diff options
Diffstat (limited to 'drivers/gpu/drm/tidss')
| -rw-r--r-- | drivers/gpu/drm/tidss/tidss_crtc.c | 55 | ||||
| -rw-r--r-- | drivers/gpu/drm/tidss/tidss_crtc.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/tidss/tidss_dispc.c | 55 | ||||
| -rw-r--r-- | drivers/gpu/drm/tidss/tidss_dispc.h | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/tidss/tidss_kms.c | 52 |
5 files changed, 133 insertions, 36 deletions
diff --git a/drivers/gpu/drm/tidss/tidss_crtc.c b/drivers/gpu/drm/tidss/tidss_crtc.c index 032c31ee2820..d4ce9bab8c7e 100644 --- a/drivers/gpu/drm/tidss/tidss_crtc.c +++ b/drivers/gpu/drm/tidss/tidss_crtc.c @@ -17,6 +17,7 @@ #include "tidss_dispc.h" #include "tidss_drv.h" #include "tidss_irq.h" +#include "tidss_plane.h" /* Page flip and frame done IRQs */ @@ -111,6 +112,54 @@ static int tidss_crtc_atomic_check(struct drm_crtc *crtc, return dispc_vp_bus_check(dispc, hw_videoport, state); } +/* + * This needs all affected planes to be present in the atomic + * state. The untouched planes are added to the state in + * tidss_atomic_check(). + */ +static void tidss_crtc_position_planes(struct tidss_device *tidss, + struct drm_crtc *crtc, + struct drm_crtc_state *old_state, + bool newmodeset) +{ + struct drm_atomic_state *ostate = old_state->state; + struct tidss_crtc *tcrtc = to_tidss_crtc(crtc); + struct drm_crtc_state *cstate = crtc->state; + int layer; + + if (!newmodeset && !cstate->zpos_changed && + !to_tidss_crtc_state(cstate)->plane_pos_changed) + return; + + for (layer = 0; layer < tidss->feat->num_planes; layer++) { + struct drm_plane_state *pstate; + struct drm_plane *plane; + bool layer_active = false; + int i; + + for_each_new_plane_in_state(ostate, plane, pstate, i) { + if (pstate->crtc != crtc || !pstate->visible) + continue; + + if (pstate->normalized_zpos == layer) { + layer_active = true; + break; + } + } + + if (layer_active) { + struct tidss_plane *tplane = to_tidss_plane(plane); + + dispc_ovr_set_plane(tidss->dispc, tplane->hw_plane_id, + tcrtc->hw_videoport, + pstate->crtc_x, pstate->crtc_y, + layer); + } + dispc_ovr_enable_layer(tidss->dispc, tcrtc->hw_videoport, layer, + layer_active); + } +} + static void tidss_crtc_atomic_flush(struct drm_crtc *crtc, struct drm_crtc_state *old_crtc_state) { @@ -146,6 +195,9 @@ static void tidss_crtc_atomic_flush(struct drm_crtc *crtc, /* Write vp properties to HW if needed. */ dispc_vp_setup(tidss->dispc, tcrtc->hw_videoport, crtc->state, false); + /* Update plane positions if needed. */ + tidss_crtc_position_planes(tidss, crtc, old_crtc_state, false); + WARN_ON(drm_crtc_vblank_get(crtc) != 0); spin_lock_irqsave(&ddev->event_lock, flags); @@ -183,6 +235,7 @@ static void tidss_crtc_atomic_enable(struct drm_crtc *crtc, return; dispc_vp_setup(tidss->dispc, tcrtc->hw_videoport, crtc->state, true); + tidss_crtc_position_planes(tidss, crtc, old_state, true); /* Turn vertical blanking interrupt reporting on. */ drm_crtc_vblank_on(crtc); @@ -318,6 +371,8 @@ static struct drm_crtc_state *tidss_crtc_duplicate_state(struct drm_crtc *crtc) __drm_atomic_helper_crtc_duplicate_state(crtc, &state->base); + state->plane_pos_changed = false; + state->bus_format = current_state->bus_format; state->bus_flags = current_state->bus_flags; diff --git a/drivers/gpu/drm/tidss/tidss_crtc.h b/drivers/gpu/drm/tidss/tidss_crtc.h index df9d90b1ad2d..09e773666228 100644 --- a/drivers/gpu/drm/tidss/tidss_crtc.h +++ b/drivers/gpu/drm/tidss/tidss_crtc.h @@ -32,6 +32,8 @@ struct tidss_crtc_state { /* Must be first. */ struct drm_crtc_state base; + bool plane_pos_changed; + u32 bus_format; u32 bus_flags; }; diff --git a/drivers/gpu/drm/tidss/tidss_dispc.c b/drivers/gpu/drm/tidss/tidss_dispc.c index eeb160dc047b..e79dad246b1e 100644 --- a/drivers/gpu/drm/tidss/tidss_dispc.c +++ b/drivers/gpu/drm/tidss/tidss_dispc.c @@ -281,11 +281,6 @@ struct dss_vp_data { u32 *gamma_table; }; -struct dss_plane_data { - u32 zorder; - u32 hw_videoport; -}; - struct dispc_device { struct tidss_device *tidss; struct device *dev; @@ -307,8 +302,6 @@ struct dispc_device { struct dss_vp_data vp_data[TIDSS_MAX_PORTS]; - struct dss_plane_data plane_data[TIDSS_MAX_PLANES]; - u32 *fourccs; u32 num_fourccs; @@ -1247,7 +1240,7 @@ int dispc_vp_set_clk_rate(struct dispc_device *dispc, u32 hw_videoport, /* OVR */ static void dispc_k2g_ovr_set_plane(struct dispc_device *dispc, u32 hw_plane, u32 hw_videoport, - u32 x, u32 y, u32 zpos) + u32 x, u32 y, u32 layer) { /* On k2g there is only one plane and no need for ovr */ dispc_vid_write(dispc, hw_plane, DISPC_VID_K2G_POSITION, @@ -1256,44 +1249,43 @@ static void dispc_k2g_ovr_set_plane(struct dispc_device *dispc, static void dispc_am65x_ovr_set_plane(struct dispc_device *dispc, u32 hw_plane, u32 hw_videoport, - u32 x, u32 y, u32 zpos) + u32 x, u32 y, u32 layer) { - OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(zpos), + OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(layer), hw_plane, 4, 1); - OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(zpos), + OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(layer), x, 17, 6); - OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(zpos), + OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(layer), y, 30, 19); } static void dispc_j721e_ovr_set_plane(struct dispc_device *dispc, u32 hw_plane, u32 hw_videoport, - u32 x, u32 y, u32 zpos) + u32 x, u32 y, u32 layer) { - OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(zpos), + OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(layer), hw_plane, 4, 1); - OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES2(zpos), + OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES2(layer), x, 13, 0); - OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES2(zpos), + OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES2(layer), y, 29, 16); } -static void dispc_ovr_set_plane(struct dispc_device *dispc, - u32 hw_plane, u32 hw_videoport, - u32 x, u32 y, u32 zpos) +void dispc_ovr_set_plane(struct dispc_device *dispc, u32 hw_plane, + u32 hw_videoport, u32 x, u32 y, u32 layer) { switch (dispc->feat->subrev) { case DISPC_K2G: dispc_k2g_ovr_set_plane(dispc, hw_plane, hw_videoport, - x, y, zpos); + x, y, layer); break; case DISPC_AM65X: dispc_am65x_ovr_set_plane(dispc, hw_plane, hw_videoport, - x, y, zpos); + x, y, layer); break; case DISPC_J721E: dispc_j721e_ovr_set_plane(dispc, hw_plane, hw_videoport, - x, y, zpos); + x, y, layer); break; default: WARN_ON(1); @@ -1301,10 +1293,13 @@ static void dispc_ovr_set_plane(struct dispc_device *dispc, } } -static void dispc_ovr_enable_plane(struct dispc_device *dispc, - u32 hw_videoport, u32 zpos, bool enable) +void dispc_ovr_enable_layer(struct dispc_device *dispc, + u32 hw_videoport, u32 layer, bool enable) { - OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(zpos), + if (dispc->feat->subrev == DISPC_K2G) + return; + + OVR_REG_FLD_MOD(dispc, hw_videoport, DISPC_OVR_ATTRIBUTES(layer), !!enable, 0, 0); } @@ -2070,21 +2065,11 @@ int dispc_plane_setup(struct dispc_device *dispc, u32 hw_plane, VID_REG_FLD_MOD(dispc, hw_plane, DISPC_VID_ATTRIBUTES, 0, 28, 28); - dispc_ovr_set_plane(dispc, hw_plane, hw_videoport, - state->crtc_x, state->crtc_y, - state->normalized_zpos); - - dispc->plane_data[hw_plane].zorder = state->normalized_zpos; - dispc->plane_data[hw_plane].hw_videoport = hw_videoport; - return 0; } int dispc_plane_enable(struct dispc_device *dispc, u32 hw_plane, bool enable) { - dispc_ovr_enable_plane(dispc, dispc->plane_data[hw_plane].hw_videoport, - dispc->plane_data[hw_plane].zorder, enable); - VID_REG_FLD_MOD(dispc, hw_plane, DISPC_VID_ATTRIBUTES, !!enable, 0, 0); return 0; diff --git a/drivers/gpu/drm/tidss/tidss_dispc.h b/drivers/gpu/drm/tidss/tidss_dispc.h index e65e6a2bb821..a4a68249e44b 100644 --- a/drivers/gpu/drm/tidss/tidss_dispc.h +++ b/drivers/gpu/drm/tidss/tidss_dispc.h @@ -94,6 +94,11 @@ extern const struct dispc_features dispc_j721e_feats; void dispc_set_irqenable(struct dispc_device *dispc, dispc_irq_t mask); dispc_irq_t dispc_read_and_clear_irqstatus(struct dispc_device *dispc); +void dispc_ovr_set_plane(struct dispc_device *dispc, u32 hw_plane, + u32 hw_videoport, u32 x, u32 y, u32 layer); +void dispc_ovr_enable_layer(struct dispc_device *dispc, + u32 hw_videoport, u32 layer, bool enable); + void dispc_vp_prepare(struct dispc_device *dispc, u32 hw_videoport, const struct drm_crtc_state *state); void dispc_vp_enable(struct dispc_device *dispc, u32 hw_videoport, diff --git a/drivers/gpu/drm/tidss/tidss_kms.c b/drivers/gpu/drm/tidss/tidss_kms.c index 3b6f8d54a016..7d419960b030 100644 --- a/drivers/gpu/drm/tidss/tidss_kms.c +++ b/drivers/gpu/drm/tidss/tidss_kms.c @@ -47,9 +47,59 @@ static const struct drm_mode_config_helper_funcs mode_config_helper_funcs = { .atomic_commit_tail = tidss_atomic_commit_tail, }; +static int tidss_atomic_check(struct drm_device *ddev, + struct drm_atomic_state *state) +{ + struct drm_plane_state *opstate; + struct drm_plane_state *npstate; + struct drm_plane *plane; + struct drm_crtc_state *cstate; + struct drm_crtc *crtc; + int ret, i; + + ret = drm_atomic_helper_check(ddev, state); + if (ret) + return ret; + + /* + * Add all active planes on a CRTC to the atomic state, if + * x/y/z position or activity of any plane on that CRTC + * changes. This is needed for updating the plane positions in + * tidss_crtc_position_planes() which is called from + * crtc_atomic_enable() and crtc_atomic_flush(). We have an + * extra flag to to mark x,y-position changes and together + * with zpos_changed the condition recognizes all the above + * cases. + */ + for_each_oldnew_plane_in_state(state, plane, opstate, npstate, i) { + if (!npstate->crtc || !npstate->visible) + continue; + + if (!opstate->crtc || opstate->crtc_x != npstate->crtc_x || + opstate->crtc_y != npstate->crtc_y) { + cstate = drm_atomic_get_crtc_state(state, + npstate->crtc); + if (IS_ERR(cstate)) + return PTR_ERR(cstate); + to_tidss_crtc_state(cstate)->plane_pos_changed = true; + } + } + + for_each_new_crtc_in_state(state, crtc, cstate, i) { + if (to_tidss_crtc_state(cstate)->plane_pos_changed || + cstate->zpos_changed) { + ret = drm_atomic_add_affected_planes(state, crtc); + if (ret) + return ret; + } + } + + return 0; +} + static const struct drm_mode_config_funcs mode_config_funcs = { .fb_create = drm_gem_fb_create, - .atomic_check = drm_atomic_helper_check, + .atomic_check = tidss_atomic_check, .atomic_commit = drm_atomic_helper_commit, }; |