From: Konrad Dybcio <konrad.dybcio@linaro.org> To: Rob Clark <robdclark@gmail.com>, Abhinav Kumar <quic_abhinavk@quicinc.com>, Dmitry Baryshkov <dmitry.baryshkov@linaro.org>, Sean Paul <sean@poorly.run>, David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch> Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, Konrad Dybcio <konrad.dybcio@linaro.org> Subject: [PATCH 3/5] drm/msm/a3xx: Implement .gpu_busy Date: Wed, 22 Feb 2023 22:47:12 +0100 [thread overview] Message-ID: <20230222-konrad-longbois-next-v1-3-01021425781b@linaro.org> (raw) In-Reply-To: <20230222-konrad-longbois-next-v1-0-01021425781b@linaro.org> Add support for gpu_busy on a3xx, which is required for devfreq support. Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> --- drivers/gpu/drm/msm/adreno/a3xx_gpu.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c index 948785ed07bb..c86b377f6f0d 100644 --- a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c @@ -477,6 +477,16 @@ static struct msm_gpu_state *a3xx_gpu_state_get(struct msm_gpu *gpu) return state; } +static u64 a3xx_gpu_busy(struct msm_gpu *gpu, unsigned long *out_sample_rate) +{ + u64 busy_cycles; + + busy_cycles = gpu_read64(gpu, REG_A3XX_RBBM_PERFCTR_RBBM_1_LO); + *out_sample_rate = clk_get_rate(gpu->core_clk); + + return busy_cycles; +} + static u32 a3xx_get_rptr(struct msm_gpu *gpu, struct msm_ringbuffer *ring) { ring->memptrs->rptr = gpu_read(gpu, REG_AXXX_CP_RB_RPTR); @@ -498,6 +508,7 @@ static const struct adreno_gpu_funcs funcs = { #if defined(CONFIG_DEBUG_FS) || defined(CONFIG_DEV_COREDUMP) .show = adreno_show, #endif + .gpu_busy = a3xx_gpu_busy, .gpu_state_get = a3xx_gpu_state_get, .gpu_state_put = adreno_gpu_state_put, .create_address_space = adreno_create_address_space, -- 2.39.2
WARNING: multiple messages have this Message-ID (diff)
From: Konrad Dybcio <konrad.dybcio@linaro.org> To: Rob Clark <robdclark@gmail.com>, Abhinav Kumar <quic_abhinavk@quicinc.com>, Dmitry Baryshkov <dmitry.baryshkov@linaro.org>, Sean Paul <sean@poorly.run>, David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch> Cc: Konrad Dybcio <konrad.dybcio@linaro.org>, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: [PATCH 3/5] drm/msm/a3xx: Implement .gpu_busy Date: Wed, 22 Feb 2023 22:47:12 +0100 [thread overview] Message-ID: <20230222-konrad-longbois-next-v1-3-01021425781b@linaro.org> (raw) In-Reply-To: <20230222-konrad-longbois-next-v1-0-01021425781b@linaro.org> Add support for gpu_busy on a3xx, which is required for devfreq support. Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> --- drivers/gpu/drm/msm/adreno/a3xx_gpu.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c index 948785ed07bb..c86b377f6f0d 100644 --- a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c @@ -477,6 +477,16 @@ static struct msm_gpu_state *a3xx_gpu_state_get(struct msm_gpu *gpu) return state; } +static u64 a3xx_gpu_busy(struct msm_gpu *gpu, unsigned long *out_sample_rate) +{ + u64 busy_cycles; + + busy_cycles = gpu_read64(gpu, REG_A3XX_RBBM_PERFCTR_RBBM_1_LO); + *out_sample_rate = clk_get_rate(gpu->core_clk); + + return busy_cycles; +} + static u32 a3xx_get_rptr(struct msm_gpu *gpu, struct msm_ringbuffer *ring) { ring->memptrs->rptr = gpu_read(gpu, REG_AXXX_CP_RB_RPTR); @@ -498,6 +508,7 @@ static const struct adreno_gpu_funcs funcs = { #if defined(CONFIG_DEBUG_FS) || defined(CONFIG_DEV_COREDUMP) .show = adreno_show, #endif + .gpu_busy = a3xx_gpu_busy, .gpu_state_get = a3xx_gpu_state_get, .gpu_state_put = adreno_gpu_state_put, .create_address_space = adreno_create_address_space, -- 2.39.2
next prev parent reply other threads:[~2023-02-22 21:47 UTC|newest] Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-02-22 21:47 [PATCH 0/5] OPP and devfreq for all Adrenos Konrad Dybcio 2023-02-22 21:47 ` Konrad Dybcio 2023-02-22 21:47 ` [PATCH 1/5] drm/msm/adreno: Use OPP for every GPU generation Konrad Dybcio 2023-02-22 21:47 ` Konrad Dybcio 2023-02-22 22:38 ` Dmitry Baryshkov 2023-02-22 22:38 ` Dmitry Baryshkov 2023-02-22 22:40 ` Konrad Dybcio 2023-02-22 22:40 ` Konrad Dybcio 2023-02-22 23:16 ` Dmitry Baryshkov 2023-02-22 23:16 ` Dmitry Baryshkov 2023-02-23 1:02 ` Konrad Dybcio 2023-02-23 1:02 ` Konrad Dybcio 2023-02-22 21:47 ` [PATCH 2/5] drm/msm/a2xx: Implement .gpu_busy Konrad Dybcio 2023-02-22 21:47 ` Konrad Dybcio 2023-02-22 22:24 ` Dmitry Baryshkov 2023-02-22 22:24 ` Dmitry Baryshkov 2023-02-22 21:47 ` Konrad Dybcio [this message] 2023-02-22 21:47 ` [PATCH 3/5] drm/msm/a3xx: " Konrad Dybcio 2023-02-22 22:10 ` Dmitry Baryshkov 2023-02-22 22:10 ` Dmitry Baryshkov 2023-02-22 21:47 ` [PATCH 4/5] drm/msm/a4xx: " Konrad Dybcio 2023-02-22 21:47 ` Konrad Dybcio 2023-02-22 22:22 ` Dmitry Baryshkov 2023-02-22 22:22 ` Dmitry Baryshkov 2023-02-22 21:47 ` [PATCH 5/5] drm/msm/a5xx: Enable optional icc voting from OPP tables Konrad Dybcio 2023-02-22 21:47 ` Konrad Dybcio 2023-02-22 22:12 ` Dmitry Baryshkov 2023-02-22 22:12 ` Dmitry Baryshkov 2023-02-22 22:14 ` Konrad Dybcio 2023-02-22 22:14 ` Konrad Dybcio 2023-02-22 22:22 ` Dmitry Baryshkov 2023-02-22 22:22 ` Dmitry Baryshkov
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