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a=rsa-sha256; c=relaxed/relaxed; d=armh.onmicrosoft.com; s=selector2-armh-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=Ccx0DQS03LZvgTYSpmt3S3wdSNlNBhxse27dLN4BVH4=; b=v76pq/MwQiz/1HiYaPqcUsYpmNPawDVEKMU9zOCo4Tw8RCenSs4MuM0kWbhjMVlQQcZTz6U0KPqYlIsr8wPbFvPpoASUg/uyOB9ovwUyQmEEi9Ok6mEqkGk+PGyrGhO1r35IXEaQKLGhp+qClcqme/xjhl3yKxlSlh4W2UbwogA= X-Mailman-Original-Authentication-Results: spf=none (sender IP is ) smtp.mailfrom=james.qian.wang@arm.com; X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: nd , Ayan Halder , "Oscar Zhang \(Arm Technology China\)" , "Tiannan Zhu \(Arm Technology China\)" , "Jonathan Chai \(Arm Technology China\)" , "linux-kernel@vger.kernel.org" , "dri-devel@lists.freedesktop.org" , "Julien Yin \(Arm Technology China\)" , "Channing Chen \(Arm Technology China\)" , "james qian wang \(Arm Technology China\)" , "Yiqi Kang \(Arm Technology China\)" , "thomas Sun \(Arm Technology China\)" , "Lowry Li \(Arm Technology China\)" , Ben Davis Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP For supporting AFBC: 1. Check if the user requested modifier can be supported by display HW. 2. Check the obj->size with AFBC's requirement. 3. Configure HW according to the modifier (afbc features) This patch depends on: - https://patchwork.freedesktop.org/series/59915/ - https://patchwork.freedesktop.org/series/59000/ v2: Rebase and addressed Ayan's comments Signed-off-by: James Qian Wang (Arm Technology China) Reviewed-by: Liviu Dudau --- .../arm/display/komeda/d71/d71_component.c | 39 ++++++++++ .../arm/display/komeda/komeda_format_caps.c | 53 +++++++++++++ .../arm/display/komeda/komeda_format_caps.h | 5 ++ .../arm/display/komeda/komeda_framebuffer.c | 75 ++++++++++++++++++- .../arm/display/komeda/komeda_framebuffer.h | 4 + .../gpu/drm/arm/display/komeda/komeda_kms.c | 2 +- .../drm/arm/display/komeda/komeda_pipeline.h | 4 + .../display/komeda/komeda_pipeline_state.c | 18 ++++- .../gpu/drm/arm/display/komeda/komeda_plane.c | 15 +++- 9 files changed, 210 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c b/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c index 323e5994a55c..5c9bc859f886 100644 --- a/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c +++ b/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c @@ -134,6 +134,27 @@ static u32 to_rot_ctrl(u32 rot) return lr_ctrl; } +static u32 to_ad_ctrl(u64 modifier) +{ + u32 afbc_ctrl = AD_AEN; + + if (!modifier) + return 0; + + if ((modifier & AFBC_FORMAT_MOD_BLOCK_SIZE_MASK) == + AFBC_FORMAT_MOD_BLOCK_SIZE_32x8) + afbc_ctrl |= AD_WB; + + if (modifier & AFBC_FORMAT_MOD_YTR) + afbc_ctrl |= AD_YT; + if (modifier & AFBC_FORMAT_MOD_SPLIT) + afbc_ctrl |= AD_BS; + if (modifier & AFBC_FORMAT_MOD_TILED) + afbc_ctrl |= AD_TH; + + return afbc_ctrl; +} + static inline u32 to_d71_input_id(struct komeda_component_output *output) { struct komeda_component *comp = output->component; @@ -173,6 +194,24 @@ static void d71_layer_update(struct komeda_component *c, fb->pitches[i] & 0xFFFF); } + malidp_write32(reg, AD_CONTROL, to_ad_ctrl(fb->modifier)); + if (fb->modifier) { + u64 addr; + + malidp_write32(reg, LAYER_AD_H_CROP, HV_CROP(st->afbc_crop_l, + st->afbc_crop_r)); + malidp_write32(reg, LAYER_AD_V_CROP, HV_CROP(st->afbc_crop_t, + st->afbc_crop_b)); + /* afbc 1.2 wants payload, afbc 1.0/1.1 wants end_addr */ + if (fb->modifier & AFBC_FORMAT_MOD_TILED) + addr = st->addr[0] + kfb->offset_payload; + else + addr = st->addr[0] + kfb->afbc_size - 1; + + malidp_write32(reg, BLK_P1_PTR_LOW, lower_32_bits(addr)); + malidp_write32(reg, BLK_P1_PTR_HIGH, upper_32_bits(addr)); + } + malidp_write32(reg, LAYER_FMT, kfb->format_caps->hw_id); malidp_write32(reg, BLK_IN_SIZE, HV_SIZE(st->hsize, st->vsize)); diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_format_caps.c b/drivers/gpu/drm/arm/display/komeda/komeda_format_caps.c index 1e17bd6107a4..b2195142e3f3 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_format_caps.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_format_caps.c @@ -35,6 +35,59 @@ komeda_get_format_caps(struct komeda_format_caps_table *table, return NULL; } +/* Two assumptions + * 1. RGB always has YTR + * 2. Tiled RGB always has SC + */ +u64 komeda_supported_modifiers[] = { + /* AFBC_16x16 + features: YUV+RGB both */ + AFBC_16x16(0), + /* SPARSE */ + AFBC_16x16(_SPARSE), + /* YTR + (SPARSE) */ + AFBC_16x16(_YTR | _SPARSE), + AFBC_16x16(_YTR), + /* SPLIT + SPARSE + YTR RGB only */ + /* split mode is only allowed for sparse mode */ + AFBC_16x16(_SPLIT | _SPARSE | _YTR), + /* TILED + (SPARSE) */ + /* TILED YUV format only */ + AFBC_16x16(_TILED | _SPARSE), + AFBC_16x16(_TILED), + /* TILED + SC + (SPLIT+SPARSE | SPARSE) + (YTR) */ + AFBC_16x16(_TILED | _SC | _SPLIT | _SPARSE | _YTR), + AFBC_16x16(_TILED | _SC | _SPARSE | _YTR), + AFBC_16x16(_TILED | _SC | _YTR), + /* AFBC_32x8 + features: which are RGB formats only */ + /* YTR + (SPARSE) */ + AFBC_32x8(_YTR | _SPARSE), + AFBC_32x8(_YTR), + /* SPLIT + SPARSE + (YTR) */ + /* split mode is only allowed for sparse mode */ + AFBC_32x8(_SPLIT | _SPARSE | _YTR), + /* TILED + SC + (SPLIT+SPARSE | SPARSE) + YTR */ + AFBC_32x8(_TILED | _SC | _SPLIT | _SPARSE | _YTR), + AFBC_32x8(_TILED | _SC | _SPARSE | _YTR), + AFBC_32x8(_TILED | _SC | _YTR), + DRM_FORMAT_MOD_LINEAR, + DRM_FORMAT_MOD_INVALID +}; + +bool komeda_format_mod_supported(struct komeda_format_caps_table *table, + u32 layer_type, u32 fourcc, u64 modifier) +{ + const struct komeda_format_caps *caps; + + caps = komeda_get_format_caps(table, fourcc, modifier); + if (!caps) + return false; + + if (!(caps->supported_layer_types & layer_type)) + return false; + + return true; +} + u32 *komeda_get_layer_fourcc_list(struct komeda_format_caps_table *table, u32 layer_type, u32 *n_fmts) { diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_format_caps.h b/drivers/gpu/drm/arm/display/komeda/komeda_format_caps.h index 60f39e77b098..bc3b2df361b9 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_format_caps.h +++ b/drivers/gpu/drm/arm/display/komeda/komeda_format_caps.h @@ -77,6 +77,8 @@ struct komeda_format_caps_table { const struct komeda_format_caps *format_caps; }; +extern u64 komeda_supported_modifiers[]; + const struct komeda_format_caps * komeda_get_format_caps(struct komeda_format_caps_table *table, u32 fourcc, u64 modifier); @@ -86,4 +88,7 @@ u32 *komeda_get_layer_fourcc_list(struct komeda_format_caps_table *table, void komeda_put_fourcc_list(u32 *fourcc_list); +bool komeda_format_mod_supported(struct komeda_format_caps_table *table, + u32 layer_type, u32 fourcc, u64 modifier); + #endif diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.c b/drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.c index 4d8160cf09c3..d0e713aedb8e 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.c @@ -36,6 +36,76 @@ static const struct drm_framebuffer_funcs komeda_fb_funcs = { .create_handle = komeda_fb_create_handle, }; +static int +komeda_fb_afbc_size_check(struct komeda_fb *kfb, struct drm_file *file, + const struct drm_mode_fb_cmd2 *mode_cmd) +{ + struct drm_framebuffer *fb = &kfb->base; + const struct drm_format_info *info = fb->format; + struct drm_gem_object *obj; + u32 alignment_w = 0, alignment_h = 0, alignment_header; + u32 n_blocks = 0, min_size = 0; + + obj = drm_gem_object_lookup(file, mode_cmd->handles[0]); + if (!obj) { + DRM_DEBUG_KMS("Failed to lookup GEM object\n"); + return -ENOENT; + } + + switch (fb->modifier & AFBC_FORMAT_MOD_BLOCK_SIZE_MASK) { + case AFBC_FORMAT_MOD_BLOCK_SIZE_32x8: + alignment_w = 32; + alignment_h = 8; + break; + case AFBC_FORMAT_MOD_BLOCK_SIZE_16x16: + alignment_w = 16; + alignment_h = 16; + break; + default: + WARN(1, "Invalid AFBC_FORMAT_MOD_BLOCK_SIZE: %lld.\n", + fb->modifier & AFBC_FORMAT_MOD_BLOCK_SIZE_MASK); + break; + } + + /* tiled header afbc */ + if (fb->modifier & AFBC_FORMAT_MOD_TILED) { + alignment_w *= AFBC_TH_LAYOUT_ALIGNMENT; + alignment_h *= AFBC_TH_LAYOUT_ALIGNMENT; + alignment_header = AFBC_TH_BODY_START_ALIGNMENT; + } else { + alignment_header = AFBC_BODY_START_ALIGNMENT; + } + + kfb->aligned_w = ALIGN(fb->width, alignment_w); + kfb->aligned_h = ALIGN(fb->height, alignment_h); + + if (fb->offsets[0] % alignment_header) { + DRM_DEBUG_KMS("afbc offset alignment check failed.\n"); + goto check_failed; + } + + n_blocks = (kfb->aligned_w * kfb->aligned_h) / AFBC_SUPERBLK_PIXELS; + kfb->offset_payload = ALIGN(n_blocks * AFBC_HEADER_SIZE, + alignment_header); + + kfb->afbc_size = kfb->offset_payload + n_blocks * + ALIGN(info->cpp[0] * AFBC_SUPERBLK_PIXELS, + AFBC_SUPERBLK_ALIGNMENT); + min_size = kfb->afbc_size + fb->offsets[0]; + if (min_size > obj->size) { + DRM_DEBUG_KMS("afbc size check failed, obj_size: 0x%lx. min_size 0x%x.\n", + obj->size, min_size); + goto check_failed; + } + + fb->obj[0] = obj; + return 0; + +check_failed: + drm_gem_object_put_unlocked(obj); + return -EINVAL; +} + static int komeda_fb_none_afbc_size_check(struct komeda_dev *mdev, struct komeda_fb *kfb, struct drm_file *file, @@ -118,7 +188,10 @@ komeda_fb_create(struct drm_device *dev, struct drm_file *file, drm_helper_mode_fill_fb_struct(dev, &kfb->base, mode_cmd); - ret = komeda_fb_none_afbc_size_check(mdev, kfb, file, mode_cmd); + if (kfb->base.modifier) + ret = komeda_fb_afbc_size_check(kfb, file, mode_cmd); + else + ret = komeda_fb_none_afbc_size_check(mdev, kfb, file, mode_cmd); if (ret < 0) goto err_cleanup; diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.h b/drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.h index ea2fe190c1e3..e3bab0defd72 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.h +++ b/drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.h @@ -25,6 +25,10 @@ struct komeda_fb { u32 aligned_w; /** @aligned_h: aligned frame buffer height */ u32 aligned_h; + /** @afbc_size: minimum size of afbc */ + u32 afbc_size; + /** @offset_payload: start of afbc body buffer */ + u32 offset_payload; }; #define to_kfb(dfb) container_of(dfb, struct komeda_fb, base) diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c index 3e58901fb776..306ea069a1b4 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c @@ -148,7 +148,7 @@ static void komeda_kms_mode_config_init(struct komeda_kms_dev *kms, config->min_height = 0; config->max_width = 4096; config->max_height = 4096; - config->allow_fb_modifiers = false; + config->allow_fb_modifiers = true; config->funcs = &komeda_mode_config_funcs; config->helper_private = &komeda_mode_config_helpers; diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h index 1b7e933ea303..fdde93bad8de 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h +++ b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline.h @@ -235,6 +235,10 @@ struct komeda_layer_state { /* layer specific configuration state */ u16 hsize, vsize; u32 rot; + u16 afbc_crop_l; + u16 afbc_crop_r; + u16 afbc_crop_t; + u16 afbc_crop_b; dma_addr_t addr[3]; }; diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c index 9748c9438868..db2c3d6d2a8a 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c @@ -291,8 +291,22 @@ komeda_layer_validate(struct komeda_layer *layer, st = to_layer_st(c_st); st->rot = dflow->rot; - st->hsize = kfb->aligned_w; - st->vsize = kfb->aligned_h; + + if (fb->modifier) { + st->hsize = kfb->aligned_w; + st->vsize = kfb->aligned_h; + st->afbc_crop_l = dflow->in_x; + st->afbc_crop_r = kfb->aligned_w - dflow->in_x - dflow->in_w; + st->afbc_crop_t = dflow->in_y; + st->afbc_crop_b = kfb->aligned_h - dflow->in_y - dflow->in_h; + } else { + st->hsize = dflow->in_w; + st->vsize = dflow->in_h; + st->afbc_crop_l = 0; + st->afbc_crop_r = 0; + st->afbc_crop_t = 0; + st->afbc_crop_b = 0; + } for (i = 0; i < fb->format->num_planes; i++) st->addr[i] = komeda_fb_get_pixel_addr(kfb, dflow->in_x, diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_plane.c b/drivers/gpu/drm/arm/display/komeda/komeda_plane.c index 07ed0cc1bc44..6462c0206942 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_plane.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_plane.c @@ -153,6 +153,18 @@ komeda_plane_atomic_destroy_state(struct drm_plane *plane, kfree(to_kplane_st(state)); } +static bool +komeda_plane_format_mod_supported(struct drm_plane *plane, + u32 format, u64 modifier) +{ + struct komeda_dev *mdev = plane->dev->dev_private; + struct komeda_plane *kplane = to_kplane(plane); + u32 layer_type = kplane->layer->layer_type; + + return komeda_format_mod_supported(&mdev->fmt_tbl, layer_type, + format, modifier); +} + static const struct drm_plane_funcs komeda_plane_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, @@ -160,6 +172,7 @@ static const struct drm_plane_funcs komeda_plane_funcs = { .reset = komeda_plane_reset, .atomic_duplicate_state = komeda_plane_atomic_duplicate_state, .atomic_destroy_state = komeda_plane_atomic_destroy_state, + .format_mod_supported = komeda_plane_format_mod_supported, }; /* for komeda, which is pipeline can be share between crtcs */ @@ -212,7 +225,7 @@ static int komeda_plane_add(struct komeda_kms_dev *kms, err = drm_universal_plane_init(&kms->base, plane, get_possible_crtcs(kms, c->pipeline), &komeda_plane_funcs, - formats, n_formats, NULL, + formats, n_formats, komeda_supported_modifiers, get_plane_type(kms, c), "%s", c->name);