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drm/amdgpu: support sdma clock gating for more instances

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Shorten the code with RREG32_SDMA/WREG32_SDMA macro in CG part.

Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Le Ma 2019-08-07 15:45:25 +08:00 committed by Alex Deucher
parent 5d111f5b3a
commit 78864760c2
1 changed files with 34 additions and 71 deletions
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105
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
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@ -2086,61 +2086,35 @@ static void sdma_v4_0_update_medium_grain_clock_gating(
bool enable)
{
uint32_t data, def;
int i;
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG)) {
/* enable sdma0 clock gating */
def = data = RREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_CLK_CTRL));
data &= ~(SDMA0_CLK_CTRL__SOFT_OVERRIDE7_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE6_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE5_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE4_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE3_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE2_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE1_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE0_MASK);
if (def != data)
WREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_CLK_CTRL), data);
if (adev->sdma.num_instances > 1) {
def = data = RREG32(SOC15_REG_OFFSET(SDMA1, 0, mmSDMA1_CLK_CTRL));
data &= ~(SDMA1_CLK_CTRL__SOFT_OVERRIDE7_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE6_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE5_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE4_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE3_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE2_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE1_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE0_MASK);
for (i = 0; i < adev->sdma.num_instances; i++) {
def = data = RREG32_SDMA(i, mmSDMA0_CLK_CTRL);
data &= ~(SDMA0_CLK_CTRL__SOFT_OVERRIDE7_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE6_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE5_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE4_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE3_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE2_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE1_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE0_MASK);
if (def != data)
WREG32(SOC15_REG_OFFSET(SDMA1, 0, mmSDMA1_CLK_CTRL), data);
WREG32_SDMA(i, mmSDMA0_CLK_CTRL, data);
}
} else {
/* disable sdma0 clock gating */
def = data = RREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_CLK_CTRL));
data |= (SDMA0_CLK_CTRL__SOFT_OVERRIDE7_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE6_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE5_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE4_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE3_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE2_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE1_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE0_MASK);
if (def != data)
WREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_CLK_CTRL), data);
if (adev->sdma.num_instances > 1) {
def = data = RREG32(SOC15_REG_OFFSET(SDMA1, 0, mmSDMA1_CLK_CTRL));
data |= (SDMA1_CLK_CTRL__SOFT_OVERRIDE7_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE6_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE5_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE4_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE3_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE2_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE1_MASK |
SDMA1_CLK_CTRL__SOFT_OVERRIDE0_MASK);
for (i = 0; i < adev->sdma.num_instances; i++) {
def = data = RREG32_SDMA(i, mmSDMA0_CLK_CTRL);
data |= (SDMA0_CLK_CTRL__SOFT_OVERRIDE7_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE6_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE5_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE4_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE3_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE2_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE1_MASK |
SDMA0_CLK_CTRL__SOFT_OVERRIDE0_MASK);
if (def != data)
WREG32(SOC15_REG_OFFSET(SDMA1, 0, mmSDMA1_CLK_CTRL), data);
WREG32_SDMA(i, mmSDMA0_CLK_CTRL, data);
}
}
}
@ -2151,34 +2125,23 @@ static void sdma_v4_0_update_medium_grain_light_sleep(
bool enable)
{
uint32_t data, def;
int i;
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS)) {
/* 1-not override: enable sdma0 mem light sleep */
def = data = RREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_POWER_CNTL));
data |= SDMA0_POWER_CNTL__MEM_POWER_OVERRIDE_MASK;
if (def != data)
WREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_POWER_CNTL), data);
/* 1-not override: enable sdma1 mem light sleep */
if (adev->sdma.num_instances > 1) {
def = data = RREG32(SOC15_REG_OFFSET(SDMA1, 0, mmSDMA1_POWER_CNTL));
data |= SDMA1_POWER_CNTL__MEM_POWER_OVERRIDE_MASK;
for (i = 0; i < adev->sdma.num_instances; i++) {
/* 1-not override: enable sdma mem light sleep */
def = data = RREG32_SDMA(0, mmSDMA0_POWER_CNTL);
data |= SDMA0_POWER_CNTL__MEM_POWER_OVERRIDE_MASK;
if (def != data)
WREG32(SOC15_REG_OFFSET(SDMA1, 0, mmSDMA1_POWER_CNTL), data);
WREG32_SDMA(0, mmSDMA0_POWER_CNTL, data);
}
} else {
/* 0-override:disable sdma0 mem light sleep */
def = data = RREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_POWER_CNTL));
data &= ~SDMA0_POWER_CNTL__MEM_POWER_OVERRIDE_MASK;
if (def != data)
WREG32(SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_POWER_CNTL), data);
/* 0-override:disable sdma1 mem light sleep */
if (adev->sdma.num_instances > 1) {
def = data = RREG32(SOC15_REG_OFFSET(SDMA1, 0, mmSDMA1_POWER_CNTL));
data &= ~SDMA1_POWER_CNTL__MEM_POWER_OVERRIDE_MASK;
for (i = 0; i < adev->sdma.num_instances; i++) {
/* 0-override:disable sdma mem light sleep */
def = data = RREG32_SDMA(0, mmSDMA0_POWER_CNTL);
data &= ~SDMA0_POWER_CNTL__MEM_POWER_OVERRIDE_MASK;
if (def != data)
WREG32(SOC15_REG_OFFSET(SDMA1, 0, mmSDMA1_POWER_CNTL), data);
WREG32_SDMA(0, mmSDMA0_POWER_CNTL, data);
}
}
}