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authorBrett Creeley <[email protected]>2019-11-13 11:28:17 -0800
committerJeff Kirsher <[email protected]>2020-01-09 09:21:40 -0800
commitd9d6a9aed3f66f8ce5fa3ca6ca26007d75032296 (patch)
tree4f67fd4a49b3550ac7dd2c8fe8355fdd12b6aae4 /drivers/fpga/fpga-mgr.c
parent9546a0b7ce0077d827470f603f2522b845ce5954 (diff)
i40e: Fix virtchnl_queue_select bitmap validation
Currently in i40e_vc_disable_queues_msg() we are incorrectly validating the virtchnl queue select bitmaps. The virtchnl_queue_select rx_queues and tx_queue bitmap is being compared against ICE_MAX_VF_QUEUES, but the problem is that these bitmaps can have a value greater than I40E_MAX_VF_QUEUES. Fix this by comparing the bitmaps against BIT(I40E_MAX_VF_QUEUES). Also, add the function i40e_vc_validate_vqs_bitmaps() that checks to see if both virtchnl_queue_select bitmaps are empty along with checking that the bitmaps only have valid bits set. This function can then be used in both the queue enable and disable flows. Suggested-by: Arkady Gilinksky <[email protected]> Signed-off-by: Brett Creeley <[email protected]> Tested-by: Andrew Bowers <[email protected]> Signed-off-by: Jeff Kirsher <[email protected]>
Diffstat (limited to 'drivers/fpga/fpga-mgr.c')
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