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Commit Graph

3 Commits

Author SHA1 Message Date
Kunihiko Hayashi
16af2d6584 ata: add an extra argument to ahci_platform_get_resources()
Add an extra argument to ahci_platform_get_resources(), that is
for the bitmap representing the resource to get in this function.

Currently there is no resources to be defined, so all the callers set
'0' to the argument.

Suggested-by: Hans de Goede <hdegoede@redhat.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
2018-08-22 08:08:27 -07:00
Wei Yongjun
f52a4c74ef ata: fix return value check in ahci_seattle_get_port_info()
In case of error, the function devm_kzalloc() returns NULL pointer
not ERR_PTR(). The IS_ERR() test in the return value check should
be replaced with NULL test.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Brijesh Singh <brijesh.singh@amd.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
2016-06-15 14:26:41 -04:00
Brijesh Singh
535dac4ab5 ata: add AMD Seattle platform driver
AMD Seattle SATA controller mostly conforms to AHCI interface with some
special register to control SGPIO interface. In the case of an AHCI
controller, the SGPIO feature is ideally implemented using the
"Enclosure Management" register of the AHCI controller, but those
registeres are not implemented in the Seattle SoC. Instead SoC
(Rev B0 onwards) provides a 32-bit SGPIO control register which should
be programmed to control the activity, locate and fault LEDs.

The driver is based on ahci_platform driver.

Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
Acked-by: Hans de Goede <hdegoede@redhat.com>
CC: tj@kernel.org
CC: linux-ide@vger.kernel.org
Signed-off-by: Tejun Heo <tj@kernel.org>
2016-04-13 15:14:24 -04:00