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authorTakashi Sakamoto <o-takashi@sakamocchi.jp>2024-04-28 16:13:44 +0900
committerTakashi Sakamoto <o-takashi@sakamocchi.jp>2024-05-06 11:06:05 +0900
commitc5deb01849688fd5d9dd5113e81a7426b78bf02c (patch)
tree33a6680f0006813c966807461590e4259ed521e8 /drivers/firewire
parent2a0b46a988267bcbd50af76e66fc35f83507f6a8 (diff)
firewire: core: obsolete tcode check macros with inline functions
This commit declares the helper functions to check tcode to obsolete the functional macros. Link: https://lore.kernel.org/r/20240428071347.409202-7-o-takashi@sakamocchi.jp Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Diffstat (limited to 'drivers/firewire')
-rw-r--r--drivers/firewire/core-transaction.c4
-rw-r--r--drivers/firewire/core.h21
-rw-r--r--drivers/firewire/ohci.c6
3 files changed, 19 insertions, 12 deletions
diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c
index a113f801cf33..45ea15342ab8 100644
--- a/drivers/firewire/core-transaction.c
+++ b/drivers/firewire/core-transaction.c
@@ -972,7 +972,7 @@ void fw_core_handle_request(struct fw_card *card, struct fw_packet *p)
if (p->ack != ACK_PENDING && p->ack != ACK_COMPLETE)
return;
- if (TCODE_IS_LINK_INTERNAL(async_header_get_tcode(p->header))) {
+ if (tcode_is_link_internal(async_header_get_tcode(p->header))) {
fw_cdev_handle_phy_packet(card, p);
return;
}
@@ -1109,7 +1109,7 @@ static void handle_topology_map(struct fw_card *card, struct fw_request *request
{
int start;
- if (!TCODE_IS_READ_REQUEST(tcode)) {
+ if (!tcode_is_read_request(tcode)) {
fw_send_response(card, request, RCODE_TYPE_ERROR);
return;
}
diff --git a/drivers/firewire/core.h b/drivers/firewire/core.h
index ff96e5456b5d..5097c7a270b4 100644
--- a/drivers/firewire/core.h
+++ b/drivers/firewire/core.h
@@ -225,13 +225,20 @@ static inline bool is_next_generation(int new_generation, int old_generation)
#define TCODE_LINK_INTERNAL 0xe
-#define TCODE_IS_READ_REQUEST(tcode) (((tcode) & ~1) == 4)
-#define TCODE_IS_BLOCK_PACKET(tcode) (((tcode) & 1) != 0)
-#define TCODE_IS_LINK_INTERNAL(tcode) ((tcode) == TCODE_LINK_INTERNAL)
-#define TCODE_IS_REQUEST(tcode) (((tcode) & 2) == 0)
-#define TCODE_IS_RESPONSE(tcode) (((tcode) & 2) != 0)
-#define TCODE_HAS_REQUEST_DATA(tcode) (((tcode) & 12) != 4)
-#define TCODE_HAS_RESPONSE_DATA(tcode) (((tcode) & 12) != 0)
+static inline bool tcode_is_read_request(unsigned int tcode)
+{
+ return (tcode & ~1u) == 4u;
+}
+
+static inline bool tcode_is_block_packet(unsigned int tcode)
+{
+ return (tcode & 1u) != 0u;
+}
+
+static inline bool tcode_is_link_internal(unsigned int tcode)
+{
+ return (tcode == TCODE_LINK_INTERNAL);
+}
#define LOCAL_BUS 0xffc0
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index c2d3dc7fbe6e..c8891aa70a51 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -1382,7 +1382,7 @@ static int at_context_queue_packet(struct context *ctx,
(packet->header[0] & 0xffff0000));
header[2] = cpu_to_le32(packet->header[2]);
- if (TCODE_IS_BLOCK_PACKET(tcode))
+ if (tcode_is_block_packet(tcode))
header[3] = cpu_to_le32(packet->header[3]);
else
header[3] = (__force __le32) packet->header[3];
@@ -1570,7 +1570,7 @@ static void handle_local_rom(struct fw_ohci *ohci,
int tcode, length, i;
tcode = async_header_get_tcode(packet->header);
- if (TCODE_IS_BLOCK_PACKET(tcode))
+ if (tcode_is_block_packet(tcode))
length = async_header_get_data_length(packet->header);
else
length = 4;
@@ -1579,7 +1579,7 @@ static void handle_local_rom(struct fw_ohci *ohci,
if (i + length > CONFIG_ROM_SIZE) {
fw_fill_response(&response, packet->header,
RCODE_ADDRESS_ERROR, NULL, 0);
- } else if (!TCODE_IS_READ_REQUEST(tcode)) {
+ } else if (!tcode_is_read_request(tcode)) {
fw_fill_response(&response, packet->header,
RCODE_TYPE_ERROR, NULL, 0);
} else {