media: venus: hfi: Add 6xx interrupt support

This commit adds 6xx specific interrupt support, some register offsets and
bitmasks differ from 4xx, which we account for in this commit.

[bod: Added commit log. Moved register definition into commit]
Signed-off-by: Dikshita Agarwal <dikshita@codeaurora.org>
Co-developed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/platform/qcom/venus/hfi_venus.c

@@ -359,8 +359,14 @@ static void venus_set_registers(struct venus_hfi_device *hdev)
 static void venus_soft_int(struct venus_hfi_device *hdev)
 {
 	void __iomem *cpu_ic_base = hdev->core->cpu_ic_base;
+	u32 clear_bit;
 
-	writel(BIT(CPU_IC_SOFTINT_H2A_SHIFT), cpu_ic_base + CPU_IC_SOFTINT);
+	if (IS_V6(hdev->core))
+		clear_bit = BIT(CPU_IC_SOFTINT_H2A_SHIFT_V6);
+	else
+		clear_bit = BIT(CPU_IC_SOFTINT_H2A_SHIFT);
+
+	writel(clear_bit, cpu_ic_base + CPU_IC_SOFTINT);
 }
 
 static int venus_iface_cmdq_write_nolock(struct venus_hfi_device *hdev,
@@ -474,8 +480,10 @@ static int venus_boot_core(struct venus_hfi_device *hdev)
 	if (count >= max_tries)
 		ret = -ETIMEDOUT;
 
-	if (IS_V6(hdev->core))
+	if (IS_V6(hdev->core)) {
+		writel(0x1, cpu_cs_base + CPU_CS_H2XSOFTINTEN_V6);
 		writel(0x0, cpu_cs_base + CPU_CS_X2RPMH_V6);
+	}
 
 	return ret;
 }
@@ -1061,13 +1069,19 @@ static irqreturn_t venus_isr(struct venus_core *core)
 		return IRQ_NONE;
 
 	status = readl(wrapper_base + WRAPPER_INTR_STATUS);
-
+	if (IS_V6(core)) {
+		if (status & WRAPPER_INTR_STATUS_A2H_MASK ||
+		    status & WRAPPER_INTR_STATUS_A2HWD_MASK_V6 ||
+		    status & CPU_CS_SCIACMDARG0_INIT_IDLE_MSG_MASK)
+			hdev->irq_status = status;
+	} else {
 		if (status & WRAPPER_INTR_STATUS_A2H_MASK ||
 		    status & WRAPPER_INTR_STATUS_A2HWD_MASK ||
 		    status & CPU_CS_SCIACMDARG0_INIT_IDLE_MSG_MASK)
 			hdev->irq_status = status;
-
+	}
 	writel(1, cpu_cs_base + CPU_CS_A2HSOFTINTCLR);
+	if (!IS_V6(core))
 		writel(status, wrapper_base + WRAPPER_INTR_CLEAR);
 
 	return IRQ_WAKE_THREAD;