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drm/komeda: Clear enable bit in CU_INPUTx_CONTROL

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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>
This commit is contained in:
Lowry Li (Arm Technology China)
2019-05-15 04:02:05 +01:00
committed by Liviu Dudau
parent ebf68996de
commit 0e52ab9ff0
1 changed files with 11 additions and 1 deletions
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12
drivers/gpu/drm/arm/display/komeda/d71/d71_component.c
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@@ -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,