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Commit d1e204e8 authored by Tomas Winkler's avatar Tomas Winkler Committed by Daniel Vetter
Browse files

mei: bus: whitelist hdcp client 



Whitelist HDCP client for in kernel drm use

v2:
  Rebased.

Signed-off-by: default avatarTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: default avatarRamalingam C <ramalingam.c@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1550772730-23280-2-git-send-email-ramalingam.c@intel.com
parent 4509209f

drivers/misc/mei/bus-fixup.c

+16 −0
Original line number Diff line number Diff line
@@ -40,6 +40,9 @@ static const uuid_le mei_nfc_info_guid = MEI_UUID_NFC_INFO; 
#define MEI_UUID_MKHIF_FIX UUID_LE(0x55213584, 0x9a29, 0x4916, \

			0xba, 0xdf, 0xf, 0xb7, 0xed, 0x68, 0x2a, 0xeb)



#define MEI_UUID_HDCP UUID_LE(0xB638AB7E, 0x94E2, 0x4EA2, \

			      0xA5, 0x52, 0xD1, 0xC5, 0x4B, 0x62, 0x7F, 0x04)



#define MEI_UUID_ANY NULL_UUID_LE



/**
@@ -71,6 +74,18 @@ static void blacklist(struct mei_cl_device *cldev) 
	cldev->do_match = 0;

}



/**

 * whitelist - forcefully whitelist client

 *

 * @cldev: me clients device

 */

static void whitelist(struct mei_cl_device *cldev)

{

	dev_dbg(&cldev->dev, "running hook %s\n", __func__);



	cldev->do_match = 1;

}



#define OSTYPE_LINUX    2

struct mei_os_ver {

	__le16 build;
@@ -472,6 +487,7 @@ static struct mei_fixup { 
	MEI_FIXUP(MEI_UUID_NFC_HCI, mei_nfc),

	MEI_FIXUP(MEI_UUID_WD, mei_wd),

	MEI_FIXUP(MEI_UUID_MKHIF_FIX, mei_mkhi_fix),

	MEI_FIXUP(MEI_UUID_HDCP, whitelist),

};



/**