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Message-ID: <20241022-a663-gpu-support-v2-1-38da38234697@quicinc.com>
Date: Tue, 22 Oct 2024 03:16:03 +0530
From: Akhil P Oommen <quic_akhilpo@...cinc.com>
To: Rob Clark <robdclark@...il.com>, Sean Paul <sean@...rly.run>,
"Konrad
Dybcio" <konradybcio@...nel.org>,
Abhinav Kumar <quic_abhinavk@...cinc.com>,
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
Marijn Suijten
<marijn.suijten@...ainline.org>,
David Airlie <airlied@...il.com>, "Simona
Vetter" <simona@...ll.ch>,
Maarten Lankhorst
<maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>,
Thomas Zimmermann <tzimmermann@...e.de>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Connor Abbott <cwabbott0@...il.com>
CC: <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
<freedreno@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
<devicetree@...r.kernel.org>,
Puranam V G Tejaswi
<quic_pvgtejas@...cinc.com>,
Akhil P Oommen <quic_akhilpo@...cinc.com>
Subject: [PATCH v2 1/4] drm/msm/a6xx: Add support for A663
From: Puranam V G Tejaswi <quic_pvgtejas@...cinc.com>
Add support for Adreno 663 found on sa8775p based platforms.
Signed-off-by: Puranam V G Tejaswi <quic_pvgtejas@...cinc.com>
Signed-off-by: Akhil P Oommen <quic_akhilpo@...cinc.com>
---
drivers/gpu/drm/msm/adreno/a6xx_catalog.c | 19 ++++++++++++++++++
drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 11 ++++++++++-
drivers/gpu/drm/msm/adreno/a6xx_hfi.c | 33 +++++++++++++++++++++++++++++++
drivers/gpu/drm/msm/adreno/adreno_gpu.h | 5 +++++
4 files changed, 67 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
index c4c1d8120bd6..0c560e84ad5a 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
@@ -972,6 +972,25 @@ static const struct adreno_info a6xx_gpus[] = {
.prim_fifo_threshold = 0x00300200,
},
.address_space_size = SZ_16G,
+ }, {
+ .chip_ids = ADRENO_CHIP_IDS(0x06060300),
+ .family = ADRENO_6XX_GEN4,
+ .fw = {
+ [ADRENO_FW_SQE] = "a660_sqe.fw",
+ [ADRENO_FW_GMU] = "a663_gmu.bin",
+ },
+ .gmem = SZ_1M + SZ_512K,
+ .inactive_period = DRM_MSM_INACTIVE_PERIOD,
+ .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
+ ADRENO_QUIRK_HAS_HW_APRIV,
+ .init = a6xx_gpu_init,
+ .a6xx = &(const struct a6xx_info) {
+ .hwcg = a690_hwcg,
+ .protect = &a660_protect,
+ .gmu_cgc_mode = 0x00020200,
+ .prim_fifo_threshold = 0x00300200,
+ },
+ .address_space_size = SZ_16G,
}, {
.chip_ids = ADRENO_CHIP_IDS(0x06030500),
.family = ADRENO_6XX_GEN4,
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index d74f0cbf3146..2a4e5ebf7259 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -625,6 +625,15 @@ static void a6xx_calc_ubwc_config(struct adreno_gpu *gpu)
gpu->ubwc_config.macrotile_mode = 1;
}
+ if (adreno_is_a663(gpu)) {
+ gpu->ubwc_config.highest_bank_bit = 13;
+ gpu->ubwc_config.amsbc = 1;
+ gpu->ubwc_config.rgb565_predicator = 1;
+ gpu->ubwc_config.uavflagprd_inv = 2;
+ gpu->ubwc_config.macrotile_mode = 1;
+ gpu->ubwc_config.ubwc_swizzle = 0x4;
+ }
+
if (adreno_is_7c3(gpu)) {
gpu->ubwc_config.highest_bank_bit = 14;
gpu->ubwc_config.amsbc = 1;
@@ -1230,7 +1239,7 @@ static int hw_init(struct msm_gpu *gpu)
if (adreno_is_a690(adreno_gpu))
gpu_write(gpu, REG_A6XX_UCHE_CMDQ_CONFIG, 0x90);
/* Set dualQ + disable afull for A660 GPU */
- else if (adreno_is_a660(adreno_gpu))
+ else if (adreno_is_a660(adreno_gpu) || adreno_is_a663(adreno_gpu))
gpu_write(gpu, REG_A6XX_UCHE_CMDQ_CONFIG, 0x66906);
else if (adreno_is_a7xx(adreno_gpu))
gpu_write(gpu, REG_A6XX_UCHE_CMDQ_CONFIG,
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_hfi.c b/drivers/gpu/drm/msm/adreno/a6xx_hfi.c
index cdb3f6e74d3e..f1196d66055c 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_hfi.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_hfi.c
@@ -478,6 +478,37 @@ static void a660_build_bw_table(struct a6xx_hfi_msg_bw_table *msg)
msg->cnoc_cmds_data[1][0] = 0x60000001;
}
+static void a663_build_bw_table(struct a6xx_hfi_msg_bw_table *msg)
+{
+ /*
+ * Send a single "off" entry just to get things running
+ * TODO: bus scaling
+ */
+ msg->bw_level_num = 1;
+
+ msg->ddr_cmds_num = 3;
+ msg->ddr_wait_bitmask = 0x07;
+
+ msg->ddr_cmds_addrs[0] = 0x50004;
+ msg->ddr_cmds_addrs[1] = 0x50000;
+ msg->ddr_cmds_addrs[2] = 0x500b4;
+
+ msg->ddr_cmds_data[0][0] = 0x40000000;
+ msg->ddr_cmds_data[0][1] = 0x40000000;
+ msg->ddr_cmds_data[0][2] = 0x40000000;
+
+ /*
+ * These are the CX (CNOC) votes - these are used by the GMU but the
+ * votes are known and fixed for the target
+ */
+ msg->cnoc_cmds_num = 1;
+ msg->cnoc_wait_bitmask = 0x01;
+
+ msg->cnoc_cmds_addrs[0] = 0x50058;
+ msg->cnoc_cmds_data[0][0] = 0x40000000;
+ msg->cnoc_cmds_data[1][0] = 0x60000001;
+}
+
static void adreno_7c3_build_bw_table(struct a6xx_hfi_msg_bw_table *msg)
{
/*
@@ -646,6 +677,8 @@ static int a6xx_hfi_send_bw_table(struct a6xx_gmu *gmu)
adreno_7c3_build_bw_table(&msg);
else if (adreno_is_a660(adreno_gpu))
a660_build_bw_table(&msg);
+ else if (adreno_is_a663(adreno_gpu))
+ a663_build_bw_table(&msg);
else if (adreno_is_a690(adreno_gpu))
a690_build_bw_table(&msg);
else if (adreno_is_a730(adreno_gpu))
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
index 610ad59ce180..e71f420f8b3a 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
@@ -470,6 +470,11 @@ static inline int adreno_is_a680(const struct adreno_gpu *gpu)
return adreno_is_revn(gpu, 680);
}
+static inline int adreno_is_a663(const struct adreno_gpu *gpu)
+{
+ return gpu->info->chip_ids[0] == 0x06060300;
+}
+
static inline int adreno_is_a690(const struct adreno_gpu *gpu)
{
return gpu->info->chip_ids[0] == 0x06090000;
--
2.45.2
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