From patchwork Wed Aug 28 15:06:59 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konrad Dybcio X-Patchwork-Id: 13781416 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 1A6201A4B73; Wed, 28 Aug 2024 15:07:33 +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=1724857653; cv=none; b=JfGuStIw6x7UWLd50AREy7olsvPgy/rEvMYTDM/ijbBOTGT4Y/BnwlEqXoFPzscpFQl4s1L7IYsrZPqqOCN+0qq8bg9bUuZPGx4SkMiSmGzwMD144yfDocOugY66+UsftykiovtmFodF05WHwfPp1t4E7Wo+Q1UIZ8ELYEoXeKc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724857653; c=relaxed/simple; bh=jILtHjxwjjgjZztGE+ONkoeHJvK1Bqz1u5O/Mgt87zo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=e79/Ut7iuYHakmUaeeYrImBXxff34wOe1n1osahSP3HwhBigvmfDDf4Wn/bJ8HaSFsRQNYMiSBLNNo7K/U/70+WWmUxyi5IDiU63E+ONKW6uCsGZXzNaI9ndF7RL8Y1om9Bqln/GJT8OEKiwC+8lSlKOqlNNCDgoK3CjGohWJQ0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mJKCP7HJ; 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="mJKCP7HJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DA4C9C4CEC2; Wed, 28 Aug 2024 15:07:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724857653; bh=jILtHjxwjjgjZztGE+ONkoeHJvK1Bqz1u5O/Mgt87zo=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=mJKCP7HJpC7Xt9GPKaQpMw1iu94/AbDzSgkCeySm3xlDqzNaTfvLLLb6grL1S2oV9 at7ECEuYsOUBkRRcoAlUuFIquJZKzJ2CRdU8ZXsJA/CdWqYCPqocQbbVpe8HidYqwd 9X9HvMLQoBjWSoXhGwvyBGNRqpWBZ9lofMNbC6LWSKTTyNQhZ9qCLCwaz9FxN+tCWy IbFnZDgP5qtUOpVNRhNisC2clbNrm7z0FVuohwxm1FuekIzujrkK3gH4Q+lHvKcy/k UTt5rn2ekStKnWpPdD77cLE1Ylx4xCcKR5RVe6HCD5SgFVlCKRDSER7oWPC/FdAncn 1LIpeQQ1uhkpw== From: Konrad Dybcio Date: Wed, 28 Aug 2024 17:06:59 +0200 Subject: [PATCH v2 6/6] drm/msm/a6xx: Add A621 support Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240828-topic-a621-v2-6-1882c6b57432@kernel.org> References: <20240828-topic-a621-v2-0-1882c6b57432@kernel.org> In-Reply-To: <20240828-topic-a621-v2-0-1882c6b57432@kernel.org> To: Rob Clark , Sean Paul , Abhinav Kumar , Dmitry Baryshkov , David Airlie , Daniel Vetter , Konrad Dybcio Cc: Marijn Suijten , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, Konrad Dybcio X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1724857626; l=7367; i=konradybcio@kernel.org; s=20230215; h=from:subject:message-id; bh=RlDVPf4sSmjRNEQBMyj74j3T0Pz3TGytFQVkPF4yXA4=; b=4roaOxw8rygadrRbHoROYIC+eX5VJaNHf1BIzIoCP5mTnmb6/0LNZWwbkwkWElancN/KamruP O1872/4yPgKCCfOujsUwoQJBl2u4T/RQPSd2DMZxxq8eD1WWsP2RPJv X-Developer-Key: i=konradybcio@kernel.org; a=ed25519; pk=iclgkYvtl2w05SSXO5EjjSYlhFKsJ+5OSZBjOkQuEms= From: Konrad Dybcio A621 is a clear A662 derivative (same lineage as A650), no explosions or sick features, other than a NoC bug which can stall the GPU.. Add support for it. Signed-off-by: Konrad Dybcio --- drivers/gpu/drm/msm/adreno/a6xx_catalog.c | 78 ++++++++++++++++++++++++++++++- drivers/gpu/drm/msm/adreno/a6xx_gmu.c | 18 +++++++ drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 6 +++ drivers/gpu/drm/msm/adreno/adreno_gpu.h | 5 ++ 4 files changed, 106 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c index deee0b686962..d9d4a3e821f7 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c @@ -129,6 +129,59 @@ static const struct adreno_reglist a615_hwcg[] = { {}, }; +static const struct adreno_reglist a620_hwcg[] = { + {REG_A6XX_RBBM_CLOCK_CNTL_SP0, 0x02222222}, + {REG_A6XX_RBBM_CLOCK_CNTL2_SP0, 0x02222220}, + {REG_A6XX_RBBM_CLOCK_DELAY_SP0, 0x00000080}, + {REG_A6XX_RBBM_CLOCK_HYST_SP0, 0x0000f3cf}, + {REG_A6XX_RBBM_CLOCK_CNTL_TP0, 0x02222222}, + {REG_A6XX_RBBM_CLOCK_CNTL2_TP0, 0x22222222}, + {REG_A6XX_RBBM_CLOCK_CNTL3_TP0, 0x22222222}, + {REG_A6XX_RBBM_CLOCK_CNTL4_TP0, 0x00022222}, + {REG_A6XX_RBBM_CLOCK_DELAY_TP0, 0x11111111}, + {REG_A6XX_RBBM_CLOCK_DELAY2_TP0, 0x11111111}, + {REG_A6XX_RBBM_CLOCK_DELAY3_TP0, 0x11111111}, + {REG_A6XX_RBBM_CLOCK_DELAY4_TP0, 0x00011111}, + {REG_A6XX_RBBM_CLOCK_HYST_TP0, 0x77777777}, + {REG_A6XX_RBBM_CLOCK_HYST2_TP0, 0x77777777}, + {REG_A6XX_RBBM_CLOCK_HYST3_TP0, 0x77777777}, + {REG_A6XX_RBBM_CLOCK_HYST4_TP0, 0x00077777}, + {REG_A6XX_RBBM_CLOCK_CNTL_RB0, 0x22222222}, + {REG_A6XX_RBBM_CLOCK_CNTL2_RB0, 0x01002222}, + {REG_A6XX_RBBM_CLOCK_CNTL_CCU0, 0x00002220}, + {REG_A6XX_RBBM_CLOCK_HYST_RB_CCU0, 0x00040f00}, + {REG_A6XX_RBBM_CLOCK_CNTL_RAC, 0x25222022}, + {REG_A6XX_RBBM_CLOCK_CNTL2_RAC, 0x00005555}, + {REG_A6XX_RBBM_CLOCK_DELAY_RAC, 0x00000011}, + {REG_A6XX_RBBM_CLOCK_HYST_RAC, 0x00445044}, + {REG_A6XX_RBBM_CLOCK_CNTL_TSE_RAS_RBBM, 0x04222222}, + {REG_A6XX_RBBM_CLOCK_MODE_VFD, 0x00002222}, + {REG_A6XX_RBBM_CLOCK_MODE_GPC, 0x00222222}, + {REG_A6XX_RBBM_CLOCK_DELAY_HLSQ_2, 0x00000002}, + {REG_A6XX_RBBM_CLOCK_MODE_HLSQ, 0x00002222}, + {REG_A6XX_RBBM_CLOCK_DELAY_TSE_RAS_RBBM, 0x00004000}, + {REG_A6XX_RBBM_CLOCK_DELAY_VFD, 0x00002222}, + {REG_A6XX_RBBM_CLOCK_DELAY_GPC, 0x00000200}, + {REG_A6XX_RBBM_CLOCK_DELAY_HLSQ, 0x00000000}, + {REG_A6XX_RBBM_CLOCK_HYST_TSE_RAS_RBBM, 0x00000000}, + {REG_A6XX_RBBM_CLOCK_HYST_VFD, 0x00000000}, + {REG_A6XX_RBBM_CLOCK_HYST_GPC, 0x04104004}, + {REG_A6XX_RBBM_CLOCK_HYST_HLSQ, 0x00000000}, + {REG_A6XX_RBBM_CLOCK_CNTL_TEX_FCHE, 0x00000222}, + {REG_A6XX_RBBM_CLOCK_DELAY_TEX_FCHE, 0x00000111}, + {REG_A6XX_RBBM_CLOCK_HYST_TEX_FCHE, 0x00000777}, + {REG_A6XX_RBBM_CLOCK_CNTL_UCHE, 0x22222222}, + {REG_A6XX_RBBM_CLOCK_HYST_UCHE, 0x00000004}, + {REG_A6XX_RBBM_CLOCK_DELAY_UCHE, 0x00000002}, + {REG_A6XX_RBBM_ISDB_CNT, 0x00000182}, + {REG_A6XX_RBBM_RAC_THRESHOLD_CNT, 0x00000000}, + {REG_A6XX_RBBM_SP_HYST_CNT, 0x00000000}, + {REG_A6XX_RBBM_CLOCK_CNTL_GMU_GX, 0x00000222}, + {REG_A6XX_RBBM_CLOCK_DELAY_GMU_GX, 0x00000111}, + {REG_A6XX_RBBM_CLOCK_HYST_GMU_GX, 0x00000555}, + {}, +}; + static const struct adreno_reglist a630_hwcg[] = { {REG_A6XX_RBBM_CLOCK_CNTL_SP0, 0x22222222}, {REG_A6XX_RBBM_CLOCK_CNTL_SP1, 0x22222222}, @@ -490,7 +543,6 @@ static const u32 a630_protect_regs[] = { }; DECLARE_ADRENO_PROTECT(a630_protect, 32); -/* These are for a620 and a650 */ static const u32 a650_protect_regs[] = { A6XX_PROTECT_RDONLY(0x00000, 0x04ff), A6XX_PROTECT_RDONLY(0x00501, 0x0005), @@ -774,6 +826,30 @@ static const struct adreno_info a6xx_gpus[] = { { 169, 2 }, { 180, 1 }, ), + }, { + .chip_ids = ADRENO_CHIP_IDS(0x06020100), + .family = ADRENO_6XX_GEN3, + .fw = { + [ADRENO_FW_SQE] = "a650_sqe.fw", + [ADRENO_FW_GMU] = "a621_gmu.bin", + }, + .gmem = SZ_512K, + .inactive_period = DRM_MSM_INACTIVE_PERIOD, + .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT | + ADRENO_QUIRK_HAS_HW_APRIV, + .init = a6xx_gpu_init, + .zapfw = "a620_zap.mbn", + .a6xx = &(const struct a6xx_info) { + .hwcg = a620_hwcg, + .protect = &a650_protect, + .gmu_cgc_mode = 0x00020200, + .prim_fifo_threshold = 0x00010000, + }, + .address_space_size = SZ_16G, + .speedbins = ADRENO_SPEEDBINS( + { 0, 0 }, + { 137, 1 }, + ), }, { .chip_ids = ADRENO_CHIP_IDS( 0x06030001, diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c index 6f168f1f32d8..37927bdd6fbe 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c @@ -423,6 +423,20 @@ static int a6xx_gmu_gfx_rail_on(struct a6xx_gmu *gmu) return a6xx_gmu_set_oob(gmu, GMU_OOB_BOOT_SLUMBER); } +static void a6xx_gemnoc_workaround(struct a6xx_gmu *gmu) +{ + struct a6xx_gpu *a6xx_gpu = container_of(gmu, struct a6xx_gpu, gmu); + struct adreno_gpu *adreno_gpu = &a6xx_gpu->base; + + /* + * GEMNoC can power collapse whilst the GPU is being powered down, resulting + * in the power down sequence not being fully executed. That in turn can + * prevent CX_GDSC from collapsing. Assert Qactive to avoid this. + */ + if (adreno_is_a621(adreno_gpu) || adreno_is_7c3(adreno_gpu)) + gmu_write(gmu, REG_A6XX_GMU_AO_AHB_FENCE_CTRL, BIT(0)); +} + /* Let the GMU know that we are about to go into slumber */ static int a6xx_gmu_notify_slumber(struct a6xx_gmu *gmu) { @@ -456,6 +470,8 @@ static int a6xx_gmu_notify_slumber(struct a6xx_gmu *gmu) } out: + a6xx_gemnoc_workaround(gmu); + /* Put fence into allow mode */ gmu_write(gmu, REG_A6XX_GMU_AO_AHB_FENCE_CTRL, 0); return ret; @@ -945,6 +961,8 @@ static void a6xx_gmu_force_off(struct a6xx_gmu *gmu) /* Force off SPTP in case the GMU is managing it */ a6xx_sptprac_disable(gmu); + a6xx_gemnoc_workaround(gmu); + /* Make sure there are no outstanding RPMh votes */ a6xx_gmu_rpmh_off(gmu); diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 33a319f7d200..f2eca69613af 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -523,6 +523,12 @@ static void a6xx_calc_ubwc_config(struct adreno_gpu *gpu) if (adreno_is_a619_holi(gpu)) gpu->ubwc_config.highest_bank_bit = 13; + if (adreno_is_a621(gpu)) { + gpu->ubwc_config.highest_bank_bit = 13; + gpu->ubwc_config.amsbc = 1; + gpu->ubwc_config.uavflagprd_inv = 2; + } + if (adreno_is_a640_family(gpu)) gpu->ubwc_config.amsbc = 1; diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h index 26972b2cc896..ea2c25e007eb 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h @@ -384,6 +384,11 @@ static inline int adreno_is_a619_holi(const struct adreno_gpu *gpu) return adreno_is_a619(gpu) && adreno_has_gmu_wrapper(gpu); } +static inline int adreno_is_a621(const struct adreno_gpu *gpu) +{ + return gpu->info->chip_ids[0] == 0x06020100; +} + static inline int adreno_is_a630(const struct adreno_gpu *gpu) { return adreno_is_revn(gpu, 630);