Commit 142a794b authored by Tom Lendacky's avatar Tom Lendacky Committed by Herbert Xu
Browse files

crypto: ccp - Add additional information about an SEV firmware upgrade 



Print additional information, in the form of the old and new versions of
the SEV firmware, so that it can be seen what the base firmware was before
the upgrade.

Signed-off-by: default avatarTom Lendacky <thomas.lendacky@amd.com>
Reviewed-by: default avatarAshish Kalra <ashish.kalra@amd.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 3363c460

drivers/crypto/ccp/sev-dev.c

+11 −2
Original line number Diff line number Diff line
@@ -1629,8 +1629,6 @@ static int sev_update_firmware(struct device *dev) 


	if (ret)

		dev_dbg(dev, "Failed to update SEV firmware: %#x\n", error);

	else

		dev_info(dev, "SEV firmware update successful\n");



	__free_pages(p, order);
@@ -2382,6 +2380,7 @@ void sev_pci_init(void) 
{

	struct sev_device *sev = psp_master->sev_data;

	struct sev_platform_init_args args = {0};

	u8 api_major, api_minor, build;

	int rc;



	if (!sev)
@@ -2392,9 +2391,19 @@ void sev_pci_init(void) 
	if (sev_get_api_version())

		goto err;



	api_major = sev->api_major;

	api_minor = sev->api_minor;

	build     = sev->build;



	if (sev_update_firmware(sev->dev) == 0)

		sev_get_api_version();



	if (api_major != sev->api_major || api_minor != sev->api_minor ||

	    build != sev->build)

		dev_info(sev->dev, "SEV firmware updated from %d.%d.%d to %d.%d.%d\n",

			 api_major, api_minor, build,

			 sev->api_major, sev->api_minor, sev->build);



	/* Initialize the platform */

	args.probe = true;

	rc = sev_platform_init(&args);