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msm: drm: sde: Add support for FP16 via AHB programming

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Introduce support for the FP16 format and FP16 color processing
blocks. This includes support for FP16, FP16 UBWC, and inline
rotation on tiled FP16 pixel data.

Change-Id: I06a70cab5447140598682f687129d4f8662524b2
Signed-off-by: Christopher Braga <cbraga@codeaurora.org>
This commit is contained in:
Christopher Braga
2020-07-13 19:59:50 -04:00
committed by Gerrit - the friendly Code Review server
parent 5eb49ef15d
commit 9a5a42c453
15 changed files with 850 additions and 114 deletions
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38
include/uapi/display/drm/msm_drm_pp.h
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@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
/*
* Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.
*/
#ifndef _MSM_DRM_PP_H_
@@ -683,4 +683,40 @@ struct drm_msm_rc_mask_cfg {
__u64 cfg_param_09[RC_DATA_SIZE_MAX];
};
#define FP16_SUPPORTED
#define FP16_GC_FLAG_ALPHA_EN (1 << 0)
/* FP16 GC mode options */
#define FP16_GC_MODE_INVALID 0
#define FP16_GC_MODE_SRGB 1
#define FP16_GC_MODE_PQ 2
/**
* struct drm_msm_fp16_gc - FP16 GC configuration structure
* @in flags - Settings flags for FP16 GC
* @in mode - Gamma correction mode to use for FP16 GC
*/
struct drm_msm_fp16_gc {
__u64 flags;
__u64 mode;
};
/**
* struct drm_msm_fp16_csc - FP16 CSC configuration structure
* @in flags - Settings flags for FP16 CSC. Currently unused
* @in cfg_param_0_len - Length of data for cfg_param_0
* @in cfg_param_0 - Data for param 0. Max size is FP16_CSC_CFG0_PARAM_LEN
* @in cfg_param_1_len - Length of data for cfg_param_1
* @in cfg_param_1 - Data for param 1. Max size is FP16_CSC_CFG1_PARAM_LEN
*/
#define FP16_CSC_CFG0_PARAM_LEN 12
#define FP16_CSC_CFG1_PARAM_LEN 8
struct drm_msm_fp16_csc {
__u64 flags;
__u32 cfg_param_0_len;
__u32 cfg_param_0[FP16_CSC_CFG0_PARAM_LEN];
__u32 cfg_param_1_len;
__u32 cfg_param_1[FP16_CSC_CFG1_PARAM_LEN];
};
#endif /* _MSM_DRM_PP_H_ */

8
include/uapi/display/drm/sde_drm.h
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@@ -64,6 +64,14 @@ extern "C" {
*/
#define DRM_FORMAT_MOD_QCOM_TILE fourcc_mod_code(QCOM, 0x8)
/**
* @DRM_FORMAT_MOD_QCOM_ALPHA_SWAP: Refers to a pixel format for which
* its alpha ordering has been reversed.
* Implementation may be platform and
* base-format specific.
*/
#define DRM_FORMAT_MOD_QCOM_ALPHA_SWAP fourcc_mod_code(QCOM, 0x10)
/**
* Blend operations for "blend_op" property
*