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authorLoic Poulain <loic.poulain@linaro.org>2021-02-03 17:39:42 +0100
committerManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>2021-02-05 17:58:49 +0530
commit1e2f29ba83c55b9778bdb60e77216b08dbd69bf5 (patch)
tree7348fa3e223c4dd817e47105f9a3353c7f336086 /drivers/bus/mhi
parentMerge branch 'mhi-net-immutable' into mhi-next (diff)
downloadlinux-dev-1e2f29ba83c55b9778bdb60e77216b08dbd69bf5.tar.xz
linux-dev-1e2f29ba83c55b9778bdb60e77216b08dbd69bf5.zip
mhi: pci_generic: Print warning in case of firmware crash
Print warning when MHI detects sys error. Signed-off-by: Loic Poulain <loic.poulain@linaro.org> Reviewed-by: Hemant Kumar <hemantk@codeaurora.org> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> Link: https://lore.kernel.org/r/1612370382-21643-1-git-send-email-loic.poulain@linaro.org Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Diffstat (limited to 'drivers/bus/mhi')
-rw-r--r--drivers/bus/mhi/pci_generic.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c
index 444693e3fd72..2476041f8d56 100644
--- a/drivers/bus/mhi/pci_generic.c
+++ b/drivers/bus/mhi/pci_generic.c
@@ -217,7 +217,17 @@ static void mhi_pci_write_reg(struct mhi_controller *mhi_cntrl,
static void mhi_pci_status_cb(struct mhi_controller *mhi_cntrl,
enum mhi_callback cb)
{
+ struct pci_dev *pdev = to_pci_dev(mhi_cntrl->cntrl_dev);
+
/* Nothing to do for now */
+ switch (cb) {
+ case MHI_CB_FATAL_ERROR:
+ case MHI_CB_SYS_ERROR:
+ dev_warn(&pdev->dev, "firmware crashed (%u)\n", cb);
+ break;
+ default:
+ break;
+ }
}
static bool mhi_pci_is_alive(struct mhi_controller *mhi_cntrl)