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X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jeffy Chen , Heiko Stuebner , David Airlie , briannorris@chromium.org, dianders@chromium.org, dri-devel@lists.freedesktop.org, tfiga@chromium.org, linux-rockchip@lists.infradead.org, seanpaul@chromium.org, zyw@rock-chips.com, linux-arm-kernel@lists.infradead.org, mark.yao@rock-chips.com MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Jeffy Chen --- drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 31 +++++++++++++++++++---------- 1 file changed, 21 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index 76c79ac..1d85319 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -1365,6 +1365,12 @@ static int vop_initial(struct vop *vop) return ret; } + ret = pm_runtime_get_sync(vop->dev); + if (ret < 0) { + dev_err(vop->dev, "failed to get pm runtime: %d\n", ret); + goto err_put_pm_runtime; + } + /* Enable both the hclk and aclk to setup the vop */ ret = clk_prepare_enable(vop->hclk); if (ret < 0) { @@ -1422,6 +1428,8 @@ static int vop_initial(struct vop *vop) vop->is_enabled = false; + pm_runtime_put_sync(vop->dev); + return 0; err_disable_aclk: @@ -1430,6 +1438,8 @@ static int vop_initial(struct vop *vop) clk_disable_unprepare(vop->hclk); err_unprepare_dclk: clk_unprepare(vop->dclk); +err_put_pm_runtime: + pm_runtime_put_sync(vop->dev); return ret; } @@ -1530,12 +1540,6 @@ static int vop_bind(struct device *dev, struct device *master, void *data) if (!vop->regsbak) return -ENOMEM; - ret = vop_initial(vop); - if (ret < 0) { - dev_err(&pdev->dev, "cannot initial vop dev - err %d\n", ret); - return ret; - } - irq = platform_get_irq(pdev, 0); if (irq < 0) { dev_err(dev, "cannot find irq for vop\n"); @@ -1556,15 +1560,22 @@ static int vop_bind(struct device *dev, struct device *master, void *data) /* IRQ is initially disabled; it gets enabled in power_on */ disable_irq(vop->irq); + pm_runtime_enable(&pdev->dev); + + ret = vop_initial(vop); + if (ret < 0) { + dev_err(&pdev->dev, "cannot initial vop dev - err %d\n", ret); + goto err_disable_pm_runtime; + } + ret = vop_create_crtc(vop); if (ret) - goto err_enable_irq; - - pm_runtime_enable(&pdev->dev); + goto err_disable_pm_runtime; return 0; -err_enable_irq: +err_disable_pm_runtime: + pm_runtime_disable(&pdev->dev); enable_irq(vop->irq); /* To balance out the disable_irq above */ return ret; }