diff options
Diffstat (limited to 'drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c')
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c | 70 |
1 files changed, 69 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c index 4d8f5b471e4d..dfa8beb9343a 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c @@ -86,6 +86,18 @@ static long mdp5_round_pixclk(struct msm_kms *kms, unsigned long rate, return rate; } +static int mdp5_set_split_display(struct msm_kms *kms, + struct drm_encoder *encoder, + struct drm_encoder *slave_encoder, + bool is_cmd_mode) +{ + if (is_cmd_mode) + return mdp5_cmd_encoder_set_split_display(encoder, + slave_encoder); + else + return mdp5_encoder_set_split_display(encoder, slave_encoder); +} + static void mdp5_preclose(struct msm_kms *kms, struct drm_file *file) { struct mdp5_kms *mdp5_kms = to_mdp5_kms(to_mdp_kms(kms)); @@ -131,6 +143,7 @@ static const struct mdp_kms_funcs kms_funcs = { .complete_commit = mdp5_complete_commit, .get_format = mdp_get_format, .round_pixclk = mdp5_round_pixclk, + .set_split_display = mdp5_set_split_display, .preclose = mdp5_preclose, .destroy = mdp5_destroy, }, @@ -174,7 +187,12 @@ static struct drm_encoder *construct_encoder(struct mdp5_kms *mdp5_kms, .mode = intf_mode, }; - encoder = mdp5_encoder_init(dev, &intf); + if ((intf_type == INTF_DSI) && + (intf_mode == MDP5_INTF_DSI_MODE_COMMAND)) + encoder = mdp5_cmd_encoder_init(dev, &intf); + else + encoder = mdp5_encoder_init(dev, &intf); + if (IS_ERR(encoder)) { dev_err(dev->dev, "failed to construct encoder\n"); return encoder; @@ -186,6 +204,24 @@ static struct drm_encoder *construct_encoder(struct mdp5_kms *mdp5_kms, return encoder; } +static int get_dsi_id_from_intf(const struct mdp5_cfg_hw *hw_cfg, int intf_num) +{ + const int intf_cnt = hw_cfg->intf.count; + const u32 *intfs = hw_cfg->intfs; + int id = 0, i; + + for (i = 0; i < intf_cnt; i++) { + if (intfs[i] == INTF_DSI) { + if (intf_num == i) + return id; + + id++; + } + } + + return -EINVAL; +} + static int modeset_init_intf(struct mdp5_kms *mdp5_kms, int intf_num) { struct drm_device *dev = mdp5_kms->dev; @@ -225,6 +261,38 @@ static int modeset_init_intf(struct mdp5_kms *mdp5_kms, int intf_num) ret = hdmi_modeset_init(priv->hdmi, dev, encoder); break; + case INTF_DSI: + { + int dsi_id = get_dsi_id_from_intf(hw_cfg, intf_num); + struct drm_encoder *dsi_encs[MSM_DSI_ENCODER_NUM]; + enum mdp5_intf_mode mode; + int i; + + if ((dsi_id >= ARRAY_SIZE(priv->dsi)) || (dsi_id < 0)) { + dev_err(dev->dev, "failed to find dsi from intf %d\n", + intf_num); + ret = -EINVAL; + break; + } + + if (!priv->dsi[dsi_id]) + break; + + for (i = 0; i < MSM_DSI_ENCODER_NUM; i++) { + mode = (i == MSM_DSI_CMD_ENCODER_ID) ? + MDP5_INTF_DSI_MODE_COMMAND : + MDP5_INTF_DSI_MODE_VIDEO; + dsi_encs[i] = construct_encoder(mdp5_kms, INTF_DSI, + intf_num, mode); + if (IS_ERR(dsi_encs)) { + ret = PTR_ERR(dsi_encs); + break; + } + } + + ret = msm_dsi_modeset_init(priv->dsi[dsi_id], dev, dsi_encs); + break; + } default: dev_err(dev->dev, "unknown intf: %d\n", intf_type); ret = -EINVAL; |