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[194.187.74.233]) by smtp.gmail.com with ESMTPSA id d15-v6sm535282lja.38.2019.01.15.04.12.26 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 15 Jan 2019 04:12:26 -0800 (PST) From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= To: Kalle Valo Cc: Arend van Spriel , linux-wireless@vger.kernel.org, brcm80211-dev-list.pdl@broadcom.com, brcm80211-dev-list@cypress.com, =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Subject: [PATCH V2 1/2] brcmfmac: modify __brcmf_err() to take bus as a parameter Date: Tue, 15 Jan 2019 13:12:17 +0100 Message-Id: <20190115121217.18276-1-zajec5@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190115061949.27260-1-zajec5@gmail.com> References: <20190115061949.27260-1-zajec5@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Rafał Miłecki So far __brcmf_err() was using pr_err() which didn't allow identifying device that was affected by an error. It's crucial for systems with more than 1 device supported by brcmfmac (a common case for home routers). This change allows passing struct brcmf_bus to the __brcmf_err(). That struct has been agreed to be the most common one. It allows accessing struct device easily & using dev_err() printing helper. Signed-off-by: Rafał Miłecki Acked-by: Arend van Spriel --- V2: Add missing #include --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c | 7 +++++-- drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h | 8 +++++--- .../net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.c | 8 ++++++-- 3 files changed, 16 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c index 0ce1d8174e6d..c62009a06617 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c @@ -350,7 +350,7 @@ int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) } #ifndef CONFIG_BRCM_TRACING -void __brcmf_err(const char *func, const char *fmt, ...) +void __brcmf_err(struct brcmf_bus *bus, const char *func, const char *fmt, ...) { struct va_format vaf; va_list args; @@ -359,7 +359,10 @@ void __brcmf_err(const char *func, const char *fmt, ...) vaf.fmt = fmt; vaf.va = &args; - pr_err("%s: %pV", func, &vaf); + if (bus) + dev_err(bus->dev, "%s: %pV", func, &vaf); + else + pr_err("%s: %pV", func, &vaf); va_end(args); } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h index cfed0626bf5a..b499f90d94f6 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h @@ -45,8 +45,10 @@ #undef pr_fmt #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt -__printf(2, 3) -void __brcmf_err(const char *func, const char *fmt, ...); +struct brcmf_bus; + +__printf(3, 4) +void __brcmf_err(struct brcmf_bus *bus, const char *func, const char *fmt, ...); /* Macro for error messages. When debugging / tracing the driver all error * messages are important to us. */ @@ -55,7 +57,7 @@ void __brcmf_err(const char *func, const char *fmt, ...); if (IS_ENABLED(CONFIG_BRCMDBG) || \ IS_ENABLED(CONFIG_BRCM_TRACING) || \ net_ratelimit()) \ - __brcmf_err(__func__, fmt, ##__VA_ARGS__); \ + __brcmf_err(NULL, __func__, fmt, ##__VA_ARGS__);\ } while (0) #if defined(DEBUG) || defined(CONFIG_BRCM_TRACING) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.c index fe6755944b7b..9c440a5e1c5f 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.c @@ -14,6 +14,7 @@ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#include #include /* bug in tracepoint.h, it should include this */ #ifndef __CHECKER__ @@ -21,7 +22,7 @@ #include "tracepoint.h" #include "debug.h" -void __brcmf_err(const char *func, const char *fmt, ...) +void __brcmf_err(struct brcmf_bus *bus, const char *func, const char *fmt, ...) { struct va_format vaf = { .fmt = fmt, @@ -30,7 +31,10 @@ void __brcmf_err(const char *func, const char *fmt, ...) va_start(args, fmt); vaf.va = &args; - pr_err("%s: %pV", func, &vaf); + if (bus) + dev_err(bus->dev, "%s: %pV", func, &vaf); + else + pr_err("%s: %pV", func, &vaf); trace_brcmf_err(func, &vaf); va_end(args); } -- 2.20.1