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Fri, 07 Sep 2018 12:42:22 -0700 (PDT) Received: from localhost.localdomain ([51.15.160.169]) by smtp.googlemail.com with ESMTPSA id y17-v6sm11700133wrh.49.2018.09.07.12.42.21 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 07 Sep 2018 12:42:21 -0700 (PDT) From: Corentin Labbe To: Gilles.Muller@lip6.fr, Julia.Lawall@lip6.fr, agust@denx.de, alexandre.torgue@st.com, alistair@popple.id.au, benh@kernel.crashing.org, carlo@caione.org, davem@davemloft.net, galak@kernel.crashing.org, joabreu@synopsys.com, khilman@baylibre.com, maxime.ripard@bootlin.com, michal.lkml@markovi.net, mpe@ellerman.id.au, mporter@kernel.crashing.org, nicolas.palix@imag.fr, oss@buserror.net, paulus@samba.org, peppe.cavallaro@st.com, tj@kernel.org, vitb@kernel.crashing.org, wens@csie.org Subject: [PATCH RFC 3/5] coccinelle: add xxxsetbitsXX converting spatch Date: Fri, 7 Sep 2018 19:41:45 +0000 Message-Id: <1536349307-20714-4-git-send-email-clabbe@baylibre.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1536349307-20714-1-git-send-email-clabbe@baylibre.com> References: <1536349307-20714-1-git-send-email-clabbe@baylibre.com> X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, linux-sunxi@googlegroups.com, Corentin Labbe , linux-amlogic@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, cocci@systeme.lip6.fr, linux-arm-kernel@lists.infradead.org Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" This patch add a spatch which convert all open coded of setbits32/clrbits32/clrsetbits32 and their 64 bits counterparts. Signed-off-by: Corentin Labbe --- scripts/coccinelle/misc/setbits.cocci | 423 ++++++++++++++++++++++++++++++++++ 1 file changed, 423 insertions(+) create mode 100644 scripts/coccinelle/misc/setbits.cocci diff --git a/scripts/coccinelle/misc/setbits.cocci b/scripts/coccinelle/misc/setbits.cocci new file mode 100644 index 000000000000..c01ab6d75eb4 --- /dev/null +++ b/scripts/coccinelle/misc/setbits.cocci @@ -0,0 +1,423 @@ +virtual context + +@pclrsetbits32a@ +identifier rr; +expression reg; +expression set; +expression clear; +@@ + + u32 rr; + ... +- rr = readl(reg); +- rr &= ~clear; +- rr |= set; +- writel(rr, reg); ++ clrsetbits32(reg, clear, set); + +@pclrsetbits32b@ +identifier rr; +expression reg; +expression set; +expression clear; +@@ + + u32 rr; + ... +- rr = readl(reg); +- rr |= set; +- rr &= ~clear; +- writel(rr, reg); ++ clrsetbits32(reg, clear, set); + +@pclrbits32@ +identifier rr; +expression reg; +expression clear; +@@ + + u32 rr; + ... +- rr = readl(reg); +- rr &= ~clear; +- writel(rr, reg); ++ clrbits32(reg, clear); + +@psetbits32@ +identifier rr; +expression reg; +expression set; +@@ + + u32 rr; + ... +- rr = readl(reg); +- rr |= set; +- writel(rr, reg); ++ setbits32(reg, set); + +@psetbits32b@ +identifier rr; +expression reg; +expression set1; +expression set2; +@@ + + u32 rr; + ... +- rr = readl(reg); +- rr |= set1; +- rr |= set2; +- writel(rr, reg); ++ setbits32(reg, set1 | set2); + +@pclrsetbits64a@ +identifier rr; +expression reg; +expression set; +expression clear; +@@ + + u64 rr; + ... +- rr = readq(reg); +- rr &= ~clear; +- rr |= set; +- writeq(rr, reg); ++ clrsetbits64(reg, clear, set); + +@pclrsetbits64b@ +identifier rr; +expression reg; +expression set; +expression clear; +@@ + + u64 rr; + ... +- rr = readq(reg); +- rr |= set; +- rr &= ~clear; +- writeq(rr, reg); ++ clrsetbits64(reg, clear, set); + +@pclrbits64@ +identifier rr; +expression reg; +expression clear; +@@ + + u64 rr; + ... +- rr = readq(reg); +- rr &= ~clear; +- writeq(rr, reg); ++ clrbits64(reg, clear); + +@psetbits64@ +identifier rr; +expression reg; +expression set; +@@ + + u64 rr; + ... +- rr = readq(reg); +- rr |= set; +- writeq(rr, reg); ++ setbits64(reg, set); + +@@ +expression dwmac; +expression reg; +expression mask; +expression value; +@@ + +- meson8b_dwmac_mask_bits(dwmac, reg, mask, value); ++ clrsetbits32(dwmac->regs + reg, mask, value); + +@ppclrsetbits32a@ +identifier rr; +expression reg; +expression set; +expression clear; +@@ + +- u32 rr = readl(reg); +- rr &= ~clear; +- rr |= set; +- writel(rr, reg); ++ clrsetbits32(reg, clear, set); + +@ppclrsetbits32b@ +identifier rr; +expression reg; +expression set; +expression clear; +@@ + +- u32 rr = readl(reg); +- rr |= set; +- rr &= ~clear; +- writel(rr, reg); ++ clrsetbits32(reg, clear, set); + +@ppclrbits32@ +identifier rr; +expression reg; +expression clear; +@@ + +- u32 rr = readl(reg); +- rr &= ~clear; +- writel(rr, reg); ++ clrbits32(reg, clear); + +@ppsetbits32@ +identifier rr; +expression reg; +expression set; +@@ + +- u32 rr = readl(reg); +- rr |= set; +- writel(rr, reg); ++ setbits32(reg, set); + +@ppclrsetbits64a@ +identifier rr; +expression reg; +expression set; +expression clear; +@@ + +- u64 rr = readq(reg); +- rr &= ~clear; +- rr |= set; +- writeq(rr, reg); ++ clrsetbits64(reg, clear, set); + +@ppclrsetbits64b@ +identifier rr; +expression reg; +expression set; +expression clear; +@@ + +- u64 rr = readq(reg); +- rr |= set; +- rr &= ~clear; +- writeq(rr, reg); ++ clrsetbits64(reg, clear, set); + +@ppclrbits64@ +identifier rr; +expression reg; +expression clear; +@@ + +- u64 rr = readq(reg); +- rr &= ~clear; +- writeq(rr, reg); ++ clrbits64(reg, clear); + +@ppsetbits64@ +identifier rr; +expression reg; +expression set; +@@ + +- u64 rr = readq(reg); +- rr |= set; +- writeq(rr, reg); ++ setbits64(reg, set); + +@pif_set_clr@ +identifier rr; +expression reg; +expression set; +expression clear; +@@ + + u32 rr; + ... +- rr = readl(reg); + if (...) +- rr |= set; ++ setbits32(reg, set); + else +- rr &= ~clear; ++ clrbits32(reg, clear); +- writel(rr, reg); + +@pifclrset@ +identifier rr; +expression reg; +expression set; +expression clear; +@@ + + u32 rr; + ... +- rr = readl(reg); + if (...) +- rr &= ~clear; ++ clrbits32(reg, clear); + else +- rr |= set; ++ setbits32(reg, set); +- writel(rr, reg); + +@pif_set_clr64@ +identifier rr; +expression reg; +expression set; +expression clear; +@@ + + u64 rr; + ... +- rr = readq(reg); + if (...) +- rr |= set; ++ setbits64(reg, set); + else +- rr &= ~clear; ++ clrbits64(reg, clear); +- writeq(rr, reg); + +@pif_clr_set64@ +identifier rr; +expression reg; +expression set; +expression clear; +@@ + + u64 rr; + ... +- rr = readq(reg); + if (...) +- rr &= ~clear; ++ clrbits64(reg, clear); + else +- rr |= set; ++ setbits32(reg, set); +- writeq(rr, reg); + + +@p_setbits32_m2@ +identifier rr; +expression reg; +expression set; +@@ + + u32 rr; + ... +- rr = readl(reg); +- writel(rr | set, reg); ++ setbits32(reg, set); + +@p_clrbits32_m2@ +identifier rr; +expression reg; +expression mask; +@@ + + u32 rr; + ... +- rr = readl(reg); +- writel(rr & ~mask, reg); ++ clrbits32(reg, mask); + + +@p_setbits_oneliner@ +expression addr; +expression set; +@@ +- writel(readl(addr) | set, addr); ++ setbits32(addr, set); + +@p_clrbits_oneliner@ +expression addr; +expression mask; +@@ +- writel(readl(addr) & ~mask, addr); ++ clrbits32(addr, mask); + +@p_clrsetbits_oneliner_a@ +expression addr; +expression set; +expression mask; +@@ +- writel(readl(addr) | set & ~mask, addr); ++ clrsetbits32(addr, mask, set); + +@p_clrsetbits_oneliner_b@ +expression addr; +expression set; +expression mask; +@@ +- writel(readl(addr) & ~mask | set, addr); ++ clrsetbits32(addr, mask, set); + +@p_clrsetbits_oneliner_a2@ +expression addr; +expression set; +expression mask; +@@ +- writel((readl(addr) | set) & ~mask, addr); ++ clrsetbits32(addr, mask, set); + +@p_clrsetbits_oneliner_b2@ +expression addr; +expression set; +expression mask; +@@ +- writel((readl(addr) & ~mask) | set, addr); ++ clrsetbits32(addr, mask, set); + + + + + + + + + + + +// sub optimal way to add header +@header1 depends on psetbits32 || pclrbits32 || pclrsetbits32a || pclrsetbits32b || psetbits64 || pclrbits64 || pclrsetbits64a || pclrsetbits64b || ppsetbits32 || ppclrbits32 || ppclrsetbits32a || ppclrsetbits32b || ppsetbits64 || ppclrbits64 || ppclrsetbits64a || ppclrsetbits64b@ +@@ + #include ++ #include + +@header2 depends on (psetbits32 || pclrbits32 || pclrsetbits32a || pclrsetbits32b || psetbits64 || pclrbits64 || pclrsetbits64a || pclrsetbits64b || ppsetbits32 || ppclrbits32 || ppclrsetbits32a || ppclrsetbits32b || ppsetbits64 || ppclrbits64 || ppclrsetbits64a || ppclrsetbits64b) && !header1@ +@@ + #include ++ #include + +@header3 depends on (psetbits32 || pclrbits32 || pclrsetbits32a || pclrsetbits32b || psetbits64 || pclrbits64 || pclrsetbits64a || pclrsetbits64b || ppsetbits32 || ppclrbits32 || ppclrsetbits32a || ppclrsetbits32b || ppsetbits64 || ppclrbits64 || ppclrsetbits64a || ppclrsetbits64b) && !header2@ +@@ + #include ++ #include + +@@ +expression base; +expression offset; +expression value; +@@ + +- mtu3_setbits(base, offset, value); ++ setbits32(base + offset, value); + +@@ +expression base; +expression offset; +expression mask; +@@ + +- mtu3_clrbits(base, offset, mask); ++ clrbits32(base + offset, mask); +