Unverified Commit d84927a4 authored by Dr. David Alan Gilbert's avatar Dr. David Alan Gilbert Committed by Robert Foss
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drm/bridge: cdns-mhdp8546: Remove unused functions 



cdns_mhdp_hdcp_set_lc() and cdns_mhdp_hdcp_set_public_key_param()
were added by commit
6a3608ea ("drm: bridge: cdns-mhdp8546: Enable HDCP")
but never used.

Remove them.

Signed-off-by: default avatarDr. David Alan Gilbert <linux@treblig.org>
Reviewed-by: default avatarRobert Foss <rfoss@kernel.org>
Signed-off-by: default avatarRobert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20241005232017.305217-1-linux@treblig.org
parent e987e22e

drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-hdcp.c

+0 −28
Original line number Diff line number Diff line
@@ -500,34 +500,6 @@ static void cdns_mhdp_hdcp_prop_work(struct work_struct *work) 
	drm_modeset_unlock(&dev->mode_config.connection_mutex);

}



int cdns_mhdp_hdcp_set_lc(struct cdns_mhdp_device *mhdp, u8 *val)

{

	int ret;



	mutex_lock(&mhdp->mbox_mutex);

	ret = cdns_mhdp_secure_mailbox_send(mhdp, MB_MODULE_ID_HDCP_GENERAL,

					    HDCP_GENERAL_SET_LC_128,

					    16, val);

	mutex_unlock(&mhdp->mbox_mutex);



	return ret;

}



int

cdns_mhdp_hdcp_set_public_key_param(struct cdns_mhdp_device *mhdp,

				    struct cdns_hdcp_tx_public_key_param *val)

{

	int ret;



	mutex_lock(&mhdp->mbox_mutex);

	ret = cdns_mhdp_secure_mailbox_send(mhdp, MB_MODULE_ID_HDCP_TX,

					    HDCP2X_TX_SET_PUBLIC_KEY_PARAMS,

					    sizeof(*val), (u8 *)val);

	mutex_unlock(&mhdp->mbox_mutex);



	return ret;

}



int cdns_mhdp_hdcp_enable(struct cdns_mhdp_device *mhdp, u8 content_type)

{

	int ret;

drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-hdcp.h

+0 −3
Original line number Diff line number Diff line
@@ -82,9 +82,6 @@ struct cdns_hdcp_tx_public_key_param { 
	u8 E[DLP_E];

};



int cdns_mhdp_hdcp_set_public_key_param(struct cdns_mhdp_device *mhdp,

					struct cdns_hdcp_tx_public_key_param *val);

int cdns_mhdp_hdcp_set_lc(struct cdns_mhdp_device *mhdp, u8 *val);

int cdns_mhdp_hdcp_enable(struct cdns_mhdp_device *mhdp, u8 content_type);

int cdns_mhdp_hdcp_disable(struct cdns_mhdp_device *mhdp);

void cdns_mhdp_hdcp_init(struct cdns_mhdp_device *mhdp);