gma.c File Reference

#include <device/mmio.h>
#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <drivers/intel/gma/edid.h>
#include <drivers/intel/gma/opregion.h>
#include <drivers/intel/gma/libgfxinit.h>
#include <string.h>
#include <device/pci_ops.h>
#include <commonlib/helpers.h>
#include <types.h>
#include "drivers/intel/gma/i915_reg.h"
#include "chip.h"
#include "gm45.h"

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Functions
u32	gtt_read (u32 reg)
void	gtt_write (u32 reg, u32 data)
static u32	get_cdclk (struct device *const dev)
static u32	freq_to_blc_pwm_ctl (struct device *const dev, u16 pwm_freq, u8 duty_perc)
u16	get_blc_pwm_freq_value (const char *edid_ascii_string)
static void	gma_pm_init_post_vbios (struct device *const dev, const char *edid_ascii_string)
static void	gma_func0_init (struct device *dev)
static void	gma_generate_ssdt (const struct device *device)
static const char *	gma_acpi_name (const struct device *dev)

Variables
static struct resource *	gtt_res = NULL
static struct device_operations	gma_func0_ops
static const unsigned short	pci_device_ids []
static const struct pci_driver gma	__pci_driver

Function Documentation

freq_to_blc_pwm_ctl()

static u32 freq_to_blc_pwm_ctl ( struct device *const  dev, u16  pwm_freq, u8  duty_perc  )

static

Definition at line 50 of file gma.c.

References get_cdclk().

Referenced by gma_pm_init_post_vbios().

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get_blc_pwm_freq_value()

u16 get_blc_pwm_freq_value

(

const char *

edid_ascii_string

)

Definition at line 63 of file gma.c.

References blc_pwm_t::ascii_string, BIOS_DEBUG, BIOS_NOTICE, get_blc_values(), printk, blc_pwm_t::pwm_freq, and strcmp().

Referenced by gma_pm_init_post_vbios(), and mainboard_vbt_filename().

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get_cdclk()

static u32 get_cdclk ( struct device *const  dev )

static

Definition at line 32 of file gma.c.

References BIOS_WARNING, GCFGC_CD_MASK, GCFGC_OFFSET, HPLLVCO_MCHBAR, mchbar_read8(), pci_read_config16(), printk, VCO_2666, VCO_3200, VCO_4000, and VCO_5333.

Referenced by freq_to_blc_pwm_ctl(), and gma_pm_init_post_vbios().

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gma_acpi_name()

static const char* gma_acpi_name ( const struct device *  dev )

static

Definition at line 198 of file gma.c.

gma_func0_init()

static void gma_func0_init ( struct device *  dev )

static

Definition at line 145 of file gma.c.

References acpi_is_wakeup_s3(), edid::ascii_string, BIOS_DEBUG, BIOS_INFO, device::chip_info, CONFIG, D0F0_GGC, decode_edid(), generate_fake_intel_oprom(), northbridge_intel_gm45_config::gfx, gma_gfxinit(), gma_pm_init_post_vbios(), GMBUS0, GMBUS_PORT_PANEL, gtt_res, intel_gma_init_igd_opregion(), intel_gmbus_read_edid(), intel_gmbus_stop(), NULL, PCI_BASE_ADDRESS_0, PCI_COMMAND, PCI_COMMAND_MASTER, pci_dev_init(), pci_or_config16(), pci_read_config16(), printk, probe_resource(), and res2mmio().

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gma_generate_ssdt()

static void gma_generate_ssdt ( const struct device *  device )

static

Definition at line 191 of file gma.c.

References chip, device::chip_info, and drivers_intel_gma_displays_ssdt_generate().

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gma_pm_init_post_vbios()

static void gma_pm_init_post_vbios ( struct device *const  dev, const char *  edid_ascii_string  )

static

Definition at line 96 of file gma.c.

References BLC_PWM_CTL, BLC_PWM_CTL2, device::chip_info, northbridge_intel_gm45_config::default_pwm_freq, northbridge_intel_gm45_config::duty_cycle, freq_to_blc_pwm_ctl(), get_blc_pwm_freq_value(), get_cdclk(), northbridge_intel_gm45_config::gpu_panel_power_backlight_off_delay, northbridge_intel_gm45_config::gpu_panel_power_backlight_on_delay, northbridge_intel_gm45_config::gpu_panel_power_cycle_delay, northbridge_intel_gm45_config::gpu_panel_power_down_delay, northbridge_intel_gm45_config::gpu_panel_power_up_delay, gtt_read(), gtt_write(), PP_DIVISOR, PP_OFF_DELAYS, PP_ON_DELAYS, and PP_REFERENCE_DIVIDER_SHIFT.

Referenced by gma_func0_init().

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gtt_read()

u32 gtt_read

(

u32

reg

)

Definition at line 22 of file gma.c.

Referenced by gma_pm_init_post_vbios(), gma_pm_init_pre_vbios(), gma_setup_panel(), gtt_poll(), gtt_rmw(), igd_get_cdclk_broadwell(), and igd_get_cdclk_haswell().

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gtt_write()

void gtt_write	(	u32	reg,
		u32	data
	)

Definition at line 27 of file gma.c.

Referenced by gma_pm_init_post_vbios(), gma_pm_init_pre_vbios(), gma_setup_panel(), gtt_rmw(), gtt_write_powermeter(), gtt_write_regs(), igd_cdclk_init(), igd_get_cdclk_broadwell(), igd_init(), init_display_planes(), and power_well_enable().

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Variable Documentation

__pci_driver

const struct pci_driver gma __pci_driver

static

Initial value:

= {
        .ops = &gma_func0_ops,
        .vendor = PCI_VID_INTEL,
        .devices = pci_device_ids,
}

Definition at line 213 of file gma.c.

gma_func0_ops

struct device_operations gma_func0_ops

static

Initial value:

= {
        .read_resources         = pci_dev_read_resources,
        .set_resources          = pci_dev_set_resources,
        .enable_resources       = pci_dev_enable_resources,
        .acpi_fill_ssdt         = gma_generate_ssdt,
        .init                   = gma_func0_init,
        .ops_pci                = &pci_dev_ops_pci,
        .acpi_name              = gma_acpi_name,
}

Definition at line 198 of file gma.c.

gtt_res

struct resource* gtt_res = NULL

static

Definition at line 20 of file gma.c.

Referenced by gma_func0_init(), gtt_read(), and gtt_write().

pci_device_ids

const unsigned short pci_device_ids[]

static

Initial value:

=
{
        0x2a42, 0
}

Definition at line 213 of file gma.c.