summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/amd
diff options
context:
space:
mode:
authorRex Zhu <Rex.Zhu@amd.com>2016-12-21 20:32:38 +0800
committerAlex Deucher <alexander.deucher@amd.com>2017-01-27 11:12:57 -0500
commitae6a58e4090365f0ed6b24e0a67b8a08f6b55856 (patch)
treee799a62f89f14e5a203c196ab1ef27d76c270c94 /drivers/gpu/drm/amd
parent3bd58979648fd105258934fb9f0fea1d73341d08 (diff)
drm/amdgpu: use same enter/exit safe mode for gfx_8.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c95
1 files changed, 1 insertions, 94 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index 5ab53d7b4bad..71ab1eb47909 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -5445,68 +5445,6 @@ static void gfx_v8_0_send_serdes_cmd(struct amdgpu_device *adev,
#define RLC_GPR_REG2__MESSAGE__SHIFT 0x00000001
#define RLC_GPR_REG2__MESSAGE_MASK 0x0000001e
-static void cz_enter_rlc_safe_mode(struct amdgpu_device *adev)
-{
- u32 data = 0;
- unsigned i;
-
- data = RREG32(mmRLC_CNTL);
- if ((data & RLC_CNTL__RLC_ENABLE_F32_MASK) == 0)
- return;
-
- if ((adev->cg_flags & (AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG)) ||
- (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG | AMD_PG_SUPPORT_GFX_SMG |
- AMD_PG_SUPPORT_GFX_DMG))) {
- data |= RLC_GPR_REG2__REQ_MASK;
- data &= ~RLC_GPR_REG2__MESSAGE_MASK;
- data |= (MSG_ENTER_RLC_SAFE_MODE << RLC_GPR_REG2__MESSAGE__SHIFT);
- WREG32(mmRLC_GPR_REG2, data);
-
- for (i = 0; i < adev->usec_timeout; i++) {
- if ((RREG32(mmRLC_GPM_STAT) &
- (RLC_GPM_STAT__GFX_CLOCK_STATUS_MASK |
- RLC_GPM_STAT__GFX_POWER_STATUS_MASK)) ==
- (RLC_GPM_STAT__GFX_CLOCK_STATUS_MASK |
- RLC_GPM_STAT__GFX_POWER_STATUS_MASK))
- break;
- udelay(1);
- }
-
- for (i = 0; i < adev->usec_timeout; i++) {
- if (!REG_GET_FIELD(RREG32(mmRLC_GPR_REG2), RLC_GPR_REG2, REQ))
- break;
- udelay(1);
- }
- adev->gfx.rlc.in_safe_mode = true;
- }
-}
-
-static void cz_exit_rlc_safe_mode(struct amdgpu_device *adev)
-{
- u32 data;
- unsigned i;
-
- data = RREG32(mmRLC_CNTL);
- if ((data & RLC_CNTL__RLC_ENABLE_F32_MASK) == 0)
- return;
-
- if ((adev->cg_flags & (AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG)) ||
- (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG | AMD_PG_SUPPORT_GFX_SMG |
- AMD_PG_SUPPORT_GFX_DMG))) {
- data |= RLC_GPR_REG2__REQ_MASK;
- data &= ~RLC_GPR_REG2__MESSAGE_MASK;
- data |= (MSG_EXIT_RLC_SAFE_MODE << RLC_GPR_REG2__MESSAGE__SHIFT);
- WREG32(mmRLC_GPR_REG2, data);
- adev->gfx.rlc.in_safe_mode = false;
- }
-
- for (i = 0; i < adev->usec_timeout; i++) {
- if (!REG_GET_FIELD(RREG32(mmRLC_GPR_REG2), RLC_GPR_REG2, REQ))
- break;
- udelay(1);
- }
-}
-
static void iceland_enter_rlc_safe_mode(struct amdgpu_device *adev)
{
u32 data;
@@ -5566,31 +5504,11 @@ static void iceland_exit_rlc_safe_mode(struct amdgpu_device *adev)
}
}
-static void gfx_v8_0_nop_enter_rlc_safe_mode(struct amdgpu_device *adev)
-{
- adev->gfx.rlc.in_safe_mode = true;
-}
-
-static void gfx_v8_0_nop_exit_rlc_safe_mode(struct amdgpu_device *adev)
-{
- adev->gfx.rlc.in_safe_mode = false;
-}
-
-static const struct amdgpu_rlc_funcs cz_rlc_funcs = {
- .enter_safe_mode = cz_enter_rlc_safe_mode,
- .exit_safe_mode = cz_exit_rlc_safe_mode
-};
-
static const struct amdgpu_rlc_funcs iceland_rlc_funcs = {
.enter_safe_mode = iceland_enter_rlc_safe_mode,
.exit_safe_mode = iceland_exit_rlc_safe_mode
};
-static const struct amdgpu_rlc_funcs gfx_v8_0_nop_rlc_funcs = {
- .enter_safe_mode = gfx_v8_0_nop_enter_rlc_safe_mode,
- .exit_safe_mode = gfx_v8_0_nop_exit_rlc_safe_mode
-};
-
static void gfx_v8_0_update_medium_grain_clock_gating(struct amdgpu_device *adev,
bool enable)
{
@@ -6526,18 +6444,7 @@ static void gfx_v8_0_set_irq_funcs(struct amdgpu_device *adev)
static void gfx_v8_0_set_rlc_funcs(struct amdgpu_device *adev)
{
- switch (adev->asic_type) {
- case CHIP_TOPAZ:
- adev->gfx.rlc.funcs = &iceland_rlc_funcs;
- break;
- case CHIP_STONEY:
- case CHIP_CARRIZO:
- adev->gfx.rlc.funcs = &cz_rlc_funcs;
- break;
- default:
- adev->gfx.rlc.funcs = &gfx_v8_0_nop_rlc_funcs;
- break;
- }
+ adev->gfx.rlc.funcs = &iceland_rlc_funcs;
}
static void gfx_v8_0_set_gds_init(struct amdgpu_device *adev)