From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6A46F2D26B3; Mon, 5 May 2025 22:20:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746483630; cv=none; b=kmYvEB7XI7fGOkvsNXYYrA4VRJsrU+xSrpmV73NSk1oBdh8Fwemi88u2rMXboX/XaD4s2zSllewy9t6GRhkbm67XadASAI86IvWnfwppBPunDg4AgEapgS1oltMjQfetNFYimZK5zxwDCES2i1ojWBrzA9PV6XYLvU4BgOkcabg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746483630; c=relaxed/simple; bh=PPRDvtIczSslBwfyR2epLHudR5J53ZWkgJPhIEpURBk=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=C5Zas6ptGh+SIbKEikvQ9HFqKl/na86gGwuoqfvbvS063eCsWPqcJ4KBlljnx8XiKRv9G0mEQaI7V1x6l9SDzvMQgpoEjH0QKzgy3ktCgIVsUOklgGIK3adko9iE/t+Z4ZX6X9RxNRGpRmXRZoPthK55I1JH66Bc7mGCX0PAIq0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ahg1zw4+; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ahg1zw4+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9A093C4CEE4; Mon, 5 May 2025 22:20:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746483630; bh=PPRDvtIczSslBwfyR2epLHudR5J53ZWkgJPhIEpURBk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ahg1zw4+O3DDy0Wh3VfnE/wr4kUAY1DjY/cp2iQWKIeRp3C3FHVe1wj3/hjxB5dzE oCC6TD6tFP99s8KkZXTLSdBNaiy24Jq6s1vxrY0wXlnqjnDZBTD2+SIpskNEmKF7rc Hbx13l2Slrol4hMQdFq0tUrzb2ZoTYDGwrnqgyfYSB1Qh1RXbrW9OYoP042HAw//BU hFydvZWJM8Em6bbBKOeccb2vX2WeCL4+rtN1XSfm81rOs+Xffm9kd4JgLkyEjW5gog mR0cygKuMDOZQriyYrEEjFiRrqZ+Oy/xJ7e6H2zL0FgS52ohLsZSUu+yda62DB1a5V ASbOfMtd04MAA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Alex Deucher , Mukul Joshi , Sasha Levin , christian.koenig@amd.com, airlied@gmail.com, simona@ffwll.ch, sunil.khatri@amd.com, vitaly.prosyak@amd.com, tim.huang@amd.com, srinivasan.shanmugam@amd.com, Jesse.zhang@amd.com, Prike.Liang@amd.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 6.14 151/642] drm/amdgpu/gfx11: don't read registers in mqd init Date: Mon, 5 May 2025 18:06:07 -0400 Message-Id: <20250505221419.2672473-151-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250505221419.2672473-1-sashal@kernel.org> References: <20250505221419.2672473-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.14.5 Content-Transfer-Encoding: 8bit From: Alex Deucher [ Upstream commit e27b36ea6ba5f29e91fcfb375ea29503708fcf43 ] Just use the default values. There's not need to get the value from hardware and it could cause problems if we do that at runtime and gfxoff is active. Reviewed-by: Mukul Joshi Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c | 47 ++++++++++++++++++-------- 1 file changed, 32 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c index f1f53c7687410..e050c2e4ea734 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c @@ -64,6 +64,23 @@ #define regPC_CONFIG_CNTL_1 0x194d #define regPC_CONFIG_CNTL_1_BASE_IDX 1 +#define regCP_GFX_MQD_CONTROL_DEFAULT 0x00000100 +#define regCP_GFX_HQD_VMID_DEFAULT 0x00000000 +#define regCP_GFX_HQD_QUEUE_PRIORITY_DEFAULT 0x00000000 +#define regCP_GFX_HQD_QUANTUM_DEFAULT 0x00000a01 +#define regCP_GFX_HQD_CNTL_DEFAULT 0x00a00000 +#define regCP_RB_DOORBELL_CONTROL_DEFAULT 0x00000000 +#define regCP_GFX_HQD_RPTR_DEFAULT 0x00000000 + +#define regCP_HQD_EOP_CONTROL_DEFAULT 0x00000006 +#define regCP_HQD_PQ_DOORBELL_CONTROL_DEFAULT 0x00000000 +#define regCP_MQD_CONTROL_DEFAULT 0x00000100 +#define regCP_HQD_PQ_CONTROL_DEFAULT 0x00308509 +#define regCP_HQD_PQ_DOORBELL_CONTROL_DEFAULT 0x00000000 +#define regCP_HQD_PQ_RPTR_DEFAULT 0x00000000 +#define regCP_HQD_PERSISTENT_STATE_DEFAULT 0x0be05501 +#define regCP_HQD_IB_CONTROL_DEFAULT 0x00300000 + MODULE_FIRMWARE("amdgpu/gc_11_0_0_pfp.bin"); MODULE_FIRMWARE("amdgpu/gc_11_0_0_me.bin"); MODULE_FIRMWARE("amdgpu/gc_11_0_0_mec.bin"); @@ -3958,7 +3975,7 @@ static void gfx_v11_0_gfx_mqd_set_priority(struct amdgpu_device *adev, if (prop->hqd_pipe_priority == AMDGPU_GFX_PIPE_PRIO_HIGH) priority = 1; - tmp = RREG32_SOC15(GC, 0, regCP_GFX_HQD_QUEUE_PRIORITY); + tmp = regCP_GFX_HQD_QUEUE_PRIORITY_DEFAULT; tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_QUEUE_PRIORITY, PRIORITY_LEVEL, priority); mqd->cp_gfx_hqd_queue_priority = tmp; } @@ -3980,14 +3997,14 @@ static int gfx_v11_0_gfx_mqd_init(struct amdgpu_device *adev, void *m, mqd->cp_mqd_base_addr_hi = upper_32_bits(prop->mqd_gpu_addr); /* set up mqd control */ - tmp = RREG32_SOC15(GC, 0, regCP_GFX_MQD_CONTROL); + tmp = regCP_GFX_MQD_CONTROL_DEFAULT; tmp = REG_SET_FIELD(tmp, CP_GFX_MQD_CONTROL, VMID, 0); tmp = REG_SET_FIELD(tmp, CP_GFX_MQD_CONTROL, PRIV_STATE, 1); tmp = REG_SET_FIELD(tmp, CP_GFX_MQD_CONTROL, CACHE_POLICY, 0); mqd->cp_gfx_mqd_control = tmp; /* set up gfx_hqd_vimd with 0x0 to indicate the ring buffer's vmid */ - tmp = RREG32_SOC15(GC, 0, regCP_GFX_HQD_VMID); + tmp = regCP_GFX_HQD_VMID_DEFAULT; tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_VMID, VMID, 0); mqd->cp_gfx_hqd_vmid = 0; @@ -3995,7 +4012,7 @@ static int gfx_v11_0_gfx_mqd_init(struct amdgpu_device *adev, void *m, gfx_v11_0_gfx_mqd_set_priority(adev, mqd, prop); /* set up time quantum */ - tmp = RREG32_SOC15(GC, 0, regCP_GFX_HQD_QUANTUM); + tmp = regCP_GFX_HQD_QUANTUM_DEFAULT; tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_QUANTUM, QUANTUM_EN, 1); mqd->cp_gfx_hqd_quantum = tmp; @@ -4017,7 +4034,7 @@ static int gfx_v11_0_gfx_mqd_init(struct amdgpu_device *adev, void *m, /* set up the gfx_hqd_control, similar as CP_RB0_CNTL */ rb_bufsz = order_base_2(prop->queue_size / 4) - 1; - tmp = RREG32_SOC15(GC, 0, regCP_GFX_HQD_CNTL); + tmp = regCP_GFX_HQD_CNTL_DEFAULT; tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_CNTL, RB_BUFSZ, rb_bufsz); tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_CNTL, RB_BLKSZ, rb_bufsz - 2); #ifdef __BIG_ENDIAN @@ -4026,7 +4043,7 @@ static int gfx_v11_0_gfx_mqd_init(struct amdgpu_device *adev, void *m, mqd->cp_gfx_hqd_cntl = tmp; /* set up cp_doorbell_control */ - tmp = RREG32_SOC15(GC, 0, regCP_RB_DOORBELL_CONTROL); + tmp = regCP_RB_DOORBELL_CONTROL_DEFAULT; if (prop->use_doorbell) { tmp = REG_SET_FIELD(tmp, CP_RB_DOORBELL_CONTROL, DOORBELL_OFFSET, prop->doorbell_index); @@ -4038,7 +4055,7 @@ static int gfx_v11_0_gfx_mqd_init(struct amdgpu_device *adev, void *m, mqd->cp_rb_doorbell_control = tmp; /* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */ - mqd->cp_gfx_hqd_rptr = RREG32_SOC15(GC, 0, regCP_GFX_HQD_RPTR); + mqd->cp_gfx_hqd_rptr = regCP_GFX_HQD_RPTR_DEFAULT; /* active the queue */ mqd->cp_gfx_hqd_active = 1; @@ -4124,14 +4141,14 @@ static int gfx_v11_0_compute_mqd_init(struct amdgpu_device *adev, void *m, mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr); /* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */ - tmp = RREG32_SOC15(GC, 0, regCP_HQD_EOP_CONTROL); + tmp = regCP_HQD_EOP_CONTROL_DEFAULT; tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE, (order_base_2(GFX11_MEC_HPD_SIZE / 4) - 1)); mqd->cp_hqd_eop_control = tmp; /* enable doorbell? */ - tmp = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL); + tmp = regCP_HQD_PQ_DOORBELL_CONTROL_DEFAULT; if (prop->use_doorbell) { tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL, @@ -4160,7 +4177,7 @@ static int gfx_v11_0_compute_mqd_init(struct amdgpu_device *adev, void *m, mqd->cp_mqd_base_addr_hi = upper_32_bits(prop->mqd_gpu_addr); /* set MQD vmid to 0 */ - tmp = RREG32_SOC15(GC, 0, regCP_MQD_CONTROL); + tmp = regCP_MQD_CONTROL_DEFAULT; tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0); mqd->cp_mqd_control = tmp; @@ -4170,7 +4187,7 @@ static int gfx_v11_0_compute_mqd_init(struct amdgpu_device *adev, void *m, mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr); /* set up the HQD, this is similar to CP_RB0_CNTL */ - tmp = RREG32_SOC15(GC, 0, regCP_HQD_PQ_CONTROL); + tmp = regCP_HQD_PQ_CONTROL_DEFAULT; tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE, (order_base_2(prop->queue_size / 4) - 1)); tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE, @@ -4196,7 +4213,7 @@ static int gfx_v11_0_compute_mqd_init(struct amdgpu_device *adev, void *m, tmp = 0; /* enable the doorbell if requested */ if (prop->use_doorbell) { - tmp = RREG32_SOC15(GC, 0, regCP_HQD_PQ_DOORBELL_CONTROL); + tmp = regCP_HQD_PQ_DOORBELL_CONTROL_DEFAULT; tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL, DOORBELL_OFFSET, prop->doorbell_index); @@ -4211,17 +4228,17 @@ static int gfx_v11_0_compute_mqd_init(struct amdgpu_device *adev, void *m, mqd->cp_hqd_pq_doorbell_control = tmp; /* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */ - mqd->cp_hqd_pq_rptr = RREG32_SOC15(GC, 0, regCP_HQD_PQ_RPTR); + mqd->cp_hqd_pq_rptr = regCP_HQD_PQ_RPTR_DEFAULT; /* set the vmid for the queue */ mqd->cp_hqd_vmid = 0; - tmp = RREG32_SOC15(GC, 0, regCP_HQD_PERSISTENT_STATE); + tmp = regCP_HQD_PERSISTENT_STATE_DEFAULT; tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE, PRELOAD_SIZE, 0x55); mqd->cp_hqd_persistent_state = tmp; /* set MIN_IB_AVAIL_SIZE */ - tmp = RREG32_SOC15(GC, 0, regCP_HQD_IB_CONTROL); + tmp = regCP_HQD_IB_CONTROL_DEFAULT; tmp = REG_SET_FIELD(tmp, CP_HQD_IB_CONTROL, MIN_IB_AVAIL_SIZE, 3); mqd->cp_hqd_ib_control = tmp; -- 2.39.5