diff options
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi_manager.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/phy/dsi_phy.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/pll/dsi_pll.c | 2 |
3 files changed, 8 insertions, 4 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c index 855248132b2b..1a54fd67c9c4 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_manager.c +++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c @@ -88,6 +88,8 @@ static int dsi_mgr_setup_components(int id) msm_dsi_phy_set_usecase(msm_dsi->phy, MSM_DSI_PHY_STANDALONE); src_pll = msm_dsi_phy_get_pll(msm_dsi->phy); + if (IS_ERR(src_pll)) + return PTR_ERR(src_pll); ret = msm_dsi_host_set_src_pll(msm_dsi->host, src_pll); } else if (!other_dsi) { ret = 0; @@ -116,6 +118,8 @@ static int dsi_mgr_setup_components(int id) msm_dsi_phy_set_usecase(clk_slave_dsi->phy, MSM_DSI_PHY_SLAVE); src_pll = msm_dsi_phy_get_pll(clk_master_dsi->phy); + if (IS_ERR(src_pll)) + return PTR_ERR(src_pll); ret = msm_dsi_host_set_src_pll(msm_dsi->host, src_pll); if (ret) return ret; diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c index 790ca280cbfd..c8bfaa780651 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c @@ -503,10 +503,10 @@ static int dsi_phy_driver_probe(struct platform_device *pdev) goto fail; phy->pll = msm_dsi_pll_init(pdev, phy->cfg->type, phy->id); - if (!phy->pll) + if (IS_ERR_OR_NULL(phy->pll)) dev_info(dev, - "%s: pll init failed, need separate pll clk driver\n", - __func__); + "%s: pll init failed: %ld, need separate pll clk driver\n", + __func__, PTR_ERR(phy->pll)); dsi_phy_disable_resource(phy); diff --git a/drivers/gpu/drm/msm/dsi/pll/dsi_pll.c b/drivers/gpu/drm/msm/dsi/pll/dsi_pll.c index bc289f5c9078..491f08dce969 100644 --- a/drivers/gpu/drm/msm/dsi/pll/dsi_pll.c +++ b/drivers/gpu/drm/msm/dsi/pll/dsi_pll.c @@ -173,7 +173,7 @@ struct msm_dsi_pll *msm_dsi_pll_init(struct platform_device *pdev, if (IS_ERR(pll)) { dev_err(dev, "%s: failed to init DSI PLL\n", __func__); - return NULL; + return pll; } pll->type = type; |