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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , linux-kernel@vger.kernel.org Subject: [PATCH net-next v3 2/4] net: dsa: motorcomm: Use NSEC_PER_SEC Date: Sat, 10 Oct 2026 00:58:20 +0800 Message-ID: <20261009165825.359259-3-mmyangfl@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20261009165825.359259-1-mmyangfl@gmail.com> References: <20261009165825.359259-1-mmyangfl@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Get rid of magic numbers. Signed-off-by: David Yang Reviewed-by: Andrew Lunn --- drivers/net/dsa/motorcomm/tc.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/dsa/motorcomm/tc.c b/drivers/net/dsa/motorcomm/tc.c index 433a428ed070..be3321df8868 100644 --- a/drivers/net/dsa/motorcomm/tc.c +++ b/drivers/net/dsa/motorcomm/tc.c @@ -25,14 +25,14 @@ static u32 rate2token(u64 rate, unsigned int slot_ns, int unit, int C) { int e = 2 * unit + C + YT921X_TOKEN_RATE_C; - return div_u64(ldexpu64(slot_ns * rate, -e), 1000000000); + return div_u64(ldexpu64(slot_ns * rate, -e), NSEC_PER_SEC); } static u64 token2rate(u32 token, unsigned int slot_ns, int unit, int C) { int e = 2 * unit + C + YT921X_TOKEN_RATE_C; - return div_u64(ldexpu64(mul_u32_u32(1000000000, token), e), slot_ns); + return div_u64(ldexpu64(mul_u32_u32(NSEC_PER_SEC, token), e), slot_ns); } /* burst = 2^C * token * 4^unit */ @@ -83,7 +83,7 @@ yt921x_marker_tfm(struct yt921x_marker *marker, u64 rate, u64 burst, } /* Check for matching burst */ - burst_est = div_u64(slot_ns * rate, 1000000000); + burst_est = div_u64(slot_ns * rate, NSEC_PER_SEC); burst_sug = burst_est; if (flags & YT921X_MARKER_PKT_MODE) burst_sug++; -- 2.53.0