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Subject[PATCH 82/83] drm/radeon: Remove lock functions from kfd2kgd interface
Date
From: Ben Goz <ben.goz@amd.com>

Signed-off-by: Ben Goz <ben.goz@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
---
drivers/gpu/drm/radeon/radeon_kfd.c | 44 -------------------------------------
include/linux/radeon_kfd.h | 10 ---------
2 files changed, 54 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_kfd.c b/drivers/gpu/drm/radeon/radeon_kfd.c
index 738c2b3..7e8e041 100644
--- a/drivers/gpu/drm/radeon/radeon_kfd.c
+++ b/drivers/gpu/drm/radeon/radeon_kfd.c
@@ -115,12 +115,6 @@ static void unkmap_mem(struct kgd_dev *kgd, struct kgd_mem *mem);
static uint64_t get_vmem_size(struct kgd_dev *kgd);
static uint64_t get_gpu_clock_counter(struct kgd_dev *kgd);

-static void lock_srbm_gfx_cntl(struct kgd_dev *kgd);
-static void unlock_srbm_gfx_cntl(struct kgd_dev *kgd);
-
-static void lock_grbm_gfx_idx(struct kgd_dev *kgd);
-static void unlock_grbm_gfx_idx(struct kgd_dev *kgd);
-
static uint32_t get_max_engine_clock_in_mhz(struct kgd_dev *kgd);

/*
@@ -146,10 +140,6 @@ static const struct kfd2kgd_calls kfd2kgd = {
.unkmap_mem = unkmap_mem,
.get_vmem_size = get_vmem_size,
.get_gpu_clock_counter = get_gpu_clock_counter,
- .lock_srbm_gfx_cntl = lock_srbm_gfx_cntl,
- .unlock_srbm_gfx_cntl = unlock_srbm_gfx_cntl,
- .lock_grbm_gfx_idx = lock_grbm_gfx_idx,
- .unlock_grbm_gfx_idx = unlock_grbm_gfx_idx,
.get_max_engine_clock_in_mhz = get_max_engine_clock_in_mhz,
.program_sh_mem_settings = kgd_program_sh_mem_settings,
.set_pasid_vmid_mapping = kgd_set_pasid_vmid_mapping,
@@ -200,8 +190,6 @@ void radeon_kfd_device_init(struct radeon_device *rdev)
{
if (rdev->kfd) {
struct kgd2kfd_shared_resources gpu_resources = {
- .mmio_registers = rdev->rmmio,
-
.compute_vmid_bitmap = 0xFF00,

.first_compute_pipe = 1,
@@ -363,38 +351,6 @@ static uint64_t get_vmem_size(struct kgd_dev *kgd)
return rdev->mc.real_vram_size;
}

-static void lock_srbm_gfx_cntl(struct kgd_dev *kgd)
-{
- struct radeon_device *rdev = (struct radeon_device *)kgd;
-
- mutex_lock(&rdev->srbm_mutex);
-}
-
-static void unlock_srbm_gfx_cntl(struct kgd_dev *kgd)
-{
- struct radeon_device *rdev = (struct radeon_device *)kgd;
-
- mutex_unlock(&rdev->srbm_mutex);
-}
-
-static void lock_grbm_gfx_idx(struct kgd_dev *kgd)
-{
- struct radeon_device *rdev = (struct radeon_device *)kgd;
-
- BUG_ON(kgd == NULL);
-
- mutex_lock(&rdev->grbm_idx_mutex);
-}
-
-static void unlock_grbm_gfx_idx(struct kgd_dev *kgd)
-{
- struct radeon_device *rdev = (struct radeon_device *)kgd;
-
- BUG_ON(kgd == NULL);
-
- mutex_unlock(&rdev->grbm_idx_mutex);
-}
-
static uint64_t get_gpu_clock_counter(struct kgd_dev *kgd)
{
struct radeon_device *rdev = (struct radeon_device *)kgd;
diff --git a/include/linux/radeon_kfd.h b/include/linux/radeon_kfd.h
index aa021fb..2fffe32 100644
--- a/include/linux/radeon_kfd.h
+++ b/include/linux/radeon_kfd.h
@@ -45,8 +45,6 @@ enum kgd_memory_pool {
};

struct kgd2kfd_shared_resources {
- void __iomem *mmio_registers; /* Mapped pointer to GFX MMIO registers. */
-
unsigned int compute_vmid_bitmap; /* Bit n == 1 means VMID n is available for KFD. */

unsigned int first_compute_pipe; /* Compute pipes are counted starting from MEC0/pipe0 as 0. */
@@ -86,14 +84,6 @@ struct kfd2kgd_calls {
uint64_t (*get_vmem_size)(struct kgd_dev *kgd);
uint64_t (*get_gpu_clock_counter)(struct kgd_dev *kgd);

- /* SRBM_GFX_CNTL mutex */
- void (*lock_srbm_gfx_cntl)(struct kgd_dev *kgd);
- void (*unlock_srbm_gfx_cntl)(struct kgd_dev *kgd);
-
- /* GRBM_GFX_INDEX mutex */
- void (*lock_grbm_gfx_idx)(struct kgd_dev *kgd);
- void (*unlock_grbm_gfx_idx)(struct kgd_dev *kgd);
-
uint32_t (*get_max_engine_clock_in_mhz)(struct kgd_dev *kgd);

/* Register access functions */
--
1.9.1


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