[PATCH 1/2] etnaviv: add gpu param for number of varyings
Christian Gmeiner
christian.gmeiner at gmail.com
Mon Jan 18 23:05:09 PST 2016
The varyings count is stored as part of register VIVS_HI_CHIP_SPECS_3.
Userspace still needs to validate the returned values as it can be 0
like on the imx6q.
Signed-off-by: Christian Gmeiner <christian.gmeiner at gmail.com>
---
drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 11 +++++++++-
drivers/gpu/drm/etnaviv/etnaviv_gpu.h | 3 +++
drivers/gpu/drm/etnaviv/state_hi.xml.h | 37 ++++++++++++++++++++++++++++++++--
include/uapi/drm/etnaviv_drm.h | 1 +
4 files changed, 49 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
index 056a72e..e4f6008 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
@@ -112,6 +112,10 @@ int etnaviv_gpu_get_param(struct etnaviv_gpu *gpu, u32 param, u64 *value)
*value = gpu->identity.num_constants;
break;
+ case ETNAVIV_PARAM_GPU_NUM_VARYINGS:
+ *value = gpu->identity.num_varyings;
+ break;
+
default:
DBG("%s: invalid param: %u", dev_name(gpu->dev), param);
return -EINVAL;
@@ -124,10 +128,11 @@ static void etnaviv_hw_specs(struct etnaviv_gpu *gpu)
{
if (gpu->identity.minor_features0 &
chipMinorFeatures0_MORE_MINOR_FEATURES) {
- u32 specs[2];
+ u32 specs[3];
specs[0] = gpu_read(gpu, VIVS_HI_CHIP_SPECS);
specs[1] = gpu_read(gpu, VIVS_HI_CHIP_SPECS_2);
+ specs[2] = gpu_read(gpu, VIVS_HI_CHIP_SPECS_3);
gpu->identity.stream_count =
(specs[0] & VIVS_HI_CHIP_SPECS_STREAM_COUNT__MASK)
@@ -160,6 +165,10 @@ static void etnaviv_hw_specs(struct etnaviv_gpu *gpu)
gpu->identity.num_constants =
(specs[1] & VIVS_HI_CHIP_SPECS_2_NUM_CONSTANTS__MASK)
>> VIVS_HI_CHIP_SPECS_2_NUM_CONSTANTS__SHIFT;
+
+ gpu->identity.num_varyings =
+ (specs[2] & VIVS_HI_CHIP_SPECS_3_VARYINGS_COUNT__MASK)
+ >> VIVS_HI_CHIP_SPECS_3_VARYINGS_COUNT__SHIFT;
}
/* Fill in the stream count if not specified */
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h
index c75d503..259012d 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h
@@ -75,6 +75,9 @@ struct etnaviv_chip_identity {
/* Buffer size */
u32 buffer_size;
+
+ /* varyings count */
+ u32 num_varyings;
};
struct etnaviv_event {
diff --git a/drivers/gpu/drm/etnaviv/state_hi.xml.h b/drivers/gpu/drm/etnaviv/state_hi.xml.h
index 0064f26..2dc7aa2 100644
--- a/drivers/gpu/drm/etnaviv/state_hi.xml.h
+++ b/drivers/gpu/drm/etnaviv/state_hi.xml.h
@@ -8,8 +8,12 @@ http://0x04.net/cgit/index.cgi/rules-ng-ng
git clone git://0x04.net/rules-ng-ng
The rules-ng-ng source files this header was generated from are:
-- state_hi.xml ( 23420 bytes, from 2015-03-25 11:47:21)
-- common.xml ( 18437 bytes, from 2015-03-25 11:27:41)
+- state.xml ( 18940 bytes, from 2015-12-12 08:59:16)
+- common.xml ( 18379 bytes, from 2014-07-14 14:44:55)
+- state_hi.xml ( 24309 bytes, from 2015-12-12 09:02:53)
+- state_2d.xml ( 51520 bytes, from 2015-12-12 08:59:16)
+- state_3d.xml ( 54570 bytes, from 2014-07-14 14:44:55)
+- state_vg.xml ( 5942 bytes, from 2014-07-14 14:44:55)
Copyright (C) 2015
*/
@@ -182,8 +186,25 @@ Copyright (C) 2015
#define VIVS_HI_CHIP_MINOR_FEATURE_3 0x00000088
+#define VIVS_HI_CHIP_SPECS_3 0x0000008c
+#define VIVS_HI_CHIP_SPECS_3_VARYINGS_COUNT__MASK 0x000001f0
+#define VIVS_HI_CHIP_SPECS_3_VARYINGS_COUNT__SHIFT 4
+#define VIVS_HI_CHIP_SPECS_3_VARYINGS_COUNT(x) (((x) << VIVS_HI_CHIP_SPECS_3_VARYINGS_COUNT__SHIFT) & VIVS_HI_CHIP_SPECS_3_VARYINGS_COUNT__MASK)
+#define VIVS_HI_CHIP_SPECS_3_GPU_CORE_COUNT__MASK 0x00000007
+#define VIVS_HI_CHIP_SPECS_3_GPU_CORE_COUNT__SHIFT 0
+#define VIVS_HI_CHIP_SPECS_3_GPU_CORE_COUNT(x) (((x) << VIVS_HI_CHIP_SPECS_3_GPU_CORE_COUNT__SHIFT) & VIVS_HI_CHIP_SPECS_3_GPU_CORE_COUNT__MASK)
+
#define VIVS_HI_CHIP_MINOR_FEATURE_4 0x00000094
+#define VIVS_HI_CHIP_SPECS_4 0x0000009c
+#define VIVS_HI_CHIP_SPECS_4_STREAM_COUNT__MASK 0x0001f000
+#define VIVS_HI_CHIP_SPECS_4_STREAM_COUNT__SHIFT 12
+#define VIVS_HI_CHIP_SPECS_4_STREAM_COUNT(x) (((x) << VIVS_HI_CHIP_SPECS_4_STREAM_COUNT__SHIFT) & VIVS_HI_CHIP_SPECS_4_STREAM_COUNT__MASK)
+
+#define VIVS_HI_CHIP_MINOR_FEATURE_5 0x000000a0
+
+#define VIVS_HI_CHIP_PRODUCT_ID 0x000000a8
+
#define VIVS_PM 0x00000000
#define VIVS_PM_POWER_CONTROLS 0x00000100
@@ -201,11 +222,23 @@ Copyright (C) 2015
#define VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_FE 0x00000001
#define VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_DE 0x00000002
#define VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_PE 0x00000004
+#define VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_SH 0x00000008
+#define VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_PA 0x00000010
+#define VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_SE 0x00000020
+#define VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA 0x00000040
+#define VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_TX 0x00000080
+#define VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_EZ 0x00010000
+#define VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_HZ 0x00020000
#define VIVS_PM_MODULE_STATUS 0x00000108
#define VIVS_PM_MODULE_STATUS_MODULE_CLOCK_GATED_FE 0x00000001
#define VIVS_PM_MODULE_STATUS_MODULE_CLOCK_GATED_DE 0x00000002
#define VIVS_PM_MODULE_STATUS_MODULE_CLOCK_GATED_PE 0x00000004
+#define VIVS_PM_MODULE_STATUS_MODULE_CLOCK_GATED_SH 0x00000008
+#define VIVS_PM_MODULE_STATUS_MODULE_CLOCK_GATED_PA 0x00000010
+#define VIVS_PM_MODULE_STATUS_MODULE_CLOCK_GATED_SE 0x00000020
+#define VIVS_PM_MODULE_STATUS_MODULE_CLOCK_GATED_RA 0x00000040
+#define VIVS_PM_MODULE_STATUS_MODULE_CLOCK_GATED_TX 0x00000080
#define VIVS_PM_PULSE_EATER 0x0000010c
diff --git a/include/uapi/drm/etnaviv_drm.h b/include/uapi/drm/etnaviv_drm.h
index 4cc989a..f195e29 100644
--- a/include/uapi/drm/etnaviv_drm.h
+++ b/include/uapi/drm/etnaviv_drm.h
@@ -59,6 +59,7 @@ struct drm_etnaviv_timespec {
#define ETNAVIV_PARAM_GPU_BUFFER_SIZE 0x17
#define ETNAVIV_PARAM_GPU_INSTRUCTION_COUNT 0x18
#define ETNAVIV_PARAM_GPU_NUM_CONSTANTS 0x19
+#define ETNAVIV_PARAM_GPU_NUM_VARYINGS 0x20
#define ETNA_MAX_PIPES 4
--
2.5.0
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