diff options
author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2020-05-12 12:18:21 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2020-05-12 12:18:21 -0700 |
commit | 0fdc50dfab47d525b71a9f0d8310746cdc0c09c5 (patch) | |
tree | 42f5f09f2c8677389136541815394b76fba07600 /drivers/pnp | |
parent | 3eb66d9f97f386262adbba9ce752ec80b85246ed (diff) | |
parent | 7111951b8d4973bda27ff663f2cf18b663d15b48 (diff) |
Merge tag 'v5.6' into next
Sync up with mainline to get device tree and other changes.
Diffstat (limited to 'drivers/pnp')
-rw-r--r-- | drivers/pnp/isapnp/core.c | 25 | ||||
-rw-r--r-- | drivers/pnp/isapnp/proc.c | 9 | ||||
-rw-r--r-- | drivers/pnp/pnpbios/proc.c | 17 |
3 files changed, 13 insertions, 38 deletions
diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c index 179b737280e1..c43d8ad02529 100644 --- a/drivers/pnp/isapnp/core.c +++ b/drivers/pnp/isapnp/core.c @@ -747,34 +747,12 @@ __skip: } /* - * Compute ISA PnP checksum for first eight bytes. - */ -static unsigned char __init isapnp_checksum(unsigned char *data) -{ - int i, j; - unsigned char checksum = 0x6a, bit, b; - - for (i = 0; i < 8; i++) { - b = data[i]; - for (j = 0; j < 8; j++) { - bit = 0; - if (b & (1 << j)) - bit = 1; - checksum = - ((((checksum ^ (checksum >> 1)) & 0x01) ^ bit) << 7) - | (checksum >> 1); - } - } - return checksum; -} - -/* * Build device list for all present ISA PnP devices. */ static int __init isapnp_build_device_list(void) { int csn; - unsigned char header[9], checksum; + unsigned char header[9]; struct pnp_card *card; u32 eisa_id; char id[8]; @@ -784,7 +762,6 @@ static int __init isapnp_build_device_list(void) for (csn = 1; csn <= isapnp_csn_count; csn++) { isapnp_wake(csn); isapnp_peek(header, 9); - checksum = isapnp_checksum(header); eisa_id = header[0] | header[1] << 8 | header[2] << 16 | header[3] << 24; pnp_eisa_id_to_string(eisa_id, id); diff --git a/drivers/pnp/isapnp/proc.c b/drivers/pnp/isapnp/proc.c index 36820979bd1c..785a796430fa 100644 --- a/drivers/pnp/isapnp/proc.c +++ b/drivers/pnp/isapnp/proc.c @@ -49,10 +49,9 @@ static ssize_t isapnp_proc_bus_read(struct file *file, char __user * buf, return nbytes; } -static const struct file_operations isapnp_proc_bus_file_operations = { - .owner = THIS_MODULE, - .llseek = isapnp_proc_bus_lseek, - .read = isapnp_proc_bus_read, +static const struct proc_ops isapnp_proc_bus_proc_ops = { + .proc_lseek = isapnp_proc_bus_lseek, + .proc_read = isapnp_proc_bus_read, }; static int isapnp_proc_attach_device(struct pnp_dev *dev) @@ -69,7 +68,7 @@ static int isapnp_proc_attach_device(struct pnp_dev *dev) } sprintf(name, "%02x", dev->number); e = dev->procent = proc_create_data(name, S_IFREG | S_IRUGO, de, - &isapnp_proc_bus_file_operations, dev); + &isapnp_proc_bus_proc_ops, dev); if (!e) return -ENOMEM; proc_set_size(e, 256); diff --git a/drivers/pnp/pnpbios/proc.c b/drivers/pnp/pnpbios/proc.c index fe1c8f5d9af0..a806830e3a40 100644 --- a/drivers/pnp/pnpbios/proc.c +++ b/drivers/pnp/pnpbios/proc.c @@ -210,13 +210,12 @@ out: return ret; } -static const struct file_operations pnpbios_proc_fops = { - .owner = THIS_MODULE, - .open = pnpbios_proc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .write = pnpbios_proc_write, +static const struct proc_ops pnpbios_proc_ops = { + .proc_open = pnpbios_proc_open, + .proc_read = seq_read, + .proc_lseek = seq_lseek, + .proc_release = single_release, + .proc_write = pnpbios_proc_write, }; int pnpbios_interface_attach_device(struct pnp_bios_node *node) @@ -228,13 +227,13 @@ int pnpbios_interface_attach_device(struct pnp_bios_node *node) if (!proc_pnp) return -EIO; if (!pnpbios_dont_use_current_config) { - proc_create_data(name, 0644, proc_pnp, &pnpbios_proc_fops, + proc_create_data(name, 0644, proc_pnp, &pnpbios_proc_ops, (void *)(long)(node->handle)); } if (!proc_pnp_boot) return -EIO; - if (proc_create_data(name, 0644, proc_pnp_boot, &pnpbios_proc_fops, + if (proc_create_data(name, 0644, proc_pnp_boot, &pnpbios_proc_ops, (void *)(long)(node->handle + 0x100))) return 0; return -EIO; |