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| author | Chen-Yu Tsai <wenst@chromium.org> | 2023-07-10 17:12:01 +0800 |
|---|---|---|
| committer | Robert Foss <rfoss@kernel.org> | 2023-07-17 18:03:23 +0200 |
| commit | 41639b3a8b0f1f194dfe0577d99db70613f78626 (patch) | |
| tree | 0e20c1b25cccf452bec938216e86723915ca21d7 /drivers/gpu/drm/bridge/analogix/anx7625.c | |
| parent | 2ba776f903cb7157e80b5f314fb0b4faf6ea6958 (diff) | |
| download | linux-stable-41639b3a8b0f1f194dfe0577d99db70613f78626.tar.gz linux-stable-41639b3a8b0f1f194dfe0577d99db70613f78626.tar.bz2 linux-stable-41639b3a8b0f1f194dfe0577d99db70613f78626.zip | |
drm/bridge: anx7625: Use common macros for HDCP capabilities
The DRM DP code has macros for the DP HDCP capabilities. Use them in the
anx7625 driver instead of raw numbers.
Fixes: cd1637c7e480 ("drm/bridge: anx7625: add HDCP support")
Suggested-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Robert Foss <rfoss@kernel.org>
Signed-off-by: Robert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230710091203.1874317-1-wenst@chromium.org
Diffstat (limited to 'drivers/gpu/drm/bridge/analogix/anx7625.c')
| -rw-r--r-- | drivers/gpu/drm/bridge/analogix/anx7625.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index 9db3784cb554..866d018f4bb1 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -872,11 +872,11 @@ static int anx7625_hdcp_enable(struct anx7625_data *ctx) } /* Read downstream capability */ - ret = anx7625_aux_trans(ctx, DP_AUX_NATIVE_READ, 0x68028, 1, &bcap); + ret = anx7625_aux_trans(ctx, DP_AUX_NATIVE_READ, DP_AUX_HDCP_BCAPS, 1, &bcap); if (ret < 0) return ret; - if (!(bcap & 0x01)) { + if (!(bcap & DP_BCAPS_HDCP_CAPABLE)) { pr_warn("downstream not support HDCP 1.4, cap(%x).\n", bcap); return 0; } |