Re: [PATCH v2 02/18] media: venus: hfi_venus: Write to VIDC_CTRL_INIT after unmasking interrupts

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On 5/4/2023 1:30 PM, Konrad Dybcio wrote:
The downstream driver signals the hardware to be enabled only after the
interrupts are unmasked, which... makes sense. Follow suit.

Rephrase the commit text,

1. No need to mention downstream driver, if something is buggy, fix it.

2. Avoid "..." and lets make it more formal.

Cc: stable@xxxxxxxxxxxxxxx # v4.12+
Fixes: d96d3f30c0f2 ("[media] media: venus: hfi: add Venus HFI files")
Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
  drivers/media/platform/qcom/venus/hfi_venus.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/qcom/venus/hfi_venus.c b/drivers/media/platform/qcom/venus/hfi_venus.c
index bff435abd59b..8fc8f46dc390 100644
--- a/drivers/media/platform/qcom/venus/hfi_venus.c
+++ b/drivers/media/platform/qcom/venus/hfi_venus.c
@@ -453,7 +453,6 @@ static int venus_boot_core(struct venus_hfi_device *hdev)
  	void __iomem *wrapper_base = hdev->core->wrapper_base;
  	int ret = 0;
- writel(BIT(VIDC_CTRL_INIT_CTRL_SHIFT), cpu_cs_base + VIDC_CTRL_INIT);
  	if (IS_V6(hdev->core)) {
  		mask_val = readl(wrapper_base + WRAPPER_INTR_MASK);
  		mask_val &= ~(WRAPPER_INTR_MASK_A2HWD_BASK_V6 |
@@ -464,6 +463,7 @@ static int venus_boot_core(struct venus_hfi_device *hdev)
  	writel(mask_val, wrapper_base + WRAPPER_INTR_MASK);
  	writel(1, cpu_cs_base + CPU_CS_SCIACMDARG3);
+ writel(BIT(VIDC_CTRL_INIT_CTRL_SHIFT), cpu_cs_base + VIDC_CTRL_INIT);
  	while (!ctrl_status && count < max_tries) {
  		ctrl_status = readl(cpu_cs_base + CPU_CS_SCIACMDARG0);
  		if ((ctrl_status & CPU_CS_SCIACMDARG0_ERROR_STATUS_MASK) == 4) {

Above code looks good.

-Vikash




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