#include "msm_gpu.h"
#include "msm_gem.h"
+#include "msm_mmu.h"
/*
#ifdef CONFIG_MSM_BUS_SCALING
#include <mach/board.h>
-#include <mach/kgsl.h>
-static void bs_init(struct msm_gpu *gpu, struct platform_device *pdev)
+static void bs_init(struct msm_gpu *gpu)
{
- struct drm_device *dev = gpu->dev;
- struct kgsl_device_platform_data *pdata;
-
- if (!pdev) {
- dev_err(dev->dev, "could not find dtv pdata\n");
- return;
- }
-
- pdata = pdev->dev.platform_data;
- if (pdata->bus_scale_table) {
- gpu->bsc = msm_bus_scale_register_client(pdata->bus_scale_table);
+ if (gpu->bus_scale_table) {
+ gpu->bsc = msm_bus_scale_register_client(gpu->bus_scale_table);
DBG("bus scale client: %08x", gpu->bsc);
}
}
}
}
#else
-static void bs_init(struct msm_gpu *gpu, struct platform_device *pdev) {}
+static void bs_init(struct msm_gpu *gpu) {}
static void bs_fini(struct msm_gpu *gpu) {}
static void bs_set(struct msm_gpu *gpu, int idx) {}
#endif
struct drm_device *dev = gpu->dev;
uint32_t fence = gpu->funcs->last_fence(gpu);
+ msm_update_fence(gpu->dev, fence);
+
mutex_lock(&dev->struct_mutex);
while (!list_empty(&gpu->active_list)) {
}
}
- msm_update_fence(gpu->dev, fence);
-
mutex_unlock(&dev->struct_mutex);
}
struct msm_drm_private *priv = dev->dev_private;
int i, ret;
- mutex_lock(&dev->struct_mutex);
-
submit->fence = ++priv->next_fence;
gpu->submitted_fence = submit->fence;
msm_gem_move_to_active(&msm_obj->base, gpu, true, submit->fence);
}
hangcheck_timer_reset(gpu);
- mutex_unlock(&dev->struct_mutex);
return ret;
}
struct msm_gpu *gpu, const struct msm_gpu_funcs *funcs,
const char *name, const char *ioname, const char *irqname, int ringsz)
{
+ struct iommu_domain *iommu;
int i, ret;
gpu->dev = drm;
* and have separate page tables per context. For now, to keep things
* simple and to get something working, just use a single address space:
*/
- gpu->iommu = iommu_domain_alloc(&platform_bus_type);
- if (!gpu->iommu) {
- dev_err(drm->dev, "failed to allocate IOMMU\n");
- ret = -ENOMEM;
- goto fail;
+ iommu = iommu_domain_alloc(&platform_bus_type);
+ if (iommu) {
+ dev_info(drm->dev, "%s: using IOMMU\n", name);
+ gpu->mmu = msm_iommu_new(drm, iommu);
+ } else {
+ dev_info(drm->dev, "%s: no IOMMU, fallback to VRAM carveout!\n", name);
}
- gpu->id = msm_register_iommu(drm, gpu->iommu);
+ gpu->id = msm_register_mmu(drm, gpu->mmu);
/* Create ringbuffer: */
gpu->rb = msm_ringbuffer_new(gpu, ringsz);
goto fail;
}
- bs_init(gpu, pdev);
+ bs_init(gpu);
return 0;
msm_ringbuffer_destroy(gpu->rb);
}
- if (gpu->iommu)
- iommu_domain_free(gpu->iommu);
+ if (gpu->mmu)
+ gpu->mmu->funcs->destroy(gpu->mmu);
}