From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fuxbrumer, Dvora Date: Tue, 13 Jul 2021 10:03:27 +0300 Subject: [Intel-wired-lan] [PATCH v1 2/3] e1000e: Add polling mechanism to indicate CSME DPG exit In-Reply-To: <20210624081846.568707-1-sasha.neftin@intel.com> References: <20210624081846.568707-1-sasha.neftin@intel.com> Message-ID: <8742cb49-3815-88f9-9f74-badd66cef160@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: On 6/24/2021 11:18, Sasha Neftin wrote: > Per guidance from the CSME architecture team, it may take > up to 1 second for unconfiguring dynamic power gating mode. > Practically it can take more time. Wait up to 2.5 seconds to indicate > dynamic power gating exit from the s0ix configuration. Detect > scenarios that take more than 1 second but less than 2.5 seconds > will emit warning message. > > Signed-off-by: Sasha Neftin > --- > drivers/net/ethernet/intel/e1000e/ich8lan.h | 1 + > drivers/net/ethernet/intel/e1000e/netdev.c | 24 +++++++++++++++++++++ > drivers/net/ethernet/intel/e1000e/regs.h | 1 + > 3 files changed, 26 insertions(+) > Tested-by: Dvora Fuxbrumer