| Message ID | 20230322055519.67900-1-jiapeng.chong@linux.alibaba.com |
|---|---|
| State | New |
| Headers | show |
| Series | pata_parport: Clean up some inconsistent indenting | expand |
On Wednesday 22 March 2023 06:55:19 Jiapeng Chong wrote: > No functional modification involved. > > drivers/ata/pata_parport/comm.c:159 comm_write_block() warn: inconsistent indenting. This patch does not fix any real problem. All the protocol drivers have coding style problems but they need other work first. > Reported-by: Abaci Robot <abaci@linux.alibaba.com> > Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=4587 > Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com> > --- > drivers/ata/pata_parport/comm.c | 227 ++++++++++++++++---------------- > 1 file changed, 116 insertions(+), 111 deletions(-) > > diff --git a/drivers/ata/pata_parport/comm.c b/drivers/ata/pata_parport/comm.c > index 4c2f9ad60ad8..b474bda59323 100644 > --- a/drivers/ata/pata_parport/comm.c > +++ b/drivers/ata/pata_parport/comm.c > @@ -1,12 +1,13 @@ > -/* > - comm.c (c) 1997-8 Grant R. Guenther <grant@torque.net> > - Under the terms of the GNU General Public License. > - > - comm.c is a low-level protocol driver for some older models > - of the DataStor "Commuter" parallel to IDE adapter. Some of > - the parallel port devices marketed by Arista currently > - use this adapter. > -*/ > +// SPDX-License-Identifier: GPL-2.0-or-later > +/* > + * comm.c (c) 1997-8 Grant R. Guenther <grant@torque.net> > + * Under the terms of the GNU General Public License. > + * > + * comm.c is a low-level protocol driver for some older models > + * of the DataStor "Commuter" parallel to IDE adapter. Some of > + * the parallel port devices marketed by Arista currently > + * use this adapter. > + */ > > #include <linux/module.h> > #include <linux/init.h> > @@ -18,120 +19,126 @@ > #include "pata_parport.h" > > /* mode codes: 0 nybble reads, 8-bit writes > - 1 8-bit reads and writes > - 2 8-bit EPP mode > -*/ > + * 1 8-bit reads and writes > + * 2 8-bit EPP mode > + */ > > -#define j44(a,b) (((a>>3)&0x0f)|((b<<1)&0xf0)) > +#define j44(a, b) (((a>>3)&0x0f)|((b<<1)&0xf0)) > > -#define P1 w2(5);w2(0xd);w2(0xd);w2(5);w2(4); > -#define P2 w2(5);w2(7);w2(7);w2(5);w2(4); > +#define P1 w2(5); w2(0xd); w2(0xd); w2(5); w2(4); > +#define P2 w2(5); w2(7); w2(7); w2(5); w2(4); > > -/* cont = 0 - access the IDE register file > - cont = 1 - access the IDE command set > -*/ > +/* > + * cont = 0 - access the IDE register file > + * cont = 1 - access the IDE command set > + */ > > static int cont_map[2] = { 0x08, 0x10 }; > > static int comm_read_regr(struct pi_adapter *pi, int cont, int regr) > +{ > + int l, h, r; > > -{ int l, h, r; > - > - r = regr + cont_map[cont]; > + r = regr + cont_map[cont]; > > - switch (pi->mode) { > + switch (pi->mode) { > > - case 0: w0(r); P1; w0(0); > - w2(6); l = r1(); w0(0x80); h = r1(); w2(4); > - return j44(l,h); > + case 0: w0(r); P1; w0(0); > + w2(6); l = r1(); w0(0x80); h = r1(); w2(4); > + return j44(l, h); > > - case 1: w0(r+0x20); P1; > - w0(0); w2(0x26); h = r0(); w2(4); > - return h; > + case 1: w0(r+0x20); P1; > + w0(0); w2(0x26); h = r0(); w2(4); > + return h; > > case 2: > case 3: > - case 4: w3(r+0x20); (void)r1(); > - w2(0x24); h = r4(); w2(4); > - return h; > + case 4: w3(r+0x20); (void)r1(); > + w2(0x24); h = r4(); w2(4); > + return h; > > - } > - return -1; > -} > + } > > -static void comm_write_regr(struct pi_adapter *pi, int cont, int regr, int val) > + return -1; > +} > > -{ int r; > +static void comm_write_regr(struct pi_adapter *pi, int cont, int regr, int val) > +{ > + int r; > > - r = regr + cont_map[cont]; > + r = regr + cont_map[cont]; > > - switch (pi->mode) { > + switch (pi->mode) { > > - case 0: > - case 1: w0(r); P1; w0(val); P2; > + case 0: > + case 1: w0(r); P1; w0(val); P2; > break; > > case 2: > case 3: > - case 4: w3(r); (void)r1(); w4(val); > - break; > - } > + case 4: w3(r); (void)r1(); w4(val); > + break; > + } > } > > static void comm_connect(struct pi_adapter *pi) > - > -{ pi->saved_r0 = r0(); > - pi->saved_r2 = r2(); > - w2(4); w0(0xff); w2(6); > - w2(4); w0(0xaa); w2(6); > - w2(4); w0(0x00); w2(6); > - w2(4); w0(0x87); w2(6); > - w2(4); w0(0xe0); w2(0xc); w2(0xc); w2(4); > +{ > + pi->saved_r0 = r0(); > + pi->saved_r2 = r2(); > + w2(4); w0(0xff); w2(6); > + w2(4); w0(0xaa); w2(6); > + w2(4); w0(0x00); w2(6); > + w2(4); w0(0x87); w2(6); > + w2(4); w0(0xe0); w2(0xc); w2(0xc); w2(4); > } > > static void comm_disconnect(struct pi_adapter *pi) > - > -{ w2(0); w2(0); w2(0); w2(4); > +{ > + w2(0); w2(0); w2(0); w2(4); > w0(pi->saved_r0); > - w2(pi->saved_r2); > -} > + w2(pi->saved_r2); > +} > > static void comm_read_block(struct pi_adapter *pi, char *buf, int count) > > -{ int i, l, h; > - > - switch (pi->mode) { > - > - case 0: w0(0x48); P1; > - for(i=0;i<count;i++) { > - w0(0); w2(6); l = r1(); > - w0(0x80); h = r1(); w2(4); > - buf[i] = j44(l,h); > - } > - break; > - > - case 1: w0(0x68); P1; w0(0); > - for(i=0;i<count;i++) { > - w2(0x26); buf[i] = r0(); w2(0x24); > - } > +{ int i, l, h; > + > + switch (pi->mode) { > + case 0: w0(0x48); P1; > + for (i = 0; i < count; i++) { > + w0(0); w2(6); l = r1(); > + w0(0x80); h = r1(); w2(4); > + buf[i] = j44(l, h); > + } > + > + break; > + case 1: w0(0x68); P1; w0(0); > + for (i = 0; i < count; i++) { > + w2(0x26); > + buf[i] = r0(); > + w2(0x24); > + } > + > w2(4); > break; > - > case 2: w3(0x68); (void)r1(); w2(0x24); > - for (i=0;i<count;i++) buf[i] = r4(); > + for (i = 0; i < count; i++) > + buf[i] = r4(); > + > w2(4); > break; > + case 3: w3(0x68); (void)r1(); w2(0x24); > + for (i = 0; i < count/2; i++) > + ((u16 *)buf)[i] = r4w(); > > - case 3: w3(0x68); (void)r1(); w2(0x24); > - for (i=0;i<count/2;i++) ((u16 *)buf)[i] = r4w(); > - w2(4); > - break; > + w2(4); > + break; > + case 4: w3(0x68); (void)r1(); w2(0x24); > + for (i = 0; i < count/4; i++) > + ((u32 *)buf)[i] = r4l(); > > - case 4: w3(0x68); (void)r1(); w2(0x24); > - for (i=0;i<count/4;i++) ((u32 *)buf)[i] = r4l(); > - w2(4); > - break; > - > + w2(4); > + break; > } > } > > @@ -139,43 +146,41 @@ static void comm_read_block(struct pi_adapter *pi, char *buf, int count) > > static void comm_write_block(struct pi_adapter *pi, char *buf, int count) > > -{ int k; > +{ > + int k; > > - switch (pi->mode) { > + switch (pi->mode) { > + case 0: > + case 1: w0(0x68); P1; > + for (k = 0; k < count; k++) { > + w2(5); > + w0(buf[k^1]); > + w2(7); > + } > > - case 0: > - case 1: w0(0x68); P1; > - for (k=0;k<count;k++) { > - w2(5); w0(buf[k^1]); w2(7); > - } > - w2(5); w2(4); > - break; > - > - case 2: w3(0x48); (void)r1(); > - for (k=0;k<count;k++) w4(buf[k^1]); > - break; > - > - case 3: w3(0x48); (void)r1(); > - for (k = 0; k < count / 2; k++) > + w2(5); w2(4); > + break; > + case 2: w3(0x48); (void)r1(); > + for (k = 0; k < count; k++) > + w4(buf[k^1]); > + break; > + case 3: w3(0x48); (void)r1(); > + for (k = 0; k < count/2; k++) > w4w(swab16(((u16 *)buf)[k])); > - break; > - > - case 4: w3(0x48); (void)r1(); > - for (k = 0; k < count / 4; k++) > - w4l(swab16(((u16 *)buf)[2 * k]) | > - swab16(((u16 *)buf)[2 * k + 1]) << 16); > - break; > - > - > - } > + break; > + case 4: w3(0x48); (void)r1(); > + for (k = 0; k < count/4; k++) > + w4l(swab16(((u16 *)buf)[2 * k]) | swab16(((u16 *)buf)[2 * k + 1]) << 16); > + break; > + } > } > > static void comm_log_adapter(struct pi_adapter *pi) > - > -{ char *mode_string[5] = {"4-bit","8-bit","EPP-8","EPP-16","EPP-32"}; > +{ > + char *mode_string[5] = {"4-bit", "8-bit", "EPP-8", "EPP-16", "EPP-32"}; > > dev_info(&pi->dev, "DataStor Commuter at 0x%x, mode %d (%s), delay %d\n", > - pi->port, pi->mode, mode_string[pi->mode], pi->delay); > + pi->port, pi->mode, mode_string[pi->mode], pi->delay); > } > > static struct pi_protocol comm = {
On 3/22/23 21:14, Ondrej Zary wrote: > On Wednesday 22 March 2023 06:55:19 Jiapeng Chong wrote: >> No functional modification involved. >> >> drivers/ata/pata_parport/comm.c:159 comm_write_block() warn: inconsistent indenting. > > This patch does not fix any real problem. All the protocol drivers have coding style problems but they need other work first. Does your pending series address the style issues at least in the areas of the code you touched ? If yes, then good and a style cleanup can go on top.
diff --git a/drivers/ata/pata_parport/comm.c b/drivers/ata/pata_parport/comm.c index 4c2f9ad60ad8..b474bda59323 100644 --- a/drivers/ata/pata_parport/comm.c +++ b/drivers/ata/pata_parport/comm.c @@ -1,12 +1,13 @@ -/* - comm.c (c) 1997-8 Grant R. Guenther <grant@torque.net> - Under the terms of the GNU General Public License. - - comm.c is a low-level protocol driver for some older models - of the DataStor "Commuter" parallel to IDE adapter. Some of - the parallel port devices marketed by Arista currently - use this adapter. -*/ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * comm.c (c) 1997-8 Grant R. Guenther <grant@torque.net> + * Under the terms of the GNU General Public License. + * + * comm.c is a low-level protocol driver for some older models + * of the DataStor "Commuter" parallel to IDE adapter. Some of + * the parallel port devices marketed by Arista currently + * use this adapter. + */ #include <linux/module.h> #include <linux/init.h> @@ -18,120 +19,126 @@ #include "pata_parport.h" /* mode codes: 0 nybble reads, 8-bit writes - 1 8-bit reads and writes - 2 8-bit EPP mode -*/ + * 1 8-bit reads and writes + * 2 8-bit EPP mode + */ -#define j44(a,b) (((a>>3)&0x0f)|((b<<1)&0xf0)) +#define j44(a, b) (((a>>3)&0x0f)|((b<<1)&0xf0)) -#define P1 w2(5);w2(0xd);w2(0xd);w2(5);w2(4); -#define P2 w2(5);w2(7);w2(7);w2(5);w2(4); +#define P1 w2(5); w2(0xd); w2(0xd); w2(5); w2(4); +#define P2 w2(5); w2(7); w2(7); w2(5); w2(4); -/* cont = 0 - access the IDE register file - cont = 1 - access the IDE command set -*/ +/* + * cont = 0 - access the IDE register file + * cont = 1 - access the IDE command set + */ static int cont_map[2] = { 0x08, 0x10 }; static int comm_read_regr(struct pi_adapter *pi, int cont, int regr) +{ + int l, h, r; -{ int l, h, r; - - r = regr + cont_map[cont]; + r = regr + cont_map[cont]; - switch (pi->mode) { + switch (pi->mode) { - case 0: w0(r); P1; w0(0); - w2(6); l = r1(); w0(0x80); h = r1(); w2(4); - return j44(l,h); + case 0: w0(r); P1; w0(0); + w2(6); l = r1(); w0(0x80); h = r1(); w2(4); + return j44(l, h); - case 1: w0(r+0x20); P1; - w0(0); w2(0x26); h = r0(); w2(4); - return h; + case 1: w0(r+0x20); P1; + w0(0); w2(0x26); h = r0(); w2(4); + return h; case 2: case 3: - case 4: w3(r+0x20); (void)r1(); - w2(0x24); h = r4(); w2(4); - return h; + case 4: w3(r+0x20); (void)r1(); + w2(0x24); h = r4(); w2(4); + return h; - } - return -1; -} + } -static void comm_write_regr(struct pi_adapter *pi, int cont, int regr, int val) + return -1; +} -{ int r; +static void comm_write_regr(struct pi_adapter *pi, int cont, int regr, int val) +{ + int r; - r = regr + cont_map[cont]; + r = regr + cont_map[cont]; - switch (pi->mode) { + switch (pi->mode) { - case 0: - case 1: w0(r); P1; w0(val); P2; + case 0: + case 1: w0(r); P1; w0(val); P2; break; case 2: case 3: - case 4: w3(r); (void)r1(); w4(val); - break; - } + case 4: w3(r); (void)r1(); w4(val); + break; + } } static void comm_connect(struct pi_adapter *pi) - -{ pi->saved_r0 = r0(); - pi->saved_r2 = r2(); - w2(4); w0(0xff); w2(6); - w2(4); w0(0xaa); w2(6); - w2(4); w0(0x00); w2(6); - w2(4); w0(0x87); w2(6); - w2(4); w0(0xe0); w2(0xc); w2(0xc); w2(4); +{ + pi->saved_r0 = r0(); + pi->saved_r2 = r2(); + w2(4); w0(0xff); w2(6); + w2(4); w0(0xaa); w2(6); + w2(4); w0(0x00); w2(6); + w2(4); w0(0x87); w2(6); + w2(4); w0(0xe0); w2(0xc); w2(0xc); w2(4); } static void comm_disconnect(struct pi_adapter *pi) - -{ w2(0); w2(0); w2(0); w2(4); +{ + w2(0); w2(0); w2(0); w2(4); w0(pi->saved_r0); - w2(pi->saved_r2); -} + w2(pi->saved_r2); +} static void comm_read_block(struct pi_adapter *pi, char *buf, int count) -{ int i, l, h; - - switch (pi->mode) { - - case 0: w0(0x48); P1; - for(i=0;i<count;i++) { - w0(0); w2(6); l = r1(); - w0(0x80); h = r1(); w2(4); - buf[i] = j44(l,h); - } - break; - - case 1: w0(0x68); P1; w0(0); - for(i=0;i<count;i++) { - w2(0x26); buf[i] = r0(); w2(0x24); - } +{ int i, l, h; + + switch (pi->mode) { + case 0: w0(0x48); P1; + for (i = 0; i < count; i++) { + w0(0); w2(6); l = r1(); + w0(0x80); h = r1(); w2(4); + buf[i] = j44(l, h); + } + + break; + case 1: w0(0x68); P1; w0(0); + for (i = 0; i < count; i++) { + w2(0x26); + buf[i] = r0(); + w2(0x24); + } + w2(4); break; - case 2: w3(0x68); (void)r1(); w2(0x24); - for (i=0;i<count;i++) buf[i] = r4(); + for (i = 0; i < count; i++) + buf[i] = r4(); + w2(4); break; + case 3: w3(0x68); (void)r1(); w2(0x24); + for (i = 0; i < count/2; i++) + ((u16 *)buf)[i] = r4w(); - case 3: w3(0x68); (void)r1(); w2(0x24); - for (i=0;i<count/2;i++) ((u16 *)buf)[i] = r4w(); - w2(4); - break; + w2(4); + break; + case 4: w3(0x68); (void)r1(); w2(0x24); + for (i = 0; i < count/4; i++) + ((u32 *)buf)[i] = r4l(); - case 4: w3(0x68); (void)r1(); w2(0x24); - for (i=0;i<count/4;i++) ((u32 *)buf)[i] = r4l(); - w2(4); - break; - + w2(4); + break; } } @@ -139,43 +146,41 @@ static void comm_read_block(struct pi_adapter *pi, char *buf, int count) static void comm_write_block(struct pi_adapter *pi, char *buf, int count) -{ int k; +{ + int k; - switch (pi->mode) { + switch (pi->mode) { + case 0: + case 1: w0(0x68); P1; + for (k = 0; k < count; k++) { + w2(5); + w0(buf[k^1]); + w2(7); + } - case 0: - case 1: w0(0x68); P1; - for (k=0;k<count;k++) { - w2(5); w0(buf[k^1]); w2(7); - } - w2(5); w2(4); - break; - - case 2: w3(0x48); (void)r1(); - for (k=0;k<count;k++) w4(buf[k^1]); - break; - - case 3: w3(0x48); (void)r1(); - for (k = 0; k < count / 2; k++) + w2(5); w2(4); + break; + case 2: w3(0x48); (void)r1(); + for (k = 0; k < count; k++) + w4(buf[k^1]); + break; + case 3: w3(0x48); (void)r1(); + for (k = 0; k < count/2; k++) w4w(swab16(((u16 *)buf)[k])); - break; - - case 4: w3(0x48); (void)r1(); - for (k = 0; k < count / 4; k++) - w4l(swab16(((u16 *)buf)[2 * k]) | - swab16(((u16 *)buf)[2 * k + 1]) << 16); - break; - - - } + break; + case 4: w3(0x48); (void)r1(); + for (k = 0; k < count/4; k++) + w4l(swab16(((u16 *)buf)[2 * k]) | swab16(((u16 *)buf)[2 * k + 1]) << 16); + break; + } } static void comm_log_adapter(struct pi_adapter *pi) - -{ char *mode_string[5] = {"4-bit","8-bit","EPP-8","EPP-16","EPP-32"}; +{ + char *mode_string[5] = {"4-bit", "8-bit", "EPP-8", "EPP-16", "EPP-32"}; dev_info(&pi->dev, "DataStor Commuter at 0x%x, mode %d (%s), delay %d\n", - pi->port, pi->mode, mode_string[pi->mode], pi->delay); + pi->port, pi->mode, mode_string[pi->mode], pi->delay); } static struct pi_protocol comm = {
No functional modification involved. drivers/ata/pata_parport/comm.c:159 comm_write_block() warn: inconsistent indenting. Reported-by: Abaci Robot <abaci@linux.alibaba.com> Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=4587 Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com> --- drivers/ata/pata_parport/comm.c | 227 ++++++++++++++++---------------- 1 file changed, 116 insertions(+), 111 deletions(-)