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soc: fsl: dpio: Replace QMAN array mode with ring mode enqueue

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This change of algorithm will enable faster bulk enqueue.
This will greatly benefit XDP bulk enqueue.

Signed-off-by: Youri Querry <youri.querry_1@nxp.com>
Acked-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
This commit is contained in:
Youri Querry
2019-12-12 17:01:18 +00:00
committed by Li Yang
parent b46fe745e4
commit 3b2abda7d2
2 changed files with 328 additions and 95 deletions
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410
drivers/soc/fsl/dpio/qbman-portal.c
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13
drivers/soc/fsl/dpio/qbman-portal.h
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@@ -143,6 +143,19 @@ struct qbman_swp {
u8 dqrr_size;
int reset_bug; /* indicates dqrr reset workaround is needed */
} dqrr;
struct {
u32 pi;
u32 pi_vb;
u32 pi_ring_size;
u32 pi_ci_mask;
u32 ci;
int available;
u32 pend;
u32 no_pfdr;
} eqcr;
spinlock_t access_spinlock;
};
/* Function pointers */