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Commit f35257a3 authored by Patrik Jakobsson's avatar Patrik Jakobsson
Browse files

drm/gma500: Unify _get_core_freq for cdv and psb 



Signed-off-by: default avatarPatrik Jakobsson <patrik.r.jakobsson@gmail.com>
parent 778e26de

drivers/gpu/drm/gma500/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ gma500_gfx-y += \ 
	  power.o \

	  psb_drv.o \

	  gma_display.o \

	  gma_device.o \

	  psb_intel_display.o \

	  psb_intel_lvds.o \

	  psb_intel_modes.o \

drivers/gpu/drm/gma500/cdv_device.c

+2 −38
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ 
#include "psb_intel_reg.h"

#include "intel_bios.h"

#include "cdv_device.h"

#include "gma_device.h"



#define VGA_SR_INDEX		0x3c4

#define VGA_SR_DATA		0x3c5
@@ -426,43 +427,6 @@ static int cdv_power_up(struct drm_device *dev) 
	return 0;

}



/* FIXME ? - shared with Poulsbo */

static void cdv_get_core_freq(struct drm_device *dev)

{

	uint32_t clock;

	struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);

	struct drm_psb_private *dev_priv = dev->dev_private;



	pci_write_config_dword(pci_root, 0xD0, 0xD0050300);

	pci_read_config_dword(pci_root, 0xD4, &clock);

	pci_dev_put(pci_root);



	switch (clock & 0x07) {

	case 0:

		dev_priv->core_freq = 100;

		break;

	case 1:

		dev_priv->core_freq = 133;

		break;

	case 2:

		dev_priv->core_freq = 150;

		break;

	case 3:

		dev_priv->core_freq = 178;

		break;

	case 4:

		dev_priv->core_freq = 200;

		break;

	case 5:

	case 6:

	case 7:

		dev_priv->core_freq = 266;

		break;

	default:

		dev_priv->core_freq = 0;

	}

}



static void cdv_hotplug_work_func(struct work_struct *work)

{

        struct drm_psb_private *dev_priv = container_of(work, struct drm_psb_private,
@@ -618,7 +582,7 @@ static int cdv_chip_setup(struct drm_device *dev) 
	if (pci_enable_msi(dev->pdev))

		dev_warn(dev->dev, "Enabling MSI failed!\n");

	dev_priv->regmap = cdv_regmap;

	cdv_get_core_freq(dev);

	gma_get_core_freq(dev);

	psb_intel_opregion_init(dev);

	psb_intel_init_bios(dev);

	cdv_hotplug_enable(dev, false);

drivers/gpu/drm/gma500/gma_device.c

0 → 100644
+56 −0
Original line number Diff line number Diff line 
/**************************************************************************

 * Copyright (c) 2011, Intel Corporation.

 * All Rights Reserved.

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms and conditions of the GNU General Public License,

 * version 2, as published by the Free Software Foundation.

 *

 * This program is distributed in the hope it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for

 * more details.

 *

 **************************************************************************/



#include <drm/drmP.h>

#include "psb_drv.h"



void gma_get_core_freq(struct drm_device *dev)

{

	uint32_t clock;

	struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);

	struct drm_psb_private *dev_priv = dev->dev_private;



	/*pci_write_config_dword(pci_root, 0xD4, 0x00C32004);*/

	/*pci_write_config_dword(pci_root, 0xD0, 0xE0033000);*/



	pci_write_config_dword(pci_root, 0xD0, 0xD0050300);

	pci_read_config_dword(pci_root, 0xD4, &clock);

	pci_dev_put(pci_root);



	switch (clock & 0x07) {

	case 0:

		dev_priv->core_freq = 100;

		break;

	case 1:

		dev_priv->core_freq = 133;

		break;

	case 2:

		dev_priv->core_freq = 150;

		break;

	case 3:

		dev_priv->core_freq = 178;

		break;

	case 4:

		dev_priv->core_freq = 200;

		break;

	case 5:

	case 6:

	case 7:

		dev_priv->core_freq = 266;

		break;

	default:

		dev_priv->core_freq = 0;

	}

}

drivers/gpu/drm/gma500/gma_device.h

0 → 100644
+21 −0
Original line number Diff line number Diff line 
/**************************************************************************

 * Copyright (c) 2011, Intel Corporation.

 * All Rights Reserved.

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms and conditions of the GNU General Public License,

 * version 2, as published by the Free Software Foundation.

 *

 * This program is distributed in the hope it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for

 * more details.

 *

 **************************************************************************/



#ifndef _GMA_DEVICE_H

#define _GMA_DEVICE_H



extern void gma_get_core_freq(struct drm_device *dev);



#endif

drivers/gpu/drm/gma500/psb_device.c

+2 −40
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ 
#include "psb_intel_reg.h"

#include "intel_bios.h"

#include "psb_device.h"

#include "gma_device.h"



static int psb_output_init(struct drm_device *dev)

{
@@ -257,45 +258,6 @@ static int psb_power_up(struct drm_device *dev) 
	return 0;

}



static void psb_get_core_freq(struct drm_device *dev)

{

	uint32_t clock;

	struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);

	struct drm_psb_private *dev_priv = dev->dev_private;



	/*pci_write_config_dword(pci_root, 0xD4, 0x00C32004);*/

	/*pci_write_config_dword(pci_root, 0xD0, 0xE0033000);*/



	pci_write_config_dword(pci_root, 0xD0, 0xD0050300);

	pci_read_config_dword(pci_root, 0xD4, &clock);

	pci_dev_put(pci_root);



	switch (clock & 0x07) {

	case 0:

		dev_priv->core_freq = 100;

		break;

	case 1:

		dev_priv->core_freq = 133;

		break;

	case 2:

		dev_priv->core_freq = 150;

		break;

	case 3:

		dev_priv->core_freq = 178;

		break;

	case 4:

		dev_priv->core_freq = 200;

		break;

	case 5:

	case 6:

	case 7:

		dev_priv->core_freq = 266;

		break;

	default:

		dev_priv->core_freq = 0;

	}

}



/* Poulsbo */

static const struct psb_offset psb_regmap[2] = {

	{
@@ -352,7 +314,7 @@ static int psb_chip_setup(struct drm_device *dev) 
{

	struct drm_psb_private *dev_priv = dev->dev_private;

	dev_priv->regmap = psb_regmap;

	psb_get_core_freq(dev);

	gma_get_core_freq(dev);

	gma_intel_setup_gmbus(dev);

	psb_intel_opregion_init(dev);

	psb_intel_init_bios(dev);