diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 150 |
1 files changed, 106 insertions, 44 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index a15b26428280..47fe11a84a77 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -21,14 +21,14 @@ #include "msm_gem.h" #include "disp/msm_disp_snapshot.h" -#include "dpu_kms.h" #include "dpu_core_irq.h" +#include "dpu_crtc.h" +#include "dpu_encoder.h" #include "dpu_formats.h" #include "dpu_hw_vbif.h" -#include "dpu_vbif.h" -#include "dpu_encoder.h" +#include "dpu_kms.h" #include "dpu_plane.h" -#include "dpu_crtc.h" +#include "dpu_vbif.h" #define CREATE_TRACE_POINTS #include "dpu_trace.h" @@ -73,8 +73,8 @@ static int _dpu_danger_signal_status(struct seq_file *s, &status); } else { seq_puts(s, "\nSafe signal status:\n"); - if (kms->hw_mdp->ops.get_danger_status) - kms->hw_mdp->ops.get_danger_status(kms->hw_mdp, + if (kms->hw_mdp->ops.get_safe_status) + kms->hw_mdp->ops.get_safe_status(kms->hw_mdp, &status); } pm_runtime_put_sync(&kms->pdev->dev); @@ -82,7 +82,7 @@ static int _dpu_danger_signal_status(struct seq_file *s, seq_printf(s, "MDP : 0x%x\n", status.mdp); for (i = SSPP_VIG0; i < SSPP_MAX; i++) - seq_printf(s, "SSPP%d : 0x%x \t", i - SSPP_VIG0, + seq_printf(s, "SSPP%d : 0x%x \n", i - SSPP_VIG0, status.sspp[i]); seq_puts(s, "\n"); @@ -101,6 +101,73 @@ static int dpu_debugfs_safe_stats_show(struct seq_file *s, void *v) } DEFINE_SHOW_ATTRIBUTE(dpu_debugfs_safe_stats); +static ssize_t _dpu_plane_danger_read(struct file *file, + char __user *buff, size_t count, loff_t *ppos) +{ + struct dpu_kms *kms = file->private_data; + int len; + char buf[40]; + + len = scnprintf(buf, sizeof(buf), "%d\n", !kms->has_danger_ctrl); + + return simple_read_from_buffer(buff, count, ppos, buf, len); +} + +static void _dpu_plane_set_danger_state(struct dpu_kms *kms, bool enable) +{ + struct drm_plane *plane; + + drm_for_each_plane(plane, kms->dev) { + if (plane->fb && plane->state) { + dpu_plane_danger_signal_ctrl(plane, enable); + DPU_DEBUG("plane:%d img:%dx%d ", + plane->base.id, plane->fb->width, + plane->fb->height); + DPU_DEBUG("src[%d,%d,%d,%d] dst[%d,%d,%d,%d]\n", + plane->state->src_x >> 16, + plane->state->src_y >> 16, + plane->state->src_w >> 16, + plane->state->src_h >> 16, + plane->state->crtc_x, plane->state->crtc_y, + plane->state->crtc_w, plane->state->crtc_h); + } else { + DPU_DEBUG("Inactive plane:%d\n", plane->base.id); + } + } +} + +static ssize_t _dpu_plane_danger_write(struct file *file, + const char __user *user_buf, size_t count, loff_t *ppos) +{ + struct dpu_kms *kms = file->private_data; + int disable_panic; + int ret; + + ret = kstrtouint_from_user(user_buf, count, 0, &disable_panic); + if (ret) + return ret; + + if (disable_panic) { + /* Disable panic signal for all active pipes */ + DPU_DEBUG("Disabling danger:\n"); + _dpu_plane_set_danger_state(kms, false); + kms->has_danger_ctrl = false; + } else { + /* Enable panic signal for all active pipes */ + DPU_DEBUG("Enabling danger:\n"); + kms->has_danger_ctrl = true; + _dpu_plane_set_danger_state(kms, true); + } + + return count; +} + +static const struct file_operations dpu_plane_danger_enable = { + .open = simple_open, + .read = _dpu_plane_danger_read, + .write = _dpu_plane_danger_write, +}; + static void dpu_debugfs_danger_init(struct dpu_kms *dpu_kms, struct dentry *parent) { @@ -110,8 +177,20 @@ static void dpu_debugfs_danger_init(struct dpu_kms *dpu_kms, dpu_kms, &dpu_debugfs_danger_stats_fops); debugfs_create_file("safe_status", 0600, entry, dpu_kms, &dpu_debugfs_safe_stats_fops); + debugfs_create_file("disable_danger", 0600, entry, + dpu_kms, &dpu_plane_danger_enable); + } +/* + * Companion structure for dpu_debugfs_create_regset32. + */ +struct dpu_debugfs_regset32 { + uint32_t offset; + uint32_t blk_len; + struct dpu_kms *dpu_kms; +}; + static int _dpu_debugfs_show_regset32(struct seq_file *s, void *data) { struct dpu_debugfs_regset32 *regset = s->private; @@ -159,24 +238,23 @@ static const struct file_operations dpu_fops_regset32 = { .release = single_release, }; -void dpu_debugfs_setup_regset32(struct dpu_debugfs_regset32 *regset, +void dpu_debugfs_create_regset32(const char *name, umode_t mode, + void *parent, uint32_t offset, uint32_t length, struct dpu_kms *dpu_kms) { - if (regset) { - regset->offset = offset; - regset->blk_len = length; - regset->dpu_kms = dpu_kms; - } -} + struct dpu_debugfs_regset32 *regset; -void dpu_debugfs_create_regset32(const char *name, umode_t mode, - void *parent, struct dpu_debugfs_regset32 *regset) -{ - if (!name || !regset || !regset->dpu_kms || !regset->blk_len) + if (WARN_ON(!name || !dpu_kms || !length)) + return; + + regset = devm_kzalloc(&dpu_kms->pdev->dev, sizeof(*regset), GFP_KERNEL); + if (!regset) return; /* make sure offset is a multiple of 4 */ - regset->offset = round_down(regset->offset, 4); + regset->offset = round_down(offset, 4); + regset->blk_len = length; + regset->dpu_kms = dpu_kms; debugfs_create_file(name, mode, parent, regset, &dpu_fops_regset32); } @@ -203,6 +281,7 @@ static int dpu_kms_debugfs_init(struct msm_kms *kms, struct drm_minor *minor) dpu_debugfs_danger_init(dpu_kms, entry); dpu_debugfs_vbif_init(dpu_kms, entry); dpu_debugfs_core_irq_init(dpu_kms, entry); + dpu_debugfs_sspp_init(dpu_kms, entry); for (i = 0; i < ARRAY_SIZE(priv->dp); i++) { if (priv->dp[i]) @@ -384,28 +463,6 @@ static void dpu_kms_flush_commit(struct msm_kms *kms, unsigned crtc_mask) } } -/* - * Override the encoder enable since we need to setup the inline rotator and do - * some crtc magic before enabling any bridge that might be present. - */ -void dpu_kms_encoder_enable(struct drm_encoder *encoder) -{ - const struct drm_encoder_helper_funcs *funcs = encoder->helper_private; - struct drm_device *dev = encoder->dev; - struct drm_crtc *crtc; - - /* Forward this enable call to the commit hook */ - if (funcs && funcs->commit) - funcs->commit(encoder); - - drm_for_each_crtc(crtc, dev) { - if (!(crtc->state->encoder_mask & drm_encoder_mask(encoder))) - continue; - - trace_dpu_kms_enc_enable(DRMID(crtc)); - } -} - static void dpu_kms_complete_commit(struct msm_kms *kms, unsigned crtc_mask) { struct dpu_kms *dpu_kms = to_dpu_kms(kms); @@ -863,6 +920,11 @@ static void dpu_kms_mdp_snapshot(struct msm_disp_state *disp_state, struct msm_k msm_disp_snapshot_add_block(disp_state, cat->sspp[i].len, dpu_kms->mmio + cat->sspp[i].base, "sspp_%d", i); + /* dump LM sub-blocks HW regs info */ + for (i = 0; i < cat->mixer_count; i++) + msm_disp_snapshot_add_block(disp_state, cat->mixer[i].len, + dpu_kms->mmio + cat->mixer[i].base, "lm_%d", i); + msm_disp_snapshot_add_block(disp_state, top->hw.length, dpu_kms->mmio + top->hw.blk_off, "top"); @@ -1153,9 +1215,9 @@ struct msm_kms *dpu_kms_init(struct drm_device *dev) static int dpu_bind(struct device *dev, struct device *master, void *data) { - struct drm_device *ddev = dev_get_drvdata(master); + struct msm_drm_private *priv = dev_get_drvdata(master); struct platform_device *pdev = to_platform_device(dev); - struct msm_drm_private *priv = ddev->dev_private; + struct drm_device *ddev = priv->dev; struct dpu_kms *dpu_kms; struct dss_module_power *mp; int ret = 0; @@ -1285,7 +1347,7 @@ static const struct dev_pm_ops dpu_pm_ops = { pm_runtime_force_resume) }; -static const struct of_device_id dpu_dt_match[] = { +const struct of_device_id dpu_dt_match[] = { { .compatible = "qcom,sdm845-dpu", }, { .compatible = "qcom,sc7180-dpu", }, { .compatible = "qcom,sc7280-dpu", }, |