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[81.204.249.205]) by smtp.gmail.com with ESMTPSA id jt20-20020a170906ca1400b008e54ac90de1sm2163541ejb.74.2023.04.21.08.33.59 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 21 Apr 2023 08:33:59 -0700 (PDT) Message-ID: <7b05bbc7-5a83-5624-c652-20d3361b90cb@gmail.com> Date: Fri, 21 Apr 2023 17:33:58 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 From: Johan Jonker Subject: [PATCH v9] core: fdtaddr: add devfdt_get_addr_size_index_ptr function To: dario.binacchi@amarulasolutions.com, michael@amarulasolutions.com, sjg@chromium.org, philipp.tomsich@vrull.eu, kever.yang@rock-chips.com Cc: u-boot@lists.denx.de, yifeng.zhao@rock-chips.com References: <482794b2-ee7b-6919-cc2c-014c1e2e908f@rock-chips.com> Content-Language: en-US In-Reply-To: <482794b2-ee7b-6919-cc2c-014c1e2e908f@rock-chips.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean Add devfdt_get_addr_size_index_ptr function with the same functionality as devfdt_get_addr_size_index, but instead a return pointer is given. Suggested-by: Michael Nazzareno Trimarchi Signed-off-by: Johan Jonker Reviewed-by: Michael Trimarchi Reviewed-by: Simon Glass --- Changed V9: remove map_sysmem() Changed V7: use map_sysmem() Changed V5: fix spelling use tabs --- drivers/core/fdtaddr.c | 8 ++++++++ include/dm/fdtaddr.h | 17 ++++++++++++++++- 2 files changed, 24 insertions(+), 1 deletion(-) diff --git a/drivers/core/fdtaddr.c b/drivers/core/fdtaddr.c index a499f3b5..a68e31df 100644 --- a/drivers/core/fdtaddr.c +++ b/drivers/core/fdtaddr.c @@ -134,6 +134,14 @@ fdt_addr_t devfdt_get_addr_size_index(const struct udevice *dev, int index, #endif } +void *devfdt_get_addr_size_index_ptr(const struct udevice *dev, int index, + fdt_size_t *size) +{ + fdt_addr_t addr = devfdt_get_addr_size_index(dev, index, size); + + return (addr == FDT_ADDR_T_NONE) ? NULL : (void *)(uintptr_t)addr; +} + fdt_addr_t devfdt_get_addr_name(const struct udevice *dev, const char *name) { #if CONFIG_IS_ENABLED(OF_CONTROL) diff --git a/include/dm/fdtaddr.h b/include/dm/fdtaddr.h index c9d2b27b..dcdc1913 100644 --- a/include/dm/fdtaddr.h +++ b/include/dm/fdtaddr.h @@ -111,7 +111,7 @@ void *devfdt_get_addr_index_ptr(const struct udevice *dev, int index); * @dev: Pointer to a device * @index: the 'reg' property can hold a list of pairs * and @index is used to select which one is required - * @size: Pointer to size varible - this function returns the size + * @size: Pointer to size variable - this function returns the size * specified in the 'reg' property here * * Return: addr @@ -119,6 +119,21 @@ void *devfdt_get_addr_index_ptr(const struct udevice *dev, int index); fdt_addr_t devfdt_get_addr_size_index(const struct udevice *dev, int index, fdt_size_t *size); +/** + * devfdt_get_addr_size_index_ptr() - Return indexed pointer to the address of the + * reg property of a device + * + * @dev: Pointer to a device + * @index: the 'reg' property can hold a list of pairs + * and @index is used to select which one is required + * @size: Pointer to size variable - this function returns the size + * specified in the 'reg' property here + * + * Return: Pointer to addr, or NULL if there is no such property + */ +void *devfdt_get_addr_size_index_ptr(const struct udevice *dev, int index, + fdt_size_t *size); + /** * devfdt_get_addr_name() - Get the reg property of a device, indexed by name * -- 2.20.1