From 155748c912e7063dfcf0cd071e289f4aff152672 Mon Sep 17 00:00:00 2001 From: Huang Rui Date: Mon, 9 Mar 2020 13:53:37 -0400 Subject: drm/amdgpu: expand the emit tmz interface with trusted flag MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch expands the emit_tmz function to support trusted flag while we want to set command buffer in trusted mode. Signed-off-by: Huang Rui Reviewed-by: Alex Deucher Acked-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 4 ++-- drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 16 ++++++++++++---- drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 13 ++++++++++--- 4 files changed, 25 insertions(+), 10 deletions(-) (limited to 'drivers/gpu/drm/amd') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index 1adaac972190..4b325a4f0b19 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -233,7 +233,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, } if (ring->funcs->emit_tmz) - amdgpu_ring_emit_tmz(ring, false); + amdgpu_ring_emit_tmz(ring, false, false); #ifdef CONFIG_X86_64 if (!(adev->flags & AMD_IS_APU)) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h index 7d39064f9361..b6cae39b2e4b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h @@ -177,7 +177,7 @@ struct amdgpu_ring_funcs { void (*emit_reg_write_reg_wait)(struct amdgpu_ring *ring, uint32_t reg0, uint32_t reg1, uint32_t ref, uint32_t mask); - void (*emit_tmz)(struct amdgpu_ring *ring, bool start); + void (*emit_tmz)(struct amdgpu_ring *ring, bool start, bool trusted); /* Try to soft recover the ring to make the fence signal */ void (*soft_recovery)(struct amdgpu_ring *ring, unsigned vmid); int (*preempt_ib)(struct amdgpu_ring *ring); @@ -256,7 +256,7 @@ struct amdgpu_ring { #define amdgpu_ring_emit_wreg(r, d, v) (r)->funcs->emit_wreg((r), (d), (v)) #define amdgpu_ring_emit_reg_wait(r, d, v, m) (r)->funcs->emit_reg_wait((r), (d), (v), (m)) #define amdgpu_ring_emit_reg_write_reg_wait(r, d0, d1, v, m) (r)->funcs->emit_reg_write_reg_wait((r), (d0), (d1), (v), (m)) -#define amdgpu_ring_emit_tmz(r, b) (r)->funcs->emit_tmz((r), (b)) +#define amdgpu_ring_emit_tmz(r, b, s) (r)->funcs->emit_tmz((r), (b), (s)) #define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib))) #define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r)) #define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o)) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index 97659be2cf36..5ee885c41b83 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -3037,7 +3037,8 @@ static int gfx_v10_0_rlc_backdoor_autoload_enable(struct amdgpu_device *adev); static int gfx_v10_0_wait_for_rlc_autoload_complete(struct amdgpu_device *adev); static void gfx_v10_0_ring_emit_ce_meta(struct amdgpu_ring *ring, bool resume); static void gfx_v10_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume); -static void gfx_v10_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start); +static void gfx_v10_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start, + bool trusted); static void gfx10_kiq_set_resources(struct amdgpu_ring *kiq_ring, uint64_t queue_mask) { @@ -7442,7 +7443,7 @@ static void gfx_v10_0_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flag gfx_v10_0_ring_emit_ce_meta(ring, (!amdgpu_sriov_vf(ring->adev) && flags & AMDGPU_IB_PREEMPTED) ? true : false); - gfx_v10_0_ring_emit_tmz(ring, true); + gfx_v10_0_ring_emit_tmz(ring, true, false); dw2 |= 0x80000000; /* set load_enable otherwise this package is just NOPs */ if (flags & AMDGPU_HAVE_CTX_SWITCH) { @@ -7600,10 +7601,17 @@ static void gfx_v10_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume) sizeof(de_payload) >> 2); } -static void gfx_v10_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start) +static void gfx_v10_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start, + bool trusted) { amdgpu_ring_write(ring, PACKET3(PACKET3_FRAME_CONTROL, 0)); - amdgpu_ring_write(ring, FRAME_CMD(start ? 0 : 1)); /* frame_end */ + /* + * cmd = 0: frame begin + * cmd = 1: frame end + */ + amdgpu_ring_write(ring, + ((ring->adev->tmz.enabled && trusted) ? FRAME_TMZ : 0) + | FRAME_CMD(start ? 0 : 1)); } static void gfx_v10_0_ring_emit_rreg(struct amdgpu_ring *ring, uint32_t reg, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index b7b51037b1cf..89eaa8a89069 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -5442,10 +5442,17 @@ static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring) amdgpu_ring_write_multiple(ring, (void *)&de_payload, sizeof(de_payload) >> 2); } -static void gfx_v9_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start) +static void gfx_v9_0_ring_emit_tmz(struct amdgpu_ring *ring, bool start, + bool trusted) { amdgpu_ring_write(ring, PACKET3(PACKET3_FRAME_CONTROL, 0)); - amdgpu_ring_write(ring, FRAME_CMD(start ? 0 : 1)); /* frame_end */ + /* + * cmd = 0: frame begin + * cmd = 1: frame end + */ + amdgpu_ring_write(ring, + ((ring->adev->tmz.enabled && trusted) ? FRAME_TMZ : 0) + | FRAME_CMD(start ? 0 : 1)); } static void gfx_v9_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags) @@ -5455,7 +5462,7 @@ static void gfx_v9_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags) if (amdgpu_sriov_vf(ring->adev)) gfx_v9_0_ring_emit_ce_meta(ring); - gfx_v9_0_ring_emit_tmz(ring, true); + gfx_v9_0_ring_emit_tmz(ring, true, false); dw2 |= 0x80000000; /* set load_enable otherwise this package is just NOPs */ if (flags & AMDGPU_HAVE_CTX_SWITCH) { -- cgit v1.2.3