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video: rockchip: rga3: modify the reset method to replace auto_rst on RK3576

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1. Resetting only core_clk will cause abnormal src1 status in blend
scenarios, so both aclk and core_clk must be reset.
2. Avoid the issue by shielding the wrong interrupt.

Fixes: a2a7ce0bf0 ("video: rockchip: rga3: add fix for hardware issuewith RK3576")

Signed-off-by: Yu Qiaowei <cerf.yu@rock-chips.com>
Change-Id: I3cb0034f6c3090faca19cea2c2f5b375388271f8
This commit is contained in:
Yu Qiaowei
2025-05-29 10:33:33 +08:00
committed by Tao Huang
parent d86fac4c44
commit 6a03ec9cb5
1 changed files with 13 additions and 10 deletions
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23
drivers/video/rockchip/rga3/rga2_reg_info.c
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@@ -2723,9 +2723,13 @@ static void rga2_soft_reset(struct rga_scheduler_t *scheduler)
if (i == RGA_RESET_TIMEOUT)
rga_err("%s[%#x] soft reset timeout.\n",
rga_get_core_name(scheduler->core), scheduler->core);
else
rga_log("%s[%#x] soft reset complete.\n",
rga_get_core_name(scheduler->core), scheduler->core);
}
static void rga2_soft_reset_print(struct rga_scheduler_t *scheduler)
{
rga2_soft_reset(scheduler);
rga_log("%s[%#x] soft reset complete.\n",
rga_get_core_name(scheduler->core), scheduler->core);
}
static int rga2_check_param(struct rga_job *job,
@@ -3132,12 +3136,11 @@ static int rga2_set_reg(struct rga_job *job, struct rga_scheduler_t *scheduler)
sys_ctrl |= m_RGA2_SYS_CTRL_DST_WR_OPT_DIS | m_RGA2_SRC0_YUV420SP_RD_OPT_DIS;
if (rga_hw_has_issue(scheduler, RGA_HW_ISSUE_DIS_AUTO_RST)) {
/*
* when RGA is running continuously, disabling auto_rst
* requires resetting core_clk.
*/
rga_write(m_RGA2_SYS_CTRL_AUTO_CKG | m_RGA2_SYS_CTRL_CCLK_SRESET_P,
RGA2_SYS_CTRL, scheduler);
/* disable all_finish & cur_finish intr_en */
rga_write(0, RGA2_INT, scheduler);
rga_write(0, RGA2_CMD_REG_BASE + RGA2_MODE_CTRL_OFFSET, scheduler);
/* replace auto_rst */
rga2_soft_reset(scheduler);
} else {
sys_ctrl |= m_RGA2_SYS_CTRL_AUTO_RST;
}
@@ -3346,7 +3349,7 @@ const struct rga_backend_ops rga2_ops = {
.get_version = rga2_get_version,
.set_reg = rga2_set_reg,
.init_reg = rga2_init_reg,
.soft_reset = rga2_soft_reset,
.soft_reset = rga2_soft_reset_print,
.read_back_reg = rga2_read_back_reg,
.read_status = rga2_read_status,
.irq = rga2_irq,