[6/9] drm/msm/a6xx: add support for A650 gmu rscc registers

Message ID	20200420140313.7263-7-jonathan@marek.ca (mailing list archive)
State	New, archived
Headers	show Return-Path: <SRS0=Fqe7=6F=lists.freedesktop.org=dri-devel-bounces@kernel.org> DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 47DFB2072D From: Jonathan Marek <jonathan@marek.ca> To: freedreno@lists.freedesktop.org Subject: [PATCH 6/9] drm/msm/a6xx: add support for A650 gmu rscc registers Date: Mon, 20 Apr 2020 10:03:10 -0400 Message-Id: <20200420140313.7263-7-jonathan@marek.ca> In-Reply-To: <20200420140313.7263-1-jonathan@marek.ca> References: <20200420140313.7263-1-jonathan@marek.ca> MIME-Version: 1.0 Precedence: list Cc: David Airlie <airlied@linux.ie>, "open list:DRM DRIVER FOR MSM ADRENO GPU" <linux-arm-msm@vger.kernel.org>, Sharat Masetty <smasetty@codeaurora.org>, "open list:DRM DRIVER FOR MSM ADRENO GPU" <dri-devel@lists.freedesktop.org>, Stephen Boyd <swboyd@chromium.org>, "Michael J. Ruhl" <michael.j.ruhl@intel.com>, Sean Paul <sean@poorly.run>, open list <linux-kernel@vger.kernel.org> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org>
Series	[1/9] drm/msm/adreno: add A640/A650 to gpulist \| expand [1/9] drm/msm/adreno: add A640/A650 to gpulist [2/9] Revert "drm/msm/a6xx: Use the DMA API for GMU memory objects" [3/9] drm/msm/a6xx: allow allocating GMU memory with a fixed address [4/9] drm/msm/a6xx: HFI v2 for A640 and A650 [5/9] drm/msm/a6xx: A640/A650 GMU firmware path [6/9] drm/msm/a6xx: add support for A650 gmu rscc registers [7/9] drm/msm/a6xx: gmu_pdc register values for A640 and A650 [8/9] drm/msm/a6xx: enable GMU log [9/9] drm/msm/a6xx: update a6xx_hw_init for A640 and A650

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c index 6dffd1095a24..3e51939eb867 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c @@ -420,7 +420,7 @@ static int a6xx_rpmh_start(struct a6xx_gmu *gmu) return ret; } - ret = gmu_poll_timeout(gmu, REG_A6XX_RSCC_SEQ_BUSY_DRV0, val, + ret = gmu_poll_timeout_rscc(gmu, REG_A6XX_RSCC_SEQ_BUSY_DRV0, val, !val, 100, 10000); if (ret) { @@ -446,7 +446,7 @@ static void a6xx_rpmh_stop(struct a6xx_gmu *gmu) gmu_write(gmu, REG_A6XX_GMU_RSCC_CONTROL_REQ, 1); - ret = gmu_poll_timeout(gmu, REG_A6XX_GPU_RSCC_RSC_STATUS0_DRV0, + ret = gmu_poll_timeout_rscc(gmu, REG_A6XX_GPU_RSCC_RSC_STATUS0_DRV0, val, val & (1 << 16), 100, 10000); if (ret) DRM_DEV_ERROR(gmu->dev, "Unable to power off the GPU RSC\n"); @@ -474,27 +474,35 @@ static void a6xx_gmu_rpmh_init(struct a6xx_gmu *gmu) goto err; /* Disable SDE clock gating */ - gmu_write(gmu, REG_A6XX_GPU_RSCC_RSC_STATUS0_DRV0, BIT(24)); + gmu_write_rscc(gmu, REG_A6XX_GPU_RSCC_RSC_STATUS0_DRV0, BIT(24)); /* Setup RSC PDC handshake for sleep and wakeup */ - gmu_write(gmu, REG_A6XX_RSCC_PDC_SLAVE_ID_DRV0, 1); - gmu_write(gmu, REG_A6XX_RSCC_HIDDEN_TCS_CMD0_DATA, 0); - gmu_write(gmu, REG_A6XX_RSCC_HIDDEN_TCS_CMD0_ADDR, 0); - gmu_write(gmu, REG_A6XX_RSCC_HIDDEN_TCS_CMD0_DATA + 2, 0); - gmu_write(gmu, REG_A6XX_RSCC_HIDDEN_TCS_CMD0_ADDR + 2, 0); - gmu_write(gmu, REG_A6XX_RSCC_HIDDEN_TCS_CMD0_DATA + 4, 0x80000000); - gmu_write(gmu, REG_A6XX_RSCC_HIDDEN_TCS_CMD0_ADDR + 4, 0); - gmu_write(gmu, REG_A6XX_RSCC_OVERRIDE_START_ADDR, 0); - gmu_write(gmu, REG_A6XX_RSCC_PDC_SEQ_START_ADDR, 0x4520); - gmu_write(gmu, REG_A6XX_RSCC_PDC_MATCH_VALUE_LO, 0x4510); - gmu_write(gmu, REG_A6XX_RSCC_PDC_MATCH_VALUE_HI, 0x4514); + gmu_write_rscc(gmu, REG_A6XX_RSCC_PDC_SLAVE_ID_DRV0, 1); + gmu_write_rscc(gmu, REG_A6XX_RSCC_HIDDEN_TCS_CMD0_DATA, 0); + gmu_write_rscc(gmu, REG_A6XX_RSCC_HIDDEN_TCS_CMD0_ADDR, 0); + gmu_write_rscc(gmu, REG_A6XX_RSCC_HIDDEN_TCS_CMD0_DATA + 2, 0); + gmu_write_rscc(gmu, REG_A6XX_RSCC_HIDDEN_TCS_CMD0_ADDR + 2, 0); + gmu_write_rscc(gmu, REG_A6XX_RSCC_HIDDEN_TCS_CMD0_DATA + 4, 0x80000000); + gmu_write_rscc(gmu, REG_A6XX_RSCC_HIDDEN_TCS_CMD0_ADDR + 4, 0); + gmu_write_rscc(gmu, REG_A6XX_RSCC_OVERRIDE_START_ADDR, 0); + gmu_write_rscc(gmu, REG_A6XX_RSCC_PDC_SEQ_START_ADDR, 0x4520); + gmu_write_rscc(gmu, REG_A6XX_RSCC_PDC_MATCH_VALUE_LO, 0x4510); + gmu_write_rscc(gmu, REG_A6XX_RSCC_PDC_MATCH_VALUE_HI, 0x4514); /* Load RSC sequencer uCode for sleep and wakeup */ - gmu_write(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0, 0xa7a506a0); - gmu_write(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0 + 1, 0xa1e6a6e7); - gmu_write(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0 + 2, 0xa2e081e1); - gmu_write(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0 + 3, 0xe9a982e2); - gmu_write(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0 + 4, 0x0020e8a8); + if (adreno_is_a650(adreno_gpu)) { + gmu_write_rscc(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0, 0xeaaae5a0); + gmu_write_rscc(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0 + 1, 0xe1a1ebab); + gmu_write_rscc(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0 + 2, 0xa2e0a581); + gmu_write_rscc(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0 + 3, 0xecac82e2); + gmu_write_rscc(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0 + 4, 0x0020edad); + } else { + gmu_write_rscc(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0, 0xa7a506a0); + gmu_write_rscc(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0 + 1, 0xa1e6a6e7); + gmu_write_rscc(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0 + 2, 0xa2e081e1); + gmu_write_rscc(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0 + 3, 0xe9a982e2); + gmu_write_rscc(gmu, REG_A6XX_RSCC_SEQ_MEM_0_DRV0 + 4, 0x0020e8a8); + } /* Load PDC sequencer uCode for power up and power down sequence */ pdc_write(seqptr, REG_A6XX_PDC_GPU_SEQ_MEM_0, 0xfebea1e1); @@ -783,13 +791,13 @@ static void a6xx_gmu_rpmh_off(struct a6xx_gmu *gmu) u32 val; /* Make sure there are no outstanding RPMh votes */ - gmu_poll_timeout(gmu, REG_A6XX_RSCC_TCS0_DRV0_STATUS, val, + gmu_poll_timeout_rscc(gmu, REG_A6XX_RSCC_TCS0_DRV0_STATUS, val, (val & 1), 100, 10000); - gmu_poll_timeout(gmu, REG_A6XX_RSCC_TCS1_DRV0_STATUS, val, + gmu_poll_timeout_rscc(gmu, REG_A6XX_RSCC_TCS1_DRV0_STATUS, val, (val & 1), 100, 10000); - gmu_poll_timeout(gmu, REG_A6XX_RSCC_TCS2_DRV0_STATUS, val, + gmu_poll_timeout_rscc(gmu, REG_A6XX_RSCC_TCS2_DRV0_STATUS, val, (val & 1), 100, 10000); - gmu_poll_timeout(gmu, REG_A6XX_RSCC_TCS3_DRV0_STATUS, val, + gmu_poll_timeout_rscc(gmu, REG_A6XX_RSCC_TCS3_DRV0_STATUS, val, (val & 1), 100, 1000); } @@ -1385,6 +1393,7 @@ static int a6xx_gmu_get_irq(struct a6xx_gmu *gmu, struct platform_device *pdev, void a6xx_gmu_remove(struct a6xx_gpu *a6xx_gpu) { + struct adreno_gpu *adreno_gpu = &a6xx_gpu->base; struct a6xx_gmu *gmu = &a6xx_gpu->gmu; if (!gmu->initialized) @@ -1398,7 +1407,10 @@ void a6xx_gmu_remove(struct a6xx_gpu *a6xx_gpu) } iounmap(gmu->mmio); + if (adreno_is_a650(adreno_gpu)) + iounmap(gmu->rscc); gmu->mmio = NULL; + gmu->rscc = NULL; a6xx_gmu_memory_free(gmu, gmu->icache); a6xx_gmu_memory_free(gmu, gmu->dcache); @@ -1488,6 +1500,14 @@ int a6xx_gmu_init(struct a6xx_gpu *a6xx_gpu, struct device_node *node) if (IS_ERR(gmu->mmio)) goto err_memory; + if (adreno_is_a650(adreno_gpu)) { + gmu->rscc = a6xx_gmu_get_mmio(pdev, "rscc"); + if (IS_ERR(gmu->rscc)) + goto err_mmio; + } else { + gmu->rscc = gmu->mmio + 0x23000; + } + /* Get the HFI and GMU interrupts */ gmu->hfi_irq = a6xx_gmu_get_irq(gmu, pdev, "hfi", a6xx_hfi_irq); gmu->gmu_irq = a6xx_gmu_get_irq(gmu, pdev, "gmu", a6xx_gmu_irq); @@ -1513,6 +1533,8 @@ int a6xx_gmu_init(struct a6xx_gpu *a6xx_gpu, struct device_node *node) err_mmio: iounmap(gmu->mmio); + if (adreno_is_a650(adreno_gpu)) + iounmap(gmu->rscc); free_irq(gmu->gmu_irq, gmu); free_irq(gmu->hfi_irq, gmu); err_memory: diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.h b/drivers/gpu/drm/msm/adreno/a6xx_gmu.h index ff5d9c61e487..abd425ca6682 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.h +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.h @@ -45,6 +45,7 @@ struct a6xx_gmu { struct device *dev; void * __iomem mmio; + void * __iomem rscc; int hfi_irq; int gmu_irq; @@ -127,6 +128,15 @@ static inline u64 gmu_read64(struct a6xx_gmu *gmu, u32 lo, u32 hi) readl_poll_timeout((gmu)->mmio + ((addr) << 2), val, cond, \ interval, timeout) +static inline void gmu_write_rscc(struct a6xx_gmu *gmu, u32 offset, u32 value) +{ + return msm_writel(value, gmu->rscc + (offset << 2)); +} + +#define gmu_poll_timeout_rscc(gmu, addr, val, cond, interval, timeout) \ + readl_poll_timeout((gmu)->rscc + ((addr) << 2), val, cond, \ + interval, timeout) + /* * These are the available OOB (out of band requests) to the GMU where "out of * band" means that the CPU talks to the GMU directly and not through HFI. diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.xml.h b/drivers/gpu/drm/msm/adreno/a6xx_gmu.xml.h index eb2cd41dae6e..b4357ea550ec 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.xml.h +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.xml.h @@ -336,8 +336,6 @@ static inline uint32_t A6XX_GMU_GPU_NAP_CTRL_SID(uint32_t val) #define REG_A6XX_GMU_AO_SPARE_CNTL 0x00009316 -#define REG_A6XX_GPU_RSCC_RSC_STATUS0_DRV0 0x00008c04 - #define REG_A6XX_GMU_RSCC_CONTROL_REQ 0x00009307 #define REG_A6XX_GMU_RSCC_CONTROL_ACK 0x00009308 @@ -350,39 +348,41 @@ static inline uint32_t A6XX_GMU_GPU_NAP_CTRL_SID(uint32_t val) #define REG_A6XX_GPU_CC_GX_DOMAIN_MISC 0x00009d42 -#define REG_A6XX_RSCC_PDC_SEQ_START_ADDR 0x00008c08 +#define REG_A6XX_GPU_RSCC_RSC_STATUS0_DRV0 0x00000004 + +#define REG_A6XX_RSCC_PDC_SEQ_START_ADDR 0x00000008 -#define REG_A6XX_RSCC_PDC_MATCH_VALUE_LO 0x00008c09 +#define REG_A6XX_RSCC_PDC_MATCH_VALUE_LO 0x00000009 -#define REG_A6XX_RSCC_PDC_MATCH_VALUE_HI 0x00008c0a +#define REG_A6XX_RSCC_PDC_MATCH_VALUE_HI 0x0000000a -#define REG_A6XX_RSCC_PDC_SLAVE_ID_DRV0 0x00008c0b +#define REG_A6XX_RSCC_PDC_SLAVE_ID_DRV0 0x0000000b -#define REG_A6XX_RSCC_HIDDEN_TCS_CMD0_ADDR 0x00008c0d +#define REG_A6XX_RSCC_HIDDEN_TCS_CMD0_ADDR 0x0000000d -#define REG_A6XX_RSCC_HIDDEN_TCS_CMD0_DATA 0x00008c0e +#define REG_A6XX_RSCC_HIDDEN_TCS_CMD0_DATA 0x0000000e -#define REG_A6XX_RSCC_TIMESTAMP_UNIT0_TIMESTAMP_L_DRV0 0x00008c82 +#define REG_A6XX_RSCC_TIMESTAMP_UNIT0_TIMESTAMP_L_DRV0 0x00000082 -#define REG_A6XX_RSCC_TIMESTAMP_UNIT0_TIMESTAMP_H_DRV0 0x00008c83 +#define REG_A6XX_RSCC_TIMESTAMP_UNIT0_TIMESTAMP_H_DRV0 0x00000083 -#define REG_A6XX_RSCC_TIMESTAMP_UNIT1_EN_DRV0 0x00008c89 +#define REG_A6XX_RSCC_TIMESTAMP_UNIT1_EN_DRV0 0x00000089 -#define REG_A6XX_RSCC_TIMESTAMP_UNIT1_OUTPUT_DRV0 0x00008c8c +#define REG_A6XX_RSCC_TIMESTAMP_UNIT1_OUTPUT_DRV0 0x0000008c -#define REG_A6XX_RSCC_OVERRIDE_START_ADDR 0x00008d00 +#define REG_A6XX_RSCC_OVERRIDE_START_ADDR 0x00000100 -#define REG_A6XX_RSCC_SEQ_BUSY_DRV0 0x00008d01 +#define REG_A6XX_RSCC_SEQ_BUSY_DRV0 0x00000101 -#define REG_A6XX_RSCC_SEQ_MEM_0_DRV0 0x00008d80 +#define REG_A6XX_RSCC_SEQ_MEM_0_DRV0 0x00000180 -#define REG_A6XX_RSCC_TCS0_DRV0_STATUS 0x00008f46 +#define REG_A6XX_RSCC_TCS0_DRV0_STATUS 0x00000346 -#define REG_A6XX_RSCC_TCS1_DRV0_STATUS 0x000090ae +#define REG_A6XX_RSCC_TCS1_DRV0_STATUS 0x000003ee -#define REG_A6XX_RSCC_TCS2_DRV0_STATUS 0x00009216 +#define REG_A6XX_RSCC_TCS2_DRV0_STATUS 0x00000496 -#define REG_A6XX_RSCC_TCS3_DRV0_STATUS 0x0000937e +#define REG_A6XX_RSCC_TCS3_DRV0_STATUS 0x0000053e #endif /* A6XX_GMU_XML */

[6/9] drm/msm/a6xx: add support for A650 gmu rscc registers

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