From e7aeeba6a8fb86ac52bcffa0b72942f784f2b37f Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 4 Jun 2010 13:10:12 -0400 Subject: [PATCH] drm/radeon/kms/r6xx+: add query for tile config (v2) Userspace needs this information to access tiled buffers via the CPU. v2: rebased on evergreen accel changes Signed-off-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/evergreen.c | 1 + drivers/gpu/drm/radeon/r600.c | 2 +- drivers/gpu/drm/radeon/radeon.h | 3 +++ drivers/gpu/drm/radeon/radeon_drv.c | 3 ++- drivers/gpu/drm/radeon/radeon_kms.c | 12 ++++++++++++ drivers/gpu/drm/radeon/rv770.c | 3 ++- include/drm/radeon_drm.h | 1 + 7 files changed, 22 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 1b7da39cc587..957d5067ad9c 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -1132,6 +1132,7 @@ static void evergreen_gpu_init(struct radeon_device *rdev) rdev->config.evergreen.max_backends) & EVERGREEN_MAX_BACKENDS_MASK)); + rdev->config.evergreen.tile_config = gb_addr_config; WREG32(GB_BACKEND_MAP, gb_backend_map); WREG32(GB_ADDR_CONFIG, gb_addr_config); WREG32(DMIF_ADDR_CONFIG, gb_addr_config); diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 15fe6c214034..aa36ef69ba61 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -1623,7 +1623,7 @@ void r600_gpu_init(struct radeon_device *rdev) r600_count_pipe_bits((cc_rb_backend_disable & R6XX_MAX_BACKENDS_MASK) >> 16)), (cc_rb_backend_disable >> 16)); - + rdev->config.r600.tile_config = tiling_config; tiling_config |= BACKEND_MAP(backend_map); WREG32(GB_TILING_CONFIG, tiling_config); WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff); diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index d4d776d2f1e0..be8420e65f01 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -914,6 +914,7 @@ struct r600_asic { unsigned tiling_nbanks; unsigned tiling_npipes; unsigned tiling_group_size; + unsigned tile_config; struct r100_gpu_lockup lockup; }; @@ -938,6 +939,7 @@ struct rv770_asic { unsigned tiling_nbanks; unsigned tiling_npipes; unsigned tiling_group_size; + unsigned tile_config; struct r100_gpu_lockup lockup; }; @@ -963,6 +965,7 @@ struct evergreen_asic { unsigned tiling_nbanks; unsigned tiling_npipes; unsigned tiling_group_size; + unsigned tile_config; }; union radeon_asic_config { diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index ed0ceb3fc40a..6f8a2e572878 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -46,9 +46,10 @@ * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs * - 2.4.0 - add crtc id query * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen + * - 2.6.0 - add tiling config query (r6xx+) */ #define KMS_DRIVER_MAJOR 2 -#define KMS_DRIVER_MINOR 5 +#define KMS_DRIVER_MINOR 6 #define KMS_DRIVER_PATCHLEVEL 0 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags); int radeon_driver_unload_kms(struct drm_device *dev); diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index 70fda6361cd0..9012e6fbadb6 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -147,6 +147,18 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) case RADEON_INFO_ACCEL_WORKING2: value = rdev->accel_working; break; + case RADEON_INFO_TILING_CONFIG: + if (rdev->family >= CHIP_CEDAR) + value = rdev->config.evergreen.tile_config; + else if (rdev->family >= CHIP_RV770) + value = rdev->config.rv770.tile_config; + else if (rdev->family >= CHIP_R600) + value = rdev->config.r600.tile_config; + else { + DRM_DEBUG("tiling config is r6xx+ only!\n"); + return -EINVAL; + } + break; default: DRM_DEBUG("Invalid request %d\n", info->request); return -EINVAL; diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index 836c15ab84d1..236fe6681922 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -674,8 +674,9 @@ static void rv770_gpu_init(struct radeon_device *rdev) r600_count_pipe_bits((cc_rb_backend_disable & R7XX_MAX_BACKENDS_MASK) >> 16)), (cc_rb_backend_disable >> 16)); - gb_tiling_config |= BACKEND_MAP(backend_map); + rdev->config.rv770.tile_config = gb_tiling_config; + gb_tiling_config |= BACKEND_MAP(backend_map); WREG32(GB_TILING_CONFIG, gb_tiling_config); WREG32(DCP_TILING_CONFIG, (gb_tiling_config & 0xffff)); diff --git a/include/drm/radeon_drm.h b/include/drm/radeon_drm.h index 5347063e9d5a..ac5f0403d537 100644 --- a/include/drm/radeon_drm.h +++ b/include/drm/radeon_drm.h @@ -904,6 +904,7 @@ struct drm_radeon_cs { #define RADEON_INFO_ACCEL_WORKING 0x03 #define RADEON_INFO_CRTC_FROM_ID 0x04 #define RADEON_INFO_ACCEL_WORKING2 0x05 +#define RADEON_INFO_TILING_CONFIG 0x06 struct drm_radeon_info { uint32_t request; -- 2.30.2