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From:   Jules Irenge <jbi.octave@gmail.com>
To:     outreachy-kernel@googlegroups.com
Cc:     eric@anholt.net, wahrenst@gmx.net, gregkh@linuxfoundation.org,
        bcm-kernel-feedback-list@broadcom.com,
        linux-rpi-kernel@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org, devel@driverdev.osuosl.org,
        linux-kernel@vger.kernel.org, Jules Irenge <jbi.octave@gmail.com>
Subject: [PATCH] staging: vc04_services: fix line over 80 characters checks warning
Date:   Tue, 15 Oct 2019 23:57:16 +0100
Message-Id: <20191015225716.10563-1-jbi.octave@gmail.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Fix line over 80 characters checks warning.
Issue detected by checkpatch tool.

Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
---
 .../vc04_services/interface/vchi/vchi_cfg.h   | 150 ++++++++++--------
 1 file changed, 88 insertions(+), 62 deletions(-)

diff --git a/drivers/staging/vc04_services/interface/vchi/vchi_cfg.h b/drivers/staging/vc04_services/interface/vchi/vchi_cfg.h
index 89aa4e6122cd..dbb6a5f07a79 100644
--- a/drivers/staging/vc04_services/interface/vchi/vchi_cfg.h
+++ b/drivers/staging/vc04_services/interface/vchi/vchi_cfg.h
@@ -4,13 +4,17 @@
 #ifndef VCHI_CFG_H_
 #define VCHI_CFG_H_
 
-/****************************************************************************************
- * Defines in this first section are part of the VCHI API and may be examined by VCHI
- * services.
- ***************************************************************************************/
-
-/* Required alignment of base addresses for bulk transfer, if unaligned transfers are not enabled */
-/* Really determined by the message driver, and should be available from a run-time call. */
+/*****************************************************************************
+ * Defines in this first section are part of the VCHI API and may be examined
+ * by VCHI services.
+ *****************************************************************************/
+
+/* Required alignment of base addresses for bulk transfer, if unaligned
+ * transfers are not enabled
+ *
+ * Really determined by the message driver, and should be available from
+ * a run-time call.
+ */
 #ifndef VCHI_BULK_ALIGN
 #   if __VCCOREVER__ >= 0x04000000
 #       define VCHI_BULK_ALIGN 32 // Allows for the need to do cache cleans
@@ -19,12 +23,15 @@
 #   endif
 #endif
 
-/* Required length multiple for bulk transfers, if unaligned transfers are not enabled */
-/* May be less than or greater than VCHI_BULK_ALIGN */
-/* Really determined by the message driver, and should be available from a run-time call. */
+/* Required length multiple for bulk transfers, if unaligned transfers are
+ * not enabled
+ * May be less than or greater than VCHI_BULK_ALIGN
+ * Really determined by the message driver, and should be available from
+ * a run-time call.
+ */
 #ifndef VCHI_BULK_GRANULARITY
 #   if __VCCOREVER__ >= 0x04000000
-#       define VCHI_BULK_GRANULARITY 32 // Allows for the need to do cache cleans
+#	define VCHI_BULK_GRANULARITY 32 // Allows for the need of cache cleans
 #   else
 #       define VCHI_BULK_GRANULARITY 16
 #   endif
@@ -39,19 +46,22 @@
 #   endif
 #endif
 
-/******************************************************************************************
- * Defines below are system configuration options, and should not be used by VCHI services.
- *****************************************************************************************/
+/*******************************************************************************
+ * Defines below are system configuration options, and should not be used by
+ * VCHI services.
+ ******************************************************************************/
 
-/* How many connections can we support? A localhost implementation uses 2 connections,
- * 1 for host-app, 1 for VMCS, and these are hooked together by a loopback MPHI VCFW
- * driver. */
+/* How many connections can we support? A localhost implementation
+ * uses 2 connections, 1 for host-app, 1 for VMCS,
+ * and these are hooked together by a loopback MPHI VCFW  driver.
+ */
 #ifndef VCHI_MAX_NUM_CONNECTIONS
 #   define VCHI_MAX_NUM_CONNECTIONS 3
 #endif
 
-/* How many services can we open per connection? Extending this doesn't cost processing time, just a small
- * amount of static memory. */
+/* How many services can we open per connection? Extending this doesn't cost
+ * processing time, just a small amount of static memory.
+ */
 #ifndef VCHI_MAX_SERVICES_PER_CONNECTION
 #  define VCHI_MAX_SERVICES_PER_CONNECTION 36
 #endif
@@ -66,8 +76,9 @@
 #   define VCHI_MAX_BULK_RX_CHANNELS_PER_CONNECTION 1 // 1 MPHI
 #endif
 
-/* How many receive slots do we use. This times VCHI_MAX_MSG_SIZE gives the effective
- * receive queue space, less message headers. */
+/* How many receive slots do we use. This times VCHI_MAX_MSG_SIZE gives
+ * the effective receive queue space, less message headers.
+ */
 #ifndef VCHI_NUM_READ_SLOTS
 #  if defined(VCHI_LOCAL_HOST_PORT)
 #     define VCHI_NUM_READ_SLOTS 4
@@ -76,92 +87,107 @@
 #  endif
 #endif
 
-/* Do we utilise overrun facility for receive message slots? Can aid peer transmit
- * performance. Only define on VideoCore end, talking to host.
+/* Do we utilise overrun facility for receive message slots? Can aid peer
+ * transmit performance. Only define on VideoCore end, talking to host.
  */
 //#define VCHI_MSG_RX_OVERRUN
 
-/* How many transmit slots do we use. Generally don't need many, as the hardware driver
- * underneath VCHI will usually have its own buffering. */
+/* How many transmit slots do we use. Generally don't need many,
+ * as the hardware driver underneath VCHI will usually have its own buffering
+ */
 #ifndef VCHI_NUM_WRITE_SLOTS
 #  define VCHI_NUM_WRITE_SLOTS 4
 #endif
 
-/* If a service has held or queued received messages in VCHI_XOFF_THRESHOLD or more slots,
- * then it's taking up too much buffer space, and the peer service will be told to stop
- * transmitting with an XOFF message. For this to be effective, the VCHI_NUM_READ_SLOTS
- * needs to be considerably bigger than VCHI_NUM_WRITE_SLOTS, or the transmit latency
- * is too high. */
+/* If a service has held or queued received messages in VCHI_XOFF_THRESHOLD
+ * or more slots, then it's taking up too much buffer space, and the peer
+ * service will be told to stop transmitting with an XOFF message.
+ * For this to be effective, the VCHI_NUM_READ_SLOTS needs to be considerably
+ * bigger than VCHI_NUM_WRITE_SLOTS, or the transmit latency is too high.
+ */
 #ifndef VCHI_XOFF_THRESHOLD
 #  define VCHI_XOFF_THRESHOLD (VCHI_NUM_READ_SLOTS / 2)
 #endif
 
-/* After we've sent an XOFF, the peer will be told to resume transmission once the local
- * service has dequeued/released enough messages that it's now occupying
- * VCHI_XON_THRESHOLD slots or fewer. */
+/* After we've sent an XOFF, the peer will be told to resume transmission once
+ * the local service has dequeued/released enough messages that it's now
+ * occupying VCHI_XON_THRESHOLD slots or fewer.
+ */
 #ifndef VCHI_XON_THRESHOLD
 #  define VCHI_XON_THRESHOLD (VCHI_NUM_READ_SLOTS / 4)
 #endif
 
-/* A size below which a bulk transfer omits the handshake completely and always goes
- * via the message channel, if bulk auxiliary is being sent on that service. (The user
- * can guarantee this by enabling unaligned transmits).
- * Not API. */
+/* A size below which a bulk transfer omits the handshake completely and always
+ * goes via the message channel, if bulk auxiliary is being sent on that
+ * service. (The user can guarantee this by enabling unaligned transmits).
+ * Not API.
+ */
 #ifndef VCHI_MIN_BULK_SIZE
 #  define VCHI_MIN_BULK_SIZE    (VCHI_MAX_MSG_SIZE / 2 < 4096 ? VCHI_MAX_MSG_SIZE / 2 : 4096)
 #endif
 
-/* Maximum size of bulk transmission chunks, for each interface type. A trade-off between
- * speed and latency; the smaller the chunk size the better change of messages and other
- * bulk transmissions getting in when big bulk transfers are happening. Set to 0 to not
- * break transmissions into chunks.
+/* Maximum size of bulk transmission chunks, for each interface type.
+ * A trade-off between speed and latency; the smaller the chunk size
+ * the better change of messages and other bulk transmissions getting
+ * in when big bulk transfers are happening.
+ * Set to 0 to not break transmissions into chunks.
  */
 #ifndef VCHI_MAX_BULK_CHUNK_SIZE_MPHI
 #  define VCHI_MAX_BULK_CHUNK_SIZE_MPHI (16 * 1024)
 #endif
 
-/* NB Chunked CCP2 transmissions violate the letter of the CCP2 spec by using "JPEG8" mode
- * with multiple-line frames. Only use if the receiver can cope. */
+/* NB Chunked CCP2 transmissions violate the letter of the CCP2 spec
+ * by using "JPEG8" mode with multiple-line frames. Only use if the
+ * receiver can cope.
+ */
 #ifndef VCHI_MAX_BULK_CHUNK_SIZE_CCP2
 #  define VCHI_MAX_BULK_CHUNK_SIZE_CCP2 0
 #endif
 
-/* How many TX messages can we have pending in our transmit slots. Once exhausted,
- * vchi_msg_queue will be blocked. */
+/* How many TX messages can we have pending in our transmit slots.
+ * Once exhausted, vchi_msg_queue will be blocked.
+ */
 #ifndef VCHI_TX_MSG_QUEUE_SIZE
 #  define VCHI_TX_MSG_QUEUE_SIZE           256
 #endif
 
-/* How many RX messages can we have parsed in the receive slots. Once exhausted, parsing
- * will be suspended until older messages are dequeued/released. */
+/* How many RX messages can we have parsed in the receive slots.
+ * Once exhausted, parsing
+ * will be suspended until older messages are dequeued/released.
+ */
 #ifndef VCHI_RX_MSG_QUEUE_SIZE
 #  define VCHI_RX_MSG_QUEUE_SIZE           256
 #endif
 
-/* Really should be able to cope if we run out of received message descriptors, by
- * suspending parsing as the comment above says, but we don't. This sweeps the issue
- * under the carpet. */
+/* Really should be able to cope if we run out of received message descriptors,
+ * by suspending parsing as the comment above says, but we don't.
+ * This sweeps the issue under the carpet.
+ */
 #if VCHI_RX_MSG_QUEUE_SIZE < (VCHI_MAX_MSG_SIZE/16 + 1) * VCHI_NUM_READ_SLOTS
 #  undef VCHI_RX_MSG_QUEUE_SIZE
 #  define VCHI_RX_MSG_QUEUE_SIZE ((VCHI_MAX_MSG_SIZE/16 + 1) * VCHI_NUM_READ_SLOTS)
 #endif
 
-/* How many bulk transmits can we have pending. Once exhausted, vchi_bulk_queue_transmit
- * will be blocked. */
+/* How many bulk transmits can we have pending. Once exhausted,
+ * vchi_bulk_queue_transmit  will be blocked.
+ */
 #ifndef VCHI_TX_BULK_QUEUE_SIZE
 #  define VCHI_TX_BULK_QUEUE_SIZE           64
 #endif
 
-/* How many bulk receives can we have pending. Once exhausted, vchi_bulk_queue_receive
- * will be blocked. */
+/* How many bulk receives can we have pending. Once exhausted,
+ * vchi_bulk_queue_receive will be blocked.
+ */
 #ifndef VCHI_RX_BULK_QUEUE_SIZE
 #  define VCHI_RX_BULK_QUEUE_SIZE           64
 #endif
 
-/* A limit on how many outstanding bulk requests we expect the peer to give us. If
- * the peer asks for more than this, VCHI will fail and assert. The number is determined
- * by the peer's hardware - it's the number of outstanding requests that can be queued
- * on all bulk channels. VC3's MPHI peripheral allows 16. */
+/* A limit on how many outstanding bulk requests we expect the peer to give us.
+ * If the peer asks for more than this, VCHI will fail and assert.
+ * The number is determined by the peer's hardware
+ *  - it's the number of outstanding requests that can be queued
+ * on all bulk channels. VC3's MPHI peripheral allows 16.
+ */
 #ifndef VCHI_MAX_PEER_BULK_REQUESTS
 #  define VCHI_MAX_PEER_BULK_REQUESTS       32
 #endif
@@ -173,15 +199,15 @@
 
 #ifndef VCHI_CCP2TX_MANUAL_POWER
 
-/* Timeout (in milliseconds) for putting the CCP2TX interface into IDLE state. Set
- * negative for no IDLE.
+/* Timeout (in milliseconds) for putting the CCP2TX interface into IDLE state.
+ * Set negative for no IDLE.
  */
 #  ifndef VCHI_CCP2TX_IDLE_TIMEOUT
 #    define VCHI_CCP2TX_IDLE_TIMEOUT        5
 #  endif
 
-/* Timeout (in milliseconds) for putting the CCP2TX interface into OFF state. Set
- * negative for no OFF.
+/* Timeout (in milliseconds) for putting the CCP2TX interface into OFF state.
+ * Set negative for no OFF.
  */
 #  ifndef VCHI_CCP2TX_OFF_TIMEOUT
 #    define VCHI_CCP2TX_OFF_TIMEOUT         1000
-- 
2.21.0