The driver was recording the clock frequency and never using it.
clang 23 reports:
qman_driver.c:27:12: warning: variable 'qman_clk' set but not used
[-Wunused-but-set-global]
Remove the variable and the dead store.
Fixes: f6fadc3e6310 ("bus/dpaa: add QMAN interface driver")
Cc: [email protected]
Signed-off-by: Stephen Hemminger <[email protected]>
---
drivers/bus/dpaa/base/qbman/qman_driver.c | 4 ----
1 file changed, 4 deletions(-)
diff --git a/drivers/bus/dpaa/base/qbman/qman_driver.c
b/drivers/bus/dpaa/base/qbman/qman_driver.c
index 45b094e0c6..bbe2640c52 100644
--- a/drivers/bus/dpaa/base/qbman/qman_driver.c
+++ b/drivers/bus/dpaa/base/qbman/qman_driver.c
@@ -23,8 +23,6 @@ u16 qm_channel_pme = QMAN_CHANNEL_PME;
/* Ccsr map address to access ccsrbased register */
static void *qman_ccsr_map;
-/* The qman clock frequency */
-static u32 qman_clk;
static __thread int qmfd = -1;
static __thread struct qm_portal_config qpcfg;
@@ -371,8 +369,6 @@ int qman_global_init(void)
clk = of_get_property(dt_node, "clock-frequency", NULL);
if (!clk)
pr_warn("Can't find Qman clock frequency\n");
- else
- qman_clk = be32_to_cpu(*clk);
#ifdef CONFIG_FSL_QMAN_FQ_LOOKUP
return qman_setup_fq_lookup_table(CONFIG_FSL_QMAN_FQ_LOOKUP_MAX);
--
2.53.0
