From: Deepak R Varma mh12gx2825@gmail.com
[ Upstream commit 41f71629b4c432f8dd47d70ace813be5f79d4d75 ]
idr_init() uses base 0 which is an invalid identifier for this driver. The new function idr_init_base allows IDR to set the ID lookup from base 1. This avoids all lookups that otherwise starts from 0 since 0 is always unused.
References: commit 6ce711f27500 ("idr: Make 1-based IDRs more efficient")
Signed-off-by: Deepak R Varma mh12gx2825@gmail.com Signed-off-by: Thierry Reding treding@nvidia.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/tegra/drm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index a2bd5876c6335..00808a3d67832 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -242,7 +242,7 @@ static int tegra_drm_open(struct drm_device *drm, struct drm_file *filp) if (!fpriv) return -ENOMEM;
- idr_init(&fpriv->contexts); + idr_init_base(&fpriv->contexts, 1); mutex_init(&fpriv->lock); filp->driver_priv = fpriv;
From: Qinglang Miao miaoqinglang@huawei.com
[ Upstream commit bf3a3cdcad40e5928a22ea0fd200d17fd6d6308d ]
Fix the missing clk_disable_unprepare() before return from tegra_sor_init() in the error handling case.
Signed-off-by: Qinglang Miao miaoqinglang@huawei.com Signed-off-by: Thierry Reding treding@nvidia.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/tegra/sor.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c index 89cb70da2bfe6..83108e2430501 100644 --- a/drivers/gpu/drm/tegra/sor.c +++ b/drivers/gpu/drm/tegra/sor.c @@ -2668,17 +2668,23 @@ static int tegra_sor_init(struct host1x_client *client) if (err < 0) { dev_err(sor->dev, "failed to deassert SOR reset: %d\n", err); + clk_disable_unprepare(sor->clk); return err; } }
err = clk_prepare_enable(sor->clk_safe); - if (err < 0) + if (err < 0) { + clk_disable_unprepare(sor->clk); return err; + }
err = clk_prepare_enable(sor->clk_dp); - if (err < 0) + if (err < 0) { + clk_disable_unprepare(sor->clk_safe); + clk_disable_unprepare(sor->clk); return err; + }
return 0; }
dri-devel@lists.freedesktop.org
-
Sasha Levin