On Wed, Feb 06, 2019 at 02:17:11PM -0800, Guenter Roeck wrote:
> On Thu, Jan 24, 2019 at 07:03:53PM +0200, Timo Alho wrote:
> > Split BPMP driver into common and chip specific parts to facilitate
> > adding support for previous and future Tegra chips that are using BPMP
> > as co-processor.
> > 
> > Signed-off-by: Timo Alho <ta...@nvidia.com>
> > Acked-by: Jon Hunter <jonath...@nvidia.com>
> > Signed-off-by: Thierry Reding <tred...@nvidia.com>
> 
> arm:allmodconfig in linux-next:
> 
> drivers/firmware/tegra/bpmp.o:(.rodata+0x280): undefined reference to 
> `tegra210_bpmp_ops'
> drivers/firmware/tegra/bpmp.o:(.rodata+0x2ac): undefined reference to 
> `tegra186_bpmp_ops'

Hi Guenter,

this should be fixed by the below patch. Running build tests now.

Thierry
--- >8 ---
diff --git a/drivers/firmware/tegra/bpmp-private.h 
b/drivers/firmware/tegra/bpmp-private.h
index 07c3d46abb87..cc343f4ebafb 100644
--- a/drivers/firmware/tegra/bpmp-private.h
+++ b/drivers/firmware/tegra/bpmp-private.h
@@ -23,7 +23,11 @@ struct tegra_bpmp_ops {
        int (*resume)(struct tegra_bpmp *bpmp);
 };
 
+#if IS_ENABLED(CONFIG_ARCH_TEGRA_186_SOC)
 extern const struct tegra_bpmp_ops tegra186_bpmp_ops;
+#endif
+#if IS_ENABLED(CONFIG_ARCH_TEGRA_210_SOC)
 extern const struct tegra_bpmp_ops tegra210_bpmp_ops;
+#endif
 
 #endif
diff --git a/drivers/firmware/tegra/bpmp.c b/drivers/firmware/tegra/bpmp.c
index 8e3f79959d48..6498c848c82c 100644
--- a/drivers/firmware/tegra/bpmp.c
+++ b/drivers/firmware/tegra/bpmp.c
@@ -813,6 +813,7 @@ static int __maybe_unused tegra_bpmp_resume(struct device 
*dev)
 
 static SIMPLE_DEV_PM_OPS(tegra_bpmp_pm_ops, NULL, tegra_bpmp_resume);
 
+#if IS_ENABLED(CONFIG_ARCH_TEGRA_186_SOC)
 static const struct tegra_bpmp_soc tegra186_soc = {
        .channels = {
                .cpu_tx = {
@@ -832,7 +833,9 @@ static const struct tegra_bpmp_soc tegra186_soc = {
        .ops = &tegra186_bpmp_ops,
        .num_resets = 193,
 };
+#endif
 
+#if IS_ENABLED(CONFIG_ARCH_TEGRA_210_SOC)
 static const struct tegra_bpmp_soc tegra210_soc = {
        .channels = {
                .cpu_tx = {
@@ -853,10 +856,15 @@ static const struct tegra_bpmp_soc tegra210_soc = {
        },
        .ops = &tegra210_bpmp_ops,
 };
+#endif
 
 static const struct of_device_id tegra_bpmp_match[] = {
+#if IS_ENABLED(CONFIG_ARCH_TEGRA_186_SOC)
        { .compatible = "nvidia,tegra186-bpmp", .data = &tegra186_soc },
+#endif
+#if IS_ENABLED(CONFIG_ARCH_TEGRA_210_SOC)
        { .compatible = "nvidia,tegra210-bpmp", .data = &tegra210_soc },
+#endif
        { }
 };
 

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