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enic: misc cleanup items:
Clarrify reading PBA has no side-effect (clearing). Add missing GPL license text. Signed-off-by: Scott Feldman <scofeldm@cisco.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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3 changed files with 15 additions and 2 deletions
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@ -78,7 +78,7 @@ static inline void vnic_intr_return_credits(struct vnic_intr *intr,
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static inline u32 vnic_intr_legacy_pba(u32 __iomem *legacy_pba)
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{
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/* get and ack interrupt in one read (clear-and-ack-on-read) */
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/* read PBA without clearing */
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return ioread32(legacy_pba);
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}
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@ -38,7 +38,7 @@ enum vnic_res_type {
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RES_TYPE_INTR_CTRL, /* Interrupt ctrl table */
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RES_TYPE_INTR_TABLE, /* MSI/MSI-X Interrupt table */
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RES_TYPE_INTR_PBA, /* MSI/MSI-X PBA table */
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RES_TYPE_INTR_PBA_LEGACY, /* Legacy intr status, r2c */
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RES_TYPE_INTR_PBA_LEGACY, /* Legacy intr status */
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RES_TYPE_RSVD6,
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RES_TYPE_RSVD7,
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RES_TYPE_DEVCMD, /* Device command region */
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@ -1,6 +1,19 @@
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/*
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* Copyright 2008 Cisco Systems, Inc. All rights reserved.
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* Copyright 2007 Nuova Systems, Inc. All rights reserved.
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*
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* This program is free software; you may redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef _VNIC_RSS_H_
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