Commit 37fd0b62 authored by Alexander Usyskin's avatar Alexander Usyskin Committed by Greg Kroah-Hartman
Browse files

mei: hbm: clean the feature flags on link reset 



The list of supported functions can be altered upon link reset,
clean the flags to allow correct selections of supported
features.

Cc: <stable@vger.kernel.org> v4.19+
Signed-off-by: default avatarAlexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: default avatarTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent fcf9d0b7

drivers/misc/mei/hbm.c

+7 −0
Original line number Diff line number Diff line
@@ -1029,29 +1029,36 @@ static void mei_hbm_config_features(struct mei_device *dev) 
	    dev->version.minor_version >= HBM_MINOR_VERSION_PGI)

		dev->hbm_f_pg_supported = 1;



	dev->hbm_f_dc_supported = 0;

	if (dev->version.major_version >= HBM_MAJOR_VERSION_DC)

		dev->hbm_f_dc_supported = 1;



	dev->hbm_f_ie_supported = 0;

	if (dev->version.major_version >= HBM_MAJOR_VERSION_IE)

		dev->hbm_f_ie_supported = 1;



	/* disconnect on connect timeout instead of link reset */

	dev->hbm_f_dot_supported = 0;

	if (dev->version.major_version >= HBM_MAJOR_VERSION_DOT)

		dev->hbm_f_dot_supported = 1;



	/* Notification Event Support */

	dev->hbm_f_ev_supported = 0;

	if (dev->version.major_version >= HBM_MAJOR_VERSION_EV)

		dev->hbm_f_ev_supported = 1;



	/* Fixed Address Client Support */

	dev->hbm_f_fa_supported = 0;

	if (dev->version.major_version >= HBM_MAJOR_VERSION_FA)

		dev->hbm_f_fa_supported = 1;



	/* OS ver message Support */

	dev->hbm_f_os_supported = 0;

	if (dev->version.major_version >= HBM_MAJOR_VERSION_OS)

		dev->hbm_f_os_supported = 1;



	/* DMA Ring Support */

	dev->hbm_f_dr_supported = 0;

	if (dev->version.major_version > HBM_MAJOR_VERSION_DR ||

	    (dev->version.major_version == HBM_MAJOR_VERSION_DR &&

	     dev->version.minor_version >= HBM_MINOR_VERSION_DR))

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