Re: [PATCH 1/3] clk: qcom: gcc-sm8150: Register QUPv3 RCGs for DFS on SM8150

From: Satya Priya Kakitapalli (Temp)
Date: Wed Jan 10 2024 - 05:31:58 EST



On 1/5/2024 3:06 AM, Stephen Boyd wrote:
Quoting Satya Priya Kakitapalli (2024-01-04 06:23:04)
diff --git a/drivers/clk/qcom/gcc-sm8150.c b/drivers/clk/qcom/gcc-sm8150.c
index 05d115c52dfe..6d76fd344ddf 100644
--- a/drivers/clk/qcom/gcc-sm8150.c
+++ b/drivers/clk/qcom/gcc-sm8150.c
@@ -453,19 +453,29 @@ static const struct freq_tbl ftbl_gcc_qupv3_wrap0_s0_clk_src[] = {
{ }
};
+static struct clk_init_data gcc_qupv3_wrap0_s0_clk_src_init = {
Can these be const?


We update the ops inside the qcom_cc_register_rcg_dfs. Hence cannot make this as const.


+ .name = "gcc_qupv3_wrap0_s0_clk_src",
+ .parent_data = gcc_parents_0,
+ .num_parents = ARRAY_SIZE(gcc_parents_0),
+ .flags = CLK_SET_RATE_PARENT,
+ .ops = &clk_rcg2_ops,
+};
+
static struct clk_rcg2 gcc_qupv3_wrap0_s0_clk_src = {
.cmd_rcgr = 0x17148,
.mnd_width = 16,
.hid_width = 5,
.parent_map = gcc_parent_map_0,
.freq_tbl = ftbl_gcc_qupv3_wrap0_s0_clk_src,
- .clkr.hw.init = &(struct clk_init_data){
- .name = "gcc_qupv3_wrap0_s0_clk_src",
[...]
@@ -3786,6 +3850,13 @@ static int gcc_sm8150_probe(struct platform_device *pdev)
regmap_update_bits(regmap, 0x4d110, 0x3, 0x3);
regmap_update_bits(regmap, 0x71028, 0x3, 0x3);
+ ret = qcom_cc_register_rcg_dfs(regmap, gcc_dfs_clocks,
+ ARRAY_SIZE(gcc_dfs_clocks));
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to register with DFS!\n");
Use

return dev_err_probe(...);


Okay.