tpm_tis: Use platform_get_irq

Replace the open coded IORESOURCE_IRQ with platform_get_irq, which supports more cases. Fixes: 0019482 ("tpm_tis: Clean up the force=1 module parameter") Signed-off-by: Jason Gunthorpe <[email protected]> Reviewed-by: Jarkko Sakkinen <[email protected]> Tested-by: Jerry Snitselaar <[email protected]> (with TPM 2.0) Tested-by: Jarkko Sakkinen <[email protected]> (with TPM 1.2) Signed-off-by: Jarkko Sakkinen <[email protected]>
jpenney · Jun 13, 2017 · fc0e132 · fc0e132
1 parent d27f81f
commit fc0e132
Showing 1 changed file with 2 additions and 4 deletions.
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
@@ -332,10 +332,8 @@ static int tpm_tis_plat_probe(struct platform_device *pdev)
 	}
 	tpm_info.res = *res;
 
-	res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-	if (res) {
-		tpm_info.irq = res->start;
-	} else {
+	tpm_info.irq = platform_get_irq(pdev, 0);
+	if (tpm_info.irq <= 0) {
 		if (pdev != force_pdev)
 			tpm_info.irq = -1;
 		else