aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c')
-rw-r--r--drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c70
1 files changed, 37 insertions, 33 deletions
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
index 44d1cda56974..e437aa806f7b 100644
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
@@ -43,7 +43,7 @@ static int mdp4_hw_init(struct msm_kms *kms)
DBG("found MDP4 version v%d.%d", major, minor);
if (major != 4) {
- dev_err(dev->dev, "unexpected MDP version: v%d.%d\n",
+ DRM_DEV_ERROR(dev->dev, "unexpected MDP version: v%d.%d\n",
major, minor);
ret = -ENXIO;
goto out;
@@ -165,7 +165,7 @@ static void mdp4_destroy(struct msm_kms *kms)
struct msm_gem_address_space *aspace = kms->aspace;
if (mdp4_kms->blank_cursor_iova)
- msm_gem_put_iova(mdp4_kms->blank_cursor_bo, kms->aspace);
+ msm_gem_unpin_iova(mdp4_kms->blank_cursor_bo, kms->aspace);
drm_gem_object_put_unlocked(mdp4_kms->blank_cursor_bo);
if (aspace) {
@@ -206,7 +206,8 @@ int mdp4_disable(struct mdp4_kms *mdp4_kms)
clk_disable_unprepare(mdp4_kms->clk);
if (mdp4_kms->pclk)
clk_disable_unprepare(mdp4_kms->pclk);
- clk_disable_unprepare(mdp4_kms->lut_clk);
+ if (mdp4_kms->lut_clk)
+ clk_disable_unprepare(mdp4_kms->lut_clk);
if (mdp4_kms->axi_clk)
clk_disable_unprepare(mdp4_kms->axi_clk);
@@ -220,7 +221,8 @@ int mdp4_enable(struct mdp4_kms *mdp4_kms)
clk_prepare_enable(mdp4_kms->clk);
if (mdp4_kms->pclk)
clk_prepare_enable(mdp4_kms->pclk);
- clk_prepare_enable(mdp4_kms->lut_clk);
+ if (mdp4_kms->lut_clk)
+ clk_prepare_enable(mdp4_kms->lut_clk);
if (mdp4_kms->axi_clk)
clk_prepare_enable(mdp4_kms->axi_clk);
@@ -251,7 +253,7 @@ static int mdp4_modeset_init_intf(struct mdp4_kms *mdp4_kms,
encoder = mdp4_lcdc_encoder_init(dev, panel_node);
if (IS_ERR(encoder)) {
- dev_err(dev->dev, "failed to construct LCDC encoder\n");
+ DRM_DEV_ERROR(dev->dev, "failed to construct LCDC encoder\n");
return PTR_ERR(encoder);
}
@@ -260,7 +262,7 @@ static int mdp4_modeset_init_intf(struct mdp4_kms *mdp4_kms,
connector = mdp4_lvds_connector_init(dev, panel_node, encoder);
if (IS_ERR(connector)) {
- dev_err(dev->dev, "failed to initialize LVDS connector\n");
+ DRM_DEV_ERROR(dev->dev, "failed to initialize LVDS connector\n");
return PTR_ERR(connector);
}
@@ -271,7 +273,7 @@ static int mdp4_modeset_init_intf(struct mdp4_kms *mdp4_kms,
case DRM_MODE_ENCODER_TMDS:
encoder = mdp4_dtv_encoder_init(dev);
if (IS_ERR(encoder)) {
- dev_err(dev->dev, "failed to construct DTV encoder\n");
+ DRM_DEV_ERROR(dev->dev, "failed to construct DTV encoder\n");
return PTR_ERR(encoder);
}
@@ -282,7 +284,7 @@ static int mdp4_modeset_init_intf(struct mdp4_kms *mdp4_kms,
/* Construct bridge/connector for HDMI: */
ret = msm_hdmi_modeset_init(priv->hdmi, dev, encoder);
if (ret) {
- dev_err(dev->dev, "failed to initialize HDMI: %d\n", ret);
+ DRM_DEV_ERROR(dev->dev, "failed to initialize HDMI: %d\n", ret);
return ret;
}
}
@@ -300,7 +302,7 @@ static int mdp4_modeset_init_intf(struct mdp4_kms *mdp4_kms,
encoder = mdp4_dsi_encoder_init(dev);
if (IS_ERR(encoder)) {
ret = PTR_ERR(encoder);
- dev_err(dev->dev,
+ DRM_DEV_ERROR(dev->dev,
"failed to construct DSI encoder: %d\n", ret);
return ret;
}
@@ -311,14 +313,14 @@ static int mdp4_modeset_init_intf(struct mdp4_kms *mdp4_kms,
ret = msm_dsi_modeset_init(priv->dsi[dsi_id], dev, encoder);
if (ret) {
- dev_err(dev->dev, "failed to initialize DSI: %d\n",
+ DRM_DEV_ERROR(dev->dev, "failed to initialize DSI: %d\n",
ret);
return ret;
}
break;
default:
- dev_err(dev->dev, "Invalid or unsupported interface\n");
+ DRM_DEV_ERROR(dev->dev, "Invalid or unsupported interface\n");
return -EINVAL;
}
@@ -354,7 +356,7 @@ static int modeset_init(struct mdp4_kms *mdp4_kms)
for (i = 0; i < ARRAY_SIZE(vg_planes); i++) {
plane = mdp4_plane_init(dev, vg_planes[i], false);
if (IS_ERR(plane)) {
- dev_err(dev->dev,
+ DRM_DEV_ERROR(dev->dev,
"failed to construct plane for VG%d\n", i + 1);
ret = PTR_ERR(plane);
goto fail;
@@ -365,7 +367,7 @@ static int modeset_init(struct mdp4_kms *mdp4_kms)
for (i = 0; i < ARRAY_SIZE(mdp4_crtcs); i++) {
plane = mdp4_plane_init(dev, rgb_planes[i], true);
if (IS_ERR(plane)) {
- dev_err(dev->dev,
+ DRM_DEV_ERROR(dev->dev,
"failed to construct plane for RGB%d\n", i + 1);
ret = PTR_ERR(plane);
goto fail;
@@ -374,7 +376,7 @@ static int modeset_init(struct mdp4_kms *mdp4_kms)
crtc = mdp4_crtc_init(dev, plane, priv->num_crtcs, i,
mdp4_crtcs[i]);
if (IS_ERR(crtc)) {
- dev_err(dev->dev, "failed to construct crtc for %s\n",
+ DRM_DEV_ERROR(dev->dev, "failed to construct crtc for %s\n",
mdp4_crtc_names[i]);
ret = PTR_ERR(crtc);
goto fail;
@@ -396,7 +398,7 @@ static int modeset_init(struct mdp4_kms *mdp4_kms)
for (i = 0; i < ARRAY_SIZE(mdp4_intfs); i++) {
ret = mdp4_modeset_init_intf(mdp4_kms, mdp4_intfs[i]);
if (ret) {
- dev_err(dev->dev, "failed to initialize intf: %d, %d\n",
+ DRM_DEV_ERROR(dev->dev, "failed to initialize intf: %d, %d\n",
i, ret);
goto fail;
}
@@ -419,7 +421,7 @@ struct msm_kms *mdp4_kms_init(struct drm_device *dev)
mdp4_kms = kzalloc(sizeof(*mdp4_kms), GFP_KERNEL);
if (!mdp4_kms) {
- dev_err(dev->dev, "failed to allocate kms\n");
+ DRM_DEV_ERROR(dev->dev, "failed to allocate kms\n");
ret = -ENOMEM;
goto fail;
}
@@ -439,7 +441,7 @@ struct msm_kms *mdp4_kms_init(struct drm_device *dev)
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
ret = irq;
- dev_err(dev->dev, "failed to get irq: %d\n", ret);
+ DRM_DEV_ERROR(dev->dev, "failed to get irq: %d\n", ret);
goto fail;
}
@@ -456,14 +458,14 @@ struct msm_kms *mdp4_kms_init(struct drm_device *dev)
if (mdp4_kms->vdd) {
ret = regulator_enable(mdp4_kms->vdd);
if (ret) {
- dev_err(dev->dev, "failed to enable regulator vdd: %d\n", ret);
+ DRM_DEV_ERROR(dev->dev, "failed to enable regulator vdd: %d\n", ret);
goto fail;
}
}
mdp4_kms->clk = devm_clk_get(&pdev->dev, "core_clk");
if (IS_ERR(mdp4_kms->clk)) {
- dev_err(dev->dev, "failed to get core_clk\n");
+ DRM_DEV_ERROR(dev->dev, "failed to get core_clk\n");
ret = PTR_ERR(mdp4_kms->clk);
goto fail;
}
@@ -472,23 +474,25 @@ struct msm_kms *mdp4_kms_init(struct drm_device *dev)
if (IS_ERR(mdp4_kms->pclk))
mdp4_kms->pclk = NULL;
- // XXX if (rev >= MDP_REV_42) { ???
- mdp4_kms->lut_clk = devm_clk_get(&pdev->dev, "lut_clk");
- if (IS_ERR(mdp4_kms->lut_clk)) {
- dev_err(dev->dev, "failed to get lut_clk\n");
- ret = PTR_ERR(mdp4_kms->lut_clk);
- goto fail;
+ if (mdp4_kms->rev >= 2) {
+ mdp4_kms->lut_clk = devm_clk_get(&pdev->dev, "lut_clk");
+ if (IS_ERR(mdp4_kms->lut_clk)) {
+ DRM_DEV_ERROR(dev->dev, "failed to get lut_clk\n");
+ ret = PTR_ERR(mdp4_kms->lut_clk);
+ goto fail;
+ }
}
mdp4_kms->axi_clk = devm_clk_get(&pdev->dev, "bus_clk");
if (IS_ERR(mdp4_kms->axi_clk)) {
- dev_err(dev->dev, "failed to get axi_clk\n");
+ DRM_DEV_ERROR(dev->dev, "failed to get axi_clk\n");
ret = PTR_ERR(mdp4_kms->axi_clk);
goto fail;
}
clk_set_rate(mdp4_kms->clk, config->max_clk);
- clk_set_rate(mdp4_kms->lut_clk, config->max_clk);
+ if (mdp4_kms->lut_clk)
+ clk_set_rate(mdp4_kms->lut_clk, config->max_clk);
pm_runtime_enable(dev->dev);
mdp4_kms->rpm_enabled = true;
@@ -519,29 +523,29 @@ struct msm_kms *mdp4_kms_init(struct drm_device *dev)
if (ret)
goto fail;
} else {
- dev_info(dev->dev, "no iommu, fallback to phys "
+ DRM_DEV_INFO(dev->dev, "no iommu, fallback to phys "
"contig buffers for scanout\n");
aspace = NULL;
}
ret = modeset_init(mdp4_kms);
if (ret) {
- dev_err(dev->dev, "modeset_init failed: %d\n", ret);
+ DRM_DEV_ERROR(dev->dev, "modeset_init failed: %d\n", ret);
goto fail;
}
- mdp4_kms->blank_cursor_bo = msm_gem_new(dev, SZ_16K, MSM_BO_WC);
+ mdp4_kms->blank_cursor_bo = msm_gem_new(dev, SZ_16K, MSM_BO_WC | MSM_BO_SCANOUT);
if (IS_ERR(mdp4_kms->blank_cursor_bo)) {
ret = PTR_ERR(mdp4_kms->blank_cursor_bo);
- dev_err(dev->dev, "could not allocate blank-cursor bo: %d\n", ret);
+ DRM_DEV_ERROR(dev->dev, "could not allocate blank-cursor bo: %d\n", ret);
mdp4_kms->blank_cursor_bo = NULL;
goto fail;
}
- ret = msm_gem_get_iova(mdp4_kms->blank_cursor_bo, kms->aspace,
+ ret = msm_gem_get_and_pin_iova(mdp4_kms->blank_cursor_bo, kms->aspace,
&mdp4_kms->blank_cursor_iova);
if (ret) {
- dev_err(dev->dev, "could not pin blank-cursor bo: %d\n", ret);
+ DRM_DEV_ERROR(dev->dev, "could not pin blank-cursor bo: %d\n", ret);
goto fail;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.