[PATCH 03/12] powerpc: Add more PPC bit conversion macros

All of lore.kernel.org
 help / color / mirror / Atom feed

From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: linuxppc-dev@ozlabs.org, kvm-ppc@vger.kernel.org
Subject: [PATCH 03/12] powerpc: Add more PPC bit conversion macros
Date: Mon, 20 Mar 2017 06:49:05 +0000	[thread overview]
Message-ID: <20170320064914.4437-3-benh@kernel.crashing.org> (raw)
In-Reply-To: <20170320064914.4437-1-benh@kernel.crashing.org>

Add 32 and 8 bit variants

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
 arch/powerpc/include/asm/bitops.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/powerpc/include/asm/bitops.h b/arch/powerpc/include/asm/bitops.h
index bc5fdfd..33a24fd 100644
--- a/arch/powerpc/include/asm/bitops.h
+++ b/arch/powerpc/include/asm/bitops.h
@@ -55,6 +55,14 @@
 #define PPC_BITEXTRACT(bits, ppc_bit, dst_bit)			\
 	((((bits) >> PPC_BITLSHIFT(ppc_bit)) & 1) << (dst_bit))
 
+#define PPC_BITLSHIFT32(be)	(32 - 1 - (be))
+#define PPC_BIT32(bit)		(1UL << PPC_BITLSHIFT32(bit))
+#define PPC_BITMASK32(bs, be)	((PPC_BIT32(bs) - PPC_BIT32(be))|PPC_BIT32(bs))
+
+#define PPC_BITLSHIFT8(be)	(8 - 1 - (be))
+#define PPC_BIT8(bit)		(1UL << PPC_BITLSHIFT8(bit))
+#define PPC_BITMASK8(bs, be)	((PPC_BIT8(bs) - PPC_BIT8(be))|PPC_BIT8(bs))
+
 #include <asm/barrier.h>
 
 /* Macro for generating the ***_bits() functions */
-- 
2.9.3

WARNING: multiple messages have this Message-ID (diff)

From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: linuxppc-dev@ozlabs.org, kvm-ppc@vger.kernel.org
Subject: [PATCH 03/12] powerpc: Add more PPC bit conversion macros
Date: Mon, 20 Mar 2017 17:49:05 +1100	[thread overview]
Message-ID: <20170320064914.4437-3-benh@kernel.crashing.org> (raw)
In-Reply-To: <20170320064914.4437-1-benh@kernel.crashing.org>

Add 32 and 8 bit variants

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
 arch/powerpc/include/asm/bitops.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/powerpc/include/asm/bitops.h b/arch/powerpc/include/asm/bitops.h
index bc5fdfd..33a24fd 100644
--- a/arch/powerpc/include/asm/bitops.h
+++ b/arch/powerpc/include/asm/bitops.h
@@ -55,6 +55,14 @@
 #define PPC_BITEXTRACT(bits, ppc_bit, dst_bit)			\
 	((((bits) >> PPC_BITLSHIFT(ppc_bit)) & 1) << (dst_bit))
 
+#define PPC_BITLSHIFT32(be)	(32 - 1 - (be))
+#define PPC_BIT32(bit)		(1UL << PPC_BITLSHIFT32(bit))
+#define PPC_BITMASK32(bs, be)	((PPC_BIT32(bs) - PPC_BIT32(be))|PPC_BIT32(bs))
+
+#define PPC_BITLSHIFT8(be)	(8 - 1 - (be))
+#define PPC_BIT8(bit)		(1UL << PPC_BITLSHIFT8(bit))
+#define PPC_BITMASK8(bs, be)	((PPC_BIT8(bs) - PPC_BIT8(be))|PPC_BIT8(bs))
+
 #include <asm/barrier.h>
 
 /* Macro for generating the ***_bits() functions */
-- 
2.9.3

next prev parent reply	other threads:[~2017-03-20  6:49 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-20  6:49 [PATCH 01/12] powerpc: Disable HFSCR:TM if TM not supported Benjamin Herrenschmidt
2017-03-20  6:49 ` Benjamin Herrenschmidt
2017-03-20  6:49 ` [PATCH 02/12] powerpc: Sync opal-api.h Benjamin Herrenschmidt
2017-03-20  6:49   ` Benjamin Herrenschmidt
2017-04-04 12:20   ` Michael Ellerman
2017-04-04 12:20     ` Michael Ellerman
2017-04-04 13:47     ` Benjamin Herrenschmidt
2017-04-04 13:47       ` Benjamin Herrenschmidt
2017-03-20  6:49 ` Benjamin Herrenschmidt [this message]
2017-03-20  6:49   ` [PATCH 03/12] powerpc: Add more PPC bit conversion macros Benjamin Herrenschmidt
2017-03-20  6:49 ` [PATCH 04/12] powerpc: Add optional smp_ops->prepare_cpu SMP callback Benjamin Herrenschmidt
2017-03-20  6:49   ` Benjamin Herrenschmidt
2017-03-20  6:49 ` [PATCH 05/12] powerpc/smp: Remove migrate_irq() custom implementation Benjamin Herrenschmidt
2017-03-20  6:49   ` Benjamin Herrenschmidt
2017-03-20  6:49 ` [PATCH 06/12] powerpc/xive: Native exploitation of the XIVE interrupt controller Benjamin Herrenschmidt
2017-03-20  6:49   ` Benjamin Herrenschmidt
2017-03-24  5:22   ` Paul Mackerras
2017-03-24  5:22     ` Paul Mackerras
2017-04-04 13:03   ` Michael Ellerman
2017-04-04 13:03     ` Michael Ellerman
2017-04-04 14:12     ` Benjamin Herrenschmidt
2017-04-04 14:12       ` Benjamin Herrenschmidt
2017-03-20  6:49 ` [PATCH 07/12] powerpc/kvm: Massage order of #include Benjamin Herrenschmidt
2017-03-20  6:49   ` Benjamin Herrenschmidt
2017-03-20  6:49 ` [PATCH 08/12] powerpc/kvm: Make kvmppc_xics_create_icp static Benjamin Herrenschmidt
2017-03-20  6:49   ` Benjamin Herrenschmidt
2017-03-20  6:49 ` [PATCH 09/12] powerpc/kvm: Remove obsolete kvm_vm_ioctl_xics_irq declaration Benjamin Herrenschmidt
2017-03-20  6:49   ` Benjamin Herrenschmidt
2017-03-20  6:49 ` [PATCH 10/12] powerpc: Consolidate variants of real-mode MMIOs Benjamin Herrenschmidt
2017-03-20  6:49   ` Benjamin Herrenschmidt
2017-03-20  6:49 ` [PATCH 11/12] powerpc: Fixup LPCR:PECE and HEIC setting on POWER9 Benjamin Herrenschmidt
2017-03-20  6:49   ` Benjamin Herrenschmidt
2017-03-20  6:49 ` [PATCH 12/12] powerpc/kvm: Native usage of the XIVE interrupt controller Benjamin Herrenschmidt
2017-03-28  5:26   ` Paul Mackerras
2017-04-03  2:25     ` Benjamin Herrenschmidt
2017-04-03  2:25       ` Benjamin Herrenschmidt
2017-03-31 12:35 ` [01/12] powerpc: Disable HFSCR:TM if TM not supported Michael Ellerman
2017-03-31 12:35   ` Michael Ellerman

find likely ancestor, descendant, or conflicting patches for this message:
( dfblob:bc5fdfd dfblob:33a24fd dfblob:bc5fdfd dfblob:33a24fd )
 OR (
bs:"[PATCH 03/12] powerpc: Add more PPC bit conversion macros" )
	(help)

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20170320064914.4437-3-benh@kernel.crashing.org \
    --to=benh@kernel.crashing.org \
    --cc=kvm-ppc@vger.kernel.org \
    --cc=linuxppc-dev@ozlabs.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Be sure your reply has a Subject: header at the top and a blank line before the message body.

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.