linux-kernel - [PATCH v8 16/18] drm/msm/a6xx: Use adreno_is

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Message-Id: <20230223-topic-gmuwrapper-v8-16-69c68206609e@linaro.org>
Date:   Mon, 29 May 2023 15:52:35 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Akhil P Oommen <quic_akhilpo@...cinc.com>,
        Conor Dooley <conor+dt@...nel.org>
Cc:     linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Rob Clark <robdclark@...omium.org>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH v8 16/18] drm/msm/a6xx: Use adreno_is_aXYZ macros in
 speedbin matching

Before transitioning to using per-SoC and not per-Adreno speedbin
fuse values (need another patchset to land elsewhere), a good
improvement/stopgap solution is to use adreno_is_aXYZ macros in
place of explicit revision matching. Do so to allow differentiating
between A619 and A619_holi.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 drivers/gpu/drm/msm/adreno/a6xx_gpu.c   | 18 +++++++++---------
 drivers/gpu/drm/msm/adreno/adreno_gpu.h | 14 ++++++++++++--
 2 files changed, 21 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index 5faa85543428..ca4ffa44097e 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -2163,23 +2163,23 @@ static u32 adreno_7c3_get_speed_bin(u32 fuse)
 	return UINT_MAX;
 }
 
-static u32 fuse_to_supp_hw(struct device *dev, struct adreno_rev rev, u32 fuse)
+static u32 fuse_to_supp_hw(struct device *dev, struct adreno_gpu *adreno_gpu, u32 fuse)
 {
 	u32 val = UINT_MAX;
 
-	if (adreno_cmp_rev(ADRENO_REV(6, 1, 8, ANY_ID), rev))
+	if (adreno_is_a618(adreno_gpu))
 		val = a618_get_speed_bin(fuse);
 
-	else if (adreno_cmp_rev(ADRENO_REV(6, 1, 9, ANY_ID), rev))
+	else if (adreno_is_a619(adreno_gpu))
 		val = a619_get_speed_bin(fuse);
 
-	else if (adreno_cmp_rev(ADRENO_REV(6, 3, 5, ANY_ID), rev))
+	else if (adreno_is_7c3(adreno_gpu))
 		val = adreno_7c3_get_speed_bin(fuse);
 
-	else if (adreno_cmp_rev(ADRENO_REV(6, 4, 0, ANY_ID), rev))
+	else if (adreno_is_a640(adreno_gpu))
 		val = a640_get_speed_bin(fuse);
 
-	else if (adreno_cmp_rev(ADRENO_REV(6, 5, 0, ANY_ID), rev))
+	else if (adreno_is_a650(adreno_gpu))
 		val = a650_get_speed_bin(fuse);
 
 	if (val == UINT_MAX) {
@@ -2192,7 +2192,7 @@ static u32 fuse_to_supp_hw(struct device *dev, struct adreno_rev rev, u32 fuse)
 	return (1 << val);
 }
 
-static int a6xx_set_supported_hw(struct device *dev, struct adreno_rev rev)
+static int a6xx_set_supported_hw(struct device *dev, struct adreno_gpu *adreno_gpu)
 {
 	u32 supp_hw;
 	u32 speedbin;
@@ -2211,7 +2211,7 @@ static int a6xx_set_supported_hw(struct device *dev, struct adreno_rev rev)
 		return ret;
 	}
 
-	supp_hw = fuse_to_supp_hw(dev, rev, speedbin);
+	supp_hw = fuse_to_supp_hw(dev, adreno_gpu, speedbin);
 
 	ret = devm_pm_opp_set_supported_hw(dev, &supp_hw, 1);
 	if (ret)
@@ -2330,7 +2330,7 @@ struct msm_gpu *a6xx_gpu_init(struct drm_device *dev)
 
 	a6xx_llc_slices_init(pdev, a6xx_gpu);
 
-	ret = a6xx_set_supported_hw(&pdev->dev, config->rev);
+	ret = a6xx_set_supported_hw(&pdev->dev, adreno_gpu);
 	if (ret) {
 		a6xx_destroy(&(a6xx_gpu->base.base));
 		return ERR_PTR(ret);
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
index 7a5d595d4b99..21513cec038f 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
@@ -268,9 +268,9 @@ static inline int adreno_is_a630(struct adreno_gpu *gpu)
 	return gpu->revn == 630;
 }
 
-static inline int adreno_is_a640_family(struct adreno_gpu *gpu)
+static inline int adreno_is_a640(struct adreno_gpu *gpu)
 {
-	return (gpu->revn == 640) || (gpu->revn == 680);
+	return gpu->revn == 640;
 }
 
 static inline int adreno_is_a650(struct adreno_gpu *gpu)
@@ -289,6 +289,11 @@ static inline int adreno_is_a660(struct adreno_gpu *gpu)
 	return gpu->revn == 660;
 }
 
+static inline int adreno_is_a680(struct adreno_gpu *gpu)
+{
+	return gpu->revn == 680;
+}
+
 /* check for a615, a616, a618, a619 or any derivatives */
 static inline int adreno_is_a615_family(struct adreno_gpu *gpu)
 {
@@ -306,6 +311,11 @@ static inline int adreno_is_a650_family(struct adreno_gpu *gpu)
 	return gpu->revn == 650 || gpu->revn == 620 || adreno_is_a660_family(gpu);
 }
 
+static inline int adreno_is_a640_family(struct adreno_gpu *gpu)
+{
+	return adreno_is_a640(gpu) || adreno_is_a680(gpu);
+}
+
 u64 adreno_private_address_space_size(struct msm_gpu *gpu);
 int adreno_get_param(struct msm_gpu *gpu, struct msm_file_private *ctx,
 		     uint32_t param, uint64_t *value, uint32_t *len);

-- 
2.40.1