}
/**
- * Scale filter coefficients (64 bits float)
+ * fsl_easrc_normalize_filter - Scale filter coefficients (64 bits float)
* For input float32 normalized range (1.0,-1.0) -> output int[16,24,32]:
* scale it by multiplying filter coefficients by 2^31
* For input int[16, 24, 32] -> output float32
{
struct fsl_asrc *easrc = ctx->asrc;
struct fsl_easrc_ctx_priv *ctx_priv = ctx->private;
- int st1_chanxexp, st1_mem_alloc = 0, st2_mem_alloc = 0;
+ int st1_chanxexp, st1_mem_alloc = 0, st2_mem_alloc;
unsigned int reg0, reg1, reg2, reg3;
unsigned int addr;
{
struct fsl_asrc *easrc = ctx->asrc;
int val, i;
- int size = 0;
+ int size;
int retry = 200;
regmap_read(easrc->regmap, REG_EASRC_CC(ctx->index), &val);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
regs = devm_ioremap_resource(dev, res);
- if (IS_ERR(regs)) {
- dev_err(&pdev->dev, "failed ioremap\n");
+ if (IS_ERR(regs))
return PTR_ERR(regs);
- }
easrc->paddr = res->start;
- easrc->regmap = devm_regmap_init_mmio_clk(dev, "mem", regs,
- &fsl_easrc_regmap_config);
+ easrc->regmap = devm_regmap_init_mmio(dev, regs, &fsl_easrc_regmap_config);
if (IS_ERR(easrc->regmap)) {
dev_err(dev, "failed to init regmap");
return PTR_ERR(easrc->regmap);