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[V6,2/6] i2c: nvidia-gpu: Add ACPI property to align with device-tree

Message ID 20230119121639.226729-3-jonathanh@nvidia.com
State Superseded
Headers show
Series Add device-tree support for Cypress CYPD4226 | expand

Commit Message

Jon Hunter Jan. 19, 2023, 12:16 p.m. UTC 
From: Wayne Chang <waynec@nvidia.com>

Device-tree uses the 'firmware-name' string property to pass a name of
the firmware build to the Cypress CCGx driver. Add a new ACPI string
property to the NVIDIA GPU I2C driver to align with device-tree so that
we can migrate to using a common property name for both ACPI and
device-tree.

Signed-off-by: Wayne Chang <waynec@nvidia.com>
Co-developed-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
---
V6: no changes
V5: Added this patch from V3

 drivers/i2c/busses/i2c-nvidia-gpu.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Heikki Krogerus Jan. 20, 2023, 9:18 a.m. UTC | #1 
On Thu, Jan 19, 2023 at 12:16:35PM +0000, Jon Hunter wrote:
> From: Wayne Chang <waynec@nvidia.com>
> 
> Device-tree uses the 'firmware-name' string property to pass a name of
> the firmware build to the Cypress CCGx driver. Add a new ACPI string
> property to the NVIDIA GPU I2C driver to align with device-tree so that
> we can migrate to using a common property name for both ACPI and
> device-tree.
> 
> Signed-off-by: Wayne Chang <waynec@nvidia.com>
> Co-developed-by: Jon Hunter <jonathanh@nvidia.com>
> Signed-off-by: Jon Hunter <jonathanh@nvidia.com>

Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>

> ---
> V6: no changes
> V5: Added this patch from V3
> 
>  drivers/i2c/busses/i2c-nvidia-gpu.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/i2c/busses/i2c-nvidia-gpu.c b/drivers/i2c/busses/i2c-nvidia-gpu.c
> index 12e330cd7635..6d81ea530a83 100644
> --- a/drivers/i2c/busses/i2c-nvidia-gpu.c
> +++ b/drivers/i2c/busses/i2c-nvidia-gpu.c
> @@ -261,6 +261,7 @@ MODULE_DEVICE_TABLE(pci, gpu_i2c_ids);
>  static const struct property_entry ccgx_props[] = {
>  	/* Use FW built for NVIDIA (nv) only */
>  	PROPERTY_ENTRY_U16("ccgx,firmware-build", ('n' << 8) | 'v'),
> +	PROPERTY_ENTRY_STRING("firmware-name", "nvidia,gpu"),
>  	{ }
>  };
>  
> -- 
> 2.25.1
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Patch

diff --git a/drivers/i2c/busses/i2c-nvidia-gpu.c b/drivers/i2c/busses/i2c-nvidia-gpu.c
index 12e330cd7635..6d81ea530a83 100644
--- a/drivers/i2c/busses/i2c-nvidia-gpu.c
+++ b/drivers/i2c/busses/i2c-nvidia-gpu.c
@@ -261,6 +261,7 @@  MODULE_DEVICE_TABLE(pci, gpu_i2c_ids);
 static const struct property_entry ccgx_props[] = {
 	/* Use FW built for NVIDIA (nv) only */
 	PROPERTY_ENTRY_U16("ccgx,firmware-build", ('n' << 8) | 'v'),
+	PROPERTY_ENTRY_STRING("firmware-name", "nvidia,gpu"),
 	{ }
 };