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git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Bluetooth: btintel_pci: Fix build warning
This fixes the following warning:
drivers/bluetooth/btintel_pcie.c:695:20: warning: unused function 'btintel_pcie_in_rom' [-Wunused-function]
695 | static inline bool btintel_pcie_in_rom(struct btintel_pcie_data *data)
| ^~~~~~~~~~~~~~~~~~~
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
-14
-14
drivers/bluetooth/btintel_pcie.c
-14
drivers/bluetooth/btintel_pcie.c
···
685
685
return 0;
686
686
}
687
687
688
-
/* BIT(0) - ROM, BIT(1) - IML and BIT(3) - OP
689
-
* Sometimes during firmware image switching from ROM to IML or IML to OP image,
690
-
* the previous image bit is not cleared by firmware when alive interrupt is
691
-
* received. Driver needs to take care of these sticky bits when deciding the
692
-
* current image running on controller.
693
-
* Ex: 0x10 and 0x11 - both represents that controller is running IML
694
-
*/
695
-
static inline bool btintel_pcie_in_rom(struct btintel_pcie_data *data)
696
-
{
697
-
return data->boot_stage_cache & BTINTEL_PCIE_CSR_BOOT_STAGE_ROM &&
698
-
!(data->boot_stage_cache & BTINTEL_PCIE_CSR_BOOT_STAGE_IML) &&
699
-
!(data->boot_stage_cache & BTINTEL_PCIE_CSR_BOOT_STAGE_OPFW);
700
-
}
701
-
702
688
static inline bool btintel_pcie_in_op(struct btintel_pcie_data *data)
703
689
{
704
690
return data->boot_stage_cache & BTINTEL_PCIE_CSR_BOOT_STAGE_OPFW;