diff options
Diffstat (limited to 'drivers/gpu/drm/vc4/vc4_hdmi.c')
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_hdmi.c | 57 |
1 files changed, 32 insertions, 25 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index ef7bea7c43a0..9b3e642a08e1 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -79,6 +79,9 @@ #define VC5_HDMI_VERTB_VSPO_SHIFT 16 #define VC5_HDMI_VERTB_VSPO_MASK VC4_MASK(29, 16) +#define VC5_HDMI_MISC_CONTROL_PIXEL_REP_SHIFT 0 +#define VC5_HDMI_MISC_CONTROL_PIXEL_REP_MASK VC4_MASK(3, 0) + #define VC5_HDMI_SCRAMBLER_CTL_ENABLE BIT(0) #define VC5_HDMI_DEEP_COLOR_CONFIG_1_INIT_PACK_PHASE_SHIFT 8 @@ -173,9 +176,9 @@ vc4_hdmi_connector_detect(struct drm_connector *connector, bool force) WARN_ON(pm_runtime_resume_and_get(&vc4_hdmi->pdev->dev)); - if (vc4_hdmi->hpd_gpio && - gpiod_get_value_cansleep(vc4_hdmi->hpd_gpio)) { - connected = true; + if (vc4_hdmi->hpd_gpio) { + if (gpiod_get_value_cansleep(vc4_hdmi->hpd_gpio)) + connected = true; } else if (drm_probe_ddc(vc4_hdmi->ddc)) { connected = true; } else if (HDMI_READ(HDMI_HOTPLUG) & VC4_HDMI_HOTPLUG_CONNECTED) { @@ -735,12 +738,12 @@ static void vc4_hdmi_set_timings(struct vc4_hdmi *vc4_hdmi, VC4_HDMI_VERTA_VFP) | VC4_SET_FIELD(mode->crtc_vdisplay, VC4_HDMI_VERTA_VAL)); u32 vertb = (VC4_SET_FIELD(0, VC4_HDMI_VERTB_VSPO) | - VC4_SET_FIELD(mode->crtc_vtotal - mode->crtc_vsync_end, + VC4_SET_FIELD(mode->crtc_vtotal - mode->crtc_vsync_end + + interlaced, VC4_HDMI_VERTB_VBP)); u32 vertb_even = (VC4_SET_FIELD(0, VC4_HDMI_VERTB_VSPO) | VC4_SET_FIELD(mode->crtc_vtotal - - mode->crtc_vsync_end - - interlaced, + mode->crtc_vsync_end, VC4_HDMI_VERTB_VBP)); HDMI_WRITE(HDMI_HORZA, @@ -780,13 +783,13 @@ static void vc5_hdmi_set_timings(struct vc4_hdmi *vc4_hdmi, VC4_SET_FIELD(mode->crtc_vsync_start - mode->crtc_vdisplay, VC5_HDMI_VERTA_VFP) | VC4_SET_FIELD(mode->crtc_vdisplay, VC5_HDMI_VERTA_VAL)); - u32 vertb = (VC4_SET_FIELD(0, VC5_HDMI_VERTB_VSPO) | + u32 vertb = (VC4_SET_FIELD(mode->htotal >> (2 - pixel_rep), + VC5_HDMI_VERTB_VSPO) | VC4_SET_FIELD(mode->crtc_vtotal - mode->crtc_vsync_end, VC4_HDMI_VERTB_VBP)); u32 vertb_even = (VC4_SET_FIELD(0, VC5_HDMI_VERTB_VSPO) | VC4_SET_FIELD(mode->crtc_vtotal - - mode->crtc_vsync_end - - interlaced, + mode->crtc_vsync_end - interlaced, VC4_HDMI_VERTB_VBP)); unsigned char gcp; bool gcp_en; @@ -849,6 +852,11 @@ static void vc5_hdmi_set_timings(struct vc4_hdmi *vc4_hdmi, reg |= gcp_en ? VC5_HDMI_GCP_CONFIG_GCP_ENABLE : 0; HDMI_WRITE(HDMI_GCP_CONFIG, reg); + reg = HDMI_READ(HDMI_MISC_CONTROL); + reg &= ~VC5_HDMI_MISC_CONTROL_PIXEL_REP_MASK; + reg |= VC4_SET_FIELD(0, VC5_HDMI_MISC_CONTROL_PIXEL_REP); + HDMI_WRITE(HDMI_MISC_CONTROL, reg); + HDMI_WRITE(HDMI_CLOCK_STOP, 0); } @@ -1383,10 +1391,10 @@ static int vc4_hdmi_audio_prepare(struct device *dev, void *data, /* Set the MAI threshold */ HDMI_WRITE(HDMI_MAI_THR, - VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_PANICHIGH) | - VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_PANICLOW) | - VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_DREQHIGH) | - VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_DREQLOW)); + VC4_SET_FIELD(0x08, VC4_HD_MAI_THR_PANICHIGH) | + VC4_SET_FIELD(0x08, VC4_HD_MAI_THR_PANICLOW) | + VC4_SET_FIELD(0x06, VC4_HD_MAI_THR_DREQHIGH) | + VC4_SET_FIELD(0x08, VC4_HD_MAI_THR_DREQLOW)); HDMI_WRITE(HDMI_MAI_CONFIG, VC4_HDMI_MAI_CONFIG_BIT_REVERSE | @@ -1470,12 +1478,12 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi) struct device *dev = &vc4_hdmi->pdev->dev; struct platform_device *codec_pdev; const __be32 *addr; - int index; + int index, len; int ret; - if (!of_find_property(dev->of_node, "dmas", NULL)) { + if (!of_find_property(dev->of_node, "dmas", &len) || !len) { dev_warn(dev, - "'dmas' DT property is missing, no HDMI audio\n"); + "'dmas' DT property is missing or empty, no HDMI audio\n"); return 0; } @@ -2114,7 +2122,7 @@ static int vc5_hdmi_init_resources(struct vc4_hdmi *vc4_hdmi) return 0; } -static int __maybe_unused vc4_hdmi_runtime_suspend(struct device *dev) +static int vc4_hdmi_runtime_suspend(struct device *dev) { struct vc4_hdmi *vc4_hdmi = dev_get_drvdata(dev); @@ -2211,17 +2219,15 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data) if (ret) goto err_put_ddc; + pm_runtime_enable(dev); + /* - * We need to have the device powered up at this point to call - * our reset hook and for the CEC init. + * We need to have the device powered up at this point to call + * our reset hook and for the CEC init. */ - ret = vc4_hdmi_runtime_resume(dev); + ret = pm_runtime_resume_and_get(dev); if (ret) - goto err_put_ddc; - - pm_runtime_get_noresume(dev); - pm_runtime_set_active(dev); - pm_runtime_enable(dev); + goto err_disable_runtime_pm; if (vc4_hdmi->variant->reset) vc4_hdmi->variant->reset(vc4_hdmi); @@ -2270,6 +2276,7 @@ err_destroy_conn: err_destroy_encoder: drm_encoder_cleanup(encoder); pm_runtime_put_sync(dev); +err_disable_runtime_pm: pm_runtime_disable(dev); err_put_ddc: put_device(&vc4_hdmi->ddc->dev); |