From 22cb0164378c6511423f79d429e0b2e4290934df Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 14 Dec 2017 16:27:11 -0500 Subject: [PATCH] drm/amdgpu: move amdgpu_doorbell_get_kfd_info to amdgpu_amdkfd.c MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit It's the only place it's used. Acked-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 6 ---- drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 33 ++++++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 33 +--------------------- 3 files changed, 34 insertions(+), 38 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 941535d94f87..b03f9242448c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -651,12 +651,6 @@ typedef enum _AMDGPU_DOORBELL64_ASSIGNMENT AMDGPU_DOORBELL64_INVALID = 0xFFFF } AMDGPU_DOORBELL64_ASSIGNMENT; - -void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev, - phys_addr_t *aperture_base, - size_t *aperture_size, - size_t *start_offset); - /* * IRQS. */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index c70cda04dbfb..896b16db58aa 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -93,6 +93,39 @@ void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev) adev->pdev, kfd2kgd); } +/** + * amdgpu_doorbell_get_kfd_info - Report doorbell configuration required to + * setup amdkfd + * + * @adev: amdgpu_device pointer + * @aperture_base: output returning doorbell aperture base physical address + * @aperture_size: output returning doorbell aperture size in bytes + * @start_offset: output returning # of doorbell bytes reserved for amdgpu. + * + * amdgpu and amdkfd share the doorbell aperture. amdgpu sets it up, + * takes doorbells required for its own rings and reports the setup to amdkfd. + * amdgpu reserved doorbells are at the start of the doorbell aperture. + */ +static void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev, + phys_addr_t *aperture_base, + size_t *aperture_size, + size_t *start_offset) +{ + /* + * The first num_doorbells are used by amdgpu. + * amdkfd takes whatever's left in the aperture. + */ + if (adev->doorbell.size > adev->doorbell.num_doorbells * sizeof(u32)) { + *aperture_base = adev->doorbell.base; + *aperture_size = adev->doorbell.size; + *start_offset = adev->doorbell.num_doorbells * sizeof(u32); + } else { + *aperture_base = 0; + *aperture_size = 0; + *start_offset = 0; + } +} + void amdgpu_amdkfd_device_init(struct amdgpu_device *adev) { int i; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 2ff4194fd153..ae9a3a0334d7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -438,38 +438,7 @@ static void amdgpu_device_doorbell_fini(struct amdgpu_device *adev) adev->doorbell.ptr = NULL; } -/** - * amdgpu_doorbell_get_kfd_info - Report doorbell configuration required to - * setup amdkfd - * - * @adev: amdgpu_device pointer - * @aperture_base: output returning doorbell aperture base physical address - * @aperture_size: output returning doorbell aperture size in bytes - * @start_offset: output returning # of doorbell bytes reserved for amdgpu. - * - * amdgpu and amdkfd share the doorbell aperture. amdgpu sets it up, - * takes doorbells required for its own rings and reports the setup to amdkfd. - * amdgpu reserved doorbells are at the start of the doorbell aperture. - */ -void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev, - phys_addr_t *aperture_base, - size_t *aperture_size, - size_t *start_offset) -{ - /* - * The first num_doorbells are used by amdgpu. - * amdkfd takes whatever's left in the aperture. - */ - if (adev->doorbell.size > adev->doorbell.num_doorbells * sizeof(u32)) { - *aperture_base = adev->doorbell.base; - *aperture_size = adev->doorbell.size; - *start_offset = adev->doorbell.num_doorbells * sizeof(u32); - } else { - *aperture_base = 0; - *aperture_size = 0; - *start_offset = 0; - } -} + /* * amdgpu_device_wb_*() -- 2.30.2