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) |
| 183 | flags |= PNP_PORT_FLAG_16BITADDR; |
| 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, |
| 410 | struct pnp_option *option, |
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 | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 414 | struct pnp_dma *dma; |
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; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 418 | dma = kzalloc(sizeof(struct pnp_dma), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 419 | if (!dma) |
| 420 | return; |
| 421 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 422 | for (i = 0; i < p->channel_count; i++) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 423 | dma->map |= 1 << p->channels[i]; |
Michael Karcher | 362ea08 | 2007-03-08 23:29:29 -0500 | [diff] [blame] | 424 | |
| 425 | dma->flags = dma_flags(p->type, p->bus_master, p->transfer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 426 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 427 | pnp_register_dma_resource(dev, option, dma); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 428 | } |
| 429 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 430 | static __init void pnpacpi_parse_irq_option(struct pnp_dev *dev, |
| 431 | struct pnp_option *option, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 432 | struct acpi_resource_irq *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 433 | { |
| 434 | int i; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 435 | struct pnp_irq *irq; |
| 436 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 437 | if (p->interrupt_count == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 438 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 439 | irq = kzalloc(sizeof(struct pnp_irq), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 440 | if (!irq) |
| 441 | return; |
| 442 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 443 | for (i = 0; i < p->interrupt_count; i++) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 444 | if (p->interrupts[i]) |
| 445 | __set_bit(p->interrupts[i], irq->map); |
Bjorn Helgaas | cd7ec92 | 2008-04-28 16:34:02 -0600 | [diff] [blame] | 446 | irq->flags = irq_flags(p->triggering, p->polarity, p->sharable); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 447 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 448 | pnp_register_irq_resource(dev, option, irq); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 449 | } |
| 450 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 451 | static __init void pnpacpi_parse_ext_irq_option(struct pnp_dev *dev, |
| 452 | struct pnp_option *option, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 453 | struct acpi_resource_extended_irq *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 454 | { |
| 455 | int i; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 456 | struct pnp_irq *irq; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 457 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 458 | if (p->interrupt_count == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 459 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 460 | irq = kzalloc(sizeof(struct pnp_irq), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 461 | if (!irq) |
| 462 | return; |
| 463 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 464 | for (i = 0; i < p->interrupt_count; i++) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 465 | if (p->interrupts[i]) |
| 466 | __set_bit(p->interrupts[i], irq->map); |
Bjorn Helgaas | cd7ec92 | 2008-04-28 16:34:02 -0600 | [diff] [blame] | 467 | irq->flags = irq_flags(p->triggering, p->polarity, p->sharable); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 468 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 469 | pnp_register_irq_resource(dev, option, irq); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 470 | } |
| 471 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 472 | static __init void pnpacpi_parse_port_option(struct pnp_dev *dev, |
| 473 | struct pnp_option *option, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 474 | struct acpi_resource_io *io) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 475 | { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 476 | struct pnp_port *port; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 477 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 478 | if (io->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 479 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 480 | port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 481 | if (!port) |
| 482 | return; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 483 | port->min = io->minimum; |
| 484 | port->max = io->maximum; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 485 | port->align = io->alignment; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 486 | port->size = io->address_length; |
| 487 | port->flags = ACPI_DECODE_16 == io->io_decode ? |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 488 | PNP_PORT_FLAG_16BITADDR : 0; |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 489 | pnp_register_port_resource(dev, option, port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 490 | } |
| 491 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 492 | static __init void pnpacpi_parse_fixed_port_option(struct pnp_dev *dev, |
| 493 | struct pnp_option *option, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 494 | struct acpi_resource_fixed_io *io) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 495 | { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 496 | struct pnp_port *port; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 497 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 498 | if (io->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 499 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 500 | port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 501 | if (!port) |
| 502 | return; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 503 | port->min = port->max = io->address; |
| 504 | port->size = io->address_length; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 505 | port->align = 0; |
| 506 | port->flags = PNP_PORT_FLAG_FIXED; |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 507 | pnp_register_port_resource(dev, option, port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 508 | } |
| 509 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 510 | static __init void pnpacpi_parse_mem24_option(struct pnp_dev *dev, |
| 511 | struct pnp_option *option, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 512 | struct acpi_resource_memory24 *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 513 | { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 514 | struct pnp_mem *mem; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 515 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 516 | if (p->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 517 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 518 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 519 | if (!mem) |
| 520 | return; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 521 | mem->min = p->minimum; |
| 522 | mem->max = p->maximum; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 523 | mem->align = p->alignment; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 524 | mem->size = p->address_length; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 525 | |
Bob Moore | 0897831 | 2005-10-21 00:00:00 -0400 | [diff] [blame] | 526 | mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ? |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 527 | IORESOURCE_MEM_WRITEABLE : 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 528 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 529 | pnp_register_mem_resource(dev, option, mem); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 530 | } |
| 531 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 532 | static __init void pnpacpi_parse_mem32_option(struct pnp_dev *dev, |
| 533 | struct pnp_option *option, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 534 | struct acpi_resource_memory32 *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 535 | { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 536 | struct pnp_mem *mem; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 537 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 538 | if (p->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 539 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 540 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 541 | if (!mem) |
| 542 | return; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 543 | mem->min = p->minimum; |
| 544 | mem->max = p->maximum; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 545 | mem->align = p->alignment; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 546 | mem->size = p->address_length; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 547 | |
Bob Moore | 0897831 | 2005-10-21 00:00:00 -0400 | [diff] [blame] | 548 | mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ? |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 549 | IORESOURCE_MEM_WRITEABLE : 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 550 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 551 | pnp_register_mem_resource(dev, option, mem); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 552 | } |
| 553 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 554 | static __init void pnpacpi_parse_fixed_mem32_option(struct pnp_dev *dev, |
| 555 | struct pnp_option *option, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 556 | struct acpi_resource_fixed_memory32 *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 557 | { |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 558 | struct pnp_mem *mem; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 559 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 560 | if (p->address_length == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 561 | return; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 562 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 563 | if (!mem) |
| 564 | return; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 565 | mem->min = mem->max = p->address; |
| 566 | mem->size = p->address_length; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 567 | mem->align = 0; |
| 568 | |
Bob Moore | 0897831 | 2005-10-21 00:00:00 -0400 | [diff] [blame] | 569 | mem->flags = (ACPI_READ_WRITE_MEMORY == p->write_protect) ? |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 570 | IORESOURCE_MEM_WRITEABLE : 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 571 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 572 | pnp_register_mem_resource(dev, option, mem); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 573 | } |
| 574 | |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 575 | static __init void pnpacpi_parse_address_option(struct pnp_dev *dev, |
| 576 | struct pnp_option *option, |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 577 | struct acpi_resource *r) |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 578 | { |
| 579 | struct acpi_resource_address64 addr, *p = &addr; |
| 580 | acpi_status status; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 581 | struct pnp_mem *mem; |
| 582 | struct pnp_port *port; |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 583 | |
| 584 | status = acpi_resource_to_address64(r, p); |
| 585 | if (!ACPI_SUCCESS(status)) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 586 | pnp_warn("PnPACPI: failed to convert resource type %d", |
| 587 | r->type); |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 588 | return; |
| 589 | } |
| 590 | |
| 591 | if (p->address_length == 0) |
| 592 | return; |
| 593 | |
| 594 | if (p->resource_type == ACPI_MEMORY_RANGE) { |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 595 | mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL); |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 596 | if (!mem) |
| 597 | return; |
Len Brown | ed03f43 | 2006-01-07 03:50:18 -0500 | [diff] [blame] | 598 | mem->min = mem->max = p->minimum; |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 599 | mem->size = p->address_length; |
| 600 | mem->align = 0; |
Len Brown | ed03f43 | 2006-01-07 03:50:18 -0500 | [diff] [blame] | 601 | mem->flags = (p->info.mem.write_protect == |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 602 | ACPI_READ_WRITE_MEMORY) ? IORESOURCE_MEM_WRITEABLE |
| 603 | : 0; |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 604 | pnp_register_mem_resource(dev, option, mem); |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 605 | } else if (p->resource_type == ACPI_IO_RANGE) { |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 606 | port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL); |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 607 | if (!port) |
| 608 | return; |
Len Brown | ed03f43 | 2006-01-07 03:50:18 -0500 | [diff] [blame] | 609 | port->min = port->max = p->minimum; |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 610 | port->size = p->address_length; |
| 611 | port->align = 0; |
| 612 | port->flags = PNP_PORT_FLAG_FIXED; |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 613 | pnp_register_port_resource(dev, option, port); |
Bjorn Helgaas | 6f957ea | 2005-09-20 15:26:00 -0400 | [diff] [blame] | 614 | } |
| 615 | } |
| 616 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 617 | struct acpipnp_parse_option_s { |
| 618 | struct pnp_option *option; |
Matthieu Castet | b008b8d | 2005-03-25 12:03:15 -0500 | [diff] [blame] | 619 | struct pnp_option *option_independent; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 620 | struct pnp_dev *dev; |
| 621 | }; |
| 622 | |
Thomas Renninger | 2bb9a6b | 2008-02-06 01:40:03 -0800 | [diff] [blame] | 623 | static __init acpi_status pnpacpi_option_resource(struct acpi_resource *res, |
| 624 | void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 625 | { |
| 626 | int priority = 0; |
Bjorn Helgaas | 4721a4cc | 2007-08-15 10:32:10 -0600 | [diff] [blame] | 627 | struct acpipnp_parse_option_s *parse_data = data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 628 | struct pnp_dev *dev = parse_data->dev; |
| 629 | struct pnp_option *option = parse_data->option; |
| 630 | |
Len Brown | eca008c | 2005-09-22 00:25:18 -0400 | [diff] [blame] | 631 | switch (res->type) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 632 | case ACPI_RESOURCE_TYPE_IRQ: |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 633 | pnpacpi_parse_irq_option(dev, option, &res->data.irq); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 634 | break; |
| 635 | |
| 636 | case ACPI_RESOURCE_TYPE_DMA: |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 637 | pnpacpi_parse_dma_option(dev, option, &res->data.dma); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 638 | break; |
| 639 | |
| 640 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: |
| 641 | switch (res->data.start_dpf.compatibility_priority) { |
| 642 | case ACPI_GOOD_CONFIGURATION: |
| 643 | priority = PNP_RES_PRIORITY_PREFERRED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 644 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 645 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 646 | case ACPI_ACCEPTABLE_CONFIGURATION: |
| 647 | priority = PNP_RES_PRIORITY_ACCEPTABLE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 648 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 649 | |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 650 | case ACPI_SUB_OPTIMAL_CONFIGURATION: |
| 651 | priority = PNP_RES_PRIORITY_FUNCTIONAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 652 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 653 | default: |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 654 | priority = PNP_RES_PRIORITY_INVALID; |
| 655 | break; |
| 656 | } |
Bjorn Helgaas | 07d4e9a | 2007-07-26 10:41:21 -0700 | [diff] [blame] | 657 | /* TBD: Consider performance/robustness bits */ |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 658 | option = pnp_register_dependent_option(dev, priority); |
| 659 | if (!option) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 660 | return AE_ERROR; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 661 | parse_data->option = option; |
| 662 | break; |
| 663 | |
| 664 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: |
| 665 | /*only one EndDependentFn is allowed */ |
| 666 | if (!parse_data->option_independent) { |
Bjorn Helgaas | af11cb2 | 2008-04-28 16:34:12 -0600 | [diff] [blame] | 667 | dev_warn(&dev->dev, "more than one EndDependentFn " |
| 668 | "in _PRS\n"); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 669 | return AE_ERROR; |
| 670 | } |
| 671 | parse_data->option = parse_data->option_independent; |
| 672 | parse_data->option_independent = NULL; |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 673 | dev_dbg(&dev->dev, "end dependent options\n"); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 674 | break; |
| 675 | |
| 676 | case ACPI_RESOURCE_TYPE_IO: |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 677 | pnpacpi_parse_port_option(dev, option, &res->data.io); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 678 | break; |
| 679 | |
| 680 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 681 | pnpacpi_parse_fixed_port_option(dev, option, |
| 682 | &res->data.fixed_io); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 683 | break; |
| 684 | |
| 685 | case ACPI_RESOURCE_TYPE_VENDOR: |
| 686 | case ACPI_RESOURCE_TYPE_END_TAG: |
| 687 | break; |
| 688 | |
| 689 | case ACPI_RESOURCE_TYPE_MEMORY24: |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 690 | pnpacpi_parse_mem24_option(dev, option, &res->data.memory24); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 691 | break; |
| 692 | |
| 693 | case ACPI_RESOURCE_TYPE_MEMORY32: |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 694 | pnpacpi_parse_mem32_option(dev, option, &res->data.memory32); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 695 | break; |
| 696 | |
| 697 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 698 | pnpacpi_parse_fixed_mem32_option(dev, option, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 699 | &res->data.fixed_memory32); |
| 700 | break; |
| 701 | |
| 702 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
| 703 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
| 704 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 705 | pnpacpi_parse_address_option(dev, option, res); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 706 | break; |
| 707 | |
| 708 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: |
| 709 | break; |
| 710 | |
| 711 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
Bjorn Helgaas | c1caf06 | 2008-04-28 16:34:04 -0600 | [diff] [blame] | 712 | pnpacpi_parse_ext_irq_option(dev, option, |
| 713 | &res->data.extended_irq); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 714 | break; |
| 715 | |
| 716 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: |
| 717 | break; |
| 718 | |
| 719 | default: |
Bjorn Helgaas | af11cb2 | 2008-04-28 16:34:12 -0600 | [diff] [blame] | 720 | dev_warn(&dev->dev, "unknown resource type %d in _PRS\n", |
| 721 | res->type); |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 722 | return AE_ERROR; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 723 | } |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 724 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 725 | return AE_OK; |
| 726 | } |
| 727 | |
Bjorn Helgaas | d152cf5 | 2008-04-28 16:34:39 -0600 | [diff] [blame] | 728 | int __init pnpacpi_parse_resource_option_data(struct pnp_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 729 | { |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 730 | acpi_handle handle = dev->data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 731 | acpi_status status; |
| 732 | struct acpipnp_parse_option_s parse_data; |
| 733 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 734 | dev_dbg(&dev->dev, "parse resource options\n"); |
| 735 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 736 | parse_data.option = pnp_register_independent_option(dev); |
| 737 | if (!parse_data.option) |
Bjorn Helgaas | d152cf5 | 2008-04-28 16:34:39 -0600 | [diff] [blame] | 738 | return -ENOMEM; |
| 739 | |
Matthieu Castet | b008b8d | 2005-03-25 12:03:15 -0500 | [diff] [blame] | 740 | parse_data.option_independent = parse_data.option; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 741 | parse_data.dev = dev; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 742 | status = acpi_walk_resources(handle, METHOD_NAME__PRS, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 743 | pnpacpi_option_resource, &parse_data); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 744 | |
Bjorn Helgaas | d152cf5 | 2008-04-28 16:34:39 -0600 | [diff] [blame] | 745 | if (ACPI_FAILURE(status)) { |
| 746 | if (status != AE_NOT_FOUND) |
| 747 | dev_err(&dev->dev, "can't evaluate _PRS: %d", status); |
| 748 | return -EPERM; |
| 749 | } |
| 750 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 751 | } |
| 752 | |
Bjorn Helgaas | b5f2490b | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 753 | static int pnpacpi_supported_resource(struct acpi_resource *res) |
| 754 | { |
| 755 | switch (res->type) { |
| 756 | case ACPI_RESOURCE_TYPE_IRQ: |
| 757 | case ACPI_RESOURCE_TYPE_DMA: |
| 758 | case ACPI_RESOURCE_TYPE_IO: |
| 759 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
| 760 | case ACPI_RESOURCE_TYPE_MEMORY24: |
| 761 | case ACPI_RESOURCE_TYPE_MEMORY32: |
| 762 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
| 763 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
| 764 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
| 765 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
| 766 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
| 767 | return 1; |
| 768 | } |
| 769 | return 0; |
| 770 | } |
| 771 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 772 | /* |
| 773 | * Set resource |
| 774 | */ |
| 775 | static acpi_status pnpacpi_count_resources(struct acpi_resource *res, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 776 | void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 777 | { |
Bjorn Helgaas | 4721a4cc | 2007-08-15 10:32:10 -0600 | [diff] [blame] | 778 | int *res_cnt = data; |
Bjorn Helgaas | b5f2490b | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 779 | |
| 780 | if (pnpacpi_supported_resource(res)) |
| 781 | (*res_cnt)++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 782 | return AE_OK; |
| 783 | } |
| 784 | |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 785 | static acpi_status pnpacpi_type_resources(struct acpi_resource *res, void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 786 | { |
Bjorn Helgaas | 4721a4cc | 2007-08-15 10:32:10 -0600 | [diff] [blame] | 787 | struct acpi_resource **resource = data; |
Bjorn Helgaas | b5f2490b | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 788 | |
| 789 | if (pnpacpi_supported_resource(res)) { |
Len Brown | eca008c | 2005-09-22 00:25:18 -0400 | [diff] [blame] | 790 | (*resource)->type = res->type; |
Bjorn Helgaas | b5f2490b | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 791 | (*resource)->length = sizeof(struct acpi_resource); |
Bjorn Helgaas | 36d872a | 2008-06-09 16:52:06 -0700 | [diff] [blame] | 792 | if (res->type == ACPI_RESOURCE_TYPE_IRQ) |
| 793 | (*resource)->data.irq.descriptor_length = |
| 794 | res->data.irq.descriptor_length; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 795 | (*resource)++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 796 | } |
| 797 | |
| 798 | return AE_OK; |
| 799 | } |
| 800 | |
Bjorn Helgaas | cdef625 | 2008-04-28 16:34:03 -0600 | [diff] [blame] | 801 | int pnpacpi_build_resource_template(struct pnp_dev *dev, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 802 | struct acpi_buffer *buffer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 803 | { |
Bjorn Helgaas | cdef625 | 2008-04-28 16:34:03 -0600 | [diff] [blame] | 804 | acpi_handle handle = dev->data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 805 | struct acpi_resource *resource; |
| 806 | int res_cnt = 0; |
| 807 | acpi_status status; |
| 808 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 809 | status = acpi_walk_resources(handle, METHOD_NAME__CRS, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 810 | pnpacpi_count_resources, &res_cnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 811 | if (ACPI_FAILURE(status)) { |
Bjorn Helgaas | d152cf5 | 2008-04-28 16:34:39 -0600 | [diff] [blame] | 812 | dev_err(&dev->dev, "can't evaluate _CRS: %d\n", status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 813 | return -EINVAL; |
| 814 | } |
| 815 | if (!res_cnt) |
| 816 | return -EINVAL; |
| 817 | buffer->length = sizeof(struct acpi_resource) * (res_cnt + 1) + 1; |
Robert P. J. Day | cd86128 | 2006-12-13 00:34:52 -0800 | [diff] [blame] | 818 | buffer->pointer = kzalloc(buffer->length - 1, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 819 | if (!buffer->pointer) |
| 820 | return -ENOMEM; |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 821 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 822 | resource = (struct acpi_resource *)buffer->pointer; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 823 | status = acpi_walk_resources(handle, METHOD_NAME__CRS, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 824 | pnpacpi_type_resources, &resource); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 825 | if (ACPI_FAILURE(status)) { |
| 826 | kfree(buffer->pointer); |
Bjorn Helgaas | d152cf5 | 2008-04-28 16:34:39 -0600 | [diff] [blame] | 827 | dev_err(&dev->dev, "can't evaluate _CRS: %d\n", status); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 828 | return -EINVAL; |
| 829 | } |
| 830 | /* resource will pointer the end resource now */ |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 831 | resource->type = ACPI_RESOURCE_TYPE_END_TAG; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 832 | |
| 833 | return 0; |
| 834 | } |
| 835 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 836 | static void pnpacpi_encode_irq(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_irq *irq = &resource->data.irq; |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 841 | int triggering, polarity, shareable; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 842 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 843 | if (!pnp_resource_enabled(p)) { |
| 844 | irq->interrupt_count = 0; |
| 845 | dev_dbg(&dev->dev, " encode irq (%s)\n", |
| 846 | p ? "disabled" : "missing"); |
| 847 | return; |
| 848 | } |
| 849 | |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 850 | decode_irq_flags(dev, p->flags, &triggering, &polarity, &shareable); |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 851 | irq->triggering = triggering; |
| 852 | irq->polarity = polarity; |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 853 | irq->sharable = shareable; |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 854 | irq->interrupt_count = 1; |
| 855 | irq->interrupts[0] = p->start; |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 856 | |
Bjorn Helgaas | 36d872a | 2008-06-09 16:52:06 -0700 | [diff] [blame] | 857 | dev_dbg(&dev->dev, " encode irq %d %s %s %s (%d-byte descriptor)\n", |
| 858 | (int) p->start, |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 859 | triggering == ACPI_LEVEL_SENSITIVE ? "level" : "edge", |
| 860 | polarity == ACPI_ACTIVE_LOW ? "low" : "high", |
Bjorn Helgaas | 36d872a | 2008-06-09 16:52:06 -0700 | [diff] [blame] | 861 | irq->sharable == ACPI_SHARED ? "shared" : "exclusive", |
| 862 | irq->descriptor_length); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 863 | } |
| 864 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 865 | static void pnpacpi_encode_ext_irq(struct pnp_dev *dev, |
| 866 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 867 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 868 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 869 | struct acpi_resource_extended_irq *extended_irq = &resource->data.extended_irq; |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 870 | int triggering, polarity, shareable; |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 871 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 872 | if (!pnp_resource_enabled(p)) { |
| 873 | extended_irq->interrupt_count = 0; |
| 874 | dev_dbg(&dev->dev, " encode extended irq (%s)\n", |
| 875 | p ? "disabled" : "missing"); |
| 876 | return; |
| 877 | } |
| 878 | |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 879 | decode_irq_flags(dev, p->flags, &triggering, &polarity, &shareable); |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 880 | extended_irq->producer_consumer = ACPI_CONSUMER; |
| 881 | extended_irq->triggering = triggering; |
| 882 | extended_irq->polarity = polarity; |
Bjorn Helgaas | a993273 | 2008-06-09 16:52:05 -0700 | [diff] [blame] | 883 | extended_irq->sharable = shareable; |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 884 | extended_irq->interrupt_count = 1; |
| 885 | extended_irq->interrupts[0] = p->start; |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 886 | |
| 887 | dev_dbg(&dev->dev, " encode irq %d %s %s %s\n", (int) p->start, |
| 888 | triggering == ACPI_LEVEL_SENSITIVE ? "level" : "edge", |
| 889 | polarity == ACPI_ACTIVE_LOW ? "low" : "high", |
| 890 | extended_irq->sharable == ACPI_SHARED ? "shared" : "exclusive"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 891 | } |
| 892 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 893 | static void pnpacpi_encode_dma(struct pnp_dev *dev, |
| 894 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 895 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 896 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 897 | struct acpi_resource_dma *dma = &resource->data.dma; |
| 898 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 899 | if (!pnp_resource_enabled(p)) { |
| 900 | dma->channel_count = 0; |
| 901 | dev_dbg(&dev->dev, " encode dma (%s)\n", |
| 902 | p ? "disabled" : "missing"); |
| 903 | return; |
| 904 | } |
| 905 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 906 | /* Note: pnp_assign_dma will copy pnp_dma->flags into p->flags */ |
Vojtech Pavlik | ccc4c7b | 2006-04-07 20:00:27 +0200 | [diff] [blame] | 907 | switch (p->flags & IORESOURCE_DMA_SPEED_MASK) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 908 | case IORESOURCE_DMA_TYPEA: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 909 | dma->type = ACPI_TYPE_A; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 910 | break; |
| 911 | case IORESOURCE_DMA_TYPEB: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 912 | dma->type = ACPI_TYPE_B; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 913 | break; |
| 914 | case IORESOURCE_DMA_TYPEF: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 915 | dma->type = ACPI_TYPE_F; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 916 | break; |
| 917 | default: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 918 | dma->type = ACPI_COMPATIBILITY; |
Vojtech Pavlik | ccc4c7b | 2006-04-07 20:00:27 +0200 | [diff] [blame] | 919 | } |
| 920 | |
| 921 | switch (p->flags & IORESOURCE_DMA_TYPE_MASK) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 922 | case IORESOURCE_DMA_8BIT: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 923 | dma->transfer = ACPI_TRANSFER_8; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 924 | break; |
| 925 | case IORESOURCE_DMA_8AND16BIT: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 926 | dma->transfer = ACPI_TRANSFER_8_16; |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 927 | break; |
| 928 | default: |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 929 | dma->transfer = ACPI_TRANSFER_16; |
Vojtech Pavlik | ccc4c7b | 2006-04-07 20:00:27 +0200 | [diff] [blame] | 930 | } |
| 931 | |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 932 | dma->bus_master = !!(p->flags & IORESOURCE_DMA_MASTER); |
| 933 | dma->channel_count = 1; |
| 934 | dma->channels[0] = p->start; |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 935 | |
| 936 | dev_dbg(&dev->dev, " encode dma %d " |
| 937 | "type %#x transfer %#x master %d\n", |
| 938 | (int) p->start, dma->type, dma->transfer, dma->bus_master); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 939 | } |
| 940 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 941 | static void pnpacpi_encode_io(struct pnp_dev *dev, |
| 942 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 943 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 944 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 945 | struct acpi_resource_io *io = &resource->data.io; |
| 946 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 947 | if (pnp_resource_enabled(p)) { |
| 948 | /* Note: pnp_assign_port copies pnp_port->flags into p->flags */ |
| 949 | io->io_decode = (p->flags & PNP_PORT_FLAG_16BITADDR) ? |
| 950 | ACPI_DECODE_16 : ACPI_DECODE_10; |
| 951 | io->minimum = p->start; |
| 952 | io->maximum = p->end; |
| 953 | io->alignment = 0; /* Correct? */ |
| 954 | io->address_length = p->end - p->start + 1; |
| 955 | } else { |
| 956 | io->minimum = 0; |
| 957 | io->address_length = 0; |
| 958 | } |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 959 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 960 | dev_dbg(&dev->dev, " encode io %#x-%#x decode %#x\n", io->minimum, |
| 961 | io->minimum + io->address_length - 1, io->io_decode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 962 | } |
| 963 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 964 | static void pnpacpi_encode_fixed_io(struct pnp_dev *dev, |
| 965 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 966 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 967 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 968 | struct acpi_resource_fixed_io *fixed_io = &resource->data.fixed_io; |
| 969 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 970 | if (pnp_resource_enabled(p)) { |
| 971 | fixed_io->address = p->start; |
| 972 | fixed_io->address_length = p->end - p->start + 1; |
| 973 | } else { |
| 974 | fixed_io->address = 0; |
| 975 | fixed_io->address_length = 0; |
| 976 | } |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 977 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 978 | dev_dbg(&dev->dev, " encode fixed_io %#x-%#x\n", fixed_io->address, |
| 979 | fixed_io->address + fixed_io->address_length - 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 980 | } |
| 981 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 982 | static void pnpacpi_encode_mem24(struct pnp_dev *dev, |
| 983 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 984 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 985 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 986 | struct acpi_resource_memory24 *memory24 = &resource->data.memory24; |
| 987 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 988 | if (pnp_resource_enabled(p)) { |
| 989 | /* Note: pnp_assign_mem copies pnp_mem->flags into p->flags */ |
| 990 | memory24->write_protect = p->flags & IORESOURCE_MEM_WRITEABLE ? |
| 991 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; |
| 992 | memory24->minimum = p->start; |
| 993 | memory24->maximum = p->end; |
| 994 | memory24->alignment = 0; |
| 995 | memory24->address_length = p->end - p->start + 1; |
| 996 | } else { |
| 997 | memory24->minimum = 0; |
| 998 | memory24->address_length = 0; |
| 999 | } |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1000 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 1001 | dev_dbg(&dev->dev, " encode mem24 %#x-%#x write_protect %#x\n", |
| 1002 | memory24->minimum, |
| 1003 | memory24->minimum + memory24->address_length - 1, |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1004 | memory24->write_protect); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1005 | } |
| 1006 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1007 | static void pnpacpi_encode_mem32(struct pnp_dev *dev, |
| 1008 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 1009 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1010 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 1011 | struct acpi_resource_memory32 *memory32 = &resource->data.memory32; |
| 1012 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 1013 | if (pnp_resource_enabled(p)) { |
| 1014 | memory32->write_protect = p->flags & IORESOURCE_MEM_WRITEABLE ? |
| 1015 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; |
| 1016 | memory32->minimum = p->start; |
| 1017 | memory32->maximum = p->end; |
| 1018 | memory32->alignment = 0; |
| 1019 | memory32->address_length = p->end - p->start + 1; |
| 1020 | } else { |
| 1021 | memory32->minimum = 0; |
| 1022 | memory32->alignment = 0; |
| 1023 | } |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1024 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 1025 | dev_dbg(&dev->dev, " encode mem32 %#x-%#x write_protect %#x\n", |
| 1026 | memory32->minimum, |
| 1027 | memory32->minimum + memory32->address_length - 1, |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1028 | memory32->write_protect); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1029 | } |
| 1030 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1031 | static void pnpacpi_encode_fixed_mem32(struct pnp_dev *dev, |
| 1032 | struct acpi_resource *resource, |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 1033 | struct resource *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1034 | { |
Bjorn Helgaas | 9570a20 | 2008-04-28 16:34:00 -0600 | [diff] [blame] | 1035 | struct acpi_resource_fixed_memory32 *fixed_memory32 = &resource->data.fixed_memory32; |
| 1036 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 1037 | if (pnp_resource_enabled(p)) { |
| 1038 | fixed_memory32->write_protect = |
| 1039 | p->flags & IORESOURCE_MEM_WRITEABLE ? |
| 1040 | ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY; |
| 1041 | fixed_memory32->address = p->start; |
| 1042 | fixed_memory32->address_length = p->end - p->start + 1; |
| 1043 | } else { |
| 1044 | fixed_memory32->address = 0; |
| 1045 | fixed_memory32->address_length = 0; |
| 1046 | } |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1047 | |
Bjorn Helgaas | aee3ad8 | 2008-06-27 16:56:57 -0600 | [diff] [blame] | 1048 | dev_dbg(&dev->dev, " encode fixed_mem32 %#x-%#x write_protect %#x\n", |
| 1049 | fixed_memory32->address, |
| 1050 | fixed_memory32->address + fixed_memory32->address_length - 1, |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1051 | fixed_memory32->write_protect); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1052 | } |
| 1053 | |
Bjorn Helgaas | 4ab55d8 | 2008-04-28 16:34:06 -0600 | [diff] [blame] | 1054 | int pnpacpi_encode_resources(struct pnp_dev *dev, struct acpi_buffer *buffer) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1055 | { |
| 1056 | int i = 0; |
| 1057 | /* pnpacpi_build_resource_template allocates extra mem */ |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 1058 | int res_cnt = (buffer->length - 1) / sizeof(struct acpi_resource) - 1; |
Bjorn Helgaas | 4721a4cc | 2007-08-15 10:32:10 -0600 | [diff] [blame] | 1059 | struct acpi_resource *resource = buffer->pointer; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1060 | int port = 0, irq = 0, dma = 0, mem = 0; |
| 1061 | |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1062 | dev_dbg(&dev->dev, "encode %d resources\n", res_cnt); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1063 | while (i < res_cnt) { |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 1064 | switch (resource->type) { |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1065 | case ACPI_RESOURCE_TYPE_IRQ: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1066 | pnpacpi_encode_irq(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1067 | pnp_get_resource(dev, IORESOURCE_IRQ, irq)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1068 | irq++; |
| 1069 | break; |
| 1070 | |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1071 | case ACPI_RESOURCE_TYPE_DMA: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1072 | pnpacpi_encode_dma(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1073 | pnp_get_resource(dev, IORESOURCE_DMA, dma)); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1074 | dma++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1075 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1076 | case ACPI_RESOURCE_TYPE_IO: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1077 | pnpacpi_encode_io(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1078 | pnp_get_resource(dev, IORESOURCE_IO, port)); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1079 | port++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1080 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1081 | case ACPI_RESOURCE_TYPE_FIXED_IO: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1082 | pnpacpi_encode_fixed_io(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1083 | pnp_get_resource(dev, IORESOURCE_IO, port)); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1084 | port++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1085 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1086 | case ACPI_RESOURCE_TYPE_MEMORY24: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1087 | pnpacpi_encode_mem24(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1088 | pnp_get_resource(dev, IORESOURCE_MEM, mem)); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1089 | mem++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1090 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1091 | case ACPI_RESOURCE_TYPE_MEMORY32: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1092 | pnpacpi_encode_mem32(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1093 | pnp_get_resource(dev, IORESOURCE_MEM, mem)); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1094 | mem++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1095 | break; |
Bob Moore | 50eca3e | 2005-09-30 19:03:00 -0400 | [diff] [blame] | 1096 | case ACPI_RESOURCE_TYPE_FIXED_MEMORY32: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1097 | pnpacpi_encode_fixed_mem32(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1098 | pnp_get_resource(dev, IORESOURCE_MEM, mem)); |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1099 | mem++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1100 | break; |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 1101 | case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: |
Bjorn Helgaas | 72dcc88 | 2008-04-28 16:34:07 -0600 | [diff] [blame] | 1102 | pnpacpi_encode_ext_irq(dev, resource, |
Bjorn Helgaas | 7e2cf31 | 2008-04-28 16:34:24 -0600 | [diff] [blame] | 1103 | pnp_get_resource(dev, IORESOURCE_IRQ, irq)); |
Len Brown | 0af5853 | 2006-01-20 01:11:37 -0500 | [diff] [blame] | 1104 | irq++; |
| 1105 | break; |
| 1106 | case ACPI_RESOURCE_TYPE_START_DEPENDENT: |
| 1107 | case ACPI_RESOURCE_TYPE_END_DEPENDENT: |
| 1108 | case ACPI_RESOURCE_TYPE_VENDOR: |
| 1109 | case ACPI_RESOURCE_TYPE_END_TAG: |
| 1110 | case ACPI_RESOURCE_TYPE_ADDRESS16: |
| 1111 | case ACPI_RESOURCE_TYPE_ADDRESS32: |
| 1112 | case ACPI_RESOURCE_TYPE_ADDRESS64: |
| 1113 | case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64: |
| 1114 | case ACPI_RESOURCE_TYPE_GENERIC_REGISTER: |
Bjorn Helgaas | 9dd7846 | 2007-07-26 10:41:20 -0700 | [diff] [blame] | 1115 | default: /* other type */ |
Bjorn Helgaas | af11cb2 | 2008-04-28 16:34:12 -0600 | [diff] [blame] | 1116 | dev_warn(&dev->dev, "can't encode unknown resource " |
| 1117 | "type %d\n", resource->type); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1118 | return -EINVAL; |
| 1119 | } |
Bjorn Helgaas | 1c6e7d0 | 2006-03-28 17:04:00 -0500 | [diff] [blame] | 1120 | resource++; |
| 1121 | i++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1122 | } |
| 1123 | return 0; |
| 1124 | } |