x86: Move FACP table into separate functions

Each board has its own way of creating this table. Rather than calling the
acpi_create_fadt() function for each one from a common acpi_write_fadt()
function, just move the writer into the board-specific code.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

arch/x86/cpu/apollolake/acpi.c

@@ -146,16 +146,25 @@ void fill_fadt(struct acpi_fadt *fadt)
 	fadt->x_pm_tmr_blk.addrl = IOMAP_ACPI_BASE + PM1_TMR;
 }
 
-void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
-		      void *dsdt)
+static int apl_write_fadt(struct acpi_ctx *ctx, const struct acpi_writer *entry)
 {
-	struct acpi_table_header *header = &fadt->header;
+	struct acpi_table_header *header;
+	struct acpi_fadt *fadt;
 
-	acpi_fadt_common(fadt, facs, dsdt);
+	fadt = ctx->current;
+	acpi_fadt_common(fadt, ctx->facs, ctx->dsdt);
 	intel_acpi_fill_fadt(fadt);
 	fill_fadt(fadt);
+	header = &fadt->header;
 	header->checksum = table_compute_checksum(fadt, header->length);
+
+	acpi_add_table(ctx, fadt);
+
+	acpi_inc(ctx, sizeof(struct acpi_fadt));
+
+	return 0;
 }
+ACPI_WRITER(5fadt, "FACS", apl_write_fadt, 0);
 
 int apl_acpi_fill_dmar(struct acpi_ctx *ctx)
 {

arch/x86/cpu/baytrail/acpi.c

@@ -15,20 +15,24 @@
 #include <asm/arch/iomap.h>
 #include <dm/uclass-internal.h>
 
-void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
-		      void *dsdt)
+static int baytrail_write_fadt(struct acpi_ctx *ctx,
+			       const struct acpi_writer *entry)
 {
-	struct acpi_table_header *header = &(fadt->header);
+	struct acpi_table_header *header;
+	struct acpi_fadt *fadt;
+
+	fadt = ctx->current;
+	header = &fadt->header;
 	u16 pmbase = ACPI_BASE_ADDRESS;
 
-	memset((void *)fadt, 0, sizeof(struct acpi_fadt));
+	memset(fadt, '\0', sizeof(struct acpi_fadt));
 
 	acpi_fill_header(header, "FACP");
 	header->length = sizeof(struct acpi_fadt);
 	header->revision = 4;
 
-	fadt->firmware_ctrl = (u32)facs;
-	fadt->dsdt = (u32)dsdt;
+	fadt->firmware_ctrl = (u32)ctx->facs;
+	fadt->dsdt = (u32)ctx->dsdt;
 	fadt->preferred_pm_profile = ACPI_PM_MOBILE;
 	fadt->sci_int = 9;
 	fadt->smi_cmd = 0;
@@ -75,9 +79,9 @@ void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
 	fadt->reset_reg.addrh = 0;
 	fadt->reset_value = SYS_RST | RST_CPU | FULL_RST;
 
-	fadt->x_firmware_ctl_l = (u32)facs;
+	fadt->x_firmware_ctl_l = (u32)ctx->facs;
 	fadt->x_firmware_ctl_h = 0;
-	fadt->x_dsdt_l = (u32)dsdt;
+	fadt->x_dsdt_l = (u32)ctx->dsdt;
 	fadt->x_dsdt_h = 0;
 
 	fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
@@ -137,7 +141,14 @@ void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
 	fadt->x_gpe1_blk.addrh = 0x0;
 
 	header->checksum = table_compute_checksum(fadt, header->length);
+
+	acpi_add_table(ctx, fadt);
+
+	acpi_inc(ctx, sizeof(struct acpi_fadt));
+
+	return 0;
 }
+ACPI_WRITER(5fadt, "FACP", baytrail_write_fadt, 0);
 
 int acpi_create_gnvs(struct acpi_global_nvs *gnvs)
 {

arch/x86/cpu/quark/acpi.c

@@ -10,20 +10,24 @@
 #include <asm/arch/global_nvs.h>
 #include <asm/arch/iomap.h>
 
-void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
-		      void *dsdt)
+static int quark_write_fadt(struct acpi_ctx *ctx,
+			    const struct acpi_writer *entry)
 {
-	struct acpi_table_header *header = &(fadt->header);
 	u16 pmbase = ACPI_PM1_BASE_ADDRESS;
+	struct acpi_table_header *header;
+	struct acpi_fadt *fadt;
 
-	memset((void *)fadt, 0, sizeof(struct acpi_fadt));
+	fadt = ctx->current;
+	header = &fadt->header;
+
+	memset(fadt, '\0', sizeof(struct acpi_fadt));
 
 	acpi_fill_header(header, "FACP");
 	header->length = sizeof(struct acpi_fadt);
 	header->revision = 4;
 
-	fadt->firmware_ctrl = (u32)facs;
-	fadt->dsdt = (u32)dsdt;
+	fadt->firmware_ctrl = (u32)ctx->facs;
+	fadt->dsdt = (u32)ctx->dsdt;
 	fadt->preferred_pm_profile = ACPI_PM_UNSPECIFIED;
 	fadt->sci_int = 9;
 	fadt->smi_cmd = 0;
@@ -70,9 +74,9 @@ void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
 	fadt->reset_reg.addrh = 0;
 	fadt->reset_value = SYS_RST | RST_CPU | FULL_RST;
 
-	fadt->x_firmware_ctl_l = (u32)facs;
+	fadt->x_firmware_ctl_l = (u32)ctx->facs;
 	fadt->x_firmware_ctl_h = 0;
-	fadt->x_dsdt_l = (u32)dsdt;
+	fadt->x_dsdt_l = (u32)ctx->dsdt;
 	fadt->x_dsdt_h = 0;
 
 	fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO;
@@ -132,7 +136,14 @@ void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
 	fadt->x_gpe1_blk.addrh = 0x0;
 
 	header->checksum = table_compute_checksum(fadt, header->length);
+
+	acpi_add_table(ctx, fadt);
+
+	acpi_inc(ctx, sizeof(struct acpi_fadt));
+
+	return 0;
 }
+ACPI_WRITER(5fadt, "FACP", quark_write_fadt, 0);
 
 int acpi_create_gnvs(struct acpi_global_nvs *gnvs)
 {

arch/x86/cpu/tangier/acpi.c

@@ -16,19 +16,23 @@
 #include <asm/arch/iomap.h>
 #include <dm/uclass-internal.h>
 
-void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
-		      void *dsdt)
+static int tangier_write_fadt(struct acpi_ctx *ctx,
+			      const struct acpi_writer *entry)
 {
-	struct acpi_table_header *header = &(fadt->header);
+	struct acpi_table_header *header;
+	struct acpi_fadt *fadt;
 
-	memset((void *)fadt, 0, sizeof(struct acpi_fadt));
+	fadt = ctx->current;
+	header = &fadt->header;
+
+	memset(fadt, '\0', sizeof(struct acpi_fadt));
 
 	acpi_fill_header(header, "FACP");
 	header->length = sizeof(struct acpi_fadt);
 	header->revision = 6;
 
-	fadt->firmware_ctrl = (u32)facs;
-	fadt->dsdt = (u32)dsdt;
+	fadt->firmware_ctrl = (u32)ctx->facs;
+	fadt->dsdt = (u32)ctx->dsdt;
 	fadt->preferred_pm_profile = ACPI_PM_UNSPECIFIED;
 
 	fadt->iapc_boot_arch = ACPI_FADT_VGA_NOT_PRESENT |
@@ -41,13 +45,18 @@ void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
 
 	fadt->minor_revision = 2;
 
-	fadt->x_firmware_ctl_l = (u32)facs;
+	fadt->x_firmware_ctl_l = (u32)ctx->facs;
 	fadt->x_firmware_ctl_h = 0;
-	fadt->x_dsdt_l = (u32)dsdt;
+	fadt->x_dsdt_l = (u32)ctx->dsdt;
 	fadt->x_dsdt_h = 0;
 
 	header->checksum = table_compute_checksum(fadt, header->length);
+
+	acpi_inc(ctx, sizeof(struct acpi_fadt));
+
+	return 0;
 }
+ACPI_WRITER(5fadt, "FACP", tangier_write_fadt, 0);
 
 u32 acpi_fill_madt(u32 current)
 {

arch/x86/include/asm/acpi_table.h

@@ -24,8 +24,6 @@ struct acpi_table_header;
 
 /* These can be used by the target port */
 
-void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs,
-		      void *dsdt);
 int acpi_create_madt_lapics(u32 current);
 int acpi_create_madt_ioapic(struct acpi_madt_ioapic *ioapic, u8 id,
 			    u32 addr, u32 gsi_base);

arch/x86/lib/acpi_table.c

@@ -523,21 +523,6 @@ int acpi_write_gnvs(struct acpi_ctx *ctx, const struct acpi_writer *entry)
 }
 ACPI_WRITER(4gnvs, "GNVS", acpi_write_gnvs, 0);
 
-static int acpi_write_fadt(struct acpi_ctx *ctx,
-			   const struct acpi_writer *entry)
-{
-	struct acpi_fadt *fadt;
-
-	fadt = ctx->current;
-	acpi_create_fadt(fadt, ctx->facs, ctx->dsdt);
-	acpi_add_table(ctx, fadt);
-
-	acpi_inc(ctx, sizeof(struct acpi_fadt));
-
-	return 0;
-}
-ACPI_WRITER(5fact, "FADT", acpi_write_fadt, 0);
-
 /*
  * QEMU's version of write_acpi_tables is defined in drivers/misc/qfw.c
  */