| /* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #include "sde_kms.h" |
| #include "sde_hwio.h" |
| #include "sde_hw_mdp_ctl.h" |
| #include "sde_mdp_formats.h" |
| #include "sde_hw_sspp.h" |
| |
| #define DECIMATED_DIMENSION(dim, deci) (((dim) + ((1 << (deci)) - 1)) >> (deci)) |
| #define PHASE_STEP_SHIFT 21 |
| #define PHASE_STEP_UNIT_SCALE ((int) (1 << PHASE_STEP_SHIFT)) |
| #define PHASE_RESIDUAL 15 |
| |
| #define SHARP_STRENGTH_DEFAULT 32 |
| #define SHARP_EDGE_THR_DEFAULT 112 |
| #define SHARP_SMOOTH_THR_DEFAULT 8 |
| #define SHARP_NOISE_THR_DEFAULT 2 |
| |
| #ifndef SDE_PLANE_DEBUG_START |
| #define SDE_PLANE_DEBUG_START() |
| #endif |
| |
| #ifndef SDE_PLANE_DEBUG_END |
| #define SDE_PLANE_DEBUG_END() |
| #endif |
| |
| struct sde_plane { |
| struct drm_plane base; |
| const char *name; |
| |
| int mmu_id; |
| |
| enum sde_sspp pipe; |
| uint32_t features; /* capabilities from catalog */ |
| uint32_t nformats; |
| uint32_t formats[32]; |
| |
| struct sde_hw_pipe *pipe_hw; |
| struct sde_hw_pipe_cfg pipe_cfg; |
| struct sde_hw_pixel_ext pixel_ext; |
| struct sde_hw_sharp_cfg sharp_cfg; |
| }; |
| #define to_sde_plane(x) container_of(x, struct sde_plane, base) |
| |
| static bool sde_plane_enabled(struct drm_plane_state *state) |
| { |
| return state->fb && state->crtc; |
| } |
| |
| static void _sde_plane_set_scanout(struct drm_plane *plane, |
| struct sde_hw_pipe_cfg *pipe_cfg, struct drm_framebuffer *fb) |
| { |
| struct sde_plane *psde = to_sde_plane(plane); |
| int i; |
| |
| if (pipe_cfg && fb && psde->pipe_hw->ops.setup_sourceaddress) { |
| /* stride */ |
| i = min_t(int, ARRAY_SIZE(fb->pitches), SDE_MAX_PLANES); |
| while (i) { |
| --i; |
| pipe_cfg->src.ystride[i] = fb->pitches[i]; |
| } |
| |
| /* address */ |
| for (i = 0; i < ARRAY_SIZE(pipe_cfg->addr.plane); ++i) |
| pipe_cfg->addr.plane[i] = msm_framebuffer_iova(fb, |
| psde->mmu_id, i); |
| |
| /* hw driver */ |
| psde->pipe_hw->ops.setup_sourceaddress(psde->pipe_hw, pipe_cfg); |
| } |
| } |
| |
| static void _sde_plane_setup_scaler(struct drm_plane *plane, |
| uint32_t src, uint32_t dst, uint32_t *phase_steps, |
| enum sde_hw_filter *filter, struct sde_mdp_format_params *fmt, |
| uint32_t chroma_subsampling) |
| { |
| /* calcualte phase steps, leave init phase as zero */ |
| phase_steps[SDE_SSPP_COMP_0] = |
| mult_frac(1 << PHASE_STEP_SHIFT, src, dst); |
| phase_steps[SDE_SSPP_COMP_1_2] = |
| phase_steps[SDE_SSPP_COMP_0] / chroma_subsampling; |
| phase_steps[SDE_SSPP_COMP_2] = phase_steps[SDE_SSPP_COMP_1_2]; |
| phase_steps[SDE_SSPP_COMP_3] = phase_steps[SDE_SSPP_COMP_0]; |
| |
| /* calculate scaler config, if necessary */ |
| if (fmt->is_yuv || src != dst) { |
| filter[SDE_SSPP_COMP_3] = |
| (src <= dst) ? SDE_MDP_SCALE_FILTER_BIL : |
| SDE_MDP_SCALE_FILTER_PCMN; |
| |
| if (fmt->is_yuv) { |
| filter[SDE_SSPP_COMP_0] = SDE_MDP_SCALE_FILTER_CA; |
| filter[SDE_SSPP_COMP_1_2] = filter[SDE_SSPP_COMP_3]; |
| } else { |
| filter[SDE_SSPP_COMP_0] = filter[SDE_SSPP_COMP_3]; |
| filter[SDE_SSPP_COMP_1_2] = |
| SDE_MDP_SCALE_FILTER_NEAREST; |
| } |
| } else { |
| /* disable scaler */ |
| filter[SDE_SSPP_COMP_0] = SDE_MDP_SCALE_FILTER_MAX; |
| filter[SDE_SSPP_COMP_1_2] = SDE_MDP_SCALE_FILTER_MAX; |
| filter[SDE_SSPP_COMP_3] = SDE_MDP_SCALE_FILTER_MAX; |
| } |
| } |
| |
| static void _sde_plane_setup_pixel_ext(struct drm_plane *plane, |
| uint32_t src, uint32_t dst, uint32_t decimated_src, |
| uint32_t *phase_steps, uint32_t *out_src, int *out_edge1, |
| int *out_edge2, enum sde_hw_filter *filter, |
| struct sde_mdp_format_params *fmt, uint32_t chroma_subsampling, |
| bool post_compare) |
| { |
| int64_t edge1, edge2, caf; |
| uint32_t src_work; |
| int i, tmp; |
| |
| if (plane && phase_steps && out_src && out_edge1 && |
| out_edge2 && filter && fmt) { |
| /* handle CAF for YUV formats */ |
| if (fmt->is_yuv && SDE_MDP_SCALE_FILTER_CA == *filter) |
| caf = PHASE_STEP_UNIT_SCALE; |
| else |
| caf = 0; |
| |
| for (i = 0; i < SDE_MAX_PLANES; i++) { |
| src_work = decimated_src; |
| if (i == SDE_SSPP_COMP_1_2 || i == SDE_SSPP_COMP_2) |
| src_work /= chroma_subsampling; |
| if (post_compare) |
| src = src_work; |
| if (!(fmt->is_yuv) && (src == dst)) { |
| /* unity */ |
| edge1 = 0; |
| edge2 = 0; |
| } else if (dst >= src) { |
| /* upscale */ |
| edge1 = (1 << PHASE_RESIDUAL); |
| edge1 -= caf; |
| edge2 = (1 << PHASE_RESIDUAL); |
| edge2 += (dst - 1) * *(phase_steps + i); |
| edge2 -= (src_work - 1) * PHASE_STEP_UNIT_SCALE; |
| edge2 += caf; |
| edge2 = -(edge2); |
| } else { |
| /* downscale */ |
| edge1 = 0; |
| edge2 = (dst - 1) * *(phase_steps + i); |
| edge2 -= (src_work - 1) * PHASE_STEP_UNIT_SCALE; |
| edge2 += *(phase_steps + i); |
| edge2 = -(edge2); |
| } |
| |
| /* only enable CAF for luma plane */ |
| caf = 0; |
| |
| /* populate output arrays */ |
| *(out_src + i) = src_work; |
| |
| /* edge updates taken from __pxl_extn_helper */ |
| if (edge1 >= 0) { |
| tmp = (uint32_t)edge1; |
| tmp >>= PHASE_STEP_SHIFT; |
| *(out_edge1 + i) = -tmp; |
| } else { |
| tmp = (uint32_t)(-edge1); |
| *(out_edge1 + i) = |
| (tmp + PHASE_STEP_UNIT_SCALE - 1) >> |
| PHASE_STEP_SHIFT; |
| } |
| if (edge2 >= 0) { |
| tmp = (uint32_t)edge2; |
| tmp >>= PHASE_STEP_SHIFT; |
| *(out_edge2 + i) = -tmp; |
| } else { |
| tmp = (uint32_t)(-edge2); |
| *(out_edge2 + i) = |
| (tmp + PHASE_STEP_UNIT_SCALE - 1) >> |
| PHASE_STEP_SHIFT; |
| } |
| } |
| } |
| } |
| |
| static void _sde_plane_setup_csc(struct sde_plane *psde, |
| struct sde_plane_state *pstate, |
| struct sde_mdp_format_params *fmt) |
| { |
| static const struct sde_csc_cfg sde_csc_YUV2RGB_601L = { |
| { |
| 0x0254, 0x0000, 0x0331, |
| 0x0254, 0xff37, 0xfe60, |
| 0x0254, 0x0409, 0x0000, |
| }, |
| { 0xfff0, 0xff80, 0xff80,}, |
| { 0x0, 0x0, 0x0,}, |
| { 0x10, 0xeb, 0x10, 0xf0, 0x10, 0xf0,}, |
| { 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,}, |
| }; |
| |
| static const struct sde_csc_cfg sde_csc_NOP = { |
| { |
| 0x0200, 0x0000, 0x0000, |
| 0x0000, 0x0200, 0x0000, |
| 0x0000, 0x0000, 0x0200, |
| }, |
| { 0x0, 0x0, 0x0,}, |
| { 0x0, 0x0, 0x0,}, |
| { 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,}, |
| { 0x0, 0xff, 0x0, 0xff, 0x0, 0xff,}, |
| }; |
| |
| if (!psde->pipe_hw->ops.setup_csc) |
| return; |
| |
| if (fmt->is_yuv) |
| psde->pipe_hw->ops.setup_csc(psde->pipe_hw, |
| (struct sde_csc_cfg *)&sde_csc_YUV2RGB_601L); |
| else |
| psde->pipe_hw->ops.setup_csc(psde->pipe_hw, |
| (struct sde_csc_cfg *)&sde_csc_NOP); |
| } |
| |
| static int _sde_plane_mode_set(struct drm_plane *plane, |
| struct drm_crtc *crtc, struct drm_framebuffer *fb, |
| int crtc_x, int crtc_y, |
| unsigned int crtc_w, unsigned int crtc_h, |
| uint32_t src_x, uint32_t src_y, |
| uint32_t src_w, uint32_t src_h) |
| { |
| struct sde_plane *psde = to_sde_plane(plane); |
| struct sde_plane_state *pstate; |
| const struct mdp_format *format; |
| uint32_t nplanes, pix_format, tmp; |
| int i; |
| struct sde_mdp_format_params *fmt; |
| struct sde_hw_pixel_ext *pe; |
| int ret = 0; |
| |
| SDE_PLANE_DEBUG_START(); |
| nplanes = drm_format_num_planes(fb->pixel_format); |
| |
| pstate = to_sde_plane_state(plane->state); |
| |
| format = to_mdp_format(msm_framebuffer_format(fb)); |
| pix_format = format->base.pixel_format; |
| |
| /* src values are in Q16 fixed point, convert to integer */ |
| src_x = src_x >> 16; |
| src_y = src_y >> 16; |
| src_w = src_w >> 16; |
| src_h = src_h >> 16; |
| |
| DBG("%s: FB[%u] %u,%u,%u,%u -> CRTC[%u] %d,%d,%u,%u", psde->name, |
| fb->base.id, src_x, src_y, src_w, src_h, |
| crtc->base.id, crtc_x, crtc_y, crtc_w, crtc_h); |
| |
| /* update format configuration */ |
| memset(&(psde->pipe_cfg), 0, sizeof(struct sde_hw_pipe_cfg)); |
| |
| psde->pipe_cfg.src.format = sde_mdp_get_format_params(pix_format, |
| fb->modifier[0]); |
| psde->pipe_cfg.src.width = fb->width; |
| psde->pipe_cfg.src.height = fb->height; |
| psde->pipe_cfg.src.num_planes = nplanes; |
| |
| _sde_plane_set_scanout(plane, &psde->pipe_cfg, fb); |
| |
| psde->pipe_cfg.src_rect.x = src_x; |
| psde->pipe_cfg.src_rect.y = src_y; |
| psde->pipe_cfg.src_rect.w = src_w; |
| psde->pipe_cfg.src_rect.h = src_h; |
| |
| psde->pipe_cfg.dst_rect.x = crtc_x; |
| psde->pipe_cfg.dst_rect.y = crtc_y; |
| psde->pipe_cfg.dst_rect.w = crtc_w; |
| psde->pipe_cfg.dst_rect.h = crtc_h; |
| |
| psde->pipe_cfg.horz_decimation = 0; |
| psde->pipe_cfg.vert_decimation = 0; |
| |
| /* get sde pixel format definition */ |
| fmt = psde->pipe_cfg.src.format; |
| |
| /* update pixel extensions */ |
| pe = &(psde->pixel_ext); |
| if (!pe->enable_pxl_ext) { |
| uint32_t chroma_subsample_h, chroma_subsample_v; |
| |
| chroma_subsample_h = psde->pipe_cfg.horz_decimation ? 1 : |
| drm_format_horz_chroma_subsampling(pix_format); |
| chroma_subsample_v = psde->pipe_cfg.vert_decimation ? 1 : |
| drm_format_vert_chroma_subsampling(pix_format); |
| |
| memset(pe, 0, sizeof(struct sde_hw_pixel_ext)); |
| |
| /* calculate phase steps */ |
| _sde_plane_setup_scaler(plane, src_w, crtc_w, |
| pe->phase_step_x, |
| pe->horz_filter, fmt, chroma_subsample_h); |
| _sde_plane_setup_scaler(plane, src_h, crtc_h, |
| pe->phase_step_y, |
| pe->vert_filter, fmt, chroma_subsample_v); |
| |
| /* calculate left/right/top/bottom pixel extentions */ |
| tmp = DECIMATED_DIMENSION(src_w, |
| psde->pipe_cfg.horz_decimation); |
| if (fmt->is_yuv) |
| tmp &= ~0x1; |
| _sde_plane_setup_pixel_ext(plane, src_w, crtc_w, tmp, |
| pe->phase_step_x, |
| pe->roi_w, |
| pe->num_ext_pxls_left, |
| pe->num_ext_pxls_right, pe->horz_filter, fmt, |
| chroma_subsample_h, 0); |
| |
| tmp = DECIMATED_DIMENSION(src_h, |
| psde->pipe_cfg.vert_decimation); |
| _sde_plane_setup_pixel_ext(plane, src_h, crtc_h, tmp, |
| pe->phase_step_y, |
| pe->roi_h, |
| pe->num_ext_pxls_top, |
| pe->num_ext_pxls_btm, pe->vert_filter, fmt, |
| chroma_subsample_v, 1); |
| |
| for (i = 0; i < SDE_MAX_PLANES; i++) { |
| if (pe->num_ext_pxls_left[i] >= 0) |
| pe->left_rpt[i] = |
| pe->num_ext_pxls_left[i]; |
| else |
| pe->left_ftch[i] = |
| pe->num_ext_pxls_left[i]; |
| |
| if (pe->num_ext_pxls_right[i] >= 0) |
| pe->right_rpt[i] = |
| pe->num_ext_pxls_right[i]; |
| else |
| pe->right_ftch[i] = |
| pe->num_ext_pxls_right[i]; |
| |
| if (pe->num_ext_pxls_top[i] >= 0) |
| pe->top_rpt[i] = |
| pe->num_ext_pxls_top[i]; |
| else |
| pe->top_ftch[i] = |
| pe->num_ext_pxls_top[i]; |
| |
| if (pe->num_ext_pxls_btm[i] >= 0) |
| pe->btm_rpt[i] = |
| pe->num_ext_pxls_btm[i]; |
| else |
| pe->btm_ftch[i] = |
| pe->num_ext_pxls_btm[i]; |
| } |
| } |
| |
| if (psde->pipe_hw->ops.setup_sourceformat) |
| psde->pipe_hw->ops.setup_sourceformat(psde->pipe_hw, |
| &psde->pipe_cfg, 0); |
| if (psde->pipe_hw->ops.setup_rects) |
| psde->pipe_hw->ops.setup_rects(psde->pipe_hw, |
| &psde->pipe_cfg, &psde->pixel_ext); |
| |
| /* update sharpening */ |
| psde->sharp_cfg.strength = SHARP_STRENGTH_DEFAULT; |
| psde->sharp_cfg.edge_thr = SHARP_EDGE_THR_DEFAULT; |
| psde->sharp_cfg.smooth_thr = SHARP_SMOOTH_THR_DEFAULT; |
| psde->sharp_cfg.noise_thr = SHARP_NOISE_THR_DEFAULT; |
| |
| if (psde->pipe_hw->ops.setup_sharpening) |
| psde->pipe_hw->ops.setup_sharpening(psde->pipe_hw, |
| &psde->sharp_cfg); |
| |
| /* update csc */ |
| if (fmt->is_yuv) |
| _sde_plane_setup_csc(psde, pstate, fmt); |
| |
| SDE_PLANE_DEBUG_END(); |
| return ret; |
| } |
| |
| static int sde_plane_prepare_fb(struct drm_plane *plane, |
| const struct drm_plane_state *new_state) |
| { |
| struct drm_framebuffer *fb = new_state->fb; |
| struct sde_plane *psde = to_sde_plane(plane); |
| |
| if (!new_state->fb) |
| return 0; |
| |
| SDE_PLANE_DEBUG_START(); |
| SDE_PLANE_DEBUG_END(); |
| DBG("%s: prepare: FB[%u]", psde->name, fb->base.id); |
| return msm_framebuffer_prepare(fb, psde->mmu_id); |
| } |
| |
| static void sde_plane_cleanup_fb(struct drm_plane *plane, |
| const struct drm_plane_state *old_state) |
| { |
| struct drm_framebuffer *fb = old_state->fb; |
| struct sde_plane *psde = to_sde_plane(plane); |
| |
| if (!fb) |
| return; |
| |
| SDE_PLANE_DEBUG_START(); |
| SDE_PLANE_DEBUG_END(); |
| DBG("%s: cleanup: FB[%u]", psde->name, fb->base.id); |
| msm_framebuffer_cleanup(fb, psde->mmu_id); |
| } |
| |
| static int sde_plane_atomic_check(struct drm_plane *plane, |
| struct drm_plane_state *state) |
| { |
| struct sde_plane *psde = to_sde_plane(plane); |
| struct drm_plane_state *old_state = plane->state; |
| const struct mdp_format *format; |
| |
| SDE_PLANE_DEBUG_START(); |
| SDE_PLANE_DEBUG_END(); |
| DBG("%s: check (%d -> %d)", psde->name, |
| sde_plane_enabled(old_state), sde_plane_enabled(state)); |
| |
| if (sde_plane_enabled(state)) { |
| /* CIFIX: don't use mdp format? */ |
| format = to_mdp_format(msm_framebuffer_format(state->fb)); |
| if (MDP_FORMAT_IS_YUV(format) && |
| (!(psde->features & SDE_SSPP_SCALER) || |
| !(psde->features & BIT(SDE_SSPP_CSC)))) { |
| dev_err(plane->dev->dev, |
| "Pipe doesn't support YUV\n"); |
| |
| return -EINVAL; |
| } |
| |
| if (!(psde->features & SDE_SSPP_SCALER) && |
| (((state->src_w >> 16) != state->crtc_w) || |
| ((state->src_h >> 16) != state->crtc_h))) { |
| dev_err(plane->dev->dev, |
| "Pipe doesn't support scaling (%dx%d -> %dx%d)\n", |
| state->src_w >> 16, state->src_h >> 16, |
| state->crtc_w, state->crtc_h); |
| |
| return -EINVAL; |
| } |
| } |
| |
| if (sde_plane_enabled(state) && sde_plane_enabled(old_state)) { |
| /* we cannot change SMP block configuration during scanout: */ |
| bool full_modeset = false; |
| |
| if (state->fb->pixel_format != old_state->fb->pixel_format) { |
| DBG("%s: pixel_format change!", psde->name); |
| full_modeset = true; |
| } |
| if (state->src_w != old_state->src_w) { |
| DBG("%s: src_w change!", psde->name); |
| full_modeset = true; |
| } |
| if (to_sde_plane_state(old_state)->pending) { |
| DBG("%s: still pending!", psde->name); |
| full_modeset = true; |
| } |
| if (full_modeset) { |
| struct drm_crtc_state *crtc_state = |
| drm_atomic_get_crtc_state(state->state, |
| state->crtc); |
| crtc_state->mode_changed = true; |
| to_sde_plane_state(state)->mode_changed = true; |
| } |
| } else { |
| to_sde_plane_state(state)->mode_changed = true; |
| } |
| |
| return 0; |
| } |
| |
| static void sde_plane_atomic_update(struct drm_plane *plane, |
| struct drm_plane_state *old_state) |
| { |
| struct sde_plane *sde_plane = to_sde_plane(plane); |
| struct drm_plane_state *state = plane->state; |
| |
| DBG("%s: update", sde_plane->name); |
| |
| SDE_PLANE_DEBUG_START(); |
| if (!sde_plane_enabled(state)) { |
| to_sde_plane_state(state)->pending = true; |
| } else if (to_sde_plane_state(state)->mode_changed) { |
| int ret; |
| |
| to_sde_plane_state(state)->pending = true; |
| ret = _sde_plane_mode_set(plane, |
| state->crtc, state->fb, |
| state->crtc_x, state->crtc_y, |
| state->crtc_w, state->crtc_h, |
| state->src_x, state->src_y, |
| state->src_w, state->src_h); |
| /* atomic_check should have ensured that this doesn't fail */ |
| WARN_ON(ret < 0); |
| } else { |
| _sde_plane_set_scanout(plane, &sde_plane->pipe_cfg, state->fb); |
| } |
| SDE_PLANE_DEBUG_END(); |
| } |
| |
| static void _sde_plane_install_range_property(struct drm_plane *plane, |
| struct drm_device *dev, const char *name, |
| uint64_t min, uint64_t max, uint64_t init, |
| struct drm_property **prop) |
| { |
| if (plane && dev && name && prop) { |
| /* only create the property once */ |
| if (*prop == 0) { |
| *prop = drm_property_create_range(dev, |
| 0 /* flags */, name, min, max); |
| if (*prop == 0) |
| dev_warn(dev->dev, |
| "Create property %s failed\n", name); |
| } |
| |
| /* always attach property, if created */ |
| if (*prop) |
| drm_object_attach_property(&plane->base, *prop, init); |
| } |
| } |
| |
| static void _sde_plane_install_blob_property(struct drm_plane *plane, |
| struct drm_device *dev, const char *name, |
| struct drm_property **prop) |
| { |
| } |
| |
| /* helper to install properties which are common to planes and crtcs */ |
| static void _sde_plane_install_properties(struct drm_plane *plane, |
| struct drm_mode_object *obj) |
| { |
| struct drm_device *dev = plane->dev; |
| struct msm_drm_private *dev_priv = dev->dev_private; |
| |
| SDE_PLANE_DEBUG_START(); |
| |
| /* range/enum properties */ |
| _sde_plane_install_range_property(plane, dev, "zpos", 1, 255, 1, |
| &(dev_priv->plane_property[PLANE_PROP_ZPOS])); |
| |
| /* blob properties */ |
| _sde_plane_install_blob_property(plane, dev, "pixext", |
| &(dev_priv->plane_property[PLANE_PROP_PIXEXT])); |
| |
| SDE_PLANE_DEBUG_END(); |
| } |
| |
| static int sde_plane_atomic_set_property(struct drm_plane *plane, |
| struct drm_plane_state *state, struct drm_property *property, |
| uint64_t val) |
| { |
| struct drm_device *dev = plane->dev; |
| struct sde_plane_state *pstate; |
| struct drm_property_blob *blob, **prop_blob; |
| struct msm_drm_private *dev_priv = dev->dev_private; |
| int idx, ret = -EINVAL; |
| |
| SDE_PLANE_DEBUG_START(); |
| |
| pstate = to_sde_plane_state(state); |
| |
| for (idx = 0; idx < PLANE_PROP_COUNT && ret; ++idx) { |
| if (dev_priv->plane_property[idx] == property) { |
| DBG("Set property %d <= %d", idx, (int)val); |
| |
| /* FUTURE: Add special handling here */ |
| if (property->flags & DRM_MODE_PROP_BLOB) { |
| blob = drm_property_lookup_blob(dev, |
| (uint32_t)val); |
| if (!blob) { |
| dev_err(dev->dev, "Blob not found\n"); |
| val = 0; |
| } else { |
| val = blob->base.id; |
| |
| /* save blobs for later */ |
| prop_blob = |
| &pstate->property_blobs[idx - |
| PLANE_PROP_FIRSTBLOB]; |
| /* need to clear previous reference */ |
| if (*prop_blob) |
| drm_property_unreference_blob( |
| *prop_blob); |
| *prop_blob = blob; |
| } |
| } |
| pstate->property_values[idx] = val; |
| ret = 0; |
| } |
| } |
| |
| if (ret == -EINVAL) |
| dev_err(dev->dev, "Invalid property set\n"); |
| |
| SDE_PLANE_DEBUG_END(); |
| return ret; |
| } |
| |
| static int sde_plane_set_property(struct drm_plane *plane, |
| struct drm_property *property, uint64_t val) |
| { |
| int rc; |
| |
| SDE_PLANE_DEBUG_START(); |
| rc = sde_plane_atomic_set_property(plane, plane->state, property, |
| val); |
| SDE_PLANE_DEBUG_END(); |
| return rc; |
| } |
| |
| static int sde_plane_atomic_get_property(struct drm_plane *plane, |
| const struct drm_plane_state *state, |
| struct drm_property *property, uint64_t *val) |
| { |
| struct drm_device *dev = plane->dev; |
| struct sde_plane_state *pstate; |
| struct msm_drm_private *dev_priv = dev->dev_private; |
| int idx, ret = -EINVAL; |
| |
| SDE_PLANE_DEBUG_START(); |
| |
| pstate = to_sde_plane_state(state); |
| |
| for (idx = 0; idx < PLANE_PROP_COUNT; ++idx) { |
| if (dev_priv->plane_property[idx] == property) { |
| *val = pstate->property_values[idx]; |
| DBG("Get property %d %lld", idx, *val); |
| ret = 0; |
| break; |
| } |
| } |
| |
| if (ret == -EINVAL) |
| dev_err(dev->dev, "Invalid property get\n"); |
| |
| SDE_PLANE_DEBUG_END(); |
| |
| return ret; |
| } |
| |
| static void sde_plane_destroy(struct drm_plane *plane) |
| { |
| struct sde_plane *psde = to_sde_plane(plane); |
| |
| SDE_PLANE_DEBUG_START(); |
| |
| if (psde->pipe_hw) |
| sde_hw_sspp_destroy(psde->pipe_hw); |
| |
| drm_plane_helper_disable(plane); |
| |
| /* this will destroy the states as well */ |
| drm_plane_cleanup(plane); |
| |
| kfree(psde); |
| |
| SDE_PLANE_DEBUG_END(); |
| } |
| |
| static void sde_plane_destroy_state(struct drm_plane *plane, |
| struct drm_plane_state *state) |
| { |
| struct sde_plane_state *pstate; |
| int i; |
| |
| SDE_PLANE_DEBUG_START(); |
| |
| /* remove ref count for frame buffers */ |
| if (state->fb) |
| drm_framebuffer_unreference(state->fb); |
| |
| pstate = to_sde_plane_state(state); |
| |
| /* remove ref count for blobs */ |
| for (i = 0; i < PLANE_PROP_BLOBCOUNT; ++i) |
| if (pstate->property_blobs[i]) |
| drm_property_unreference_blob( |
| pstate->property_blobs[i]); |
| |
| kfree(pstate); |
| |
| SDE_PLANE_DEBUG_END(); |
| } |
| |
| static struct drm_plane_state * |
| sde_plane_duplicate_state(struct drm_plane *plane) |
| { |
| struct sde_plane_state *pstate; |
| int i; |
| |
| if (WARN_ON(!plane->state)) |
| return NULL; |
| |
| SDE_PLANE_DEBUG_START(); |
| pstate = kmemdup(to_sde_plane_state(plane->state), |
| sizeof(*pstate), GFP_KERNEL); |
| if (pstate) { |
| /* add ref count for frame buffer */ |
| if (pstate->base.fb) |
| drm_framebuffer_reference(pstate->base.fb); |
| |
| /* add ref count for blobs */ |
| for (i = 0; i < PLANE_PROP_BLOBCOUNT; ++i) |
| if (pstate->property_blobs[i]) |
| drm_property_reference_blob( |
| pstate->property_blobs[i]); |
| |
| pstate->mode_changed = false; |
| pstate->pending = false; |
| } |
| SDE_PLANE_DEBUG_END(); |
| |
| return pstate ? &pstate->base : NULL; |
| } |
| |
| static void sde_plane_reset(struct drm_plane *plane) |
| { |
| struct sde_plane_state *pstate; |
| |
| SDE_PLANE_DEBUG_START(); |
| if (plane->state && plane->state->fb) |
| drm_framebuffer_unreference(plane->state->fb); |
| |
| kfree(to_sde_plane_state(plane->state)); |
| pstate = kzalloc(sizeof(*pstate), GFP_KERNEL); |
| |
| memset(pstate, 0, sizeof(struct sde_plane_state)); |
| |
| /* assign default blend parameters */ |
| pstate->property_values[PLANE_PROP_ALPHA] = 255; |
| pstate->property_values[PLANE_PROP_PREMULTIPLIED] = 0; |
| |
| if (plane->type == DRM_PLANE_TYPE_PRIMARY) |
| pstate->property_values[PLANE_PROP_ZPOS] = STAGE_BASE; |
| else |
| pstate->property_values[PLANE_PROP_ZPOS] = |
| STAGE0 + drm_plane_index(plane); |
| |
| pstate->base.plane = plane; |
| |
| plane->state = &pstate->base; |
| SDE_PLANE_DEBUG_END(); |
| } |
| |
| static const struct drm_plane_funcs sde_plane_funcs = { |
| .update_plane = drm_atomic_helper_update_plane, |
| .disable_plane = drm_atomic_helper_disable_plane, |
| .destroy = sde_plane_destroy, |
| .set_property = sde_plane_set_property, |
| .atomic_set_property = sde_plane_atomic_set_property, |
| .atomic_get_property = sde_plane_atomic_get_property, |
| .reset = sde_plane_reset, |
| .atomic_duplicate_state = sde_plane_duplicate_state, |
| .atomic_destroy_state = sde_plane_destroy_state, |
| }; |
| |
| static const struct drm_plane_helper_funcs sde_plane_helper_funcs = { |
| .prepare_fb = sde_plane_prepare_fb, |
| .cleanup_fb = sde_plane_cleanup_fb, |
| .atomic_check = sde_plane_atomic_check, |
| .atomic_update = sde_plane_atomic_update, |
| }; |
| |
| enum sde_sspp sde_plane_pipe(struct drm_plane *plane) |
| { |
| struct sde_plane *sde_plane = to_sde_plane(plane); |
| |
| return sde_plane->pipe; |
| } |
| |
| /* initialize plane */ |
| struct drm_plane *sde_plane_init(struct drm_device *dev, |
| uint32_t pipe, bool private_plane) |
| { |
| static const char tmp_name[] = "---"; |
| struct drm_plane *plane = NULL; |
| struct sde_plane *psde; |
| struct msm_drm_private *priv; |
| struct sde_kms *kms; |
| struct sde_mdss_cfg *sde_cat; |
| int ret; |
| enum drm_plane_type type; |
| |
| priv = dev->dev_private; |
| if (!priv) { |
| DRM_ERROR("[%u]Private data is NULL\n", pipe); |
| goto exit; |
| } |
| |
| if (!priv->kms) { |
| DRM_ERROR("[%u]Invalid KMS reference\n", pipe); |
| goto exit; |
| } |
| kms = to_sde_kms(priv->kms); |
| |
| psde = kzalloc(sizeof(*psde), GFP_KERNEL); |
| if (!psde) { |
| ret = -ENOMEM; |
| goto fail; |
| } |
| |
| memset(psde, 0, sizeof(*psde)); |
| |
| plane = &psde->base; |
| |
| psde->pipe = pipe; |
| psde->name = tmp_name; |
| |
| if (kms) { |
| /* mmu id for buffer mapping */ |
| psde->mmu_id = kms->mmu_id; |
| |
| /* check catalog for features mask */ |
| sde_cat = kms->catalog; |
| if (sde_cat) |
| psde->features = sde_cat->sspp[pipe].features; |
| } |
| psde->nformats = mdp_get_formats(psde->formats, |
| ARRAY_SIZE(psde->formats), |
| !(psde->features & BIT(SDE_SSPP_CSC)) || |
| !(psde->features & SDE_SSPP_SCALER)); |
| |
| type = private_plane ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY; |
| ret = drm_universal_plane_init(dev, plane, 0xff, &sde_plane_funcs, |
| psde->formats, psde->nformats, |
| type); |
| if (ret) |
| goto fail; |
| |
| drm_plane_helper_add(plane, &sde_plane_helper_funcs); |
| |
| _sde_plane_install_properties(plane, &plane->base); |
| |
| psde->pipe_hw = sde_hw_sspp_init(pipe, kms->mmio, sde_cat); |
| if (IS_ERR(psde->pipe_hw)) { |
| ret = PTR_ERR(psde->pipe_hw); |
| psde->pipe_hw = NULL; |
| goto fail; |
| } |
| |
| pr_err("%s: Successfully created plane\n", __func__); |
| return plane; |
| |
| fail: |
| pr_err("%s: Plane creation failed\n", __func__); |
| if (plane) |
| sde_plane_destroy(plane); |
| exit: |
| return ERR_PTR(ret); |
| } |