diff options
| author | Mikko Perttunen <mperttunen@nvidia.com> | 2023-01-19 16:39:01 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-03-10 11:33:16 +0300 |
| commit | fbb286284da70da4736b74e42d49b1b6d5268c4c (patch) | |
| tree | 4bcd51dfd5c3c84395b6fac3504893cb297dc156 | |
| parent | 7009b78bb995580d8b3d8000ab84ad6f87e811c3 (diff) | |
| download | linux-fbb286284da70da4736b74e42d49b1b6d5268c4c.tar.xz | |
drm/tegra: firewall: Check for is_addr_reg existence in IMM check
[ Upstream commit 1b5c09de25e8c08655c270a70e5e74e93b6bad1f ]
In the IMM opcode check, don't call is_addr_reg if it's not set.
Fixes: 8cc95f3fd35e ("drm/tegra: Add job firewall")
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/gpu/drm/tegra/firewall.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/tegra/firewall.c b/drivers/gpu/drm/tegra/firewall.c index 1824d2db0e2c..d53f890fa689 100644 --- a/drivers/gpu/drm/tegra/firewall.c +++ b/drivers/gpu/drm/tegra/firewall.c @@ -97,6 +97,9 @@ static int fw_check_regs_imm(struct tegra_drm_firewall *fw, u32 offset) { bool is_addr; + if (!fw->client->ops->is_addr_reg) + return 0; + is_addr = fw->client->ops->is_addr_reg(fw->client->base.dev, fw->class, offset); if (is_addr) |