MDP5 currently support one single CRTC with its private pipe.
This change allows the configuration of multiple CRTCs with
the possibility to attach several public planes to these CRTCs.
Signed-off-by: Stephane Viau <sviau@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
mdp/mdp4/mdp4_kms.o \
mdp/mdp4/mdp4_plane.o \
mdp/mdp5/mdp5_cfg.o \
+ mdp/mdp5/mdp5_ctl.o \
mdp/mdp5/mdp5_crtc.o \
mdp/mdp5/mdp5_encoder.o \
mdp/mdp5/mdp5_irq.o \
*/
extern const struct mdp5_cfg_hw *mdp5_cfg;
+#define MAX_CTL 8
#define MAX_BASES 8
#define MAX_SMP_BLOCKS 44
#define MAX_CLIENTS 32
/*
+ * Copyright (c) 2014 The Linux Foundation. All rights reserved.
* Copyright (C) 2013 Red Hat
* Author: Rob Clark <robdclark@gmail.com>
*
#include "drm_crtc_helper.h"
#include "drm_flip_work.h"
+#define SSPP_MAX (SSPP_RGB3 + 1) /* TODO: Add SSPP_MAX in mdp5.xml.h */
+
struct mdp5_crtc {
struct drm_crtc base;
char name[8];
int id;
bool enabled;
- /* which mixer/encoder we route output to: */
- int mixer;
+ /* layer mixer used for this CRTC (+ its lock): */
+#define GET_LM_ID(crtc_id) ((crtc_id == 3) ? 5 : crtc_id)
+ int lm;
+ spinlock_t lm_lock; /* protect REG_MDP5_LM_* registers */
+
+ /* CTL used for this CRTC: */
+ void *ctl;
/* if there is a pending flip, these will be non-null: */
struct drm_pending_vblank_event *event;
mdp_irq_register(&get_kms(crtc)->base, &mdp5_crtc->vblank);
}
-static void crtc_flush(struct drm_crtc *crtc)
+#define mdp5_lm_get_flush(lm) mdp_ctl_flush_mask_lm(lm)
+
+static void crtc_flush(struct drm_crtc *crtc, u32 flush_mask)
+{
+ struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
+
+ DBG("%s: flush=%08x", mdp5_crtc->name, flush_mask);
+ mdp5_ctl_commit(mdp5_crtc->ctl, flush_mask);
+}
+
+/*
+ * flush updates, to make sure hw is updated to new scanout fb,
+ * so that we can safely queue unref to current fb (ie. next
+ * vblank we know hw is done w/ previous scanout_fb).
+ */
+static void crtc_flush_all(struct drm_crtc *crtc)
{
struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
- struct mdp5_kms *mdp5_kms = get_kms(crtc);
- int id = mdp5_crtc->id;
struct drm_plane *plane;
- uint32_t flush = 0;
+ uint32_t flush_mask = 0;
+
+ /* we could have already released CTL in the disable path: */
+ if (!mdp5_crtc->ctl)
+ return;
for_each_plane_on_crtc(crtc, plane) {
- enum mdp5_pipe pipe = mdp5_plane_pipe(plane);
- flush |= pipe2flush(pipe);
+ flush_mask |= mdp5_plane_get_flush(plane);
}
+ flush_mask |= mdp5_ctl_get_flush(mdp5_crtc->ctl);
+ flush_mask |= mdp5_lm_get_flush(mdp5_crtc->lm);
- flush |= mixer2flush(mdp5_crtc->id);
- flush |= MDP5_CTL_FLUSH_CTL;
-
- DBG("%s: flush=%08x", mdp5_crtc->name, flush);
-
- mdp5_write(mdp5_kms, REG_MDP5_CTL_FLUSH(id), flush);
+ crtc_flush(crtc, flush_mask);
}
static void update_fb(struct drm_crtc *crtc, struct drm_framebuffer *new_fb)
{
struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
- /* flush updates, to make sure hw is updated to new scanout fb,
- * so that we can safely queue unref to current fb (ie. next
- * vblank we know hw is done w/ previous scanout_fb).
- */
- crtc_flush(crtc);
-
if (mdp5_crtc->scanout_fb)
drm_flip_work_queue(&mdp5_crtc->unref_fb_work,
mdp5_crtc->scanout_fb);
drm_framebuffer_reference(fb);
mdp5_plane_set_scanout(crtc->primary, fb);
update_scanout(crtc, fb);
+ crtc_flush_all(crtc);
}
static void unref_fb_worker(struct drm_flip_work *work, void *val)
return true;
}
+/*
+ * blend_setup() - blend all the planes of a CRTC
+ *
+ * When border is enabled, the border color will ALWAYS be the base layer.
+ * Therefore, the first plane (private RGB pipe) will start at STAGE0.
+ * If disabled, the first plane starts at STAGE_BASE.
+ *
+ * Note:
+ * Border is not enabled here because the private plane is exactly
+ * the CRTC resolution.
+ */
static void blend_setup(struct drm_crtc *crtc)
{
struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
struct mdp5_kms *mdp5_kms = get_kms(crtc);
- int id = mdp5_crtc->id;
+ struct drm_plane *plane;
+ const struct mdp5_cfg_hw *hw_cfg;
+ uint32_t lm = mdp5_crtc->lm, blend_cfg = 0;
+ enum mdp_mixer_stage_id stage;
+ unsigned long flags;
+#define blender(stage) ((stage) - STAGE_BASE)
- /*
- * Hard-coded setup for now until I figure out how the
- * layer-mixer works
- */
+ hw_cfg = mdp5_cfg_get_hw_config(mdp5_kms->cfg_priv);
- /* LM[id]: */
- mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_COLOR_OUT(id),
- MDP5_LM_BLEND_COLOR_OUT_STAGE0_FG_ALPHA);
- mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_OP_MODE(id, 0),
- MDP5_LM_BLEND_OP_MODE_FG_ALPHA(FG_CONST) |
- MDP5_LM_BLEND_OP_MODE_BG_ALPHA(FG_PIXEL) |
- MDP5_LM_BLEND_OP_MODE_BG_INV_ALPHA);
- mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_FG_ALPHA(id, 0), 0xff);
- mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_BG_ALPHA(id, 0), 0x00);
-
- /* NOTE: seems that LM[n] and CTL[m], we do not need n==m.. but
- * we want to be setting CTL[m].LAYER[n]. Not sure what the
- * point of having CTL[m].LAYER[o] (for o!=n).. maybe that is
- * used when chaining up mixers for high resolution displays?
- */
+ spin_lock_irqsave(&mdp5_crtc->lm_lock, flags);
+
+ /* ctl could be released already when we are shutting down: */
+ if (!mdp5_crtc->ctl)
+ goto out;
+
+ for_each_plane_on_crtc(crtc, plane) {
+ struct mdp5_overlay_info *overlay;
+
+ overlay = mdp5_plane_get_overlay_info(plane);
+ stage = overlay->zorder;
- /* CTL[id]: */
- mdp5_write(mdp5_kms, REG_MDP5_CTL_LAYER_REG(id, 0),
- MDP5_CTL_LAYER_REG_RGB0(STAGE0) |
- MDP5_CTL_LAYER_REG_BORDER_COLOR);
- mdp5_write(mdp5_kms, REG_MDP5_CTL_LAYER_REG(id, 1), 0);
- mdp5_write(mdp5_kms, REG_MDP5_CTL_LAYER_REG(id, 2), 0);
- mdp5_write(mdp5_kms, REG_MDP5_CTL_LAYER_REG(id, 3), 0);
- mdp5_write(mdp5_kms, REG_MDP5_CTL_LAYER_REG(id, 4), 0);
+ /*
+ * Note: This cannot happen with current implementation but
+ * we need to check this condition once z property is added
+ */
+ BUG_ON(stage > hw_cfg->lm.nb_stages);
+
+ /* LM */
+ mdp5_write(mdp5_kms,
+ REG_MDP5_LM_BLEND_OP_MODE(lm, blender(stage)),
+ MDP5_LM_BLEND_OP_MODE_FG_ALPHA(FG_CONST) |
+ MDP5_LM_BLEND_OP_MODE_BG_ALPHA(BG_CONST));
+ mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_FG_ALPHA(lm,
+ blender(stage)), 0xff);
+ mdp5_write(mdp5_kms, REG_MDP5_LM_BLEND_BG_ALPHA(lm,
+ blender(stage)), 0x00);
+ /* CTL */
+ blend_cfg |= mdp_ctl_blend_mask(mdp5_plane_pipe(plane), stage);
+ DBG("%s: blending pipe %s on stage=%d", mdp5_crtc->name,
+ pipe2name(mdp5_plane_pipe(plane)), stage);
+ }
+
+ DBG("%s: lm%d: blend config = 0x%08x", mdp5_crtc->name, lm, blend_cfg);
+ mdp5_ctl_blend(mdp5_crtc->ctl, lm, blend_cfg);
+
+out:
+ spin_unlock_irqrestore(&mdp5_crtc->lm_lock, flags);
}
static int mdp5_crtc_mode_set(struct drm_crtc *crtc,
{
struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
struct mdp5_kms *mdp5_kms = get_kms(crtc);
+ unsigned long flags;
int ret;
mode = adjusted_mode;
mode->vsync_end, mode->vtotal,
mode->type, mode->flags);
+ /* request a free CTL, if none is already allocated for this CRTC */
+ if (!mdp5_crtc->ctl) {
+ mdp5_crtc->ctl = mdp5_ctl_request(mdp5_kms->ctl_priv, crtc);
+ if (!mdp5_crtc->ctl)
+ return -EBUSY;
+ }
+
/* grab extra ref for update_scanout() */
drm_framebuffer_reference(crtc->primary->fb);
return ret;
}
- mdp5_write(mdp5_kms, REG_MDP5_LM_OUT_SIZE(mdp5_crtc->id),
+ spin_lock_irqsave(&mdp5_crtc->lm_lock, flags);
+ mdp5_write(mdp5_kms, REG_MDP5_LM_OUT_SIZE(mdp5_crtc->lm),
MDP5_LM_OUT_SIZE_WIDTH(mode->hdisplay) |
MDP5_LM_OUT_SIZE_HEIGHT(mode->vdisplay));
+ spin_unlock_irqrestore(&mdp5_crtc->lm_lock, flags);
update_fb(crtc, crtc->primary->fb);
update_scanout(crtc, crtc->primary->fb);
+ /* crtc_flush_all(crtc) will be called in _commit callback */
return 0;
}
static void mdp5_crtc_commit(struct drm_crtc *crtc)
{
mdp5_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
- crtc_flush(crtc);
+ crtc_flush_all(crtc);
/* drop the ref to mdp clk's that we got in prepare: */
mdp5_disable(get_kms(crtc));
}
update_fb(crtc, crtc->primary->fb);
update_scanout(crtc, crtc->primary->fb);
+ crtc_flush_all(crtc);
return 0;
}
{
}
+static void mdp5_crtc_disable(struct drm_crtc *crtc)
+{
+ struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
+
+ DBG("%s", mdp5_crtc->name);
+
+ if (mdp5_crtc->ctl) {
+ mdp5_ctl_release(mdp5_crtc->ctl);
+ mdp5_crtc->ctl = NULL;
+ }
+}
+
+
static int mdp5_crtc_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *new_fb,
struct drm_pending_vblank_event *event,
.commit = mdp5_crtc_commit,
.mode_set_base = mdp5_crtc_mode_set_base,
.load_lut = mdp5_crtc_load_lut,
+ .disable = mdp5_crtc_disable,
};
static void mdp5_crtc_vblank_irq(struct mdp_irq *irq, uint32_t irqstatus)
static void mdp5_crtc_err_irq(struct mdp_irq *irq, uint32_t irqstatus)
{
struct mdp5_crtc *mdp5_crtc = container_of(irq, struct mdp5_crtc, err);
- struct drm_crtc *crtc = &mdp5_crtc->base;
+
DBG("%s: error: %08x", mdp5_crtc->name, irqstatus);
- crtc_flush(crtc);
}
uint32_t mdp5_crtc_vblank(struct drm_crtc *crtc)
{
struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
struct mdp5_kms *mdp5_kms = get_kms(crtc);
- static const enum mdp5_intfnum intfnum[] = {
- INTF0, INTF1, INTF2, INTF3,
- };
+ uint32_t flush_mask = 0;
uint32_t intf_sel;
+ unsigned long flags;
/* now that we know what irq's we want: */
mdp5_crtc->err.irqmask = intf2err(intf);
if (!mdp5_kms)
return;
+ spin_lock_irqsave(&mdp5_kms->resource_lock, flags);
intf_sel = mdp5_read(mdp5_kms, REG_MDP5_DISP_INTF_SEL);
switch (intf) {
break;
}
- blend_setup(crtc);
+ mdp5_write(mdp5_kms, REG_MDP5_DISP_INTF_SEL, intf_sel);
+ spin_unlock_irqrestore(&mdp5_kms->resource_lock, flags);
DBG("%s: intf_sel=%08x", mdp5_crtc->name, intf_sel);
+ mdp5_ctl_set_intf(mdp5_crtc->ctl, intf);
+ flush_mask |= mdp5_ctl_get_flush(mdp5_crtc->ctl);
+ flush_mask |= mdp5_lm_get_flush(mdp5_crtc->lm);
- mdp5_write(mdp5_kms, REG_MDP5_DISP_INTF_SEL, intf_sel);
- mdp5_write(mdp5_kms, REG_MDP5_CTL_OP(mdp5_crtc->id),
- MDP5_CTL_OP_MODE(MODE_NONE) |
- MDP5_CTL_OP_INTF_NUM(intfnum[intf]));
+ crtc_flush(crtc, flush_mask);
+}
- crtc_flush(crtc);
+static int count_planes(struct drm_crtc *crtc)
+{
+ struct drm_plane *plane;
+ int cnt = 0;
+ for_each_plane_on_crtc(crtc, plane)
+ cnt++;
+ return cnt;
}
static void set_attach(struct drm_crtc *crtc, enum mdp5_pipe pipe_id,
{
struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
+ if (plane)
+ plane->crtc = crtc;
+
+ DBG("%s: %d planes attached", mdp5_crtc->name, count_planes(crtc));
+
blend_setup(crtc);
- if (mdp5_crtc->enabled && (plane != crtc->primary))
- crtc_flush(crtc);
+ if (mdp5_crtc->enabled)
+ crtc_flush_all(crtc);
}
-void mdp5_crtc_attach(struct drm_crtc *crtc, struct drm_plane *plane)
+int mdp5_crtc_attach(struct drm_crtc *crtc, struct drm_plane *plane)
{
+ struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
+ struct mdp5_kms *mdp5_kms = get_kms(crtc);
+ struct device *dev = crtc->dev->dev;
+ const struct mdp5_cfg_hw *hw_cfg;
+ bool private_plane = (plane == crtc->primary);
+ struct mdp5_overlay_info overlay_info;
+ enum mdp_mixer_stage_id stage = STAGE_BASE;
+ int max_nb_planes;
+
+ hw_cfg = mdp5_cfg_get_hw_config(mdp5_kms->cfg_priv);
+ max_nb_planes = hw_cfg->lm.nb_stages;
+
+ if (count_planes(crtc) >= max_nb_planes) {
+ dev_err(dev, "%s: max # of planes (%d) reached\n",
+ mdp5_crtc->name, max_nb_planes);
+ return -EBUSY;
+ }
+
+ /*
+ * Set default z-ordering depending on the type of plane
+ * private -> lower stage
+ * public -> topmost stage
+ *
+ * TODO: add a property to give userspace an API to change this...
+ * (will come in a subsequent patch)
+ */
+ if (private_plane) {
+ stage = STAGE_BASE;
+ } else {
+ struct drm_plane *attached_plane;
+ for_each_plane_on_crtc(crtc, attached_plane) {
+ struct mdp5_overlay_info *overlay;
+
+ if (!attached_plane)
+ continue;
+ overlay = mdp5_plane_get_overlay_info(attached_plane);
+ stage = max(stage, overlay->zorder);
+ }
+ stage++;
+ }
+ overlay_info.zorder = stage;
+ mdp5_plane_set_overlay_info(plane, &overlay_info);
+
+ DBG("%s: %s plane %s set to stage %d by default", mdp5_crtc->name,
+ private_plane ? "private" : "public",
+ pipe2name(mdp5_plane_pipe(plane)), overlay_info.zorder);
+
set_attach(crtc, mdp5_plane_pipe(plane), plane);
+
+ return 0;
}
void mdp5_crtc_detach(struct drm_crtc *crtc, struct drm_plane *plane)
set_attach(crtc, mdp5_plane_pipe(plane), NULL);
}
+int mdp5_crtc_get_lm(struct drm_crtc *crtc)
+{
+ struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
+
+ if (WARN_ON(!crtc))
+ return -EINVAL;
+
+ return mdp5_crtc->lm;
+}
+
/* initialize crtc */
struct drm_crtc *mdp5_crtc_init(struct drm_device *dev,
struct drm_plane *plane, int id)
crtc = &mdp5_crtc->base;
mdp5_crtc->id = id;
+ mdp5_crtc->lm = GET_LM_ID(id);
+
+ spin_lock_init(&mdp5_crtc->lm_lock);
mdp5_crtc->vblank.irq = mdp5_crtc_vblank_irq;
mdp5_crtc->err.irq = mdp5_crtc_err_irq;
--- /dev/null
+/*
+ * Copyright (c) 2014 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 "mdp5_kms.h"
+#include "mdp5_ctl.h"
+
+/*
+ * CTL - MDP Control Pool Manager
+ *
+ * Controls are shared between all CRTCs.
+ *
+ * They are intended to be used for data path configuration.
+ * The top level register programming describes the complete data path for
+ * a specific data path ID - REG_MDP5_CTL_*(<id>, ...)
+ *
+ * Hardware capabilities determine the number of concurrent data paths
+ *
+ * In certain use cases (high-resolution dual pipe), one single CTL can be
+ * shared across multiple CRTCs.
+ *
+ * Because the number of CTLs can be less than the number of CRTCs,
+ * CTLs are dynamically allocated from a pool of CTLs, only once a CRTC is
+ * requested by the client (in mdp5_crtc_mode_set()).
+ */
+
+struct mdp5_ctl {
+ u32 id;
+
+ /* whether this CTL has been allocated or not: */
+ bool busy;
+
+ /* memory output connection (@see mdp5_ctl_mode): */
+ u32 mode;
+
+ /* REG_MDP5_CTL_*(<id>) registers access info + lock: */
+ spinlock_t hw_lock;
+ u32 reg_offset;
+
+ /* flush mask used to commit CTL registers */
+ u32 flush_mask;
+
+ bool cursor_on;
+ void *crtc;
+};
+
+struct mdp5_ctl_manager {
+ struct drm_device *dev;
+
+ /* number of CTL / Layer Mixers in this hw config: */
+ u32 nlm;
+ u32 nctl;
+
+ /* pool of CTLs + lock to protect resource allocation (ctls[i].busy) */
+ spinlock_t pool_lock;
+ struct mdp5_ctl ctls[MAX_CTL];
+};
+
+static struct mdp5_ctl_manager mdp5_ctl_mgr;
+
+static inline
+struct mdp5_kms *get_kms(struct mdp5_ctl_manager *ctl_mgr)
+{
+ struct msm_drm_private *priv = ctl_mgr->dev->dev_private;
+
+ return to_mdp5_kms(to_mdp_kms(priv->kms));
+}
+
+static inline
+void ctl_write(struct mdp5_ctl *ctl, u32 reg, u32 data)
+{
+ struct mdp5_ctl_manager *ctl_mgr = &mdp5_ctl_mgr;
+ struct mdp5_kms *mdp5_kms = get_kms(ctl_mgr);
+
+ (void)ctl->reg_offset; /* TODO use this instead of mdp5_write */
+ mdp5_write(mdp5_kms, reg, data);
+}
+
+static inline
+u32 ctl_read(struct mdp5_ctl *ctl, u32 reg)
+{
+ struct mdp5_ctl_manager *ctl_mgr = &mdp5_ctl_mgr;
+ struct mdp5_kms *mdp5_kms = get_kms(ctl_mgr);
+
+ (void)ctl->reg_offset; /* TODO use this instead of mdp5_write */
+ return mdp5_read(mdp5_kms, reg);
+}
+
+
+int mdp5_ctl_set_intf(void *c, enum mdp5_intf intf)
+{
+ struct mdp5_ctl *ctl = c;
+ unsigned long flags;
+ static const enum mdp5_intfnum intfnum[] = {
+ INTF0, INTF1, INTF2, INTF3,
+ };
+
+ spin_lock_irqsave(&ctl->hw_lock, flags);
+ ctl_write(ctl, REG_MDP5_CTL_OP(ctl->id),
+ MDP5_CTL_OP_MODE(ctl->mode) |
+ MDP5_CTL_OP_INTF_NUM(intfnum[intf]));
+ spin_unlock_irqrestore(&ctl->hw_lock, flags);
+
+ return 0;
+}
+
+int mdp5_ctl_set_cursor(void *c, bool enable)
+{
+ struct mdp5_ctl_manager *ctl_mgr = &mdp5_ctl_mgr;
+ struct mdp5_ctl *ctl = c;
+ unsigned long flags;
+ u32 blend_cfg;
+ int lm;
+
+ lm = mdp5_crtc_get_lm(ctl->crtc);
+ if (unlikely(WARN_ON(lm < 0))) {
+ dev_err(ctl_mgr->dev->dev, "CTL %d cannot find LM: %d",
+ ctl->id, lm);
+ return -EINVAL;
+ }
+
+ spin_lock_irqsave(&ctl->hw_lock, flags);
+
+ blend_cfg = ctl_read(ctl, REG_MDP5_CTL_LAYER_REG(ctl->id, lm));
+
+ if (enable)
+ blend_cfg |= MDP5_CTL_LAYER_REG_CURSOR_OUT;
+ else
+ blend_cfg &= ~MDP5_CTL_LAYER_REG_CURSOR_OUT;
+
+ ctl_write(ctl, REG_MDP5_CTL_LAYER_REG(ctl->id, lm), blend_cfg);
+
+ spin_unlock_irqrestore(&ctl->hw_lock, flags);
+
+ ctl->cursor_on = enable;
+
+ return 0;
+}
+
+
+int mdp5_ctl_blend(void *c, u32 lm, u32 blend_cfg)
+{
+ struct mdp5_ctl *ctl = c;
+ unsigned long flags;
+
+ if (ctl->cursor_on)
+ blend_cfg |= MDP5_CTL_LAYER_REG_CURSOR_OUT;
+ else
+ blend_cfg &= ~MDP5_CTL_LAYER_REG_CURSOR_OUT;
+
+ spin_lock_irqsave(&ctl->hw_lock, flags);
+ ctl_write(ctl, REG_MDP5_CTL_LAYER_REG(ctl->id, lm), blend_cfg);
+ spin_unlock_irqrestore(&ctl->hw_lock, flags);
+
+ return 0;
+}
+
+int mdp5_ctl_commit(void *c, u32 flush_mask)
+{
+ struct mdp5_ctl_manager *ctl_mgr = &mdp5_ctl_mgr;
+ struct mdp5_ctl *ctl = c;
+ unsigned long flags;
+
+ if (flush_mask & MDP5_CTL_FLUSH_CURSOR_DUMMY) {
+ int lm = mdp5_crtc_get_lm(ctl->crtc);
+
+ if (unlikely(WARN_ON(lm < 0))) {
+ dev_err(ctl_mgr->dev->dev, "CTL %d cannot find LM: %d",
+ ctl->id, lm);
+ return -EINVAL;
+ }
+
+ /* for current targets, cursor bit is the same as LM bit */
+ flush_mask |= mdp_ctl_flush_mask_lm(lm);
+ }
+
+ spin_lock_irqsave(&ctl->hw_lock, flags);
+ ctl_write(ctl, REG_MDP5_CTL_FLUSH(ctl->id), flush_mask);
+ spin_unlock_irqrestore(&ctl->hw_lock, flags);
+
+ return 0;
+}
+
+u32 mdp5_ctl_get_flush(void *c)
+{
+ struct mdp5_ctl *ctl = c;
+
+ return ctl->flush_mask;
+}
+
+void mdp5_ctl_release(void *c)
+{
+ struct mdp5_ctl_manager *ctl_mgr = &mdp5_ctl_mgr;
+ struct mdp5_ctl *ctl = c;
+ unsigned long flags;
+
+ if (unlikely(WARN_ON(ctl->id >= MAX_CTL) || !ctl->busy)) {
+ dev_err(ctl_mgr->dev->dev, "CTL %d in bad state (%d)",
+ ctl->id, ctl->busy);
+ return;
+ }
+
+ spin_lock_irqsave(&ctl_mgr->pool_lock, flags);
+ ctl->busy = false;
+ spin_unlock_irqrestore(&ctl_mgr->pool_lock, flags);
+
+ DBG("CTL %d released", ctl->id);
+}
+
+/*
+ * mdp5_ctl_request() - CTL dynamic allocation
+ *
+ * Note: Current implementation considers that we can only have one CRTC per CTL
+ *
+ * @return first free CTL
+ */
+void *mdp5_ctl_request(void *ctlm, void *crtc)
+{
+ struct mdp5_ctl_manager *ctl_mgr = ctlm;
+ struct mdp5_ctl *ctl = NULL;
+ unsigned long flags;
+ int c;
+
+ spin_lock_irqsave(&ctl_mgr->pool_lock, flags);
+
+ for (c = 0; c < ctl_mgr->nctl; c++)
+ if (!ctl_mgr->ctls[c].busy)
+ break;
+
+ if (unlikely(c >= ctl_mgr->nctl)) {
+ dev_err(ctl_mgr->dev->dev, "No more CTL available!");
+ goto unlock;
+ }
+
+ ctl = &ctl_mgr->ctls[c];
+
+ ctl->crtc = crtc;
+ ctl->busy = true;
+ DBG("CTL %d allocated", ctl->id);
+
+unlock:
+ spin_unlock_irqrestore(&ctl_mgr->pool_lock, flags);
+ return ctl;
+}
+
+void mdp5_ctlm_hw_reset(void *ctlm)
+{
+ struct mdp5_ctl_manager *ctl_mgr = ctlm;
+ unsigned long flags;
+ int c;
+
+ for (c = 0; c < ctl_mgr->nctl; c++) {
+ struct mdp5_ctl *ctl = &ctl_mgr->ctls[c];
+
+ spin_lock_irqsave(&ctl->hw_lock, flags);
+ ctl_write(ctl, REG_MDP5_CTL_OP(ctl->id), 0);
+ spin_unlock_irqrestore(&ctl->hw_lock, flags);
+ }
+}
+
+void mdp5_ctlm_destroy(void *ctlm)
+{
+ struct mdp5_ctl_manager *ctl_mgr = ctlm;
+
+ kfree(ctl_mgr);
+}
+
+void *mdp5_ctlm_init(struct drm_device *dev, void __iomem *mmio_base,
+ const struct mdp5_cfg_hw *hw_cfg)
+{
+ struct mdp5_ctl_manager *ctl_mgr = &mdp5_ctl_mgr;
+ const struct mdp5_sub_block *ctl_cfg = &hw_cfg->ctl;
+ unsigned long flags;
+ int c, ret;
+
+ if (unlikely(WARN_ON(ctl_cfg->count > MAX_CTL))) {
+ dev_err(dev->dev, "Increase static pool size to at least %d\n",
+ ctl_cfg->count);
+ ret = -ENOSPC;
+ goto fail;
+ }
+
+ /* initialize the CTL manager: */
+ ctl_mgr->dev = dev;
+ ctl_mgr->nlm = hw_cfg->lm.count;
+ ctl_mgr->nctl = ctl_cfg->count;
+ spin_lock_init(&ctl_mgr->pool_lock);
+
+ /* initialize each CTL of the pool: */
+ spin_lock_irqsave(&ctl_mgr->pool_lock, flags);
+ for (c = 0; c < ctl_mgr->nctl; c++) {
+ struct mdp5_ctl *ctl = &ctl_mgr->ctls[c];
+
+ if (WARN_ON(!ctl_cfg->base[c])) {
+ dev_err(dev->dev, "CTL_%d: base is null!\n", c);
+ ret = -EINVAL;
+ goto fail;
+ }
+ ctl->id = c;
+ ctl->mode = MODE_NONE;
+ ctl->reg_offset = ctl_cfg->base[c];
+ ctl->flush_mask = MDP5_CTL_FLUSH_CTL;
+ ctl->busy = false;
+ spin_lock_init(&ctl->hw_lock);
+ }
+ spin_unlock_irqrestore(&ctl_mgr->pool_lock, flags);
+ DBG("Pool of %d CTLs created.", ctl_mgr->nctl);
+
+ return ctl_mgr;
+
+fail:
+ if (ctl_mgr)
+ mdp5_ctlm_destroy(ctl_mgr);
+
+ return ERR_PTR(ret);
+}
--- /dev/null
+/*
+ * Copyright (c) 2014 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.
+ */
+
+#ifndef __MDP5_CTL_H__
+#define __MDP5_CTL_H__
+
+#include "msm_drv.h"
+
+/*
+ * CTL Manager prototypes:
+ * mdp5_ctlm_init() returns a ctlm (CTL Manager) handler,
+ * which is then used to call the other mdp5_ctlm_*(ctlm, ...) functions.
+ */
+void *mdp5_ctlm_init(struct drm_device *dev, void __iomem *mmio_base,
+ const struct mdp5_cfg_hw *hw_cfg);
+void mdp5_ctlm_hw_reset(void *ctlm);
+void mdp5_ctlm_destroy(void *ctlm);
+
+/*
+ * CTL prototypes:
+ * mdp5_ctl_request(ctlm, ...) returns a ctl (CTL resource) handler,
+ * which is then used to call the other mdp5_ctl_*(ctl, ...) functions.
+ */
+void *mdp5_ctl_request(void *ctlm, void *crtc);
+
+int mdp5_ctl_set_intf(void *ctl, enum mdp5_intf intf);
+
+int mdp5_ctl_set_cursor(void *ctl, bool enable);
+
+/* @blend_cfg: see LM blender config definition below */
+int mdp5_ctl_blend(void *ctl, u32 lm, u32 blend_cfg);
+
+/* @flush_mask: see CTL flush masks definitions below */
+int mdp5_ctl_commit(void *ctl, u32 flush_mask);
+u32 mdp5_ctl_get_flush(void *ctl);
+
+void mdp5_ctl_release(void *ctl);
+
+/*
+ * blend_cfg (LM blender config):
+ *
+ * The function below allows the caller of mdp5_ctl_blend() to specify how pipes
+ * are being blended according to their stage (z-order), through @blend_cfg arg.
+ */
+static inline u32 mdp_ctl_blend_mask(enum mdp5_pipe pipe,
+ enum mdp_mixer_stage_id stage)
+{
+ switch (pipe) {
+ case SSPP_VIG0: return MDP5_CTL_LAYER_REG_VIG0(stage);
+ case SSPP_VIG1: return MDP5_CTL_LAYER_REG_VIG1(stage);
+ case SSPP_VIG2: return MDP5_CTL_LAYER_REG_VIG2(stage);
+ case SSPP_RGB0: return MDP5_CTL_LAYER_REG_RGB0(stage);
+ case SSPP_RGB1: return MDP5_CTL_LAYER_REG_RGB1(stage);
+ case SSPP_RGB2: return MDP5_CTL_LAYER_REG_RGB2(stage);
+ case SSPP_DMA0: return MDP5_CTL_LAYER_REG_DMA0(stage);
+ case SSPP_DMA1: return MDP5_CTL_LAYER_REG_DMA1(stage);
+ case SSPP_VIG3: return MDP5_CTL_LAYER_REG_VIG3(stage);
+ case SSPP_RGB3: return MDP5_CTL_LAYER_REG_RGB3(stage);
+ default: return 0;
+ }
+}
+
+/*
+ * flush_mask (CTL flush masks):
+ *
+ * The following functions allow each DRM entity to get and store
+ * their own flush mask.
+ * Once stored, these masks will then be accessed through each DRM's
+ * interface and used by the caller of mdp5_ctl_commit() to specify
+ * which block(s) need to be flushed through @flush_mask parameter.
+ */
+
+#define MDP5_CTL_FLUSH_CURSOR_DUMMY 0x80000000
+
+static inline u32 mdp_ctl_flush_mask_cursor(int cursor_id)
+{
+ /* TODO: use id once multiple cursor support is present */
+ (void)cursor_id;
+
+ return MDP5_CTL_FLUSH_CURSOR_DUMMY;
+}
+
+static inline u32 mdp_ctl_flush_mask_lm(int lm)
+{
+ switch (lm) {
+ case 0: return MDP5_CTL_FLUSH_LM0;
+ case 1: return MDP5_CTL_FLUSH_LM1;
+ case 2: return MDP5_CTL_FLUSH_LM2;
+ case 5: return MDP5_CTL_FLUSH_LM5;
+ default: return 0;
+ }
+}
+
+static inline u32 mdp_ctl_flush_mask_pipe(enum mdp5_pipe pipe)
+{
+ switch (pipe) {
+ case SSPP_VIG0: return MDP5_CTL_FLUSH_VIG0;
+ case SSPP_VIG1: return MDP5_CTL_FLUSH_VIG1;
+ case SSPP_VIG2: return MDP5_CTL_FLUSH_VIG2;
+ case SSPP_RGB0: return MDP5_CTL_FLUSH_RGB0;
+ case SSPP_RGB1: return MDP5_CTL_FLUSH_RGB1;
+ case SSPP_RGB2: return MDP5_CTL_FLUSH_RGB2;
+ case SSPP_DMA0: return MDP5_CTL_FLUSH_DMA0;
+ case SSPP_DMA1: return MDP5_CTL_FLUSH_DMA1;
+ case SSPP_VIG3: return MDP5_CTL_FLUSH_VIG3;
+ case SSPP_RGB3: return MDP5_CTL_FLUSH_RGB3;
+ default: return 0;
+ }
+}
+
+#endif /* __MDP5_CTL_H__ */
struct drm_encoder base;
int intf;
enum mdp5_intf intf_id;
+ spinlock_t intf_lock; /* protect REG_MDP5_INTF_* registers */
bool enabled;
uint32_t bsc;
};
struct mdp5_kms *mdp5_kms = get_kms(encoder);
int intf = mdp5_encoder->intf;
bool enabled = (mode == DRM_MODE_DPMS_ON);
+ unsigned long flags;
DBG("mode=%d", mode);
if (enabled) {
bs_set(mdp5_encoder, 1);
+ spin_lock_irqsave(&mdp5_encoder->intf_lock, flags);
mdp5_write(mdp5_kms, REG_MDP5_INTF_TIMING_ENGINE_EN(intf), 1);
+ spin_unlock_irqrestore(&mdp5_encoder->intf_lock, flags);
} else {
+ spin_lock_irqsave(&mdp5_encoder->intf_lock, flags);
mdp5_write(mdp5_kms, REG_MDP5_INTF_TIMING_ENGINE_EN(intf), 0);
+ spin_unlock_irqrestore(&mdp5_encoder->intf_lock, flags);
bs_set(mdp5_encoder, 0);
}
uint32_t display_v_start, display_v_end;
uint32_t hsync_start_x, hsync_end_x;
uint32_t format;
+ unsigned long flags;
mode = adjusted_mode;
display_v_start = (mode->vtotal - mode->vsync_start) * mode->htotal + dtv_hsync_skew;
display_v_end = vsync_period - ((mode->vsync_start - mode->vdisplay) * mode->htotal) + dtv_hsync_skew - 1;
+ spin_lock_irqsave(&mdp5_encoder->intf_lock, flags);
+
mdp5_write(mdp5_kms, REG_MDP5_INTF_HSYNC_CTL(intf),
MDP5_INTF_HSYNC_CTL_PULSEW(mode->hsync_end - mode->hsync_start) |
MDP5_INTF_HSYNC_CTL_PERIOD(mode->htotal));
mdp5_write(mdp5_kms, REG_MDP5_INTF_ACTIVE_VEND_F0(intf), 0);
mdp5_write(mdp5_kms, REG_MDP5_INTF_PANEL_FORMAT(intf), format);
mdp5_write(mdp5_kms, REG_MDP5_INTF_FRAME_LINE_COUNT_EN(intf), 0x3); /* frame+line? */
+
+ spin_unlock_irqrestore(&mdp5_encoder->intf_lock, flags);
}
static void mdp5_encoder_prepare(struct drm_encoder *encoder)
mdp5_encoder->intf_id = intf_id;
encoder = &mdp5_encoder->base;
+ spin_lock_init(&mdp5_encoder->intf_lock);
+
drm_encoder_init(dev, encoder, &mdp5_encoder_funcs,
DRM_MODE_ENCODER_TMDS);
drm_encoder_helper_add(encoder, &mdp5_encoder_helper_funcs);
static int mdp5_hw_init(struct msm_kms *kms)
{
struct mdp5_kms *mdp5_kms = to_mdp5_kms(to_mdp_kms(kms));
- const struct mdp5_cfg_hw *hw_cfg;
struct drm_device *dev = mdp5_kms->dev;
- int i;
+ unsigned long flags;
pm_runtime_get_sync(dev->dev);
* care.
*/
+ spin_lock_irqsave(&mdp5_kms->resource_lock, flags);
mdp5_write(mdp5_kms, REG_MDP5_DISP_INTF_SEL, 0);
+ spin_unlock_irqrestore(&mdp5_kms->resource_lock, flags);
- hw_cfg = mdp5_cfg_get_hw_config(mdp5_kms->cfg_priv);
-
- for (i = 0; i < hw_cfg->ctl.count; i++)
- mdp5_write(mdp5_kms, REG_MDP5_CTL_OP(i), 0);
+ mdp5_ctlm_hw_reset(mdp5_kms->ctl_priv);
pm_runtime_put_sync(dev->dev);
struct msm_mmu *mmu = mdp5_kms->mmu;
void *smp = mdp5_kms->smp_priv;
void *cfg = mdp5_kms->cfg_priv;
+ void *ctl = mdp5_kms->ctl_priv;
mdp5_irq_domain_fini(mdp5_kms);
mmu->funcs->detach(mmu, iommu_ports, ARRAY_SIZE(iommu_ports));
mmu->funcs->destroy(mmu);
}
-
+ if (ctl)
+ mdp5_ctlm_destroy(ctl);
if (smp)
mdp5_smp_destroy(smp);
if (cfg)
static const enum mdp5_pipe crtcs[] = {
SSPP_RGB0, SSPP_RGB1, SSPP_RGB2, SSPP_RGB3,
};
+ static const enum mdp5_pipe pub_planes[] = {
+ SSPP_VIG0, SSPP_VIG1, SSPP_VIG2, SSPP_VIG3,
+ };
struct drm_device *dev = mdp5_kms->dev;
struct msm_drm_private *priv = dev->dev_private;
struct drm_encoder *encoder;
if (ret)
goto fail;
- /* construct CRTCs: */
+ /* construct CRTCs and their private planes: */
for (i = 0; i < hw_cfg->pipe_rgb.count; i++) {
struct drm_plane *plane;
struct drm_crtc *crtc;
- plane = mdp5_plane_init(dev, crtcs[i], true);
+ plane = mdp5_plane_init(dev, crtcs[i], true,
+ hw_cfg->pipe_rgb.base[i]);
if (IS_ERR(plane)) {
ret = PTR_ERR(plane);
dev_err(dev->dev, "failed to construct plane for %s (%d)\n",
priv->crtcs[priv->num_crtcs++] = crtc;
}
+ /* Construct public planes: */
+ for (i = 0; i < hw_cfg->pipe_vig.count; i++) {
+ struct drm_plane *plane;
+
+ plane = mdp5_plane_init(dev, pub_planes[i], false,
+ hw_cfg->pipe_vig.base[i]);
+ if (IS_ERR(plane)) {
+ ret = PTR_ERR(plane);
+ dev_err(dev->dev, "failed to construct %s plane: %d\n",
+ pipe2name(pub_planes[i]), ret);
+ goto fail;
+ }
+ }
+
/* Construct encoder for HDMI: */
encoder = mdp5_encoder_init(dev, 3, INTF_HDMI);
if (IS_ERR(encoder)) {
goto fail;
}
+ spin_lock_init(&mdp5_kms->resource_lock);
+
mdp_kms_init(&mdp5_kms->base, &kms_funcs);
kms = &mdp5_kms->base.base;
}
mdp5_kms->smp_priv = priv;
+ priv = mdp5_ctlm_init(dev, mdp5_kms->mmio, config->hw);
+ if (IS_ERR(priv)) {
+ ret = PTR_ERR(priv);
+ goto fail;
+ }
+ mdp5_kms->ctl_priv = priv;
+
/* make sure things are off before attaching iommu (bootloader could
* have left things on, in which case we'll start getting faults if
* we don't disable):
#include "mdp/mdp_kms.h"
#include "mdp5_cfg.h" /* must be included before mdp5.xml.h */
#include "mdp5.xml.h"
+#include "mdp5_ctl.h"
#include "mdp5_smp.h"
struct mdp5_kms {
struct msm_mmu *mmu;
void *smp_priv;
+ void *ctl_priv;
/* io/register spaces: */
void __iomem *mmio, *vbif;
struct clk *lut_clk;
struct clk *vsync_clk;
+ /*
+ * lock to protect access to global resources: ie., following register:
+ * - REG_MDP5_DISP_INTF_SEL
+ */
+ spinlock_t resource_lock;
+
struct mdp_irq error_handler;
struct {
};
#define to_mdp5_kms(x) container_of(x, struct mdp5_kms, base)
+struct mdp5_overlay_info {
+ enum mdp_mixer_stage_id zorder;
+};
+
static inline void mdp5_write(struct mdp5_kms *mdp5_kms, u32 reg, u32 data)
{
msm_writel(data, mdp5_kms->mmio + reg);
return names[pipe];
}
-static inline uint32_t pipe2flush(enum mdp5_pipe pipe)
-{
- switch (pipe) {
- case SSPP_VIG0: return MDP5_CTL_FLUSH_VIG0;
- case SSPP_VIG1: return MDP5_CTL_FLUSH_VIG1;
- case SSPP_VIG2: return MDP5_CTL_FLUSH_VIG2;
- case SSPP_RGB0: return MDP5_CTL_FLUSH_RGB0;
- case SSPP_RGB1: return MDP5_CTL_FLUSH_RGB1;
- case SSPP_RGB2: return MDP5_CTL_FLUSH_RGB2;
- case SSPP_DMA0: return MDP5_CTL_FLUSH_DMA0;
- case SSPP_DMA1: return MDP5_CTL_FLUSH_DMA1;
- case SSPP_VIG3: return MDP5_CTL_FLUSH_VIG3;
- case SSPP_RGB3: return MDP5_CTL_FLUSH_RGB3;
- default: return 0;
- }
-}
-
static inline int pipe2nclients(enum mdp5_pipe pipe)
{
switch (pipe) {
}
}
-static inline uint32_t mixer2flush(int lm)
-{
- switch (lm) {
- case 0: return MDP5_CTL_FLUSH_LM0;
- case 1: return MDP5_CTL_FLUSH_LM1;
- case 2: return MDP5_CTL_FLUSH_LM2;
- default: return 0;
- }
-}
-
static inline uint32_t intf2err(int intf)
{
switch (intf) {
void mdp5_plane_install_properties(struct drm_plane *plane,
struct drm_mode_object *obj);
+void mdp5_plane_set_overlay_info(struct drm_plane *plane,
+ const struct mdp5_overlay_info *overlay_info);
+struct mdp5_overlay_info *mdp5_plane_get_overlay_info(struct drm_plane *plane);
+uint32_t mdp5_plane_get_flush(struct drm_plane *plane);
void mdp5_plane_set_scanout(struct drm_plane *plane,
struct drm_framebuffer *fb);
int mdp5_plane_mode_set(struct drm_plane *plane,
void mdp5_plane_complete_flip(struct drm_plane *plane);
enum mdp5_pipe mdp5_plane_pipe(struct drm_plane *plane);
struct drm_plane *mdp5_plane_init(struct drm_device *dev,
- enum mdp5_pipe pipe, bool private_plane);
+ enum mdp5_pipe pipe, bool private_plane, uint32_t reg_offset);
uint32_t mdp5_crtc_vblank(struct drm_crtc *crtc);
+int mdp5_crtc_get_lm(struct drm_crtc *crtc);
void mdp5_crtc_cancel_pending_flip(struct drm_crtc *crtc, struct drm_file *file);
void mdp5_crtc_set_intf(struct drm_crtc *crtc, int intf,
enum mdp5_intf intf_id);
-void mdp5_crtc_attach(struct drm_crtc *crtc, struct drm_plane *plane);
+int mdp5_crtc_attach(struct drm_crtc *crtc, struct drm_plane *plane);
void mdp5_crtc_detach(struct drm_crtc *crtc, struct drm_plane *plane);
struct drm_crtc *mdp5_crtc_init(struct drm_device *dev,
struct drm_plane *plane, int id);
/*
+ * Copyright (c) 2014 The Linux Foundation. All rights reserved.
* Copyright (C) 2013 Red Hat
* Author: Rob Clark <robdclark@gmail.com>
*
#include "mdp5_kms.h"
+#define MAX_PLANE 4
struct mdp5_plane {
struct drm_plane base;
enum mdp5_pipe pipe;
+ spinlock_t pipe_lock; /* protect REG_MDP5_PIPE_* registers */
+ uint32_t reg_offset;
+
+ uint32_t flush_mask; /* used to commit pipe registers */
+
+ struct mdp5_overlay_info overlay_info;
+
uint32_t nformats;
uint32_t formats[32];
kfree(mdp5_plane);
}
+void mdp5_plane_set_overlay_info(struct drm_plane *plane,
+ const struct mdp5_overlay_info *overlay_info)
+{
+ struct mdp5_plane *mdp5_plane = to_mdp5_plane(plane);
+
+ memcpy(&mdp5_plane->overlay_info, overlay_info, sizeof(*overlay_info));
+}
+
+struct mdp5_overlay_info *mdp5_plane_get_overlay_info(
+ struct drm_plane *plane)
+{
+ struct mdp5_plane *mdp5_plane = to_mdp5_plane(plane);
+
+ return &mdp5_plane->overlay_info;
+}
+
/* helper to install properties which are common to planes and crtcs */
void mdp5_plane_install_properties(struct drm_plane *plane,
struct drm_mode_object *obj)
.set_property = mdp5_plane_set_property,
};
-void mdp5_plane_set_scanout(struct drm_plane *plane,
- struct drm_framebuffer *fb)
+static int get_fb_addr(struct drm_plane *plane, struct drm_framebuffer *fb,
+ uint32_t iova[MAX_PLANE])
{
- struct mdp5_plane *mdp5_plane = to_mdp5_plane(plane);
struct mdp5_kms *mdp5_kms = get_kms(plane);
- enum mdp5_pipe pipe = mdp5_plane->pipe;
uint32_t nplanes = drm_format_num_planes(fb->pixel_format);
- uint32_t iova[4];
int i;
for (i = 0; i < nplanes; i++) {
struct drm_gem_object *bo = msm_framebuffer_bo(fb, i);
msm_gem_get_iova(bo, mdp5_kms->id, &iova[i]);
}
- for (; i < 4; i++)
+ for (; i < MAX_PLANE; i++)
iova[i] = 0;
+ return 0;
+}
+
+static void set_scanout_locked(struct drm_plane *plane,
+ uint32_t pitches[MAX_PLANE], uint32_t src_addr[MAX_PLANE])
+{
+ struct mdp5_plane *mdp5_plane = to_mdp5_plane(plane);
+ struct mdp5_kms *mdp5_kms = get_kms(plane);
+ enum mdp5_pipe pipe = mdp5_plane->pipe;
+
+ WARN_ON(!spin_is_locked(&mdp5_plane->pipe_lock));
+
mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_STRIDE_A(pipe),
- MDP5_PIPE_SRC_STRIDE_A_P0(fb->pitches[0]) |
- MDP5_PIPE_SRC_STRIDE_A_P1(fb->pitches[1]));
+ MDP5_PIPE_SRC_STRIDE_A_P0(pitches[0]) |
+ MDP5_PIPE_SRC_STRIDE_A_P1(pitches[1]));
mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_STRIDE_B(pipe),
- MDP5_PIPE_SRC_STRIDE_B_P2(fb->pitches[2]) |
- MDP5_PIPE_SRC_STRIDE_B_P3(fb->pitches[3]));
+ MDP5_PIPE_SRC_STRIDE_B_P2(pitches[2]) |
+ MDP5_PIPE_SRC_STRIDE_B_P3(pitches[3]));
+
+ mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC0_ADDR(pipe), src_addr[0]);
+ mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC1_ADDR(pipe), src_addr[1]);
+ mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC2_ADDR(pipe), src_addr[2]);
+ mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC3_ADDR(pipe), src_addr[3]);
+}
+
+void mdp5_plane_set_scanout(struct drm_plane *plane,
+ struct drm_framebuffer *fb)
+{
+ struct mdp5_plane *mdp5_plane = to_mdp5_plane(plane);
+ uint32_t src_addr[MAX_PLANE];
+ unsigned long flags;
- mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC0_ADDR(pipe), iova[0]);
- mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC1_ADDR(pipe), iova[1]);
- mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC2_ADDR(pipe), iova[2]);
- mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC3_ADDR(pipe), iova[3]);
+ get_fb_addr(plane, fb, src_addr);
+
+ spin_lock_irqsave(&mdp5_plane->pipe_lock, flags);
+ set_scanout_locked(plane, fb->pitches, src_addr);
+ spin_unlock_irqrestore(&mdp5_plane->pipe_lock, flags);
plane->fb = fb;
}
uint32_t nplanes, config = 0;
uint32_t phasex_step = 0, phasey_step = 0;
uint32_t hdecm = 0, vdecm = 0;
+ uint32_t src_addr[MAX_PLANE];
+ unsigned long flags;
int ret;
nplanes = drm_format_num_planes(fb->pixel_format);
/* TODO calc phasey_step, vdecm */
}
+ ret = get_fb_addr(plane, fb, src_addr);
+ if (ret)
+ return ret;
+
+ spin_lock_irqsave(&mdp5_plane->pipe_lock, flags);
+
mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_IMG_SIZE(pipe),
MDP5_PIPE_SRC_IMG_SIZE_WIDTH(src_w) |
MDP5_PIPE_SRC_IMG_SIZE_HEIGHT(src_h));
MDP5_PIPE_OUT_XY_X(crtc_x) |
MDP5_PIPE_OUT_XY_Y(crtc_y));
- mdp5_plane_set_scanout(plane, fb);
-
format = to_mdp_format(msm_framebuffer_format(fb));
mdp5_write(mdp5_kms, REG_MDP5_PIPE_SRC_FORMAT(pipe),
MDP5_PIPE_SCALE_CONFIG_SCALEX_MAX_FILTER(SCALE_FILTER_NEAREST) |
MDP5_PIPE_SCALE_CONFIG_SCALEY_MAX_FILTER(SCALE_FILTER_NEAREST));
+ set_scanout_locked(plane, fb->pitches, src_addr);
+
+ spin_unlock_irqrestore(&mdp5_plane->pipe_lock, flags);
+
/* TODO detach from old crtc (if we had more than one) */
- mdp5_crtc_attach(crtc, plane);
+ ret = mdp5_crtc_attach(crtc, plane);
- return 0;
+ return ret;
}
void mdp5_plane_complete_flip(struct drm_plane *plane)
return mdp5_plane->pipe;
}
+uint32_t mdp5_plane_get_flush(struct drm_plane *plane)
+{
+ struct mdp5_plane *mdp5_plane = to_mdp5_plane(plane);
+
+ return mdp5_plane->flush_mask;
+}
+
/* initialize plane */
struct drm_plane *mdp5_plane_init(struct drm_device *dev,
- enum mdp5_pipe pipe, bool private_plane)
+ enum mdp5_pipe pipe, bool private_plane, uint32_t reg_offset)
{
struct drm_plane *plane = NULL;
struct mdp5_plane *mdp5_plane;
mdp5_plane->nformats = mdp5_get_formats(pipe, mdp5_plane->formats,
ARRAY_SIZE(mdp5_plane->formats));
+ mdp5_plane->flush_mask = mdp_ctl_flush_mask_pipe(pipe);
+ mdp5_plane->reg_offset = reg_offset;
+ spin_lock_init(&mdp5_plane->pipe_lock);
+
type = private_plane ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY;
drm_universal_plane_init(dev, plane, 0xff, &mdp5_plane_funcs,
mdp5_plane->formats, mdp5_plane->nformats,
projects / openwrt / staging / blogic.git / commitdiff