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crypto: ccp - Drop TEE support for IRQ handler

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The only PSP mailbox that currently supports interrupt on completion
is the SEV mailbox.  Drop the dead code for the TEE subdriver to
potentially call it.

Acked-by: Rijo Thomas <Rijo-john.Thomas@amd.com>
Acked-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Mario Limonciello 2023-03-10 15:19:44 -06:00 committed by Herbert Xu
parent f69ef19f10
commit a7ca7bbdb5
2 changed files with 0 additions and 22 deletions
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15
drivers/crypto/ccp/psp-dev.c
View File

@ -46,9 +46,6 @@ static irqreturn_t psp_irq_handler(int irq, void *data)
if (status) {
if (psp->sev_irq_handler)
psp->sev_irq_handler(irq, psp->sev_irq_data, status);
if (psp->tee_irq_handler)
psp->tee_irq_handler(irq, psp->tee_irq_data, status);
}
/* Clear the interrupt status by writing the same value we read. */
@ -219,18 +216,6 @@ void psp_clear_sev_irq_handler(struct psp_device *psp)
psp_set_sev_irq_handler(psp, NULL, NULL);
}
void psp_set_tee_irq_handler(struct psp_device *psp, psp_irq_handler_t handler,
void *data)
{
psp->tee_irq_data = data;
psp->tee_irq_handler = handler;
}
void psp_clear_tee_irq_handler(struct psp_device *psp)
{
psp_set_tee_irq_handler(psp, NULL, NULL);
}
struct psp_device *psp_get_master_device(void)
{
struct sp_device *sp = sp_get_psp_master_device();

7
drivers/crypto/ccp/psp-dev.h
View File

@ -40,9 +40,6 @@ struct psp_device {
psp_irq_handler_t sev_irq_handler;
void *sev_irq_data;
psp_irq_handler_t tee_irq_handler;
void *tee_irq_data;
void *sev_data;
void *tee_data;
@ -53,10 +50,6 @@ void psp_set_sev_irq_handler(struct psp_device *psp, psp_irq_handler_t handler,
void *data);
void psp_clear_sev_irq_handler(struct psp_device *psp);
void psp_set_tee_irq_handler(struct psp_device *psp, psp_irq_handler_t handler,
void *data);
void psp_clear_tee_irq_handler(struct psp_device *psp);
struct psp_device *psp_get_master_device(void);
#define PSP_CAPABILITY_SEV BIT(0)