diff options
Diffstat (limited to 'drivers/gpu/drm/msm/mdp4/mdp4_plane.c')
| -rw-r--r-- | drivers/gpu/drm/msm/mdp4/mdp4_plane.c | 243 |
1 files changed, 0 insertions, 243 deletions
diff --git a/drivers/gpu/drm/msm/mdp4/mdp4_plane.c b/drivers/gpu/drm/msm/mdp4/mdp4_plane.c deleted file mode 100644 index 3468229d58b..00000000000 --- a/drivers/gpu/drm/msm/mdp4/mdp4_plane.c +++ /dev/null @@ -1,243 +0,0 @@ -/* - * Copyright (C) 2013 Red Hat - * Author: Rob Clark <robdclark@gmail.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License 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. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include "mdp4_kms.h" - - -struct mdp4_plane { - struct drm_plane base; - const char *name; - - enum mpd4_pipe pipe; - - uint32_t nformats; - uint32_t formats[32]; - - bool enabled; -}; -#define to_mdp4_plane(x) container_of(x, struct mdp4_plane, base) - -static struct mdp4_kms *get_kms(struct drm_plane *plane) -{ - struct msm_drm_private *priv = plane->dev->dev_private; - return to_mdp4_kms(priv->kms); -} - -static int mdp4_plane_update(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 mdp4_plane *mdp4_plane = to_mdp4_plane(plane); - - mdp4_plane->enabled = true; - - if (plane->fb) - drm_framebuffer_unreference(plane->fb); - - drm_framebuffer_reference(fb); - - return mdp4_plane_mode_set(plane, crtc, fb, - crtc_x, crtc_y, crtc_w, crtc_h, - src_x, src_y, src_w, src_h); -} - -static int mdp4_plane_disable(struct drm_plane *plane) -{ - struct mdp4_plane *mdp4_plane = to_mdp4_plane(plane); - DBG("%s: TODO", mdp4_plane->name); // XXX - return 0; -} - -static void mdp4_plane_destroy(struct drm_plane *plane) -{ - struct mdp4_plane *mdp4_plane = to_mdp4_plane(plane); - - mdp4_plane_disable(plane); - drm_plane_cleanup(plane); - - kfree(mdp4_plane); -} - -/* helper to install properties which are common to planes and crtcs */ -void mdp4_plane_install_properties(struct drm_plane *plane, - struct drm_mode_object *obj) -{ - // XXX -} - -int mdp4_plane_set_property(struct drm_plane *plane, - struct drm_property *property, uint64_t val) -{ - // XXX - return -EINVAL; -} - -static const struct drm_plane_funcs mdp4_plane_funcs = { - .update_plane = mdp4_plane_update, - .disable_plane = mdp4_plane_disable, - .destroy = mdp4_plane_destroy, - .set_property = mdp4_plane_set_property, -}; - -void mdp4_plane_set_scanout(struct drm_plane *plane, - struct drm_framebuffer *fb) -{ - struct mdp4_plane *mdp4_plane = to_mdp4_plane(plane); - struct mdp4_kms *mdp4_kms = get_kms(plane); - enum mpd4_pipe pipe = mdp4_plane->pipe; - uint32_t iova; - - mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_STRIDE_A(pipe), - MDP4_PIPE_SRC_STRIDE_A_P0(fb->pitches[0]) | - MDP4_PIPE_SRC_STRIDE_A_P1(fb->pitches[1])); - - mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_STRIDE_B(pipe), - MDP4_PIPE_SRC_STRIDE_B_P2(fb->pitches[2]) | - MDP4_PIPE_SRC_STRIDE_B_P3(fb->pitches[3])); - - msm_gem_get_iova(msm_framebuffer_bo(fb, 0), mdp4_kms->id, &iova); - mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRCP0_BASE(pipe), iova); - - plane->fb = fb; -} - -#define MDP4_VG_PHASE_STEP_DEFAULT 0x20000000 - -int mdp4_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 mdp4_plane *mdp4_plane = to_mdp4_plane(plane); - struct mdp4_kms *mdp4_kms = get_kms(plane); - enum mpd4_pipe pipe = mdp4_plane->pipe; - const struct mdp4_format *format; - uint32_t op_mode = 0; - uint32_t phasex_step = MDP4_VG_PHASE_STEP_DEFAULT; - uint32_t phasey_step = MDP4_VG_PHASE_STEP_DEFAULT; - - /* 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; - - if (src_w != crtc_w) { - op_mode |= MDP4_PIPE_OP_MODE_SCALEX_EN; - /* TODO calc phasex_step */ - } - - if (src_h != crtc_h) { - op_mode |= MDP4_PIPE_OP_MODE_SCALEY_EN; - /* TODO calc phasey_step */ - } - - mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_SIZE(pipe), - MDP4_PIPE_SRC_SIZE_WIDTH(src_w) | - MDP4_PIPE_SRC_SIZE_HEIGHT(src_h)); - - mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_XY(pipe), - MDP4_PIPE_SRC_XY_X(src_x) | - MDP4_PIPE_SRC_XY_Y(src_y)); - - mdp4_write(mdp4_kms, REG_MDP4_PIPE_DST_SIZE(pipe), - MDP4_PIPE_DST_SIZE_WIDTH(crtc_w) | - MDP4_PIPE_DST_SIZE_HEIGHT(crtc_h)); - - mdp4_write(mdp4_kms, REG_MDP4_PIPE_DST_XY(pipe), - MDP4_PIPE_SRC_XY_X(crtc_x) | - MDP4_PIPE_SRC_XY_Y(crtc_y)); - - mdp4_plane_set_scanout(plane, fb); - - format = to_mdp4_format(msm_framebuffer_format(fb)); - - mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_FORMAT(pipe), - MDP4_PIPE_SRC_FORMAT_A_BPC(format->bpc_a) | - MDP4_PIPE_SRC_FORMAT_R_BPC(format->bpc_r) | - MDP4_PIPE_SRC_FORMAT_G_BPC(format->bpc_g) | - MDP4_PIPE_SRC_FORMAT_B_BPC(format->bpc_b) | - COND(format->alpha_enable, MDP4_PIPE_SRC_FORMAT_ALPHA_ENABLE) | - MDP4_PIPE_SRC_FORMAT_CPP(format->cpp - 1) | - MDP4_PIPE_SRC_FORMAT_UNPACK_COUNT(format->unpack_count - 1) | - COND(format->unpack_tight, MDP4_PIPE_SRC_FORMAT_UNPACK_TIGHT)); - - mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_UNPACK(pipe), - MDP4_PIPE_SRC_UNPACK_ELEM0(format->unpack[0]) | - MDP4_PIPE_SRC_UNPACK_ELEM1(format->unpack[1]) | - MDP4_PIPE_SRC_UNPACK_ELEM2(format->unpack[2]) | - MDP4_PIPE_SRC_UNPACK_ELEM3(format->unpack[3])); - - mdp4_write(mdp4_kms, REG_MDP4_PIPE_OP_MODE(pipe), op_mode); - mdp4_write(mdp4_kms, REG_MDP4_PIPE_PHASEX_STEP(pipe), phasex_step); - mdp4_write(mdp4_kms, REG_MDP4_PIPE_PHASEY_STEP(pipe), phasey_step); - - plane->crtc = crtc; - - return 0; -} - -static const char *pipe_names[] = { - "VG1", "VG2", - "RGB1", "RGB2", "RGB3", - "VG3", "VG4", -}; - -enum mpd4_pipe mdp4_plane_pipe(struct drm_plane *plane) -{ - struct mdp4_plane *mdp4_plane = to_mdp4_plane(plane); - return mdp4_plane->pipe; -} - -/* initialize plane */ -struct drm_plane *mdp4_plane_init(struct drm_device *dev, - enum mpd4_pipe pipe_id, bool private_plane) -{ - struct msm_drm_private *priv = dev->dev_private; - struct drm_plane *plane = NULL; - struct mdp4_plane *mdp4_plane; - int ret; - - mdp4_plane = kzalloc(sizeof(*mdp4_plane), GFP_KERNEL); - if (!mdp4_plane) { - ret = -ENOMEM; - goto fail; - } - - plane = &mdp4_plane->base; - - mdp4_plane->pipe = pipe_id; - mdp4_plane->name = pipe_names[pipe_id]; - - drm_plane_init(dev, plane, (1 << priv->num_crtcs) - 1, &mdp4_plane_funcs, - mdp4_plane->formats, mdp4_plane->nformats, private_plane); - - mdp4_plane_install_properties(plane, &plane->base); - - return plane; - -fail: - if (plane) - mdp4_plane_destroy(plane); - - return ERR_PTR(ret); -} |