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* [PATCH v2 1/1] drm/amdgpu: export gfx config by gpu info (v2)
@ 2017-02-17  5:05 Junwei Zhang
       [not found] ` <1487307955-14896-1-git-send-email-Jerry.Zhang-5C7GfCeVMHo@public.gmane.org>
  0 siblings, 1 reply; 3+ messages in thread
From: Junwei Zhang @ 2017-02-17  5:05 UTC (permalink / raw)
  To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW; +Cc: Junwei Zhang

v2: move the config struct to drm_amdgpu_info_device

Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu.h     |  7 +++++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c |  1 +
 drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c   |  6 ++++++
 drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c   |  6 ++++++
 drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c   | 16 +++++++++++++++-
 include/uapi/drm/amdgpu_drm.h           |  2 ++
 6 files changed, 37 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 7f1421f..9204545 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -873,6 +873,10 @@ struct amdgpu_gfx_funcs {
 	void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t start, uint32_t size, uint32_t *dst);
 };
 
+struct amdgpu_gfx_config {
+	uint32_t double_offchip_lds_buf;
+};
+
 struct amdgpu_gfx {
 	struct mutex			gpu_clock_mutex;
 	struct amdgpu_gca_config	config;
@@ -916,6 +920,9 @@ struct amdgpu_gfx {
 	uint32_t                        grbm_soft_reset;
 	uint32_t                        srbm_soft_reset;
 	bool                            in_reset;
+
+	/* gfx config */
+	struct amdgpu_gfx_config	gc;
 };
 
 int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 6b9bf0e..922ae3e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -545,6 +545,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 		dev_info.vram_type = adev->mc.vram_type;
 		dev_info.vram_bit_width = adev->mc.vram_width;
 		dev_info.vce_harvest_config = adev->vce.harvest_config;
+		dev_info.gc_double_offchip_lds_buf = adev->gfx.gc.double_offchip_lds_buf;
 
 		return copy_to_user(out, &dev_info,
 				    min((size_t)size, sizeof(dev_info))) ? -EFAULT : 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
index 782190d..b758283 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
@@ -1579,6 +1579,11 @@ static void gfx_v6_0_setup_spi(struct amdgpu_device *adev)
 	mutex_unlock(&adev->grbm_idx_mutex);
 }
 
+static void gfx_v6_0_config_init(struct amdgpu_device *adev)
+{
+	adev->gfx.gc.double_offchip_lds_buf = 1;
+}
+
 static void gfx_v6_0_gpu_init(struct amdgpu_device *adev)
 {
 	u32 gb_addr_config = 0;
@@ -1736,6 +1741,7 @@ static void gfx_v6_0_gpu_init(struct amdgpu_device *adev)
 	gfx_v6_0_setup_spi(adev);
 
 	gfx_v6_0_get_cu_info(adev);
+	gfx_v6_0_config_init(adev);
 
 	WREG32(mmCP_QUEUE_THRESHOLDS, ((0x16 << CP_QUEUE_THRESHOLDS__ROQ_IB1_START__SHIFT) |
 				       (0x2b << CP_QUEUE_THRESHOLDS__ROQ_IB2_START__SHIFT)));
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
index 8e07a50..f0f0512 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
@@ -1876,6 +1876,11 @@ static void gmc_v7_0_init_compute_vmid(struct amdgpu_device *adev)
 	mutex_unlock(&adev->srbm_mutex);
 }
 
+static void gfx_v7_0_config_init(struct amdgpu_device *adev)
+{
+	adev->gfx.gc.double_offchip_lds_buf = 1;
+}
+
 /**
  * gfx_v7_0_gpu_init - setup the 3D engine
  *
@@ -1900,6 +1905,7 @@ static void gfx_v7_0_gpu_init(struct amdgpu_device *adev)
 
 	gfx_v7_0_setup_rb(adev);
 	gfx_v7_0_get_cu_info(adev);
+	gfx_v7_0_config_init(adev);
 
 	/* set HW defaults for 3D engine */
 	WREG32(mmCP_MEQ_THRESHOLDS,
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index fdce3de..0b700b1 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -3846,6 +3846,19 @@ static void gfx_v8_0_init_compute_vmid(struct amdgpu_device *adev)
 	mutex_unlock(&adev->srbm_mutex);
 }
 
+static void gfx_v8_0_config_init(struct amdgpu_device *adev)
+{
+	switch (adev->asic_type) {
+	default:
+		adev->gfx.gc.double_offchip_lds_buf = 1;
+		break;
+	case CHIP_CARRIZO:
+	case CHIP_STONEY:
+		adev->gfx.gc.double_offchip_lds_buf = 0;
+		break;
+	}
+}
+
 static void gfx_v8_0_gpu_init(struct amdgpu_device *adev)
 {
 	u32 tmp, sh_static_mem_cfg;
@@ -3859,6 +3872,7 @@ static void gfx_v8_0_gpu_init(struct amdgpu_device *adev)
 	gfx_v8_0_tiling_mode_table_init(adev);
 	gfx_v8_0_setup_rb(adev);
 	gfx_v8_0_get_cu_info(adev);
+	gfx_v8_0_config_init(adev);
 
 	/* XXX SH_MEM regs */
 	/* where to put LDS, scratch, GPUVM in FSA64 space */
@@ -7389,4 +7403,4 @@ static void gfx_v8_0_compute_mqd_soft_fini(struct amdgpu_device *adev)
 
 	ring = &adev->gfx.kiq.ring;
 	amdgpu_bo_free_kernel(&ring->mqd_obj, &ring->mqd_gpu_addr, (void **)&ring->mqd_ptr);
-}
\ No newline at end of file
+}
diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index 64abc9b..a340669 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -790,6 +790,8 @@ struct drm_amdgpu_info_device {
 	__u32 vram_bit_width;
 	/* vce harvesting instance */
 	__u32 vce_harvest_config;
+	/* gfx doulbe offchip LDS buffers */
+	__u32 gc_double_offchip_lds_buf;
 };
 
 struct drm_amdgpu_info_hw_ip {
-- 
1.9.1

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amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH v2 1/1] drm/amdgpu: export gfx config by gpu info (v2)
       [not found] ` <1487307955-14896-1-git-send-email-Jerry.Zhang-5C7GfCeVMHo@public.gmane.org>
@ 2017-02-17 10:12   ` Christian König
       [not found]     ` <73794878-3eb3-51c5-47a5-5209033a7abb-ANTagKRnAhcb1SvskN2V4Q@public.gmane.org>
  0 siblings, 1 reply; 3+ messages in thread
From: Christian König @ 2017-02-17 10:12 UTC (permalink / raw)
  To: Junwei Zhang, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW

Am 17.02.2017 um 06:05 schrieb Junwei Zhang:
> v2: move the config struct to drm_amdgpu_info_device
>
> Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu.h     |  7 +++++++
>   drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c |  1 +
>   drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c   |  6 ++++++
>   drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c   |  6 ++++++
>   drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c   | 16 +++++++++++++++-
>   include/uapi/drm/amdgpu_drm.h           |  2 ++
>   6 files changed, 37 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> index 7f1421f..9204545 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> @@ -873,6 +873,10 @@ struct amdgpu_gfx_funcs {
>   	void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t start, uint32_t size, uint32_t *dst);
>   };
>   
> +struct amdgpu_gfx_config {
> +	uint32_t double_offchip_lds_buf;
> +};
> +

Any specific reason why we can't add that to the existing 
amdgpu_gca_config structure?

Apart from that the patch looks good to me.

Regards,
Christian.

>   struct amdgpu_gfx {
>   	struct mutex			gpu_clock_mutex;
>   	struct amdgpu_gca_config	config;
> @@ -916,6 +920,9 @@ struct amdgpu_gfx {
>   	uint32_t                        grbm_soft_reset;
>   	uint32_t                        srbm_soft_reset;
>   	bool                            in_reset;
> +
> +	/* gfx config */
> +	struct amdgpu_gfx_config	gc;
>   };
>   
>   int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> index 6b9bf0e..922ae3e 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> @@ -545,6 +545,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
>   		dev_info.vram_type = adev->mc.vram_type;
>   		dev_info.vram_bit_width = adev->mc.vram_width;
>   		dev_info.vce_harvest_config = adev->vce.harvest_config;
> +		dev_info.gc_double_offchip_lds_buf = adev->gfx.gc.double_offchip_lds_buf;
>   
>   		return copy_to_user(out, &dev_info,
>   				    min((size_t)size, sizeof(dev_info))) ? -EFAULT : 0;
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
> index 782190d..b758283 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
> @@ -1579,6 +1579,11 @@ static void gfx_v6_0_setup_spi(struct amdgpu_device *adev)
>   	mutex_unlock(&adev->grbm_idx_mutex);
>   }
>   
> +static void gfx_v6_0_config_init(struct amdgpu_device *adev)
> +{
> +	adev->gfx.gc.double_offchip_lds_buf = 1;
> +}
> +
>   static void gfx_v6_0_gpu_init(struct amdgpu_device *adev)
>   {
>   	u32 gb_addr_config = 0;
> @@ -1736,6 +1741,7 @@ static void gfx_v6_0_gpu_init(struct amdgpu_device *adev)
>   	gfx_v6_0_setup_spi(adev);
>   
>   	gfx_v6_0_get_cu_info(adev);
> +	gfx_v6_0_config_init(adev);
>   
>   	WREG32(mmCP_QUEUE_THRESHOLDS, ((0x16 << CP_QUEUE_THRESHOLDS__ROQ_IB1_START__SHIFT) |
>   				       (0x2b << CP_QUEUE_THRESHOLDS__ROQ_IB2_START__SHIFT)));
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
> index 8e07a50..f0f0512 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
> @@ -1876,6 +1876,11 @@ static void gmc_v7_0_init_compute_vmid(struct amdgpu_device *adev)
>   	mutex_unlock(&adev->srbm_mutex);
>   }
>   
> +static void gfx_v7_0_config_init(struct amdgpu_device *adev)
> +{
> +	adev->gfx.gc.double_offchip_lds_buf = 1;
> +}
> +
>   /**
>    * gfx_v7_0_gpu_init - setup the 3D engine
>    *
> @@ -1900,6 +1905,7 @@ static void gfx_v7_0_gpu_init(struct amdgpu_device *adev)
>   
>   	gfx_v7_0_setup_rb(adev);
>   	gfx_v7_0_get_cu_info(adev);
> +	gfx_v7_0_config_init(adev);
>   
>   	/* set HW defaults for 3D engine */
>   	WREG32(mmCP_MEQ_THRESHOLDS,
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> index fdce3de..0b700b1 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> @@ -3846,6 +3846,19 @@ static void gfx_v8_0_init_compute_vmid(struct amdgpu_device *adev)
>   	mutex_unlock(&adev->srbm_mutex);
>   }
>   
> +static void gfx_v8_0_config_init(struct amdgpu_device *adev)
> +{
> +	switch (adev->asic_type) {
> +	default:
> +		adev->gfx.gc.double_offchip_lds_buf = 1;
> +		break;
> +	case CHIP_CARRIZO:
> +	case CHIP_STONEY:
> +		adev->gfx.gc.double_offchip_lds_buf = 0;
> +		break;
> +	}
> +}
> +
>   static void gfx_v8_0_gpu_init(struct amdgpu_device *adev)
>   {
>   	u32 tmp, sh_static_mem_cfg;
> @@ -3859,6 +3872,7 @@ static void gfx_v8_0_gpu_init(struct amdgpu_device *adev)
>   	gfx_v8_0_tiling_mode_table_init(adev);
>   	gfx_v8_0_setup_rb(adev);
>   	gfx_v8_0_get_cu_info(adev);
> +	gfx_v8_0_config_init(adev);
>   
>   	/* XXX SH_MEM regs */
>   	/* where to put LDS, scratch, GPUVM in FSA64 space */
> @@ -7389,4 +7403,4 @@ static void gfx_v8_0_compute_mqd_soft_fini(struct amdgpu_device *adev)
>   
>   	ring = &adev->gfx.kiq.ring;
>   	amdgpu_bo_free_kernel(&ring->mqd_obj, &ring->mqd_gpu_addr, (void **)&ring->mqd_ptr);
> -}
> \ No newline at end of file
> +}
> diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
> index 64abc9b..a340669 100644
> --- a/include/uapi/drm/amdgpu_drm.h
> +++ b/include/uapi/drm/amdgpu_drm.h
> @@ -790,6 +790,8 @@ struct drm_amdgpu_info_device {
>   	__u32 vram_bit_width;
>   	/* vce harvesting instance */
>   	__u32 vce_harvest_config;
> +	/* gfx doulbe offchip LDS buffers */
> +	__u32 gc_double_offchip_lds_buf;
>   };
>   
>   struct drm_amdgpu_info_hw_ip {


_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply	[flat|nested] 3+ messages in thread

* RE: [PATCH v2 1/1] drm/amdgpu: export gfx config by gpu info (v2)
       [not found]     ` <73794878-3eb3-51c5-47a5-5209033a7abb-ANTagKRnAhcb1SvskN2V4Q@public.gmane.org>
@ 2017-02-20  2:15       ` Zhang, Jerry
  0 siblings, 0 replies; 3+ messages in thread
From: Zhang, Jerry @ 2017-02-20  2:15 UTC (permalink / raw)
  To: Christian König, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW

Hi Christian,

Good point.
I will update the patch.

Regards,
Jerry (Junwei Zhang)

Linux Base Graphics
SRDC Software Development
_____________________________________


> -----Original Message-----
> From: Christian König [mailto:deathsimple@vodafone.de]
> Sent: Friday, February 17, 2017 18:13
> To: Zhang, Jerry; amd-gfx@lists.freedesktop.org
> Subject: Re: [PATCH v2 1/1] drm/amdgpu: export gfx config by gpu info (v2)
> 
> Am 17.02.2017 um 06:05 schrieb Junwei Zhang:
> > v2: move the config struct to drm_amdgpu_info_device
> >
> > Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
> > ---
> >   drivers/gpu/drm/amd/amdgpu/amdgpu.h     |  7 +++++++
> >   drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c |  1 +
> >   drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c   |  6 ++++++
> >   drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c   |  6 ++++++
> >   drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c   | 16 +++++++++++++++-
> >   include/uapi/drm/amdgpu_drm.h           |  2 ++
> >   6 files changed, 37 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> > b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> > index 7f1421f..9204545 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> > @@ -873,6 +873,10 @@ struct amdgpu_gfx_funcs {
> >   	void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd,
> uint32_t wave, uint32_t start, uint32_t size, uint32_t *dst);
> >   };
> >
> > +struct amdgpu_gfx_config {
> > +	uint32_t double_offchip_lds_buf;
> > +};
> > +
> 
> Any specific reason why we can't add that to the existing amdgpu_gca_config
> structure?
> 
> Apart from that the patch looks good to me.
> 
> Regards,
> Christian.
> 
> >   struct amdgpu_gfx {
> >   	struct mutex			gpu_clock_mutex;
> >   	struct amdgpu_gca_config	config;
> > @@ -916,6 +920,9 @@ struct amdgpu_gfx {
> >   	uint32_t                        grbm_soft_reset;
> >   	uint32_t                        srbm_soft_reset;
> >   	bool                            in_reset;
> > +
> > +	/* gfx config */
> > +	struct amdgpu_gfx_config	gc;
> >   };
> >
> >   int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm,
> > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> > b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> > index 6b9bf0e..922ae3e 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> > @@ -545,6 +545,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev,
> void *data, struct drm_file
> >   		dev_info.vram_type = adev->mc.vram_type;
> >   		dev_info.vram_bit_width = adev->mc.vram_width;
> >   		dev_info.vce_harvest_config = adev->vce.harvest_config;
> > +		dev_info.gc_double_offchip_lds_buf =
> > +adev->gfx.gc.double_offchip_lds_buf;
> >
> >   		return copy_to_user(out, &dev_info,
> >   				    min((size_t)size, sizeof(dev_info))) ? -EFAULT :
> 0; diff
> > --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
> > b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
> > index 782190d..b758283 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
> > @@ -1579,6 +1579,11 @@ static void gfx_v6_0_setup_spi(struct
> amdgpu_device *adev)
> >   	mutex_unlock(&adev->grbm_idx_mutex);
> >   }
> >
> > +static void gfx_v6_0_config_init(struct amdgpu_device *adev) {
> > +	adev->gfx.gc.double_offchip_lds_buf = 1; }
> > +
> >   static void gfx_v6_0_gpu_init(struct amdgpu_device *adev)
> >   {
> >   	u32 gb_addr_config = 0;
> > @@ -1736,6 +1741,7 @@ static void gfx_v6_0_gpu_init(struct amdgpu_device
> *adev)
> >   	gfx_v6_0_setup_spi(adev);
> >
> >   	gfx_v6_0_get_cu_info(adev);
> > +	gfx_v6_0_config_init(adev);
> >
> >   	WREG32(mmCP_QUEUE_THRESHOLDS, ((0x16 <<
> CP_QUEUE_THRESHOLDS__ROQ_IB1_START__SHIFT) |
> >   				       (0x2b <<
> CP_QUEUE_THRESHOLDS__ROQ_IB2_START__SHIFT)));
> > diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
> > b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
> > index 8e07a50..f0f0512 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
> > @@ -1876,6 +1876,11 @@ static void gmc_v7_0_init_compute_vmid(struct
> amdgpu_device *adev)
> >   	mutex_unlock(&adev->srbm_mutex);
> >   }
> >
> > +static void gfx_v7_0_config_init(struct amdgpu_device *adev) {
> > +	adev->gfx.gc.double_offchip_lds_buf = 1; }
> > +
> >   /**
> >    * gfx_v7_0_gpu_init - setup the 3D engine
> >    *
> > @@ -1900,6 +1905,7 @@ static void gfx_v7_0_gpu_init(struct
> > amdgpu_device *adev)
> >
> >   	gfx_v7_0_setup_rb(adev);
> >   	gfx_v7_0_get_cu_info(adev);
> > +	gfx_v7_0_config_init(adev);
> >
> >   	/* set HW defaults for 3D engine */
> >   	WREG32(mmCP_MEQ_THRESHOLDS,
> > diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> > b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> > index fdce3de..0b700b1 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> > @@ -3846,6 +3846,19 @@ static void gfx_v8_0_init_compute_vmid(struct
> amdgpu_device *adev)
> >   	mutex_unlock(&adev->srbm_mutex);
> >   }
> >
> > +static void gfx_v8_0_config_init(struct amdgpu_device *adev) {
> > +	switch (adev->asic_type) {
> > +	default:
> > +		adev->gfx.gc.double_offchip_lds_buf = 1;
> > +		break;
> > +	case CHIP_CARRIZO:
> > +	case CHIP_STONEY:
> > +		adev->gfx.gc.double_offchip_lds_buf = 0;
> > +		break;
> > +	}
> > +}
> > +
> >   static void gfx_v8_0_gpu_init(struct amdgpu_device *adev)
> >   {
> >   	u32 tmp, sh_static_mem_cfg;
> > @@ -3859,6 +3872,7 @@ static void gfx_v8_0_gpu_init(struct amdgpu_device
> *adev)
> >   	gfx_v8_0_tiling_mode_table_init(adev);
> >   	gfx_v8_0_setup_rb(adev);
> >   	gfx_v8_0_get_cu_info(adev);
> > +	gfx_v8_0_config_init(adev);
> >
> >   	/* XXX SH_MEM regs */
> >   	/* where to put LDS, scratch, GPUVM in FSA64 space */ @@ -7389,4
> > +7403,4 @@ static void gfx_v8_0_compute_mqd_soft_fini(struct
> > amdgpu_device *adev)
> >
> >   	ring = &adev->gfx.kiq.ring;
> >   	amdgpu_bo_free_kernel(&ring->mqd_obj, &ring->mqd_gpu_addr, (void
> > **)&ring->mqd_ptr); -} \ No newline at end of file
> > +}
> > diff --git a/include/uapi/drm/amdgpu_drm.h
> > b/include/uapi/drm/amdgpu_drm.h index 64abc9b..a340669 100644
> > --- a/include/uapi/drm/amdgpu_drm.h
> > +++ b/include/uapi/drm/amdgpu_drm.h
> > @@ -790,6 +790,8 @@ struct drm_amdgpu_info_device {
> >   	__u32 vram_bit_width;
> >   	/* vce harvesting instance */
> >   	__u32 vce_harvest_config;
> > +	/* gfx doulbe offchip LDS buffers */
> > +	__u32 gc_double_offchip_lds_buf;
> >   };
> >
> >   struct drm_amdgpu_info_hw_ip {
> 

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^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2017-02-20  2:15 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-02-17  5:05 [PATCH v2 1/1] drm/amdgpu: export gfx config by gpu info (v2) Junwei Zhang
     [not found] ` <1487307955-14896-1-git-send-email-Jerry.Zhang-5C7GfCeVMHo@public.gmane.org>
2017-02-17 10:12   ` Christian König
     [not found]     ` <73794878-3eb3-51c5-47a5-5209033a7abb-ANTagKRnAhcb1SvskN2V4Q@public.gmane.org>
2017-02-20  2:15       ` Zhang, Jerry

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