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[84.160.116.233]) by smtp.gmail.com with ESMTPSA id hy26-20020a1709068a7a00b006f3ef214dbasm1323597ejc.32.2022.04.29.23.49.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 Apr 2022 23:49:24 -0700 (PDT) Date: Sat, 30 Apr 2022 08:49:22 +0200 From: Philipp Hortmann To: Forest Bond , Greg Kroah-Hartman , linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, David Laight Subject: [PATCH v4 1/2] staging: vt6655: Replace VNSvInPortD with ioread32 Message-ID: <5c544bcc9bcc9d7a9c7449baec78fe509e29c8d2.1651300094.git.philipp.g.hortmann@gmail.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Replace macro VNSvInPortD with ioread32 and as it was the only user, it can now be removed. The name of macro and the arguments use CamelCase which is not accepted by checkpatch.pl Reported-by: kernel test robot Signed-off-by: Philipp Hortmann --- V1 -> V2: This patch was 5/7 and is now 4/6 V2 -> V3: Inserted patch that was before in a different way in "Rename macros VNSvInPortB,W,D with CamelCase ..." This patch was part of 4/6 and is now 3/7 V3 -> V4: Removed casting of the output variable V4 -> V5: Joint patch "Replace two VNSvInPortD with ioread64_lo_hi" with this patch. Changed ioread64 to two ioread32 as ioread64 does not work with 32 Bit computers. Shorted and simplified patch description. V5 -> V6: Added missing version in subject V6 -> V7: Added below testing example Code for testing: u32 high, low; VNSvInPortD(iobase + MAC_REG_TSFCNTR, (u32 *)pqwCurrTSF); VNSvInPortD(iobase + MAC_REG_TSFCNTR + 4, (u32 *)pqwCurrTSF + 1); dev_info(&priv->pcid->dev, "CARDbGetCurrentTSF *pqwCurrTSF from VNSvInPort= D: 0x%016llx", *pqwCurrTSF); low =3D ioread32(iobase + MAC_REG_TSFCNTR); high =3D ioread32(iobase + MAC_REG_TSFCNTR + 4); *pqwCurrTSF =3D low + ((u64)high << 32); dev_info(&priv->pcid->dev, "CARDbGetCurrentTSF *pqwCurrTSF from ioread32: = 0x%016llx", *pqwCurrTSF); Log from testing: vt6655 0000:01:05.0: CARDbGetCurrentTSF *pqwCurrTSF from VNSvInPortD: 0x000= 0000d c025dd7c vt6655 0000:01:05.0: CARDbGetCurrentTSF *pqwCurrTSF from ioread32: 0x000= 0000d c025dd7c vt6655 0000:01:05.0: CARDbGetCurrentTSF *pqwCurrTSF from VNSvInPortD: 0x000= 0000d c025dd8a vt6655 0000:01:05.0: CARDbGetCurrentTSF *pqwCurrTSF from ioread32: 0x000= 0000d c025dd8a --- drivers/staging/vt6655/card.c | 6 ++++-- drivers/staging/vt6655/device_main.c | 6 +++--- drivers/staging/vt6655/mac.h | 18 +++++++++--------- drivers/staging/vt6655/rf.c | 2 +- drivers/staging/vt6655/upc.h | 3 --- 5 files changed, 17 insertions(+), 18 deletions(-) diff --git a/drivers/staging/vt6655/card.c b/drivers/staging/vt6655/card.c index 022310af5485..0dd13e475d6b 100644 --- a/drivers/staging/vt6655/card.c +++ b/drivers/staging/vt6655/card.c @@ -744,6 +744,7 @@ bool CARDbGetCurrentTSF(struct vnt_private *priv, u64 *= pqwCurrTSF) void __iomem *iobase =3D priv->port_offset; unsigned short ww; unsigned char data; + u32 low, high; =20 MACvRegBitsOn(iobase, MAC_REG_TFTCTL, TFTCTL_TSFCNTRRD); for (ww =3D 0; ww < W_MAX_TIMEOUT; ww++) { @@ -753,8 +754,9 @@ bool CARDbGetCurrentTSF(struct vnt_private *priv, u64 *= pqwCurrTSF) } if (ww =3D=3D W_MAX_TIMEOUT) return false; - VNSvInPortD(iobase + MAC_REG_TSFCNTR, (u32 *)pqwCurrTSF); - VNSvInPortD(iobase + MAC_REG_TSFCNTR + 4, (u32 *)pqwCurrTSF + 1); + low =3D ioread32(iobase + MAC_REG_TSFCNTR); + high =3D ioread32(iobase + MAC_REG_TSFCNTR + 4); + *pqwCurrTSF =3D low + ((u64)high << 32); =20 return true; } diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/= device_main.c index c21787f32252..12fd825c23fe 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -1029,7 +1029,7 @@ static void vnt_interrupt_process(struct vnt_private = *priv) u32 isr; unsigned long flags; =20 - VNSvInPortD(priv->port_offset + MAC_REG_ISR, &isr); + isr =3D ioread32(priv->port_offset + MAC_REG_ISR); =20 if (isr =3D=3D 0) return; @@ -1042,7 +1042,7 @@ static void vnt_interrupt_process(struct vnt_private = *priv) spin_lock_irqsave(&priv->lock, flags); =20 /* Read low level stats */ - VNSvInPortD(priv->port_offset + MAC_REG_MIBCNTR, &mib_counter); + mib_counter =3D ioread32(priv->port_offset + MAC_REG_MIBCNTR); =20 low_stats->dot11RTSSuccessCount +=3D mib_counter & 0xff; low_stats->dot11RTSFailureCount +=3D (mib_counter >> 8) & 0xff; @@ -1116,7 +1116,7 @@ static void vnt_interrupt_process(struct vnt_private = *priv) ieee80211_queue_stopped(priv->hw, 0)) ieee80211_wake_queues(priv->hw); =20 - VNSvInPortD(priv->port_offset + MAC_REG_ISR, &isr); + isr =3D ioread32(priv->port_offset + MAC_REG_ISR); =20 MACvReceive0(priv->port_offset); MACvReceive1(priv->port_offset); diff --git a/drivers/staging/vt6655/mac.h b/drivers/staging/vt6655/mac.h index 5aaa0de20e67..5b684194745c 100644 --- a/drivers/staging/vt6655/mac.h +++ b/drivers/staging/vt6655/mac.h @@ -618,7 +618,7 @@ do { \ #define MACvReceive0(iobase) \ do { \ unsigned long dwData; \ - VNSvInPortD(iobase + MAC_REG_RXDMACTL0, &dwData); \ + dwData =3D ioread32(iobase + MAC_REG_RXDMACTL0); \ if (dwData & DMACTL_RUN) \ VNSvOutPortD(iobase + MAC_REG_RXDMACTL0, DMACTL_WAKE); \ else \ @@ -628,7 +628,7 @@ do { \ #define MACvReceive1(iobase) \ do { \ unsigned long dwData; \ - VNSvInPortD(iobase + MAC_REG_RXDMACTL1, &dwData); \ + dwData =3D ioread32(iobase + MAC_REG_RXDMACTL1); \ if (dwData & DMACTL_RUN) \ VNSvOutPortD(iobase + MAC_REG_RXDMACTL1, DMACTL_WAKE); \ else \ @@ -638,7 +638,7 @@ do { \ #define MACvTransmit0(iobase) \ do { \ unsigned long dwData; \ - VNSvInPortD(iobase + MAC_REG_TXDMACTL0, &dwData); \ + dwData =3D ioread32(iobase + MAC_REG_TXDMACTL0); \ if (dwData & DMACTL_RUN) \ VNSvOutPortD(iobase + MAC_REG_TXDMACTL0, DMACTL_WAKE); \ else \ @@ -648,7 +648,7 @@ do { \ #define MACvTransmitAC0(iobase) \ do { \ unsigned long dwData; \ - VNSvInPortD(iobase + MAC_REG_AC0DMACTL, &dwData); \ + dwData =3D ioread32(iobase + MAC_REG_AC0DMACTL); \ if (dwData & DMACTL_RUN) \ VNSvOutPortD(iobase + MAC_REG_AC0DMACTL, DMACTL_WAKE); \ else \ @@ -684,7 +684,7 @@ do { \ #define MACvEnableProtectMD(iobase) \ do { \ unsigned long dwOrgValue; \ - VNSvInPortD(iobase + MAC_REG_ENCFG, &dwOrgValue); \ + dwOrgValue =3D ioread32(iobase + MAC_REG_ENCFG); \ dwOrgValue =3D dwOrgValue | ENCFG_PROTECTMD; \ VNSvOutPortD(iobase + MAC_REG_ENCFG, dwOrgValue); \ } while (0) @@ -692,7 +692,7 @@ do { \ #define MACvDisableProtectMD(iobase) \ do { \ unsigned long dwOrgValue; \ - VNSvInPortD(iobase + MAC_REG_ENCFG, &dwOrgValue); \ + dwOrgValue =3D ioread32(iobase + MAC_REG_ENCFG); \ dwOrgValue =3D dwOrgValue & ~ENCFG_PROTECTMD; \ VNSvOutPortD(iobase + MAC_REG_ENCFG, dwOrgValue); \ } while (0) @@ -700,7 +700,7 @@ do { \ #define MACvEnableBarkerPreambleMd(iobase) \ do { \ unsigned long dwOrgValue; \ - VNSvInPortD(iobase + MAC_REG_ENCFG, &dwOrgValue); \ + dwOrgValue =3D ioread32(iobase + MAC_REG_ENCFG); \ dwOrgValue =3D dwOrgValue | ENCFG_BARKERPREAM; \ VNSvOutPortD(iobase + MAC_REG_ENCFG, dwOrgValue); \ } while (0) @@ -708,7 +708,7 @@ do { \ #define MACvDisableBarkerPreambleMd(iobase) \ do { \ unsigned long dwOrgValue; \ - VNSvInPortD(iobase + MAC_REG_ENCFG, &dwOrgValue); \ + dwOrgValue =3D ioread32(iobase + MAC_REG_ENCFG); \ dwOrgValue =3D dwOrgValue & ~ENCFG_BARKERPREAM; \ VNSvOutPortD(iobase + MAC_REG_ENCFG, dwOrgValue); \ } while (0) @@ -716,7 +716,7 @@ do { \ #define MACvSetBBType(iobase, byTyp) \ do { \ unsigned long dwOrgValue; \ - VNSvInPortD(iobase + MAC_REG_ENCFG, &dwOrgValue); \ + dwOrgValue =3D ioread32(iobase + MAC_REG_ENCFG); \ dwOrgValue =3D dwOrgValue & ~ENCFG_BBTYPE_MASK; \ dwOrgValue =3D dwOrgValue | (unsigned long)byTyp; \ VNSvOutPortD(iobase + MAC_REG_ENCFG, dwOrgValue); \ diff --git a/drivers/staging/vt6655/rf.c b/drivers/staging/vt6655/rf.c index 4498c9d400f2..036f48572334 100644 --- a/drivers/staging/vt6655/rf.c +++ b/drivers/staging/vt6655/rf.c @@ -175,7 +175,7 @@ bool IFRFbWriteEmbedded(struct vnt_private *priv, unsig= ned long dwData) =20 /* W_MAX_TIMEOUT is the timeout period */ for (ww =3D 0; ww < W_MAX_TIMEOUT; ww++) { - VNSvInPortD(iobase + MAC_REG_IFREGCTL, &dwValue); + dwValue =3D ioread32(iobase + MAC_REG_IFREGCTL); if (dwValue & IFREGCTL_DONE) break; } diff --git a/drivers/staging/vt6655/upc.h b/drivers/staging/vt6655/upc.h index 4d09cf18ebe0..a5b74aaadcd3 100644 --- a/drivers/staging/vt6655/upc.h +++ b/drivers/staging/vt6655/upc.h @@ -20,9 +20,6 @@ =20 /* For memory mapped IO */ =20 -#define VNSvInPortD(dwIOAddress, pdwData) \ - (*(pdwData) =3D ioread32(dwIOAddress)) - #define VNSvOutPortB(dwIOAddress, byData) \ iowrite8((u8)(byData), dwIOAddress) =20 --=20 2.25.1 From nobody Mon Jun 15 10:12:33 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id ED566C433F5 for ; Sat, 30 Apr 2022 06:49:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1382254AbiD3GxB (ORCPT ); Sat, 30 Apr 2022 02:53:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52598 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1382235AbiD3Gwx (ORCPT ); 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[84.160.116.233]) by smtp.gmail.com with ESMTPSA id jz28-20020a17090775fc00b006f3ef214e40sm1326580ejc.166.2022.04.29.23.49.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 Apr 2022 23:49:31 -0700 (PDT) Date: Sat, 30 Apr 2022 08:49:29 +0200 From: Philipp Hortmann To: Forest Bond , Greg Kroah-Hartman , linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, David Laight Subject: [PATCH v4 2/2] staging: vt6655: Added missing BE support in CARDbGetCurrentTSF Message-ID: <2df2c92e58788596608e988ace986ed294733363.1651300094.git.philipp.g.hortmann@gmail.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Added missing big-endian support in CARDbGetCurrentTSF. Reported-by: David Laight Signed-off-by: Philipp Hortmann --- Using ioread32be to simulate output of the big endian computer. Code for testing: low =3D ioread32(iobase + MAC_REG_TSFCNTR); high =3D ioread32(iobase + MAC_REG_TSFCNTR + 4); *pqwCurrTSF =3D low + ((u64)high << 32); dev_info(&priv->pcid->dev, "CARDbGetCurrentTSF little endian: 0x%016llx", = *pqwCurrTSF); low =3D ioread32be(iobase + MAC_REG_TSFCNTR); high =3D ioread32be(iobase + MAC_REG_TSFCNTR + 4); dev_info(&priv->pcid->dev, "CARDbGetCurrentTSF big-endian: 0x%016llx", = high + ((u64)low << 32)); Log from testing: vt6655 0000:01:05.0: CARDbGetCurrentTSF little endian: 0x00 00 00 0e 15 94 = 3d 7d vt6655 0000:01:05.0: CARDbGetCurrentTSF big-endian: 0x7d 3d 94 15 0e 00 = 00 00 vt6655 0000:01:05.0: CARDbGetCurrentTSF little endian: 0x00 00 00 0e 15 94 = 3d 8b vt6655 0000:01:05.0: CARDbGetCurrentTSF big-endian: 0x8b 3d 94 15 0e 00 = 00 00 Taking BE into account both methods generate the same output. 64 Bit number= s are supported. Code for testing 2: '#ifdef __BIG_ENDIAN *pqwCurrTSF =3D high + ((u64)low << 32); '#else *pqwCurrTSF =3D low + ((u64)high << 32); '#endif dev_info(&priv->pcid->dev, "CARDbGetCurrentTSF *pqwCurrTSF from VNSvInPort= D: 0x%016llx", *pqwCurrTSF); Log from testing 2: [ 3502.410835] vt6655 0000:01:05.0: CARDbGetCurrentTSF *pqwCurrTSF from VNS= vInPortD: 0x00 00 00 0e 2a fb ed 86 --- drivers/staging/vt6655/card.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/staging/vt6655/card.c b/drivers/staging/vt6655/card.c index 0dd13e475d6b..ec6fd185d3fd 100644 --- a/drivers/staging/vt6655/card.c +++ b/drivers/staging/vt6655/card.c @@ -756,7 +756,11 @@ bool CARDbGetCurrentTSF(struct vnt_private *priv, u64 = *pqwCurrTSF) return false; low =3D ioread32(iobase + MAC_REG_TSFCNTR); high =3D ioread32(iobase + MAC_REG_TSFCNTR + 4); +#ifdef __BIG_ENDIAN + *pqwCurrTSF =3D high + ((u64)low << 32); +#else *pqwCurrTSF =3D low + ((u64)high << 32); +#endif =20 return true; } --=20 2.25.1