From 6101b3ae94b4f266456308824e9ca4eab1235d1a Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 19 Aug 2014 11:54:15 -0400 Subject: [PATCH] drm/radeon: fix active cu count for SI and CIK MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit This fixes the CU count reported to userspace for OpenCL. bug: https://bugzilla.kernel.org/show_bug.cgi?id=82581 Signed-off-by: Alex Deucher Reviewed-by: Michel Dänzer Cc: stable@vger.kernel.org --- drivers/gpu/drm/radeon/cik.c | 8 +++----- drivers/gpu/drm/radeon/si.c | 8 +++----- 2 files changed, 6 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index af2cbc647c73..23d56c689e12 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -3483,7 +3483,7 @@ static void cik_gpu_init(struct radeon_device *rdev) u32 mc_shared_chmap, mc_arb_ramcfg; u32 hdp_host_path_cntl; u32 tmp; - int i, j, k; + int i, j; switch (rdev->family) { case CHIP_BONAIRE: @@ -3674,10 +3674,8 @@ static void cik_gpu_init(struct radeon_device *rdev) for (i = 0; i < rdev->config.cik.max_shader_engines; i++) { for (j = 0; j < rdev->config.cik.max_sh_per_se; j++) { - for (k = 0; k < rdev->config.cik.max_cu_per_sh; k++) { - rdev->config.cik.active_cus += - hweight32(cik_get_cu_active_bitmap(rdev, i, j)); - } + rdev->config.cik.active_cus += + hweight32(cik_get_cu_active_bitmap(rdev, i, j)); } } diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index 7e58423c0bf6..c8f359ca64d1 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -3057,7 +3057,7 @@ static void si_gpu_init(struct radeon_device *rdev) u32 sx_debug_1; u32 hdp_host_path_cntl; u32 tmp; - int i, j, k; + int i, j; switch (rdev->family) { case CHIP_TAHITI: @@ -3257,10 +3257,8 @@ static void si_gpu_init(struct radeon_device *rdev) for (i = 0; i < rdev->config.si.max_shader_engines; i++) { for (j = 0; j < rdev->config.si.max_sh_per_se; j++) { - for (k = 0; k < rdev->config.si.max_cu_per_sh; k++) { - rdev->config.si.active_cus += - hweight32(si_get_cu_active_bitmap(rdev, i, j)); - } + rdev->config.si.active_cus += + hweight32(si_get_cu_active_bitmap(rdev, i, j)); } } -- 2.34.1