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soc: sunxi: sram: Save a pointer to the OF match data 

It is inefficient to match the compatible string every time the regmap
is accessed.

Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Samuel Holland <samuel@sholland.org>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20220815041248.53268-9-samuel@sholland.org
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
This commit is contained in:
Samuel Holland 2022-08-14 23:12:45 -05:00 committed by Jernej Skrabec
parent 460d9cb62f
commit ee07b9056e
1 changed files with 3 additions and 3 deletions
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6
drivers/soc/sunxi/sunxi_sram.c
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@ -305,9 +305,7 @@ static const struct sunxi_sramc_variant sun50i_h616_sramc_variant = {
static bool sunxi_sram_regmap_accessible_reg(struct device *dev,
unsigned int reg)
{
const struct sunxi_sramc_variant *variant;
variant = of_device_get_match_data(dev);
const struct sunxi_sramc_variant *variant = dev_get_drvdata(dev);
if (reg < SUNXI_SRAM_EMAC_CLOCK_REG)
return false;
@ -340,6 +338,8 @@ static int __init sunxi_sram_probe(struct platform_device *pdev)
if (!variant)
return -EINVAL;
dev_set_drvdata(dev, (struct sunxi_sramc_variant *)variant);
base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(base))
return PTR_ERR(base);