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 DDD64276057; Tue, 27 May 2025 16:52:42 +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=1748364763; cv=none; b=lxpSBKxl+ewBW9gzPe6FZinP9E//gZP7J8kC4HG17QB6lMhqw0hoNJjxzaSnMdYWkHMIeehgEo2jGD7+aSfFq3l66E/hohR2HA8pOk/aJQ2MtPuBfUhyz8ATzIqYFKJSxew5HkWJp6RVfuKuuDhGEzAhU7N6lSN1qe16llztHsw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748364763; c=relaxed/simple; bh=kX69NCTp0oPyAL+crfUMIIM3z8Oj84x5axB7tor73u0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=A+cjBsOai/ttCIBumYmQQl6OWtd2+QW5fHqHq4oAzXTxCx9oVYOi268ZvyxGRH3QxcgTYK1A8sbpJTRkFZ7QHyHw6U3LgSFM6U/oJTheDkARmQ9xC+Q5M56Sy63m1h+H7Keu8MTt498lE1nNrRU6sIxOzTRH7Rt/kC/GXFnLcDQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=P4WVxXAQ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="P4WVxXAQ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DA20AC4CEF2; Tue, 27 May 2025 16:52:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1748364762; bh=kX69NCTp0oPyAL+crfUMIIM3z8Oj84x5axB7tor73u0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=P4WVxXAQmREGWYigOufuvEFMjxigcLGR6Ug06EbbNm1SpwWba9BHOOktjclsBJTCZ nsEwLAQjQIz+RQDgmJ0pbQGhQDPCcj4mHF7NMHzS3AevkyzyemUBkrnOIuGPcr/Fvc EMrNne3RY7H/TDetxhwzgZoC+/e9BdKR3wJmbzHo= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Mukul Joshi , Alex Deucher , Sasha Levin Subject: [PATCH 6.12 159/626] drm/amdgpu/gfx11: dont read registers in mqd init Date: Tue, 27 May 2025 18:20:52 +0200 Message-ID: <20250527162451.483812741@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250527162445.028718347@linuxfoundation.org> References: <20250527162445.028718347@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ 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 0357fea8ae1df..1f06b22dbe7c6 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c @@ -63,6 +63,23 @@ #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"); @@ -3896,7 +3913,7 @@ 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; } @@ -3918,14 +3935,14 @@ 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; @@ -3933,7 +3950,7 @@ 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; @@ -3955,7 +3972,7 @@ 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 @@ -3964,7 +3981,7 @@ 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); @@ -3976,7 +3993,7 @@ 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; @@ -4062,14 +4079,14 @@ 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, @@ -4098,7 +4115,7 @@ 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; @@ -4108,7 +4125,7 @@ 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, @@ -4134,7 +4151,7 @@ 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); @@ -4149,17 +4166,17 @@ 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