[PATCH 22/32] drm/amdgpu: sw_fini for each vcn instance

Alex Deucher alexdeucher at gmail.com
Mon Oct 28 19:40:56 UTC 2024


On Thu, Oct 17, 2024 at 11:43 AM <boyuan.zhang at amd.com> wrote:
>
> From: Boyuan Zhang <boyuan.zhang at amd.com>
>
> Pass instance parameter to amdgpu_vcn_sw_fini(), and perform
> sw fini ONLY for the given vcn instance, instead of for all
> vcn instances. Modify each vcn generation accordingly.
>
> Signed-off-by: Boyuan Zhang <boyuan.zhang at amd.com>

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

Thinking about these patches that modify amdgpu_vcn.c to add the
instance to them, will this break anything due to changes in ordering?
 If so, we may want to squash all of these together into one patch.

Alex

> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 36 ++++++++++++-------------
>  drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h |  2 +-
>  drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c   |  5 ++--
>  drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c   |  5 ++--
>  drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c   | 17 ++++++------
>  drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c   | 20 +++++++-------
>  drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c   | 21 +++++++--------
>  drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c | 16 +++++------
>  drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c | 21 +++++++--------
>  drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c | 21 +++++++--------
>  10 files changed, 81 insertions(+), 83 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
> index 791b95867ac2..307615ffeb79 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
> @@ -248,33 +248,31 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev, int inst)
>         return 0;
>  }
>
> -int amdgpu_vcn_sw_fini(struct amdgpu_device *adev)
> +int amdgpu_vcn_sw_fini(struct amdgpu_device *adev, int inst)
>  {
> -       int i, j;
> -
> -       for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
> -               if (adev->vcn.harvest_config & (1 << j))
> -                       continue;
> +       int i;
>
> -               amdgpu_bo_free_kernel(
> -                       &adev->vcn.inst[j].dpg_sram_bo,
> -                       &adev->vcn.inst[j].dpg_sram_gpu_addr,
> -                       (void **)&adev->vcn.inst[j].dpg_sram_cpu_addr);
> +       if (adev->vcn.harvest_config & (1 << inst))
> +               goto done;
>
> -               kvfree(adev->vcn.inst[j].saved_bo);
> +       amdgpu_bo_free_kernel(
> +               &adev->vcn.inst[inst].dpg_sram_bo,
> +               &adev->vcn.inst[inst].dpg_sram_gpu_addr,
> +               (void **)&adev->vcn.inst[inst].dpg_sram_cpu_addr);
>
> -               amdgpu_bo_free_kernel(&adev->vcn.inst[j].vcpu_bo,
> -                                         &adev->vcn.inst[j].gpu_addr,
> -                                         (void **)&adev->vcn.inst[j].cpu_addr);
> +       kvfree(adev->vcn.inst[inst].saved_bo);
>
> -               amdgpu_ring_fini(&adev->vcn.inst[j].ring_dec);
> +       amdgpu_bo_free_kernel(&adev->vcn.inst[inst].vcpu_bo,
> +                                 &adev->vcn.inst[inst].gpu_addr,
> +                                 (void **)&adev->vcn.inst[inst].cpu_addr);
>
> -               for (i = 0; i < adev->vcn.num_enc_rings; ++i)
> -                       amdgpu_ring_fini(&adev->vcn.inst[j].ring_enc[i]);
> +       amdgpu_ring_fini(&adev->vcn.inst[inst].ring_dec);
>
> -               amdgpu_ucode_release(&adev->vcn.inst[j].fw);
> -       }
> +       for (i = 0; i < adev->vcn.num_enc_rings; ++i)
> +               amdgpu_ring_fini(&adev->vcn.inst[inst].ring_enc[i]);
>
> +       amdgpu_ucode_release(&adev->vcn.inst[inst].fw);
> +done:
>         mutex_destroy(&adev->vcn.vcn1_jpeg1_workaround);
>         mutex_destroy(&adev->vcn.vcn_pg_lock);
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
> index 825b70a396cd..883b9f9776a1 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
> @@ -485,7 +485,7 @@ enum vcn_ring_type {
>
>  int amdgpu_vcn_early_init(struct amdgpu_device *adev, int inst);
>  int amdgpu_vcn_sw_init(struct amdgpu_device *adev, int inst);
> -int amdgpu_vcn_sw_fini(struct amdgpu_device *adev);
> +int amdgpu_vcn_sw_fini(struct amdgpu_device *adev, int inst);
>  int amdgpu_vcn_suspend(struct amdgpu_device *adev);
>  int amdgpu_vcn_resume(struct amdgpu_device *adev);
>  void amdgpu_vcn_ring_begin_use(struct amdgpu_ring *ring);
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
> index 70d865724463..8203f80be316 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
> @@ -222,8 +222,9 @@ static int vcn_v1_0_sw_init(struct amdgpu_ip_block *ip_block)
>   */
>  static int vcn_v1_0_sw_fini(struct amdgpu_ip_block *ip_block)
>  {
> -       int r;
>         struct amdgpu_device *adev = ip_block->adev;
> +       int inst = ip_block->instance;
> +       int r;
>
>         r = amdgpu_vcn_suspend(adev);
>         if (r)
> @@ -231,7 +232,7 @@ static int vcn_v1_0_sw_fini(struct amdgpu_ip_block *ip_block)
>
>         jpeg_v1_0_sw_fini(ip_block);
>
> -       r = amdgpu_vcn_sw_fini(adev);
> +       r = amdgpu_vcn_sw_fini(adev, inst);
>
>         kfree(adev->vcn.ip_dump);
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
> index 834311e13a4c..0481a07054eb 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
> @@ -245,9 +245,10 @@ static int vcn_v2_0_sw_init(struct amdgpu_ip_block *ip_block)
>   */
>  static int vcn_v2_0_sw_fini(struct amdgpu_ip_block *ip_block)
>  {
> -       int r, idx;
>         struct amdgpu_device *adev = ip_block->adev;
> +       int inst = ip_block->instance;
>         volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
> +       int r, idx;
>
>         if (drm_dev_enter(adev_to_drm(adev), &idx)) {
>                 fw_shared->present_flag_0 = 0;
> @@ -260,7 +261,7 @@ static int vcn_v2_0_sw_fini(struct amdgpu_ip_block *ip_block)
>         if (r)
>                 return r;
>
> -       r = amdgpu_vcn_sw_fini(adev);
> +       r = amdgpu_vcn_sw_fini(adev, inst);
>
>         kfree(adev->vcn.ip_dump);
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
> index f6d2e3e3bf32..ed972d843f93 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
> @@ -297,17 +297,18 @@ static int vcn_v2_5_sw_init(struct amdgpu_ip_block *ip_block)
>   */
>  static int vcn_v2_5_sw_fini(struct amdgpu_ip_block *ip_block)
>  {
> -       int i, r, idx;
>         struct amdgpu_device *adev = ip_block->adev;
>         volatile struct amdgpu_fw_shared *fw_shared;
> +       int inst = ip_block->instance;
> +       int r, idx;
>
>         if (drm_dev_enter(adev_to_drm(adev), &idx)) {
> -               for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
> -                       if (adev->vcn.harvest_config & (1 << i))
> -                               continue;
> -                       fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
> -                       fw_shared->present_flag_0 = 0;
> -               }
> +               if (adev->vcn.harvest_config & (1 << inst))
> +                       goto done;
> +
> +               fw_shared = adev->vcn.inst[inst].fw_shared.cpu_addr;
> +               fw_shared->present_flag_0 = 0;
> +       done:
>                 drm_dev_exit(idx);
>         }
>
> @@ -319,7 +320,7 @@ static int vcn_v2_5_sw_fini(struct amdgpu_ip_block *ip_block)
>         if (r)
>                 return r;
>
> -       r = amdgpu_vcn_sw_fini(adev);
> +       r = amdgpu_vcn_sw_fini(adev, inst);
>
>         kfree(adev->vcn.ip_dump);
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
> index 9b62296cc233..c45bebeb0aaa 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
> @@ -306,19 +306,19 @@ static int vcn_v3_0_sw_init(struct amdgpu_ip_block *ip_block)
>  static int vcn_v3_0_sw_fini(struct amdgpu_ip_block *ip_block)
>  {
>         struct amdgpu_device *adev = ip_block->adev;
> -       int i, r, idx;
> +       int inst = ip_block->instance;
> +       int r, idx;
>
>         if (drm_dev_enter(adev_to_drm(adev), &idx)) {
> -               for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
> -                       volatile struct amdgpu_fw_shared *fw_shared;
> +               volatile struct amdgpu_fw_shared *fw_shared;
>
> -                       if (adev->vcn.harvest_config & (1 << i))
> -                               continue;
> -                       fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
> -                       fw_shared->present_flag_0 = 0;
> -                       fw_shared->sw_ring.is_enabled = false;
> -               }
> +               if (adev->vcn.harvest_config & (1 << inst))
> +                       goto done;
>
> +               fw_shared = adev->vcn.inst[inst].fw_shared.cpu_addr;
> +               fw_shared->present_flag_0 = 0;
> +               fw_shared->sw_ring.is_enabled = false;
> +       done:
>                 drm_dev_exit(idx);
>         }
>
> @@ -329,7 +329,7 @@ static int vcn_v3_0_sw_fini(struct amdgpu_ip_block *ip_block)
>         if (r)
>                 return r;
>
> -       r = amdgpu_vcn_sw_fini(adev);
> +       r = amdgpu_vcn_sw_fini(adev, inst);
>
>         kfree(adev->vcn.ip_dump);
>         return r;
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
> index 79d5ef8f857c..c87b4e46f2b0 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
> @@ -258,20 +258,19 @@ static int vcn_v4_0_sw_init(struct amdgpu_ip_block *ip_block)
>  static int vcn_v4_0_sw_fini(struct amdgpu_ip_block *ip_block)
>  {
>         struct amdgpu_device *adev = ip_block->adev;
> -       int i, r, idx;
> +       int inst = ip_block->instance;
> +       int r, idx;
>
>         if (drm_dev_enter(adev_to_drm(adev), &idx)) {
> -               for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
> -                       volatile struct amdgpu_vcn4_fw_shared *fw_shared;
> +               volatile struct amdgpu_vcn4_fw_shared *fw_shared;
>
> -                       if (adev->vcn.harvest_config & (1 << i))
> -                               continue;
> -
> -                       fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
> -                       fw_shared->present_flag_0 = 0;
> -                       fw_shared->sq.is_enabled = 0;
> -               }
> +               if (adev->vcn.harvest_config & (1 << inst))
> +                       goto done;
>
> +               fw_shared = adev->vcn.inst[inst].fw_shared.cpu_addr;
> +               fw_shared->present_flag_0 = 0;
> +               fw_shared->sq.is_enabled = 0;
> +       done:
>                 drm_dev_exit(idx);
>         }
>
> @@ -282,7 +281,7 @@ static int vcn_v4_0_sw_fini(struct amdgpu_ip_block *ip_block)
>         if (r)
>                 return r;
>
> -       r = amdgpu_vcn_sw_fini(adev);
> +       r = amdgpu_vcn_sw_fini(adev, inst);
>
>         kfree(adev->vcn.ip_dump);
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
> index 0932e992d088..0b55d801ae88 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
> @@ -219,16 +219,16 @@ static int vcn_v4_0_3_sw_init(struct amdgpu_ip_block *ip_block)
>  static int vcn_v4_0_3_sw_fini(struct amdgpu_ip_block *ip_block)
>  {
>         struct amdgpu_device *adev = ip_block->adev;
> -       int i, r, idx;
> +       int inst = ip_block->instance;
> +       int r, idx;
>
>         if (drm_dev_enter(&adev->ddev, &idx)) {
> -               for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
> -                       volatile struct amdgpu_vcn4_fw_shared *fw_shared;
> +               volatile struct amdgpu_vcn4_fw_shared *fw_shared;
> +
> +               fw_shared = adev->vcn.inst[inst].fw_shared.cpu_addr;
> +               fw_shared->present_flag_0 = 0;
> +               fw_shared->sq.is_enabled = cpu_to_le32(false);
>
> -                       fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
> -                       fw_shared->present_flag_0 = 0;
> -                       fw_shared->sq.is_enabled = cpu_to_le32(false);
> -               }
>                 drm_dev_exit(idx);
>         }
>
> @@ -239,7 +239,7 @@ static int vcn_v4_0_3_sw_fini(struct amdgpu_ip_block *ip_block)
>         if (r)
>                 return r;
>
> -       r = amdgpu_vcn_sw_fini(adev);
> +       r = amdgpu_vcn_sw_fini(adev, inst);
>
>         kfree(adev->vcn.ip_dump);
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c
> index e551ba1d1e12..b88fdb00cc5e 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c
> @@ -227,20 +227,19 @@ static int vcn_v4_0_5_sw_init(struct amdgpu_ip_block *ip_block)
>  static int vcn_v4_0_5_sw_fini(struct amdgpu_ip_block *ip_block)
>  {
>         struct amdgpu_device *adev = ip_block->adev;
> -       int i, r, idx;
> +       int inst = ip_block->instance;
> +       int r, idx;
>
>         if (drm_dev_enter(adev_to_drm(adev), &idx)) {
> -               for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
> -                       volatile struct amdgpu_vcn4_fw_shared *fw_shared;
> -
> -                       if (adev->vcn.harvest_config & (1 << i))
> -                               continue;
> +               volatile struct amdgpu_vcn4_fw_shared *fw_shared;
>
> -                       fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
> -                       fw_shared->present_flag_0 = 0;
> -                       fw_shared->sq.is_enabled = 0;
> -               }
> +               if (adev->vcn.harvest_config & (1 << inst))
> +                       goto done;
>
> +               fw_shared = adev->vcn.inst[inst].fw_shared.cpu_addr;
> +               fw_shared->present_flag_0 = 0;
> +               fw_shared->sq.is_enabled = 0;
> +       done:
>                 drm_dev_exit(idx);
>         }
>
> @@ -251,7 +250,7 @@ static int vcn_v4_0_5_sw_fini(struct amdgpu_ip_block *ip_block)
>         if (r)
>                 return r;
>
> -       r = amdgpu_vcn_sw_fini(adev);
> +       r = amdgpu_vcn_sw_fini(adev, inst);
>
>         kfree(adev->vcn.ip_dump);
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c
> index dc15a74bb3d8..15cdc7be9062 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c
> @@ -194,20 +194,19 @@ static int vcn_v5_0_0_sw_init(struct amdgpu_ip_block *ip_block)
>  static int vcn_v5_0_0_sw_fini(struct amdgpu_ip_block *ip_block)
>  {
>         struct amdgpu_device *adev = ip_block->adev;
> -       int i, r, idx;
> +       int inst = ip_block->instance;
> +       int r, idx;
>
>         if (drm_dev_enter(adev_to_drm(adev), &idx)) {
> -               for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
> -                       volatile struct amdgpu_vcn5_fw_shared *fw_shared;
> -
> -                       if (adev->vcn.harvest_config & (1 << i))
> -                               continue;
> +               volatile struct amdgpu_vcn5_fw_shared *fw_shared;
>
> -                       fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr;
> -                       fw_shared->present_flag_0 = 0;
> -                       fw_shared->sq.is_enabled = 0;
> -               }
> +               if (adev->vcn.harvest_config & (1 << inst))
> +                       goto done;
>
> +               fw_shared = adev->vcn.inst[inst].fw_shared.cpu_addr;
> +               fw_shared->present_flag_0 = 0;
> +               fw_shared->sq.is_enabled = 0;
> +       done:
>                 drm_dev_exit(idx);
>         }
>
> @@ -215,7 +214,7 @@ static int vcn_v5_0_0_sw_fini(struct amdgpu_ip_block *ip_block)
>         if (r)
>                 return r;
>
> -       r = amdgpu_vcn_sw_fini(adev);
> +       r = amdgpu_vcn_sw_fini(adev, inst);
>
>         kfree(adev->vcn.ip_dump);
>
> --
> 2.34.1
>


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