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authorJonathan Lemon <jonathan.lemon@gmail.com>2022-05-19 14:21:51 -0700
committerJakub Kicinski <kuba@kernel.org>2022-05-24 11:39:54 -0700
commitee4cd7250c8f5fd47b77b2235057f4b52c1576a6 (patch)
treecb14ef35d7a39d49716d8f22d355aed8604f9143 /drivers/ptp
parentcaab82cdbfe449c1597ab455c09d0fa514ef6947 (diff)
ptp: ocp: add .init function for sma_op vector
Create an .init function for the op vector, and a corresponding wrapper function, for different sma mapping setups. Add a default_fcn to the sma information, and use it when displaying information for pins which have fixed functions. Signed-off-by: Jonathan Lemon <jonathan.lemon@gmail.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/ptp')
-rw-r--r--drivers/ptp/ptp_ocp.c29
1 files changed, 20 insertions, 9 deletions
diff --git a/drivers/ptp/ptp_ocp.c b/drivers/ptp/ptp_ocp.c
index 82fefd588add..3856e9c24333 100644
--- a/drivers/ptp/ptp_ocp.c
+++ b/drivers/ptp/ptp_ocp.c
@@ -243,6 +243,7 @@ struct ptp_ocp_sma_connector {
bool fixed_fcn;
bool fixed_dir;
bool disabled;
+ u8 default_fcn;
};
struct ocp_attr_group {
@@ -702,11 +703,18 @@ static const struct ocp_selector ptp_ocp_sma_out[] = {
struct ocp_sma_op {
const struct ocp_selector *tbl[2];
+ void (*init)(struct ptp_ocp *bp);
u32 (*get)(struct ptp_ocp *bp, int sma_nr);
int (*set_inputs)(struct ptp_ocp *bp, int sma_nr, u32 val);
int (*set_output)(struct ptp_ocp *bp, int sma_nr, u32 val);
};
+static void
+ptp_ocp_sma_init(struct ptp_ocp *bp)
+{
+ return bp->sma_op->init(bp);
+}
+
static u32
ptp_ocp_sma_get(struct ptp_ocp *bp, int sma_nr)
{
@@ -2023,15 +2031,8 @@ ptp_ocp_sma_fb_set_inputs(struct ptp_ocp *bp, int sma_nr, u32 val)
return 0;
}
-static const struct ocp_sma_op ocp_fb_sma_op = {
- .tbl = { ptp_ocp_sma_in, ptp_ocp_sma_out },
- .get = ptp_ocp_sma_fb_get,
- .set_inputs = ptp_ocp_sma_fb_set_inputs,
- .set_output = ptp_ocp_sma_fb_set_output,
-};
-
static void
-ptp_ocp_sma_init(struct ptp_ocp *bp)
+ptp_ocp_sma_fb_init(struct ptp_ocp *bp)
{
u32 reg;
int i;
@@ -2041,6 +2042,8 @@ ptp_ocp_sma_init(struct ptp_ocp *bp)
bp->sma[1].mode = SMA_MODE_IN;
bp->sma[2].mode = SMA_MODE_OUT;
bp->sma[3].mode = SMA_MODE_OUT;
+ for (i = 0; i < 4; i++)
+ bp->sma[i].default_fcn = i & 1;
/* If no SMA1 map, the pin functions and directions are fixed. */
if (!bp->sma_map1) {
@@ -2069,6 +2072,14 @@ ptp_ocp_sma_init(struct ptp_ocp *bp)
}
}
+static const struct ocp_sma_op ocp_fb_sma_op = {
+ .tbl = { ptp_ocp_sma_in, ptp_ocp_sma_out },
+ .init = ptp_ocp_sma_fb_init,
+ .get = ptp_ocp_sma_fb_get,
+ .set_inputs = ptp_ocp_sma_fb_set_inputs,
+ .set_output = ptp_ocp_sma_fb_set_output,
+};
+
static int
ptp_ocp_fb_set_pins(struct ptp_ocp *bp)
{
@@ -2330,7 +2341,7 @@ ptp_ocp_sma_store(struct ptp_ocp *bp, const char *buf, int sma_nr)
return -EOPNOTSUPP;
if (sma->fixed_fcn) {
- if (val != ((sma_nr - 1) & 1))
+ if (val != sma->default_fcn)
return -EOPNOTSUPP;
return 0;
}