diff options
Diffstat (limited to 'drivers/mxc/amd-gpu/platform/hal/linux/gsl_hal.c')
| -rw-r--r-- | drivers/mxc/amd-gpu/platform/hal/linux/gsl_hal.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/mxc/amd-gpu/platform/hal/linux/gsl_hal.c b/drivers/mxc/amd-gpu/platform/hal/linux/gsl_hal.c index 51270ada4d36..8b271a79c52b 100644 --- a/drivers/mxc/amd-gpu/platform/hal/linux/gsl_hal.c +++ b/drivers/mxc/amd-gpu/platform/hal/linux/gsl_hal.c @@ -1,5 +1,5 @@ /* Copyright (c) 2008-2010, Advanced Micro Devices. All rights reserved. - * Copyright (C) 2008-2011 Freescale Semiconductor, Inc. + * Copyright (C) 2008-2012 Freescale Semiconductor, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -18,7 +18,7 @@ */ /* - * Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright (C) 2010-2012 Freescale Semiconductor, Inc. All Rights Reserved. */ #include "gsl_hal.h" @@ -49,6 +49,7 @@ extern int gmem_size; extern phys_addr_t gpu_reserved_mem; extern int gpu_reserved_mem_size; extern int gpu_2d_irq, gpu_3d_irq; +extern int enable_mmu; KGSLHAL_API int @@ -121,8 +122,7 @@ kgsl_hal_init(void) hal->has_z160 = 0; } - /* there is still some problem to enable mmu currently */ - gsl_driver.enable_mmu = 0; + gsl_driver.enable_mmu = enable_mmu; /* setup register space */ if (hal->has_z430) { @@ -160,6 +160,7 @@ kgsl_hal_init(void) } if (gsl_driver.enable_mmu) { + printk(KERN_INFO "gpu mmu enabled\n"); totalsize = GSL_HAL_SHMEM_SIZE_EMEM2_MMU + GSL_HAL_SHMEM_SIZE_PHYS_MMU; mem1size = GSL_HAL_SHMEM_SIZE_EMEM1_MMU; if (gpu_reserved_mem && gpu_reserved_mem_size >= totalsize) { @@ -173,6 +174,7 @@ kgsl_hal_init(void) va = (unsigned int)dma_alloc_coherent(0, totalsize, (dma_addr_t *)&pa, GFP_DMA | GFP_KERNEL); } } else { + printk(KERN_INFO "gpu mmu disabled\n"); if (gpu_reserved_mem && gpu_reserved_mem_size >= SZ_8M) { totalsize = gpu_reserved_mem_size; pa = gpu_reserved_mem; |