Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * pnpacpi -- PnP ACPI driver |
| 3 | * |
| 4 | * Copyright (c) 2004 Matthieu Castet <castet.matthieu@free.fr> |
| 5 | * Copyright (c) 2004 Li Shaohua <shaohua.li@intel.com> |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 6 | * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7 | * This program is free software; you can redistribute it and/or modify it |
| 8 | * under the terms of the GNU General Public License as published by the |
| 9 | * Free Software Foundation; either version 2, or (at your option) any |
| 10 | * later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, but |
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | * General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 20 | */ |
| 21 | #include <linux/kernel.h> |
| 22 | #include <linux/acpi.h> |
| 23 | #include <linux/pci.h> |
Bjorn Helgaas | 02d83b5 | 2008-04-28 16:34:28 -0600 | [diff] [blame] | 24 | #include <linux/pnp.h> |
| 25 | #include "../base.h" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | #include "pnpacpi.h" |
| 27 | |
| 28 | #ifdef CONFIG_IA64 |
| 29 | #define valid_IRQ(i) (1) |
| 30 | #else |
| 31 | #define valid_IRQ(i) (((i) != 0) && ((i) != 2)) |
| 32 | #endif |
| 33 | |
| 34 | /* |
| 35 | * Allocated Resources |
| 36 | */ |
Bjorn Helgaas | cd7ec92 | 2008-04-28 16:34:02 -0600 | [diff] [blame] | 37 | static int irq_flags(int triggering, int polarity, int shareable) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 38 | { |
Bjorn Helgaas | cd7ec92 | 2008-04-28 16:34:02 -0600 | [diff] [blame] | 39 | int flags; |
| 40 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 41 | if (triggering == ACPI_LEVEL_SENSITIVE) { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 42 | if (polarity == ACPI_ACTIVE_LOW) |
Bjorn Helgaas | cd7ec92 | 2008-04-28 16:34:02 -0600 | [diff] [blame] | 43 | flags = IORESOURCE_IRQ_LOWLEVEL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 44 | else |
Bjorn Helgaas | cd7ec92 | 2008-04-28 16:34:02 -0600 | [diff] [blame] | 45 | flags = IORESOURCE_IRQ_HIGHLEVEL; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 46 | } else { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 47 | if (polarity == ACPI_ACTIVE_LOW) |
Bjorn Helgaas | cd7ec92 | 2008-04-28 16:34:02 -0600 | [diff] [blame] | 48 | flags = IORESOURCE_IRQ_LOWEDGE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 49 | else |
Bjorn Helgaas | cd7ec92 | 2008-04-28 16:34:02 -0600 | [diff] [blame] | 50 | flags = IORESOURCE_IRQ_HIGHEDGE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | } |
Bjorn Helgaas | cd7ec92 | 2008-04-28 16:34:02 -0600 | [diff] [blame] | 52 | |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 53 | if (shareable == ACPI_SHARED) |
Bjorn Helgaas | cd7ec92 | 2008-04-28 16:34:02 -0600 | [diff] [blame] | 54 | flags |= IORESOURCE_IRQ_SHAREABLE; |
| 55 | |
| 56 | return flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 57 | } |
| 58 | |
Bjorn Helgaas | e9fe9e1 | 2008-06-09 16:52:04 -0700 | [diff] [blame] | 59 | static void decode_irq_flags(struct pnp_dev *dev, int flags, int *triggering, |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 60 | int *polarity, int *shareable) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 61 | { |
Bjorn Helgaas | e9fe9e1 | 2008-06-09 16:52:04 -0700 | [diff] [blame] | 62 | switch (flags & (IORESOURCE_IRQ_LOWLEVEL | IORESOURCE_IRQ_HIGHLEVEL | |
| 63 | IORESOURCE_IRQ_LOWEDGE | IORESOURCE_IRQ_HIGHEDGE)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 64 | case IORESOURCE_IRQ_LOWLEVEL: |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 65 | *triggering = ACPI_LEVEL_SENSITIVE; |
| 66 | *polarity = ACPI_ACTIVE_LOW; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 67 | break; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 68 | case IORESOURCE_IRQ_HIGHLEVEL: |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 69 | *triggering = ACPI_LEVEL_SENSITIVE; |
| 70 | *polarity = ACPI_ACTIVE_HIGH; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 71 | break; |
| 72 | case IORESOURCE_IRQ_LOWEDGE: |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 73 | *triggering = ACPI_EDGE_SENSITIVE; |
| 74 | *polarity = ACPI_ACTIVE_LOW; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 75 | break; |
| 76 | case IORESOURCE_IRQ_HIGHEDGE: |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 77 | *triggering = ACPI_EDGE_SENSITIVE; |
| 78 | *polarity = ACPI_ACTIVE_HIGH; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 79 | break; |
Bjorn Helgaas | e9fe9e1 | 2008-06-09 16:52:04 -0700 | [diff] [blame] | 80 | default: |
| 81 | dev_err(&dev->dev, "can't encode invalid IRQ mode %#x\n", |
| 82 | flags); |
| 83 | *triggering = ACPI_EDGE_SENSITIVE; |
| 84 | *polarity = ACPI_ACTIVE_HIGH; |
| 85 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 86 | } |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 87 | |
| 88 | if (flags & IORESOURCE_IRQ_SHAREABLE) |
| 89 | *shareable = ACPI_SHARED; |
| 90 | else |
| 91 | *shareable = ACPI_EXCLUSIVE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 92 | } |
| 93 | |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 94 | static void pnpacpi_parse_allocated_irqresource(struct pnp_dev *dev, |
Bjorn Helgaas | 07d4e9a | 2007-07-26 10:41:21 -0700 | [diff] [blame] | 95 | u32 gsi, int triggering, |
| 96 | int polarity, int shareable) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 97 | { |
Bjorn Helgaas | dbddd03 | 2008-04-28 16:34:34 -0600 | [diff] [blame] | 98 | int irq, flags; |
Shaohua Li | 61fd47e | 2007-11-17 01:05:28 -0500 | [diff] [blame] | 99 | int p, t; |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 100 | |
Bjorn Helgaas | 5acf914 | 2008-06-27 16:56:58 -0600 | [diff] [blame] | 101 | if (!valid_IRQ(gsi)) { |
| 102 | pnp_add_irq_resource(dev, gsi, IORESOURCE_DISABLED); |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 103 | return; |
Bjorn Helgaas | 5acf914 | 2008-06-27 16:56:58 -0600 | [diff] [blame] | 104 | } |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 105 | |
Shaohua Li | 61fd47e | 2007-11-17 01:05:28 -0500 | [diff] [blame] | 106 | /* |
| 107 | * in IO-APIC mode, use overrided attribute. Two reasons: |
| 108 | * 1. BIOS bug in DSDT |
| 109 | * 2. BIOS uses IO-APIC mode Interrupt Source Override |
| 110 | */ |
| 111 | if (!acpi_get_override_irq(gsi, &t, &p)) { |
| 112 | t = t ? ACPI_LEVEL_SENSITIVE : ACPI_EDGE_SENSITIVE; |
| 113 | p = p ? ACPI_ACTIVE_LOW : ACPI_ACTIVE_HIGH; |
| 114 | |
| 115 | if (triggering != t || polarity != p) { |
Bjorn Helgaas | af11cb2 | 2008-04-28 16:34:12 -0600 | [diff] [blame] | 116 | dev_warn(&dev->dev, "IRQ %d override to %s, %s\n", |
Shaohua Li | 61fd47e | 2007-11-17 01:05:28 -0500 | [diff] [blame] | 117 | gsi, t ? "edge":"level", p ? "low":"high"); |
| 118 | triggering = t; |
| 119 | polarity = p; |
| 120 | } |
| 121 | } |
| 122 | |
Bjorn Helgaas | dbddd03 | 2008-04-28 16:34:34 -0600 | [diff] [blame] | 123 | flags = irq_flags(triggering, polarity, shareable); |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 124 | irq = acpi_register_gsi(gsi, triggering, polarity); |
Bjorn Helgaas | dbddd03 | 2008-04-28 16:34:34 -0600 | [diff] [blame] | 125 | if (irq >= 0) |
| 126 | pcibios_penalize_isa_irq(irq, 1); |
| 127 | else |
| 128 | flags |= IORESOURCE_DISABLED; |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 129 | |
Bjorn Helgaas | dbddd03 | 2008-04-28 16:34:34 -0600 | [diff] [blame] | 130 | pnp_add_irq_resource(dev, irq, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 131 | } |
| 132 | |
Michael Karcher | 362ea08 | 2007-03-08 23:29:29 -0500 | [diff] [blame] | 133 | static int dma_flags(int type, int bus_master, int transfer) |
| 134 | { |
| 135 | int flags = 0; |
| 136 | |
| 137 | if (bus_master) |
| 138 | flags |= IORESOURCE_DMA_MASTER; |
| 139 | switch (type) { |
| 140 | case ACPI_COMPATIBILITY: |
| 141 | flags |= IORESOURCE_DMA_COMPATIBLE; |
| 142 | break; |
| 143 | case ACPI_TYPE_A: |
| 144 | flags |= IORESOURCE_DMA_TYPEA; |
| 145 | break; |
| 146 | case ACPI_TYPE_B: |
| 147 | flags |= IORESOURCE_DMA_TYPEB; |
| 148 | break; |
| 149 | case ACPI_TYPE_F: |
| 150 | flags |= IORESOURCE_DMA_TYPEF; |
| 151 | break; |
| 152 | default: |
| 153 | /* Set a default value ? */ |
| 154 | flags |= IORESOURCE_DMA_COMPATIBLE; |
| 155 | pnp_err("Invalid DMA type"); |
| 156 | } |
| 157 | switch (transfer) { |
| 158 | case ACPI_TRANSFER_8: |
| 159 | flags |= IORESOURCE_DMA_8BIT; |
| 160 | break; |
| 161 | case ACPI_TRANSFER_8_16: |
| 162 | flags |= IORESOURCE_DMA_8AND16BIT; |
| 163 | break; |
| 164 | case ACPI_TRANSFER_16: |
| 165 | flags |= IORESOURCE_DMA_16BIT; |
| 166 | break; |
| 167 | default: |
| 168 | /* Set a default value ? */ |
| 169 | flags |= IORESOURCE_DMA_8AND16BIT; |
| 170 | pnp_err("Invalid DMA transfer type"); |
| 171 | } |
| 172 | |
| 173 | return flags; |
| 174 | } |
| 175 | |
Bjorn Helgaas | cc8c2e3 | 2008-04-28 16:34:36 -0600 | [diff] [blame] | 176 | static void pnpacpi_parse_allocated_ioresource(struct pnp_dev *dev, u64 start, |
| 177 | u64 len, int io_decode) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 178 | { |
Bjorn Helgaas | cc8c2e3 | 2008-04-28 16:34:36 -0600 | [diff] [blame] | 179 | int flags = 0; |
| 180 | u64 end = start + len - 1; |
Bjorn Helgaas | 07d4e9a | 2007-07-26 10:41:21 -0700 | [diff] [blame] | 181 | |
Bjorn Helgaas | cc8c2e3 | 2008-04-28 16:34:36 -0600 | [diff] [blame] | 182 | if (io_decode == ACPI_DECODE_16) |
Bjorn Helgaas | 08c9f26 | 2008-06-27 16:57:03 -0600 | [diff] [blame] | 183 | flags |= IORESOURCE_IO_16BIT_ADDR; |
Bjorn Helgaas | cc8c2e3 | 2008-04-28 16:34:36 -0600 | [diff] [blame] | 184 | if (len == 0 || end >= 0x10003) |
| 185 | flags |= IORESOURCE_DISABLED; |
| 186 | |
| 187 | pnp_add_io_resource(dev, start, end, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 188 | } |
| 189 | |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 190 | static void pnpacpi_parse_allocated_memresource(struct pnp_dev *dev, |
Bjorn Helgaas | d6180f3 | 2008-04-28 16:34:37 -0600 | [diff] [blame] | 191 | u64 start, u64 len, |
Bjorn Helgaas | 07d4e9a | 2007-07-26 10:41:21 -0700 | [diff] [blame] | 192 | int write_protect) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 193 | { |
Bjorn Helgaas | d6180f3 | 2008-04-28 16:34:37 -0600 | [diff] [blame] | 194 | int flags = 0; |
| 195 | u64 end = start + len - 1; |
Bjorn Helgaas | 07d4e9a | 2007-07-26 10:41:21 -0700 | [diff] [blame] | 196 | |
Bjorn Helgaas | d6180f3 | 2008-04-28 16:34:37 -0600 | [diff] [blame] | 197 | if (len == 0) |
| 198 | flags |= IORESOURCE_DISABLED; |
| 199 | if (write_protect == ACPI_READ_WRITE_MEMORY) |
| 200 | flags |= IORESOURCE_MEM_WRITEABLE; |
Michael Karcher | 362ea08 | 2007-03-08 23:29:29 -0500 | [diff] [blame] | 201 | |
Bjorn Helgaas | d6180f3 | 2008-04-28 16:34:37 -0600 | [diff] [blame] | 202 | pnp_add_mem_resource(dev, start, end, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 203 | } |
| 204 | |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 205 | static void pnpacpi_parse_allocated_address_space(struct pnp_dev *dev, |
Bjorn Helgaas | 07d4e9a | 2007-07-26 10:41:21 -0700 | [diff] [blame] | 206 | struct acpi_resource *res) |
Bjorn Helgaas | 1acfb7f | 2006-03-28 17:03:00 -0500 | [diff] [blame] | 207 | { |
| 208 | struct acpi_resource_address64 addr, *p = &addr; |
| 209 | acpi_status status; |
| 210 | |
| 211 | status = acpi_resource_to_address64(res, p); |
| 212 | if (!ACPI_SUCCESS(status)) { |
Bjorn Helgaas | af11cb2 | 2008-04-28 16:34:12 -0600 | [diff] [blame] | 213 | dev_warn(&dev->dev, "failed to convert resource type %d\n", |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 214 | res->type); |
Bjorn Helgaas | 1acfb7f | 2006-03-28 17:03:00 -0500 | [diff] [blame] | 215 | return; |
| 216 | } |
| 217 | |
matthieu castet | 2b8de5f | 2006-08-05 12:15:12 -0700 | [diff] [blame] | 218 | if (p->producer_consumer == ACPI_PRODUCER) |
| 219 | return; |
| 220 | |
Bjorn Helgaas | 1acfb7f | 2006-03-28 17:03:00 -0500 | [diff] [blame] | 221 | if (p->resource_type == ACPI_MEMORY_RANGE) |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 222 | pnpacpi_parse_allocated_memresource(dev, |
Bjorn Helgaas | 07d4e9a | 2007-07-26 10:41:21 -0700 | [diff] [blame] | 223 | p->minimum, p->address_length, |
| 224 | p->info.mem.write_protect); |
Bjorn Helgaas | 1acfb7f | 2006-03-28 17:03:00 -0500 | [diff] [blame] | 225 | else if (p->resource_type == ACPI_IO_RANGE) |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 226 | pnpacpi_parse_allocated_ioresource(dev, |
Bjorn Helgaas | 07d4e9a | 2007-07-26 10:41:21 -0700 | [diff] [blame] | 227 | p->minimum, p->address_length, |
| 228 | p->granularity == 0xfff ? ACPI_DECODE_10 : |
| 229 | ACPI_DECODE_16); |
Bjorn Helgaas | 1acfb7f | 2006-03-28 17:03:00 -0500 | [diff] [blame] | 230 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 231 | |
| 232 | static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 233 | void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 234 | { |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 235 | struct pnp_dev *dev = data; |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 236 | struct acpi_resource_irq *irq; |
| 237 | struct acpi_resource_dma *dma; |
| 238 | struct acpi_resource_io *io; |
| 239 | struct acpi_resource_fixed_io *fixed_io; |
| 240 | struct acpi_resource_memory24 *memory24; |
| 241 | struct acpi_resource_memory32 *memory32; |
| 242 | struct acpi_resource_fixed_memory32 *fixed_memory32; |
| 243 | struct acpi_resource_extended_irq *extended_irq; |
Bjorn Helgaas | dc16f5f | 2008-04-28 16:34:35 -0600 | [diff] [blame] | 244 | int i, flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 245 | |
Len Brown | eca008c | 2005-09-22 00:25:18 -0400 | [diff] [blame] | 246 | switch (res->type) { |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 247 | case ACPI_RESOURCE_TYPE_IRQ: |
Bjorn Helgaas | dbed12d | 2005-09-03 00:37:56 -0400 | [diff] [blame] | 248 | /* |
| 249 | * Per spec, only one interrupt per descriptor is allowed in |
| 250 | * _CRS, but some firmware violates this, so parse them all. |
| 251 | */ |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 252 | irq = &res->data.irq; |
Bjorn Helgaas | 5acf914 | 2008-06-27 16:56:58 -0600 | [diff] [blame] | 253 | if (irq->interrupt_count == 0) |
| 254 | pnp_add_irq_resource(dev, 0, IORESOURCE_DISABLED); |
| 255 | else { |
| 256 | for (i = 0; i < irq->interrupt_count; i++) { |
| 257 | pnpacpi_parse_allocated_irqresource(dev, |
| 258 | irq->interrupts[i], |
| 259 | irq->triggering, |
| 260 | irq->polarity, |
| 261 | irq->sharable); |
| 262 | } |
| 263 | |
| 264 | /* |
| 265 | * The IRQ encoder puts a single interrupt in each |
| 266 | * descriptor, so if a _CRS descriptor has more than |
| 267 | * one interrupt, we won't be able to re-encode it. |
| 268 | */ |
| 269 | if (pnp_can_write(dev) && irq->interrupt_count > 1) { |
| 270 | dev_warn(&dev->dev, "multiple interrupts in " |
| 271 | "_CRS descriptor; configuration can't " |
| 272 | "be changed\n"); |
| 273 | dev->capabilities &= ~PNP_WRITE; |
| 274 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 275 | } |
| 276 | break; |
| 277 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 278 | case ACPI_RESOURCE_TYPE_DMA: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 279 | dma = &res->data.dma; |
Bjorn Helgaas | 5acf914 | 2008-06-27 16:56:58 -0600 | [diff] [blame] | 280 | if (dma->channel_count > 0 && dma->channels[0] != (u8) -1) |
Bjorn Helgaas | dc16f5f | 2008-04-28 16:34:35 -0600 | [diff] [blame] | 281 | flags = dma_flags(dma->type, dma->bus_master, |
| 282 | dma->transfer); |
Bjorn Helgaas | 5acf914 | 2008-06-27 16:56:58 -0600 | [diff] [blame] | 283 | else |
| 284 | flags = IORESOURCE_DISABLED; |
| 285 | pnp_add_dma_resource(dev, dma->channels[0], flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 286 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 287 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 288 | case ACPI_RESOURCE_TYPE_IO: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 289 | io = &res->data.io; |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 290 | pnpacpi_parse_allocated_ioresource(dev, |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 291 | io->minimum, |
| 292 | io->address_length, |
| 293 | io->io_decode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 294 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 295 | |
| 296 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: |
| 297 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: |
| 298 | break; |
| 299 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 300 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 301 | fixed_io = &res->data.fixed_io; |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 302 | pnpacpi_parse_allocated_ioresource(dev, |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 303 | fixed_io->address, |
| 304 | fixed_io->address_length, |
Bjorn Helgaas | 07d4e9a | 2007-07-26 10:41:21 -0700 | [diff] [blame] | 305 | ACPI_DECODE_10); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 306 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 307 | |
| 308 | case ACPI_RESOURCE_TYPE_VENDOR: |
| 309 | break; |
| 310 | |
| 311 | case ACPI_RESOURCE_TYPE_END_TAG: |
| 312 | break; |
| 313 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 314 | case ACPI_RESOURCE_TYPE_MEMORY24: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 315 | memory24 = &res->data.memory24; |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 316 | pnpacpi_parse_allocated_memresource(dev, |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 317 | memory24->minimum, |
| 318 | memory24->address_length, |
| 319 | memory24->write_protect); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 320 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 321 | case ACPI_RESOURCE_TYPE_MEMORY32: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 322 | memory32 = &res->data.memory32; |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 323 | pnpacpi_parse_allocated_memresource(dev, |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 324 | memory32->minimum, |
| 325 | memory32->address_length, |
| 326 | memory32->write_protect); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 327 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 328 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 329 | fixed_memory32 = &res->data.fixed_memory32; |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 330 | pnpacpi_parse_allocated_memresource(dev, |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 331 | fixed_memory32->address, |
| 332 | fixed_memory32->address_length, |
| 333 | fixed_memory32->write_protect); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 334 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 335 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 336 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 337 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 338 | pnpacpi_parse_allocated_address_space(dev, res); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 339 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 340 | |
| 341 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: |
matthieu castet | 2b8de5f | 2006-08-05 12:15:12 -0700 | [diff] [blame] | 342 | if (res->data.ext_address64.producer_consumer == ACPI_PRODUCER) |
| 343 | return AE_OK; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 344 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 345 | |
| 346 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 347 | extended_irq = &res->data.extended_irq; |
| 348 | if (extended_irq->producer_consumer == ACPI_PRODUCER) |
matthieu castet | 2b8de5f | 2006-08-05 12:15:12 -0700 | [diff] [blame] | 349 | return AE_OK; |
| 350 | |
Bjorn Helgaas | 5acf914 | 2008-06-27 16:56:58 -0600 | [diff] [blame] | 351 | if (extended_irq->interrupt_count == 0) |
| 352 | pnp_add_irq_resource(dev, 0, IORESOURCE_DISABLED); |
| 353 | else { |
| 354 | for (i = 0; i < extended_irq->interrupt_count; i++) { |
| 355 | pnpacpi_parse_allocated_irqresource(dev, |
| 356 | extended_irq->interrupts[i], |
| 357 | extended_irq->triggering, |
| 358 | extended_irq->polarity, |
| 359 | extended_irq->sharable); |
| 360 | } |
| 361 | |
| 362 | /* |
| 363 | * The IRQ encoder puts a single interrupt in each |
| 364 | * descriptor, so if a _CRS descriptor has more than |
| 365 | * one interrupt, we won't be able to re-encode it. |
| 366 | */ |
| 367 | if (pnp_can_write(dev) && |
| 368 | extended_irq->interrupt_count > 1) { |
| 369 | dev_warn(&dev->dev, "multiple interrupts in " |
| 370 | "_CRS descriptor; configuration can't " |
| 371 | "be changed\n"); |
| 372 | dev->capabilities &= ~PNP_WRITE; |
| 373 | } |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 374 | } |
| 375 | break; |
| 376 | |
| 377 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: |
| 378 | break; |
| 379 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 380 | default: |
Bjorn Helgaas | af11cb2 | 2008-04-28 16:34:12 -0600 | [diff] [blame] | 381 | dev_warn(&dev->dev, "unknown resource type %d in _CRS\n", |
| 382 | res->type); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 383 | return AE_ERROR; |
| 384 | } |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 385 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 386 | return AE_OK; |
| 387 | } |
| 388 | |
Bjorn Helgaas | d152cf5 | 2008-04-28 16:34:39 -0600 | [diff] [blame] | 389 | int pnpacpi_parse_allocated_resource(struct pnp_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 390 | { |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 391 | acpi_handle handle = dev->data; |
Bjorn Helgaas | d152cf5 | 2008-04-28 16:34:39 -0600 | [diff] [blame] | 392 | acpi_status status; |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 393 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 394 | dev_dbg(&dev->dev, "parse allocated resources\n"); |
| 395 | |
Bjorn Helgaas | f449000 | 2008-04-28 16:34:09 -0600 | [diff] [blame] | 396 | pnp_init_resources(dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 397 | |
Bjorn Helgaas | d152cf5 | 2008-04-28 16:34:39 -0600 | [diff] [blame] | 398 | status = acpi_walk_resources(handle, METHOD_NAME__CRS, |
| 399 | pnpacpi_allocated_resource, dev); |
| 400 | |
| 401 | if (ACPI_FAILURE(status)) { |
| 402 | if (status != AE_NOT_FOUND) |
| 403 | dev_err(&dev->dev, "can't evaluate _CRS: %d", status); |
| 404 | return -EPERM; |
| 405 | } |
| 406 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 407 | } |
| 408 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 409 | static __init void pnpacpi_parse_dma_option(struct pnp_dev *dev, |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 410 | unsigned int option_flags, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 411 | struct acpi_resource_dma *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 412 | { |
| 413 | int i; |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 414 | unsigned char map = 0, flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 415 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 416 | if (p->channel_count == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 417 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 418 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 419 | for (i = 0; i < p->channel_count; i++) |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 420 | map |= 1 << p->channels[i]; |
Michael Karcher | 362ea08 | 2007-03-08 23:29:29 -0500 | [diff] [blame] | 421 | |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 422 | flags = dma_flags(p->type, p->bus_master, p->transfer); |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 423 | pnp_register_dma_resource(dev, option_flags, map, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 424 | } |
| 425 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 426 | static __init void pnpacpi_parse_irq_option(struct pnp_dev *dev, |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 427 | unsigned int option_flags, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 428 | struct acpi_resource_irq *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 429 | { |
| 430 | int i; |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 431 | pnp_irq_mask_t map; |
| 432 | unsigned char flags; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 433 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 434 | if (p->interrupt_count == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 435 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 436 | |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 437 | bitmap_zero(map.bits, PNP_IRQ_NR); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 438 | for (i = 0; i < p->interrupt_count; i++) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 439 | if (p->interrupts[i]) |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 440 | __set_bit(p->interrupts[i], map.bits); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 441 | |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 442 | flags = irq_flags(p->triggering, p->polarity, p->sharable); |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 443 | pnp_register_irq_resource(dev, option_flags, &map, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 444 | } |
| 445 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 446 | static __init void pnpacpi_parse_ext_irq_option(struct pnp_dev *dev, |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 447 | unsigned int option_flags, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 448 | struct acpi_resource_extended_irq *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 449 | { |
| 450 | int i; |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 451 | pnp_irq_mask_t map; |
| 452 | unsigned char flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 453 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 454 | if (p->interrupt_count == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 455 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 456 | |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 457 | bitmap_zero(map.bits, PNP_IRQ_NR); |
Bjorn Helgaas | fe2cf59 | 2008-06-27 16:57:12 -0600 | [diff] [blame] | 458 | for (i = 0; i < p->interrupt_count; i++) { |
| 459 | if (p->interrupts[i]) { |
| 460 | if (p->interrupts[i] < PNP_IRQ_NR) |
| 461 | __set_bit(p->interrupts[i], map.bits); |
| 462 | else |
| 463 | dev_err(&dev->dev, "ignoring IRQ %d option " |
| 464 | "(too large for %d entry bitmap)\n", |
| 465 | p->interrupts[i], PNP_IRQ_NR); |
| 466 | } |
| 467 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 468 | |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 469 | flags = irq_flags(p->triggering, p->polarity, p->sharable); |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 470 | pnp_register_irq_resource(dev, option_flags, &map, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 471 | } |
| 472 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 473 | static __init void pnpacpi_parse_port_option(struct pnp_dev *dev, |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 474 | unsigned int option_flags, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 475 | struct acpi_resource_io *io) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 476 | { |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 477 | unsigned char flags = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 478 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 479 | if (io->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 480 | return; |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 481 | |
| 482 | if (io->io_decode == ACPI_DECODE_16) |
| 483 | flags = IORESOURCE_IO_16BIT_ADDR; |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 484 | pnp_register_port_resource(dev, option_flags, io->minimum, io->maximum, |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 485 | io->alignment, io->address_length, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 486 | } |
| 487 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 488 | static __init void pnpacpi_parse_fixed_port_option(struct pnp_dev *dev, |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 489 | unsigned int option_flags, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 490 | struct acpi_resource_fixed_io *io) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 491 | { |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 492 | if (io->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 493 | return; |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 494 | |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 495 | pnp_register_port_resource(dev, option_flags, io->address, io->address, |
| 496 | 0, io->address_length, IORESOURCE_IO_FIXED); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 497 | } |
| 498 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 499 | static __init void pnpacpi_parse_mem24_option(struct pnp_dev *dev, |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 500 | unsigned int option_flags, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 501 | struct acpi_resource_memory24 *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 502 | { |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 503 | unsigned char flags = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 504 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 505 | if (p->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 506 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 507 | |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 508 | if (p->write_protect == ACPI_READ_WRITE_MEMORY) |
| 509 | flags = IORESOURCE_MEM_WRITEABLE; |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 510 | pnp_register_mem_resource(dev, option_flags, p->minimum, p->maximum, |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 511 | p->alignment, p->address_length, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 512 | } |
| 513 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 514 | static __init void pnpacpi_parse_mem32_option(struct pnp_dev *dev, |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 515 | unsigned int option_flags, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 516 | struct acpi_resource_memory32 *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 517 | { |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 518 | unsigned char flags = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 519 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 520 | if (p->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 521 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 522 | |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 523 | if (p->write_protect == ACPI_READ_WRITE_MEMORY) |
| 524 | flags = IORESOURCE_MEM_WRITEABLE; |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 525 | pnp_register_mem_resource(dev, option_flags, p->minimum, p->maximum, |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 526 | p->alignment, p->address_length, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 527 | } |
| 528 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 529 | static __init void pnpacpi_parse_fixed_mem32_option(struct pnp_dev *dev, |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 530 | unsigned int option_flags, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 531 | struct acpi_resource_fixed_memory32 *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 532 | { |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 533 | unsigned char flags = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 534 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 535 | if (p->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 536 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 537 | |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 538 | if (p->write_protect == ACPI_READ_WRITE_MEMORY) |
| 539 | flags = IORESOURCE_MEM_WRITEABLE; |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 540 | pnp_register_mem_resource(dev, option_flags, p->address, p->address, |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 541 | 0, p->address_length, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 542 | } |
| 543 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 544 | static __init void pnpacpi_parse_address_option(struct pnp_dev *dev, |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 545 | unsigned int option_flags, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 546 | struct acpi_resource *r) |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 547 | { |
| 548 | struct acpi_resource_address64 addr, *p = &addr; |
| 549 | acpi_status status; |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 550 | unsigned char flags = 0; |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 551 | |
| 552 | status = acpi_resource_to_address64(r, p); |
| 553 | if (!ACPI_SUCCESS(status)) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 554 | pnp_warn("PnPACPI: failed to convert resource type %d", |
| 555 | r->type); |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 556 | return; |
| 557 | } |
| 558 | |
| 559 | if (p->address_length == 0) |
| 560 | return; |
| 561 | |
| 562 | if (p->resource_type == ACPI_MEMORY_RANGE) { |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 563 | if (p->info.mem.write_protect == ACPI_READ_WRITE_MEMORY) |
| 564 | flags = IORESOURCE_MEM_WRITEABLE; |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 565 | pnp_register_mem_resource(dev, option_flags, p->minimum, |
| 566 | p->minimum, 0, p->address_length, |
| 567 | flags); |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 568 | } else if (p->resource_type == ACPI_IO_RANGE) |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 569 | pnp_register_port_resource(dev, option_flags, p->minimum, |
| 570 | p->minimum, 0, p->address_length, |
Bjorn Helgaas | c227536 | 2008-06-27 16:57:11 -0600 | [diff] [blame] | 571 | IORESOURCE_IO_FIXED); |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 572 | } |
| 573 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 574 | struct acpipnp_parse_option_s { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 575 | struct pnp_dev *dev; |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 576 | unsigned int option_flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 577 | }; |
| 578 | |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 579 | static __init acpi_status pnpacpi_option_resource(struct acpi_resource *res, |
| 580 | void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 581 | { |
Bjorn Helgaas | e2a1a6f | 2008-06-27 16:57:15 -0600 | [diff] [blame] | 582 | int priority; |
Bjorn Helgaas | 4721a4cc | 2007-08-15 10:32:10 -0600 | [diff] [blame] | 583 | struct acpipnp_parse_option_s *parse_data = data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 584 | struct pnp_dev *dev = parse_data->dev; |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 585 | unsigned int option_flags = parse_data->option_flags; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 586 | |
Len Brown | eca008c | 2005-09-22 00:25:18 -0400 | [diff] [blame] | 587 | switch (res->type) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 588 | case ACPI_RESOURCE_TYPE_IRQ: |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 589 | pnpacpi_parse_irq_option(dev, option_flags, &res->data.irq); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 590 | break; |
| 591 | |
| 592 | case ACPI_RESOURCE_TYPE_DMA: |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 593 | pnpacpi_parse_dma_option(dev, option_flags, &res->data.dma); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 594 | break; |
| 595 | |
| 596 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: |
| 597 | switch (res->data.start_dpf.compatibility_priority) { |
| 598 | case ACPI_GOOD_CONFIGURATION: |
| 599 | priority = PNP_RES_PRIORITY_PREFERRED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 600 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 601 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 602 | case ACPI_ACCEPTABLE_CONFIGURATION: |
| 603 | priority = PNP_RES_PRIORITY_ACCEPTABLE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 604 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 605 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 606 | case ACPI_SUB_OPTIMAL_CONFIGURATION: |
| 607 | priority = PNP_RES_PRIORITY_FUNCTIONAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 608 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 609 | default: |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 610 | priority = PNP_RES_PRIORITY_INVALID; |
| 611 | break; |
| 612 | } |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 613 | parse_data->option_flags = pnp_new_dependent_set(dev, priority); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 614 | break; |
| 615 | |
| 616 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 617 | parse_data->option_flags = 0; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 618 | break; |
| 619 | |
| 620 | case ACPI_RESOURCE_TYPE_IO: |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 621 | pnpacpi_parse_port_option(dev, option_flags, &res->data.io); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 622 | break; |
| 623 | |
| 624 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 625 | pnpacpi_parse_fixed_port_option(dev, option_flags, |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 626 | &res->data.fixed_io); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 627 | break; |
| 628 | |
| 629 | case ACPI_RESOURCE_TYPE_VENDOR: |
| 630 | case ACPI_RESOURCE_TYPE_END_TAG: |
| 631 | break; |
| 632 | |
| 633 | case ACPI_RESOURCE_TYPE_MEMORY24: |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 634 | pnpacpi_parse_mem24_option(dev, option_flags, |
| 635 | &res->data.memory24); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 636 | break; |
| 637 | |
| 638 | case ACPI_RESOURCE_TYPE_MEMORY32: |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 639 | pnpacpi_parse_mem32_option(dev, option_flags, |
| 640 | &res->data.memory32); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 641 | break; |
| 642 | |
| 643 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 644 | pnpacpi_parse_fixed_mem32_option(dev, option_flags, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 645 | &res->data.fixed_memory32); |
| 646 | break; |
| 647 | |
| 648 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
| 649 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
| 650 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 651 | pnpacpi_parse_address_option(dev, option_flags, res); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 652 | break; |
| 653 | |
| 654 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: |
| 655 | break; |
| 656 | |
| 657 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 658 | pnpacpi_parse_ext_irq_option(dev, option_flags, |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 659 | &res->data.extended_irq); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 660 | break; |
| 661 | |
| 662 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: |
| 663 | break; |
| 664 | |
| 665 | default: |
Bjorn Helgaas | af11cb2 | 2008-04-28 16:34:12 -0600 | [diff] [blame] | 666 | dev_warn(&dev->dev, "unknown resource type %d in _PRS\n", |
| 667 | res->type); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 668 | return AE_ERROR; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 669 | } |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 670 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 671 | return AE_OK; |
| 672 | } |
| 673 | |
Bjorn Helgaas | d152cf5 | 2008-04-28 16:34:39 -0600 | [diff] [blame] | 674 | int __init pnpacpi_parse_resource_option_data(struct pnp_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 675 | { |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 676 | acpi_handle handle = dev->data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 677 | acpi_status status; |
| 678 | struct acpipnp_parse_option_s parse_data; |
| 679 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 680 | dev_dbg(&dev->dev, "parse resource options\n"); |
| 681 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 682 | parse_data.dev = dev; |
Bjorn Helgaas | 1f32ca3 | 2008-06-27 16:57:17 -0600 | [diff] [blame^] | 683 | parse_data.option_flags = 0; |
| 684 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 685 | status = acpi_walk_resources(handle, METHOD_NAME__PRS, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 686 | pnpacpi_option_resource, &parse_data); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 687 | |
Bjorn Helgaas | d152cf5 | 2008-04-28 16:34:39 -0600 | [diff] [blame] | 688 | if (ACPI_FAILURE(status)) { |
| 689 | if (status != AE_NOT_FOUND) |
| 690 | dev_err(&dev->dev, "can't evaluate _PRS: %d", status); |
| 691 | return -EPERM; |
| 692 | } |
| 693 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 694 | } |
| 695 | |
Bjorn Helgaas | b5f2490b | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 696 | static int pnpacpi_supported_resource(struct acpi_resource *res) |
| 697 | { |
| 698 | switch (res->type) { |
| 699 | case ACPI_RESOURCE_TYPE_IRQ: |
| 700 | case ACPI_RESOURCE_TYPE_DMA: |
| 701 | case ACPI_RESOURCE_TYPE_IO: |
| 702 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
| 703 | case ACPI_RESOURCE_TYPE_MEMORY24: |
| 704 | case ACPI_RESOURCE_TYPE_MEMORY32: |
| 705 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
| 706 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
| 707 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
| 708 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
| 709 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
| 710 | return 1; |
| 711 | } |
| 712 | return 0; |
| 713 | } |
| 714 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 715 | /* |
| 716 | * Set resource |
| 717 | */ |
| 718 | static acpi_status pnpacpi_count_resources(struct acpi_resource *res, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 719 | void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 720 | { |
Bjorn Helgaas | 4721a4cc | 2007-08-15 10:32:10 -0600 | [diff] [blame] | 721 | int *res_cnt = data; |
Bjorn Helgaas | b5f2490b | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 722 | |
| 723 | if (pnpacpi_supported_resource(res)) |
| 724 | (*res_cnt)++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 725 | return AE_OK; |
| 726 | } |
| 727 | |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 728 | static acpi_status pnpacpi_type_resources(struct acpi_resource *res, void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 729 | { |
Bjorn Helgaas | 4721a4cc | 2007-08-15 10:32:10 -0600 | [diff] [blame] | 730 | struct acpi_resource **resource = data; |
Bjorn Helgaas | b5f2490b | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 731 | |
| 732 | if (pnpacpi_supported_resource(res)) { |
Len Brown | eca008c | 2005-09-22 00:25:18 -0400 | [diff] [blame] | 733 | (*resource)->type = res->type; |
Bjorn Helgaas | b5f2490b | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 734 | (*resource)->length = sizeof(struct acpi_resource); |
Bjorn Helgaas | 36d872a | 2008-06-09 16:52:06 -0700 | [diff] [blame] | 735 | if (res->type == ACPI_RESOURCE_TYPE_IRQ) |
| 736 | (*resource)->data.irq.descriptor_length = |
| 737 | res->data.irq.descriptor_length; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 738 | (*resource)++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 739 | } |
| 740 | |
| 741 | return AE_OK; |
| 742 | } |
| 743 | |
Bjorn Helgaas | cdef625 | 2008-04-28 16:34:03 -0600 | [diff] [blame] | 744 | int pnpacpi_build_resource_template(struct pnp_dev *dev, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 745 | struct acpi_buffer *buffer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 746 | { |
Bjorn Helgaas | cdef625 | 2008-04-28 16:34:03 -0600 | [diff] [blame] | 747 | acpi_handle handle = dev->data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 748 | struct acpi_resource *resource; |
| 749 | int res_cnt = 0; |
| 750 | acpi_status status; |
| 751 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 752 | status = acpi_walk_resources(handle, METHOD_NAME__CRS, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 753 | pnpacpi_count_resources, &res_cnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 754 | if (ACPI_FAILURE(status)) { |
Bjorn Helgaas | d152cf5 | 2008-04-28 16:34:39 -0600 | [diff] [blame] | 755 | dev_err(&dev->dev, "can't evaluate _CRS: %d\n", status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 756 | return -EINVAL; |
| 757 | } |
| 758 | if (!res_cnt) |
| 759 | return -EINVAL; |
| 760 | buffer->length = sizeof(struct acpi_resource) * (res_cnt + 1) + 1; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 761 | buffer->pointer = kzalloc(buffer->length - 1, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 762 | if (!buffer->pointer) |
| 763 | return -ENOMEM; |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 764 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 765 | resource = (struct acpi_resource *)buffer->pointer; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 766 | status = acpi_walk_resources(handle, METHOD_NAME__CRS, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 767 | pnpacpi_type_resources, &resource); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 768 | if (ACPI_FAILURE(status)) { |
| 769 | kfree(buffer->pointer); |
Bjorn Helgaas | d152cf5 | 2008-04-28 16:34:39 -0600 | [diff] [blame] | 770 | dev_err(&dev->dev, "can't evaluate _CRS: %d\n", status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 771 | return -EINVAL; |
| 772 | } |
| 773 | /* resource will pointer the end resource now */ |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 774 | resource->type = ACPI_RESOURCE_TYPE_END_TAG; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 775 | |
| 776 | return 0; |
| 777 | } |
| 778 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 779 | static void pnpacpi_encode_irq(struct pnp_dev *dev, |
| 780 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 781 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 782 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 783 | struct acpi_resource_irq *irq = &resource->data.irq; |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 784 | int triggering, polarity, shareable; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 785 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 786 | if (!pnp_resource_enabled(p)) { |
| 787 | irq->interrupt_count = 0; |
| 788 | dev_dbg(&dev->dev, " encode irq (%s)\n", |
| 789 | p ? "disabled" : "missing"); |
| 790 | return; |
| 791 | } |
| 792 | |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 793 | decode_irq_flags(dev, p->flags, &triggering, &polarity, &shareable); |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 794 | irq->triggering = triggering; |
| 795 | irq->polarity = polarity; |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 796 | irq->sharable = shareable; |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 797 | irq->interrupt_count = 1; |
| 798 | irq->interrupts[0] = p->start; |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 799 | |
Bjorn Helgaas | 36d872a | 2008-06-09 16:52:06 -0700 | [diff] [blame] | 800 | dev_dbg(&dev->dev, " encode irq %d %s %s %s (%d-byte descriptor)\n", |
| 801 | (int) p->start, |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 802 | triggering == ACPI_LEVEL_SENSITIVE ? "level" : "edge", |
| 803 | polarity == ACPI_ACTIVE_LOW ? "low" : "high", |
Bjorn Helgaas | 36d872a | 2008-06-09 16:52:06 -0700 | [diff] [blame] | 804 | irq->sharable == ACPI_SHARED ? "shared" : "exclusive", |
| 805 | irq->descriptor_length); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 806 | } |
| 807 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 808 | static void pnpacpi_encode_ext_irq(struct pnp_dev *dev, |
| 809 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 810 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 811 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 812 | struct acpi_resource_extended_irq *extended_irq = &resource->data.extended_irq; |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 813 | int triggering, polarity, shareable; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 814 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 815 | if (!pnp_resource_enabled(p)) { |
| 816 | extended_irq->interrupt_count = 0; |
| 817 | dev_dbg(&dev->dev, " encode extended irq (%s)\n", |
| 818 | p ? "disabled" : "missing"); |
| 819 | return; |
| 820 | } |
| 821 | |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 822 | decode_irq_flags(dev, p->flags, &triggering, &polarity, &shareable); |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 823 | extended_irq->producer_consumer = ACPI_CONSUMER; |
| 824 | extended_irq->triggering = triggering; |
| 825 | extended_irq->polarity = polarity; |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 826 | extended_irq->sharable = shareable; |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 827 | extended_irq->interrupt_count = 1; |
| 828 | extended_irq->interrupts[0] = p->start; |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 829 | |
| 830 | dev_dbg(&dev->dev, " encode irq %d %s %s %s\n", (int) p->start, |
| 831 | triggering == ACPI_LEVEL_SENSITIVE ? "level" : "edge", |
| 832 | polarity == ACPI_ACTIVE_LOW ? "low" : "high", |
| 833 | extended_irq->sharable == ACPI_SHARED ? "shared" : "exclusive"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 834 | } |
| 835 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 836 | static void pnpacpi_encode_dma(struct pnp_dev *dev, |
| 837 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 838 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 839 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 840 | struct acpi_resource_dma *dma = &resource->data.dma; |
| 841 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 842 | if (!pnp_resource_enabled(p)) { |
| 843 | dma->channel_count = 0; |
| 844 | dev_dbg(&dev->dev, " encode dma (%s)\n", |
| 845 | p ? "disabled" : "missing"); |
| 846 | return; |
| 847 | } |
| 848 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 849 | /* Note: pnp_assign_dma will copy pnp_dma->flags into p->flags */ |
Vojtech Pavlik | ccc4c7b | 2006-04-07 20:00:27 +0200 | [diff] [blame] | 850 | switch (p->flags & IORESOURCE_DMA_SPEED_MASK) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 851 | case IORESOURCE_DMA_TYPEA: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 852 | dma->type = ACPI_TYPE_A; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 853 | break; |
| 854 | case IORESOURCE_DMA_TYPEB: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 855 | dma->type = ACPI_TYPE_B; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 856 | break; |
| 857 | case IORESOURCE_DMA_TYPEF: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 858 | dma->type = ACPI_TYPE_F; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 859 | break; |
| 860 | default: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 861 | dma->type = ACPI_COMPATIBILITY; |
Vojtech Pavlik | ccc4c7b | 2006-04-07 20:00:27 +0200 | [diff] [blame] | 862 | } |
| 863 | |
| 864 | switch (p->flags & IORESOURCE_DMA_TYPE_MASK) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 865 | case IORESOURCE_DMA_8BIT: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 866 | dma->transfer = ACPI_TRANSFER_8; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 867 | break; |
| 868 | case IORESOURCE_DMA_8AND16BIT: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 869 | dma->transfer = ACPI_TRANSFER_8_16; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 870 | break; |
| 871 | default: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 872 | dma->transfer = ACPI_TRANSFER_16; |
Vojtech Pavlik | ccc4c7b | 2006-04-07 20:00:27 +0200 | [diff] [blame] | 873 | } |
| 874 | |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 875 | dma->bus_master = !!(p->flags & IORESOURCE_DMA_MASTER); |
| 876 | dma->channel_count = 1; |
| 877 | dma->channels[0] = p->start; |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 878 | |
| 879 | dev_dbg(&dev->dev, " encode dma %d " |
| 880 | "type %#x transfer %#x master %d\n", |
| 881 | (int) p->start, dma->type, dma->transfer, dma->bus_master); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 882 | } |
| 883 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 884 | static void pnpacpi_encode_io(struct pnp_dev *dev, |
| 885 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 886 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 887 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 888 | struct acpi_resource_io *io = &resource->data.io; |
| 889 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 890 | if (pnp_resource_enabled(p)) { |
| 891 | /* Note: pnp_assign_port copies pnp_port->flags into p->flags */ |
Bjorn Helgaas | 08c9f26 | 2008-06-27 16:57:03 -0600 | [diff] [blame] | 892 | io->io_decode = (p->flags & IORESOURCE_IO_16BIT_ADDR) ? |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 893 | ACPI_DECODE_16 : ACPI_DECODE_10; |
| 894 | io->minimum = p->start; |
| 895 | io->maximum = p->end; |
| 896 | io->alignment = 0; /* Correct? */ |
| 897 | io->address_length = p->end - p->start + 1; |
| 898 | } else { |
| 899 | io->minimum = 0; |
| 900 | io->address_length = 0; |
| 901 | } |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 902 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 903 | dev_dbg(&dev->dev, " encode io %#x-%#x decode %#x\n", io->minimum, |
| 904 | io->minimum + io->address_length - 1, io->io_decode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 905 | } |
| 906 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 907 | static void pnpacpi_encode_fixed_io(struct pnp_dev *dev, |
| 908 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 909 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 910 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 911 | struct acpi_resource_fixed_io *fixed_io = &resource->data.fixed_io; |
| 912 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 913 | if (pnp_resource_enabled(p)) { |
| 914 | fixed_io->address = p->start; |
| 915 | fixed_io->address_length = p->end - p->start + 1; |
| 916 | } else { |
| 917 | fixed_io->address = 0; |
| 918 | fixed_io->address_length = 0; |
| 919 | } |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 920 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 921 | dev_dbg(&dev->dev, " encode fixed_io %#x-%#x\n", fixed_io->address, |
| 922 | fixed_io->address + fixed_io->address_length - 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 923 | } |
| 924 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 925 | static void pnpacpi_encode_mem24(struct pnp_dev *dev, |
| 926 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 927 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 928 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 929 | struct acpi_resource_memory24 *memory24 = &resource->data.memory24; |
| 930 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 931 | if (pnp_resource_enabled(p)) { |
| 932 | /* Note: pnp_assign_mem copies pnp_mem->flags into p->flags */ |
| 933 | memory24->write_protect = p->flags & IORESOURCE_MEM_WRITEABLE ? |
| 934 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; |
| 935 | memory24->minimum = p->start; |
| 936 | memory24->maximum = p->end; |
| 937 | memory24->alignment = 0; |
| 938 | memory24->address_length = p->end - p->start + 1; |
| 939 | } else { |
| 940 | memory24->minimum = 0; |
| 941 | memory24->address_length = 0; |
| 942 | } |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 943 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 944 | dev_dbg(&dev->dev, " encode mem24 %#x-%#x write_protect %#x\n", |
| 945 | memory24->minimum, |
| 946 | memory24->minimum + memory24->address_length - 1, |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 947 | memory24->write_protect); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 948 | } |
| 949 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 950 | static void pnpacpi_encode_mem32(struct pnp_dev *dev, |
| 951 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 952 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 953 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 954 | struct acpi_resource_memory32 *memory32 = &resource->data.memory32; |
| 955 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 956 | if (pnp_resource_enabled(p)) { |
| 957 | memory32->write_protect = p->flags & IORESOURCE_MEM_WRITEABLE ? |
| 958 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; |
| 959 | memory32->minimum = p->start; |
| 960 | memory32->maximum = p->end; |
| 961 | memory32->alignment = 0; |
| 962 | memory32->address_length = p->end - p->start + 1; |
| 963 | } else { |
| 964 | memory32->minimum = 0; |
| 965 | memory32->alignment = 0; |
| 966 | } |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 967 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 968 | dev_dbg(&dev->dev, " encode mem32 %#x-%#x write_protect %#x\n", |
| 969 | memory32->minimum, |
| 970 | memory32->minimum + memory32->address_length - 1, |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 971 | memory32->write_protect); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 972 | } |
| 973 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 974 | static void pnpacpi_encode_fixed_mem32(struct pnp_dev *dev, |
| 975 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 976 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 977 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 978 | struct acpi_resource_fixed_memory32 *fixed_memory32 = &resource->data.fixed_memory32; |
| 979 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 980 | if (pnp_resource_enabled(p)) { |
| 981 | fixed_memory32->write_protect = |
| 982 | p->flags & IORESOURCE_MEM_WRITEABLE ? |
| 983 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; |
| 984 | fixed_memory32->address = p->start; |
| 985 | fixed_memory32->address_length = p->end - p->start + 1; |
| 986 | } else { |
| 987 | fixed_memory32->address = 0; |
| 988 | fixed_memory32->address_length = 0; |
| 989 | } |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 990 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 991 | dev_dbg(&dev->dev, " encode fixed_mem32 %#x-%#x write_protect %#x\n", |
| 992 | fixed_memory32->address, |
| 993 | fixed_memory32->address + fixed_memory32->address_length - 1, |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 994 | fixed_memory32->write_protect); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 995 | } |
| 996 | |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 997 | int pnpacpi_encode_resources(struct pnp_dev *dev, struct acpi_buffer *buffer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 998 | { |
| 999 | int i = 0; |
| 1000 | /* pnpacpi_build_resource_template allocates extra mem */ |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 1001 | int res_cnt = (buffer->length - 1) / sizeof(struct acpi_resource) - 1; |
Bjorn Helgaas | 4721a4cc | 2007-08-15 10:32:10 -0600 | [diff] [blame] | 1002 | struct acpi_resource *resource = buffer->pointer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1003 | int port = 0, irq = 0, dma = 0, mem = 0; |
| 1004 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1005 | dev_dbg(&dev->dev, "encode %d resources\n", res_cnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1006 | while (i < res_cnt) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 1007 | switch (resource->type) { |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1008 | case ACPI_RESOURCE_TYPE_IRQ: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1009 | pnpacpi_encode_irq(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1010 | pnp_get_resource(dev, IORESOURCE_IRQ, irq)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1011 | irq++; |
| 1012 | break; |
| 1013 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1014 | case ACPI_RESOURCE_TYPE_DMA: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1015 | pnpacpi_encode_dma(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1016 | pnp_get_resource(dev, IORESOURCE_DMA, dma)); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1017 | dma++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1018 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1019 | case ACPI_RESOURCE_TYPE_IO: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1020 | pnpacpi_encode_io(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1021 | pnp_get_resource(dev, IORESOURCE_IO, port)); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1022 | port++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1023 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1024 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1025 | pnpacpi_encode_fixed_io(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1026 | pnp_get_resource(dev, IORESOURCE_IO, port)); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1027 | port++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1028 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1029 | case ACPI_RESOURCE_TYPE_MEMORY24: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1030 | pnpacpi_encode_mem24(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1031 | pnp_get_resource(dev, IORESOURCE_MEM, mem)); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1032 | mem++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1033 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1034 | case ACPI_RESOURCE_TYPE_MEMORY32: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1035 | pnpacpi_encode_mem32(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1036 | pnp_get_resource(dev, IORESOURCE_MEM, mem)); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1037 | mem++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1038 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1039 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1040 | pnpacpi_encode_fixed_mem32(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1041 | pnp_get_resource(dev, IORESOURCE_MEM, mem)); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1042 | mem++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1043 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 1044 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1045 | pnpacpi_encode_ext_irq(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1046 | pnp_get_resource(dev, IORESOURCE_IRQ, irq)); |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 1047 | irq++; |
| 1048 | break; |
| 1049 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: |
| 1050 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: |
| 1051 | case ACPI_RESOURCE_TYPE_VENDOR: |
| 1052 | case ACPI_RESOURCE_TYPE_END_TAG: |
| 1053 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
| 1054 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
| 1055 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
| 1056 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: |
| 1057 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 1058 | default: /* other type */ |
Bjorn Helgaas | af11cb2 | 2008-04-28 16:34:12 -0600 | [diff] [blame] | 1059 | dev_warn(&dev->dev, "can't encode unknown resource " |
| 1060 | "type %d\n", resource->type); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1061 | return -EINVAL; |
| 1062 | } |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1063 | resource++; |
| 1064 | i++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1065 | } |
| 1066 | return 0; |
| 1067 | } |