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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200721144326.7976-7-alcooperx@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/21/20 7:43 AM, Al Cooper wrote: > From: Danesh Petigara > > GISB bus error kernel panics have been observed during S2 transition > tests on the 7271t platform. The errors are a result of the BDC > interrupt handler trying to access BDC register space after the > system's suspend callbacks have completed. > > Adding a suspend hook to the BDC driver that halts the controller before > S2 entry thus preventing unwanted access to the BDC register space during > this transition. > > Signed-off-by: Danesh Petigara > Signed-off-by: Al Cooper Acked-by: Florian Fainelli -- Florian