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Commit 63be2d93 authored by Len Brown's avatar Len Brown
Browse files

Pull bugzilla-6316 into release branch

parents 653351b0 362ea087

drivers/pnp/pnpacpi/rsparser.c

+73 −47
Original line number Original line Diff line number Diff line
@@ -89,6 +89,7 @@ pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res, u32 gsi, 
		return;

		return;





	res->irq_resource[i].flags = IORESOURCE_IRQ;  // Also clears _UNSET flag

	res->irq_resource[i].flags = IORESOURCE_IRQ;  // Also clears _UNSET flag

	res->irq_resource[i].flags |= irq_flags(triggering, polarity);

	irq = acpi_register_gsi(gsi, triggering, polarity);

	irq = acpi_register_gsi(gsi, triggering, polarity);

	if (irq < 0) {

	if (irq < 0) {

		res->irq_resource[i].flags |= IORESOURCE_DISABLED;

		res->irq_resource[i].flags |= IORESOURCE_DISABLED;
@@ -103,8 +104,52 @@ pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res, u32 gsi, 
	pcibios_penalize_isa_irq(irq, 1);

	pcibios_penalize_isa_irq(irq, 1);

}

}





static int dma_flags(int type, int bus_master, int transfer)

{

	int flags = 0;



	if (bus_master)

		flags |= IORESOURCE_DMA_MASTER;

	switch (type) {

	case ACPI_COMPATIBILITY:

		flags |= IORESOURCE_DMA_COMPATIBLE;

		break;

	case ACPI_TYPE_A:

		flags |= IORESOURCE_DMA_TYPEA;

		break;

	case ACPI_TYPE_B:

		flags |= IORESOURCE_DMA_TYPEB;

		break;

	case ACPI_TYPE_F:

		flags |= IORESOURCE_DMA_TYPEF;

		break;

	default:

		/* Set a default value ? */

		flags |= IORESOURCE_DMA_COMPATIBLE;

		pnp_err("Invalid DMA type");

	}

	switch (transfer) {

	case ACPI_TRANSFER_8:

		flags |= IORESOURCE_DMA_8BIT;

		break;

	case ACPI_TRANSFER_8_16:

		flags |= IORESOURCE_DMA_8AND16BIT;

		break;

	case ACPI_TRANSFER_16:

		flags |= IORESOURCE_DMA_16BIT;

		break;

	default:

		/* Set a default value ? */

		flags |= IORESOURCE_DMA_8AND16BIT;

		pnp_err("Invalid DMA transfer type");

	}



	return flags;

}



static void

static void

pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res, u32 dma)

pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res, u32 dma,

	int type, int bus_master, int transfer)

{

{

	int i = 0;

	int i = 0;

	while (i < PNP_MAX_DMA &&

	while (i < PNP_MAX_DMA &&
@@ -112,6 +157,7 @@ pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res, u32 dma) 
		i++;

		i++;

	if (i < PNP_MAX_DMA) {

	if (i < PNP_MAX_DMA) {

		res->dma_resource[i].flags = IORESOURCE_DMA;  // Also clears _UNSET flag

		res->dma_resource[i].flags = IORESOURCE_DMA;  // Also clears _UNSET flag

		res->dma_resource[i].flags |= dma_flags(type, bus_master, transfer);

		if (dma == -1) {

		if (dma == -1) {

			res->dma_resource[i].flags |= IORESOURCE_DISABLED;

			res->dma_resource[i].flags |= IORESOURCE_DISABLED;

			return;

			return;
@@ -123,7 +169,7 @@ pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res, u32 dma) 




static void

static void

pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res,

pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res,

	u64 io, u64 len)

	u64 io, u64 len, int io_decode)

{

{

	int i = 0;

	int i = 0;

	while (!(res->port_resource[i].flags & IORESOURCE_UNSET) &&

	while (!(res->port_resource[i].flags & IORESOURCE_UNSET) &&
@@ -131,6 +177,8 @@ pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res, 
		i++;

		i++;

	if (i < PNP_MAX_PORT) {

	if (i < PNP_MAX_PORT) {

		res->port_resource[i].flags = IORESOURCE_IO;  // Also clears _UNSET flag

		res->port_resource[i].flags = IORESOURCE_IO;  // Also clears _UNSET flag

		if (io_decode == ACPI_DECODE_16)

			res->port_resource[i].flags |= PNP_PORT_FLAG_16BITADDR;

		if (len <= 0 || (io + len -1) >= 0x10003) {

		if (len <= 0 || (io + len -1) >= 0x10003) {

			res->port_resource[i].flags |= IORESOURCE_DISABLED;

			res->port_resource[i].flags |= IORESOURCE_DISABLED;

			return;

			return;
@@ -142,7 +190,7 @@ pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res, 




static void

static void

pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res,

pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res,

	u64 mem, u64 len)

	u64 mem, u64 len, int write_protect)

{

{

	int i = 0;

	int i = 0;

	while (!(res->mem_resource[i].flags & IORESOURCE_UNSET) &&

	while (!(res->mem_resource[i].flags & IORESOURCE_UNSET) &&
@@ -154,6 +202,9 @@ pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res, 
			res->mem_resource[i].flags |= IORESOURCE_DISABLED;

			res->mem_resource[i].flags |= IORESOURCE_DISABLED;

			return;

			return;

		}

		}

		if(write_protect == ACPI_READ_WRITE_MEMORY)

			res->mem_resource[i].flags |= IORESOURCE_MEM_WRITEABLE;



		res->mem_resource[i].start = mem;

		res->mem_resource[i].start = mem;

		res->mem_resource[i].end = mem + len - 1;

		res->mem_resource[i].end = mem + len - 1;

	}

	}
@@ -178,10 +229,11 @@ pnpacpi_parse_allocated_address_space(struct pnp_resource_table *res_table, 




	if (p->resource_type == ACPI_MEMORY_RANGE)

	if (p->resource_type == ACPI_MEMORY_RANGE)

		pnpacpi_parse_allocated_memresource(res_table,

		pnpacpi_parse_allocated_memresource(res_table,

				p->minimum, p->address_length);

				p->minimum, p->address_length, p->info.mem.write_protect);

	else if (p->resource_type == ACPI_IO_RANGE)

	else if (p->resource_type == ACPI_IO_RANGE)

		pnpacpi_parse_allocated_ioresource(res_table,

		pnpacpi_parse_allocated_ioresource(res_table,

				p->minimum, p->address_length);

				p->minimum, p->address_length,

				p->granularity == 0xfff ? ACPI_DECODE_10 : ACPI_DECODE_16);

}

}





static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,

static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
@@ -208,13 +260,17 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res, 
	case ACPI_RESOURCE_TYPE_DMA:

	case ACPI_RESOURCE_TYPE_DMA:

		if (res->data.dma.channel_count > 0)

		if (res->data.dma.channel_count > 0)

			pnpacpi_parse_allocated_dmaresource(res_table,

			pnpacpi_parse_allocated_dmaresource(res_table,

					res->data.dma.channels[0]);

					res->data.dma.channels[0],

					res->data.dma.type,

					res->data.dma.bus_master,

					res->data.dma.transfer);

		break;

		break;





	case ACPI_RESOURCE_TYPE_IO:

	case ACPI_RESOURCE_TYPE_IO:

		pnpacpi_parse_allocated_ioresource(res_table,

		pnpacpi_parse_allocated_ioresource(res_table,

				res->data.io.minimum,

				res->data.io.minimum,

				res->data.io.address_length);

				res->data.io.address_length,

				res->data.io.io_decode);

		break;

		break;





	case ACPI_RESOURCE_TYPE_START_DEPENDENT:

	case ACPI_RESOURCE_TYPE_START_DEPENDENT:
@@ -224,7 +280,8 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res, 
	case ACPI_RESOURCE_TYPE_FIXED_IO:

	case ACPI_RESOURCE_TYPE_FIXED_IO:

		pnpacpi_parse_allocated_ioresource(res_table,

		pnpacpi_parse_allocated_ioresource(res_table,

				res->data.fixed_io.address,

				res->data.fixed_io.address,

				res->data.fixed_io.address_length);

				res->data.fixed_io.address_length,

				ACPI_DECODE_10);

		break;

		break;





	case ACPI_RESOURCE_TYPE_VENDOR:

	case ACPI_RESOURCE_TYPE_VENDOR:
@@ -236,17 +293,20 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res, 
	case ACPI_RESOURCE_TYPE_MEMORY24:

	case ACPI_RESOURCE_TYPE_MEMORY24:

		pnpacpi_parse_allocated_memresource(res_table,

		pnpacpi_parse_allocated_memresource(res_table,

				res->data.memory24.minimum,

				res->data.memory24.minimum,

				res->data.memory24.address_length);

				res->data.memory24.address_length,

				res->data.memory24.write_protect);

		break;

		break;

	case ACPI_RESOURCE_TYPE_MEMORY32:

	case ACPI_RESOURCE_TYPE_MEMORY32:

		pnpacpi_parse_allocated_memresource(res_table,

		pnpacpi_parse_allocated_memresource(res_table,

				res->data.memory32.minimum,

				res->data.memory32.minimum,

				res->data.memory32.address_length);

				res->data.memory32.address_length,

				res->data.memory32.write_protect);

		break;

		break;

	case ACPI_RESOURCE_TYPE_FIXED_MEMORY32:

	case ACPI_RESOURCE_TYPE_FIXED_MEMORY32:

		pnpacpi_parse_allocated_memresource(res_table,

		pnpacpi_parse_allocated_memresource(res_table,

				res->data.fixed_memory32.address,

				res->data.fixed_memory32.address,

				res->data.fixed_memory32.address_length);

				res->data.fixed_memory32.address_length,

				res->data.fixed_memory32.write_protect);

		break;

		break;

	case ACPI_RESOURCE_TYPE_ADDRESS16:

	case ACPI_RESOURCE_TYPE_ADDRESS16:

	case ACPI_RESOURCE_TYPE_ADDRESS32:

	case ACPI_RESOURCE_TYPE_ADDRESS32:
@@ -304,42 +364,8 @@ static void pnpacpi_parse_dma_option(struct pnp_option *option, struct acpi_reso 




	for(i = 0; i < p->channel_count; i++)

	for(i = 0; i < p->channel_count; i++)

		dma->map |= 1 << p->channels[i];

		dma->map |= 1 << p->channels[i];

	dma->flags = 0;



	if (p->bus_master)

	dma->flags = dma_flags(p->type, p->bus_master, p->transfer);

		dma->flags |= IORESOURCE_DMA_MASTER;

	switch (p->type) {

	case ACPI_COMPATIBILITY:

		dma->flags |= IORESOURCE_DMA_COMPATIBLE;

		break;

	case ACPI_TYPE_A:

		dma->flags |= IORESOURCE_DMA_TYPEA;

		break;

	case ACPI_TYPE_B:

		dma->flags |= IORESOURCE_DMA_TYPEB;

		break;

	case ACPI_TYPE_F:

		dma->flags |= IORESOURCE_DMA_TYPEF;

		break;

	default:

		/* Set a default value ? */

		dma->flags |= IORESOURCE_DMA_COMPATIBLE;

		pnp_err("Invalid DMA type");

	}

	switch (p->transfer) {

	case ACPI_TRANSFER_8:

		dma->flags |= IORESOURCE_DMA_8BIT;

		break;

	case ACPI_TRANSFER_8_16:

		dma->flags |= IORESOURCE_DMA_8AND16BIT;

		break;

	case ACPI_TRANSFER_16:

		dma->flags |= IORESOURCE_DMA_16BIT;

		break;

	default:

		/* Set a default value ? */

		dma->flags |= IORESOURCE_DMA_8AND16BIT;

		pnp_err("Invalid DMA transfer type");

	}





	pnp_register_dma_resource(option, dma);

	pnp_register_dma_resource(option, dma);

	return;

	return;