[Intel-gfx] [PATCH v9 03/16] mei: add slow_firmware flag to the mei auxiliary device

Tomas Winkler tomas.winkler at intel.com
Wed Sep 7 21:51:00 UTC 2022


Add slow_firmware flag to the mei auxiliary device info
to inform the mei driver about slow underlying firmware.
Such firmware will require to use larger operation timeouts.

Signed-off-by: Alexander Usyskin <alexander.usyskin at intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler at intel.com>
Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
---
V9: Rebase

 include/linux/mei_aux.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/linux/mei_aux.h b/include/linux/mei_aux.h
index a0cb587006d5..4894d8bf4159 100644
--- a/include/linux/mei_aux.h
+++ b/include/linux/mei_aux.h
@@ -12,11 +12,14 @@
  * @aux_dev: - auxiliary device object
  * @irq: interrupt driving the mei auxiliary device
  * @bar: mmio resource bar reserved to mei auxiliary device
+ * @slow_firmware: The device has slow underlying firmware.
+ *                 Such firmware will require to use larger operation timeouts.
  */
 struct mei_aux_device {
 	struct auxiliary_device aux_dev;
 	int irq;
 	struct resource bar;
+	bool slow_firmware;
 };
 
 #define auxiliary_dev_to_mei_aux_dev(auxiliary_dev) \
-- 
2.37.2



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