diff options
| author | Lowry Li (Arm Technology China) <Lowry.Li@arm.com> | 2019-05-15 04:02:05 +0100 |
|---|---|---|
| committer | Liviu Dudau <Liviu.Dudau@arm.com> | 2019-06-19 11:42:16 +0100 |
| commit | 0e52ab9ff0fc8a1cb9ea11c5fed4c2c4e47ae899 (patch) | |
| tree | 1d7804d0234fc20daa80b7590510c3f5dd96842a /drivers/gpu/drm/arm | |
| parent | ebf68996de0ab250c5d520eb2291ab65643e9a1e (diff) | |
| download | linux-0e52ab9ff0fc8a1cb9ea11c5fed4c2c4e47ae899.tar.bz2 | |
drm/komeda: Clear enable bit in CU_INPUTx_CONTROL
Besides clearing the input ID to zero, D71 compiz also has input
enable bit in CU_INPUTx_CONTROL which need to be cleared.
Signed-off-by: Lowry Li (Arm Technology China) <lowry.li@arm.com>
Reviewed-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com>
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
Diffstat (limited to 'drivers/gpu/drm/arm')
| -rw-r--r-- | drivers/gpu/drm/arm/display/komeda/d71/d71_component.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c b/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c index 1f7a5d572b1a..7f4c23abc317 100644 --- a/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c +++ b/drivers/gpu/drm/arm/display/komeda/d71/d71_component.c @@ -430,8 +430,18 @@ static void d71_component_disable(struct komeda_component *c) malidp_write32(reg, BLK_CONTROL, 0); - for (i = 0; i < c->max_active_inputs; i++) + for (i = 0; i < c->max_active_inputs; i++) { malidp_write32(reg, BLK_INPUT_ID0 + (i << 2), 0); + + /* Besides clearing the input ID to zero, D71 compiz also has + * input enable bit in CU_INPUTx_CONTROL which need to be + * cleared. + */ + if (has_bit(c->id, KOMEDA_PIPELINE_COMPIZS)) + malidp_write32(reg, CU_INPUT0_CONTROL + + i * CU_PER_INPUT_REGS * 4, + CU_INPUT_CTRL_ALPHA(0xFF)); + } } static void compiz_enable_input(u32 __iomem *id_reg, |