diff options
Diffstat (limited to 'drivers/gpu/drm/gma500/accel_2d.c')
-rw-r--r-- | drivers/gpu/drm/gma500/accel_2d.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/drivers/gpu/drm/gma500/accel_2d.c b/drivers/gpu/drm/gma500/accel_2d.c deleted file mode 100644 index 437bbb6af9e6..000000000000 --- a/drivers/gpu/drm/gma500/accel_2d.c +++ /dev/null @@ -1,60 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/************************************************************************** - * Copyright (c) 2007-2011, Intel Corporation. - * All Rights Reserved. - * - * Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to - * develop this driver. - * - **************************************************************************/ - -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/errno.h> -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/mm.h> -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/string.h> -#include <linux/tty.h> - -#include <drm/drm.h> -#include <drm/drm_crtc.h> -#include <drm/drm_fb_helper.h> -#include <drm/drm_fourcc.h> - -#include "psb_drv.h" -#include "psb_reg.h" - -/** - * psb_spank - reset the 2D engine - * @dev_priv: our PSB DRM device - * - * Soft reset the graphics engine and then reload the necessary registers. - * We use this at initialisation time but it will become relevant for - * accelerated X later - */ -void psb_spank(struct drm_psb_private *dev_priv) -{ - PSB_WSGX32(_PSB_CS_RESET_BIF_RESET | _PSB_CS_RESET_DPM_RESET | - _PSB_CS_RESET_TA_RESET | _PSB_CS_RESET_USE_RESET | - _PSB_CS_RESET_ISP_RESET | _PSB_CS_RESET_TSP_RESET | - _PSB_CS_RESET_TWOD_RESET, PSB_CR_SOFT_RESET); - PSB_RSGX32(PSB_CR_SOFT_RESET); - - msleep(1); - - PSB_WSGX32(0, PSB_CR_SOFT_RESET); - wmb(); - PSB_WSGX32(PSB_RSGX32(PSB_CR_BIF_CTRL) | _PSB_CB_CTRL_CLEAR_FAULT, - PSB_CR_BIF_CTRL); - wmb(); - (void) PSB_RSGX32(PSB_CR_BIF_CTRL); - - msleep(1); - PSB_WSGX32(PSB_RSGX32(PSB_CR_BIF_CTRL) & ~_PSB_CB_CTRL_CLEAR_FAULT, - PSB_CR_BIF_CTRL); - (void) PSB_RSGX32(PSB_CR_BIF_CTRL); - PSB_WSGX32(dev_priv->gtt.gatt_start, PSB_CR_BIF_TWOD_REQ_BASE); -} |