diff --git a/drivers/gpu/host1x/hw/channel_hw.c b/drivers/gpu/host1x/hw/channel_hw.c index 95ea81172a83460d95139428d64f980f460c3263..3067af4452cddf632497a7cf18bb25ef3b7c7f97 100644 --- a/drivers/gpu/host1x/hw/channel_hw.c +++ b/drivers/gpu/host1x/hw/channel_hw.c @@ -17,6 +17,7 @@ */ #include <linux/host1x.h> +#include <linux/iommu.h> #include <linux/slab.h> #include <trace/events/host1x.h> @@ -89,6 +90,16 @@ static inline void synchronize_syncpt_base(struct host1x_job *job) HOST1X_UCLASS_LOAD_SYNCPT_BASE_VALUE_F(value)); } +static void host1x_channel_set_streamid(struct host1x_channel *channel) +{ +#if HOST1X_HW >= 6 + struct iommu_fwspec *spec = dev_iommu_fwspec_get(channel->dev->parent); + u32 sid = spec ? spec->ids[0] & 0xffff : 0x7f; + + host1x_ch_writel(channel, sid, HOST1X_CHANNEL_SMMU_STREAMID); +#endif +} + static int channel_submit(struct host1x_job *job) { struct host1x_channel *ch = job->channel; @@ -120,6 +131,8 @@ static int channel_submit(struct host1x_job *job) goto error; } + host1x_channel_set_streamid(ch); + /* begin a CDMA submit */ err = host1x_cdma_begin(&ch->cdma, job); if (err) { diff --git a/drivers/gpu/host1x/hw/host1x06_hardware.h b/drivers/gpu/host1x/hw/host1x06_hardware.h index 3039c92ea605ca8b2b864f63e6f39da1f70aef64..eab753b91f2403bc7e6363c4c12e3bd587361bb9 100644 --- a/drivers/gpu/host1x/hw/host1x06_hardware.h +++ b/drivers/gpu/host1x/hw/host1x06_hardware.h @@ -22,6 +22,7 @@ #include <linux/types.h> #include <linux/bitops.h> +#include "hw_host1x06_channel.h" #include "hw_host1x06_uclass.h" #include "hw_host1x06_vm.h" #include "hw_host1x06_hypervisor.h" diff --git a/drivers/gpu/host1x/hw/host1x07_hardware.h b/drivers/gpu/host1x/hw/host1x07_hardware.h index 1353e7ab71dd49686327d44cb89e7b524c34d2a3..a79f57dc87bbf1c2ce01239bd4956baf0a0f0c79 100644 --- a/drivers/gpu/host1x/hw/host1x07_hardware.h +++ b/drivers/gpu/host1x/hw/host1x07_hardware.h @@ -22,6 +22,7 @@ #include <linux/types.h> #include <linux/bitops.h> +#include "hw_host1x07_channel.h" #include "hw_host1x07_uclass.h" #include "hw_host1x07_vm.h" #include "hw_host1x07_hypervisor.h" diff --git a/drivers/gpu/host1x/hw/hw_host1x06_channel.h b/drivers/gpu/host1x/hw/hw_host1x06_channel.h new file mode 100644 index 0000000000000000000000000000000000000000..18ae1c57bbeade70ab691354dc60e6bbcaefde60 --- /dev/null +++ b/drivers/gpu/host1x/hw/hw_host1x06_channel.h @@ -0,0 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2019 NVIDIA Corporation. + */ + +#ifndef HOST1X_HW_HOST1X06_CHANNEL_H +#define HOST1X_HW_HOST1X06_CHANNEL_H + +#define HOST1X_CHANNEL_SMMU_STREAMID 0x084 + +#endif diff --git a/drivers/gpu/host1x/hw/hw_host1x07_channel.h b/drivers/gpu/host1x/hw/hw_host1x07_channel.h new file mode 100644 index 0000000000000000000000000000000000000000..96fa72bbd7abdfcf3f221d66c4a4183df2b09bec --- /dev/null +++ b/drivers/gpu/host1x/hw/hw_host1x07_channel.h @@ -0,0 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2019 NVIDIA Corporation. + */ + +#ifndef HOST1X_HW_HOST1X07_CHANNEL_H +#define HOST1X_HW_HOST1X07_CHANNEL_H + +#define HOST1X_CHANNEL_SMMU_STREAMID 0x084 + +#endif