diff line
@@ -806,8 +806,56 @@ enum color_fmts { 
	 *          + max(Extradata, Y_Stride * 8), 4096)

	 */

	COLOR_FMT_P010,

	/* Venus RGBA16161616_F UBWC format:

	 * Contains 2 planes in the following order -

	 * (A) Meta plane

	 * (B) RGBA plane

	 *

	 * <--- RGB_Meta_Stride ---->

	 * <-------- Width ------>

	 * M M M M M M M M M M M M . .      ^           ^

	 * M M M M M M M M M M M M . .      |           |

	 * M M M M M M M M M M M M . .      Height      |

	 * M M M M M M M M M M M M . .      |       Meta_RGB_Scanlines

	 * M M M M M M M M M M M M . .      |           |

	 * M M M M M M M M M M M M . .      |           |

	 * M M M M M M M M M M M M . .      |           |

	 * M M M M M M M M M M M M . .      V           |

	 * . . . . . . . . . . . . . .                  |

	 * . . . . . . . . . . . . . .                  |

	 * . . . . . . . . . . . . . .      -------> Buffer size aligned to 4k

	 * . . . . . . . . . . . . . .                  V

	 * <-------- RGB_Stride -------->

	 * <------- Width ------->

	 * R R R R R R R R R R R R . . . .  ^           ^

	 * R R R R R R R R R R R R . . . .  |           |

	 * R R R R R R R R R R R R . . . .  Height      |

	 * R R R R R R R R R R R R . . . .  |       RGB_Scanlines

	 * R R R R R R R R R R R R . . . .  |           |

	 * R R R R R R R R R R R R . . . .  |           |

	 * R R R R R R R R R R R R . . . .  |           |

	 * R R R R R R R R R R R R . . . .  V           |

	 * . . . . . . . . . . . . . . . .              |

	 * . . . . . . . . . . . . . . . .              |

	 * . . . . . . . . . . . . . . . .    -------> Buffer size aligned to 4k

	 * . . . . . . . . . . . . . . . .              V

	 *

	 * RGB_Stride = align(Width * 8, 256)

	 * RGB_Scanlines = align(Height, 16)

	 * RGB_Plane_size = align(RGB_Stride * RGB_Scanlines, 4096)

	 * RGB_Meta_Stride = align(roundup(Width, RGB_TileWidth), 64)

	 * RGB_Meta_Scanline = align(roundup(Height, RGB_TileHeight), 16)

	 * RGB_Meta_Plane_size = align(RGB_Meta_Stride *

	 *		RGB_Meta_Scanlines, 4096)

	 * Extradata = 8k

	 *

	 * Total size = align(RGB_Meta_Plane_size + RGB_Plane_size +

	 *		Extradata, 4096)

	 */

	COLOR_FMT_RGBA16161616_F_UBWC,

};



#define COLOR_FMT_RGBA16161616_F_UBWC	COLOR_FMT_RGBA16161616_F_UBWC

#define COLOR_FMT_RGBA1010102_UBWC	COLOR_FMT_RGBA1010102_UBWC

#define COLOR_FMT_RGB565_UBWC		COLOR_FMT_RGB565_UBWC

#define COLOR_FMT_P010_UBWC		COLOR_FMT_P010_UBWC
@@ -1130,6 +1178,10 @@ static inline unsigned int VENUS_RGB_STRIDE(int color_fmt, int width) 
	case COLOR_FMT_RGBA1010102_UBWC:

		alignment = 256;

		break;

	case COLOR_FMT_RGBA16161616_F_UBWC:

		alignment = 256;

		bpp = 8;

		break;

	default:

		goto invalid_input;

	}
@@ -1154,6 +1206,7 @@ static inline unsigned int VENUS_RGB_SCANLINES(int color_fmt, int height) 
	case COLOR_FMT_RGBA8888_UBWC:

	case COLOR_FMT_RGBA1010102_UBWC:

	case COLOR_FMT_RGB565_UBWC:

	case COLOR_FMT_RGBA16161616_F_UBWC:

		alignment = 16;

		break;

	default:
@@ -1179,6 +1232,9 @@ static inline unsigned int VENUS_RGB_META_STRIDE(int color_fmt, int width) 
	case COLOR_FMT_RGB565_UBWC:

		rgb_tile_width = 16;

		break;

	case COLOR_FMT_RGBA16161616_F_UBWC:

		rgb_tile_width = 8;

		break;

	default:

		goto invalid_input;

	}
@@ -1201,6 +1257,7 @@ static inline unsigned int VENUS_RGB_META_SCANLINES(int color_fmt, int height) 
	case COLOR_FMT_RGBA8888_UBWC:

	case COLOR_FMT_RGBA1010102_UBWC:

	case COLOR_FMT_RGB565_UBWC:

	case COLOR_FMT_RGBA16161616_F_UBWC:

		rgb_tile_height = 4;

		break;

	default:
@@ -1330,6 +1387,7 @@ static inline unsigned int VENUS_BUFFER_SIZE( 
	case COLOR_FMT_RGBA8888_UBWC:

	case COLOR_FMT_RGBA1010102_UBWC:

	case COLOR_FMT_RGB565_UBWC:

	case COLOR_FMT_RGBA16161616_F_UBWC:

		rgb_ubwc_plane = MSM_MEDIA_ALIGN(rgb_stride * rgb_scanlines,

							4096);

		rgb_meta_stride = VENUS_RGB_META_STRIDE(color_fmt, width);