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This commit is contained in:
Maneet Singh
2025-12-02 15:32:25 -08:00
parent 2af9f1f0f7
commit a5bfb10e75
954 changed files with 421883 additions and 408177 deletions
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22
kernel-open/nvidia/nv-host1x.c
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@@ -26,7 +26,8 @@
#include "os-interface.h"
#include "nv-linux.h"
#if defined(NV_LINUX_NVHOST_H_PRESENT)
#if defined(NV_LINUX_NVHOST_H_PRESENT) && defined(NV_LINUX_HOST1X_NEXT_H_PRESENT)
#include <linux/host1x-next.h>
#include <linux/nvhost.h>
#if defined(NV_LINUX_NVHOST_T194_H_PRESENT)
#include <linux/nvhost_t194.h>
@@ -40,9 +41,12 @@ NV_STATUS nv_get_syncpoint_aperture
NvU32 *offset
)
{
struct platform_device *host1x_pdev = NULL;
struct platform_device *host1x_pdev;
phys_addr_t base;
size_t size;
struct host1x *host1x;
NvU32 stride;
NvU32 num_syncpts;
NvS32 ret;
host1x_pdev = nvhost_get_default_device();
if (host1x_pdev == NULL)
@@ -50,12 +54,16 @@ NV_STATUS nv_get_syncpoint_aperture
return NV_ERR_INVALID_DEVICE;
}
nvhost_syncpt_unit_interface_get_aperture(
host1x_pdev, &base, &size);
host1x = platform_get_drvdata(host1x_pdev);
ret = host1x_syncpt_get_shim_info(host1x, &base, &stride, &num_syncpts);
if ((ret != 0) || (syncpointId >= num_syncpts))
{
return NV_ERR_INVALID_DATA;
}
*physAddr = base;
*limit = nvhost_syncpt_unit_interface_get_byte_offset(1);
*offset = nvhost_syncpt_unit_interface_get_byte_offset(syncpointId);
*limit = stride;
*offset = stride * syncpointId;
return NV_OK;
}