It is possible to use multirect feature and split source to use the SSPP
to output two consecutive rectangles. This commit brings in this
capability to support wider screen resolutions.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 19 +++-
drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 127 +++++++++++++++++++---
drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h | 4 +
3 files changed, 133 insertions(+), 17 deletions(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index 217a8112f1a2..90b406e409d3 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -481,6 +481,15 @@ static void _dpu_crtc_blend_setup_mixer(struct drm_crtc *crtc,
format, fb ? fb->modifier : 0,
&pstate->pipe, 0, stage_cfg);
+ if (pstate->r_pipe.sspp) {
+ set_bit(pstate->r_pipe.sspp->idx, fetch_active);
+ _dpu_crtc_blend_setup_pipe(crtc, plane,
+ mixer, cstate->num_mixers,
+ pstate->stage,
+ format, fb ? fb->modifier : 0,
+ &pstate->r_pipe, 1, stage_cfg);
+ }
+
/* blend config update */
for (lm_idx = 0; lm_idx < cstate->num_mixers; lm_idx++) {
_dpu_crtc_setup_blend_cfg(mixer + lm_idx, pstate, format);
@@ -1341,10 +1350,16 @@ static int _dpu_debugfs_status_show(struct seq_file *s, void *data)
seq_printf(s, "\tdst x:%4d dst_y:%4d dst_w:%4d dst_h:%4d\n",
state->crtc_x, state->crtc_y, state->crtc_w,
state->crtc_h);
- seq_printf(s, "\tsspp:%s\n",
+ seq_printf(s, "\tsspp[0]:%s\n",
pstate->pipe.sspp->cap->name);
- seq_printf(s, "\tmultirect: mode: %d index: %d\n",
+ seq_printf(s, "\tmultirect[0]: mode: %d index: %d\n",
pstate->pipe.multirect_mode, pstate->pipe.multirect_index);
+ if (pstate->r_pipe.sspp) {
+ seq_printf(s, "\tsspp[1]:%s\n",
+ pstate->r_pipe.sspp->cap->name);
+ seq_printf(s, "\tmultirect[1]: mode: %d index: %d\n",
+ pstate->r_pipe.multirect_mode, pstate->r_pipe.multirect_index);
+ }
seq_puts(s, "\n");
}
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
index f52120b05b6e..494c1144075a 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
@@ -701,6 +701,10 @@ static void _dpu_plane_color_fill(struct dpu_plane *pdpu,
/* update sspp */
_dpu_plane_color_fill_pipe(pstate, &pstate->pipe, &pstate->pipe_cfg.dst_rect,
fill_color, fmt);
+
+ if (pstate->r_pipe.sspp)
+ _dpu_plane_color_fill_pipe(pstate, &pstate->r_pipe, &pstate->r_pipe_cfg.dst_rect,
+ fill_color, fmt);
}
int dpu_plane_validate_multirect_v2(struct dpu_multirect_plane_states *plane)
@@ -959,9 +963,12 @@ static int dpu_plane_atomic_check(struct drm_plane *plane,
int ret = 0, min_scale;
struct dpu_plane *pdpu = to_dpu_plane(plane);
struct dpu_plane_state *pstate = to_dpu_plane_state(new_plane_state);
+ struct dpu_sw_pipe *pipe = &pstate->pipe;
+ struct dpu_sw_pipe *r_pipe = &pstate->r_pipe;
const struct drm_crtc_state *crtc_state = NULL;
const struct dpu_format *fmt;
struct dpu_sw_pipe_cfg *pipe_cfg = &pstate->pipe_cfg;
+ struct dpu_sw_pipe_cfg *r_pipe_cfg = &pstate->r_pipe_cfg;
struct drm_rect fb_rect = { 0 };
uint32_t max_linewidth;
unsigned int rotation;
@@ -985,8 +992,11 @@ static int dpu_plane_atomic_check(struct drm_plane *plane,
if (!new_plane_state->visible)
return 0;
- pstate->pipe.multirect_index = DPU_SSPP_RECT_SOLO;
- pstate->pipe.multirect_mode = DPU_SSPP_MULTIRECT_NONE;
+ pipe->multirect_index = DPU_SSPP_RECT_SOLO;
+ pipe->multirect_mode = DPU_SSPP_MULTIRECT_NONE;
+ r_pipe->multirect_index = DPU_SSPP_RECT_SOLO;
+ r_pipe->multirect_mode = DPU_SSPP_MULTIRECT_NONE;
+ r_pipe->sspp = NULL;
pstate->stage = DPU_STAGE_0 + pstate->base.normalized_zpos;
if (pstate->stage >= pdpu->catalog->caps->max_mixer_blendstages) {
@@ -1016,21 +1026,58 @@ static int dpu_plane_atomic_check(struct drm_plane *plane,
return -E2BIG;
}
+ fmt = to_dpu_format(msm_framebuffer_format(new_plane_state->fb));
+
max_linewidth = pdpu->catalog->caps->max_linewidth;
+ if (DPU_FORMAT_IS_UBWC(fmt))
+ max_linewidth /= 2;
- /* check decimated source width */
if (drm_rect_width(&pipe_cfg->src_rect) > max_linewidth) {
- DPU_DEBUG_PLANE(pdpu, "invalid src " DRM_RECT_FMT " line:%u\n",
- DRM_RECT_ARG(&pipe_cfg->src_rect), max_linewidth);
- return -E2BIG;
- }
+ if (drm_rect_width(&pipe_cfg->src_rect) > 2 * max_linewidth) {
+ DPU_DEBUG_PLANE(pdpu, "invalid src " DRM_RECT_FMT " line:%u\n",
+ DRM_RECT_ARG(&pipe_cfg->src_rect), max_linewidth);
+ return -E2BIG;
+ }
- fmt = to_dpu_format(msm_framebuffer_format(new_plane_state->fb));
+ /*
+ * FIXME: it's not possible to check if sourcesplit is supported,
+ * LMs is not assigned yet. It happens in dpu_encoder_virt_mode_set
+ */
+ if (drm_rect_width(&pipe_cfg->src_rect) != drm_rect_width(&pipe_cfg->dst_rect) ||
+ drm_rect_height(&pipe_cfg->src_rect) != drm_rect_height(&pipe_cfg->dst_rect) ||
+ (!test_bit(DPU_SSPP_SMART_DMA_V1, &pipe->sspp->cap->features) &&
+ !test_bit(DPU_SSPP_SMART_DMA_V2, &pipe->sspp->cap->features)) ||
+ DPU_FORMAT_IS_YUV(fmt)) {
+ DPU_DEBUG_PLANE(pdpu, "invalid src " DRM_RECT_FMT " line:%u, can't use split source\n",
+ DRM_RECT_ARG(&pipe_cfg->src_rect), max_linewidth);
+ return -E2BIG;
+ }
+
+ /* Use multirect for wide plane. We do not support dynamic assignment of SSPPs, so we know the configuration. */
+ pipe->multirect_index = DPU_SSPP_RECT_0;
+ pipe->multirect_mode = DPU_SSPP_MULTIRECT_PARALLEL;
- ret = dpu_plane_atomic_check_pipe(pdpu, &pstate->pipe, pipe_cfg, fmt);
+ r_pipe->sspp = pipe->sspp;
+ r_pipe->multirect_index = DPU_SSPP_RECT_1;
+ r_pipe->multirect_mode = DPU_SSPP_MULTIRECT_PARALLEL;
+
+ *r_pipe_cfg = *pipe_cfg;
+ pipe_cfg->src_rect.x2 = (pipe_cfg->src_rect.x1 + pipe_cfg->src_rect.x2) >> 1;
+ pipe_cfg->dst_rect.x2 = (pipe_cfg->dst_rect.x1 + pipe_cfg->dst_rect.x2) >> 1;
+ r_pipe_cfg->src_rect.x1 = pipe_cfg->src_rect.x2;
+ r_pipe_cfg->dst_rect.x1 = pipe_cfg->dst_rect.x2;
+ }
+
+ ret = dpu_plane_atomic_check_pipe(pdpu, pipe, pipe_cfg, fmt);
if (ret)
return ret;
+ if (r_pipe->sspp) {
+ ret = dpu_plane_atomic_check_pipe(pdpu, r_pipe, r_pipe_cfg, fmt);
+ if (ret)
+ return ret;
+ }
+
supported_rotations = DRM_MODE_REFLECT_MASK | DRM_MODE_ROTATE_0;
if (pipe_hw_caps->features & BIT(DPU_SSPP_INLINE_ROTATION))
@@ -1097,8 +1144,10 @@ void dpu_plane_flush(struct drm_plane *plane)
else if (pdpu->color_fill & DPU_PLANE_COLOR_FILL_FLAG)
/* force 100% alpha */
_dpu_plane_color_fill(pdpu, pdpu->color_fill, 0xFF);
- else
+ else {
dpu_plane_flush_csc(pdpu, &pstate->pipe);
+ dpu_plane_flush_csc(pdpu, &pstate->r_pipe);
+ }
/* flag h/w flush complete */
if (plane->state)
@@ -1210,13 +1259,14 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane)
struct drm_plane_state *state = plane->state;
struct dpu_plane_state *pstate = to_dpu_plane_state(state);
struct dpu_sw_pipe *pipe = &pstate->pipe;
+ struct dpu_sw_pipe *r_pipe = &pstate->r_pipe;
struct drm_crtc *crtc = state->crtc;
struct drm_framebuffer *fb = state->fb;
bool is_rt_pipe;
const struct dpu_format *fmt =
to_dpu_format(msm_framebuffer_format(fb));
struct dpu_sw_pipe_cfg *pipe_cfg = &pstate->pipe_cfg;
-
+ struct dpu_sw_pipe_cfg *r_pipe_cfg = &pstate->r_pipe_cfg;
struct dpu_kms *kms = _dpu_plane_get_kms(&pdpu->base);
struct msm_gem_address_space *aspace = kms->base.aspace;
struct dpu_hw_fmt_layout layout;
@@ -1244,6 +1294,12 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane)
drm_mode_vrefresh(&crtc->mode),
layout_valid ? &layout : NULL);
+ if (r_pipe->sspp) {
+ dpu_plane_sspp_update_pipe(plane, r_pipe, r_pipe_cfg, fmt,
+ drm_mode_vrefresh(&crtc->mode),
+ layout_valid ? &layout : NULL);
+ }
+
if (pstate->needs_qos_remap)
pstate->needs_qos_remap = false;
@@ -1251,16 +1307,31 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane)
&crtc->mode, pipe_cfg);
pstate->plane_clk = _dpu_plane_calc_clk(&crtc->mode, pipe_cfg);
+
+ if (r_pipe->sspp) {
+ pstate->plane_fetch_bw += _dpu_plane_calc_bw(pdpu->catalog, fmt, &crtc->mode, r_pipe_cfg);
+
+ pstate->plane_clk = max(pstate->plane_clk, _dpu_plane_calc_clk(&crtc->mode, r_pipe_cfg));
+ }
}
static void _dpu_plane_atomic_disable(struct drm_plane *plane)
{
struct drm_plane_state *state = plane->state;
struct dpu_plane_state *pstate = to_dpu_plane_state(state);
+ struct dpu_sw_pipe *r_pipe = &pstate->r_pipe;
trace_dpu_plane_disable(DRMID(plane), false,
pstate->pipe.multirect_mode);
+ if (r_pipe->sspp) {
+ r_pipe->multirect_index = DPU_SSPP_RECT_SOLO;
+ r_pipe->multirect_mode = DPU_SSPP_MULTIRECT_NONE;
+
+ if (r_pipe->sspp->ops.setup_multirect)
+ r_pipe->sspp->ops.setup_multirect(r_pipe);
+ }
+
pstate->pending = true;
}
@@ -1293,6 +1364,9 @@ static void dpu_plane_destroy(struct drm_plane *plane)
pstate = to_dpu_plane_state(plane->state);
_dpu_plane_set_qos_ctrl(plane, &pstate->pipe, false, DPU_PLANE_QOS_PANIC_CTRL);
+ if (pstate->r_pipe.sspp)
+ _dpu_plane_set_qos_ctrl(plane, &pstate->r_pipe, false, DPU_PLANE_QOS_PANIC_CTRL);
+
mutex_destroy(&pdpu->lock);
/* this will destroy the states as well */
@@ -1373,12 +1447,29 @@ static void dpu_plane_atomic_print_state(struct drm_printer *p,
const struct drm_plane_state *state)
{
const struct dpu_plane_state *pstate = to_dpu_plane_state(state);
+ const struct dpu_sw_pipe *pipe = &pstate->pipe;
+ const struct dpu_sw_pipe_cfg *pipe_cfg = &pstate->pipe_cfg;
+ const struct dpu_sw_pipe *r_pipe = &pstate->r_pipe;
+ const struct dpu_sw_pipe_cfg *r_pipe_cfg = &pstate->r_pipe_cfg;
drm_printf(p, "\tstage=%d\n", pstate->stage);
- drm_printf(p, "\tsspp=%s\n", pstate->pipe.sspp->cap->name);
- drm_printf(p, "\tmultirect_mode=%s\n", dpu_get_multirect_mode(pstate->pipe.multirect_mode));
- drm_printf(p, "\tmultirect_index=%s\n",
- dpu_get_multirect_index(pstate->pipe.multirect_index));
+
+ drm_printf(p, "\tsspp[0]=%s\n", pipe->sspp->cap->name);
+ drm_printf(p, "\tmultirect_mode[0]=%s\n", dpu_get_multirect_mode(pipe->multirect_mode));
+ drm_printf(p, "\tmultirect_index[0]=%s\n",
+ dpu_get_multirect_index(pipe->multirect_index));
+ drm_printf(p, "\tsrc[0]=" DRM_RECT_FMT "\n", DRM_RECT_ARG(&pipe_cfg->src_rect));
+ drm_printf(p, "\tdst[0]=" DRM_RECT_FMT "\n", DRM_RECT_ARG(&pipe_cfg->dst_rect));
+
+ if (r_pipe->sspp) {
+ drm_printf(p, "\tsspp[1]=%s\n", r_pipe->sspp->cap->name);
+ drm_printf(p, "\tmultirect_mode[1]=%s\n",
+ dpu_get_multirect_mode(r_pipe->multirect_mode));
+ drm_printf(p, "\tmultirect_index[1]=%s\n",
+ dpu_get_multirect_index(r_pipe->multirect_index));
+ drm_printf(p, "\tsrc[1]=" DRM_RECT_FMT "\n", DRM_RECT_ARG(&r_pipe_cfg->src_rect));
+ drm_printf(p, "\tdst[1]=" DRM_RECT_FMT "\n", DRM_RECT_ARG(&r_pipe_cfg->dst_rect));
+ }
}
static void dpu_plane_reset(struct drm_plane *plane)
@@ -1412,6 +1503,10 @@ static void dpu_plane_reset(struct drm_plane *plane)
* This is the place where the state is allocated, so fill it fully.
*/
pstate->pipe.sspp = dpu_rm_get_sspp(&dpu_kms->rm, pdpu->pipe);
+ pstate->pipe.multirect_index = DPU_SSPP_RECT_SOLO;
+ pstate->pipe.multirect_mode = DPU_SSPP_MULTIRECT_NONE;
+
+ pstate->r_pipe.sspp = NULL;
__drm_atomic_helper_plane_reset(plane, &pstate->base);
}
@@ -1428,6 +1523,8 @@ void dpu_plane_danger_signal_ctrl(struct drm_plane *plane, bool enable)
pm_runtime_get_sync(&dpu_kms->pdev->dev);
_dpu_plane_set_qos_ctrl(plane, &pstate->pipe, enable, DPU_PLANE_QOS_PANIC_CTRL);
+ if (pstate->r_pipe.sspp)
+ _dpu_plane_set_qos_ctrl(plane, &pstate->r_pipe, enable, DPU_PLANE_QOS_PANIC_CTRL);
pm_runtime_put_sync(&dpu_kms->pdev->dev);
}
#endif
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h
index 0ca9002015ff..7490ffd94d03 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h
@@ -19,7 +19,9 @@
* @base: base drm plane state object
* @aspace: pointer to address space for input/output buffers
* @pipe: software pipe description
+ * @r_pipe: software pipe description of the second pipe
* @pipe_cfg: software pipe configuration
+ * @r_pipe_cfg: software pipe configuration for the second pipe
* @stage: assigned by crtc blender
* @needs_qos_remap: qos remap settings need to be updated
* @multirect_index: index of the rectangle of SSPP
@@ -34,7 +36,9 @@ struct dpu_plane_state {
struct drm_plane_state base;
struct msm_gem_address_space *aspace;
struct dpu_sw_pipe pipe;
+ struct dpu_sw_pipe r_pipe;
struct dpu_sw_pipe_cfg pipe_cfg;
+ struct dpu_sw_pipe_cfg r_pipe_cfg;
enum dpu_stage stage;
bool needs_qos_remap;
bool pending;
--
2.30.2
