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authorJiri Slaby (SUSE) <jirislaby@kernel.org>2023-12-06 10:36:57 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-12-08 14:02:37 +0300
commitf32fcbedbe9290565e4eac3fd7c4c451d5478787 (patch)
treed18ccb3248fb01349aec21e7798a4d9a724a2947 /arch/powerpc/platforms
parentf3fb7367af89457a8818bc93e35a274ccb5b9e44 (diff)
downloadlinux-f32fcbedbe9290565e4eac3fd7c4c451d5478787.tar.xz
tty: hvc: convert to u8 and size_t
Switch character types to u8 and sizes to size_t. To conform to characters/sizes in the rest of the tty layer. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Nicholas Piggin <npiggin@gmail.com> Cc: Christophe Leroy <christophe.leroy@csgroup.eu> Cc: Amit Shah <amit@kernel.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Paul Walmsley <paul.walmsley@sifive.com> Cc: Palmer Dabbelt <palmer@dabbelt.com> Cc: Albert Ou <aou@eecs.berkeley.edu> Cc: linuxppc-dev@lists.ozlabs.org Cc: virtualization@lists.linux.dev Cc: linux-riscv@lists.infradead.org Link: https://lore.kernel.org/r/20231206073712.17776-13-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r--arch/powerpc/platforms/powernv/opal.c14
-rw-r--r--arch/powerpc/platforms/pseries/hvconsole.c4
2 files changed, 10 insertions, 8 deletions
diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c
index cdf3838f08d3..45dd77e3ccf6 100644
--- a/arch/powerpc/platforms/powernv/opal.c
+++ b/arch/powerpc/platforms/powernv/opal.c
@@ -424,7 +424,7 @@ static int __init opal_message_init(struct device_node *opal_node)
return 0;
}
-int opal_get_chars(uint32_t vtermno, char *buf, int count)
+ssize_t opal_get_chars(uint32_t vtermno, u8 *buf, size_t count)
{
s64 rc;
__be64 evt, len;
@@ -441,10 +441,11 @@ int opal_get_chars(uint32_t vtermno, char *buf, int count)
return 0;
}
-static int __opal_put_chars(uint32_t vtermno, const char *data, int total_len, bool atomic)
+static ssize_t __opal_put_chars(uint32_t vtermno, const u8 *data,
+ size_t total_len, bool atomic)
{
unsigned long flags = 0 /* shut up gcc */;
- int written;
+ ssize_t written;
__be64 olen;
s64 rc;
@@ -484,7 +485,7 @@ static int __opal_put_chars(uint32_t vtermno, const char *data, int total_len, b
if (atomic) {
/* Should not happen */
pr_warn("atomic console write returned partial "
- "len=%d written=%d\n", total_len, written);
+ "len=%zu written=%zd\n", total_len, written);
}
if (!written)
written = -EAGAIN;
@@ -497,7 +498,7 @@ out:
return written;
}
-int opal_put_chars(uint32_t vtermno, const char *data, int total_len)
+ssize_t opal_put_chars(uint32_t vtermno, const u8 *data, size_t total_len)
{
return __opal_put_chars(vtermno, data, total_len, false);
}
@@ -508,7 +509,8 @@ int opal_put_chars(uint32_t vtermno, const char *data, int total_len)
* true at the moment because console space can race with OPAL's console
* writes.
*/
-int opal_put_chars_atomic(uint32_t vtermno, const char *data, int total_len)
+ssize_t opal_put_chars_atomic(uint32_t vtermno, const u8 *data,
+ size_t total_len)
{
return __opal_put_chars(vtermno, data, total_len, true);
}
diff --git a/arch/powerpc/platforms/pseries/hvconsole.c b/arch/powerpc/platforms/pseries/hvconsole.c
index 1ac52963e08b..8803c947998e 100644
--- a/arch/powerpc/platforms/pseries/hvconsole.c
+++ b/arch/powerpc/platforms/pseries/hvconsole.c
@@ -25,7 +25,7 @@
* firmware.
* @count: not used?
*/
-int hvc_get_chars(uint32_t vtermno, char *buf, int count)
+ssize_t hvc_get_chars(uint32_t vtermno, u8 *buf, size_t count)
{
long ret;
unsigned long retbuf[PLPAR_HCALL_BUFSIZE];
@@ -52,7 +52,7 @@ EXPORT_SYMBOL(hvc_get_chars);
* firmware. Must be at least 16 bytes, even if count is less than 16.
* @count: Send this number of characters.
*/
-int hvc_put_chars(uint32_t vtermno, const char *buf, int count)
+ssize_t hvc_put_chars(uint32_t vtermno, const u8 *buf, size_t count)
{
unsigned long *lbuf = (unsigned long *) buf;
long ret;